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-rw-r--r--drivers/scsi/be2iscsi/be.h15
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.c1096
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.h142
-rw-r--r--drivers/scsi/be2iscsi/be_iscsi.c408
-rw-r--r--drivers/scsi/be2iscsi/be_iscsi.h25
-rw-r--r--drivers/scsi/be2iscsi/be_main.c2478
-rw-r--r--drivers/scsi/be2iscsi/be_main.h220
-rw-r--r--drivers/scsi/be2iscsi/be_mgmt.c1497
-rw-r--r--drivers/scsi/be2iscsi/be_mgmt.h51
9 files changed, 3046 insertions, 2886 deletions
diff --git a/drivers/scsi/be2iscsi/be.h b/drivers/scsi/be2iscsi/be.h
index ee5ace873535..b1d0fdc5d5e1 100644
--- a/drivers/scsi/be2iscsi/be.h
+++ b/drivers/scsi/be2iscsi/be.h
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -8,7 +8,7 @@
* Public License is included in this distribution in the file called COPYING.
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -89,7 +89,7 @@ struct be_aic_obj { /* Adaptive interrupt coalescing (AIC) info */
u32 max_eqd; /* in usecs */
u32 prev_eqd; /* in usecs */
u32 et_eqd; /* configured val when aic is off */
- ulong jiffs;
+ ulong jiffies;
u64 eq_prev; /* Used to calculate eqe */
};
@@ -100,7 +100,7 @@ struct be_eq_obj {
struct be_queue_info q;
struct beiscsi_hba *phba;
struct be_queue_info *cq;
- struct work_struct work_cqs; /* Work Item */
+ struct work_struct mcc_work; /* Work Item */
struct irq_poll iopoll;
};
@@ -111,8 +111,11 @@ struct be_mcc_obj {
struct beiscsi_mcc_tag_state {
unsigned long tag_state;
-#define MCC_TAG_STATE_RUNNING 1
-#define MCC_TAG_STATE_TIMEOUT 2
+#define MCC_TAG_STATE_RUNNING 0
+#define MCC_TAG_STATE_TIMEOUT 1
+#define MCC_TAG_STATE_ASYNC 2
+#define MCC_TAG_STATE_IGNORE 3
+ void (*cbfn)(struct beiscsi_hba *, unsigned int);
struct be_dma_mem tag_mem_state;
};
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c
index a55eaeea37e7..be65da2988fb 100644
--- a/drivers/scsi/be2iscsi/be_cmds.c
+++ b/drivers/scsi/be2iscsi/be_cmds.c
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -8,7 +8,7 @@
* Public License is included in this distribution in the file called COPYING.
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -21,110 +21,77 @@
#include "be.h"
#include "be_mgmt.h"
-int beiscsi_pci_soft_reset(struct beiscsi_hba *phba)
-{
- u32 sreset;
- u8 *pci_reset_offset = 0;
- u8 *pci_online0_offset = 0;
- u8 *pci_online1_offset = 0;
- u32 pconline0 = 0;
- u32 pconline1 = 0;
- u32 i;
-
- pci_reset_offset = (u8 *)phba->pci_va + BE2_SOFT_RESET;
- pci_online0_offset = (u8 *)phba->pci_va + BE2_PCI_ONLINE0;
- pci_online1_offset = (u8 *)phba->pci_va + BE2_PCI_ONLINE1;
- sreset = readl((void *)pci_reset_offset);
- sreset |= BE2_SET_RESET;
- writel(sreset, (void *)pci_reset_offset);
-
- i = 0;
- while (sreset & BE2_SET_RESET) {
- if (i > 64)
- break;
- msleep(100);
- sreset = readl((void *)pci_reset_offset);
- i++;
- }
-
- if (sreset & BE2_SET_RESET) {
- printk(KERN_ERR DRV_NAME
- " Soft Reset did not deassert\n");
- return -EIO;
- }
- pconline1 = BE2_MPU_IRAM_ONLINE;
- writel(pconline0, (void *)pci_online0_offset);
- writel(pconline1, (void *)pci_online1_offset);
-
- sreset |= BE2_SET_RESET;
- writel(sreset, (void *)pci_reset_offset);
-
- i = 0;
- while (sreset & BE2_SET_RESET) {
- if (i > 64)
- break;
- msleep(1);
- sreset = readl((void *)pci_reset_offset);
- i++;
- }
- if (sreset & BE2_SET_RESET) {
- printk(KERN_ERR DRV_NAME
- " MPU Online Soft Reset did not deassert\n");
- return -EIO;
- }
- return 0;
-}
-
-int be_chk_reset_complete(struct beiscsi_hba *phba)
-{
- unsigned int num_loop;
- u8 *mpu_sem = 0;
- u32 status;
-
- num_loop = 1000;
- mpu_sem = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE;
- msleep(5000);
-
- while (num_loop) {
- status = readl((void *)mpu_sem);
-
- if ((status & 0x80000000) || (status & 0x0000FFFF) == 0xC000)
- break;
- msleep(60);
- num_loop--;
- }
-
- if ((status & 0x80000000) || (!num_loop)) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BC_%d : Failed in be_chk_reset_complete"
- "status = 0x%x\n", status);
- return -EIO;
- }
-
- return 0;
-}
-
-unsigned int alloc_mcc_tag(struct beiscsi_hba *phba)
-{
- unsigned int tag = 0;
+/* UE Status Low CSR */
+static const char * const desc_ue_status_low[] = {
+ "CEV",
+ "CTX",
+ "DBUF",
+ "ERX",
+ "Host",
+ "MPU",
+ "NDMA",
+ "PTC ",
+ "RDMA ",
+ "RXF ",
+ "RXIPS ",
+ "RXULP0 ",
+ "RXULP1 ",
+ "RXULP2 ",
+ "TIM ",
+ "TPOST ",
+ "TPRE ",
+ "TXIPS ",
+ "TXULP0 ",
+ "TXULP1 ",
+ "UC ",
+ "WDMA ",
+ "TXULP2 ",
+ "HOST1 ",
+ "P0_OB_LINK ",
+ "P1_OB_LINK ",
+ "HOST_GPIO ",
+ "MBOX ",
+ "AXGMAC0",
+ "AXGMAC1",
+ "JTAG",
+ "MPU_INTPEND"
+};
- spin_lock(&phba->ctrl.mcc_lock);
- if (phba->ctrl.mcc_tag_available) {
- tag = phba->ctrl.mcc_tag[phba->ctrl.mcc_alloc_index];
- phba->ctrl.mcc_tag[phba->ctrl.mcc_alloc_index] = 0;
- phba->ctrl.mcc_tag_status[tag] = 0;
- phba->ctrl.ptag_state[tag].tag_state = 0;
- }
- if (tag) {
- phba->ctrl.mcc_tag_available--;
- if (phba->ctrl.mcc_alloc_index == (MAX_MCC_CMD - 1))
- phba->ctrl.mcc_alloc_index = 0;
- else
- phba->ctrl.mcc_alloc_index++;
- }
- spin_unlock(&phba->ctrl.mcc_lock);
- return tag;
-}
+/* UE Status High CSR */
+static const char * const desc_ue_status_hi[] = {
+ "LPCMEMHOST",
+ "MGMT_MAC",
+ "PCS0ONLINE",
+ "MPU_IRAM",
+ "PCS1ONLINE",
+ "PCTL0",
+ "PCTL1",
+ "PMEM",
+ "RR",
+ "TXPB",
+ "RXPP",
+ "XAUI",
+ "TXP",
+ "ARM",
+ "IPC",
+ "HOST2",
+ "HOST3",
+ "HOST4",
+ "HOST5",
+ "HOST6",
+ "HOST7",
+ "HOST8",
+ "HOST9",
+ "NETC",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown",
+ "Unknown"
+};
struct be_mcc_wrb *alloc_mcc_wrb(struct beiscsi_hba *phba,
unsigned int *ref_tag)
@@ -133,7 +100,7 @@ struct be_mcc_wrb *alloc_mcc_wrb(struct beiscsi_hba *phba,
struct be_mcc_wrb *wrb = NULL;
unsigned int tag;
- spin_lock_bh(&phba->ctrl.mcc_lock);
+ spin_lock(&phba->ctrl.mcc_lock);
if (mccq->used == mccq->len) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT |
BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
@@ -160,6 +127,7 @@ struct be_mcc_wrb *alloc_mcc_wrb(struct beiscsi_hba *phba,
phba->ctrl.mcc_tag[phba->ctrl.mcc_alloc_index] = 0;
phba->ctrl.mcc_tag_status[tag] = 0;
phba->ctrl.ptag_state[tag].tag_state = 0;
+ phba->ctrl.ptag_state[tag].cbfn = NULL;
phba->ctrl.mcc_tag_available--;
if (phba->ctrl.mcc_alloc_index == (MAX_MCC_CMD - 1))
phba->ctrl.mcc_alloc_index = 0;
@@ -174,7 +142,7 @@ struct be_mcc_wrb *alloc_mcc_wrb(struct beiscsi_hba *phba,
mccq->used++;
alloc_failed:
- spin_unlock_bh(&phba->ctrl.mcc_lock);
+ spin_unlock(&phba->ctrl.mcc_lock);
return wrb;
}
@@ -182,7 +150,7 @@ void free_mcc_wrb(struct be_ctrl_info *ctrl, unsigned int tag)
{
struct be_queue_info *mccq = &ctrl->mcc_obj.q;
- spin_lock_bh(&ctrl->mcc_lock);
+ spin_lock(&ctrl->mcc_lock);
tag = tag & MCC_Q_CMD_TAG_MASK;
ctrl->mcc_tag[ctrl->mcc_free_index] = tag;
if (ctrl->mcc_free_index == (MAX_MCC_CMD - 1))
@@ -191,16 +159,71 @@ void free_mcc_wrb(struct be_ctrl_info *ctrl, unsigned int tag)
ctrl->mcc_free_index++;
ctrl->mcc_tag_available++;
mccq->used--;
- spin_unlock_bh(&ctrl->mcc_lock);
+ spin_unlock(&ctrl->mcc_lock);
}
-/**
- * beiscsi_fail_session(): Closing session with appropriate error
- * @cls_session: ptr to session
- **/
-void beiscsi_fail_session(struct iscsi_cls_session *cls_session)
+/*
+ * beiscsi_mcc_compl_status - Return the status of MCC completion
+ * @phba: Driver private structure
+ * @tag: Tag for the MBX Command
+ * @wrb: the WRB used for the MBX Command
+ * @mbx_cmd_mem: ptr to memory allocated for MBX Cmd
+ *
+ * return
+ * Success: 0
+ * Failure: Non-Zero
+ */
+int __beiscsi_mcc_compl_status(struct beiscsi_hba *phba,
+ unsigned int tag,
+ struct be_mcc_wrb **wrb,
+ struct be_dma_mem *mbx_cmd_mem)
{
- iscsi_session_failure(cls_session->dd_data, ISCSI_ERR_CONN_FAILED);
+ struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q;
+ uint16_t status = 0, addl_status = 0, wrb_num = 0;
+ struct be_cmd_resp_hdr *mbx_resp_hdr;
+ struct be_cmd_req_hdr *mbx_hdr;
+ struct be_mcc_wrb *temp_wrb;
+ uint32_t mcc_tag_status;
+ int rc = 0;
+
+ mcc_tag_status = phba->ctrl.mcc_tag_status[tag];
+ status = (mcc_tag_status & CQE_STATUS_MASK);
+ addl_status = ((mcc_tag_status & CQE_STATUS_ADDL_MASK) >>
+ CQE_STATUS_ADDL_SHIFT);
+
+ if (mbx_cmd_mem) {
+ mbx_hdr = (struct be_cmd_req_hdr *)mbx_cmd_mem->va;
+ } else {
+ wrb_num = (mcc_tag_status & CQE_STATUS_WRB_MASK) >>
+ CQE_STATUS_WRB_SHIFT;
+ temp_wrb = (struct be_mcc_wrb *)queue_get_wrb(mccq, wrb_num);
+ mbx_hdr = embedded_payload(temp_wrb);
+
+ if (wrb)
+ *wrb = temp_wrb;
+ }
+
+ if (status || addl_status) {
+ beiscsi_log(phba, KERN_WARNING,
+ BEISCSI_LOG_INIT | BEISCSI_LOG_EH |
+ BEISCSI_LOG_CONFIG,
+ "BC_%d : MBX Cmd Failed for Subsys : %d Opcode : %d with Status : %d and Extd_Status : %d\n",
+ mbx_hdr->subsystem, mbx_hdr->opcode,
+ status, addl_status);
+ rc = -EIO;
+ if (status == MCC_STATUS_INSUFFICIENT_BUFFER) {
+ mbx_resp_hdr = (struct be_cmd_resp_hdr *)mbx_hdr;
+ beiscsi_log(phba, KERN_WARNING,
+ BEISCSI_LOG_INIT | BEISCSI_LOG_EH |
+ BEISCSI_LOG_CONFIG,
+ "BC_%d : Insufficient Buffer Error Resp_Len : %d Actual_Resp_Len : %d\n",
+ mbx_resp_hdr->response_length,
+ mbx_resp_hdr->actual_resp_len);
+ rc = -EAGAIN;
+ }
+ }
+
+ return rc;
}
/*
@@ -217,26 +240,34 @@ void beiscsi_fail_session(struct iscsi_cls_session *cls_session)
* Failure: Non-Zero
**/
int beiscsi_mccq_compl_wait(struct beiscsi_hba *phba,
- uint32_t tag, struct be_mcc_wrb **wrb,
+ unsigned int tag,
+ struct be_mcc_wrb **wrb,
struct be_dma_mem *mbx_cmd_mem)
{
int rc = 0;
- uint32_t mcc_tag_status;
- uint16_t status = 0, addl_status = 0, wrb_num = 0;
- struct be_mcc_wrb *temp_wrb;
- struct be_cmd_req_hdr *mbx_hdr;
- struct be_cmd_resp_hdr *mbx_resp_hdr;
- struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q;
- if (beiscsi_error(phba))
- return -EPERM;
+ if (beiscsi_hba_in_error(phba)) {
+ clear_bit(MCC_TAG_STATE_RUNNING,
+ &phba->ctrl.ptag_state[tag].tag_state);
+ return -EIO;
+ }
/* wait for the mccq completion */
- rc = wait_event_interruptible_timeout(
- phba->ctrl.mcc_wait[tag],
- phba->ctrl.mcc_tag_status[tag],
- msecs_to_jiffies(
- BEISCSI_HOST_MBX_TIMEOUT));
+ rc = wait_event_interruptible_timeout(phba->ctrl.mcc_wait[tag],
+ phba->ctrl.mcc_tag_status[tag],
+ msecs_to_jiffies(
+ BEISCSI_HOST_MBX_TIMEOUT));
+ /**
+ * Return EIO if port is being disabled. Associated DMA memory, if any,
+ * is freed by the caller. When port goes offline, MCCQ is cleaned up
+ * so does WRB.
+ */
+ if (!test_bit(BEISCSI_HBA_ONLINE, &phba->state)) {
+ clear_bit(MCC_TAG_STATE_RUNNING,
+ &phba->ctrl.ptag_state[tag].tag_state);
+ return -EIO;
+ }
+
/**
* If MBOX cmd timeout expired, tag and resource allocated
* for cmd is not freed until FW returns completion.
@@ -270,47 +301,7 @@ int beiscsi_mccq_compl_wait(struct beiscsi_hba *phba,
return -EBUSY;
}
- rc = 0;
- mcc_tag_status = phba->ctrl.mcc_tag_status[tag];
- status = (mcc_tag_status & CQE_STATUS_MASK);
- addl_status = ((mcc_tag_status & CQE_STATUS_ADDL_MASK) >>
- CQE_STATUS_ADDL_SHIFT);
-
- if (mbx_cmd_mem) {
- mbx_hdr = (struct be_cmd_req_hdr *)mbx_cmd_mem->va;
- } else {
- wrb_num = (mcc_tag_status & CQE_STATUS_WRB_MASK) >>
- CQE_STATUS_WRB_SHIFT;
- temp_wrb = (struct be_mcc_wrb *)queue_get_wrb(mccq, wrb_num);
- mbx_hdr = embedded_payload(temp_wrb);
-
- if (wrb)
- *wrb = temp_wrb;
- }
-
- if (status || addl_status) {
- beiscsi_log(phba, KERN_WARNING,
- BEISCSI_LOG_INIT | BEISCSI_LOG_EH |
- BEISCSI_LOG_CONFIG,
- "BC_%d : MBX Cmd Failed for "
- "Subsys : %d Opcode : %d with "
- "Status : %d and Extd_Status : %d\n",
- mbx_hdr->subsystem,
- mbx_hdr->opcode,
- status, addl_status);
- rc = -EIO;
- if (status == MCC_STATUS_INSUFFICIENT_BUFFER) {
- mbx_resp_hdr = (struct be_cmd_resp_hdr *) mbx_hdr;
- beiscsi_log(phba, KERN_WARNING,
- BEISCSI_LOG_INIT | BEISCSI_LOG_EH |
- BEISCSI_LOG_CONFIG,
- "BC_%d : Insufficient Buffer Error "
- "Resp_Len : %d Actual_Resp_Len : %d\n",
- mbx_resp_hdr->response_length,
- mbx_resp_hdr->actual_resp_len);
- rc = -EAGAIN;
- }
- }
+ rc = __beiscsi_mcc_compl_status(phba, tag, wrb, mbx_cmd_mem);
free_mcc_wrb(&phba->ctrl, tag);
return rc;
@@ -330,11 +321,10 @@ int beiscsi_mccq_compl_wait(struct beiscsi_hba *phba,
static int beiscsi_process_mbox_compl(struct be_ctrl_info *ctrl,
struct be_mcc_compl *compl)
{
- u16 compl_status, extd_status;
struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
struct beiscsi_hba *phba = pci_get_drvdata(ctrl->pdev);
struct be_cmd_req_hdr *hdr = embedded_payload(wrb);
- struct be_cmd_resp_hdr *resp_hdr;
+ u16 compl_status, extd_status;
/**
* To check if valid bit is set, check the entire word as we don't know
@@ -368,14 +358,7 @@ static int beiscsi_process_mbox_compl(struct be_ctrl_info *ctrl,
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
"BC_%d : error in cmd completion: Subsystem : %d Opcode : %d status(compl/extd)=%d/%d\n",
hdr->subsystem, hdr->opcode, compl_status, extd_status);
-
- if (compl_status == MCC_STATUS_INSUFFICIENT_BUFFER) {
- /* if status is insufficient buffer, check the length */
- resp_hdr = (struct be_cmd_resp_hdr *) hdr;
- if (resp_hdr->response_length)
- return 0;
- }
- return -EINVAL;
+ return compl_status;
}
static void beiscsi_process_async_link(struct beiscsi_hba *phba,
@@ -391,18 +374,19 @@ static void beiscsi_process_async_link(struct beiscsi_hba *phba,
* This has been newly introduced in SKH-R Firmware 10.0.338.45.
**/
if (evt->port_link_status & BE_ASYNC_LINK_UP_MASK) {
- phba->state = BE_ADAPTER_LINK_UP | BE_ADAPTER_CHECK_BOOT;
- phba->get_boot = BE_GET_BOOT_RETRIES;
+ set_bit(BEISCSI_HBA_LINK_UP, &phba->state);
+ if (test_bit(BEISCSI_HBA_BOOT_FOUND, &phba->state))
+ beiscsi_start_boot_work(phba, BE_BOOT_INVALID_SHANDLE);
__beiscsi_log(phba, KERN_ERR,
"BC_%d : Link Up on Port %d tag 0x%x\n",
evt->physical_port, evt->event_tag);
} else {
- phba->state = BE_ADAPTER_LINK_DOWN;
+ clear_bit(BEISCSI_HBA_LINK_UP, &phba->state);
__beiscsi_log(phba, KERN_ERR,
"BC_%d : Link Down on Port %d tag 0x%x\n",
evt->physical_port, evt->event_tag);
iscsi_host_for_each_session(phba->shost,
- beiscsi_fail_session);
+ beiscsi_session_fail);
}
}
@@ -482,8 +466,8 @@ void beiscsi_process_async_event(struct beiscsi_hba *phba,
beiscsi_process_async_link(phba, compl);
break;
case ASYNC_EVENT_CODE_ISCSI:
- phba->state |= BE_ADAPTER_CHECK_BOOT;
- phba->get_boot = BE_GET_BOOT_RETRIES;
+ if (test_bit(BEISCSI_HBA_BOOT_FOUND, &phba->state))
+ beiscsi_start_boot_work(phba, BE_BOOT_INVALID_SHANDLE);
sev = KERN_ERR;
break;
case ASYNC_EVENT_CODE_SLI:
@@ -519,6 +503,9 @@ int beiscsi_process_mcc_compl(struct be_ctrl_info *ctrl,
return 0;
}
+ /* end MCC with this tag */
+ clear_bit(MCC_TAG_STATE_RUNNING, &ctrl->ptag_state[tag].tag_state);
+
if (test_bit(MCC_TAG_STATE_TIMEOUT, &ctrl->ptag_state[tag].tag_state)) {
beiscsi_log(phba, KERN_WARNING,
BEISCSI_LOG_MBOX | BEISCSI_LOG_INIT |
@@ -529,9 +516,11 @@ int beiscsi_process_mcc_compl(struct be_ctrl_info *ctrl,
* Only for non-embedded cmd, PCI resource is allocated.
**/
tag_mem = &ctrl->ptag_state[tag].tag_mem_state;
- if (tag_mem->size)
+ if (tag_mem->size) {
pci_free_consistent(ctrl->pdev, tag_mem->size,
tag_mem->va, tag_mem->dma);
+ tag_mem->size = 0;
+ }
free_mcc_wrb(ctrl, tag);
return 0;
}
@@ -550,57 +539,25 @@ int beiscsi_process_mcc_compl(struct be_ctrl_info *ctrl,
CQE_STATUS_ADDL_MASK;
ctrl->mcc_tag_status[tag] |= (compl_status & CQE_STATUS_MASK);
- /* write ordering forced in wake_up_interruptible */
- clear_bit(MCC_TAG_STATE_RUNNING, &ctrl->ptag_state[tag].tag_state);
- wake_up_interruptible(&ctrl->mcc_wait[tag]);
- return 0;
-}
-
-/*
- * be_mcc_compl_poll()- Wait for MBX completion
- * @phba: driver private structure
- *
- * Wait till no more pending mcc requests are present
- *
- * return
- * Success: 0
- * Failure: Non-Zero
- *
- **/
-int be_mcc_compl_poll(struct beiscsi_hba *phba, unsigned int tag)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- int i;
-
- if (!test_bit(MCC_TAG_STATE_RUNNING,
- &ctrl->ptag_state[tag].tag_state)) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BC_%d: tag %u state not running\n", tag);
+ if (test_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state)) {
+ if (ctrl->ptag_state[tag].cbfn)
+ ctrl->ptag_state[tag].cbfn(phba, tag);
+ else
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : MBX ASYNC command with no callback\n");
+ free_mcc_wrb(ctrl, tag);
return 0;
}
- for (i = 0; i < mcc_timeout; i++) {
- if (beiscsi_error(phba))
- return -EIO;
- beiscsi_process_mcc_cq(phba);
- /* after polling, wrb and tag need to be released */
- if (!test_bit(MCC_TAG_STATE_RUNNING,
- &ctrl->ptag_state[tag].tag_state)) {
- free_mcc_wrb(ctrl, tag);
- break;
- }
- udelay(100);
- }
-
- if (i < mcc_timeout)
+ if (test_bit(MCC_TAG_STATE_IGNORE, &ctrl->ptag_state[tag].tag_state)) {
+ /* just check completion status and free wrb */
+ __beiscsi_mcc_compl_status(phba, tag, NULL, NULL);
+ free_mcc_wrb(ctrl, tag);
return 0;
+ }
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BC_%d : FW Timed Out\n");
- phba->fw_timeout = true;
- beiscsi_ue_detect(phba);
- return -EBUSY;
+ wake_up_interruptible(&ctrl->mcc_wait[tag]);
+ return 0;
}
void be_mcc_notify(struct beiscsi_hba *phba, unsigned int tag)
@@ -642,7 +599,7 @@ static int be_mbox_db_ready_poll(struct be_ctrl_info *ctrl)
*/
timeout = jiffies + msecs_to_jiffies(BEISCSI_MBX_RDY_BIT_TIMEOUT);
do {
- if (beiscsi_error(phba))
+ if (beiscsi_hba_in_error(phba))
return -EIO;
ready = ioread32(db);
@@ -655,16 +612,14 @@ static int be_mbox_db_ready_poll(struct be_ctrl_info *ctrl)
if (time_after(jiffies, timeout))
break;
- msleep(20);
+ /* 1ms sleep is enough in most cases */
+ schedule_timeout_uninterruptible(msecs_to_jiffies(1));
} while (!ready);
beiscsi_log(phba, KERN_ERR,
BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
"BC_%d : FW Timed Out\n");
-
- phba->fw_timeout = true;
- beiscsi_ue_detect(phba);
-
+ set_bit(BEISCSI_HBA_FW_TIMEOUT, &phba->state);
return -EBUSY;
}
@@ -679,7 +634,7 @@ static int be_mbox_db_ready_poll(struct be_ctrl_info *ctrl)
* Success: 0
* Failure: Non-Zero
**/
-int be_mbox_notify(struct be_ctrl_info *ctrl)
+static int be_mbox_notify(struct be_ctrl_info *ctrl)
{
int status;
u32 val = 0;
@@ -819,87 +774,6 @@ int beiscsi_cmd_eq_create(struct be_ctrl_info *ctrl,
return status;
}
-/**
- * be_cmd_fw_initialize()- Initialize FW
- * @ctrl: Pointer to function control structure
- *
- * Send FW initialize pattern for the function.
- *
- * return
- * Success: 0
- * Failure: Non-Zero value
- **/
-int be_cmd_fw_initialize(struct be_ctrl_info *ctrl)
-{
- struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
- struct beiscsi_hba *phba = pci_get_drvdata(ctrl->pdev);
- int status;
- u8 *endian_check;
-
- mutex_lock(&ctrl->mbox_lock);
- memset(wrb, 0, sizeof(*wrb));
-
- endian_check = (u8 *) wrb;
- *endian_check++ = 0xFF;
- *endian_check++ = 0x12;
- *endian_check++ = 0x34;
- *endian_check++ = 0xFF;
- *endian_check++ = 0xFF;
- *endian_check++ = 0x56;
- *endian_check++ = 0x78;
- *endian_check++ = 0xFF;
- be_dws_cpu_to_le(wrb, sizeof(*wrb));
-
- status = be_mbox_notify(ctrl);
- if (status)
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BC_%d : be_cmd_fw_initialize Failed\n");
-
- mutex_unlock(&ctrl->mbox_lock);
- return status;
-}
-
-/**
- * be_cmd_fw_uninit()- Uinitialize FW
- * @ctrl: Pointer to function control structure
- *
- * Send FW uninitialize pattern for the function
- *
- * return
- * Success: 0
- * Failure: Non-Zero value
- **/
-int be_cmd_fw_uninit(struct be_ctrl_info *ctrl)
-{
- struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
- struct beiscsi_hba *phba = pci_get_drvdata(ctrl->pdev);
- int status;
- u8 *endian_check;
-
- mutex_lock(&ctrl->mbox_lock);
- memset(wrb, 0, sizeof(*wrb));
-
- endian_check = (u8 *) wrb;
- *endian_check++ = 0xFF;
- *endian_check++ = 0xAA;
- *endian_check++ = 0xBB;
- *endian_check++ = 0xFF;
- *endian_check++ = 0xFF;
- *endian_check++ = 0xCC;
- *endian_check++ = 0xDD;
- *endian_check = 0xFF;
-
- be_dws_cpu_to_le(wrb, sizeof(*wrb));
-
- status = be_mbox_notify(ctrl);
- if (status)
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BC_%d : be_cmd_fw_uninit Failed\n");
-
- mutex_unlock(&ctrl->mbox_lock);
- return status;
-}
-
int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl,
struct be_queue_info *cq, struct be_queue_info *eq,
bool sol_evts, bool no_delay, int coalesce_wm)
@@ -1343,25 +1217,6 @@ error:
return status;
}
-int beiscsi_cmd_reset_function(struct beiscsi_hba *phba)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
- struct be_post_sgl_pages_req *req = embedded_payload(wrb);
- int status;
-
- mutex_lock(&ctrl->mbox_lock);
-
- req = embedded_payload(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
- OPCODE_COMMON_FUNCTION_RESET, sizeof(*req));
- status = be_mbox_notify(ctrl);
-
- mutex_unlock(&ctrl->mbox_lock);
- return status;
-}
-
/**
* be_cmd_set_vlan()- Configure VLAN paramters on the adapter
* @phba: device priv structure instance
@@ -1402,3 +1257,564 @@ int be_cmd_set_vlan(struct beiscsi_hba *phba,
return tag;
}
+
+int beiscsi_check_supported_fw(struct be_ctrl_info *ctrl,
+ struct beiscsi_hba *phba)
+{
+ struct be_dma_mem nonemb_cmd;
+ struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+ struct be_mgmt_controller_attributes *req;
+ struct be_sge *sge = nonembedded_sgl(wrb);
+ int status = 0;
+
+ nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev,
+ sizeof(struct be_mgmt_controller_attributes),
+ &nonemb_cmd.dma);
+ if (nonemb_cmd.va == NULL) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d : pci_alloc_consistent failed in %s\n",
+ __func__);
+ return -ENOMEM;
+ }
+ nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes);
+ req = nonemb_cmd.va;
+ memset(req, 0, sizeof(*req));
+ mutex_lock(&ctrl->mbox_lock);
+ memset(wrb, 0, sizeof(*wrb));
+ be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+ OPCODE_COMMON_GET_CNTL_ATTRIBUTES, sizeof(*req));
+ sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma));
+ sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF);
+ sge->len = cpu_to_le32(nonemb_cmd.size);
+ status = be_mbox_notify(ctrl);
+ if (!status) {
+ struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va;
+
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BG_%d : Firmware Version of CMD : %s\n"
+ "Firmware Version is : %s\n"
+ "Developer Build, not performing version check...\n",
+ resp->params.hba_attribs
+ .flashrom_version_string,
+ resp->params.hba_attribs.
+ firmware_version_string);
+
+ phba->fw_config.iscsi_features =
+ resp->params.hba_attribs.iscsi_features;
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BM_%d : phba->fw_config.iscsi_features = %d\n",
+ phba->fw_config.iscsi_features);
+ memcpy(phba->fw_ver_str, resp->params.hba_attribs.
+ firmware_version_string, BEISCSI_VER_STRLEN);
+ } else
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d : Failed in beiscsi_check_supported_fw\n");
+ mutex_unlock(&ctrl->mbox_lock);
+ if (nonemb_cmd.va)
+ pci_free_consistent(ctrl->pdev, nonemb_cmd.size,
+ nonemb_cmd.va, nonemb_cmd.dma);
+
+ return status;
+}
+
+/**
+ * beiscsi_get_fw_config()- Get the FW config for the function
+ * @ctrl: ptr to Ctrl Info
+ * @phba: ptr to the dev priv structure
+ *
+ * Get the FW config and resources available for the function.
+ * The resources are created based on the count received here.
+ *
+ * return
+ * Success: 0
+ * Failure: Non-Zero Value
+ **/
+int beiscsi_get_fw_config(struct be_ctrl_info *ctrl,
+ struct beiscsi_hba *phba)
+{
+ struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+ struct be_fw_cfg *pfw_cfg = embedded_payload(wrb);
+ uint32_t cid_count, icd_count;
+ int status = -EINVAL;
+ uint8_t ulp_num = 0;
+
+ mutex_lock(&ctrl->mbox_lock);
+ memset(wrb, 0, sizeof(*wrb));
+ be_wrb_hdr_prepare(wrb, sizeof(*pfw_cfg), true, 0);
+
+ be_cmd_hdr_prepare(&pfw_cfg->hdr, CMD_SUBSYSTEM_COMMON,
+ OPCODE_COMMON_QUERY_FIRMWARE_CONFIG,
+ EMBED_MBX_MAX_PAYLOAD_SIZE);
+
+ if (be_mbox_notify(ctrl)) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d : Failed in beiscsi_get_fw_config\n");
+ goto fail_init;
+ }
+
+ /* FW response formats depend on port id */
+ phba->fw_config.phys_port = pfw_cfg->phys_port;
+ if (phba->fw_config.phys_port >= BEISCSI_PHYS_PORT_MAX) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d : invalid physical port id %d\n",
+ phba->fw_config.phys_port);
+ goto fail_init;
+ }
+
+ /* populate and check FW config against min and max values */
+ if (!is_chip_be2_be3r(phba)) {
+ phba->fw_config.eqid_count = pfw_cfg->eqid_count;
+ phba->fw_config.cqid_count = pfw_cfg->cqid_count;
+ if (phba->fw_config.eqid_count == 0 ||
+ phba->fw_config.eqid_count > 2048) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d : invalid EQ count %d\n",
+ phba->fw_config.eqid_count);
+ goto fail_init;
+ }
+ if (phba->fw_config.cqid_count == 0 ||
+ phba->fw_config.cqid_count > 4096) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d : invalid CQ count %d\n",
+ phba->fw_config.cqid_count);
+ goto fail_init;
+ }
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BG_%d : EQ_Count : %d CQ_Count : %d\n",
+ phba->fw_config.eqid_count,
+ phba->fw_config.cqid_count);
+ }
+
+ /**
+ * Check on which all ULP iSCSI Protocol is loaded.
+ * Set the Bit for those ULP. This set flag is used
+ * at all places in the code to check on which ULP
+ * iSCSi Protocol is loaded
+ **/
+ for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
+ if (pfw_cfg->ulp[ulp_num].ulp_mode &
+ BEISCSI_ULP_ISCSI_INI_MODE) {
+ set_bit(ulp_num, &phba->fw_config.ulp_supported);
+
+ /* Get the CID, ICD and Chain count for each ULP */
+ phba->fw_config.iscsi_cid_start[ulp_num] =
+ pfw_cfg->ulp[ulp_num].sq_base;
+ phba->fw_config.iscsi_cid_count[ulp_num] =
+ pfw_cfg->ulp[ulp_num].sq_count;
+
+ phba->fw_config.iscsi_icd_start[ulp_num] =
+ pfw_cfg->ulp[ulp_num].icd_base;
+ phba->fw_config.iscsi_icd_count[ulp_num] =
+ pfw_cfg->ulp[ulp_num].icd_count;
+
+ phba->fw_config.iscsi_chain_start[ulp_num] =
+ pfw_cfg->chain_icd[ulp_num].chain_base;
+ phba->fw_config.iscsi_chain_count[ulp_num] =
+ pfw_cfg->chain_icd[ulp_num].chain_count;
+
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BG_%d : Function loaded on ULP : %d\n"
+ "\tiscsi_cid_count : %d\n"
+ "\tiscsi_cid_start : %d\n"
+ "\t iscsi_icd_count : %d\n"
+ "\t iscsi_icd_start : %d\n",
+ ulp_num,
+ phba->fw_config.
