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path: root/drivers/scsi/qla2xxx/qla_dbg.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_dbg.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_dbg.c396
1 files changed, 288 insertions, 108 deletions
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index c53719a9a747..d79cd8a5f831 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -4,10 +4,36 @@
*
* See LICENSE.qla2xxx for copyright and licensing details.
*/
+
+/*
+ * Table for showing the current message id in use for particular level
+ * Change this table for addition of log/debug messages.
+ * ----------------------------------------------------------------------
+ * | Level | Last Value Used | Holes |
+ * ----------------------------------------------------------------------
+ * | Module Init and Probe | 0x0116 | |
+ * | Mailbox commands | 0x1126 | |
+ * | Device Discovery | 0x2083 | |
+ * | Queue Command and IO tracing | 0x302e | 0x3008 |
+ * | DPC Thread | 0x401c | |
+ * | Async Events | 0x5059 | |
+ * | Timer Routines | 0x600d | |
+ * | User Space Interactions | 0x709d | |
+ * | Task Management | 0x8041 | |
+ * | AER/EEH | 0x900f | |
+ * | Virtual Port | 0xa007 | |
+ * | ISP82XX Specific | 0xb04f | |
+ * | MultiQ | 0xc00b | |
+ * | Misc | 0xd00b | |
+ * ----------------------------------------------------------------------
+ */
+
#include "qla_def.h"
#include <linux/delay.h>
+static uint32_t ql_dbg_offset = 0x800;
+
static inline void
qla2xxx_prep_dump(struct qla_hw_data *ha, struct qla2xxx_fw_dump *fw_dump)
{
@@ -383,11 +409,11 @@ qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)
struct qla_hw_data *ha = vha->hw;
if (rval != QLA_SUCCESS) {
- qla_printk(KERN_WARNING, ha,
- "Failed to dump firmware (%x)!!!\n", rval);
+ ql_log(ql_log_warn, vha, 0xd000,
+ "Failed to dump firmware (%x).\n", rval);
ha->fw_dumped = 0;
} else {
- qla_printk(KERN_INFO, ha,
+ ql_log(ql_log_info, vha, 0xd001,
"Firmware dump saved to temp buffer (%ld/%p).\n",
vha->host_no, ha->fw_dump);
ha->fw_dumped = 1;
@@ -419,15 +445,16 @@ qla2300_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
- qla_printk(KERN_WARNING, ha,
- "No buffer available for dump!!!\n");
+ ql_log(ql_log_warn, vha, 0xd002,
+ "No buffer available for dump.\n");
goto qla2300_fw_dump_failed;
}
if (ha->fw_dumped) {
- qla_printk(KERN_WARNING, ha,
- "Firmware has been previously dumped (%p) -- ignoring "
- "request...\n", ha->fw_dump);
+ ql_log(ql_log_warn, vha, 0xd003,
+ "Firmware has been previously dumped (%p) "
+ "-- ignoring request.\n",
+ ha->fw_dump);
goto qla2300_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp23;
@@ -582,15 +609,16 @@ qla2100_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
- qla_printk(KERN_WARNING, ha,
- "No buffer available for dump!!!\n");
+ ql_log(ql_log_warn, vha, 0xd004,
+ "No buffer available for dump.\n");
goto qla2100_fw_dump_failed;
}
if (ha->fw_dumped) {
- qla_printk(KERN_WARNING, ha,
- "Firmware has been previously dumped (%p) -- ignoring "
- "request...\n", ha->fw_dump);
+ ql_log(ql_log_warn, vha, 0xd005,
+ "Firmware has been previously dumped (%p) "
+ "-- ignoring request.\n",
+ ha->fw_dump);
goto qla2100_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp21;
@@ -779,15 +807,16 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
- qla_printk(KERN_WARNING, ha,
- "No buffer available for dump!!!\n");
+ ql_log(ql_log_warn, vha, 0xd006,
+ "No buffer available for dump.\n");
goto qla24xx_fw_dump_failed;
}
if (ha->fw_dumped) {
- qla_printk(KERN_WARNING, ha,
- "Firmware has been previously dumped (%p) -- ignoring "
- "request...\n", ha->fw_dump);
+ ql_log(ql_log_warn, vha, 0xd007,
+ "Firmware has been previously dumped (%p) "
+ "-- ignoring request.\n",
+ ha->fw_dump);
goto qla24xx_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp24;