+ iscsi_cid_count[ulp_num],
+ phba->fw_config.
+ iscsi_cid_start[ulp_num],
+ phba->fw_config.
+ iscsi_icd_count[ulp_num],
+ phba->fw_config.
+ iscsi_icd_start[ulp_num]);
+ }
+ }
+
+ if (phba->fw_config.ulp_supported == 0) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d : iSCSI initiator mode not set: ULP0 %x ULP1 %x\n",
+ pfw_cfg->ulp[BEISCSI_ULP0].ulp_mode,
+ pfw_cfg->ulp[BEISCSI_ULP1].ulp_mode);
+ goto fail_init;
+ }
+
+ /**
+ * ICD is shared among ULPs. Use icd_count of any one loaded ULP
+ **/
+ for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++)
+ if (test_bit(ulp_num, &phba->fw_config.ulp_supported))
+ break;
+ icd_count = phba->fw_config.iscsi_icd_count[ulp_num];
+ if (icd_count == 0 || icd_count > 65536) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d: invalid ICD count %d\n", icd_count);
+ goto fail_init;
+ }
+
+ cid_count = BEISCSI_GET_CID_COUNT(phba, BEISCSI_ULP0) +
+ BEISCSI_GET_CID_COUNT(phba, BEISCSI_ULP1);
+ if (cid_count == 0 || cid_count > 4096) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BG_%d: invalid CID count %d\n", cid_count);
+ goto fail_init;
+ }
+
+ /**
+ * Check FW is dual ULP aware i.e. can handle either
+ * of the protocols.
+ */
+ phba->fw_config.dual_ulp_aware = (pfw_cfg->function_mode &
+ BEISCSI_FUNC_DUA_MODE);
+
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BG_%d : DUA Mode : 0x%x\n",
+ phba->fw_config.dual_ulp_aware);
+
+ /* all set, continue using this FW config */
+ status = 0;
+fail_init:
+ mutex_unlock(&ctrl->mbox_lock);
+ return status;
+}
+
+/**
+ * beiscsi_get_port_name()- Get port name for the function
+ * @ctrl: ptr to Ctrl Info
+ * @phba: ptr to the dev priv structure
+ *
+ * Get the alphanumeric character for port
+ *
+ **/
+int beiscsi_get_port_name(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba)
+{
+ int ret = 0;
+ struct be_mcc_wrb *wrb;
+ struct be_cmd_get_port_name *ioctl;
+
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = wrb_from_mbox(&ctrl->mbox_mem);
+ memset(wrb, 0, sizeof(*wrb));
+ ioctl = embedded_payload(wrb);
+
+ be_wrb_hdr_prepare(wrb, sizeof(*ioctl), true, 0);
+ be_cmd_hdr_prepare(&ioctl->h.req_hdr, CMD_SUBSYSTEM_COMMON,
+ OPCODE_COMMON_GET_PORT_NAME,
+ EMBED_MBX_MAX_PAYLOAD_SIZE);
+ ret = be_mbox_notify(ctrl);
+ phba->port_name = 0;
+ if (!ret) {
+ phba->port_name = ioctl->p.resp.port_names >>
+ (phba->fw_config.phys_port * 8) & 0xff;
+ } else {
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BG_%d : GET_PORT_NAME ret 0x%x status 0x%x\n",
+ ret, ioctl->h.resp_hdr.status);
+ }
+
+ if (phba->port_name == 0)
+ phba->port_name = '?';
+
+ mutex_unlock(&ctrl->mbox_lock);
+ return ret;
+}
+
+int beiscsi_set_uer_feature(struct beiscsi_hba *phba)
+{
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_cmd_set_features *ioctl;
+ struct be_mcc_wrb *wrb;
+ int ret = 0;
+
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = wrb_from_mbox(&ctrl->mbox_mem);
+ memset(wrb, 0, sizeof(*wrb));
+ ioctl = embedded_payload(wrb);
+
+ be_wrb_hdr_prepare(wrb, sizeof(*ioctl), true, 0);
+ be_cmd_hdr_prepare(&ioctl->h.req_hdr, CMD_SUBSYSTEM_COMMON,
+ OPCODE_COMMON_SET_FEATURES,
+ EMBED_MBX_MAX_PAYLOAD_SIZE);
+ ioctl->feature = BE_CMD_SET_FEATURE_UER;
+ ioctl->param_len = sizeof(ioctl->param.req);
+ ioctl->param.req.uer = BE_CMD_UER_SUPP_BIT;
+ ret = be_mbox_notify(ctrl);
+ if (!ret) {
+ phba->ue2rp = ioctl->param.resp.ue2rp;
+ set_bit(BEISCSI_HBA_UER_SUPP, &phba->state);
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BG_%d : HBA error recovery supported\n");
+ } else {
+ /**
+ * Check "MCC_STATUS_INVALID_LENGTH" for SKH.
+ * Older FW versions return this error.
+ */
+ if (ret == MCC_STATUS_ILLEGAL_REQUEST ||
+ ret == MCC_STATUS_INVALID_LENGTH)
+ __beiscsi_log(phba, KERN_INFO,
+ "BG_%d : HBA error recovery not supported\n");
+ }
+
+ mutex_unlock(&ctrl->mbox_lock);
+ return ret;
+}
+
+static u32 beiscsi_get_post_stage(struct beiscsi_hba *phba)
+{
+ u32 sem;
+
+ if (is_chip_be2_be3r(phba))
+ sem = ioread32(phba->csr_va + SLIPORT_SEMAPHORE_OFFSET_BEx);
+ else
+ pci_read_config_dword(phba->pcidev,
+ SLIPORT_SEMAPHORE_OFFSET_SH, &sem);
+ return sem;
+}
+
+int beiscsi_check_fw_rdy(struct beiscsi_hba *phba)
+{
+ u32 loop, post, rdy = 0;
+
+ loop = 1000;
+ while (loop--) {
+ post = beiscsi_get_post_stage(phba);
+ if (post & POST_ERROR_BIT)
+ break;
+ if ((post & POST_STAGE_MASK) == POST_STAGE_ARMFW_RDY) {
+ rdy = 1;
+ break;
+ }
+ msleep(60);
+ }
+
+ if (!rdy) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : FW not ready 0x%x\n", post);
+ }
+
+ return rdy;
+}
+
+int beiscsi_cmd_function_reset(struct beiscsi_hba *phba)
+{
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+ struct be_post_sgl_pages_req *req = embedded_payload(wrb);
+ int status;
+
+ mutex_lock(&ctrl->mbox_lock);
+
+ req = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+ OPCODE_COMMON_FUNCTION_RESET, sizeof(*req));
+ status = be_mbox_notify(ctrl);
+
+ mutex_unlock(&ctrl->mbox_lock);
+ return status;
+}
+
+int beiscsi_cmd_special_wrb(struct be_ctrl_info *ctrl, u32 load)
+{
+ struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+ struct beiscsi_hba *phba = pci_get_drvdata(ctrl->pdev);
+ u8 *endian_check;
+ int status;
+
+ mutex_lock(&ctrl->mbox_lock);
+ memset(wrb, 0, sizeof(*wrb));
+
+ endian_check = (u8 *) wrb;
+ if (load) {
+ /* to start communicating */
+ *endian_check++ = 0xFF;
+ *endian_check++ = 0x12;
+ *endian_check++ = 0x34;
+ *endian_check++ = 0xFF;
+ *endian_check++ = 0xFF;
+ *endian_check++ = 0x56;
+ *endian_check++ = 0x78;
+ *endian_check++ = 0xFF;
+ } else {
+ /* to stop communicating */
+ *endian_check++ = 0xFF;
+ *endian_check++ = 0xAA;
+ *endian_check++ = 0xBB;
+ *endian_check++ = 0xFF;
+ *endian_check++ = 0xFF;
+ *endian_check++ = 0xCC;
+ *endian_check++ = 0xDD;
+ *endian_check = 0xFF;
+ }
+ be_dws_cpu_to_le(wrb, sizeof(*wrb));
+
+ status = be_mbox_notify(ctrl);
+ if (status)
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
+ "BC_%d : special WRB message failed\n");
+ mutex_unlock(&ctrl->mbox_lock);
+ return status;
+}
+
+int beiscsi_init_sliport(struct beiscsi_hba *phba)
+{
+ int status;
+
+ /* check POST stage before talking to FW */
+ status = beiscsi_check_fw_rdy(phba);
+ if (!status)
+ return -EIO;
+
+ /* clear all error states after checking FW rdy */
+ phba->state &= ~BEISCSI_HBA_IN_ERR;
+
+ /* check again UER support */
+ phba->state &= ~BEISCSI_HBA_UER_SUPP;
+
+ /*
+ * SLI COMMON_FUNCTION_RESET completion is indicated by BMBX RDY bit.
+ * It should clean up any stale info in FW for this fn.
+ */
+ status = beiscsi_cmd_function_reset(phba);
+ if (status) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
+ "BC_%d : SLI Function Reset failed\n");
+ return status;
+ }
+
+ /* indicate driver is loading */
+ return beiscsi_cmd_special_wrb(&phba->ctrl, 1);
+}
+
+/**
+ * beiscsi_cmd_iscsi_cleanup()- Inform FW to cleanup EP data structures.
+ * @phba: pointer to dev priv structure
+ * @ulp: ULP number.
+ *
+ * return
+ * Success: 0
+ * Failure: Non-Zero Value
+ **/
+int beiscsi_cmd_iscsi_cleanup(struct beiscsi_hba *phba, unsigned short ulp)
+{
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct iscsi_cleanup_req_v1 *req_v1;
+ struct iscsi_cleanup_req *req;
+ struct be_mcc_wrb *wrb;
+ int status;
+
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = wrb_from_mbox(&ctrl->mbox_mem);
+ req = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+ OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req));
+
+ /**
+ * TODO: Check with FW folks the chute value to be set.
+ * For now, use the ULP_MASK as the chute value.
+ */
+ if (is_chip_be2_be3r(phba)) {
+ req->chute = (1 << ulp);
+ req->hdr_ring_id = HWI_GET_DEF_HDRQ_ID(phba, ulp);
+ req->data_ring_id = HWI_GET_DEF_BUFQ_ID(phba, ulp);
+ } else {
+ req_v1 = (struct iscsi_cleanup_req_v1 *)req;
+ req_v1->hdr.version = 1;
+ req_v1->hdr_ring_id = cpu_to_le16(HWI_GET_DEF_HDRQ_ID(phba,
+ ulp));
+ req_v1->data_ring_id = cpu_to_le16(HWI_GET_DEF_BUFQ_ID(phba,
+ ulp));
+ }
+
+ status = be_mbox_notify(ctrl);
+ if (status)
+ beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT,
+ "BG_%d : %s failed %d\n", __func__, ulp);
+ mutex_unlock(&ctrl->mbox_lock);
+ return status;
+}
+
+/*
+ * beiscsi_detect_ue()- Detect Unrecoverable Error on adapter
+ * @phba: Driver priv structure
+ *
+ * Read registers linked to UE and check for the UE status
+ **/
+int beiscsi_detect_ue(struct beiscsi_hba *phba)
+{
+ uint32_t ue_mask_hi = 0, ue_mask_lo = 0;
+ uint32_t ue_hi = 0, ue_lo = 0;
+ uint8_t i = 0;
+ int ret = 0;
+
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_LOW, &ue_lo);
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_MASK_LOW,
+ &ue_mask_lo);
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_HIGH,
+ &ue_hi);
+ pci_read_config_dword(phba->pcidev,
+ PCICFG_UE_STATUS_MASK_HI,
+ &ue_mask_hi);
+
+ ue_lo = (ue_lo & ~ue_mask_lo);
+ ue_hi = (ue_hi & ~ue_mask_hi);
+
+
+ if (ue_lo || ue_hi) {
+ set_bit(BEISCSI_HBA_IN_UE, &phba->state);
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : HBA error detected\n");
+ ret = 1;
+ }
+
+ if (ue_lo) {
+ for (i = 0; ue_lo; ue_lo >>= 1, i++) {
+ if (ue_lo & 1)
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : UE_LOW %s bit set\n",
+ desc_ue_status_low[i]);
+ }
+ }
+
+ if (ue_hi) {
+ for (i = 0; ue_hi; ue_hi >>= 1, i++) {
+ if (ue_hi & 1)
+ __beiscsi_log(phba, KERN_ERR,
+ "BC_%d : UE_HIGH %s bit set\n",
+ desc_ue_status_hi[i]);
+ }
+ }
+ return ret;
+}
+
+/*
+ * beiscsi_detect_tpe()- Detect Transient Parity Error on adapter
+ * @phba: Driver priv structure
+ *
+ * Read SLIPORT SEMAPHORE register to check for UER
+ *
+ **/
+int beiscsi_detect_tpe(struct beiscsi_hba *phba)
+{
+ u32 post, status;
+ int ret = 0;
+
+ post = beiscsi_get_post_stage(phba);
+ status = post & POST_STAGE_MASK;
+ if ((status & POST_ERR_RECOVERY_CODE_MASK) ==
+ POST_STAGE_RECOVERABLE_ERR) {
+ set_bit(BEISCSI_HBA_IN_TPE, &phba->state);
+ __beiscsi_log(phba, KERN_INFO,
+ "BC_%d : HBA error recoverable: 0x%x\n", post);
+ ret = 1;
+ } else {
+ __beiscsi_log(phba, KERN_INFO,
+ "BC_%d : HBA in UE: 0x%x\n", post);
+ }
+
+ return ret;
+}
diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h
index deeb951e6874..328fb5b973cd 100644
--- a/drivers/scsi/be2iscsi/be_cmds.h
+++ b/drivers/scsi/be2iscsi/be_cmds.h
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -8,7 +8,7 @@
* Public License is included in this distribution in the file called COPYING.
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -57,6 +57,7 @@ struct be_mcc_wrb {
#define MCC_STATUS_ILLEGAL_REQUEST 0x2
#define MCC_STATUS_ILLEGAL_FIELD 0x3
#define MCC_STATUS_INSUFFICIENT_BUFFER 0x4
+#define MCC_STATUS_INVALID_LENGTH 0x74
#define CQE_STATUS_COMPL_MASK 0xFFFF
#define CQE_STATUS_COMPL_SHIFT 0 /* bits 0 - 15 */
@@ -97,11 +98,23 @@ struct be_mcc_compl {
#define MPU_MAILBOX_DB_RDY_MASK 0x1 /* bit 0 */
#define MPU_MAILBOX_DB_HI_MASK 0x2 /* bit 1 */
-/********** MPU semphore ******************/
-#define MPU_EP_SEMAPHORE_OFFSET 0xac
-#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
-#define EP_SEMAPHORE_POST_ERR_MASK 0x1
-#define EP_SEMAPHORE_POST_ERR_SHIFT 31
+/********** MPU semphore: used for SH & BE ******************/
+#define SLIPORT_SOFTRESET_OFFSET 0x5c /* CSR BAR offset */
+#define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */
+#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */
+#define POST_STAGE_MASK 0x0000FFFF
+#define POST_ERROR_BIT 0x80000000
+#define POST_ERR_RECOVERY_CODE_MASK 0xF000
+
+/* Soft Reset register masks */
+#define SLIPORT_SOFTRESET_SR_MASK 0x00000080 /* SR bit */
+
+/* MPU semphore POST stage values */
+#define POST_STAGE_AWAITING_HOST_RDY 0x1 /* FW awaiting goahead from host */
+#define POST_STAGE_HOST_RDY 0x2 /* Host has given go-ahed to FW */
+#define POST_STAGE_BE_RESET 0x3 /* Host wants to reset chip */
+#define POST_STAGE_ARMFW_RDY 0xC000 /* FW is done with POST */
+#define POST_STAGE_RECOVERABLE_ERR 0xE000 /* Recoverable err detected */
/********** MCC door bell ************/
#define DB_MCCQ_OFFSET 0x140
@@ -109,9 +122,6 @@ struct be_mcc_compl {
/* Number of entries posted */
#define DB_MCCQ_NUM_POSTED_SHIFT 16 /* bits 16 - 29 */
-/* MPU semphore POST stage values */
-#define POST_STAGE_ARMFW_RDY 0xc000 /* FW is done with POST */
-
/**
* When the async bit of mcc_compl is set, the last 4 bytes of
* mcc_compl is interpreted as follows:
@@ -217,6 +227,7 @@ struct be_mcc_mailbox {
#define OPCODE_COMMON_QUERY_FIRMWARE_CONFIG 58
#define OPCODE_COMMON_FUNCTION_RESET 61
#define OPCODE_COMMON_GET_PORT_NAME 77
+#define OPCODE_COMMON_SET_FEATURES 191
/**
* LIST of opcodes that are common between Initiator and Target
@@ -345,8 +356,8 @@ struct be_cmd_req_logout_fw_sess {
struct be_cmd_resp_logout_fw_sess {
struct be_cmd_resp_hdr hdr; /* dw[4] */
-#define BEISCSI_MGMT_SESSION_CLOSE 0x20
uint32_t session_status;
+#define BE_SESS_STATUS_CLOSE 0x20
} __packed;
struct mgmt_conn_login_options {
@@ -365,6 +376,14 @@ struct ip_addr_format {
u16 size_of_structure;
u8 reserved;
u8 ip_type;
+#define BEISCSI_IP_TYPE_V4 0x1
+#define BEISCSI_IP_TYPE_STATIC_V4 0x3
+#define BEISCSI_IP_TYPE_DHCP_V4 0x5
+/* type v4 values < type v6 values */
+#define BEISCSI_IP_TYPE_V6 0x10
+#define BEISCSI_IP_TYPE_ROUTABLE_V6 0x30
+#define BEISCSI_IP_TYPE_LINK_LOCAL_V6 0x50
+#define BEISCSI_IP_TYPE_AUTO_V6 0x90
u8 addr[16];
u32 rsvd0;
} __packed;
@@ -430,8 +449,13 @@ struct be_cmd_get_boot_target_req {
struct be_cmd_get_boot_target_resp {
struct be_cmd_resp_hdr hdr;
- u32 boot_session_count;
- int boot_session_handle;
+ u32 boot_session_count;
+ u32 boot_session_handle;
+/**
+ * FW returns 0xffffffff if it couldn't establish connection with
+ * configured boot target.
+ */
+#define BE_BOOT_INVALID_SHANDLE 0xffffffff
};
struct be_cmd_reopen_session_req {
@@ -699,16 +723,59 @@ struct be_cmd_get_nic_conf_resp {
u8 mac_address[ETH_ALEN];
} __packed;
-#define BEISCSI_ALIAS_LEN 32
+/******************** Get HBA NAME *******************/
struct be_cmd_hba_name {
struct be_cmd_req_hdr hdr;
u16 flags;
u16 rsvd0;
u8 initiator_name[ISCSI_NAME_LEN];
- u8 initiator_alias[BEISCSI_ALIAS_LEN];
+#define BE_INI_ALIAS_LEN 32
+ u8 initiator_alias[BE_INI_ALIAS_LEN];
} __packed;
+/******************** COMMON SET Features *******************/
+#define BE_CMD_SET_FEATURE_UER 0x10
+#define BE_CMD_UER_SUPP_BIT 0x1
+struct be_uer_req {
+ u32 uer;
+ u32 rsvd;
+};
+
+struct be_uer_resp {
+ u32 uer;
+ u16 ue2rp;
+ u16 ue2sr;
+};
+
+struct be_cmd_set_features {
+ union {
+ struct be_cmd_req_hdr req_hdr;
+ struct be_cmd_resp_hdr resp_hdr;
+ } h;
+ u32 feature;
+ u32 param_len;
+ union {
+ struct be_uer_req req;
+ struct be_uer_resp resp;
+ u32 rsvd[2];
+ } param;
+} __packed;
+
+int beiscsi_cmd_function_reset(struct beiscsi_hba *phba);
+
+int beiscsi_cmd_special_wrb(struct be_ctrl_info *ctrl, u32 load);
+
+int beiscsi_check_fw_rdy(struct beiscsi_hba *phba);
+
+int beiscsi_init_sliport(struct beiscsi_hba *phba);
+
+int beiscsi_cmd_iscsi_cleanup(struct beiscsi_hba *phba, unsigned short ulp_num);
+
+int beiscsi_detect_ue(struct beiscsi_hba *phba);
+
+int beiscsi_detect_tpe(struct beiscsi_hba *phba);
+
int beiscsi_cmd_eq_create(struct be_ctrl_info *ctrl,
struct be_queue_info *eq, int eq_delay);
@@ -723,24 +790,21 @@ int beiscsi_cmd_mccq_create(struct beiscsi_hba *phba,
struct be_queue_info *mccq,
struct be_queue_info *cq);
-int be_poll_mcc(struct be_ctrl_info *ctrl);
-int mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
- struct beiscsi_hba *phba);
unsigned int be_cmd_get_initname(struct beiscsi_hba *phba);
void free_mcc_wrb(struct be_ctrl_info *ctrl, unsigned int tag);
-int be_cmd_modify_eq_delay(struct beiscsi_hba *phba, struct be_set_eqd *,
+int beiscsi_modify_eq_delay(struct beiscsi_hba *phba, struct be_set_eqd *,
int num);
int beiscsi_mccq_compl_wait(struct beiscsi_hba *phba,
- uint32_t tag, struct be_mcc_wrb **wrb,
+ unsigned int tag,
+ struct be_mcc_wrb **wrb,
struct be_dma_mem *mbx_cmd_mem);
-/*ISCSI Functuions */
-int be_cmd_fw_initialize(struct be_ctrl_info *ctrl);
-int be_cmd_fw_uninit(struct be_ctrl_info *ctrl);
-
+int __beiscsi_mcc_compl_status(struct beiscsi_hba *phba,
+ unsigned int tag,
+ struct be_mcc_wrb **wrb,
+ struct be_dma_mem *mbx_cmd_mem);
struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem);
-int be_mcc_compl_poll(struct beiscsi_hba *phba, unsigned int tag);
void be_mcc_notify(struct beiscsi_hba *phba, unsigned int tag);
struct be_mcc_wrb *alloc_mcc_wrb(struct beiscsi_hba *phba,
unsigned int *ref_tag);
@@ -749,9 +813,6 @@ void beiscsi_process_async_event(struct beiscsi_hba *phba,
int beiscsi_process_mcc_compl(struct be_ctrl_info *ctrl,
struct be_mcc_compl *compl);
-
-int be_mbox_notify(struct be_ctrl_info *ctrl);
-
int be_cmd_create_default_pdu_queue(struct be_ctrl_info *ctrl,
struct be_queue_info *cq,
struct be_queue_info *dq, int length,
@@ -767,8 +828,6 @@ int be_cmd_iscsi_post_sgl_pages(struct be_ctrl_info *ctrl,
struct be_dma_mem *q_mem, u32 page_offset,
u32 num_pages);
-int beiscsi_cmd_reset_function(struct beiscsi_hba *phba);
-
int be_cmd_wrbq_create(struct be_ctrl_info *ctrl, struct be_dma_mem *q_mem,
struct be_queue_info *wrbq,
struct hwi_wrb_context *pwrb_context,
@@ -777,6 +836,15 @@ int be_cmd_wrbq_create(struct be_ctrl_info *ctrl, struct be_dma_mem *q_mem,
/* Configuration Functions */
int be_cmd_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag);
+int beiscsi_check_supported_fw(struct be_ctrl_info *ctrl,
+ struct beiscsi_hba *phba);
+
+int beiscsi_get_fw_config(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba);
+
+int beiscsi_get_port_name(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba);
+
+int beiscsi_set_uer_feature(struct beiscsi_hba *phba);
+
struct be_default_pdu_context {
u32 dw[4];
} __packed;
@@ -999,7 +1067,16 @@ struct iscsi_cleanup_req {
u16 chute;
u8 hdr_ring_id;
u8 data_ring_id;
+} __packed;
+struct iscsi_cleanup_req_v1 {
+ struct be_cmd_req_hdr hdr;
+ u16 chute;
+ u16 rsvd1;
+ u16 hdr_ring_id;
+ u16 rsvd2;
+ u16 data_ring_id;
+ u16 rsvd3;
} __packed;
struct eq_delay {
@@ -1368,14 +1445,9 @@ struct be_cmd_get_port_name {
* the cxn
*/
-int beiscsi_pci_soft_reset(struct beiscsi_hba *phba);
-int be_chk_reset_complete(struct beiscsi_hba *phba);
-
void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
bool embedded, u8 sge_cnt);
void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
u8 subsystem, u8 opcode, int cmd_len);
-
-void beiscsi_fail_session(struct iscsi_cls_session *cls_session);
#endif /* !BEISCSI_CMDS_H */
diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c
index 09f89a3eaa87..ba258217614e 100644
--- a/drivers/scsi/be2iscsi/be_iscsi.c
+++ b/drivers/scsi/be2iscsi/be_iscsi.c
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -7,10 +7,10 @@
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
- * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com)
+ * Written by: Jayamohan Kallickal (jayamohan.kallickal@broadcom.com)
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -52,22 +52,20 @@ struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
if (!ep) {
- printk(KERN_ERR
- "beiscsi_session_create: invalid ep\n");
+ pr_err("beiscsi_session_create: invalid ep\n");
return NULL;
}
beiscsi_ep = ep->dd_data;
phba = beiscsi_ep->phba;
- if (phba->state & BE_ADAPTER_PCI_ERR) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : PCI_ERROR Recovery\n");
- return NULL;
- } else {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
- "BS_%d : In beiscsi_session_create\n");
+ "BS_%d : HBA in error 0x%lx\n", phba->state);
+ return NULL;
}
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : In beiscsi_session_create\n");
if (cmds_max > beiscsi_ep->phba->params.wrbs_per_cxn) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : Cannot handle %d cmds."
@@ -120,6 +118,16 @@ void beiscsi_session_destroy(struct iscsi_cls_session *cls_session)
}
/**
+ * beiscsi_session_fail(): Closing session with appropriate error
+ * @cls_session: ptr to session
+ **/
+void beiscsi_session_fail(struct iscsi_cls_session *cls_session)
+{
+ iscsi_session_failure(cls_session->dd_data, ISCSI_ERR_CONN_FAILED);
+}
+
+
+/**
* beiscsi_conn_create - create an instance of iscsi connection
* @cls_session: ptr to iscsi_cls_session
* @cid: iscsi cid
@@ -237,7 +245,7 @@ int beiscsi_conn_bind(struct iscsi_cls_session *cls_session,
return beiscsi_bindconn_cid(phba, beiscsi_conn, beiscsi_ep->ep_cid);
}
-static int beiscsi_create_ipv4_iface(struct beiscsi_hba *phba)
+static int beiscsi_iface_create_ipv4(struct beiscsi_hba *phba)
{
if (phba->ipv4_iface)
return 0;
@@ -256,7 +264,7 @@ static int beiscsi_create_ipv4_iface(struct beiscsi_hba *phba)
return 0;
}
-static int beiscsi_create_ipv6_iface(struct beiscsi_hba *phba)
+static int beiscsi_iface_create_ipv6(struct beiscsi_hba *phba)
{
if (phba->ipv6_iface)
return 0;
@@ -275,79 +283,31 @@ static int beiscsi_create_ipv6_iface(struct beiscsi_hba *phba)
return 0;
}
-void beiscsi_create_def_ifaces(struct beiscsi_hba *phba)
+void beiscsi_iface_create_default(struct beiscsi_hba *phba)
{
struct be_cmd_get_if_info_resp *if_info;
- if (!mgmt_get_if_info(phba, BE2_IPV4, &if_info)) {
- beiscsi_create_ipv4_iface(phba);
+ if (!beiscsi_if_get_info(phba, BEISCSI_IP_TYPE_V4, &if_info)) {
+ beiscsi_iface_create_ipv4(phba);
kfree(if_info);
}
- if (!mgmt_get_if_info(phba, BE2_IPV6, &if_info)) {
- beiscsi_create_ipv6_iface(phba);
+ if (!beiscsi_if_get_info(phba, BEISCSI_IP_TYPE_V6, &if_info)) {
+ beiscsi_iface_create_ipv6(phba);
kfree(if_info);
}
}
-void beiscsi_destroy_def_ifaces(struct beiscsi_hba *phba)
+void beiscsi_iface_destroy_default(struct beiscsi_hba *phba)
{
- if (phba->ipv6_iface)
+ if (phba->ipv6_iface) {
iscsi_destroy_iface(phba->ipv6_iface);
- if (phba->ipv4_iface)
- iscsi_destroy_iface(phba->ipv4_iface);
-}
-
-static int
-beiscsi_set_static_ip(struct Scsi_Host *shost,
- struct iscsi_iface_param_info *iface_param,
- void *data, uint32_t dt_len)
-{
- struct beiscsi_hba *phba = iscsi_host_priv(shost);
- struct iscsi_iface_param_info *iface_ip = NULL;
- struct iscsi_iface_param_info *iface_subnet = NULL;
- struct nlattr *nla;
- int ret;
-
-
- switch (iface_param->param) {
- case ISCSI_NET_PARAM_IPV4_BOOTPROTO:
- nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_ADDR);
- if (nla)
- iface_ip = nla_data(nla);
-
- nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_SUBNET);
- if (nla)
- iface_subnet = nla_data(nla);
- break;
- case ISCSI_NET_PARAM_IPV4_ADDR:
- iface_ip = iface_param;
- nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_SUBNET);
- if (nla)
- iface_subnet = nla_data(nla);
- break;
- case ISCSI_NET_PARAM_IPV4_SUBNET:
- iface_subnet = iface_param;
- nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_ADDR);
- if (nla)
- iface_ip = nla_data(nla);
- break;
- default:
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : Unsupported param %d\n",
- iface_param->param);
+ phba->ipv6_iface = NULL;
}
-
- if (!iface_ip || !iface_subnet) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : IP and Subnet Mask required\n");
- return -EINVAL;
+ if (phba->ipv4_iface) {
+ iscsi_destroy_iface(phba->ipv4_iface);
+ phba->ipv4_iface = NULL;
}
-
- ret = mgmt_set_ip(phba, iface_ip, iface_subnet,
- ISCSI_BOOTPROTO_STATIC);
-
- return ret;
}
/**
@@ -363,137 +323,141 @@ beiscsi_set_static_ip(struct Scsi_Host *shost,
* Failure: Non-Zero Value
**/
static int
-beiscsi_set_vlan_tag(struct Scsi_Host *shost,
- struct iscsi_iface_param_info *iface_param)
+beiscsi_iface_config_vlan(struct Scsi_Host *shost,
+ struct iscsi_iface_param_info *iface_param)
{
struct beiscsi_hba *phba = iscsi_host_priv(shost);
- int ret;
-
- /* Get the Interface Handle */
- ret = mgmt_get_all_if_id(phba);
- if (ret) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : Getting Interface Handle Failed\n");
- return ret;
- }
+ int ret = -EPERM;
switch (iface_param->param) {
case ISCSI_NET_PARAM_VLAN_ENABLED:
+ ret = 0;
if (iface_param->value[0] != ISCSI_VLAN_ENABLE)
- ret = mgmt_set_vlan(phba, BEISCSI_VLAN_DISABLE);
+ ret = beiscsi_if_set_vlan(phba, BEISCSI_VLAN_DISABLE);
break;
case ISCSI_NET_PARAM_VLAN_TAG:
- ret = mgmt_set_vlan(phba,
- *((uint16_t *)iface_param->value));
+ ret = beiscsi_if_set_vlan(phba,
+ *((uint16_t *)iface_param->value));
break;
- default:
- beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BS_%d : Unknown Param Type : %d\n",
- iface_param->param);
- return -ENOSYS;
}
return ret;
}
static int
-beiscsi_set_ipv4(struct Scsi_Host *shost,
- struct iscsi_iface_param_info *iface_param,
- void *data, uint32_t dt_len)
+beiscsi_iface_config_ipv4(struct Scsi_Host *shost,
+ struct iscsi_iface_param_info *info,
+ void *data, uint32_t dt_len)
{
struct beiscsi_hba *phba = iscsi_host_priv(shost);
- int ret = 0;
+ u8 *ip = NULL, *subnet = NULL, *gw;
+ struct nlattr *nla;
+ int ret = -EPERM;
/* Check the param */
- switch (iface_param->param) {
+ switch (info->param) {
+ case ISCSI_NET_PARAM_IFACE_ENABLE:
+ if (info->value[0] == ISCSI_IFACE_ENABLE)
+ ret = beiscsi_iface_create_ipv4(phba);
+ else {
+ iscsi_destroy_iface(phba->ipv4_iface);
+ phba->ipv4_iface = NULL;
+ }
+ break;
case ISCSI_NET_PARAM_IPV4_GW:
- ret = mgmt_set_gateway(phba, iface_param);
+ gw = info->value;
+ ret = beiscsi_if_set_gw(phba, BEISCSI_IP_TYPE_V4, gw);
break;
case ISCSI_NET_PARAM_IPV4_BOOTPROTO:
- if (iface_param->value[0] == ISCSI_BOOTPROTO_DHCP)
- ret = mgmt_set_ip(phba, iface_param,
- NULL, ISCSI_BOOTPROTO_DHCP);
- else if (iface_param->value[0] == ISCSI_BOOTPROTO_STATIC)
- ret = beiscsi_set_static_ip(shost, iface_param,
- data, dt_len);
+ if (info->value[0] == ISCSI_BOOTPROTO_DHCP)
+ ret = beiscsi_if_en_dhcp(phba, BEISCSI_IP_TYPE_V4);
+ else if (info->value[0] == ISCSI_BOOTPROTO_STATIC)
+ /* release DHCP IP address */
+ ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V4,
+ NULL, NULL);
else
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : Invalid BOOTPROTO: %d\n",
- iface_param->value[0]);
+ info->value[0]);
break;
- case ISCSI_NET_PARAM_IFACE_ENABLE:
- if (iface_param->value[0] == ISCSI_IFACE_ENABLE)
- ret = beiscsi_create_ipv4_iface(phba);
- else
- iscsi_destroy_iface(phba->ipv4_iface);
- break;
- case ISCSI_NET_PARAM_IPV4_SUBNET:
case ISCSI_NET_PARAM_IPV4_ADDR:
- ret = beiscsi_set_static_ip(shost, iface_param,
- data, dt_len);
+ ip = info->value;
+ nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_SUBNET);
+ if (nla) {
+ info = nla_data(nla);
+ subnet = info->value;
+ }
+ ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V4,
+ ip, subnet);
break;
- case ISCSI_NET_PARAM_VLAN_ENABLED:
- case ISCSI_NET_PARAM_VLAN_TAG:
- ret = beiscsi_set_vlan_tag(shost, iface_param);
+ case ISCSI_NET_PARAM_IPV4_SUBNET:
+ /*
+ * OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR ioctl needs IP
+ * and subnet both. Find IP to be applied for this subnet.
+ */
+ subnet = info->value;
+ nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_ADDR);
+ if (nla) {
+ info = nla_data(nla);
+ ip = info->value;
+ }
+ ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V4,
+ ip, subnet);
break;
- default:
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : Param %d not supported\n",
- iface_param->param);
}
return ret;
}
static int
-beiscsi_set_ipv6(struct Scsi_Host *shost,
- struct iscsi_iface_param_info *iface_param,
- void *data, uint32_t dt_len)
+beiscsi_iface_config_ipv6(struct Scsi_Host *shost,
+ struct iscsi_iface_param_info *iface_param,
+ void *data, uint32_t dt_len)
{
struct beiscsi_hba *phba = iscsi_host_priv(shost);
- int ret = 0;
+ int ret = -EPERM;
switch (iface_param->param) {
case ISCSI_NET_PARAM_IFACE_ENABLE:
if (iface_param->value[0] == ISCSI_IFACE_ENABLE)
- ret = beiscsi_create_ipv6_iface(phba);
+ ret = beiscsi_iface_create_ipv6(phba);
else {
iscsi_destroy_iface(phba->ipv6_iface);
- ret = 0;
+ phba->ipv6_iface = NULL;
}
break;
case ISCSI_NET_PARAM_IPV6_ADDR:
- ret = mgmt_set_ip(phba, iface_param, NULL,
- ISCSI_BOOTPROTO_STATIC);
+ ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V6,
+ iface_param->value, NULL);
break;
- case ISCSI_NET_PARAM_VLAN_ENABLED:
- case ISCSI_NET_PARAM_VLAN_TAG:
- ret = beiscsi_set_vlan_tag(shost, iface_param);
- break;
- default:
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : Param %d not supported\n",
- iface_param->param);
}
return ret;
}
-int be2iscsi_iface_set_param(struct Scsi_Host *shost,
- void *data, uint32_t dt_len)
+int beiscsi_iface_set_param(struct Scsi_Host *shost,
+ void *data, uint32_t dt_len)
{
struct iscsi_iface_param_info *iface_param = NULL;
struct beiscsi_hba *phba = iscsi_host_priv(shost);
struct nlattr *attrib;
uint32_t rm_len = dt_len;
- int ret = 0 ;
+ int ret;
- if (phba->state & BE_ADAPTER_PCI_ERR) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : In PCI_ERROR Recovery\n");
+ if (!beiscsi_hba_is_online(phba)) {
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : HBA in error 0x%lx\n", phba->state);
return -EBUSY;
}
+ /* update interface_handle */
+ ret = beiscsi_if_get_handle(phba);
+ if (ret) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
+ "BS_%d : Getting Interface Handle Failed\n");
+ return ret;
+ }
+
nla_for_each_attr(attrib, data, dt_len, rm_len) {
iface_param = nla_data(attrib);
@@ -512,40 +476,58 @@ int be2iscsi_iface_set_param(struct Scsi_Host *shost,
return -EINVAL;
}
- switch (iface_param->iface_type) {
- case ISCSI_IFACE_TYPE_IPV4:
- ret = beiscsi_set_ipv4(shost, iface_param,
- data, dt_len);
- break;
- case ISCSI_IFACE_TYPE_IPV6:
- ret = beiscsi_set_ipv6(shost, iface_param,
- data, dt_len);
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : %s.0 set param %d",
+ (iface_param->iface_type == ISCSI_IFACE_TYPE_IPV4) ?
+ "ipv4" : "ipv6", iface_param->param);
+
+ ret = -EPERM;
+ switch (iface_param->param) {
+ case ISCSI_NET_PARAM_VLAN_ENABLED:
+ case ISCSI_NET_PARAM_VLAN_TAG:
+ ret = beiscsi_iface_config_vlan(shost, iface_param);
break;
default:
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : Invalid iface type :%d passed\n",
- iface_param->iface_type);
- break;
+ switch (iface_param->iface_type) {
+ case ISCSI_IFACE_TYPE_IPV4:
+ ret = beiscsi_iface_config_ipv4(shost,
+ iface_param,
+ data, dt_len);
+ break;
+ case ISCSI_IFACE_TYPE_IPV6:
+ ret = beiscsi_iface_config_ipv6(shost,
+ iface_param,
+ data, dt_len);
+ break;
+ }
}
+ if (ret == -EPERM) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BS_%d : %s.0 set param %d not permitted",
+ (iface_param->iface_type ==
+ ISCSI_IFACE_TYPE_IPV4) ? "ipv4" : "ipv6",
+ iface_param->param);
+ ret = 0;
+ }
if (ret)
- return ret;
+ break;
}
return ret;
}
-static int be2iscsi_get_if_param(struct beiscsi_hba *phba,
- struct iscsi_iface *iface, int param,
- char *buf)
+static int __beiscsi_iface_get_param(struct beiscsi_hba *phba,
+ struct iscsi_iface *iface,
+ int param, char *buf)
{
struct be_cmd_get_if_info_resp *if_info;
- int len, ip_type = BE2_IPV4;
+ int len, ip_type = BEISCSI_IP_TYPE_V4;
if (iface->iface_type == ISCSI_IFACE_TYPE_IPV6)
- ip_type = BE2_IPV6;
+ ip_type = BEISCSI_IP_TYPE_V6;
- len = mgmt_get_if_info(phba, ip_type, &if_info);
+ len = beiscsi_if_get_info(phba, ip_type, &if_info);
if (len)
return len;
@@ -567,24 +549,24 @@ static int be2iscsi_get_if_param(struct beiscsi_hba *phba,
break;
case ISCSI_NET_PARAM_VLAN_ENABLED:
len = sprintf(buf, "%s\n",
- (if_info->vlan_priority == BEISCSI_VLAN_DISABLE)
- ? "Disabled\n" : "Enabled\n");
+ (if_info->vlan_priority == BEISCSI_VLAN_DISABLE) ?
+ "disable" : "enable");
break;
case ISCSI_NET_PARAM_VLAN_ID:
if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE)
len = -EINVAL;
else
len = sprintf(buf, "%d\n",
- (if_info->vlan_priority &
- ISCSI_MAX_VLAN_ID));
+ (if_info->vlan_priority &
+ ISCSI_MAX_VLAN_ID));
break;
case ISCSI_NET_PARAM_VLAN_PRIORITY:
if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE)
len = -EINVAL;
else
len = sprintf(buf, "%d\n",
- ((if_info->vlan_priority >> 13) &
- ISCSI_MAX_VLAN_PRIORITY));
+ ((if_info->vlan_priority >> 13) &
+ ISCSI_MAX_VLAN_PRIORITY));
break;
default:
WARN_ON(1);
@@ -594,18 +576,20 @@ static int be2iscsi_get_if_param(struct beiscsi_hba *phba,
return len;
}
-int be2iscsi_iface_get_param(struct iscsi_iface *iface,
- enum iscsi_param_type param_type,
- int param, char *buf)
+int beiscsi_iface_get_param(struct iscsi_iface *iface,
+ enum iscsi_param_type param_type,
+ int param, char *buf)
{
struct Scsi_Host *shost = iscsi_iface_to_shost(iface);
struct beiscsi_hba *phba = iscsi_host_priv(shost);
struct be_cmd_get_def_gateway_resp gateway;
- int len = -ENOSYS;
+ int len = -EPERM;
- if (phba->state & BE_ADAPTER_PCI_ERR) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : In PCI_ERROR Recovery\n");
+ if (param_type != ISCSI_NET_PARAM)
+ return 0;
+ if (!beiscsi_hba_is_online(phba)) {
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : HBA in error 0x%lx\n", phba->state);
return -EBUSY;
}
@@ -617,19 +601,22 @@ int be2iscsi_iface_get_param(struct iscsi_iface *iface,
case ISCSI_NET_PARAM_VLAN_ENABLED:
case ISCSI_NET_PARAM_VLAN_ID:
case ISCSI_NET_PARAM_VLAN_PRIORITY:
- len = be2iscsi_get_if_param(phba, iface, param, buf);
+ len = __beiscsi_iface_get_param(phba, iface, param, buf);
break;
case ISCSI_NET_PARAM_IFACE_ENABLE:
- len = sprintf(buf, "enabled\n");
+ if (iface->iface_type == ISCSI_IFACE_TYPE_IPV4)
+ len = sprintf(buf, "%s\n",
+ phba->ipv4_iface ? "enable" : "disable");
+ else if (iface->iface_type == ISCSI_IFACE_TYPE_IPV6)
+ len = sprintf(buf, "%s\n",
+ phba->ipv6_iface ? "enable" : "disable");
break;
case ISCSI_NET_PARAM_IPV4_GW:
memset(&gateway, 0, sizeof(gateway));
- len = mgmt_get_gateway(phba, BE2_IPV4, &gateway);
+ len = beiscsi_if_get_gw(phba, BEISCSI_IP_TYPE_V4, &gateway);
if (!len)
len = sprintf(buf, "%pI4\n", &gateway.ip_addr.addr);
break;
- default:
- len = -ENOSYS;
}
return len;
@@ -647,7 +634,7 @@ int beiscsi_ep_get_param(struct iscsi_endpoint *ep,
enum iscsi_param param, char *buf)
{
struct beiscsi_endpoint *beiscsi_ep = ep->dd_data;
- int len = 0;
+ int len;
beiscsi_log(beiscsi_ep->phba, KERN_INFO,
BEISCSI_LOG_CONFIG,
@@ -659,13 +646,13 @@ int beiscsi_ep_get_param(struct iscsi_endpoint *ep,
len = sprintf(buf, "%hu\n", beiscsi_ep->dst_tcpport);
break;
case ISCSI_PARAM_CONN_ADDRESS:
- if (beiscsi_ep->ip_type == BE2_IPV4)
+ if (beiscsi_ep->ip_type == BEISCSI_IP_TYPE_V4)
len = sprintf(buf, "%pI4\n", &beiscsi_ep->dst_addr);
else
len = sprintf(buf, "%pI6\n", &beiscsi_ep->dst6_addr);
break;
default:
- return -ENOSYS;
+ len = -EPERM;
}
return len;
}
@@ -758,7 +745,7 @@ static void beiscsi_get_port_state(struct Scsi_Host *shost)
struct beiscsi_hba *phba = iscsi_host_priv(shost);
struct iscsi_cls_host *ihost = shost->shost_data;
- ihost->port_state = (phba->state & BE_ADAPTER_LINK_UP) ?
+ ihost->port_state = test_bit(BEISCSI_HBA_LINK_UP, &phba->state) ?
ISCSI_PORT_STATE_UP : ISCSI_PORT_STATE_DOWN;
}
@@ -810,16 +797,13 @@ int beiscsi_get_host_param(struct Scsi_Host *shost,
struct beiscsi_hba *phba = iscsi_host_priv(shost);
int status = 0;
-
- if (phba->state & BE_ADAPTER_PCI_ERR) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : In PCI_ERROR Recovery\n");
- return -EBUSY;
- } else {
+ if (!beiscsi_hba_is_online(phba)) {
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
- "BS_%d : In beiscsi_get_host_param,"
- " param = %d\n", param);
+ "BS_%d : HBA in error 0x%lx\n", phba->state);
+ return -EBUSY;
}
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : In beiscsi_get_host_param, param = %d\n", param);
switch (param) {
case ISCSI_HOST_PARAM_HWADDRESS:
@@ -961,15 +945,13 @@ int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn)
phba = ((struct beiscsi_conn *)conn->dd_data)->phba;
- if (phba->state & BE_ADAPTER_PCI_ERR) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : In PCI_ERROR Recovery\n");
+ if (!beiscsi_hba_is_online(phba)) {
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : HBA in error 0x%lx\n", phba->state);
return -EBUSY;
- } else {
- beiscsi_log(beiscsi_conn->phba, KERN_INFO,
- BEISCSI_LOG_CONFIG,
- "BS_%d : In beiscsi_conn_start\n");
}
+ beiscsi_log(beiscsi_conn->phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : In beiscsi_conn_start\n");
memset(&params, 0, sizeof(struct beiscsi_offload_params));
beiscsi_ep = beiscsi_conn->ep;
@@ -1186,28 +1168,20 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr,
struct iscsi_endpoint *ep;
int ret;
- if (shost)
- phba = iscsi_host_priv(shost);
- else {
+ if (!shost) {
ret = -ENXIO;
- printk(KERN_ERR
- "beiscsi_ep_connect shost is NULL\n");
+ pr_err("beiscsi_ep_connect shost is NULL\n");
return ERR_PTR(ret);
}
- if (beiscsi_error(phba)) {
+ phba = iscsi_host_priv(shost);
+ if (!beiscsi_hba_is_online(phba)) {
ret = -EIO;
- beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BS_%d : The FW state Not Stable!!!\n");
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : HBA in error 0x%lx\n", phba->state);
return ERR_PTR(ret);
}
-
- if (phba->state & BE_ADAPTER_PCI_ERR) {
- ret = -EBUSY;
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : In PCI_ERROR Recovery\n");
- return ERR_PTR(ret);
- } else if (phba->state & BE_ADAPTER_LINK_DOWN) {
+ if (!test_bit(BEISCSI_HBA_LINK_UP, &phba->state)) {
ret = -EBUSY;
beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
"BS_%d : The Adapter Port state is Down!!!\n");
@@ -1361,9 +1335,9 @@ void beiscsi_ep_disconnect(struct iscsi_endpoint *ep)
tcp_upload_flag = CONNECTION_UPLOAD_ABORT;
}
- if (phba->state & BE_ADAPTER_PCI_ERR) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
- "BS_%d : PCI_ERROR Recovery\n");
+ if (!beiscsi_hba_is_online(phba)) {
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BS_%d : HBA in error 0x%lx\n", phba->state);
goto free_ep;
}
@@ -1386,7 +1360,7 @@ free_ep:
iscsi_destroy_endpoint(beiscsi_ep->openiscsi_ep);
}
-umode_t be2iscsi_attr_is_visible(int param_type, int param)
+umode_t beiscsi_attr_is_visible(int param_type, int param)
{
switch (param_type) {
case ISCSI_NET_PARAM:
diff --git a/drivers/scsi/be2iscsi/be_iscsi.h b/drivers/scsi/be2iscsi/be_iscsi.h
index 0c84e1c0763a..e4d67dfea4cb 100644
--- a/drivers/scsi/be2iscsi/be_iscsi.h
+++ b/drivers/scsi/be2iscsi/be_iscsi.h
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Avago Technologies
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -7,10 +7,10 @@
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
- * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com)
+ * Written by: Jayamohan Kallickal (jayamohan.kallickal@broadcom.com)
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Avago Technologies
* 3333 Susan Street
@@ -23,25 +23,18 @@
#include "be_main.h"
#include "be_mgmt.h"
-#define BE2_IPV4 0x1
-#define BE2_IPV6 0x10
-#define BE2_DHCP_V4 0x05
+void beiscsi_iface_create_default(struct beiscsi_hba *phba);
-#define NON_BLOCKING 0x0
-#define BLOCKING 0x1
+void beiscsi_iface_destroy_default(struct beiscsi_hba *phba);
-void beiscsi_create_def_ifaces(struct beiscsi_hba *phba);
-
-void beiscsi_destroy_def_ifaces(struct beiscsi_hba *phba);
-
-int be2iscsi_iface_get_param(struct iscsi_iface *iface,
+int beiscsi_iface_get_param(struct iscsi_iface *iface,
enum iscsi_param_type param_type,
int param, char *buf);
-int be2iscsi_iface_set_param(struct Scsi_Host *shost,
+int beiscsi_iface_set_param(struct Scsi_Host *shost,
void *data, uint32_t count);
-umode_t be2iscsi_attr_is_visible(int param_type, int param);
+umode_t beiscsi_attr_is_visible(int param_type, int param);
void beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn,
struct beiscsi_offload_params *params);
@@ -57,6 +50,8 @@ struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
void beiscsi_session_destroy(struct iscsi_cls_session *cls_session);
+void beiscsi_session_fail(struct iscsi_cls_session *cls_session);
+
struct iscsi_cls_conn *beiscsi_conn_create(struct iscsi_cls_session
*cls_session, uint32_t cid);
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index f05e7737107d..6a6906f847db 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -7,10 +7,10 @@
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
- * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com)
+ * Written by: Jayamohan Kallickal (jayamohan.kallickal@broadcom.com)
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -374,170 +374,6 @@ static int beiscsi_eh_device_reset(struct scsi_cmnd *sc)
return iscsi_eh_device_reset(sc);
}
-static ssize_t beiscsi_show_boot_tgt_info(void *data, int type, char *buf)
-{
- struct beiscsi_hba *phba = data;
- struct mgmt_session_info *boot_sess = &phba->boot_sess;
- struct mgmt_conn_info *boot_conn = &boot_sess->conn_list[0];
- char *str = buf;
- int rc;
-
- switch (type) {
- case ISCSI_BOOT_TGT_NAME:
- rc = sprintf(buf, "%.*s\n",
- (int)strlen(boot_sess->target_name),
- (char *)&boot_sess->target_name);
- break;
- case ISCSI_BOOT_TGT_IP_ADDR:
- if (boot_conn->dest_ipaddr.ip_type == 0x1)
- rc = sprintf(buf, "%pI4\n",
- (char *)&boot_conn->dest_ipaddr.addr);
- else
- rc = sprintf(str, "%pI6\n",
- (char *)&boot_conn->dest_ipaddr.addr);
- break;
- case ISCSI_BOOT_TGT_PORT:
- rc = sprintf(str, "%d\n", boot_conn->dest_port);
- break;
-
- case ISCSI_BOOT_TGT_CHAP_NAME:
- rc = sprintf(str, "%.*s\n",
- boot_conn->negotiated_login_options.auth_data.chap.
- target_chap_name_length,
- (char *)&boot_conn->negotiated_login_options.
- auth_data.chap.target_chap_name);
- break;
- case ISCSI_BOOT_TGT_CHAP_SECRET:
- rc = sprintf(str, "%.*s\n",
- boot_conn->negotiated_login_options.auth_data.chap.
- target_secret_length,
- (char *)&boot_conn->negotiated_login_options.
- auth_data.chap.target_secret);
- break;
- case ISCSI_BOOT_TGT_REV_CHAP_NAME:
- rc = sprintf(str, "%.*s\n",
- boot_conn->negotiated_login_options.auth_data.chap.
- intr_chap_name_length,
- (char *)&boot_conn->negotiated_login_options.
- auth_data.chap.intr_chap_name);
- break;
- case ISCSI_BOOT_TGT_REV_CHAP_SECRET:
- rc = sprintf(str, "%.*s\n",
- boot_conn->negotiated_login_options.auth_data.chap.
- intr_secret_length,
- (char *)&boot_conn->negotiated_login_options.
- auth_data.chap.intr_secret);
- break;
- case ISCSI_BOOT_TGT_FLAGS:
- rc = sprintf(str, "2\n");
- break;
- case ISCSI_BOOT_TGT_NIC_ASSOC:
- rc = sprintf(str, "0\n");
- break;
- default:
- rc = -ENOSYS;
- break;
- }
- return rc;
-}
-
-static ssize_t beiscsi_show_boot_ini_info(void *data, int type, char *buf)
-{
- struct beiscsi_hba *phba = data;
- char *str = buf;
- int rc;
-
- switch (type) {
- case ISCSI_BOOT_INI_INITIATOR_NAME:
- rc = sprintf(str, "%s\n", phba->boot_sess.initiator_iscsiname);
- break;
- default:
- rc = -ENOSYS;
- break;
- }
- return rc;
-}
-
-static ssize_t beiscsi_show_boot_eth_info(void *data, int type, char *buf)
-{
- struct beiscsi_hba *phba = data;
- char *str = buf;
- int rc;
-
- switch (type) {
- case ISCSI_BOOT_ETH_FLAGS:
- rc = sprintf(str, "2\n");
- break;
- case ISCSI_BOOT_ETH_INDEX:
- rc = sprintf(str, "0\n");
- break;
- case ISCSI_BOOT_ETH_MAC:
- rc = beiscsi_get_macaddr(str, phba);
- break;
- default:
- rc = -ENOSYS;
- break;
- }
- return rc;
-}
-
-
-static umode_t beiscsi_tgt_get_attr_visibility(void *data, int type)
-{
- umode_t rc;
-
- switch (type) {
- case ISCSI_BOOT_TGT_NAME:
- case ISCSI_BOOT_TGT_IP_ADDR:
- case ISCSI_BOOT_TGT_PORT:
- case ISCSI_BOOT_TGT_CHAP_NAME:
- case ISCSI_BOOT_TGT_CHAP_SECRET:
- case ISCSI_BOOT_TGT_REV_CHAP_NAME:
- case ISCSI_BOOT_TGT_REV_CHAP_SECRET:
- case ISCSI_BOOT_TGT_NIC_ASSOC:
- case ISCSI_BOOT_TGT_FLAGS:
- rc = S_IRUGO;
- break;
- default:
- rc = 0;
- break;
- }
- return rc;
-}
-
-static umode_t beiscsi_ini_get_attr_visibility(void *data, int type)
-{
- umode_t rc;
-
- switch (type) {
- case ISCSI_BOOT_INI_INITIATOR_NAME:
- rc = S_IRUGO;
- break;
- default:
- rc = 0;
- break;
- }
- return rc;
-}
-
-
-static umode_t beiscsi_eth_get_attr_visibility(void *data, int type)
-{
- umode_t rc;
-
- switch (type) {
- case ISCSI_BOOT_ETH_FLAGS:
- case ISCSI_BOOT_ETH_MAC:
- case ISCSI_BOOT_ETH_INDEX:
- rc = S_IRUGO;
- break;
- default:
- rc = 0;
- break;
- }
- return rc;
-}
-
/*------------------- PCI Driver operations and data ----------------- */
static const struct pci_device_id beiscsi_pci_id_table[] = {
{ PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID1) },
@@ -850,12 +686,11 @@ static void hwi_ring_eq_db(struct beiscsi_hba *phba,
static irqreturn_t be_isr_mcc(int irq, void *dev_id)
{
struct beiscsi_hba *phba;
- struct be_eq_entry *eqe = NULL;
+ struct be_eq_entry *eqe;
struct be_queue_info *eq;
struct be_queue_info *mcc;
- unsigned int num_eq_processed;
+ unsigned int mcc_events;
struct be_eq_obj *pbe_eq;
- unsigned long flags;
pbe_eq = dev_id;
eq = &pbe_eq->q;
@@ -863,27 +698,23 @@ static irqreturn_t be_isr_mcc(int irq, void *dev_id)
mcc = &phba->ctrl.mcc_obj.cq;
eqe = queue_tail_node(eq);
- num_eq_processed = 0;
-
+ mcc_events = 0;
while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
& EQE_VALID_MASK) {
if (((eqe->dw[offsetof(struct amap_eq_entry,
resource_id) / 32] &
EQE_RESID_MASK) >> 16) == mcc->id) {
- spin_lock_irqsave(&phba->isr_lock, flags);
- pbe_eq->todo_mcc_cq = true;
- spin_unlock_irqrestore(&phba->isr_lock, flags);
+ mcc_events++;
}
AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
queue_tail_inc(eq);
eqe = queue_tail_node(eq);
- num_eq_processed++;
}
- if (pbe_eq->todo_mcc_cq)
- queue_work(phba->wq, &pbe_eq->work_cqs);
- if (num_eq_processed)
- hwi_ring_eq_db(phba, eq->id, 1, num_eq_processed, 1, 1);
+ if (mcc_events) {
+ queue_work(phba->wq, &pbe_eq->mcc_work);
+ hwi_ring_eq_db(phba, eq->id, 1, mcc_events, 1, 1);
+ }
return IRQ_HANDLED;
}
@@ -902,7 +733,6 @@ static irqreturn_t be_isr_msix(int irq, void *dev_id)
eq = &pbe_eq->q;
phba = pbe_eq->phba;
-
/* disable interrupt till iopoll completes */
hwi_ring_eq_db(phba, eq->id, 1, 0, 0, 1);
irq_poll_sched(&pbe_eq->iopoll);
@@ -920,14 +750,13 @@ static irqreturn_t be_isr(int irq, void *dev_id)
struct beiscsi_hba *phba;
struct hwi_controller *phwi_ctrlr;
struct hwi_context_memory *phwi_context;
- struct be_eq_entry *eqe = NULL;
+ struct be_eq_entry *eqe;
struct be_queue_info *eq;
struct be_queue_info *mcc;
- unsigned long flags, index;
- unsigned int num_mcceq_processed, num_ioeq_processed;
+ unsigned int mcc_events, io_events;
struct be_ctrl_info *ctrl;
struct be_eq_obj *pbe_eq;
- int isr;
+ int isr, rearm;
phba = dev_id;
ctrl = &phba->ctrl;
@@ -942,44 +771,35 @@ static irqreturn_t be_isr(int irq, void *dev_id)
eq = &phwi_context->be_eq[0].q;
mcc = &phba->ctrl.mcc_obj.cq;
- index = 0;
eqe = queue_tail_node(eq);
- num_ioeq_processed = 0;
- num_mcceq_processed = 0;
+ io_events = 0;
+ mcc_events = 0;
while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
& EQE_VALID_MASK) {
if (((eqe->dw[offsetof(struct amap_eq_entry,
- resource_id) / 32] &
- EQE_RESID_MASK) >> 16) == mcc->id) {
- spin_lock_irqsave(&phba->isr_lock, flags);
- pbe_eq->todo_mcc_cq = true;
- spin_unlock_irqrestore(&phba->isr_lock, flags);
- num_mcceq_processed++;
- } else {
- irq_poll_sched(&pbe_eq->iopoll);
- num_ioeq_processed++;
- }
+ resource_id) / 32] & EQE_RESID_MASK) >> 16) == mcc->id)
+ mcc_events++;
+ else
+ io_events++;
AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
queue_tail_inc(eq);
eqe = queue_tail_node(eq);
}
- if (num_ioeq_processed || num_mcceq_processed) {
- if (pbe_eq->todo_mcc_cq)
- queue_work(phba->wq, &pbe_eq->work_cqs);
-
- if ((num_mcceq_processed) && (!num_ioeq_processed))
- hwi_ring_eq_db(phba, eq->id, 0,
- (num_ioeq_processed +
- num_mcceq_processed) , 1, 1);
- else
- hwi_ring_eq_db(phba, eq->id, 0,
- (num_ioeq_processed +
- num_mcceq_processed), 0, 1);
-
- return IRQ_HANDLED;
- } else
+ if (!io_events && !mcc_events)
return IRQ_NONE;
+
+ /* no need to rearm if interrupt is only for IOs */
+ rearm = 0;
+ if (mcc_events) {
+ queue_work(phba->wq, &pbe_eq->mcc_work);
+ /* rearm for MCCQ */
+ rearm = 1;
+ }
+ if (io_events)
+ irq_poll_sched(&pbe_eq->iopoll);
+ hwi_ring_eq_db(phba, eq->id, 0, (io_events + mcc_events), rearm, 1);
+ return IRQ_HANDLED;
}
@@ -1077,57 +897,6 @@ void hwi_ring_cq_db(struct beiscsi_hba *phba,
iowrite32(val, phba->db_va + DB_CQ_OFFSET);
}
-static unsigned int
-beiscsi_process_async_pdu(struct beiscsi_conn *beiscsi_conn,
- struct beiscsi_hba *phba,
- struct pdu_base *ppdu,
- unsigned long pdu_len,
- void *pbuffer, unsigned long buf_len)
-{
- struct iscsi_conn *conn = beiscsi_conn->conn;
- struct iscsi_session *session = conn->session;
- struct iscsi_task *task;
- struct beiscsi_io_task *io_task;
- struct iscsi_hdr *login_hdr;
-
- switch (ppdu->dw[offsetof(struct amap_pdu_base, opcode) / 32] &
- PDUBASE_OPCODE_MASK) {
- case ISCSI_OP_NOOP_IN:
- pbuffer = NULL;
- buf_len = 0;
- break;
- case ISCSI_OP_ASYNC_EVENT:
- break;
- case ISCSI_OP_REJECT:
- WARN_ON(!pbuffer);
- WARN_ON(!(buf_len == 48));
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_IO,
- "BM_%d : In ISCSI_OP_REJECT\n");
- break;
- case ISCSI_OP_LOGIN_RSP:
- case ISCSI_OP_TEXT_RSP:
- task = conn->login_task;
- io_task = task->dd_data;
- login_hdr = (struct iscsi_hdr *)ppdu;
- login_hdr->itt = io_task->libiscsi_itt;
- break;
- default:
- beiscsi_log(phba, KERN_WARNING,
- BEISCSI_LOG_IO | BEISCSI_LOG_CONFIG,
- "BM_%d : Unrecognized opcode 0x%x in async msg\n",
- (ppdu->
- dw[offsetof(struct amap_pdu_base, opcode) / 32]
- & PDUBASE_OPCODE_MASK));
- return 1;
- }
-
- spin_lock_bh(&session->back_lock);
- __iscsi_complete_pdu(conn, (struct iscsi_hdr *)ppdu, pbuffer, buf_len);
- spin_unlock_bh(&session->back_lock);
- return 0;
-}
-
static struct sgl_handle *alloc_io_sgl_handle(struct beiscsi_hba *phba)
{
struct sgl_handle *psgl_handle;
@@ -1199,6 +968,9 @@ beiscsi_get_wrb_handle(struct hwi_wrb_context *pwrb_context,
pwrb_context->alloc_index++;
spin_unlock_bh(&pwrb_context->wrb_lock);
+ if (pwrb_handle)
+ memset(pwrb_handle->pwrb, 0, sizeof(*pwrb_handle->pwrb));
+
return pwrb_handle;
}
@@ -1440,11 +1212,10 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
struct beiscsi_hba *phba, struct sol_cqe *psol)
{
struct hwi_wrb_context *pwrb_context;
- struct wrb_handle *pwrb_handle = NULL;
+ uint16_t wrb_index, cid, cri_index;
struct hwi_controller *phwi_ctrlr;
+ struct wrb_handle *pwrb_handle;
struct iscsi_task *task;
- struct beiscsi_io_task *io_task;
- uint16_t wrb_index, cid, cri_index;
phwi_ctrlr = phba->phwi_ctrlr;
if (is_chip_be2_be3r(phba)) {
@@ -1463,9 +1234,6 @@ hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
pwrb_context = &phwi_ctrlr->wrb_context[cri_index];
pwrb_handle = pwrb_context->pwrb_handle_basestd[wrb_index];
task = pwrb_handle->pio_handle;
-
- io_task = task->dd_data;
- memset(io_task->pwrb_handle->pwrb, 0, sizeof(struct iscsi_wrb));
iscsi_put_task(task);
}
@@ -1614,431 +1382,428 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
spin_unlock_bh(&session->back_lock);
}
-static struct list_head *hwi_get_async_busy_list(struct hwi_async_pdu_context
- *pasync_ctx, unsigned int is_header,
- unsigned int host_write_ptr)
+/**
+ * ASYNC PDUs include
+ * a. Unsolicited NOP-In (target initiated NOP-In)
+ * b. ASYNC Messages
+ * c. Reject PDU
+ * d. Login response
+ * These headers arrive unprocessed by the EP firmware.
+ * iSCSI layer processes them.
+ */
+static unsigned int
+beiscsi_complete_pdu(struct beiscsi_conn *beiscsi_conn,
+ struct pdu_base *phdr, void *pdata, unsigned int dlen)
{
- if (is_header)
- return &pasync_ctx->async_entry[host_write_ptr].
- header_busy_list;
- else
- return &pasync_ctx->async_entry[host_write_ptr].data_busy_list;
+ struct beiscsi_hba *phba = beiscsi_conn->phba;
+ struct iscsi_conn *conn = beiscsi_conn->conn;
+ struct beiscsi_io_task *io_task;
+ struct iscsi_hdr *login_hdr;
+ struct iscsi_task *task;
+ u8 code;
+
+ code = AMAP_GET_BITS(struct amap_pdu_base, opcode, phdr);
+ switch (code) {
+ case ISCSI_OP_NOOP_IN:
+ pdata = NULL;
+ dlen = 0;
+ break;
+ case ISCSI_OP_ASYNC_EVENT:
+ break;
+ case ISCSI_OP_REJECT:
+ WARN_ON(!pdata);
+ WARN_ON(!(dlen == 48));
+ beiscsi_log(phba, KERN_ERR,
+ BEISCSI_LOG_CONFIG | BEISCSI_LOG_IO,
+ "BM_%d : In ISCSI_OP_REJECT\n");
+ break;
+ case ISCSI_OP_LOGIN_RSP:
+ case ISCSI_OP_TEXT_RSP:
+ task = conn->login_task;
+ io_task = task->dd_data;
+ login_hdr = (struct iscsi_hdr *)phdr;
+ login_hdr->itt = io_task->libiscsi_itt;
+ break;
+ default:
+ beiscsi_log(phba, KERN_WARNING,
+ BEISCSI_LOG_IO | BEISCSI_LOG_CONFIG,
+ "BM_%d : unrecognized async PDU opcode 0x%x\n",
+ code);
+ return 1;
+ }
+ __iscsi_complete_pdu(conn, (struct iscsi_hdr *)phdr, pdata, dlen);
+ return 0;
+}
+
+static inline void
+beiscsi_hdl_put_handle(struct hd_async_context *pasync_ctx,
+ struct hd_async_handle *pasync_handle)
+{
+ if (pasync_handle->is_header) {
+ list_add_tail(&pasync_handle->link,
+ &pasync_ctx->async_header.free_list);
+ pasync_ctx->async_header.free_entries++;
+ } else {
+ list_add_tail(&pasync_handle->link,
+ &pasync_ctx->async_data.free_list);
+ pasync_ctx->async_data.free_entries++;
+ }
}
-static struct async_pdu_handle *
-hwi_get_async_handle(struct beiscsi_hba *phba,
- struct beiscsi_conn *beiscsi_conn,
- struct hwi_async_pdu_context *pasync_ctx,
- struct i_t_dpdu_cqe *pdpdu_cqe, unsigned int *pcq_index)
+static struct hd_async_handle *
+beiscsi_hdl_get_handle(struct beiscsi_conn *beiscsi_conn,
+ struct hd_async_context *pasync_ctx,
+ struct i_t_dpdu_cqe *pdpdu_cqe)
{
+ struct beiscsi_hba *phba = beiscsi_conn->phba;
+ struct hd_async_handle *pasync_handle;
struct be_bus_address phys_addr;
- struct list_head *pbusy_list;
- struct async_pdu_handle *pasync_handle = NULL;
- unsigned char is_header = 0;
- unsigned int index, dpl;
+ u8 final, error = 0;
+ u16 cid, code, ci;
+ u32 dpl;
+ cid = beiscsi_conn->beiscsi_conn_cid;
+ /**
+ * This function is invoked to get the right async_handle structure
+ * from a given DEF PDU CQ entry.
+ *
+ * - index in CQ entry gives the vertical index
+ * - address in CQ entry is the offset where the DMA last ended
+ * - final - no more notifications for this PDU
+ */
if (is_chip_be2_be3r(phba)) {
dpl = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe,
dpl, pdpdu_cqe);
- index = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe,
+ ci = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe,
index, pdpdu_cqe);
+ final = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe,
+ final, pdpdu_cqe);
} else {
dpl = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe_v2,
dpl, pdpdu_cqe);
- index = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe_v2,
+ ci = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe_v2,
index, pdpdu_cqe);
+ final = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe_v2,
+ final, pdpdu_cqe);
}
- phys_addr.u.a32.address_lo =
- (pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe,
- db_addr_lo) / 32] - dpl);
- phys_addr.u.a32.address_hi =
- pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe,
- db_addr_hi) / 32];
-
- phys_addr.u.a64.address =
- *((unsigned long long *)(&phys_addr.u.a64.address));
-
- switch (pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe, code) / 32]
- & PDUCQE_CODE_MASK) {
+ /**
+ * DB addr Hi/Lo is same for BE and SKH.