@@ -1017,15 +1046,16 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
- qla_printk(KERN_WARNING, ha,
- "No buffer available for dump!!!\n");
+ ql_log(ql_log_warn, vha, 0xd008,
+ "No buffer available for dump.\n");
goto qla25xx_fw_dump_failed;
}
if (ha->fw_dumped) {
- qla_printk(KERN_WARNING, ha,
- "Firmware has been previously dumped (%p) -- ignoring "
- "request...\n", ha->fw_dump);
+ ql_log(ql_log_warn, vha, 0xd009,
+ "Firmware has been previously dumped (%p) "
+ "-- ignoring request.\n",
+ ha->fw_dump);
goto qla25xx_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp25;
@@ -1328,15 +1358,16 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
spin_lock_irqsave(&ha->hardware_lock, flags);
if (!ha->fw_dump) {
- qla_printk(KERN_WARNING, ha,
- "No buffer available for dump!!!\n");
+ ql_log(ql_log_warn, vha, 0xd00a,
+ "No buffer available for dump.\n");
goto qla81xx_fw_dump_failed;
}
if (ha->fw_dumped) {
- qla_printk(KERN_WARNING, ha,
- "Firmware has been previously dumped (%p) -- ignoring "
- "request...\n", ha->fw_dump);
+ ql_log(ql_log_warn, vha, 0xd00b,
+ "Firmware has been previously dumped (%p) "
+ "-- ignoring request.\n",
+ ha->fw_dump);
goto qla81xx_fw_dump_failed;
}
fw = &ha->fw_dump->isp.isp81;
@@ -1619,106 +1650,255 @@ qla81xx_fw_dump_failed:
/****************************************************************************/
/* Driver Debug Functions. */
/****************************************************************************/
-
+/*
+ * This function is for formatting and logging debug information.
+ * It is to be used when vha is available. It formats the message
+ * and logs it to the messages file.
+ * parameters:
+ * level: The level of the debug messages to be printed.
+ * If ql2xextended_error_logging value is correctly set,
+ * this message will appear in the messages file.
+ * vha: Pointer to the scsi_qla_host_t.
+ * id: This is a unique identifier for the level. It identifies the
+ * part of the code from where the message originated.
+ * msg: The message to be displayed.
+ */
void
-qla2x00_dump_regs(scsi_qla_host_t *vha)
-{
- int i;
- struct qla_hw_data *ha = vha->hw;
- struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
- struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
- uint16_t __iomem *mbx_reg;
+ql_dbg(uint32_t level, scsi_qla_host_t *vha, int32_t id, char *msg, ...) {
+
+ char pbuf[QL_DBG_BUF_LEN];
+ va_list ap;
+ uint32_t len;
+ struct pci_dev *pdev = NULL;
+
+ memset(pbuf, 0, QL_DBG_BUF_LEN);
+
+ va_start(ap, msg);
+
+ if ((level & ql2xextended_error_logging) == level) {
+ if (vha != NULL) {
+ pdev = vha->hw->pdev;
+ /* <module-name> <pci-name> <msg-id>:<host> Message */
+ sprintf(pbuf, "%s [%s]-%04x:%ld: ", QL_MSGHDR,
+ dev_name(&(pdev->dev)), id + ql_dbg_offset,
+ vha->host_no);
+ } else
+ sprintf(pbuf, "%s [%s]-%04x: : ", QL_MSGHDR,
+ "0000:00:00.0", id + ql_dbg_offset);
+
+ len = strlen(pbuf);
+ vsprintf(pbuf+len, msg, ap);
+ pr_warning("%s", pbuf);
+ }
- mbx_reg = IS_FWI2_CAPABLE(ha) ? &reg24->mailbox0:
- MAILBOX_REG(ha, reg, 0);
+ va_end(ap);
- printk("Mailbox registers:\n");
- for (i = 0; i < 6; i++)
- printk("scsi(%ld): mbox %d 0x%04x \n", vha->host_no, i,
- RD_REG_WORD(mbx_reg++));
}
-
+/*
+ * This function is for formatting and logging debug information.
+ * It is to be used when vha is not available and pci is availble,
+ * i.e., before host allocation. It formats the message and logs it
+ * to the messages file.
+ * parameters:
+ * level: The level of the debug messages to be printed.
+ * If ql2xextended_error_logging value is correctly set,
+ * this message will appear in the messages file.
+ * pdev: Pointer to the struct pci_dev.
+ * id: This is a unique id for the level. It identifies the part
+ * of the code from where the message originated.