+ * Subtract the dataplacementlength to get to the base.
+ */
+ phys_addr.u.a32.address_lo = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe,
+ db_addr_lo, pdpdu_cqe);
+ phys_addr.u.a32.address_lo -= dpl;
+ phys_addr.u.a32.address_hi = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe,
+ db_addr_hi, pdpdu_cqe);
+
+ code = AMAP_GET_BITS(struct amap_i_t_dpdu_cqe, code, pdpdu_cqe);
+ switch (code) {
case UNSOL_HDR_NOTIFY:
- is_header = 1;
-
- pbusy_list = hwi_get_async_busy_list(pasync_ctx,
- is_header, index);
+ pasync_handle = pasync_ctx->async_entry[ci].header;
break;
+ case UNSOL_DATA_DIGEST_ERROR_NOTIFY:
+ error = 1;
case UNSOL_DATA_NOTIFY:
- pbusy_list = hwi_get_async_busy_list(pasync_ctx,
- is_header, index);
+ pasync_handle = pasync_ctx->async_entry[ci].data;
break;
+ /* called only for above codes */
default:
- pbusy_list = NULL;
- beiscsi_log(phba, KERN_WARNING,
- BEISCSI_LOG_IO | BEISCSI_LOG_CONFIG,
- "BM_%d : Unexpected code=%d\n",
- pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe,
- code) / 32] & PDUCQE_CODE_MASK);
- return NULL;
+ pasync_handle = NULL;
+ break;
}
- WARN_ON(list_empty(pbusy_list));
- list_for_each_entry(pasync_handle, pbusy_list, link) {
- if (pasync_handle->pa.u.a64.address == phys_addr.u.a64.address)
- break;
+ if (!pasync_handle) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_ISCSI,
+ "BM_%d : cid %d async PDU handle not found - code %d ci %d addr %llx\n",
+ cid, code, ci, phys_addr.u.a64.address);
+ return pasync_handle;
}
- WARN_ON(!pasync_handle);
+ if (pasync_handle->pa.u.a64.address != phys_addr.u.a64.address ||
+ pasync_handle->index != ci) {
+ /* driver bug - if ci does not match async handle index */
+ error = 1;
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_ISCSI,
+ "BM_%d : cid %u async PDU handle mismatch - addr in %cQE %llx at %u:addr in CQE %llx ci %u\n",
+ cid, pasync_handle->is_header ? 'H' : 'D',
+ pasync_handle->pa.u.a64.address,
+ pasync_handle->index,
+ phys_addr.u.a64.address, ci);
+ /* FW has stale address - attempt continuing by dropping */
+ }
- pasync_handle->cri = BE_GET_ASYNC_CRI_FROM_CID(
- beiscsi_conn->beiscsi_conn_cid);
- pasync_handle->is_header = is_header;
+ /**
+ * Each CID is associated with unique CRI.
+ * ASYNC_CRI_FROM_CID mapping and CRI_FROM_CID are totaly different.
+ **/
+ pasync_handle->cri = BE_GET_ASYNC_CRI_FROM_CID(cid);
+ pasync_handle->is_final = final;
pasync_handle->buffer_len = dpl;
- *pcq_index = index;
+ /* empty the slot */
+ if (pasync_handle->is_header)
+ pasync_ctx->async_entry[ci].header = NULL;
+ else
+ pasync_ctx->async_entry[ci].data = NULL;
+ /**
+ * DEF PDU header and data buffers with errors should be simply
+ * dropped as there are no consumers for it.
+ */
+ if (error) {
+ beiscsi_hdl_put_handle(pasync_ctx, pasync_handle);
+ pasync_handle = NULL;
+ }
return pasync_handle;
}
-static unsigned int
-hwi_update_async_writables(struct beiscsi_hba *phba,
- struct hwi_async_pdu_context *pasync_ctx,
- unsigned int is_header, unsigned int cq_index)
+static void
+beiscsi_hdl_purge_handles(struct beiscsi_hba *phba,
+ struct hd_async_context *pasync_ctx,
+ u16 cri)
{
- struct list_head *pbusy_list;
- struct async_pdu_handle *pasync_handle;
- unsigned int num_entries, writables = 0;
- unsigned int *pep_read_ptr, *pwritables;
-
- num_entries = pasync_ctx->num_entries;
- if (is_header) {
- pep_read_ptr = &pasync_ctx->async_header.ep_read_ptr;
- pwritables = &pasync_ctx->async_header.writables;
- } else {
- pep_read_ptr = &pasync_ctx->async_data.ep_read_ptr;
- pwritables = &pasync_ctx->async_data.writables;
- }
-
- while ((*pep_read_ptr) != cq_index) {
- (*pep_read_ptr)++;
- *pep_read_ptr = (*pep_read_ptr) % num_entries;
-
- pbusy_list = hwi_get_async_busy_list(pasync_ctx, is_header,
- *pep_read_ptr);
- if (writables == 0)
- WARN_ON(list_empty(pbusy_list));
-
- if (!list_empty(pbusy_list)) {
- pasync_handle = list_entry(pbusy_list->next,
- struct async_pdu_handle,
- link);
- WARN_ON(!pasync_handle);
- pasync_handle->consumed = 1;
- }
-
- writables++;
- }
+ struct hd_async_handle *pasync_handle, *tmp_handle;
+ struct list_head *plist;
- if (!writables) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_IO,
- "BM_%d : Duplicate notification received - index 0x%x!!\n",
- cq_index);
- WARN_ON(1);
+ plist = &pasync_ctx->async_entry[cri].wq.list;
+ list_for_each_entry_safe(pasync_handle, tmp_handle, plist, link) {
+ list_del(&pasync_handle->link);
+ beiscsi_hdl_put_handle(pasync_ctx, pasync_handle);
}
- *pwritables = *pwritables + writables;
- return 0;
+ INIT_LIST_HEAD(&pasync_ctx->async_entry[cri].wq.list);
+ pasync_ctx->async_entry[cri].wq.hdr_len = 0;
+ pasync_ctx->async_entry[cri].wq.bytes_received = 0;
+ pasync_ctx->async_entry[cri].wq.bytes_needed = 0;
}
-static void hwi_free_async_msg(struct beiscsi_hba *phba,
- struct hwi_async_pdu_context *pasync_ctx,
- unsigned int cri)
+static unsigned int
+beiscsi_hdl_fwd_pdu(struct beiscsi_conn *beiscsi_conn,
+ struct hd_async_context *pasync_ctx,
+ u16 cri)
{
- struct async_pdu_handle *pasync_handle, *tmp_handle;
+ struct iscsi_session *session = beiscsi_conn->conn->session;
+ struct hd_async_handle *pasync_handle, *plast_handle;
+ struct beiscsi_hba *phba = beiscsi_conn->phba;
+ void *phdr = NULL, *pdata = NULL;
+ u32 dlen = 0, status = 0;
struct list_head *plist;
- plist = &pasync_ctx->async_entry[cri].wait_queue.list;
- list_for_each_entry_safe(pasync_handle, tmp_handle, plist, link) {
- list_del(&pasync_handle->link);
-
- if (pasync_handle->is_header) {
- list_add_tail(&pasync_handle->link,
- &pasync_ctx->async_header.free_list);
- pasync_ctx->async_header.free_entries++;
- } else {
- list_add_tail(&pasync_handle->link,
- &pasync_ctx->async_data.free_list);
- pasync_ctx->async_data.free_entries++;
+ plist = &pasync_ctx->async_entry[cri].wq.list;
+ plast_handle = NULL;
+ list_for_each_entry(pasync_handle, plist, link) {
+ plast_handle = pasync_handle;
+ /* get the header, the first entry */
+ if (!phdr) {
+ phdr = pasync_handle->pbuffer;
+ continue;
+ }
+ /* use first buffer to collect all the data */
+ if (!pdata) {
+ pdata = pasync_handle->pbuffer;
+ dlen = pasync_handle->buffer_len;
+ continue;
}
+ memcpy(pdata + dlen, pasync_handle->pbuffer,
+ pasync_handle->buffer_len);
+ dlen += pasync_handle->buffer_len;
}
- INIT_LIST_HEAD(&pasync_ctx->async_entry[cri].wait_queue.list);
- pasync_ctx->async_entry[cri].wait_queue.hdr_received = 0;
- pasync_ctx->async_entry[cri].wait_queue.bytes_received = 0;
+ if (!plast_handle->is_final) {
+ /* last handle should have final PDU notification from FW */
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_ISCSI,
+ "BM_%d : cid %u %p fwd async PDU with last handle missing - HL%u:DN%u:DR%u\n",
+ beiscsi_conn->beiscsi_conn_cid, plast_handle,
+ pasync_ctx->async_entry[cri].wq.hdr_len,
+ pasync_ctx->async_entry[cri].wq.bytes_needed,
+ pasync_ctx->async_entry[cri].wq.bytes_received);
+ }
+ spin_lock_bh(&session->back_lock);
+ status = beiscsi_complete_pdu(beiscsi_conn, phdr, pdata, dlen);
+ spin_unlock_bh(&session->back_lock);
+ beiscsi_hdl_purge_handles(phba, pasync_ctx, cri);
+ return status;
}
-static struct phys_addr *
-hwi_get_ring_address(struct hwi_async_pdu_context *pasync_ctx,
- unsigned int is_header, unsigned int host_write_ptr)
+static unsigned int
+beiscsi_hdl_gather_pdu(struct beiscsi_conn *beiscsi_conn,
+ struct hd_async_context *pasync_ctx,
+ struct hd_async_handle *pasync_handle)
{
- struct phys_addr *pasync_sge = NULL;
+ unsigned int bytes_needed = 0, status = 0;
+ u16 cri = pasync_handle->cri;
+ struct cri_wait_queue *wq;
+ struct beiscsi_hba *phba;
+ struct pdu_base *ppdu;
+ char *err = "";
- if (is_header)
- pasync_sge = pasync_ctx->async_header.ring_base;
- else
- pasync_sge = pasync_ctx->async_data.ring_base;
+ phba = beiscsi_conn->phba;
+ wq = &pasync_ctx->async_entry[cri].wq;
+ if (pasync_handle->is_header) {
+ /* check if PDU hdr is rcv'd when old hdr not completed */
+ if (wq->hdr_len) {
+ err = "incomplete";
+ goto drop_pdu;
+ }
+ ppdu = pasync_handle->pbuffer;
+ bytes_needed = AMAP_GET_BITS(struct amap_pdu_base,
+ data_len_hi, ppdu);
+ bytes_needed <<= 16;
+ bytes_needed |= be16_to_cpu(AMAP_GET_BITS(struct amap_pdu_base,
+ data_len_lo, ppdu));
+ wq->hdr_len = pasync_handle->buffer_len;
+ wq->bytes_received = 0;
+ wq->bytes_needed = bytes_needed;
+ list_add_tail(&pasync_handle->link, &wq->list);
+ if (!bytes_needed)
+ status = beiscsi_hdl_fwd_pdu(beiscsi_conn,
+ pasync_ctx, cri);
+ } else {
+ /* check if data received has header and is needed */
+ if (!wq->hdr_len || !wq->bytes_needed) {
+ err = "header less";
+ goto drop_pdu;
+ }
+ wq->bytes_received += pasync_handle->buffer_len;
+ /* Something got overwritten? Better catch it here. */
+ if (wq->bytes_received > wq->bytes_needed) {
+ err = "overflow";
+ goto drop_pdu;
+ }
+ list_add_tail(&pasync_handle->link, &wq->list);
+ if (wq->bytes_received == wq->bytes_needed)
+ status = beiscsi_hdl_fwd_pdu(beiscsi_conn,
+ pasync_ctx, cri);
+ }
+ return status;
- return pasync_sge + host_write_ptr;
+drop_pdu:
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_ISCSI,
+ "BM_%d : cid %u async PDU %s - def-%c:HL%u:DN%u:DR%u\n",
+ beiscsi_conn->beiscsi_conn_cid, err,
+ pasync_handle->is_header ? 'H' : 'D',
+ wq->hdr_len, wq->bytes_needed,
+ pasync_handle->buffer_len);
+ /* discard this handle */
+ beiscsi_hdl_put_handle(pasync_ctx, pasync_handle);
+ /* free all the other handles in cri_wait_queue */
+ beiscsi_hdl_purge_handles(phba, pasync_ctx, cri);
+ /* try continuing */
+ return status;
}
-static void hwi_post_async_buffers(struct beiscsi_hba *phba,
- unsigned int is_header, uint8_t ulp_num)
+static void
+beiscsi_hdq_post_handles(struct beiscsi_hba *phba,
+ u8 header, u8 ulp_num)
{
+ struct hd_async_handle *pasync_handle, *tmp, **slot;
+ struct hd_async_context *pasync_ctx;
struct hwi_controller *phwi_ctrlr;
- struct hwi_async_pdu_context *pasync_ctx;
- struct async_pdu_handle *pasync_handle;
- struct list_head *pfree_link, *pbusy_list;
+ struct list_head *hfree_list;
struct phys_addr *pasync_sge;
- unsigned int ring_id, num_entries;
- unsigned int host_write_num, doorbell_offset;
- unsigned int writables;
- unsigned int i = 0;
- u32 doorbell = 0;
+ u32 ring_id, doorbell = 0;
+ u16 index, num_entries;
+ u32 doorbell_offset;
+ u16 prod = 0, cons;
phwi_ctrlr = phba->phwi_ctrlr;
pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr, ulp_num);
num_entries = pasync_ctx->num_entries;
-
- if (is_header) {
- writables = min(pasync_ctx->async_header.writables,
- pasync_ctx->async_header.free_entries);
- pfree_link = pasync_ctx->async_header.free_list.next;
- host_write_num = pasync_ctx->async_header.host_write_ptr;
+ if (header) {
+ cons = pasync_ctx->async_header.free_entries;
+ hfree_list = &pasync_ctx->async_header.free_list;
ring_id = phwi_ctrlr->default_pdu_hdr[ulp_num].id;
doorbell_offset = phwi_ctrlr->default_pdu_hdr[ulp_num].
- doorbell_offset;
+ doorbell_offset;
} else {
- writables = min(pasync_ctx->async_data.writables,
- pasync_ctx->async_data.free_entries);
- pfree_link = pasync_ctx->async_data.free_list.next;
- host_write_num = pasync_ctx->async_data.host_write_ptr;
+ cons = pasync_ctx->async_data.free_entries;
+ hfree_list = &pasync_ctx->async_data.free_list;
ring_id = phwi_ctrlr->default_pdu_data[ulp_num].id;
doorbell_offset = phwi_ctrlr->default_pdu_data[ulp_num].
- doorbell_offset;
+ doorbell_offset;
}
+ /* number of entries posted must be in multiples of 8 */
+ if (cons % 8)
+ return;
- writables = (writables / 8) * 8;
- if (writables) {
- for (i = 0; i < writables; i++) {
- pbusy_list =
- hwi_get_async_busy_list(pasync_ctx, is_header,
- host_write_num);
- pasync_handle =
- list_entry(pfree_link, struct async_pdu_handle,
- link);
- WARN_ON(!pasync_handle);
- pasync_handle->consumed = 0;
-
- pfree_link = pfree_link->next;
-
- pasync_sge = hwi_get_ring_address(pasync_ctx,
- is_header, host_write_num);
-
- pasync_sge->hi = pasync_handle->pa.u.a32.address_lo;
- pasync_sge->lo = pasync_handle->pa.u.a32.address_hi;
-
- list_move(&pasync_handle->link, pbusy_list);
-
- host_write_num++;
- host_write_num = host_write_num % num_entries;
- }
-
- if (is_header) {
- pasync_ctx->async_header.host_write_ptr =
- host_write_num;
- pasync_ctx->async_header.free_entries -= writables;
- pasync_ctx->async_header.writables -= writables;
- pasync_ctx->async_header.busy_entries += writables;
- } else {
- pasync_ctx->async_data.host_write_ptr = host_write_num;
- pasync_ctx->async_data.free_entries -= writables;
- pasync_ctx->async_data.writables -= writables;
- pasync_ctx->async_data.busy_entries += writables;
- }
-
- doorbell |= ring_id & DB_DEF_PDU_RING_ID_MASK;
- doorbell |= 1 << DB_DEF_PDU_REARM_SHIFT;
- doorbell |= 0 << DB_DEF_PDU_EVENT_SHIFT;
- doorbell |= (writables & DB_DEF_PDU_CQPROC_MASK)
- << DB_DEF_PDU_CQPROC_SHIFT;
-
- iowrite32(doorbell, phba->db_va + doorbell_offset);
- }
-}
-
-static void hwi_flush_default_pdu_buffer(struct beiscsi_hba *phba,
- struct beiscsi_conn *beiscsi_conn,
- struct i_t_dpdu_cqe *pdpdu_cqe)
-{
- struct hwi_controller *phwi_ctrlr;
- struct hwi_async_pdu_context *pasync_ctx;
- struct async_pdu_handle *pasync_handle = NULL;
- unsigned int cq_index = -1;
- uint16_t cri_index = BE_GET_CRI_FROM_CID(
- beiscsi_conn->beiscsi_conn_cid);
-
- phwi_ctrlr = phba->phwi_ctrlr;
- pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr,
- BEISCSI_GET_ULP_FROM_CRI(phwi_ctrlr,
- cri_index));
-
- pasync_handle = hwi_get_async_handle(phba, beiscsi_conn, pasync_ctx,
- pdpdu_cqe, &cq_index);
- BUG_ON(pasync_handle->is_header != 0);
- if (pasync_handle->consumed == 0)
- hwi_update_async_writables(phba, pasync_ctx,
- pasync_handle->is_header, cq_index);
-
- hwi_free_async_msg(phba, pasync_ctx, pasync_handle->cri);
- hwi_post_async_buffers(phba, pasync_handle->is_header,
- BEISCSI_GET_ULP_FROM_CRI(phwi_ctrlr,
- cri_index));
-}
-
-static unsigned int
-hwi_fwd_async_msg(struct beiscsi_conn *beiscsi_conn,
- struct beiscsi_hba *phba,
- struct hwi_async_pdu_context *pasync_ctx, unsigned short cri)
-{
- struct list_head *plist;
- struct async_pdu_handle *pasync_handle;
- void *phdr = NULL;
- unsigned int hdr_len = 0, buf_len = 0;
- unsigned int status, index = 0, offset = 0;
- void *pfirst_buffer = NULL;
- unsigned int num_buf = 0;
-
- plist = &pasync_ctx->async_entry[cri].wait_queue.list;
+ list_for_each_entry_safe(pasync_handle, tmp, hfree_list, link) {
+ list_del_init(&pasync_handle->link);
+ pasync_handle->is_final = 0;
+ pasync_handle->buffer_len = 0;
- list_for_each_entry(pasync_handle, plist, link) {
- if (index == 0) {
- phdr = pasync_handle->pbuffer;
- hdr_len = pasync_handle->buffer_len;
- } else {
- buf_len = pasync_handle->buffer_len;
- if (!num_buf) {
- pfirst_buffer = pasync_handle->pbuffer;
- num_buf++;
- }
- memcpy(pfirst_buffer + offset,
- pasync_handle->pbuffer, buf_len);
- offset += buf_len;
+ /* handles can be consumed out of order, use index in handle */
+ index = pasync_handle->index;
+ WARN_ON(pasync_handle->is_header != header);
+ if (header)
+ slot = &pasync_ctx->async_entry[index].header;
+ else
+ slot = &pasync_ctx->async_entry[index].data;
+ /**
+ * The slot just tracks handle's hold and release, so
+ * overwriting at the same index won't do any harm but
+ * needs to be caught.
+ */
+ if (*slot != NULL) {
+ beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_ISCSI,
+ "BM_%d : async PDU %s slot at %u not empty\n",
+ header ? "header" : "data", index);
}
- index++;
+ /**
+ * We use same freed index as in completion to post so this
+ * operation is not required for refills. Its required only
+ * for ring creation.
+ */
+ if (header)
+ pasync_sge = pasync_ctx->async_header.ring_base;
+ else
+ pasync_sge = pasync_ctx->async_data.ring_base;
+ pasync_sge += index;
+ /* if its a refill then address is same; hi is lo */
+ WARN_ON(pasync_sge->hi &&
+ pasync_sge->hi != pasync_handle->pa.u.a32.address_lo);
+ WARN_ON(pasync_sge->lo &&
+ pasync_sge->lo != pasync_handle->pa.u.a32.address_hi);
+ pasync_sge->hi = pasync_handle->pa.u.a32.address_lo;
+ pasync_sge->lo = pasync_handle->pa.u.a32.address_hi;
+
+ *slot = pasync_handle;
+ if (++prod == cons)
+ break;
}
+ if (header)
+ pasync_ctx->async_header.free_entries -= prod;
+ else
+ pasync_ctx->async_data.free_entries -= prod;
- status = beiscsi_process_async_pdu(beiscsi_conn, phba,
- phdr, hdr_len, pfirst_buffer,
- offset);
-
- hwi_free_async_msg(phba, pasync_ctx, cri);
- return 0;
-}
-
-static unsigned int
-hwi_gather_async_pdu(struct beiscsi_conn *beiscsi_conn,
- struct beiscsi_hba *phba,
- struct async_pdu_handle *pasync_handle)
-{
- struct hwi_async_pdu_context *pasync_ctx;
- struct hwi_controller *phwi_ctrlr;
- unsigned int bytes_needed = 0, status = 0;
- unsigned short cri = pasync_handle->cri;
- struct pdu_base *ppdu;
-
- phwi_ctrlr = phba->phwi_ctrlr;
- pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr,
- BEISCSI_GET_ULP_FROM_CRI(phwi_ctrlr,
- BE_GET_CRI_FROM_CID(beiscsi_conn->
- beiscsi_conn_cid)));
-
- list_del(&pasync_handle->link);
- if (pasync_handle->is_header) {
- pasync_ctx->async_header.busy_entries--;
- if (pasync_ctx->async_entry[cri].wait_queue.hdr_received) {
- hwi_free_async_msg(phba, pasync_ctx, cri);
- BUG();
- }
-
- pasync_ctx->async_entry[cri].wait_queue.bytes_received = 0;
- pasync_ctx->async_entry[cri].wait_queue.hdr_received = 1;
- pasync_ctx->async_entry[cri].wait_queue.hdr_len =
- (unsigned short)pasync_handle->buffer_len;
- list_add_tail(&pasync_handle->link,
- &pasync_ctx->async_entry[cri].wait_queue.list);
-
- ppdu = pasync_handle->pbuffer;
- bytes_needed = ((((ppdu->dw[offsetof(struct amap_pdu_base,
- data_len_hi) / 32] & PDUBASE_DATALENHI_MASK) << 8) &
- 0xFFFF0000) | ((be16_to_cpu((ppdu->
- dw[offsetof(struct amap_pdu_base, data_len_lo) / 32]
- & PDUBASE_DATALENLO_MASK) >> 16)) & 0x0000FFFF));
-
- if (status == 0) {
- pasync_ctx->async_entry[cri].wait_queue.bytes_needed =
- bytes_needed;
-
- if (bytes_needed == 0)
- status = hwi_fwd_async_msg(beiscsi_conn, phba,
- pasync_ctx, cri);
- }
- } else {
- pasync_ctx->async_data.busy_entries--;
- if (pasync_ctx->async_entry[cri].wait_queue.hdr_received) {
- list_add_tail(&pasync_handle->link,
- &pasync_ctx->async_entry[cri].wait_queue.
- list);
- pasync_ctx->async_entry[cri].wait_queue.
- bytes_received +=
- (unsigned short)pasync_handle->buffer_len;
-
- if (pasync_ctx->async_entry[cri].wait_queue.
- bytes_received >=
- pasync_ctx->async_entry[cri].wait_queue.
- bytes_needed)
- status = hwi_fwd_async_msg(beiscsi_conn, phba,
- pasync_ctx, cri);
- }
- }
- return status;
+ doorbell |= ring_id & DB_DEF_PDU_RING_ID_MASK;
+ doorbell |= 1 << DB_DEF_PDU_REARM_SHIFT;
+ doorbell |= 0 << DB_DEF_PDU_EVENT_SHIFT;
+ doorbell |= (prod & DB_DEF_PDU_CQPROC_MASK) << DB_DEF_PDU_CQPROC_SHIFT;
+ iowrite32(doorbell, phba->db_va + doorbell_offset);
}
-static void hwi_process_default_pdu_ring(struct beiscsi_conn *beiscsi_conn,
- struct beiscsi_hba *phba,
- struct i_t_dpdu_cqe *pdpdu_cqe)
+static void
+beiscsi_hdq_process_compl(struct beiscsi_conn *beiscsi_conn,
+ struct i_t_dpdu_cqe *pdpdu_cqe)
{
+ struct beiscsi_hba *phba = beiscsi_conn->phba;
+ struct hd_async_handle *pasync_handle = NULL;
+ struct hd_async_context *pasync_ctx;
struct hwi_controller *phwi_ctrlr;
- struct hwi_async_pdu_context *pasync_ctx;
- struct async_pdu_handle *pasync_handle = NULL;
- unsigned int cq_index = -1;
- uint16_t cri_index = BE_GET_CRI_FROM_CID(
- beiscsi_conn->beiscsi_conn_cid);
+ u16 cid_cri;
+ u8 ulp_num;
phwi_ctrlr = phba->phwi_ctrlr;
- pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr,
- BEISCSI_GET_ULP_FROM_CRI(phwi_ctrlr,
- cri_index));
-
- pasync_handle = hwi_get_async_handle(phba, beiscsi_conn, pasync_ctx,
- pdpdu_cqe, &cq_index);
-
- if (pasync_handle->consumed == 0)
- hwi_update_async_writables(phba, pasync_ctx,
- pasync_handle->is_header, cq_index);
+ cid_cri = BE_GET_CRI_FROM_CID(beiscsi_conn->beiscsi_conn_cid);
+ ulp_num = BEISCSI_GET_ULP_FROM_CRI(phwi_ctrlr, cid_cri);
+ pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr, ulp_num);
+ pasync_handle = beiscsi_hdl_get_handle(beiscsi_conn, pasync_ctx,
+ pdpdu_cqe);
+ if (!pasync_handle)
+ return;
- hwi_gather_async_pdu(beiscsi_conn, phba, pasync_handle);
- hwi_post_async_buffers(phba, pasync_handle->is_header,
- BEISCSI_GET_ULP_FROM_CRI(
- phwi_ctrlr, cri_index));
+ beiscsi_hdl_gather_pdu(beiscsi_conn, pasync_ctx, pasync_handle);
+ beiscsi_hdq_post_handles(phba, pasync_handle->is_header, ulp_num);
}
void beiscsi_process_mcc_cq(struct beiscsi_hba *phba)
@@ -2051,6 +1816,9 @@ void beiscsi_process_mcc_cq(struct beiscsi_hba *phba)
mcc_compl = queue_tail_node(mcc_cq);
mcc_compl->flags = le32_to_cpu(mcc_compl->flags);
while (mcc_compl->flags & CQE_FLAGS_VALID_MASK) {
+ if (beiscsi_hba_in_error(phba))
+ return;
+
if (num_processed >= 32) {
hwi_ring_cq_db(phba, mcc_cq->id,
num_processed, 0);
@@ -2073,6 +1841,19 @@ void beiscsi_process_mcc_cq(struct beiscsi_hba *phba)
hwi_ring_cq_db(phba, mcc_cq->id, num_processed, 1);
}
+static void beiscsi_mcc_work(struct work_struct *work)
+{
+ struct be_eq_obj *pbe_eq;
+ struct beiscsi_hba *phba;
+
+ pbe_eq = container_of(work, struct be_eq_obj, mcc_work);
+ phba = pbe_eq->phba;
+ beiscsi_process_mcc_cq(phba);
+ /* rearm EQ for further interrupts */
+ if (!beiscsi_hba_in_error(phba))
+ hwi_ring_eq_db(phba, pbe_eq->q.id, 0, 0, 1, 1);
+}
+
/**
* beiscsi_process_cq()- Process the Completion Queue
* @pbe_eq: Event Q on which the Completion has come
@@ -2101,6 +1882,9 @@ unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq, int budget)
while (sol->dw[offsetof(struct amap_sol_cqe, valid) / 32] &
CQE_VALID_MASK) {
+ if (beiscsi_hba_in_error(phba))
+ return 0;
+
be_dws_le_to_cpu(sol, sizeof(struct sol_cqe));
code = (sol->dw[offsetof(struct amap_sol_cqe, code) /
@@ -2165,8 +1949,8 @@ unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq, int budget)
cqe_desc[code], code, cid);
spin_lock_bh(&phba->async_pdu_lock);
- hwi_process_default_pdu_ring(beiscsi_conn, phba,
- (struct i_t_dpdu_cqe *)sol);
+ beiscsi_hdq_process_compl(beiscsi_conn,
+ (struct i_t_dpdu_cqe *)sol);
spin_unlock_bh(&phba->async_pdu_lock);
break;
case UNSOL_DATA_NOTIFY:
@@ -2176,8 +1960,8 @@ unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq, int budget)
cqe_desc[code], code, cid);
spin_lock_bh(&phba->async_pdu_lock);
- hwi_process_default_pdu_ring(beiscsi_conn, phba,
- (struct i_t_dpdu_cqe *)sol);
+ beiscsi_hdq_process_compl(beiscsi_conn,
+ (struct i_t_dpdu_cqe *)sol);
spin_unlock_bh(&phba->async_pdu_lock);
break;
case CXN_INVALIDATE_INDEX_NOTIFY:
@@ -2213,8 +1997,9 @@ unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq, int budget)
"BM_%d : Dropping %s[%d] on DPDU ring on CID : %d\n",
cqe_desc[code], code, cid);
spin_lock_bh(&phba->async_pdu_lock);
- hwi_flush_default_pdu_buffer(phba, beiscsi_conn,
- (struct i_t_dpdu_cqe *) sol);
+ /* driver consumes the entry and drops the contents */
+ beiscsi_hdq_process_compl(beiscsi_conn,
+ (struct i_t_dpdu_cqe *)sol);
spin_unlock_bh(&phba->async_pdu_lock);
break;
case CXN_KILLED_PDU_SIZE_EXCEEDS_DSL:
@@ -2262,60 +2047,32 @@ proc_next_cqe:
return total;
}
-void beiscsi_process_all_cqs(struct work_struct *work)
-{
- unsigned long flags;
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
- struct beiscsi_hba *phba;
- struct be_eq_obj *pbe_eq =
- container_of(work, struct be_eq_obj, work_cqs);
-
- phba = pbe_eq->phba;
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
-
- if (pbe_eq->todo_mcc_cq) {
- spin_lock_irqsave(&phba->isr_lock, flags);
- pbe_eq->todo_mcc_cq = false;
- spin_unlock_irqrestore(&phba->isr_lock, flags);
- beiscsi_process_mcc_cq(phba);
- }
-
- if (pbe_eq->todo_cq) {
- spin_lock_irqsave(&phba->isr_lock, flags);
- pbe_eq->todo_cq = false;
- spin_unlock_irqrestore(&phba->isr_lock, flags);
- beiscsi_process_cq(pbe_eq, BE2_MAX_NUM_CQ_PROC);
- }
-
- /* rearm EQ for further interrupts */
- hwi_ring_eq_db(phba, pbe_eq->q.id, 0, 0, 1, 1);
-}
-
static int be_iopoll(struct irq_poll *iop, int budget)
{
- unsigned int ret, num_eq_processed;
+ unsigned int ret, io_events;
struct beiscsi_hba *phba;
struct be_eq_obj *pbe_eq;
struct be_eq_entry *eqe = NULL;
struct be_queue_info *eq;
- num_eq_processed = 0;
pbe_eq = container_of(iop, struct be_eq_obj, iopoll);
phba = pbe_eq->phba;
+ if (beiscsi_hba_in_error(phba)) {
+ irq_poll_complete(iop);
+ return 0;
+ }
+
+ io_events = 0;
eq = &pbe_eq->q;
eqe = queue_tail_node(eq);
-
while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32] &
EQE_VALID_MASK) {
AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
queue_tail_inc(eq);
eqe = queue_tail_node(eq);
- num_eq_processed++;
+ io_events++;
}
-
- hwi_ring_eq_db(phba, eq->id, 1, num_eq_processed, 0, 1);
+ hwi_ring_eq_db(phba, eq->id, 1, io_events, 0, 1);
ret = beiscsi_process_cq(pbe_eq, budget);
pbe_eq->cq_count += ret;
@@ -2325,7 +2082,8 @@ static int be_iopoll(struct irq_poll *iop, int budget)
BEISCSI_LOG_CONFIG | BEISCSI_LOG_IO,
"BM_%d : rearm pbe_eq->q.id =%d ret %d\n",
pbe_eq->q.id, ret);
- hwi_ring_eq_db(phba, pbe_eq->q.id, 0, 0, 1, 1);
+ if (!beiscsi_hba_in_error(phba))
+ hwi_ring_eq_db(phba, pbe_eq->q.id, 0, 0, 1, 1);
}
return ret;
}
@@ -2691,20 +2449,20 @@ static void beiscsi_find_mem_req(struct beiscsi_hba *phba)
(ulp_num * MEM_DESCR_OFFSET));
phba->mem_req[mem_descr_index] =
BEISCSI_GET_CID_COUNT(phba, ulp_num) *
- sizeof(struct async_pdu_handle);
+ sizeof(struct hd_async_handle);
mem_descr_index = (HWI_MEM_ASYNC_DATA_HANDLE_ULP0 +
(ulp_num * MEM_DESCR_OFFSET));
phba->mem_req[mem_descr_index] =
BEISCSI_GET_CID_COUNT(phba, ulp_num) *
- sizeof(struct async_pdu_handle);
+ sizeof(struct hd_async_handle);
mem_descr_index = (HWI_MEM_ASYNC_PDU_CONTEXT_ULP0 +
(ulp_num * MEM_DESCR_OFFSET));
phba->mem_req[mem_descr_index] =
- sizeof(struct hwi_async_pdu_context) +
+ sizeof(struct hd_async_context) +
(BEISCSI_GET_CID_COUNT(phba, ulp_num) *
- sizeof(struct hwi_async_entry));
+ sizeof(struct hd_async_entry));
}
}
}
@@ -2963,35 +2721,34 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
uint8_t ulp_num;
struct hwi_controller *phwi_ctrlr;
struct hba_parameters *p = &phba->params;
- struct hwi_async_pdu_context *pasync_ctx;
- struct async_pdu_handle *pasync_header_h, *pasync_data_h;
+ struct hd_async_context *pasync_ctx;
+ struct hd_async_handle *pasync_header_h, *pasync_data_h;
unsigned int index, idx, num_per_mem, num_async_data;
struct be_mem_descriptor *mem_descr;
for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
-
+ /* get async_ctx for each ULP */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += (HWI_MEM_ASYNC_PDU_CONTEXT_ULP0 +
(ulp_num * MEM_DESCR_OFFSET));
phwi_ctrlr = phba->phwi_ctrlr;
phwi_ctrlr->phwi_ctxt->pasync_ctx[ulp_num] =
- (struct hwi_async_pdu_context *)
+ (struct hd_async_context *)
mem_descr->mem_array[0].virtual_address;
pasync_ctx = phwi_ctrlr->phwi_ctxt->pasync_ctx[ulp_num];
memset(pasync_ctx, 0, sizeof(*pasync_ctx));
pasync_ctx->async_entry =
- (struct hwi_async_entry *)
+ (struct hd_async_entry *)
((long unsigned int)pasync_ctx +
- sizeof(struct hwi_async_pdu_context));
+ sizeof(struct hd_async_context));
pasync_ctx->num_entries = BEISCSI_GET_CID_COUNT(phba,
ulp_num);
- pasync_ctx->buffer_size = p->defpdu_hdr_sz;
-
+ /* setup header buffers */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += HWI_MEM_ASYNC_HEADER_BUF_ULP0 +
(ulp_num * MEM_DESCR_OFFSET);
@@ -3008,6 +2765,7 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
"BM_%d : No Virtual address for ULP : %d\n",
ulp_num);
+ pasync_ctx->async_header.buffer_size = p->defpdu_hdr_sz;
pasync_ctx->async_header.va_base =
mem_descr->mem_array[0].virtual_address;
@@ -3015,6 +2773,7 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
mem_descr->mem_array[0].
bus_address.u.a64.address;
+ /* setup header buffer sgls */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += HWI_MEM_ASYNC_HEADER_RING_ULP0 +
(ulp_num * MEM_DESCR_OFFSET);
@@ -3034,6 +2793,7 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
pasync_ctx->async_header.ring_base =
mem_descr->mem_array[0].virtual_address;
+ /* setup header buffer handles */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += HWI_MEM_ASYNC_HEADER_HANDLE_ULP0 +
(ulp_num * MEM_DESCR_OFFSET);
@@ -3052,9 +2812,9 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
pasync_ctx->async_header.handle_base =
mem_descr->mem_array[0].virtual_address;
- pasync_ctx->async_header.writables = 0;
INIT_LIST_HEAD(&pasync_ctx->async_header.free_list);
+ /* setup data buffer sgls */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += HWI_MEM_ASYNC_DATA_RING_ULP0 +
(ulp_num * MEM_DESCR_OFFSET);
@@ -3074,6 +2834,7 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
pasync_ctx->async_data.ring_base =
mem_descr->mem_array[0].virtual_address;
+ /* setup data buffer handles */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += HWI_MEM_ASYNC_DATA_HANDLE_ULP0 +
(ulp_num * MEM_DESCR_OFFSET);
@@ -3085,16 +2846,16 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
pasync_ctx->async_data.handle_base =
mem_descr->mem_array[0].virtual_address;
- pasync_ctx->async_data.writables = 0;
INIT_LIST_HEAD(&pasync_ctx->async_data.free_list);
pasync_header_h =
- (struct async_pdu_handle *)
+ (struct hd_async_handle *)
pasync_ctx->async_header.handle_base;
pasync_data_h =
- (struct async_pdu_handle *)
+ (struct hd_async_handle *)
pasync_ctx->async_data.handle_base;
+ /* setup data buffers */
mem_descr = (struct be_mem_descriptor *)phba->init_mem;
mem_descr += HWI_MEM_ASYNC_DATA_BUF_ULP0 +
(ulp_num * MEM_DESCR_OFFSET);
@@ -3112,6 +2873,7 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
ulp_num);
idx = 0;
+ pasync_ctx->async_data.buffer_size = p->defpdu_data_sz;
pasync_ctx->async_data.va_base =
mem_descr->mem_array[idx].virtual_address;
pasync_ctx->async_data.pa_base.u.a64.address =
@@ -3125,7 +2887,8 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
for (index = 0; index < BEISCSI_GET_CID_COUNT
(phba, ulp_num); index++) {
pasync_header_h->cri = -1;
- pasync_header_h->index = (char)index;
+ pasync_header_h->is_header = 1;
+ pasync_header_h->index = index;
INIT_LIST_HEAD(&pasync_header_h->link);
pasync_header_h->pbuffer =
(void *)((unsigned long)
@@ -3142,14 +2905,13 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
free_list);
pasync_header_h++;
pasync_ctx->async_header.free_entries++;
- pasync_ctx->async_header.writables++;
-
INIT_LIST_HEAD(&pasync_ctx->async_entry[index].