+ * msg: The message to be displayed.
+ */
void
-qla2x00_dump_buffer(uint8_t * b, uint32_t size)
-{
- uint32_t cnt;
- uint8_t c;
+ql_dbg_pci(uint32_t level, struct pci_dev *pdev, int32_t id, char *msg, ...) {
- printk(" 0 1 2 3 4 5 6 7 8 9 "
- "Ah Bh Ch Dh Eh Fh\n");
- printk("----------------------------------------"
- "----------------------\n");
-
- for (cnt = 0; cnt < size;) {
- c = *b++;
- printk("%02x",(uint32_t) c);
- cnt++;
- if (!(cnt % 16))
- printk("\n");
- else
- printk(" ");
+ char pbuf[QL_DBG_BUF_LEN];
+ va_list ap;
+ uint32_t len;
+
+ if (pdev == NULL)
+ return;
+
+ memset(pbuf, 0, QL_DBG_BUF_LEN);
+
+ va_start(ap, msg);
+
+ if ((level & ql2xextended_error_logging) == level) {
+ /* <module-name> <dev-name>:<msg-id> Message */
+ sprintf(pbuf, "%s [%s]-%04x: : ", QL_MSGHDR,
+ dev_name(&(pdev->dev)), id + ql_dbg_offset);
+
+ len = strlen(pbuf);
+ vsprintf(pbuf+len, msg, ap);
+ pr_warning("%s", pbuf);
}
- if (cnt % 16)
- printk("\n");
+
+ va_end(ap);
+
}
+/*
+ * This function is for formatting and logging log messages.
+ * It is to be used when vha is available. It formats the message
+ * and logs it to the messages file. All the messages will be logged
+ * irrespective of value of ql2xextended_error_logging.
+ * parameters:
+ * level: The level of the log messages to be printed in the
+ * messages file.
+ * vha: Pointer to the scsi_qla_host_t
+ * id: This is a unique id for the level. It identifies the
+ * part of the code from where the message originated.
+ * msg: The message to be displayed.
+ */
void
-qla2x00_dump_buffer_zipped(uint8_t *b, uint32_t size)
-{
- uint32_t cnt;
- uint8_t c;
- uint8_t last16[16], cur16[16];
- uint32_t lc = 0, num_same16 = 0, j;
+ql_log(uint32_t level, scsi_qla_host_t *vha, int32_t id, char *msg, ...) {
- printk(KERN_DEBUG " 0 1 2 3 4 5 6 7 8 9 "
- "Ah Bh Ch Dh Eh Fh\n");
- printk(KERN_DEBUG "----------------------------------------"
- "----------------------\n");
+ char pbuf[QL_DBG_BUF_LEN];
+ va_list ap;
+ uint32_t len;
+ struct pci_dev *pdev = NULL;
- for (cnt = 0; cnt < size;) {
- c = *b++;
+ memset(pbuf, 0, QL_DBG_BUF_LEN);
- cur16[lc++] = c;
+ va_start(ap, msg);
- cnt++;
- if (cnt % 16)
- continue;
-
- /* We have 16 now */
- lc = 0;
- if (num_same16 == 0) {
- memcpy(last16, cur16, 16);
- num_same16++;
- continue;
+ if (level <= ql_errlev) {
+ if (vha != NULL) {
+ pdev = vha->hw->pdev;
+ /* <module-name> <msg-id>:<host> Message */
+ sprintf(pbuf, "%s [%s]-%04x:%ld: ", QL_MSGHDR,
+ dev_name(&(pdev->dev)), id, vha->host_no);
+ } else
+ sprintf(pbuf, "%s [%s]-%04x: : ", QL_MSGHDR,
+ "0000:00:00.0", id);
+
+ len = strlen(pbuf);
+ vsprintf(pbuf+len, msg, ap);
+
+ switch (level) {
+ case 0: /* FATAL LOG */
+ pr_crit("%s", pbuf);
+ break;
+ case 1:
+ pr_err("%s", pbuf);
+ break;
+ case 2:
+ pr_warn("%s", pbuf);
+ break;
+ default:
+ pr_info("%s", pbuf);
+ break;
}
- if (memcmp(cur16, last16, 16) == 0) {
- num_same16++;
- continue;
+ }
+
+ va_end(ap);
+}
+
+/*
+ * This function is for formatting and logging log messages.