- wait_queue.list);
- INIT_LIST_HEAD(&pasync_ctx->async_entry[index].
- header_busy_list);
+ wq.list);
+ pasync_ctx->async_entry[index].header = NULL;
+
pasync_data_h->cri = -1;
- pasync_data_h->index = (char)index;
+ pasync_data_h->is_header = 0;
+ pasync_data_h->index = index;
INIT_LIST_HEAD(&pasync_data_h->link);
if (!num_async_data) {
@@ -3184,16 +2946,8 @@ static int hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
free_list);
pasync_data_h++;
pasync_ctx->async_data.free_entries++;
- pasync_ctx->async_data.writables++;
-
- INIT_LIST_HEAD(&pasync_ctx->async_entry[index].
- data_busy_list);
+ pasync_ctx->async_entry[index].data = NULL;
}
-
- pasync_ctx->async_header.host_write_ptr = 0;
- pasync_ctx->async_header.ep_read_ptr = -1;
- pasync_ctx->async_data.host_write_ptr = 0;
- pasync_ctx->async_data.ep_read_ptr = -1;
}
}
@@ -3265,8 +3019,8 @@ static int be_fill_queue(struct be_queue_info *q,
static int beiscsi_create_eqs(struct beiscsi_hba *phba,
struct hwi_context_memory *phwi_context)
{
+ int ret = -ENOMEM, eq_for_mcc;
unsigned int i, num_eq_pages;
- int ret = 0, eq_for_mcc;
struct be_queue_info *eq;
struct be_dma_mem *mem;
void *eq_vaddress;
@@ -3284,8 +3038,8 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba,
mem = &eq->dma_mem;
phwi_context->be_eq[i].phba = phba;
eq_vaddress = pci_alloc_consistent(phba->pcidev,
- num_eq_pages * PAGE_SIZE,
- &paddr);
+ num_eq_pages * PAGE_SIZE,
+ &paddr);
if (!eq_vaddress)
goto create_eq_error;
@@ -3313,6 +3067,7 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba,
phwi_context->be_eq[i].q.id);
}
return 0;
+
create_eq_error:
for (i = 0; i < (phba->num_cpus + eq_for_mcc); i++) {
eq = &phwi_context->be_eq[i].q;
@@ -3329,11 +3084,11 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba,
struct hwi_context_memory *phwi_context)
{
unsigned int i, num_cq_pages;
- int ret = 0;
struct be_queue_info *cq, *eq;
struct be_dma_mem *mem;
struct be_eq_obj *pbe_eq;
void *cq_vaddress;
+ int ret = -ENOMEM;
dma_addr_t paddr;
num_cq_pages = PAGES_REQUIRED(phba->params.num_cq_entries * \
@@ -3347,10 +3102,11 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba,
pbe_eq->phba = phba;
mem = &cq->dma_mem;
cq_vaddress = pci_alloc_consistent(phba->pcidev,
- num_cq_pages * PAGE_SIZE,
- &paddr);
+ num_cq_pages * PAGE_SIZE,
+ &paddr);
if (!cq_vaddress)
goto create_cq_error;
+
ret = be_fill_queue(cq, phba->params.num_cq_entries,
sizeof(struct sol_cqe), cq_vaddress);
if (ret) {
@@ -3385,7 +3141,6 @@ create_cq_error:
mem->va, mem->dma);
}
return ret;
-
}
static int
@@ -3437,7 +3192,6 @@ beiscsi_create_def_hdr(struct beiscsi_hba *phba,
"BM_%d : iscsi hdr def pdu id for ULP : %d is %d\n",
ulp_num,
phwi_context->be_def_hdrq[ulp_num].id);
- hwi_post_async_buffers(phba, BEISCSI_DEFQ_HDR, ulp_num);
return 0;
}
@@ -3492,11 +3246,9 @@ beiscsi_create_def_data(struct beiscsi_hba *phba,
ulp_num,
phwi_context->be_def_dataq[ulp_num].id);
- hwi_post_async_buffers(phba, BEISCSI_DEFQ_DATA, ulp_num);
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
"BM_%d : DEFAULT PDU DATA RING CREATED"
"on ULP : %d\n", ulp_num);
-
return 0;
}
@@ -3716,10 +3468,53 @@ static void free_wrb_handles(struct beiscsi_hba *phba)
static void be_mcc_queues_destroy(struct beiscsi_hba *phba)
{
- struct be_queue_info *q;
struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_dma_mem *ptag_mem;
+ struct be_queue_info *q;
+ int i, tag;
q = &phba->ctrl.mcc_obj.q;
+ for (i = 0; i < MAX_MCC_CMD; i++) {
+ tag = i + 1;
+ if (!test_bit(MCC_TAG_STATE_RUNNING,
+ &ctrl->ptag_state[tag].tag_state))
+ continue;
+
+ if (test_bit(MCC_TAG_STATE_TIMEOUT,
+ &ctrl->ptag_state[tag].tag_state)) {
+ ptag_mem = &ctrl->ptag_state[tag].tag_mem_state;
+ if (ptag_mem->size) {
+ pci_free_consistent(ctrl->pdev,
+ ptag_mem->size,
+ ptag_mem->va,
+ ptag_mem->dma);
+ ptag_mem->size = 0;
+ }
+ continue;
+ }
+ /**
+ * If MCC is still active and waiting then wake up the process.
+ * We are here only because port is going offline. The process
+ * sees that (BEISCSI_HBA_ONLINE is cleared) and EIO error is
+ * returned for the operation and allocated memory cleaned up.
+ */
+ if (waitqueue_active(&ctrl->mcc_wait[tag])) {
+ ctrl->mcc_tag_status[tag] = MCC_STATUS_FAILED;
+ ctrl->mcc_tag_status[tag] |= CQE_VALID_MASK;
+ wake_up_interruptible(&ctrl->mcc_wait[tag]);
+ /*
+ * Control tag info gets reinitialized in enable
+ * so wait for the process to clear running state.
+ */
+ while (test_bit(MCC_TAG_STATE_RUNNING,
+ &ctrl->ptag_state[tag].tag_state))
+ schedule_timeout_uninterruptible(HZ);
+ }
+ /**
+ * For MCC with tag_states MCC_TAG_STATE_ASYNC and
+ * MCC_TAG_STATE_IGNORE nothing needs to done.
+ */
+ }
if (q->created) {
beiscsi_cmd_q_destroy(ctrl, q, QTYPE_MCCQ);
be_queue_free(phba, q);
@@ -3732,68 +3527,6 @@ static void be_mcc_queues_destroy(struct beiscsi_hba *phba)
}
}
-static void hwi_cleanup(struct beiscsi_hba *phba)
-{
- struct be_queue_info *q;
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
- struct hwi_async_pdu_context *pasync_ctx;
- int i, eq_for_mcc, ulp_num;
-
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
-
- be_cmd_iscsi_remove_template_hdr(ctrl);
-
- for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
- q = &phwi_context->be_wrbq[i];
- if (q->created)
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_WRBQ);
- }
- kfree(phwi_context->be_wrbq);
- free_wrb_handles(phba);
-
- for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
- if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
-
- q = &phwi_context->be_def_hdrq[ulp_num];
- if (q->created)
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
-
- q = &phwi_context->be_def_dataq[ulp_num];
- if (q->created)
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
-
- pasync_ctx = phwi_ctrlr->phwi_ctxt->pasync_ctx[ulp_num];
- }
- }
-
- beiscsi_cmd_q_destroy(ctrl, NULL, QTYPE_SGL);
-
- for (i = 0; i < (phba->num_cpus); i++) {
- q = &phwi_context->be_cq[i];
- if (q->created) {
- be_queue_free(phba, q);
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_CQ);
- }
- }
-
- be_mcc_queues_destroy(phba);
- if (phba->msix_enabled)
- eq_for_mcc = 1;
- else
- eq_for_mcc = 0;
- for (i = 0; i < (phba->num_cpus + eq_for_mcc); i++) {
- q = &phwi_context->be_eq[i].q;
- if (q->created) {
- be_queue_free(phba, q);
- beiscsi_cmd_q_destroy(ctrl, q, QTYPE_EQ);
- }
- }
- be_cmd_fw_uninit(ctrl);
-}
-
static int be_mcc_queues_create(struct beiscsi_hba *phba,
struct hwi_context_memory *phwi_context)
{
@@ -3875,6 +3608,118 @@ static void find_num_cpus(struct beiscsi_hba *phba)
}
}
+static void hwi_purge_eq(struct beiscsi_hba *phba)
+{
+ struct hwi_controller *phwi_ctrlr;
+ struct hwi_context_memory *phwi_context;
+ struct be_queue_info *eq;
+ struct be_eq_entry *eqe = NULL;
+ int i, eq_msix;
+ unsigned int num_processed;
+
+ if (beiscsi_hba_in_error(phba))
+ return;
+
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+ if (phba->msix_enabled)
+ eq_msix = 1;
+ else
+ eq_msix = 0;
+
+ for (i = 0; i < (phba->num_cpus + eq_msix); i++) {
+ eq = &phwi_context->be_eq[i].q;
+ eqe = queue_tail_node(eq);
+ num_processed = 0;
+ while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
+ & EQE_VALID_MASK) {
+ AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
+ queue_tail_inc(eq);
+ eqe = queue_tail_node(eq);
+ num_processed++;
+ }
+
+ if (num_processed)
+ hwi_ring_eq_db(phba, eq->id, 1, num_processed, 1, 1);
+ }
+}
+
+static void hwi_cleanup_port(struct beiscsi_hba *phba)
+{
+ struct be_queue_info *q;
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct hwi_controller *phwi_ctrlr;
+ struct hwi_context_memory *phwi_context;
+ struct hd_async_context *pasync_ctx;
+ int i, eq_for_mcc, ulp_num;
+
+ for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++)
+ if (test_bit(ulp_num, &phba->fw_config.ulp_supported))
+ beiscsi_cmd_iscsi_cleanup(phba, ulp_num);
+
+ /**
+ * Purge all EQ entries that may have been left out. This is to
+ * workaround a problem we've seen occasionally where driver gets an
+ * interrupt with EQ entry bit set after stopping the controller.
+ */
+ hwi_purge_eq(phba);
+
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+
+ be_cmd_iscsi_remove_template_hdr(ctrl);
+
+ for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
+ q = &phwi_context->be_wrbq[i];
+ if (q->created)
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_WRBQ);
+ }
+ kfree(phwi_context->be_wrbq);
+ free_wrb_handles(phba);
+
+ for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
+ if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
+
+ q = &phwi_context->be_def_hdrq[ulp_num];
+ if (q->created)
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
+
+ q = &phwi_context->be_def_dataq[ulp_num];
+ if (q->created)
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
+
+ pasync_ctx = phwi_ctrlr->phwi_ctxt->pasync_ctx[ulp_num];
+ }
+ }
+
+ beiscsi_cmd_q_destroy(ctrl, NULL, QTYPE_SGL);
+
+ for (i = 0; i < (phba->num_cpus); i++) {
+ q = &phwi_context->be_cq[i];
+ if (q->created) {
+ be_queue_free(phba, q);
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_CQ);
+ }
+ }
+
+ be_mcc_queues_destroy(phba);
+ if (phba->msix_enabled)
+ eq_for_mcc = 1;
+ else
+ eq_for_mcc = 0;
+ for (i = 0; i < (phba->num_cpus + eq_for_mcc); i++) {
+ q = &phwi_context->be_eq[i].q;
+ if (q->created) {
+ be_queue_free(phba, q);
+ beiscsi_cmd_q_destroy(ctrl, q, QTYPE_EQ);
+ }
+ }
+ /* this ensures complete FW cleanup */
+ beiscsi_cmd_function_reset(phba);
+ /* last communication, indicate driver is unloading */
+ beiscsi_cmd_special_wrb(&phba->ctrl, 0);
+}
+
static int hwi_init_port(struct beiscsi_hba *phba)
{
struct hwi_controller *phwi_ctrlr;
@@ -3887,9 +3732,8 @@ static int hwi_init_port(struct beiscsi_hba *phba)
phwi_context = phwi_ctrlr->phwi_ctxt;
phwi_context->max_eqd = 128;
phwi_context->min_eqd = 0;
- phwi_context->cur_eqd = 0;
- be_cmd_fw_initialize(&phba->ctrl);
- /* set optic state to unknown */
+ phwi_context->cur_eqd = 32;
+ /* set port optic state to unknown */
phba->optic_state = 0xff;
status = beiscsi_create_eqs(phba, phwi_context);
@@ -3903,7 +3747,7 @@ static int hwi_init_port(struct beiscsi_hba *phba)
if (status != 0)
goto error;
- status = mgmt_check_supported_fw(ctrl, phba);
+ status = beiscsi_check_supported_fw(ctrl, phba);
if (status != 0) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : Unsupported fw version\n");
@@ -3919,7 +3763,6 @@ static int hwi_init_port(struct beiscsi_hba *phba)
for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
-
def_pdu_ring_sz =
BEISCSI_GET_CID_COUNT(phba, ulp_num) *
sizeof(struct phys_addr);
@@ -3945,6 +3788,15 @@ static int hwi_init_port(struct beiscsi_hba *phba)
ulp_num);
goto error;
}
+ /**
+ * Now that the default PDU rings have been created,
+ * let EP know about it.
+ * Call beiscsi_cmd_iscsi_cleanup before posting?
+ */
+ beiscsi_hdq_post_handles(phba, BEISCSI_DEFQ_HDR,
+ ulp_num);
+ beiscsi_hdq_post_handles(phba, BEISCSI_DEFQ_DATA,
+ ulp_num);
}
}
@@ -3973,7 +3825,7 @@ static int hwi_init_port(struct beiscsi_hba *phba)
if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) {
uint16_t cri = 0;
- struct hwi_async_pdu_context *pasync_ctx;
+ struct hd_async_context *pasync_ctx;
pasync_ctx = HWI_GET_ASYNC_PDU_CTX(
phwi_ctrlr, ulp_num);
@@ -3985,6 +3837,14 @@ static int hwi_init_port(struct beiscsi_hba *phba)
phwi_ctrlr->wrb_context[cri].cid] =
async_arr_idx++;
}
+ /**
+ * Now that the default PDU rings have been created,
+ * let EP know about it.
+ */
+ beiscsi_hdq_post_handles(phba, BEISCSI_DEFQ_HDR,
+ ulp_num);
+ beiscsi_hdq_post_handles(phba, BEISCSI_DEFQ_DATA,
+ ulp_num);
}
}
@@ -3995,7 +3855,7 @@ static int hwi_init_port(struct beiscsi_hba *phba)
error:
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : hwi_init_port failed");
- hwi_cleanup(phba);
+ hwi_cleanup_port(phba);
return status;
}
@@ -4354,149 +4214,6 @@ static void hwi_disable_intr(struct beiscsi_hba *phba)
"BM_%d : In hwi_disable_intr, Already Disabled\n");
}
-/**
- * beiscsi_get_boot_info()- Get the boot session info
- * @phba: The device priv structure instance
- *
- * Get the boot target info and store in driver priv structure
- *
- * return values
- * Success: 0
- * Failure: Non-Zero Value
- **/
-static int beiscsi_get_boot_info(struct beiscsi_hba *phba)
-{
- struct be_cmd_get_session_resp *session_resp;
- struct be_dma_mem nonemb_cmd;
- unsigned int tag;
- unsigned int s_handle;
- int ret = -ENOMEM;
-
- /* Get the session handle of the boot target */
- ret = be_mgmt_get_boot_shandle(phba, &s_handle);
- if (ret) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BM_%d : No boot session\n");
-
- if (ret == -ENXIO)
- phba->get_boot = 0;
-
-
- return ret;
- }
- phba->get_boot = 0;
- nonemb_cmd.va = pci_zalloc_consistent(phba->ctrl.pdev,
- sizeof(*session_resp),
- &nonemb_cmd.dma);
- if (nonemb_cmd.va == NULL) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BM_%d : Failed to allocate memory for"
- "beiscsi_get_session_info\n");
-
- return -ENOMEM;
- }
-
- tag = mgmt_get_session_info(phba, s_handle,
- &nonemb_cmd);
- if (!tag) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BM_%d : beiscsi_get_session_info"
- " Failed\n");
-
- goto boot_freemem;
- }
-
- ret = beiscsi_mccq_compl_wait(phba, tag, NULL, &nonemb_cmd);
- if (ret) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BM_%d : beiscsi_get_session_info Failed");
-
- if (ret != -EBUSY)
- goto boot_freemem;
- else
- return ret;
- }
-
- session_resp = nonemb_cmd.va ;
-
- memcpy(&phba->boot_sess, &session_resp->session_info,
- sizeof(struct mgmt_session_info));
-
- beiscsi_logout_fw_sess(phba,
- phba->boot_sess.session_handle);
- ret = 0;
-
-boot_freemem:
- pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
- nonemb_cmd.va, nonemb_cmd.dma);
- return ret;
-}
-
-static void beiscsi_boot_release(void *data)
-{
- struct beiscsi_hba *phba = data;
-
- scsi_host_put(phba->shost);
-}
-
-static int beiscsi_setup_boot_info(struct beiscsi_hba *phba)
-{
- struct iscsi_boot_kobj *boot_kobj;
-
- /* it has been created previously */
- if (phba->boot_kset)
- return 0;
-
- /* get boot info using mgmt cmd */
- if (beiscsi_get_boot_info(phba))
- /* Try to see if we can carry on without this */
- return 0;
-
- phba->boot_kset = iscsi_boot_create_host_kset(phba->shost->host_no);
- if (!phba->boot_kset)
- return -ENOMEM;
-
- /* get a ref because the show function will ref the phba */
- if (!scsi_host_get(phba->shost))
- goto free_kset;
- boot_kobj = iscsi_boot_create_target(phba->boot_kset, 0, phba,
- beiscsi_show_boot_tgt_info,
- beiscsi_tgt_get_attr_visibility,
- beiscsi_boot_release);
- if (!boot_kobj)
- goto put_shost;
-
- if (!scsi_host_get(phba->shost))
- goto free_kset;
- boot_kobj = iscsi_boot_create_initiator(phba->boot_kset, 0, phba,
- beiscsi_show_boot_ini_info,
- beiscsi_ini_get_attr_visibility,
- beiscsi_boot_release);
- if (!boot_kobj)
- goto put_shost;
-
- if (!scsi_host_get(phba->shost))
- goto free_kset;
- boot_kobj = iscsi_boot_create_ethernet(phba->boot_kset, 0, phba,
- beiscsi_show_boot_eth_info,
- beiscsi_eth_get_attr_visibility,
- beiscsi_boot_release);
- if (!boot_kobj)
- goto put_shost;
- return 0;
-
-put_shost:
- scsi_host_put(phba->shost);
-free_kset:
- iscsi_boot_destroy_kset(phba->boot_kset);
- phba->boot_kset = NULL;
- return -ENOMEM;
-}
-
static int beiscsi_init_port(struct beiscsi_hba *phba)
{
int ret;
@@ -4516,7 +4233,8 @@ static int beiscsi_init_port(struct beiscsi_hba *phba)
goto do_cleanup_ctrlr;
}
- if (hba_setup_cid_tbls(phba)) {
+ ret = hba_setup_cid_tbls(phba);
+ if (ret < 0) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : Failed in hba_setup_cid_tbls\n");
kfree(phba->io_sgl_hndl_base);
@@ -4527,61 +4245,15 @@ static int beiscsi_init_port(struct beiscsi_hba *phba)
return ret;
do_cleanup_ctrlr:
- hwi_cleanup(phba);
+ hwi_cleanup_port(phba);
return ret;
}
-static void hwi_purge_eq(struct beiscsi_hba *phba)
-{
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
- struct be_queue_info *eq;
- struct be_eq_entry *eqe = NULL;
- int i, eq_msix;
- unsigned int num_processed;
-
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
- if (phba->msix_enabled)
- eq_msix = 1;
- else
- eq_msix = 0;
-
- for (i = 0; i < (phba->num_cpus + eq_msix); i++) {
- eq = &phwi_context->be_eq[i].q;
- eqe = queue_tail_node(eq);
- num_processed = 0;
- while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
- & EQE_VALID_MASK) {
- AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
- queue_tail_inc(eq);
- eqe = queue_tail_node(eq);
- num_processed++;
- }
-
- if (num_processed)
- hwi_ring_eq_db(phba, eq->id, 1, num_processed, 1, 1);
- }
-}
-
-static void beiscsi_clean_port(struct beiscsi_hba *phba)
+static void beiscsi_cleanup_port(struct beiscsi_hba *phba)
{
- int mgmt_status, ulp_num;
struct ulp_cid_info *ptr_cid_info = NULL;
+ int ulp_num;
- for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
- if (test_bit(ulp_num, (void *)&phba->fw_config.ulp_supported)) {
- mgmt_status = mgmt_epfw_cleanup(phba, ulp_num);
- if (mgmt_status)
- beiscsi_log(phba, KERN_WARNING,
- BEISCSI_LOG_INIT,
- "BM_%d : mgmt_epfw_cleanup FAILED"
- " for ULP_%d\n", ulp_num);
- }
- }
-
- hwi_purge_eq(phba);
- hwi_cleanup(phba);
kfree(phba->io_sgl_hndl_base);
kfree(phba->eh_sgl_hndl_base);
kfree(phba->ep_array);
@@ -4598,7 +4270,6 @@ static void beiscsi_clean_port(struct beiscsi_hba *phba)
}
}
}
-
}
/**
@@ -4625,16 +4296,12 @@ beiscsi_free_mgmt_task_handles(struct beiscsi_conn *beiscsi_conn,
io_task = task->dd_data;
if (io_task->pwrb_handle) {
- memset(io_task->pwrb_handle->pwrb, 0,
- sizeof(struct iscsi_wrb));
- free_wrb_handle(phba, pwrb_context,
- io_task->pwrb_handle);
+ free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle);
io_task->pwrb_handle = NULL;
}
if (io_task->psgl_handle) {
- free_mgmt_sgl_handle(phba,
- io_task->psgl_handle);
+ free_mgmt_sgl_handle(phba, io_task->psgl_handle);
io_task->psgl_handle = NULL;
}
@@ -4671,6 +4338,7 @@ static void beiscsi_cleanup_task(struct iscsi_task *task)
pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs,
io_task->bhs_pa.u.a64.address);
io_task->cmd_bhs = NULL;
+ task->hdr = NULL;
}
if (task->sc) {
@@ -4686,7 +4354,8 @@ static void beiscsi_cleanup_task(struct iscsi_task *task)
}
if (io_task->scsi_cmnd) {
- scsi_dma_unmap(io_task->scsi_cmnd);
+ if (io_task->num_sg)
+ scsi_dma_unmap(io_task->scsi_cmnd);
io_task->scsi_cmnd = NULL;
}
} else {
@@ -5051,7 +4720,6 @@ static int beiscsi_mtask(struct iscsi_task *task)
cid = beiscsi_conn->beiscsi_conn_cid;
pwrb = io_task->pwrb_handle->pwrb;
- memset(pwrb, 0, sizeof(*pwrb));
if (is_chip_be2_be3r(phba)) {
AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb,
@@ -5165,6 +4833,15 @@ static int beiscsi_task_xmit(struct iscsi_task *task)
int num_sg;
unsigned int writedir = 0, xferlen = 0;
+ phba = io_task->conn->phba;
+ /**
+ * HBA in error includes BEISCSI_HBA_FW_TIMEOUT. IO path might be
+ * operational if FW still gets heartbeat from EP FW. Is management
+ * path really needed to continue further?
+ */
+ if (!beiscsi_hba_is_online(phba))
+ return -EIO;
+
if (!io_task->conn->login_in_progress)
task->hdr->exp_statsn = 0;
@@ -5172,8 +4849,8 @@ static int beiscsi_task_xmit(struct iscsi_task *task)
return beiscsi_mtask(task);
io_task->scsi_cmnd = sc;
+ io_task->num_sg = 0;
num_sg = scsi_dma_map(sc);
- phba = io_task->conn->phba;
if (num_sg < 0) {
beiscsi_log(phba, KERN_ERR,
BEISCSI_LOG_IO | BEISCSI_LOG_ISCSI,
@@ -5184,6 +4861,11 @@ static int beiscsi_task_xmit(struct iscsi_task *task)
return num_sg;
}
+ /**
+ * For scsi cmd task, check num_sg before unmapping in cleanup_task.
+ * For management task, cleanup_task checks mtask_addr before unmapping.
+ */
+ io_task->num_sg = num_sg;
xferlen = scsi_bufflen(sc);
sg = scsi_sglist(sc);
if (sc->sc_data_direction == DMA_TO_DEVICE)
@@ -5213,6 +4895,12 @@ static int beiscsi_bsg_request(struct bsg_job *job)
shost = iscsi_job_to_shost(job);
phba = iscsi_host_priv(shost);
+ if (!beiscsi_hba_is_online(phba)) {
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BM_%d : HBA in error 0x%lx\n", phba->state);
+ return -ENXIO;
+ }
+
switch (bsg_req->msgcode) {
case ISCSI_BSG_HST_VENDOR:
nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev,
@@ -5240,6 +4928,14 @@ static int beiscsi_bsg_request(struct bsg_job *job)
phba->ctrl.mcc_tag_status[tag],
msecs_to_jiffies(
BEISCSI_HOST_MBX_TIMEOUT));
+
+ if (!test_bit(BEISCSI_HBA_ONLINE, &phba->state)) {
+ clear_bit(MCC_TAG_STATE_RUNNING,
+ &phba->ctrl.ptag_state[tag].tag_state);
+ pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size,
+ nonemb_cmd.va, nonemb_cmd.dma);
+ return -EIO;
+ }
extd_status = (phba->ctrl.mcc_tag_status[tag] &
CQE_STATUS_ADDL_MASK) >> CQE_STATUS_ADDL_SHIFT;
status = phba->ctrl.mcc_tag_status[tag] & CQE_STATUS_MASK;
@@ -5283,106 +4979,294 @@ void beiscsi_hba_attrs_init(struct beiscsi_hba *phba)
beiscsi_log_enable_init(phba, beiscsi_log_enable);
}
-/*
- * beiscsi_quiesce()- Cleanup Driver resources
- * @phba: Instance Priv structure
- * @unload_state:i Clean or EEH unload state
- *
- * Free the OS and HW resources held by the driver
- **/
-static void beiscsi_quiesce(struct beiscsi_hba *phba,
- uint32_t unload_state)
+void beiscsi_start_boot_work(struct beiscsi_hba *phba, unsigned int s_handle)
{
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
- struct be_eq_obj *pbe_eq;
- unsigned int i, msix_vec;
+ if (phba->boot_struct.boot_kset)
+ return;
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
- hwi_disable_intr(phba);
- if (phba->msix_enabled) {
- for (i = 0; i <= phba->num_cpus; i++) {
- msix_vec = phba->msix_entries[i].vector;
- free_irq(msix_vec, &phwi_context->be_eq[i]);
- kfree(phba->msi_name[i]);
- }
- } else
- if (phba->pcidev->irq)
- free_irq(phba->pcidev->irq, phba);
- pci_disable_msix(phba->pcidev);
- cancel_delayed_work_sync(&phba->beiscsi_hw_check_task);
+ /* skip if boot work is already in progress */
+ if (test_and_set_bit(BEISCSI_HBA_BOOT_WORK, &phba->state))
+ return;
- for (i = 0; i < phba->num_cpus; i++) {
- pbe_eq = &phwi_context->be_eq[i];
- irq_poll_disable(&pbe_eq->iopoll);
+ phba->boot_struct.retry = 3;
+ phba->boot_struct.tag = 0;
+ phba->boot_struct.s_handle = s_handle;
+ phba->boot_struct.action = BEISCSI_BOOT_GET_SHANDLE;
+ schedule_work(&phba->boot_work);
+}
+
+static ssize_t beiscsi_show_boot_tgt_info(void *data, int type, char *buf)
+{
+ struct beiscsi_hba *phba = data;
+ struct mgmt_session_info *boot_sess = &phba->boot_struct.boot_sess;
+ struct mgmt_conn_info *boot_conn = &boot_sess->conn_list[0];
+ char *str = buf;
+ int rc = -EPERM;
+
+ switch (type) {
+ case ISCSI_BOOT_TGT_NAME:
+ rc = sprintf(buf, "%.*s\n",
+ (int)strlen(boot_sess->target_name),
+ (char *)&boot_sess->target_name);
+ break;
+ case ISCSI_BOOT_TGT_IP_ADDR:
+ if (boot_conn->dest_ipaddr.ip_type == BEISCSI_IP_TYPE_V4)
+ rc = sprintf(buf, "%pI4\n",
+ (char *)&boot_conn->dest_ipaddr.addr);
+ else
+ rc = sprintf(str, "%pI6\n",
+ (char *)&boot_conn->dest_ipaddr.addr);
+ break;
+ case ISCSI_BOOT_TGT_PORT:
+ rc = sprintf(str, "%d\n", boot_conn->dest_port);
+ break;
+
+ case ISCSI_BOOT_TGT_CHAP_NAME:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->negotiated_login_options.auth_data.chap.
+ target_chap_name_length,
+ (char *)&boot_conn->negotiated_login_options.
+ auth_data.chap.target_chap_name);
+ break;
+ case ISCSI_BOOT_TGT_CHAP_SECRET:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->negotiated_login_options.auth_data.chap.
+ target_secret_length,
+ (char *)&boot_conn->negotiated_login_options.
+ auth_data.chap.target_secret);
+ break;
+ case ISCSI_BOOT_TGT_REV_CHAP_NAME:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->negotiated_login_options.auth_data.chap.
+ intr_chap_name_length,
+ (char *)&boot_conn->negotiated_login_options.
+ auth_data.chap.intr_chap_name);
+ break;
+ case ISCSI_BOOT_TGT_REV_CHAP_SECRET:
+ rc = sprintf(str, "%.*s\n",
+ boot_conn->negotiated_login_options.auth_data.chap.
+ intr_secret_length,
+ (char *)&boot_conn->negotiated_login_options.
+ auth_data.chap.intr_secret);
+ break;
+ case ISCSI_BOOT_TGT_FLAGS:
+ rc = sprintf(str, "2\n");
+ break;
+ case ISCSI_BOOT_TGT_NIC_ASSOC:
+ rc = sprintf(str, "0\n");
+ break;
}
+ return rc;
+}
- if (unload_state == BEISCSI_CLEAN_UNLOAD) {
- destroy_workqueue(phba->wq);
- beiscsi_clean_port(phba);
- beiscsi_free_mem(phba);
+static ssize_t beiscsi_show_boot_ini_info(void *data, int type, char *buf)
+{
+ struct beiscsi_hba *phba = data;
+ char *str = buf;
+ int rc = -EPERM;
- beiscsi_unmap_pci_function(phba);
- pci_free_consistent(phba->pcidev,
- phba->ctrl.mbox_mem_alloced.size,
- phba->ctrl.mbox_mem_alloced.va,
- phba->ctrl.mbox_mem_alloced.dma);
- } else {
- hwi_purge_eq(phba);
- hwi_cleanup(phba);
+ switch (type) {
+ case ISCSI_BOOT_INI_INITIATOR_NAME:
+ rc = sprintf(str, "%s\n",
+ phba->boot_struct.boot_sess.initiator_iscsiname);
+ break;
}
+ return rc;
+}
+
+static ssize_t beiscsi_show_boot_eth_info(void *data, int type, char *buf)
+{
+ struct beiscsi_hba *phba = data;
+ char *str = buf;
+ int rc = -EPERM;
+ switch (type) {
+ case ISCSI_BOOT_ETH_FLAGS:
+ rc = sprintf(str, "2\n");
+ break;
+ case ISCSI_BOOT_ETH_INDEX:
+ rc = sprintf(str, "0\n");
+ break;
+ case ISCSI_BOOT_ETH_MAC:
+ rc = beiscsi_get_macaddr(str, phba);
+ break;
+ }
+ return rc;
}
-static void beiscsi_remove(struct pci_dev *pcidev)
+static umode_t beiscsi_tgt_get_attr_visibility(void *data, int type)
{
- struct beiscsi_hba *phba = NULL;
+ umode_t rc = 0;
- phba = pci_get_drvdata(pcidev);
- if (!phba) {
- dev_err(&pcidev->dev, "beiscsi_remove called with no phba\n");
- return;
+ switch (type) {
+ case ISCSI_BOOT_TGT_NAME:
+ case ISCSI_BOOT_TGT_IP_ADDR:
+ case ISCSI_BOOT_TGT_PORT:
+ case ISCSI_BOOT_TGT_CHAP_NAME:
+ case ISCSI_BOOT_TGT_CHAP_SECRET:
+ case ISCSI_BOOT_TGT_REV_CHAP_NAME:
+ case ISCSI_BOOT_TGT_REV_CHAP_SECRET:
+ case ISCSI_BOOT_TGT_NIC_ASSOC:
+ case ISCSI_BOOT_TGT_FLAGS:
+ rc = S_IRUGO;
+ break;
}
+ return rc;
+}
- beiscsi_destroy_def_ifaces(phba);
- iscsi_boot_destroy_kset(phba->boot_kset);
- iscsi_host_remove(phba->shost);
- beiscsi_quiesce(phba, BEISCSI_CLEAN_UNLOAD);
- pci_dev_put(phba->pcidev);
- iscsi_host_free(phba->shost);
- pci_disable_pcie_error_reporting(pcidev);
- pci_set_drvdata(pcidev, NULL);
- pci_release_regions(pcidev);
- pci_disable_device(pcidev);
+static umode_t beiscsi_ini_get_attr_visibility(void *data, int type)
+{
+ umode_t rc = 0;
+
+ switch (type) {
+ case ISCSI_BOOT_INI_INITIATOR_NAME:
+ rc = S_IRUGO;
+ break;
+ }
+ return rc;
}
-static void beiscsi_msix_enable(struct beiscsi_hba *phba)
+static umode_t beiscsi_eth_get_attr_visibility(void *data, int type)
{
- int i, status;
+ umode_t rc = 0;
- for (i = 0; i <= phba->num_cpus; i++)
- phba->msix_entries[i].entry = i;
+ switch (type) {
+ case ISCSI_BOOT_ETH_FLAGS:
+ case ISCSI_BOOT_ETH_MAC:
+ case ISCSI_BOOT_ETH_INDEX:
+ rc = S_IRUGO;
+ break;
+ }
+ return rc;
+}
- status = pci_enable_msix_range(phba->pcidev, phba->msix_entries,
- phba->num_cpus + 1, phba->num_cpus + 1);
- if (status > 0)
- phba->msix_enabled = true;
+static void beiscsi_boot_kobj_release(void *data)
+{
+ struct beiscsi_hba *phba = data;
- return;
+ scsi_host_put(phba->shost);
}
-static void be_eqd_update(struct beiscsi_hba *phba)
+static int beiscsi_boot_create_kset(struct beiscsi_hba *phba)
{
+ struct boot_struct *bs = &phba->boot_struct;
+ struct iscsi_boot_kobj *boot_kobj;
+
+ if (bs->boot_kset) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d: boot_kset already created\n");
+ return 0;
+ }
+
+ bs->boot_kset = iscsi_boot_create_host_kset(phba->shost->host_no);
+ if (!bs->boot_kset) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d: boot_kset alloc failed\n");
+ return -ENOMEM;
+ }
+
+ /* get shost ref because the show function will refer phba */
+ if (!scsi_host_get(phba->shost))
+ goto free_kset;
+
+ boot_kobj = iscsi_boot_create_target(bs->boot_kset, 0, phba,
+ beiscsi_show_boot_tgt_info,
+ beiscsi_tgt_get_attr_visibility,
+ beiscsi_boot_kobj_release);
+ if (!boot_kobj)
+ goto put_shost;
+
+ if (!scsi_host_get(phba->shost))
+ goto free_kset;
+
+ boot_kobj = iscsi_boot_create_initiator(bs->boot_kset, 0, phba,
+ beiscsi_show_boot_ini_info,
+ beiscsi_ini_get_attr_visibility,
+ beiscsi_boot_kobj_release);
+ if (!boot_kobj)
+ goto put_shost;
+
+ if (!scsi_host_get(phba->shost))
+ goto free_kset;
+
+ boot_kobj = iscsi_boot_create_ethernet(bs->boot_kset, 0, phba,
+ beiscsi_show_boot_eth_info,
+ beiscsi_eth_get_attr_visibility,
+ beiscsi_boot_kobj_release);
+ if (!boot_kobj)
+ goto put_shost;
+
+ return 0;
+
+put_shost:
+ scsi_host_put(phba->shost);
+free_kset:
+ iscsi_boot_destroy_kset(bs->boot_kset);
+ bs->boot_kset = NULL;
+ return -ENOMEM;
+}
+
+static void beiscsi_boot_work(struct work_struct *work)
+{
+ struct beiscsi_hba *phba =
+ container_of(work, struct beiscsi_hba, boot_work);
+ struct boot_struct *bs = &phba->boot_struct;
+ unsigned int tag = 0;
+
+ if (!beiscsi_hba_is_online(phba))
+ return;
+
+ beiscsi_log(phba, KERN_INFO,
+ BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
+ "BM_%d : %s action %d\n",
+ __func__, phba->boot_struct.action);
+
+ switch (phba->boot_struct.action) {
+ case BEISCSI_BOOT_REOPEN_SESS:
+ tag = beiscsi_boot_reopen_sess(phba);
+ break;
+ case BEISCSI_BOOT_GET_SHANDLE:
+ tag = __beiscsi_boot_get_shandle(phba, 1);
+ break;
+ case BEISCSI_BOOT_GET_SINFO:
+ tag = beiscsi_boot_get_sinfo(phba);
+ break;
+ case BEISCSI_BOOT_LOGOUT_SESS:
+ tag = beiscsi_boot_logout_sess(phba);
+ break;
+ case BEISCSI_BOOT_CREATE_KSET:
+ beiscsi_boot_create_kset(phba);
+ /**
+ * updated boot_kset is made visible to all before
+ * ending the boot work.
+ */
+ mb();
+ clear_bit(BEISCSI_HBA_BOOT_WORK, &phba->state);
+ return;
+ }
+ if (!tag) {
+ if (bs->retry--)
+ schedule_work(&phba->boot_work);
+ else
+ clear_bit(BEISCSI_HBA_BOOT_WORK, &phba->state);
+ }
+}
+
+static void beiscsi_eqd_update_work(struct work_struct *work)
+{
+ struct hwi_context_memory *phwi_context;
struct be_set_eqd set_eqd[MAX_CPUS];
- struct be_aic_obj *aic;
- struct be_eq_obj *pbe_eq;
struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
+ struct be_eq_obj *pbe_eq;
+ struct beiscsi_hba *phba;
+ unsigned int pps, delta;
+ struct be_aic_obj *aic;
int eqd, i, num = 0;
- ulong now;
- u32 pps, delta;
- unsigned int tag;
+ unsigned long now;
+
+ phba = container_of(work, struct beiscsi_hba, eqd_update.work);
+ if (!beiscsi_hba_is_online(phba))
+ return;
phwi_ctrlr = phba->phwi_ctrlr;
phwi_context = phwi_ctrlr->phwi_ctxt;
@@ -5391,13 +5275,13 @@ static void be_eqd_update(struct beiscsi_hba *phba)
aic = &phba->aic_obj[i];
pbe_eq = &phwi_context->be_eq[i];
now = jiffies;
- if (!aic->jiffs || time_before(now, aic->jiffs) ||
+ if (!aic->jiffies || time_before(now, aic->jiffies) ||
pbe_eq->cq_count < aic->eq_prev) {
- aic->jiffs = now;
+ aic->jiffies = now;
aic->eq_prev = pbe_eq->cq_count;
continue;
}
- delta = jiffies_to_msecs(now - aic->jiffs);
+ delta = jiffies_to_msecs(now - aic->jiffies);
pps = (((u32)(pbe_eq->cq_count - aic->eq_prev) * 1000) / delta);
eqd = (pps / 1500) << 2;
@@ -5406,7 +5290,7 @@ static void be_eqd_update(struct beiscsi_hba *phba)
eqd = min_t(u32, eqd, phwi_context->max_eqd);
eqd = max_t(u32, eqd, phwi_context->min_eqd);
- aic->jiffs = now;
+ aic->jiffies = now;
aic->eq_prev = pbe_eq->cq_count;
if (eqd != aic->prev_eqd) {
@@ -5416,53 +5300,242 @@ static void be_eqd_update(struct beiscsi_hba *phba)
num++;
}
}
- if (num) {
- tag = be_cmd_modify_eq_delay(phba, set_eqd, num);
- if (tag)
- beiscsi_mccq_compl_wait(phba, tag, NULL, NULL);
+ if (num)
+ /* completion of this is ignored */
+ beiscsi_modify_eq_delay(phba, set_eqd, num);
+
+ schedule_delayed_work(&phba->eqd_update,
+ msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL));
+}
+
+static void beiscsi_msix_enable(struct beiscsi_hba *phba)
+{
+ int i, status;
+
+ for (i = 0; i <= phba->num_cpus; i++)
+ phba->msix_entries[i].entry = i;
+
+ status = pci_enable_msix_range(phba->pcidev, phba->msix_entries,
+ phba->num_cpus + 1, phba->num_cpus + 1);
+ if (status > 0)
+ phba->msix_enabled = true;
+}
+
+static void beiscsi_hw_tpe_check(unsigned long ptr)
+{
+ struct beiscsi_hba *phba;
+ u32 wait;
+
+ phba = (struct beiscsi_hba *)ptr;
+ /* if not TPE, do nothing */
+ if (!beiscsi_detect_tpe(phba))
+ return;
+
+ /* wait default 4000ms before recovering */
+ wait = 4000;
+ if (phba->ue2rp > BEISCSI_UE_DETECT_INTERVAL)
+ wait = phba->ue2rp - BEISCSI_UE_DETECT_INTERVAL;
+ queue_delayed_work(phba->wq, &phba->recover_port,
+ msecs_to_jiffies(wait));
+}
+
+static void beiscsi_hw_health_check(unsigned long ptr)
+{
+ struct beiscsi_hba *phba;
+
+ phba = (struct beiscsi_hba *)ptr;
+ beiscsi_detect_ue(phba);
+ if (beiscsi_detect_ue(phba)) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : port in error: %lx\n", phba->state);
+ /* sessions are no longer valid, so first fail the sessions */
+ queue_work(phba->wq, &phba->sess_work);
+
+ /* detect UER supported */
+ if (!test_bit(BEISCSI_HBA_UER_SUPP, &phba->state))
+ return;
+ /* modify this timer to check TPE */
+ phba->hw_check.function = beiscsi_hw_tpe_check;
}
+
+ mod_timer(&phba->hw_check,
+ jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL));
}
-static void be_check_boot_session(struct beiscsi_hba *phba)
+/*
+ * beiscsi_enable_port()- Enables the disabled port.
+ * Only port resources freed in disable function are reallocated.
+ * This is called in HBA error handling path.
+ *
+ * @phba: Instance of driver private structure
+ *
+ **/
+static int beiscsi_enable_port(struct beiscsi_hba *phba)
{
- if (beiscsi_setup_boot_info(phba))
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Could not set up "
- "iSCSI boot info on async event.\n");
+ struct hwi_context_memory *phwi_context;
+ struct hwi_controller *phwi_ctrlr;
+ struct be_eq_obj *pbe_eq;
+ int ret, i;
+
+ if (test_bit(BEISCSI_HBA_ONLINE, &phba->state)) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : %s : port is online %lx\n",
+ __func__, phba->state);
+ return 0;
+ }
+
+ ret = beiscsi_init_sliport(phba);
+ if (ret)
+ return ret;
+
+ if (enable_msix)
+ find_num_cpus(phba);
+ else
+ phba->num_cpus = 1;
+ if (enable_msix) {
+ beiscsi_msix_enable(phba);
+ if (!phba->msix_enabled)
+ phba->num_cpus = 1;
+ }
+
+ beiscsi_get_params(phba);
+ /* Re-enable UER. If different TPE occurs then it is recoverable. */
+ beiscsi_set_uer_feature(phba);
+
+ phba->shost->max_id = phba->params.cxns_per_ctrl;
+ phba->shost->can_queue = phba->params.ios_per_ctrl;
+ ret = hwi_init_controller(phba);
+ if (ret) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : init controller failed %d\n", ret);
+ goto disable_msix;
+ }
+
+ for (i = 0; i < MAX_MCC_CMD; i++) {
+ init_waitqueue_head(&phba->ctrl.mcc_wait[i + 1]);
+ phba->ctrl.mcc_tag[i] = i + 1;
+ phba->ctrl.mcc_tag_status[i + 1] = 0;
+ phba->ctrl.mcc_tag_available++;
+ }
+
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+ for (i = 0; i < phba->num_cpus; i++) {
+ pbe_eq = &phwi_context->be_eq[i];
+ irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget, be_iopoll);
+ }
+
+ i = (phba->msix_enabled) ? i : 0;
+ /* Work item for MCC handling */
+ pbe_eq = &phwi_context->be_eq[i];
+ INIT_WORK(&pbe_eq->mcc_work, beiscsi_mcc_work);
+
+ ret = beiscsi_init_irqs(phba);
+ if (ret < 0) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : setup IRQs failed %d\n", ret);
+ goto cleanup_port;
+ }
+ hwi_enable_intr(phba);
+ /* port operational: clear all error bits */
+ set_bit(BEISCSI_HBA_ONLINE, &phba->state);
+ __beiscsi_log(phba, KERN_INFO,
+ "BM_%d : port online: 0x%lx\n", phba->state);
+
+ /* start hw_check timer and eqd_update work */
+ schedule_delayed_work(&phba->eqd_update,
+ msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL));
+
+ /**
+ * Timer function gets modified for TPE detection.
+ * Always reinit to do health check first.
+ */
+ phba->hw_check.function = beiscsi_hw_health_check;
+ mod_timer(&phba->hw_check,
+ jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL));
+ return 0;
+
+cleanup_port:
+ for (i = 0; i < phba->num_cpus; i++) {
+ pbe_eq = &phwi_context->be_eq[i];
+ irq_poll_disable(&pbe_eq->iopoll);
+ }
+ hwi_cleanup_port(phba);
+
+disable_msix:
+ if (phba->msix_enabled)
+ pci_disable_msix(phba->pcidev);
+
+ return ret;
}
/*
- * beiscsi_hw_health_check()- Check adapter health
- * @work: work item to check HW health
+ * beiscsi_disable_port()- Disable port and cleanup driver resources.
+ * This is called in HBA error handling and driver removal.
+ * @phba: Instance Priv structure
+ * @unload: indicate driver is unloading
*
- * Check if adapter in an unrecoverable state or not.
+ * Free the OS and HW resources held by the driver
**/
-static void
-beiscsi_hw_health_check(struct work_struct *work)
+static void beiscsi_disable_port(struct beiscsi_hba *phba, int unload)
{
- struct beiscsi_hba *phba =
- container_of(work, struct beiscsi_hba,
- beiscsi_hw_check_task.work);
+ struct hwi_context_memory *phwi_context;
+ struct hwi_controller *phwi_ctrlr;
+ struct be_eq_obj *pbe_eq;
+ unsigned int i, msix_vec;
- be_eqd_update(phba);
+ if (!test_and_clear_bit(BEISCSI_HBA_ONLINE, &phba->state))
+ return;
- if (phba->state & BE_ADAPTER_CHECK_BOOT) {
- if ((phba->get_boot > 0) && (!phba->boot_kset)) {
- phba->get_boot--;
- if (!(phba->get_boot % BE_GET_BOOT_TO))
- be_check_boot_session(phba);
- } else {
- phba->state &= ~BE_ADAPTER_CHECK_BOOT;
- phba->get_boot = 0;
+ phwi_ctrlr = phba->phwi_ctrlr;
+ phwi_context = phwi_ctrlr->phwi_ctxt;
+ hwi_disable_intr(phba);
+ if (phba->msix_enabled) {
+ for (i = 0; i <= phba->num_cpus; i++) {
+ msix_vec = phba->msix_entries[i].vector;
+ free_irq(msix_vec, &phwi_context->be_eq[i]);
+ kfree(phba->msi_name[i]);
}
+ } else
+ if (phba->pcidev->irq)
+ free_irq(phba->pcidev->irq, phba);
+ pci_disable_msix(phba->pcidev);
+
+ for (i = 0; i < phba->num_cpus; i++) {
+ pbe_eq = &phwi_context->be_eq[i];
+ irq_poll_disable(&pbe_eq->iopoll);
}
+ cancel_delayed_work_sync(&phba->eqd_update);
+ cancel_work_sync(&phba->boot_work);
+ /* WQ might be running cancel queued mcc_work if we are not exiting */
+ if (!unload && beiscsi_hba_in_error(phba)) {
+ pbe_eq = &phwi_context->be_eq[i];
+ cancel_work_sync(&pbe_eq->mcc_work);
+ }
+ hwi_cleanup_port(phba);
+}
- beiscsi_ue_detect(phba);
+static void beiscsi_sess_work(struct work_struct *work)
+{
+ struct beiscsi_hba *phba;
- schedule_delayed_work(&phba->beiscsi_hw_check_task,
- msecs_to_jiffies(1000));
+ phba = container_of(work, struct beiscsi_hba, sess_work);
+ /*
+ * This work gets scheduled only in case of HBA error.
+ * Old sessions are gone so need to be re-established.
+ * iscsi_session_failure needs process context hence this work.
+ */
+ iscsi_host_for_each_session(phba->shost, beiscsi_session_fail);
}
+static void beiscsi_recover_port(struct work_struct *work)
+{
+ struct beiscsi_hba *phba;
+
+ phba = container_of(work, struct beiscsi_hba, recover_port.work);
+ beiscsi_disable_port(phba, 0);
+ beiscsi_enable_port(phba);
+}
static pci_ers_result_t beiscsi_eeh_err_detected(struct pci_dev *pdev,
pci_channel_state_t state)
@@ -5470,12 +5543,18 @@ static pci_ers_result_t beiscsi_eeh_err_detected(struct pci_dev *pdev,
struct beiscsi_hba *phba = NULL;
phba = (struct beiscsi_hba *)pci_get_drvdata(pdev);
- phba->state |= BE_ADAPTER_PCI_ERR;
+ set_bit(BEISCSI_HBA_PCI_ERR, &phba->state);
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : EEH error detected\n");
- beiscsi_quiesce(phba, BEISCSI_EEH_UNLOAD);
+ /* first stop UE detection when PCI error detected */
+ del_timer_sync(&phba->hw_check);
+ cancel_delayed_work_sync(&phba->recover_port);
+
+ /* sessions are no longer valid, so first fail the sessions */
+ iscsi_host_for_each_session(phba->shost, beiscsi_session_fail);
+ beiscsi_disable_port(phba, 0);
if (state == pci_channel_io_perm_failure) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
@@ -5515,9 +5594,8 @@ static pci_ers_result_t beiscsi_eeh_reset(struct pci_dev *pdev)
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
- /* Wait for the CHIP Reset to complete */
- status = be_chk_reset_complete(phba);
- if (!status) {
+ status = beiscsi_check_fw_rdy(phba);
+ if (status) {
beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT,
"BM_%d : EEH Reset Completed\n");
} else {
@@ -5532,87 +5610,16 @@ static pci_ers_result_t beiscsi_eeh_reset(struct pci_dev *pdev)
static void beiscsi_eeh_resume(struct pci_dev *pdev)
{
- int ret = 0, i;
- struct be_eq_obj *pbe_eq;
- struct beiscsi_hba *phba = NULL;
- struct hwi_controller *phwi_ctrlr;
- struct hwi_context_memory *phwi_context;
+ struct beiscsi_hba *phba;
+ int ret;
phba = (struct beiscsi_hba *)pci_get_drvdata(pdev);
pci_save_state(pdev);
- if (enable_msix)
- find_num_cpus(phba);
- else
- phba->num_cpus = 1;
-
- if (enable_msix) {
- beiscsi_msix_enable(phba);
- if (!phba->msix_enabled)
- phba->num_cpus = 1;
- }
-
- ret = beiscsi_cmd_reset_function(phba);
- if (ret) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Reset Failed\n");
- goto ret_err;
- }
-
- ret = be_chk_reset_complete(phba);
- if (ret) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Failed to get out of reset.\n");
- goto ret_err;
- }
-
- beiscsi_get_params(phba);
- phba->shost->max_id = phba->params.cxns_per_ctrl;
- phba->shost->can_queue = phba->params.ios_per_ctrl;
- ret = hwi_init_controller(phba);
- if (ret) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_eeh_resume -"
- "Failed to initialize beiscsi_hba.\n");
- goto ret_err;
- }
-
- for (i = 0; i < MAX_MCC_CMD; i++) {
- init_waitqueue_head(&phba->ctrl.mcc_wait[i + 1]);
- phba->ctrl.mcc_tag[i] = i + 1;
- phba->ctrl.mcc_tag_status[i + 1] = 0;
- phba->ctrl.mcc_tag_available++;
- }
-
- phwi_ctrlr = phba->phwi_ctrlr;
- phwi_context = phwi_ctrlr->phwi_ctxt;
-
- for (i = 0; i < phba->num_cpus; i++) {
- pbe_eq = &phwi_context->be_eq[i];
- irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget,
- be_iopoll);
- }
-
- i = (phba->msix_enabled) ? i : 0;
- /* Work item for MCC handling */
- pbe_eq = &phwi_context->be_eq[i];
- INIT_WORK(&pbe_eq->work_cqs, beiscsi_process_all_cqs);
-
- ret = beiscsi_init_irqs(phba);
- if (ret < 0) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_eeh_resume - "
- "Failed to beiscsi_init_irqs\n");
- goto ret_err;
- }
-
- hwi_enable_intr(phba);
- phba->state &= ~BE_ADAPTER_PCI_ERR;
-
- return;
-ret_err:
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : AER EEH Resume Failed\n");
+ ret = beiscsi_enable_port(phba);
+ if (ret)
+ __beiscsi_log(phba, KERN_ERR,
+ "BM_%d : AER EEH resume failed\n");
}
static int beiscsi_dev_probe(struct pci_dev *pcidev,
@@ -5622,7 +5629,8 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
struct hwi_controller *phwi_ctrlr;
struct hwi_context_memory *phwi_context;
struct be_eq_obj *pbe_eq;
- int ret = 0, i;
+ unsigned int s_handle;
+ int ret, i;
ret = beiscsi_enable_pci(pcidev);
if (ret < 0) {
@@ -5635,6 +5643,7 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
if (!phba) {
dev_err(&pcidev->dev,
"beiscsi_dev_probe - Failed in beiscsi_hba_alloc\n");
+ ret = -ENOMEM;
goto disable_pci;
}
@@ -5650,10 +5659,8 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
/* Initialize Driver configuration Paramters */
beiscsi_hba_attrs_init(phba);
- phba->fw_timeout = false;
phba->mac_addr_set = false;
-
switch (pcidev->device) {
case BE_DEVICE_ID1:
case OC_DEVICE_ID1:
@@ -5677,39 +5684,26 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
ret = be_ctrl_init(phba, pcidev);
if (ret) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : beiscsi_dev_probe-"
- "Failed in be_ctrl_init\n");
+ "BM_%d : be_ctrl_init failed\n");
goto hba_free;
}
- /*
- * FUNCTION_RESET should clean up any stale info in FW for this fn
- */
- ret = beiscsi_cmd_reset_function(phba);
- if (ret) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Reset Failed\n");
- goto hba_free;
- }
- ret = be_chk_reset_complete(phba);
- if (ret) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Failed to get out of reset.\n");
+ ret = beiscsi_init_sliport(phba);
+ if (ret)
goto hba_free;
- }
spin_lock_init(&phba->io_sgl_lock);
spin_lock_init(&phba->mgmt_sgl_lock);
- spin_lock_init(&phba->isr_lock);
spin_lock_init(&phba->async_pdu_lock);
- ret = mgmt_get_fw_config(&phba->ctrl, phba);
+ ret = beiscsi_get_fw_config(&phba->ctrl, phba);
if (ret != 0) {
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : Error getting fw config\n");
goto free_port;
}
- mgmt_get_port_name(&phba->ctrl, phba);
+ beiscsi_get_port_name(&phba->ctrl, phba);
beiscsi_get_params(phba);
+ beiscsi_set_uer_feature(phba);
if (enable_msix)
find_num_cpus(phba);
@@ -5754,25 +5748,24 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
"BM_%d : beiscsi_dev_probe-"
"Failed to allocate work queue\n");
+ ret = -ENOMEM;
goto free_twq;
}
- INIT_DELAYED_WORK(&phba->beiscsi_hw_check_task,
- beiscsi_hw_health_check);
+ INIT_DELAYED_WORK(&phba->eqd_update, beiscsi_eqd_update_work);
phwi_ctrlr = phba->phwi_ctrlr;
phwi_context = phwi_ctrlr->phwi_ctxt;
for (i = 0; i < phba->num_cpus; i++) {
pbe_eq = &phwi_context->be_eq[i];
- irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget,
- be_iopoll);
+ irq_poll_init(&pbe_eq->iopoll, be_iopoll_budget, be_iopoll);
}
i = (phba->msix_enabled) ? i : 0;
/* Work item for MCC handling */
pbe_eq = &phwi_context->be_eq[i];
- INIT_WORK(&pbe_eq->work_cqs, beiscsi_process_all_cqs);
+ INIT_WORK(&pbe_eq->mcc_work, beiscsi_mcc_work);
ret = beiscsi_init_irqs(phba);
if (ret < 0) {
@@ -5783,22 +5776,42 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev,
}
hwi_enable_intr(phba);
- if (iscsi_host_add(phba->shost, &phba->pcidev->dev))
+ ret = iscsi_host_add(phba->shost, &phba->pcidev->dev);
+ if (ret)
goto free_blkenbld;
- if (beiscsi_setup_boot_info(phba))
- /*
- * log error but continue, because we may not be using
- * iscsi boot.
+ /* set online bit after port is operational */
+ set_bit(BEISCSI_HBA_ONLINE, &phba->state);
+ __beiscsi_log(phba, KERN_INFO,
+ "BM_%d : port online: 0x%lx\n", phba->state);
+
+ INIT_WORK(&phba->boot_work, beiscsi_boot_work);
+ ret = beiscsi_boot_get_shandle(phba, &s_handle);
+ if (ret > 0) {
+ beiscsi_start_boot_work(phba, s_handle);
+ /**
+ * Set this bit after starting the work to let
+ * probe handle it first.
+ * ASYNC event can too schedule this work.
*/
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BM_%d : Could not set up "
- "iSCSI boot info.\n");
+ set_bit(BEISCSI_HBA_BOOT_FOUND, &phba->state);
+ }
- beiscsi_create_def_ifaces(phba);
- schedule_delayed_work(&phba->beiscsi_hw_check_task,
- msecs_to_jiffies(1000));
+ beiscsi_iface_create_default(phba);
+ schedule_delayed_work(&phba->eqd_update,
+ msecs_to_jiffies(BEISCSI_EQD_UPDATE_INTERVAL));
+ INIT_WORK(&phba->sess_work, beiscsi_sess_work);
+ INIT_DELAYED_WORK(&phba->recover_port, beiscsi_recover_port);
+ /**
+ * Start UE detection here. UE before this will cause stall in probe
+ * and eventually fail the probe.
+ */
+ init_timer(&phba->hw_check);
+ phba->hw_check.function = beiscsi_hw_health_check;
+ phba->hw_check.data = (unsigned long)phba;
+ mod_timer(&phba->hw_check,
+ jiffies + msecs_to_jiffies(BEISCSI_UE_DETECT_INTERVAL));
beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
"\n\n\n BM_%d : SUCCESS - DRIVER LOADED\n\n\n");
return 0;
@@ -5810,7 +5823,8 @@ free_blkenbld:
irq_poll_disable(&pbe_eq->iopoll);
}
free_twq:
- beiscsi_clean_port(phba);
+ hwi_cleanup_port(phba);
+ beiscsi_cleanup_port(phba);
beiscsi_free_mem(phba);
free_port:
pci_free_consistent(phba->pcidev,
@@ -5830,6 +5844,49 @@ disable_pci:
return ret;
}
+static void beiscsi_remove(struct pci_dev *pcidev)
+{
+ struct beiscsi_hba *phba = NULL;
+
+ phba = pci_get_drvdata(pcidev);
+ if (!phba) {
+ dev_err(&pcidev->dev, "beiscsi_remove called with no phba\n");
+ return;
+ }
+
+ /* first stop UE detection before unloading */
+ del_timer_sync(&phba->hw_check);
+ cancel_delayed_work_sync(&phba->recover_port);
+ cancel_work_sync(&phba->sess_work);
+
+ beiscsi_iface_destroy_default(phba);
+ iscsi_host_remove(phba->shost);
+ beiscsi_disable_port(phba, 1);
+
+ /* after cancelling boot_work */
+ iscsi_boot_destroy_kset(phba->boot_struct.boot_kset);
+
+ /* free all resources */
+ destroy_workqueue(phba->wq);
+ beiscsi_cleanup_port(phba);
+ beiscsi_free_mem(phba);
+
+ /* ctrl uninit */
+ beiscsi_unmap_pci_function(phba);
+ pci_free_consistent(phba->pcidev,
+ phba->ctrl.mbox_mem_alloced.size,
+ phba->ctrl.mbox_mem_alloced.va,
+ phba->ctrl.mbox_mem_alloced.dma);
+
+ pci_dev_put(phba->pcidev);
+ iscsi_host_free(phba->shost);
+ pci_disable_pcie_error_reporting(pcidev);
+ pci_set_drvdata(pcidev, NULL);
+ pci_release_regions(pcidev);
+ pci_disable_device(pcidev);
+}
+
+
static struct pci_error_handlers beiscsi_eeh_handlers = {
.error_detected = beiscsi_eeh_err_detected,
.slot_reset = beiscsi_eeh_reset,
@@ -5846,9 +5903,9 @@ struct iscsi_transport beiscsi_iscsi_transport = {
.create_conn = beiscsi_conn_create,
.bind_conn = beiscsi_conn_bind,
.destroy_conn = iscsi_conn_teardown,
- .attr_is_visible = be2iscsi_attr_is_visible,
- .set_iface_param = be2iscsi_iface_set_param,
- .get_iface_param = be2iscsi_iface_get_param,
+ .attr_is_visible = beiscsi_attr_is_visible,
+ .set_iface_param = beiscsi_iface_set_param,
+ .get_iface_param = beiscsi_iface_get_param,
.set_param = beiscsi_set_param,
.get_conn_param = iscsi_conn_get_param,
.get_session_param = iscsi_session_get_param,
@@ -5877,7 +5934,6 @@ static struct pci_driver beiscsi_pci_driver = {
.err_handler = &beiscsi_eeh_handlers
};
-
static int __init beiscsi_module_init(void)
{
int ret;
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
index 30a4606d9a3b..6376657e45f7 100644
--- a/drivers/scsi/be2iscsi/be_main.h
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -7,10 +7,10 @@
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
- * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com)
+ * Written by: Jayamohan Kallickal (jayamohan.kallickal@broadcom.com)
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -36,7 +36,7 @@
#include <scsi/scsi_transport_iscsi.h>
#define DRV_NAME "be2iscsi"
-#define BUILD_STR "11.0.0.0"
+#define BUILD_STR "11.2.0.0"
#define BE_NAME "Emulex OneConnect" \
"Open-iSCSI Driver version" BUILD_STR
#define DRV_DESC BE_NAME " " "Driver"
@@ -82,36 +82,12 @@
#define BEISCSI_MAX_FRAGS_INIT 192
#define BE_NUM_MSIX_ENTRIES 1
-#define MPU_EP_CONTROL 0
-#define MPU_EP_SEMAPHORE 0xac
-#define BE2_SOFT_RESET 0x5c
-#define BE2_PCI_ONLINE0 0xb0
-#define BE2_PCI_ONLINE1 0xb4
-#define BE2_SET_RESET 0x80
-#define BE2_MPU_IRAM_ONLINE 0x00000080
-
#define BE_SENSE_INFO_SIZE 258
#define BE_ISCSI_PDU_HEADER_SIZE 64
#define BE_MIN_MEM_SIZE 16384
#define MAX_CMD_SZ 65536
#define IIOC_SCSI_DATA 0x05 /* Write Operation */
-#define INVALID_SESS_HANDLE 0xFFFFFFFF
-
-/**
- * Adapter States
- **/
-#define BE_ADAPTER_LINK_UP 0x001
-#define BE_ADAPTER_LINK_DOWN 0x002
-#define BE_ADAPTER_PCI_ERR 0x004
-#define BE_ADAPTER_CHECK_BOOT 0x008
-
-
-#define BEISCSI_CLEAN_UNLOAD 0x01
-#define BEISCSI_EEH_UNLOAD 0x02
-
-#define BE_GET_BOOT_RETRIES 45
-#define BE_GET_BOOT_TO 20
/**
* hardware needs the async PDU buffers to be posted in multiples of 8
* So have atleast 8 of them by default
@@ -378,7 +354,6 @@ struct beiscsi_hba {
struct sgl_handle **eh_sgl_hndl_base;
spinlock_t io_sgl_lock;
spinlock_t mgmt_sgl_lock;
- spinlock_t isr_lock;
spinlock_t async_pdu_lock;
unsigned int age;
struct list_head hba_queue;
@@ -390,7 +365,6 @@ struct beiscsi_hba {
struct ulp_cid_info *cid_array_info[BEISCSI_ULP_COUNT];
struct iscsi_endpoint **ep_array;
struct beiscsi_conn **conn_table;
- struct iscsi_boot_kset *boot_kset;
struct Scsi_Host *shost;
struct iscsi_iface *ipv4_iface;
struct iscsi_iface *ipv6_iface;
@@ -418,12 +392,33 @@ struct beiscsi_hba {
unsigned long ulp_supported;
} fw_config;
- unsigned int state;
+ unsigned long state;
+#define BEISCSI_HBA_ONLINE 0
+#define BEISCSI_HBA_LINK_UP 1
+#define BEISCSI_HBA_BOOT_FOUND 2
+#define BEISCSI_HBA_BOOT_WORK 3
+#define BEISCSI_HBA_UER_SUPP 4
+#define BEISCSI_HBA_PCI_ERR 5
+#define BEISCSI_HBA_FW_TIMEOUT 6
+#define BEISCSI_HBA_IN_UE 7
+#define BEISCSI_HBA_IN_TPE 8
+
+/* error bits */
+#define BEISCSI_HBA_IN_ERR ((1 << BEISCSI_HBA_PCI_ERR) | \
+ (1 << BEISCSI_HBA_FW_TIMEOUT) | \
+ (1 << BEISCSI_HBA_IN_UE) | \
+ (1 << BEISCSI_HBA_IN_TPE))
+
u8 optic_state;
- int get_boot;
- bool fw_timeout;
- bool ue_detected;
- struct delayed_work beiscsi_hw_check_task;
+ struct delayed_work eqd_update;
+ /* update EQ delay timer every 1000ms */
+#define BEISCSI_EQD_UPDATE_INTERVAL 1000
+ struct timer_list hw_check;
+ /* check for UE every 1000ms */
+#define BEISCSI_UE_DETECT_INTERVAL 1000
+ u32 ue2rp;
+ struct delayed_work recover_port;
+ struct work_struct sess_work;
bool mac_addr_set;
u8 mac_address[ETH_ALEN];
@@ -435,7 +430,6 @@ struct beiscsi_hba {
struct be_ctrl_info ctrl;
unsigned int generation;
unsigned int interface_handle;
- struct mgmt_session_info boot_sess;
struct invalidate_command_table inv_tbl[128];
struct be_aic_obj aic_obj[MAX_CPUS];
@@ -444,8 +438,29 @@ struct beiscsi_hba {
struct scatterlist *sg,
uint32_t num_sg, uint32_t xferlen,
uint32_t writedir);
+ struct boot_struct {
+ int retry;
+ unsigned int tag;
+ unsigned int s_handle;
+ struct be_dma_mem nonemb_cmd;
+ enum {
+ BEISCSI_BOOT_REOPEN_SESS = 1,
+ BEISCSI_BOOT_GET_SHANDLE,
+ BEISCSI_BOOT_GET_SINFO,
+ BEISCSI_BOOT_LOGOUT_SESS,
+ BEISCSI_BOOT_CREATE_KSET,
+ } action;
+ struct mgmt_session_info boot_sess;
+ struct iscsi_boot_kset *boot_kset;
+ } boot_struct;
+ struct work_struct boot_work;
};
+#define beiscsi_hba_in_error(phba) ((phba)->state & BEISCSI_HBA_IN_ERR)
+#define beiscsi_hba_is_online(phba) \
+ (!beiscsi_hba_in_error((phba)) && \
+ test_bit(BEISCSI_HBA_ONLINE, &phba->state))
+
struct beiscsi_session {
struct pci_pool *bhs_pool;
};
@@ -508,6 +523,7 @@ struct beiscsi_io_task {
struct sgl_handle *psgl_handle;
struct beiscsi_conn *conn;
struct scsi_cmnd *scsi_cmnd;
+ int num_sg;
struct hwi_wrb_context *pwrb_context;
unsigned int cmd_sn;
unsigned int flags;
@@ -592,80 +608,81 @@ struct amap_beiscsi_offload_params {
u8 max_recv_data_segment_length[32];
};
-/* void hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
- struct beiscsi_hba *phba, struct sol_cqe *psol);*/
-
-struct async_pdu_handle {
+struct hd_async_handle {
struct list_head link;
struct be_bus_address pa;
void *pbuffer;
- unsigned int consumed;
- unsigned char index;
- unsigned char is_header;
- unsigned short cri;
- unsigned long buffer_len;
+ u32 buffer_len;
+ u16 index;
+ u16 cri;
+ u8 is_header;
+ u8 is_final;
};
-struct hwi_async_entry {
- struct {
- unsigned char hdr_received;
- unsigned char hdr_len;
- unsigned short bytes_received;
+/**
+ * This has list of async PDUs that are waiting to be processed.