+ * It is to be used when vha is not available and pci is availble,
+ * i.e., before host allocation. It formats the message and logs
+ * it to the messages file. All the messages are logged irrespective
+ * of the value of ql2xextended_error_logging.
+ * parameters:
+ * level: The level of the log messages to be printed in the
+ * messages file.
+ * pdev: Pointer to the struct pci_dev.
+ * id: This is a unique id for the level. It identifies the
+ * part of the code from where the message originated.
+ * msg: The message to be displayed.
+ */
+void
+ql_log_pci(uint32_t level, struct pci_dev *pdev, int32_t id, char *msg, ...) {
+
+ char pbuf[QL_DBG_BUF_LEN];
+ va_list ap;
+ uint32_t len;
+
+ if (pdev == NULL)
+ return;
+
+ memset(pbuf, 0, QL_DBG_BUF_LEN);
+
+ va_start(ap, msg);
+
+ if (level <= ql_errlev) {
+ /* <module-name> <dev-name>:<msg-id> Message */
+ sprintf(pbuf, "%s [%s]-%04x: : ", QL_MSGHDR,
+ dev_name(&(pdev->dev)), id);
+
+ len = strlen(pbuf);
+ vsprintf(pbuf+len, msg, ap);
+ switch (level) {
+ case 0: /* FATAL LOG */
+ pr_crit("%s", pbuf);
+ break;
+ case 1:
+ pr_err("%s", pbuf);
+ break;
+ case 2:
+ pr_warn("%s", pbuf);
+ break;
+ default:
+ pr_info("%s", pbuf);
+ break;
}
- for (j = 0; j < 16; j++)
- printk(KERN_DEBUG "%02x ", (uint32_t)last16[j]);
- printk(KERN_DEBUG "\n");
-
- if (num_same16 > 1)
- printk(KERN_DEBUG "> prev pattern repeats (%u)"
- "more times\n", num_same16-1);
- memcpy(last16, cur16, 16);
- num_same16 = 1;
}
- if (num_same16) {
- for (j = 0; j < 16; j++)
- printk(KERN_DEBUG "%02x ", (uint32_t)last16[j]);
- printk(KERN_DEBUG "\n");
+ va_end(ap);
+}
- if (num_same16 > 1)
- printk(KERN_DEBUG "> prev pattern repeats (%u)"
- "more times\n", num_same16-1);
+void
+ql_dump_regs(uint32_t level, scsi_qla_host_t *vha, int32_t id)
+{
+ int i;
+ struct qla_hw_data *ha = vha->hw;
+ struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
+ struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
+ struct device_reg_82xx __iomem *reg82 = &ha->iobase->isp82;
+ uint16_t __iomem *mbx_reg;
+
+ if ((level & ql2xextended_error_logging) == level) {
+
+ if (IS_QLA82XX(ha))
+ mbx_reg = &reg82->mailbox_in[0];
+ else if (IS_FWI2_CAPABLE(ha))
+ mbx_reg = &reg24->mailbox0;
+ else
+ mbx_reg = MAILBOX_REG(ha, reg, 0);
+
+ ql_dbg(level, vha, id, "Mailbox registers:\n");
+ for (i = 0; i < 6; i++)
+ ql_dbg(level, vha, id,
+ "mbox[%d] 0x%04x\n", i, RD_REG_WORD(mbx_reg++));
}
- if (lc) {
- for (j = 0; j < lc; j++)
- printk(KERN_DEBUG "%02x ", (uint32_t)cur16[j]);
- printk(KERN_DEBUG "\n");
+}
+
+
+void
+ql_dump_buffer(uint32_t level, scsi_qla_host_t *vha, int32_t id,
+ uint8_t *b, uint32_t size)
+{
+ uint32_t cnt;
+ uint8_t c;
+ if ((level & ql2xextended_error_logging) == level) {
+
+ ql_dbg(level, vha, id, " 0 1 2 3 4 5 6 7 8 "
+ "9 Ah Bh Ch Dh Eh Fh\n");
+ ql_dbg(level, vha, id, "----------------------------------"
+ "----------------------------\n");
+
+ ql_dbg(level, vha, id, "");
+ for (cnt = 0; cnt < size;) {
+ c = *b++;
+ printk("%02x", (uint32_t) c);
+ cnt++;
+ if (!(cnt % 16))
+ printk("\n");
+ else
+ printk(" ");
+ }
+ if (cnt % 16)
+ ql_dbg(level, vha, id, "\n");
}
}