+ * Buffers live in this list for a brief duration before they get
+ * processed and posted back to hardware.
+ * Note that we don't really need one cri_wait_queue per async_entry.
+ * We need one cri_wait_queue per CRI. Its easier to manage if this
+ * is tagged along with the async_entry.
+ */
+struct hd_async_entry {
+ struct cri_wait_queue {
+ unsigned short hdr_len;
+ unsigned int bytes_received;
unsigned int bytes_needed;
struct list_head list;
- } wait_queue;
-
- struct list_head header_busy_list;
- struct list_head data_busy_list;
+ } wq;
+ /* handles posted to FW resides here */
+ struct hd_async_handle *header;
+ struct hd_async_handle *data;
};
-struct hwi_async_pdu_context {
- struct {
- struct be_bus_address pa_base;
- void *va_base;
- void *ring_base;
- struct async_pdu_handle *handle_base;
-
- unsigned int host_write_ptr;
- unsigned int ep_read_ptr;
- unsigned int writables;
-
- unsigned int free_entries;
- unsigned int busy_entries;
-
- struct list_head free_list;
- } async_header;
+struct hd_async_buf_context {
+ struct be_bus_address pa_base;
+ void *va_base;
+ void *ring_base;
+ struct hd_async_handle *handle_base;
+ u16 free_entries;
+ u32 buffer_size;
+ /**
+ * Once iSCSI layer finishes processing an async PDU, the
+ * handles used for the PDU are added to this list.
+ * They are posted back to FW in groups of 8.
+ */
+ struct list_head free_list;
+};
- struct {
- struct be_bus_address pa_base;
- void *va_base;
- void *ring_base;
- struct async_pdu_handle *handle_base;
-
- unsigned int host_write_ptr;
- unsigned int ep_read_ptr;
- unsigned int writables;
-
- unsigned int free_entries;
- unsigned int busy_entries;
- struct list_head free_list;
- } async_data;
-
- unsigned int buffer_size;
- unsigned int num_entries;
+/**
+ * hd_async_context is declared for each ULP supporting iSCSI function.
+ */
+struct hd_async_context {
+ struct hd_async_buf_context async_header;
+ struct hd_async_buf_context async_data;
+ u16 num_entries;
+ /**
+ * When unsol PDU is in, it needs to be chained till all the bytes are
+ * received and then processing is done. hd_async_entry is created
+ * based on the cid_count for each ULP. When unsol PDU comes in based
+ * on the conn_id it needs to be added to the correct async_entry wq.
+ * Below defined cid_to_async_cri_map is used to reterive the
+ * async_cri_map for a particular connection.
+ *
+ * This array is initialized after beiscsi_create_wrb_rings returns.
+ *
+ * - this method takes more memory space, fixed to 2K
+ * - any support for connections greater than this the array size needs
+ * to be incremented
+ */
#define BE_GET_ASYNC_CRI_FROM_CID(cid) (pasync_ctx->cid_to_async_cri_map[cid])
unsigned short cid_to_async_cri_map[BE_MAX_SESSION];
/**
- * This is a varying size list! Do not add anything
- * after this entry!!
+ * This is a variable size array. Don`t add anything after this field!!
*/
- struct hwi_async_entry *async_entry;
+ struct hd_async_entry *async_entry;
};
-#define PDUCQE_CODE_MASK 0x0000003F
-#define PDUCQE_DPL_MASK 0xFFFF0000
-#define PDUCQE_INDEX_MASK 0x0000FFFF
-
struct i_t_dpdu_cqe {
u32 dw[4];
} __packed;
@@ -845,7 +862,6 @@ struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid,
void
free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle);
-void beiscsi_process_all_cqs(struct work_struct *work);
void beiscsi_free_mgmt_task_handles(struct beiscsi_conn *beiscsi_conn,
struct iscsi_task *task);
@@ -856,11 +872,6 @@ void hwi_ring_cq_db(struct beiscsi_hba *phba,
unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq, int budget);
void beiscsi_process_mcc_cq(struct beiscsi_hba *phba);
-static inline bool beiscsi_error(struct beiscsi_hba *phba)
-{
- return phba->ue_detected || phba->fw_timeout;
-}
-
struct pdu_nop_out {
u32 dw[12];
};
@@ -1067,11 +1078,18 @@ struct hwi_context_memory {
struct be_queue_info be_cq[MAX_CPUS - 1];
struct be_queue_info *be_wrbq;
+ /**
+ * Create array of ULP number for below entries as DEFQ
+ * will be created for both ULP if iSCSI Protocol is
+ * loaded on both ULP.
+ */
struct be_queue_info be_def_hdrq[BEISCSI_ULP_COUNT];
struct be_queue_info be_def_dataq[BEISCSI_ULP_COUNT];
- struct hwi_async_pdu_context *pasync_ctx[BEISCSI_ULP_COUNT];
+ struct hd_async_context *pasync_ctx[BEISCSI_ULP_COUNT];
};
+void beiscsi_start_boot_work(struct beiscsi_hba *phba, unsigned int s_handle);
+
/* Logging related definitions */
#define BEISCSI_LOG_INIT 0x0001 /* Initialization events */
#define BEISCSI_LOG_MBOX 0x0002 /* Mailbox Events */
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 83926e221f1e..aebc4ddb3060 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -7,10 +7,10 @@
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
- * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com)
+ * Written by: Jayamohan Kallickal (jayamohan.kallickal@broadcom.com)
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -24,139 +24,9 @@
#include "be_iscsi.h"
#include "be_main.h"
-/* UE Status Low CSR */
-static const char * const desc_ue_status_low[] = {
- "CEV",
- "CTX",
- "DBUF",
- "ERX",
- "Host",
- "MPU",
- "NDMA",
- "PTC ",
- "RDMA ",
- "RXF ",
- "RXIPS ",
- "RXULP0 ",
- "RXULP1 ",
- "RXULP2 ",
- "TIM ",
- "TPOST ",
- "TPRE ",
- "TXIPS ",
- "TXULP0 ",
- "TXULP1 ",
- "UC ",
- "WDMA ",
- "TXULP2 ",
- "HOST1 ",
- "P0_OB_LINK ",
- "P1_OB_LINK ",
- "HOST_GPIO ",
- "MBOX ",
- "AXGMAC0",
- "AXGMAC1",
- "JTAG",
- "MPU_INTPEND"
-};
-
-/* UE Status High CSR */
-static const char * const desc_ue_status_hi[] = {
- "LPCMEMHOST",
- "MGMT_MAC",
- "PCS0ONLINE",
- "MPU_IRAM",
- "PCS1ONLINE",
- "PCTL0",
- "PCTL1",
- "PMEM",
- "RR",
- "TXPB",
- "RXPP",
- "XAUI",
- "TXP",
- "ARM",
- "IPC",
- "HOST2",
- "HOST3",
- "HOST4",
- "HOST5",
- "HOST6",
- "HOST7",
- "HOST8",
- "HOST9",
- "NETC",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown",
- "Unknown"
-};
-
-/*
- * beiscsi_ue_detec()- Detect Unrecoverable Error on adapter
- * @phba: Driver priv structure
- *
- * Read registers linked to UE and check for the UE status
- **/
-void beiscsi_ue_detect(struct beiscsi_hba *phba)
-{
- uint32_t ue_hi = 0, ue_lo = 0;
- uint32_t ue_mask_hi = 0, ue_mask_lo = 0;
- uint8_t i = 0;
-
- if (phba->ue_detected)
- return;
-
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_LOW, &ue_lo);
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_MASK_LOW,
- &ue_mask_lo);
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_HIGH,
- &ue_hi);
- pci_read_config_dword(phba->pcidev,
- PCICFG_UE_STATUS_MASK_HI,
- &ue_mask_hi);
-
- ue_lo = (ue_lo & ~ue_mask_lo);
- ue_hi = (ue_hi & ~ue_mask_hi);
-
-
- if (ue_lo || ue_hi) {
- phba->ue_detected = true;
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BG_%d : Error detected on the adapter\n");
- }
-
- if (ue_lo) {
- for (i = 0; ue_lo; ue_lo >>= 1, i++) {
- if (ue_lo & 1)
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG,
- "BG_%d : UE_LOW %s bit set\n",
- desc_ue_status_low[i]);
- }
- }
-
- if (ue_hi) {
- for (i = 0; ue_hi; ue_hi >>= 1, i++) {
- if (ue_hi & 1)
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG,
- "BG_%d : UE_HIGH %s bit set\n",
- desc_ue_status_hi[i]);
- }
- }
-}
-
-int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
- struct be_set_eqd *set_eqd, int num)
+int beiscsi_modify_eq_delay(struct beiscsi_hba *phba,
+ struct be_set_eqd *set_eqd,
+ int num)
{
struct be_ctrl_info *ctrl = &phba->ctrl;
struct be_mcc_wrb *wrb;
@@ -174,7 +44,7 @@ int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
req = embedded_payload(wrb);
be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
- OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req));
+ OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req));
req->num_eq = cpu_to_le32(num);
for (i = 0; i < num; i++) {
@@ -184,386 +54,13 @@ int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
cpu_to_le32(set_eqd[i].delay_multiplier);
}
+ /* ignore the completion of this mbox command */
+ set_bit(MCC_TAG_STATE_IGNORE, &ctrl->ptag_state[tag].tag_state);
be_mcc_notify(phba, tag);
mutex_unlock(&ctrl->mbox_lock);
return tag;
}
-/**
- * mgmt_reopen_session()- Reopen a session based on reopen_type
- * @phba: Device priv structure instance
- * @reopen_type: Type of reopen_session FW should do.
- * @sess_handle: Session Handle of the session to be re-opened
- *
- * return
- * the TAG used for MBOX Command
- *
- **/
-unsigned int mgmt_reopen_session(struct beiscsi_hba *phba,
- unsigned int reopen_type,
- unsigned int sess_handle)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb;
- struct be_cmd_reopen_session_req *req;
- unsigned int tag;
-
- beiscsi_log(phba, KERN_INFO,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BG_%d : In bescsi_get_boot_target\n");
-
- mutex_lock(&ctrl->mbox_lock);
- wrb = alloc_mcc_wrb(phba, &tag);
- if (!wrb) {
- mutex_unlock(&ctrl->mbox_lock);
- return 0;
- }
-
- req = embedded_payload(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
- OPCODE_ISCSI_INI_DRIVER_REOPEN_ALL_SESSIONS,
- sizeof(struct be_cmd_reopen_session_resp));
-
- /* set the reopen_type,sess_handle */
- req->reopen_type = reopen_type;
- req->session_handle = sess_handle;
-
- be_mcc_notify(phba, tag);
- mutex_unlock(&ctrl->mbox_lock);
- return tag;
-}
-
-unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb;
- struct be_cmd_get_boot_target_req *req;
- unsigned int tag;
-
- beiscsi_log(phba, KERN_INFO,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BG_%d : In bescsi_get_boot_target\n");
-
- mutex_lock(&ctrl->mbox_lock);
- wrb = alloc_mcc_wrb(phba, &tag);
- if (!wrb) {
- mutex_unlock(&ctrl->mbox_lock);
- return 0;
- }
-
- req = embedded_payload(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
- OPCODE_ISCSI_INI_BOOT_GET_BOOT_TARGET,
- sizeof(struct be_cmd_get_boot_target_resp));
-
- be_mcc_notify(phba, tag);
- mutex_unlock(&ctrl->mbox_lock);
- return tag;
-}
-
-unsigned int mgmt_get_session_info(struct beiscsi_hba *phba,
- u32 boot_session_handle,
- struct be_dma_mem *nonemb_cmd)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb;
- unsigned int tag;
- struct be_cmd_get_session_req *req;
- struct be_cmd_get_session_resp *resp;
- struct be_sge *sge;
-
- beiscsi_log(phba, KERN_INFO,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BG_%d : In beiscsi_get_session_info\n");
-
- mutex_lock(&ctrl->mbox_lock);
- wrb = alloc_mcc_wrb(phba, &tag);
- if (!wrb) {
- mutex_unlock(&ctrl->mbox_lock);
- return 0;
- }
-
- nonemb_cmd->size = sizeof(*resp);
- req = nonemb_cmd->va;
- memset(req, 0, sizeof(*req));
- sge = nonembedded_sgl(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
- OPCODE_ISCSI_INI_SESSION_GET_A_SESSION,
- sizeof(*resp));
- req->session_handle = boot_session_handle;
- sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
- sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
- sge->len = cpu_to_le32(nonemb_cmd->size);
-
- be_mcc_notify(phba, tag);
- mutex_unlock(&ctrl->mbox_lock);
- return tag;
-}
-
-/**
- * mgmt_get_port_name()- Get port name for the function
- * @ctrl: ptr to Ctrl Info
- * @phba: ptr to the dev priv structure
- *
- * Get the alphanumeric character for port
- *
- **/
-int mgmt_get_port_name(struct be_ctrl_info *ctrl,
- struct beiscsi_hba *phba)
-{
- int ret = 0;
- struct be_mcc_wrb *wrb;
- struct be_cmd_get_port_name *ioctl;
-
- mutex_lock(&ctrl->mbox_lock);
- wrb = wrb_from_mbox(&ctrl->mbox_mem);
- memset(wrb, 0, sizeof(*wrb));
- ioctl = embedded_payload(wrb);
-
- be_wrb_hdr_prepare(wrb, sizeof(*ioctl), true, 0);
- be_cmd_hdr_prepare(&ioctl->h.req_hdr, CMD_SUBSYSTEM_COMMON,
- OPCODE_COMMON_GET_PORT_NAME,
- EMBED_MBX_MAX_PAYLOAD_SIZE);
- ret = be_mbox_notify(ctrl);
- phba->port_name = 0;
- if (!ret) {
- phba->port_name = ioctl->p.resp.port_names >>
- (phba->fw_config.phys_port * 8) & 0xff;
- } else {
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BG_%d : GET_PORT_NAME ret 0x%x status 0x%x\n",
- ret, ioctl->h.resp_hdr.status);
- }
-
- if (phba->port_name == 0)
- phba->port_name = '?';
-
- mutex_unlock(&ctrl->mbox_lock);
- return ret;
-}
-
-/**
- * mgmt_get_fw_config()- Get the FW config for the function
- * @ctrl: ptr to Ctrl Info
- * @phba: ptr to the dev priv structure
- *
- * Get the FW config and resources available for the function.
- * The resources are created based on the count received here.
- *
- * return
- * Success: 0
- * Failure: Non-Zero Value
- **/
-int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
- struct beiscsi_hba *phba)
-{
- struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
- struct be_fw_cfg *pfw_cfg = embedded_payload(wrb);
- uint32_t cid_count, icd_count;
- int status = -EINVAL;
- uint8_t ulp_num = 0;
-
- mutex_lock(&ctrl->mbox_lock);
- memset(wrb, 0, sizeof(*wrb));
- be_wrb_hdr_prepare(wrb, sizeof(*pfw_cfg), true, 0);
-
- be_cmd_hdr_prepare(&pfw_cfg->hdr, CMD_SUBSYSTEM_COMMON,
- OPCODE_COMMON_QUERY_FIRMWARE_CONFIG,
- EMBED_MBX_MAX_PAYLOAD_SIZE);
-
- if (be_mbox_notify(ctrl)) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d : Failed in mgmt_get_fw_config\n");
- goto fail_init;
- }
-
- /* FW response formats depend on port id */
- phba->fw_config.phys_port = pfw_cfg->phys_port;
- if (phba->fw_config.phys_port >= BEISCSI_PHYS_PORT_MAX) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d : invalid physical port id %d\n",
- phba->fw_config.phys_port);
- goto fail_init;
- }
-
- /* populate and check FW config against min and max values */
- if (!is_chip_be2_be3r(phba)) {
- phba->fw_config.eqid_count = pfw_cfg->eqid_count;
- phba->fw_config.cqid_count = pfw_cfg->cqid_count;
- if (phba->fw_config.eqid_count == 0 ||
- phba->fw_config.eqid_count > 2048) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d : invalid EQ count %d\n",
- phba->fw_config.eqid_count);
- goto fail_init;
- }
- if (phba->fw_config.cqid_count == 0 ||
- phba->fw_config.cqid_count > 4096) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d : invalid CQ count %d\n",
- phba->fw_config.cqid_count);
- goto fail_init;
- }
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BG_%d : EQ_Count : %d CQ_Count : %d\n",
- phba->fw_config.eqid_count,
- phba->fw_config.cqid_count);
- }
-
- /**
- * Check on which all ULP iSCSI Protocol is loaded.
- * Set the Bit for those ULP. This set flag is used
- * at all places in the code to check on which ULP
- * iSCSi Protocol is loaded
- **/
- for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) {
- if (pfw_cfg->ulp[ulp_num].ulp_mode &
- BEISCSI_ULP_ISCSI_INI_MODE) {
- set_bit(ulp_num, &phba->fw_config.ulp_supported);
-
- /* Get the CID, ICD and Chain count for each ULP */
- phba->fw_config.iscsi_cid_start[ulp_num] =
- pfw_cfg->ulp[ulp_num].sq_base;
- phba->fw_config.iscsi_cid_count[ulp_num] =
- pfw_cfg->ulp[ulp_num].sq_count;
-
- phba->fw_config.iscsi_icd_start[ulp_num] =
- pfw_cfg->ulp[ulp_num].icd_base;
- phba->fw_config.iscsi_icd_count[ulp_num] =
- pfw_cfg->ulp[ulp_num].icd_count;
-
- phba->fw_config.iscsi_chain_start[ulp_num] =
- pfw_cfg->chain_icd[ulp_num].chain_base;
- phba->fw_config.iscsi_chain_count[ulp_num] =
- pfw_cfg->chain_icd[ulp_num].chain_count;
-
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BG_%d : Function loaded on ULP : %d\n"
- "\tiscsi_cid_count : %d\n"
- "\tiscsi_cid_start : %d\n"
- "\t iscsi_icd_count : %d\n"
- "\t iscsi_icd_start : %d\n",
- ulp_num,
- phba->fw_config.
- iscsi_cid_count[ulp_num],
- phba->fw_config.
- iscsi_cid_start[ulp_num],
- phba->fw_config.
- iscsi_icd_count[ulp_num],
- phba->fw_config.
- iscsi_icd_start[ulp_num]);
- }
- }
-
- if (phba->fw_config.ulp_supported == 0) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d : iSCSI initiator mode not set: ULP0 %x ULP1 %x\n",
- pfw_cfg->ulp[BEISCSI_ULP0].ulp_mode,
- pfw_cfg->ulp[BEISCSI_ULP1].ulp_mode);
- goto fail_init;
- }
-
- /**
- * ICD is shared among ULPs. Use icd_count of any one loaded ULP
- **/
- for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++)
- if (test_bit(ulp_num, &phba->fw_config.ulp_supported))
- break;
- icd_count = phba->fw_config.iscsi_icd_count[ulp_num];
- if (icd_count == 0 || icd_count > 65536) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d: invalid ICD count %d\n", icd_count);
- goto fail_init;
- }
-
- cid_count = BEISCSI_GET_CID_COUNT(phba, BEISCSI_ULP0) +
- BEISCSI_GET_CID_COUNT(phba, BEISCSI_ULP1);
- if (cid_count == 0 || cid_count > 4096) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d: invalid CID count %d\n", cid_count);
- goto fail_init;
- }
-
- /**
- * Check FW is dual ULP aware i.e. can handle either
- * of the protocols.
- */
- phba->fw_config.dual_ulp_aware = (pfw_cfg->function_mode &
- BEISCSI_FUNC_DUA_MODE);
-
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BG_%d : DUA Mode : 0x%x\n",
- phba->fw_config.dual_ulp_aware);
-
- /* all set, continue using this FW config */
- status = 0;
-fail_init:
- mutex_unlock(&ctrl->mbox_lock);
- return status;
-}
-
-int mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
- struct beiscsi_hba *phba)
-{
- struct be_dma_mem nonemb_cmd;
- struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
- struct be_mgmt_controller_attributes *req;
- struct be_sge *sge = nonembedded_sgl(wrb);
- int status = 0;
-
- nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev,
- sizeof(struct be_mgmt_controller_attributes),
- &nonemb_cmd.dma);
- if (nonemb_cmd.va == NULL) {
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d : Failed to allocate memory for "
- "mgmt_check_supported_fw\n");
- return -ENOMEM;
- }
- nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes);
- req = nonemb_cmd.va;
- memset(req, 0, sizeof(*req));
- mutex_lock(&ctrl->mbox_lock);
- memset(wrb, 0, sizeof(*wrb));
- be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
- OPCODE_COMMON_GET_CNTL_ATTRIBUTES, sizeof(*req));
- sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma));
- sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF);
- sge->len = cpu_to_le32(nonemb_cmd.size);
- status = be_mbox_notify(ctrl);
- if (!status) {
- struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va;
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BG_%d : Firmware Version of CMD : %s\n"
- "Firmware Version is : %s\n"
- "Developer Build, not performing version check...\n",
- resp->params.hba_attribs
- .flashrom_version_string,
- resp->params.hba_attribs.
- firmware_version_string);
-
- phba->fw_config.iscsi_features =
- resp->params.hba_attribs.iscsi_features;
- beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT,
- "BM_%d : phba->fw_config.iscsi_features = %d\n",
- phba->fw_config.iscsi_features);
- memcpy(phba->fw_ver_str, resp->params.hba_attribs.
- firmware_version_string, BEISCSI_VER_STRLEN);
- } else
- beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT,
- "BG_%d : Failed in mgmt_check_supported_fw\n");
- mutex_unlock(&ctrl->mbox_lock);
- if (nonemb_cmd.va)
- pci_free_consistent(ctrl->pdev, nonemb_cmd.size,
- nonemb_cmd.va, nonemb_cmd.dma);
-
- return status;
-}
-
unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
struct beiscsi_hba *phba,
struct bsg_job *job,
@@ -609,7 +106,7 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
bsg_req->rqst_data.h_vendor.vendor_cmd[0]);
mutex_unlock(&ctrl->mbox_lock);
- return -ENOSYS;
+ return -EPERM;
}
wrb = alloc_mcc_wrb(phba, &tag);
@@ -631,48 +128,6 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl,
return tag;
}
-/**
- * mgmt_epfw_cleanup()- Inform FW to cleanup data structures.
- * @phba: pointer to dev priv structure
- * @ulp_num: ULP number.
- *
- * return
- * Success: 0
- * Failure: Non-Zero Value
- **/
-int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short ulp_num)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb;
- struct iscsi_cleanup_req *req;
- unsigned int tag;
- int status;
-
- mutex_lock(&ctrl->mbox_lock);
- wrb = alloc_mcc_wrb(phba, &tag);
- if (!wrb) {
- mutex_unlock(&ctrl->mbox_lock);
- return -EBUSY;
- }
-
- req = embedded_payload(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
- OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req));
-
- req->chute = (1 << ulp_num);
- req->hdr_ring_id = cpu_to_le16(HWI_GET_DEF_HDRQ_ID(phba, ulp_num));
- req->data_ring_id = cpu_to_le16(HWI_GET_DEF_BUFQ_ID(phba, ulp_num));
-
- be_mcc_notify(phba, tag);
- status = be_mcc_compl_poll(phba, tag);
- if (status)
- beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT,
- "BG_%d : mgmt_epfw_cleanup , FAILED\n");
- mutex_unlock(&ctrl->mbox_lock);
- return status;
-}
-
unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba,
struct invalidate_command_table *inv_tbl,
unsigned int num_invalidate, unsigned int cid,
@@ -844,7 +299,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba,
nonemb_cmd->size);
if (dst_addr->sa_family == PF_INET) {
__be32 s_addr = daddr_in->sin_addr.s_addr;
- req->ip_address.ip_type = BE2_IPV4;
+ req->ip_address.ip_type = BEISCSI_IP_TYPE_V4;
req->ip_address.addr[0] = s_addr & 0x000000ff;
req->ip_address.addr[1] = (s_addr & 0x0000ff00) >> 8;
req->ip_address.addr[2] = (s_addr & 0x00ff0000) >> 16;
@@ -852,17 +307,17 @@ int mgmt_open_connection(struct beiscsi_hba *phba,
req->tcp_port = ntohs(daddr_in->sin_port);
beiscsi_ep->dst_addr = daddr_in->sin_addr.s_addr;
beiscsi_ep->dst_tcpport = ntohs(daddr_in->sin_port);
- beiscsi_ep->ip_type = BE2_IPV4;
+ beiscsi_ep->ip_type = BEISCSI_IP_TYPE_V4;
} else {
/* else its PF_INET6 family */
- req->ip_address.ip_type = BE2_IPV6;
+ req->ip_address.ip_type = BEISCSI_IP_TYPE_V6;
memcpy(&req->ip_address.addr,
&daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
req->tcp_port = ntohs(daddr_in6->sin6_port);
beiscsi_ep->dst_tcpport = ntohs(daddr_in6->sin6_port);
memcpy(&beiscsi_ep->dst6_addr,
&daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
- beiscsi_ep->ip_type = BE2_IPV6;
+ beiscsi_ep->ip_type = BEISCSI_IP_TYPE_V6;
}
req->cid = cid;
i = phba->nxt_cqid++;
@@ -883,7 +338,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba,
if (!is_chip_be2_be3r(phba)) {
req->hdr.version = MBX_CMD_VER1;
- req->tcp_window_size = 0;
+ req->tcp_window_size = 0x8000;
req->tcp_window_scale_count = 2;
}
@@ -892,44 +347,6 @@ int mgmt_open_connection(struct beiscsi_hba *phba,
return tag;
}
-unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb;
- struct be_cmd_get_all_if_id_req *req;
- struct be_cmd_get_all_if_id_req *pbe_allid;
- unsigned int tag;
- int status = 0;
-
- if (mutex_lock_interruptible(&ctrl->mbox_lock))
- return -EINTR;
- wrb = alloc_mcc_wrb(phba, &tag);
- if (!wrb) {
- mutex_unlock(&ctrl->mbox_lock);
- return -ENOMEM;
- }
-
- req = embedded_payload(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
- OPCODE_COMMON_ISCSI_NTWK_GET_ALL_IF_ID,
- sizeof(*req));
- be_mcc_notify(phba, tag);
- mutex_unlock(&ctrl->mbox_lock);
-
- status = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL);
- if (status) {
- beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BG_%d : Failed in mgmt_get_all_if_id\n");
- return -EBUSY;
- }
-
- pbe_allid = embedded_payload(wrb);
- phba->interface_handle = pbe_allid->if_hndl_list[0];
-
- return status;
-}
-
/*
* mgmt_exec_nonemb_cmd()- Execute Non Embedded MBX Cmd
* @phba: Driver priv structure
@@ -1001,72 +418,68 @@ static int mgmt_alloc_cmd_data(struct beiscsi_hba *phba, struct be_dma_mem *cmd,
}
cmd->size = size;
be_cmd_hdr_prepare(cmd->va, CMD_SUBSYSTEM_ISCSI, iscsi_cmd, size);
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BG_%d : subsystem iSCSI cmd %d size %d\n",
+ iscsi_cmd, size);
return 0;
}
-static int
-mgmt_static_ip_modify(struct beiscsi_hba *phba,
- struct be_cmd_get_if_info_resp *if_info,
- struct iscsi_iface_param_info *ip_param,
- struct iscsi_iface_param_info *subnet_param,
- uint32_t ip_action)
+unsigned int beiscsi_if_get_handle(struct beiscsi_hba *phba)
{
- struct be_cmd_set_ip_addr_req *req;
- struct be_dma_mem nonemb_cmd;
- uint32_t ip_type;
- int rc;
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_mcc_wrb *wrb;
+ struct be_cmd_get_all_if_id_req *req;
+ struct be_cmd_get_all_if_id_req *pbe_allid;
+ unsigned int tag;
+ int status = 0;
- rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
- OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR,
- sizeof(*req));
- if (rc)
- return rc;
+ if (mutex_lock_interruptible(&ctrl->mbox_lock))
+ return -EINTR;
+ wrb = alloc_mcc_wrb(phba, &tag);
+ if (!wrb) {
+ mutex_unlock(&ctrl->mbox_lock);
+ return -ENOMEM;
+ }
- ip_type = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ?
- BE2_IPV6 : BE2_IPV4 ;
+ req = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+ OPCODE_COMMON_ISCSI_NTWK_GET_ALL_IF_ID,
+ sizeof(*req));
+ be_mcc_notify(phba, tag);
+ mutex_unlock(&ctrl->mbox_lock);
- req = nonemb_cmd.va;
- req->ip_params.record_entry_count = 1;
- req->ip_params.ip_record.action = ip_action;
- req->ip_params.ip_record.interface_hndl =
- phba->interface_handle;
- req->ip_params.ip_record.ip_addr.size_of_structure =
- sizeof(struct be_ip_addr_subnet_format);
- req->ip_params.ip_record.ip_addr.ip_type = ip_type;
+ status = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL);
+ if (status) {
+ beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
+ "BG_%d : %s failed: %d\n", __func__, status);
+ return -EBUSY;
+ }
- if (ip_action == IP_ACTION_ADD) {
- memcpy(req->ip_params.ip_record.ip_addr.addr, ip_param->value,
- sizeof(req->ip_params.ip_record.ip_addr.addr));
+ pbe_allid = embedded_payload(wrb);
+ /* we now support only one interface per function */
+ phba->interface_handle = pbe_allid->if_hndl_list[0];
- if (subnet_param)
- memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
- subnet_param->value,
- sizeof(req->ip_params.ip_record.ip_addr.subnet_mask));
- } else {
- memcpy(req->ip_params.ip_record.ip_addr.addr,
- if_info->ip_addr.addr,
- sizeof(req->ip_params.ip_record.ip_addr.addr));
+ return status;
+}
- memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
- if_info->ip_addr.subnet_mask,
- sizeof(req->ip_params.ip_record.ip_addr.subnet_mask));
- }
+static inline bool beiscsi_if_zero_ip(u8 *ip, u32 ip_type)
+{
+ u32 len;
- rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
- if (rc < 0)
- beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BG_%d : Failed to Modify existing IP Address\n");
- return rc;
+ len = (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN;
+ while (len && !ip[len - 1])
+ len--;
+ return (len == 0);
}
-static int mgmt_modify_gateway(struct beiscsi_hba *phba, uint8_t *gt_addr,
- uint32_t gtway_action, uint32_t param_len)
+static int beiscsi_if_mod_gw(struct beiscsi_hba *phba,
+ u32 action, u32 ip_type, u8 *gw)
{
struct be_cmd_set_def_gateway_req *req;
struct be_dma_mem nonemb_cmd;
int rt_val;
-
rt_val = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
OPCODE_COMMON_ISCSI_NTWK_MODIFY_DEFAULT_GATEWAY,
sizeof(*req));
@@ -1074,200 +487,300 @@ static int mgmt_modify_gateway(struct beiscsi_hba *phba, uint8_t *gt_addr,
return rt_val;
req = nonemb_cmd.va;
- req->action = gtway_action;
- req->ip_addr.ip_type = BE2_IPV4;
+ req->action = action;
+ req->ip_addr.ip_type = ip_type;
+ memcpy(req->ip_addr.addr, gw,
+ (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN);
+ return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
+}
- memcpy(req->ip_addr.addr, gt_addr, sizeof(req->ip_addr.addr));
+int beiscsi_if_set_gw(struct beiscsi_hba *phba, u32 ip_type, u8 *gw)
+{
+ struct be_cmd_get_def_gateway_resp gw_resp;
+ int rt_val;
- return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
+ memset(&gw_resp, 0, sizeof(gw_resp));
+ rt_val = beiscsi_if_get_gw(phba, ip_type, &gw_resp);
+ if (rt_val) {
+ beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
+ "BG_%d : Failed to Get Gateway Addr\n");
+ return rt_val;
+ }
+
+ if (!beiscsi_if_zero_ip(gw_resp.ip_addr.addr, ip_type)) {
+ rt_val = beiscsi_if_mod_gw(phba, IP_ACTION_DEL, ip_type,
+ gw_resp.ip_addr.addr);
+ if (rt_val) {
+ beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
+ "BG_%d : Failed to clear Gateway Addr Set\n");
+ return rt_val;
+ }
+ }
+
+ rt_val = beiscsi_if_mod_gw(phba, IP_ACTION_ADD, ip_type, gw);
+ if (rt_val)
+ beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
+ "BG_%d : Failed to Set Gateway Addr\n");
+
+ return rt_val;
}
-int mgmt_set_ip(struct beiscsi_hba *phba,
- struct iscsi_iface_param_info *ip_param,
- struct iscsi_iface_param_info *subnet_param,
- uint32_t boot_proto)
+int beiscsi_if_get_gw(struct beiscsi_hba *phba, u32 ip_type,
+ struct be_cmd_get_def_gateway_resp *resp)
{
- struct be_cmd_get_def_gateway_resp gtway_addr_set;
- struct be_cmd_get_if_info_resp *if_info;
- struct be_cmd_set_dhcp_req *dhcpreq;
- struct be_cmd_rel_dhcp_req *reldhcp;
+ struct be_cmd_get_def_gateway_req *req;
struct be_dma_mem nonemb_cmd;
- uint8_t *gtway_addr;
- uint32_t ip_type;
int rc;
- rc = mgmt_get_all_if_id(phba);
+ rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
+ OPCODE_COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY,
+ sizeof(*resp));
if (rc)
return rc;
- ip_type = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ?
- BE2_IPV6 : BE2_IPV4 ;
+ req = nonemb_cmd.va;
+ req->ip_type = ip_type;
+
+ return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, resp,
+ sizeof(*resp));
+}
+
+static int
+beiscsi_if_clr_ip(struct beiscsi_hba *phba,
+ struct be_cmd_get_if_info_resp *if_info)
+{
+ struct be_cmd_set_ip_addr_req *req;
+ struct be_dma_mem nonemb_cmd;
+ int rc;
- rc = mgmt_get_if_info(phba, ip_type, &if_info);
+ rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
+ OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR,
+ sizeof(*req));
if (rc)
return rc;
- if (boot_proto == ISCSI_BOOTPROTO_DHCP) {
- if (if_info->dhcp_state) {
- beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BG_%d : DHCP Already Enabled\n");
- goto exit;
- }
- /* The ip_param->len is 1 in DHCP case. Setting
- proper IP len as this it is used while
- freeing the Static IP.
- */
- ip_param->len = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ?
- IP_V6_LEN : IP_V4_LEN;
-
- } else {
- if (if_info->dhcp_state) {
+ req = nonemb_cmd.va;
+ req->ip_params.record_entry_count = 1;
+ req->ip_params.ip_record.action = IP_ACTION_DEL;
+ req->ip_params.ip_record.interface_hndl =
+ phba->interface_handle;
+ req->ip_params.ip_record.ip_addr.size_of_structure =
+ sizeof(struct be_ip_addr_subnet_format);
+ req->ip_params.ip_record.ip_addr.ip_type = if_info->ip_addr.ip_type;
+ memcpy(req->ip_params.ip_record.ip_addr.addr,
+ if_info->ip_addr.addr,
+ sizeof(if_info->ip_addr.addr));
+ memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
+ if_info->ip_addr.subnet_mask,
+ sizeof(if_info->ip_addr.subnet_mask));
+ rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
+ if (rc < 0 || req->ip_params.ip_record.status) {
+ beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG,
+ "BG_%d : failed to clear IP: rc %d status %d\n",
+ rc, req->ip_params.ip_record.status);
+ }
+ return rc;
+}
- memset(if_info, 0, sizeof(*if_info));
- rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
- OPCODE_COMMON_ISCSI_NTWK_REL_STATELESS_IP_ADDR,
- sizeof(*reldhcp));
+static int
+beiscsi_if_set_ip(struct beiscsi_hba *phba, u8 *ip,
+ u8 *subnet, u32 ip_type)
+{
+ struct be_cmd_set_ip_addr_req *req;
+ struct be_dma_mem nonemb_cmd;
+ uint32_t ip_len;
+ int rc;
- if (rc)
- goto exit;
+ rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
+ OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR,
+ sizeof(*req));
+ if (rc)
+ return rc;
- reldhcp = nonemb_cmd.va;
- reldhcp->interface_hndl = phba->interface_handle;
- reldhcp->ip_type = ip_type;
+ req = nonemb_cmd.va;
+ req->ip_params.record_entry_count = 1;
+ req->ip_params.ip_record.action = IP_ACTION_ADD;
+ req->ip_params.ip_record.interface_hndl =
+ phba->interface_handle;
+ req->ip_params.ip_record.ip_addr.size_of_structure =
+ sizeof(struct be_ip_addr_subnet_format);
+ req->ip_params.ip_record.ip_addr.ip_type = ip_type;
+ ip_len = (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN;
+ memcpy(req->ip_params.ip_record.ip_addr.addr, ip, ip_len);
+ if (subnet)
+ memcpy(req->ip_params.ip_record.ip_addr.subnet_mask,
+ subnet, ip_len);
- rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
- if (rc < 0) {
- beiscsi_log(phba, KERN_WARNING,
- BEISCSI_LOG_CONFIG,
- "BG_%d : Failed to Delete existing dhcp\n");
- goto exit;
- }
- }
+ rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
+ /**
+ * In some cases, host needs to look into individual record status
+ * even though FW reported success for that IOCTL.
+ */
+ if (rc < 0 || req->ip_params.ip_record.status) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BG_%d : failed to set IP: rc %d status %d\n",
+ rc, req->ip_params.ip_record.status);
+ if (req->ip_params.ip_record.status)
+ rc = -EINVAL;
}
+ return rc;
+}
- /* Delete the Static IP Set */
- if (if_info->ip_addr.addr[0]) {
- rc = mgmt_static_ip_modify(phba, if_info, ip_param, NULL,
- IP_ACTION_DEL);
+int beiscsi_if_en_static(struct beiscsi_hba *phba, u32 ip_type,
+ u8 *ip, u8 *subnet)
+{
+ struct be_cmd_get_if_info_resp *if_info;
+ struct be_cmd_rel_dhcp_req *reldhcp;
+ struct be_dma_mem nonemb_cmd;
+ int rc;
+
+ rc = beiscsi_if_get_info(phba, ip_type, &if_info);
+ if (rc)
+ return rc;
+
+ if (if_info->dhcp_state) {
+ rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
+ OPCODE_COMMON_ISCSI_NTWK_REL_STATELESS_IP_ADDR,
+ sizeof(*reldhcp));
if (rc)
goto exit;
- }
- /* Delete the Gateway settings if mode change is to DHCP */
- if (boot_proto == ISCSI_BOOTPROTO_DHCP) {
- memset(&gtway_addr_set, 0, sizeof(gtway_addr_set));
- rc = mgmt_get_gateway(phba, BE2_IPV4, &gtway_addr_set);
- if (rc) {
+ reldhcp = nonemb_cmd.va;
+ reldhcp->interface_hndl = phba->interface_handle;
+ reldhcp->ip_type = ip_type;
+ rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
+ if (rc < 0) {
beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BG_%d : Failed to Get Gateway Addr\n");
+ "BG_%d : failed to release existing DHCP: %d\n",
+ rc);
goto exit;
}
-
- if (gtway_addr_set.ip_addr.addr[0]) {
- gtway_addr = (uint8_t *)&gtway_addr_set.ip_addr.addr;
- rc = mgmt_modify_gateway(phba, gtway_addr,
- IP_ACTION_DEL, IP_V4_LEN);
-
- if (rc) {
- beiscsi_log(phba, KERN_WARNING,
- BEISCSI_LOG_CONFIG,
- "BG_%d : Failed to clear Gateway Addr Set\n");
- goto exit;
- }
- }
}
- /* Set Adapter to DHCP/Static Mode */
- if (boot_proto == ISCSI_BOOTPROTO_DHCP) {
- rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
- OPCODE_COMMON_ISCSI_NTWK_CONFIG_STATELESS_IP_ADDR,
- sizeof(*dhcpreq));
+ /* first delete any IP set */
+ if (!beiscsi_if_zero_ip(if_info->ip_addr.addr, ip_type)) {
+ rc = beiscsi_if_clr_ip(phba, if_info);
if (rc)
goto exit;
-
- dhcpreq = nonemb_cmd.va;
- dhcpreq->flags = BLOCKING;
- dhcpreq->retry_count = 1;
- dhcpreq->interface_hndl = phba->interface_handle;
- dhcpreq->ip_type = BE2_DHCP_V4;
-
- rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
- } else {
- rc = mgmt_static_ip_modify(phba, if_info, ip_param,
- subnet_param, IP_ACTION_ADD);
}
+ /* if ip == NULL then this is called just to release DHCP IP */
+ if (ip)
+ rc = beiscsi_if_set_ip(phba, ip, subnet, ip_type);
exit:
kfree(if_info);
return rc;
}
-int mgmt_set_gateway(struct beiscsi_hba *phba,
- struct iscsi_iface_param_info *gateway_param)
+int beiscsi_if_en_dhcp(struct beiscsi_hba *phba, u32 ip_type)
{
- struct be_cmd_get_def_gateway_resp gtway_addr_set;
- uint8_t *gtway_addr;
- int rt_val;
+ struct be_cmd_get_def_gateway_resp gw_resp;
+ struct be_cmd_get_if_info_resp *if_info;
+ struct be_cmd_set_dhcp_req *dhcpreq;
+ struct be_dma_mem nonemb_cmd;
+ u8 *gw;
+ int rc;
- memset(&gtway_addr_set, 0, sizeof(gtway_addr_set));
- rt_val = mgmt_get_gateway(phba, BE2_IPV4, &gtway_addr_set);
- if (rt_val) {
+ rc = beiscsi_if_get_info(phba, ip_type, &if_info);
+ if (rc)
+ return rc;
+
+ if (if_info->dhcp_state) {
beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BG_%d : Failed to Get Gateway Addr\n");
- return rt_val;
+ "BG_%d : DHCP Already Enabled\n");
+ goto exit;
}
- if (gtway_addr_set.ip_addr.addr[0]) {
- gtway_addr = (uint8_t *)&gtway_addr_set.ip_addr.addr;
- rt_val = mgmt_modify_gateway(phba, gtway_addr, IP_ACTION_DEL,
- gateway_param->len);
- if (rt_val) {
+ /* first delete any IP set */
+ if (!beiscsi_if_zero_ip(if_info->ip_addr.addr, ip_type)) {
+ rc = beiscsi_if_clr_ip(phba, if_info);
+ if (rc)
+ goto exit;
+ }
+
+ /* delete gateway settings if mode change is to DHCP */
+ memset(&gw_resp, 0, sizeof(gw_resp));
+ /* use ip_type provided in if_info */
+ rc = beiscsi_if_get_gw(phba, if_info->ip_addr.ip_type, &gw_resp);
+ if (rc) {
+ beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
+ "BG_%d : Failed to Get Gateway Addr\n");
+ goto exit;
+ }
+ gw = (u8 *)&gw_resp.ip_addr.addr;
+ if (!beiscsi_if_zero_ip(gw, if_info->ip_addr.ip_type)) {
+ rc = beiscsi_if_mod_gw(phba, IP_ACTION_DEL,
+ if_info->ip_addr.ip_type, gw);
+ if (rc) {
beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
"BG_%d : Failed to clear Gateway Addr Set\n");
- return rt_val;
+ goto exit;
}
}
- gtway_addr = (uint8_t *)&gateway_param->value;
- rt_val = mgmt_modify_gateway(phba, gtway_addr, IP_ACTION_ADD,
- gateway_param->len);
+ rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
+ OPCODE_COMMON_ISCSI_NTWK_CONFIG_STATELESS_IP_ADDR,
+ sizeof(*dhcpreq));
+ if (rc)
+ goto exit;
- if (rt_val)
- beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG,
- "BG_%d : Failed to Set Gateway Addr\n");
+ dhcpreq = nonemb_cmd.va;
+ dhcpreq->flags = 1; /* 1 - blocking; 0 - non-blocking */
+ dhcpreq->retry_count = 1;
+ dhcpreq->interface_hndl = phba->interface_handle;
+ dhcpreq->ip_type = ip_type;
+ rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0);
- return rt_val;
+exit:
+ kfree(if_info);
+ return rc;
}
-int mgmt_get_gateway(struct beiscsi_hba *phba, int ip_type,
- struct be_cmd_get_def_gateway_resp *gateway)
+/**
+ * beiscsi_if_set_vlan()- Issue and wait for CMD completion
+ * @phba: device private structure instance
+ * @vlan_tag: VLAN tag
+ *
+ * Issue the MBX Cmd and wait for the completion of the
+ * command.
+ *
+ * returns
+ * Success: 0
+ * Failure: Non-Xero Value
+ **/
+int beiscsi_if_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag)
{
- struct be_cmd_get_def_gateway_req *req;
- struct be_dma_mem nonemb_cmd;
int rc;
+ unsigned int tag;
- rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd,
- OPCODE_COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY,
- sizeof(*gateway));
- if (rc)
- return rc;
-
- req = nonemb_cmd.va;
- req->ip_type = ip_type;
+ tag = be_cmd_set_vlan(phba, vlan_tag);
+ if (!tag) {
+ beiscsi_log(phba, KERN_ERR,
+ (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
+ "BG_%d : VLAN Setting Failed\n");
+ return -EBUSY;
+ }
- return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, gateway,
- sizeof(*gateway));
+ rc = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL);
+ if (rc) {
+ beiscsi_log(phba, KERN_ERR,
+ (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
+ "BS_%d : VLAN MBX Cmd Failed\n");
+ return rc;
+ }
+ return rc;
}
-int mgmt_get_if_info(struct beiscsi_hba *phba, int ip_type,
- struct be_cmd_get_if_info_resp **if_info)
+
+int beiscsi_if_get_info(struct beiscsi_hba *phba, int ip_type,
+ struct be_cmd_get_if_info_resp **if_info)
{
struct be_cmd_get_if_info_req *req;
struct be_dma_mem nonemb_cmd;
uint32_t ioctl_size = sizeof(struct be_cmd_get_if_info_resp);
int rc;
- rc = mgmt_get_all_if_id(phba);
+ rc = beiscsi_if_get_handle(phba);
if (rc)
return rc;
@@ -1364,123 +877,317 @@ unsigned int be_cmd_get_initname(struct beiscsi_hba *phba)
return tag;
}
+static void beiscsi_boot_process_compl(struct beiscsi_hba *phba,
+ unsigned int tag)
+{
+ struct be_cmd_get_boot_target_resp *boot_resp;
+ struct be_cmd_resp_logout_fw_sess *logo_resp;
+ struct be_cmd_get_session_resp *sess_resp;
+ struct be_mcc_wrb *wrb;
+ struct boot_struct *bs;
+ int boot_work, status;
+
+ if (!test_bit(BEISCSI_HBA_BOOT_WORK, &phba->state)) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BG_%d : %s no boot work %lx\n",
+ __func__, phba->state);
+ return;
+ }
+
+ if (phba->boot_struct.tag != tag) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BG_%d : %s tag mismatch %d:%d\n",
+ __func__, tag, phba->boot_struct.tag);
+ return;
+ }
+ bs = &phba->boot_struct;
+ boot_work = 1;
+ status = 0;
+ switch (bs->action) {
+ case BEISCSI_BOOT_REOPEN_SESS:
+ status = __beiscsi_mcc_compl_status(phba, tag, NULL, NULL);
+ if (!status)
+ bs->action = BEISCSI_BOOT_GET_SHANDLE;
+ else
+ bs->retry--;
+ break;
+ case BEISCSI_BOOT_GET_SHANDLE:
+ status = __beiscsi_mcc_compl_status(phba, tag, &wrb, NULL);
+ if (!status) {
+ boot_resp = embedded_payload(wrb);
+ bs->s_handle = boot_resp->boot_session_handle;
+ }
+ if (bs->s_handle == BE_BOOT_INVALID_SHANDLE) {
+ bs->action = BEISCSI_BOOT_REOPEN_SESS;
+ bs->retry--;
+ } else {
+ bs->action = BEISCSI_BOOT_GET_SINFO;
+ }
+ break;
+ case BEISCSI_BOOT_GET_SINFO:
+ status = __beiscsi_mcc_compl_status(phba, tag, NULL,
+ &bs->nonemb_cmd);
+ if (!status) {
+ sess_resp = bs->nonemb_cmd.va;
+ memcpy(&bs->boot_sess, &sess_resp->session_info,
+ sizeof(struct mgmt_session_info));
+ bs->action = BEISCSI_BOOT_LOGOUT_SESS;
+ } else {
+ __beiscsi_log(phba, KERN_ERR,
+ "BG_%d : get boot session info error : 0x%x\n",
+ status);
+ boot_work = 0;
+ }
+ pci_free_consistent(phba->ctrl.pdev, bs->nonemb_cmd.size,
+ bs->nonemb_cmd.va, bs->nonemb_cmd.dma);
+ bs->nonemb_cmd.va = NULL;
+ break;
+ case BEISCSI_BOOT_LOGOUT_SESS:
+ status = __beiscsi_mcc_compl_status(phba, tag, &wrb, NULL);
+ if (!status) {
+ logo_resp = embedded_payload(wrb);
+ if (logo_resp->session_status != BE_SESS_STATUS_CLOSE) {
+ __beiscsi_log(phba, KERN_ERR,
+ "BG_%d : FW boot session logout error : 0x%x\n",
+ logo_resp->session_status);
+ }
+ }
+ /* continue to create boot_kset even if logout failed? */
+ bs->action = BEISCSI_BOOT_CREATE_KSET;
+ break;
+ default:
+ break;
+ }
+
+ /* clear the tag so no other completion matches this tag */
+ bs->tag = 0;
+ if (!bs->retry) {
+ boot_work = 0;
+ __beiscsi_log(phba, KERN_ERR,
+ "BG_%d : failed to setup boot target: status %d action %d\n",
+ status, bs->action);
+ }
+ if (!boot_work) {
+ /* wait for next event to start boot_work */
+ clear_bit(BEISCSI_HBA_BOOT_WORK, &phba->state);
+ return;
+ }
+ schedule_work(&phba->boot_work);
+}
+
/**
- * be_mgmt_get_boot_shandle()- Get the session handle
- * @phba: device priv structure instance
- * @s_handle: session handle returned for boot session.
+ * beiscsi_boot_logout_sess()- Logout from boot FW session
+ * @phba: Device priv structure instance
*
- * Get the boot target session handle. In case of
- * crashdump mode driver has to issue and MBX Cmd
- * for FW to login to boot target
+ * return
+ * the TAG used for MBOX Command
+ *
+ */
+unsigned int beiscsi_boot_logout_sess(struct beiscsi_hba *phba)
+{
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_mcc_wrb *wrb;
+ struct be_cmd_req_logout_fw_sess *req;
+ unsigned int tag;
+
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = alloc_mcc_wrb(phba, &tag);
+ if (!wrb) {
+ mutex_unlock(&ctrl->mbox_lock);
+ return 0;
+ }
+
+ req = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
+ OPCODE_ISCSI_INI_SESSION_LOGOUT_TARGET,
+ sizeof(struct be_cmd_req_logout_fw_sess));
+ /* Use the session handle copied into boot_sess */
+ req->session_handle = phba->boot_struct.boot_sess.session_handle;
+
+ phba->boot_struct.tag = tag;
+ set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
+ ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
+
+ be_mcc_notify(phba, tag);
+ mutex_unlock(&ctrl->mbox_lock);
+
+ return tag;
+}
+/**
+ * beiscsi_boot_reopen_sess()- Reopen boot session
+ * @phba: Device priv structure instance
*
* return
- * Success: 0
- * Failure: Non-Zero value
+ * the TAG used for MBOX Command
*
**/
-int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba,
- unsigned int *s_handle)
+unsigned int beiscsi_boot_reopen_sess(struct beiscsi_hba *phba)
{
- struct be_cmd_get_boot_target_resp *boot_resp;
+ struct be_ctrl_info *ctrl = &phba->ctrl;
struct be_mcc_wrb *wrb;
+ struct be_cmd_reopen_session_req *req;
unsigned int tag;
- uint8_t boot_retry = 3;
- int rc;
- do {
- /* Get the Boot Target Session Handle and Count*/
- tag = mgmt_get_boot_target(phba);
- if (!tag) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT,
- "BG_%d : Getting Boot Target Info Failed\n");
- return -EAGAIN;
- }
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = alloc_mcc_wrb(phba, &tag);
+ if (!wrb) {
+ mutex_unlock(&ctrl->mbox_lock);
+ return 0;
+ }
- rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL);
- if (rc) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BG_%d : MBX CMD get_boot_target Failed\n");
- return -EBUSY;
- }
+ req = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
+ OPCODE_ISCSI_INI_DRIVER_REOPEN_ALL_SESSIONS,
+ sizeof(struct be_cmd_reopen_session_resp));
+ req->reopen_type = BE_REOPEN_BOOT_SESSIONS;
+ req->session_handle = BE_BOOT_INVALID_SHANDLE;
- boot_resp = embedded_payload(wrb);
+ phba->boot_struct.tag = tag;
+ set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
+ ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
- /* Check if the there are any Boot targets configured */
- if (!boot_resp->boot_session_count) {
- beiscsi_log(phba, KERN_INFO,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BG_%d ;No boot targets configured\n");
- return -ENXIO;
- }
+ be_mcc_notify(phba, tag);
+ mutex_unlock(&ctrl->mbox_lock);
+ return tag;
+}
- /* FW returns the session handle of the boot session */
- if (boot_resp->boot_session_handle != INVALID_SESS_HANDLE) {
- *s_handle = boot_resp->boot_session_handle;
- return 0;
- }
- /* Issue MBX Cmd to FW to login to the boot target */
- tag = mgmt_reopen_session(phba, BE_REOPEN_BOOT_SESSIONS,
- INVALID_SESS_HANDLE);
- if (!tag) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BG_%d : mgmt_reopen_session Failed\n");
- return -EAGAIN;
- }
+/**
+ * beiscsi_boot_get_sinfo()- Get boot session info
+ * @phba: device priv structure instance
+ *
+ * Fetches the boot_struct.s_handle info from FW.
+ * return
+ * the TAG used for MBOX Command
+ *
+ **/
+unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba)
+{
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_cmd_get_session_resp *resp;
+ struct be_cmd_get_session_req *req;
+ struct be_dma_mem *nonemb_cmd;
+ struct be_mcc_wrb *wrb;
+ struct be_sge *sge;
+ unsigned int tag;
- rc = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL);
- if (rc) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BG_%d : mgmt_reopen_session Failed");
- return rc;
- }
- } while (--boot_retry);
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = alloc_mcc_wrb(phba, &tag);
+ if (!wrb) {
+ mutex_unlock(&ctrl->mbox_lock);
+ return 0;
+ }
- /* Couldn't log into the boot target */
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BG_%d : Login to Boot Target Failed\n");
- return -ENXIO;
+ nonemb_cmd = &phba->boot_struct.nonemb_cmd;
+ nonemb_cmd->size = sizeof(*resp);
+ nonemb_cmd->va = pci_alloc_consistent(phba->ctrl.pdev,
+ sizeof(nonemb_cmd->size),
+ &nonemb_cmd->dma);
+ if (!nonemb_cmd->va) {
+ mutex_unlock(&ctrl->mbox_lock);
+ return 0;
+ }
+
+ req = nonemb_cmd->va;
+ memset(req, 0, sizeof(*req));
+ sge = nonembedded_sgl(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
+ OPCODE_ISCSI_INI_SESSION_GET_A_SESSION,
+ sizeof(*resp));
+ req->session_handle = phba->boot_struct.s_handle;
+ sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
+ sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
+ sge->len = cpu_to_le32(nonemb_cmd->size);
+
+ phba->boot_struct.tag = tag;
+ set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
+ ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
+
+ be_mcc_notify(phba, tag);
+ mutex_unlock(&ctrl->mbox_lock);
+ return tag;
+}
+
+unsigned int __beiscsi_boot_get_shandle(struct beiscsi_hba *phba, int async)
+{
+ struct be_ctrl_info *ctrl = &phba->ctrl;
+ struct be_mcc_wrb *wrb;
+ struct be_cmd_get_boot_target_req *req;
+ unsigned int tag;
+
+ mutex_lock(&ctrl->mbox_lock);
+ wrb = alloc_mcc_wrb(phba, &tag);
+ if (!wrb) {
+ mutex_unlock(&ctrl->mbox_lock);
+ return 0;
+ }
+
+ req = embedded_payload(wrb);
+ be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+ be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
+ OPCODE_ISCSI_INI_BOOT_GET_BOOT_TARGET,
+ sizeof(struct be_cmd_get_boot_target_resp));
+
+ if (async) {
+ phba->boot_struct.tag = tag;
+ set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state);
+ ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl;
+ }
+
+ be_mcc_notify(phba, tag);
+ mutex_unlock(&ctrl->mbox_lock);
+ return tag;
}
/**
- * mgmt_set_vlan()- Issue and wait for CMD completion
- * @phba: device private structure instance
- * @vlan_tag: VLAN tag
+ * beiscsi_boot_get_shandle()- Get boot session handle
+ * @phba: device priv structure instance
+ * @s_handle: session handle returned for boot session.
*
- * Issue the MBX Cmd and wait for the completion of the
- * command.
+ * return
+ * Success: 1
+ * Failure: negative
*
- * returns
- * Success: 0
- * Failure: Non-Xero Value
**/
-int mgmt_set_vlan(struct beiscsi_hba *phba,
- uint16_t vlan_tag)
+int beiscsi_boot_get_shandle(struct beiscsi_hba *phba, unsigned int *s_handle)
{
- int rc;
+ struct be_cmd_get_boot_target_resp *boot_resp;
+ struct be_mcc_wrb *wrb;
unsigned int tag;
+ int rc;
- tag = be_cmd_set_vlan(phba, vlan_tag);
+ *s_handle = BE_BOOT_INVALID_SHANDLE;
+ /* get configured boot session count and handle */
+ tag = __beiscsi_boot_get_shandle(phba, 0);
if (!tag) {
beiscsi_log(phba, KERN_ERR,
- (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
- "BG_%d : VLAN Setting Failed\n");
- return -EBUSY;
+ BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT,
+ "BG_%d : Getting Boot Target Info Failed\n");
+ return -EAGAIN;
}
- rc = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL);
+ rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL);
if (rc) {
beiscsi_log(phba, KERN_ERR,
- (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX),
- "BS_%d : VLAN MBX Cmd Failed\n");
- return rc;
+ BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
+ "BG_%d : MBX CMD get_boot_target Failed\n");
+ return -EBUSY;
}
- return rc;
+
+ boot_resp = embedded_payload(wrb);
+ /* check if there are any boot targets configured */
+ if (!boot_resp->boot_session_count) {
+ __beiscsi_log(phba, KERN_INFO,
+ "BG_%d : No boot targets configured\n");
+ return -ENXIO;
+ }
+
+ /* only if FW has logged in to the boot target, s_handle is valid */
+ *s_handle = boot_resp->boot_session_handle;
+ return 1;
}
/**
@@ -1645,7 +1352,6 @@ void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
{
struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
- memset(pwrb, 0, sizeof(*pwrb));
AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
max_send_data_segment_length, pwrb,
params->dw[offsetof(struct amap_beiscsi_offload_params,
@@ -1717,8 +1423,6 @@ void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
{
struct iscsi_wrb *pwrb = pwrb_handle->pwrb;
- memset(pwrb, 0, sizeof(*pwrb));
-
AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2,
max_burst_length, pwrb, params->dw[offsetof
(struct amap_beiscsi_offload_params,
@@ -1790,70 +1494,3 @@ void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
(params->dw[offsetof(struct amap_beiscsi_offload_params,
exp_statsn) / 32] + 1));
}
-
-/**
- * beiscsi_logout_fw_sess()- Firmware Session Logout
- * @phba: Device priv structure instance
- * @fw_sess_handle: FW session handle
- *
- * Logout from the FW established sessions.
- * returns
- * Success: 0
- * Failure: Non-Zero Value
- *
- */
-int beiscsi_logout_fw_sess(struct beiscsi_hba *phba,
- uint32_t fw_sess_handle)
-{
- struct be_ctrl_info *ctrl = &phba->ctrl;
- struct be_mcc_wrb *wrb;
- struct be_cmd_req_logout_fw_sess *req;
- struct be_cmd_resp_logout_fw_sess *resp;
- unsigned int tag;
- int rc;
-
- beiscsi_log(phba, KERN_INFO,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BG_%d : In bescsi_logout_fwboot_sess\n");
-
- mutex_lock(&ctrl->mbox_lock);
- wrb = alloc_mcc_wrb(phba, &tag);
- if (!wrb) {
- mutex_unlock(&ctrl->mbox_lock);
- beiscsi_log(phba, KERN_INFO,
- BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX,
- "BG_%d : MBX Tag Failure\n");
- return -EINVAL;
- }
-
- req = embedded_payload(wrb);
- be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
- be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
- OPCODE_ISCSI_INI_SESSION_LOGOUT_TARGET,
- sizeof(struct be_cmd_req_logout_fw_sess));
-
- /* Set the session handle */
- req->session_handle = fw_sess_handle;
- be_mcc_notify(phba, tag);
- mutex_unlock(&ctrl->mbox_lock);
-
- rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL);
- if (rc) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BG_%d : MBX CMD FW_SESSION_LOGOUT_TARGET Failed\n");
- return -EBUSY;
- }
-
- resp = embedded_payload(wrb);
- if (resp->session_status !=
- BEISCSI_MGMT_SESSION_CLOSE) {
- beiscsi_log(phba, KERN_ERR,
- BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG,
- "BG_%d : FW_SESSION_LOGOUT_TARGET resp : 0x%x\n",
- resp->session_status);
- rc = -EINVAL;
- }
-
- return rc;
-}
diff --git a/drivers/scsi/be2iscsi/be_mgmt.h b/drivers/scsi/be2iscsi/be_mgmt.h
index f3a48a04b2ca..b897cfd57c72 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.h
+++ b/drivers/scsi/be2iscsi/be_mgmt.h
@@ -1,5 +1,5 @@
/**
- * Copyright (C) 2005 - 2015 Emulex
+ * Copyright (C) 2005 - 2016 Broadcom
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
@@ -7,10 +7,10 @@
* as published by the Free Software Foundation. The full GNU General
* Public License is included in this distribution in the file called COPYING.
*
- * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com)
+ * Written by: Jayamohan Kallickal (jayamohan.kallickal@broadcom.com)
*
* Contact Information:
- * linux-drivers@avagotech.com
+ * linux-drivers@broadcom.com
*
* Emulex
* 3333 Susan Street
@@ -96,7 +96,6 @@ struct mcc_wrb {
struct mcc_wrb_payload payload;
};
-int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
int mgmt_open_connection(struct beiscsi_hba *phba,
struct sockaddr *dst_addr,
struct beiscsi_endpoint *beiscsi_ep,
@@ -266,50 +265,41 @@ struct beiscsi_endpoint {
u16 cid_vld;
};
-int mgmt_get_fw_config(struct be_ctrl_info *ctrl,
- struct beiscsi_hba *phba);
-int mgmt_get_port_name(struct be_ctrl_info *ctrl,
- struct beiscsi_hba *phba);
-
unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba,
struct beiscsi_endpoint *beiscsi_ep,
unsigned short cid,
unsigned short issue_reset,
unsigned short savecfg_flag);
-int mgmt_set_ip(struct beiscsi_hba *phba,
- struct iscsi_iface_param_info *ip_param,
- struct iscsi_iface_param_info *subnet_param,
- uint32_t boot_proto);
+int beiscsi_if_en_dhcp(struct beiscsi_hba *phba, u32 ip_type);
-unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba);
+int beiscsi_if_en_static(struct beiscsi_hba *phba, u32 ip_type,
+ u8 *ip, u8 *subnet);
-unsigned int mgmt_reopen_session(struct beiscsi_hba *phba,
- unsigned int reopen_type,
- unsigned sess_handle);
+int beiscsi_if_set_gw(struct beiscsi_hba *phba, u32 ip_type, u8 *gw);
-unsigned int mgmt_get_session_info(struct beiscsi_hba *phba,
- u32 boot_session_handle,
- struct be_dma_mem *nonemb_cmd);
+int beiscsi_if_get_gw(struct beiscsi_hba *phba, u32 ip_type,
+ struct be_cmd_get_def_gateway_resp *resp);
int mgmt_get_nic_conf(struct beiscsi_hba *phba,
struct be_cmd_get_nic_conf_resp *mac);
-int mgmt_get_if_info(struct beiscsi_hba *phba, int ip_type,
- struct be_cmd_get_if_info_resp **if_info);
+int beiscsi_if_get_info(struct beiscsi_hba *phba, int ip_type,
+ struct be_cmd_get_if_info_resp **if_info);
+
+unsigned int beiscsi_if_get_handle(struct beiscsi_hba *phba);
+
+int beiscsi_if_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag);
-int mgmt_get_gateway(struct beiscsi_hba *phba, int ip_type,
- struct be_cmd_get_def_gateway_resp *gateway);
+unsigned int beiscsi_boot_logout_sess(struct beiscsi_hba *phba);
-int mgmt_set_gateway(struct beiscsi_hba *phba,
- struct iscsi_iface_param_info *gateway_param);
+unsigned int beiscsi_boot_reopen_sess(struct beiscsi_hba *phba);
-int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba,
- unsigned int *s_handle);
+unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba);
-unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba);
+unsigned int __beiscsi_boot_get_shandle(struct beiscsi_hba *phba, int async);
-int mgmt_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag);
+int beiscsi_boot_get_shandle(struct beiscsi_hba *phba, unsigned int *s_handle);
ssize_t beiscsi_drvr_ver_disp(struct device *dev,
struct device_attribute *attr, char *buf);
@@ -339,7 +329,6 @@ void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params,
struct wrb_handle *pwrb_handle,
struct hwi_wrb_context *pwrb_context);
-void beiscsi_ue_detect(struct beiscsi_hba *phba);
int be_cmd_modify_eq_delay(struct beiscsi_hba *phba,
struct be_set_eqd *, int num);
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