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-rw-r--r--drivers/usb/cdns3/cdns3-imx.c2
-rw-r--r--drivers/usb/cdns3/cdns3-plat.c25
-rw-r--r--drivers/usb/cdns3/core.c142
-rw-r--r--drivers/usb/cdns3/core.h46
-rw-r--r--drivers/usb/cdns3/drd.c100
-rw-r--r--drivers/usb/cdns3/drd.h26
-rw-r--r--drivers/usb/cdns3/gadget-export.h4
-rw-r--r--drivers/usb/cdns3/gadget.c24
-rw-r--r--drivers/usb/cdns3/host-export.h6
-rw-r--r--drivers/usb/cdns3/host.c22
10 files changed, 199 insertions, 198 deletions
diff --git a/drivers/usb/cdns3/cdns3-imx.c b/drivers/usb/cdns3/cdns3-imx.c
index 22a56c4dce67..d9fb68766a15 100644
--- a/drivers/usb/cdns3/cdns3-imx.c
+++ b/drivers/usb/cdns3/cdns3-imx.c
@@ -250,7 +250,7 @@ static void cdns3_set_wakeup(struct cdns_imx *data, bool enable)
static int cdns_imx_platform_suspend(struct device *dev,
bool suspend, bool wakeup)
{
- struct cdns3 *cdns = dev_get_drvdata(dev);
+ struct cdns *cdns = dev_get_drvdata(dev);
struct device *parent = dev->parent;
struct cdns_imx *data = dev_get_drvdata(parent);
void __iomem *otg_regs = (void __iomem *)(cdns->otg_regs);
diff --git a/drivers/usb/cdns3/cdns3-plat.c b/drivers/usb/cdns3/cdns3-plat.c
index d7b07f1729d5..4b18e1c6a4bb 100644
--- a/drivers/usb/cdns3/cdns3-plat.c
+++ b/drivers/usb/cdns3/cdns3-plat.c
@@ -20,7 +20,7 @@
#include "core.h"
#include "gadget-export.h"
-static int set_phy_power_on(struct cdns3 *cdns)
+static int set_phy_power_on(struct cdns *cdns)
{
int ret;
@@ -35,7 +35,7 @@ static int set_phy_power_on(struct cdns3 *cdns)
return ret;
}
-static void set_phy_power_off(struct cdns3 *cdns)
+static void set_phy_power_off(struct cdns *cdns)
{
phy_power_off(cdns->usb3_phy);
phy_power_off(cdns->usb2_phy);
@@ -51,7 +51,7 @@ static int cdns3_plat_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct resource *res;
- struct cdns3 *cdns;
+ struct cdns *cdns;
void __iomem *regs;
int ret;
@@ -136,7 +136,8 @@ static int cdns3_plat_probe(struct platform_device *pdev)
goto err_phy_power_on;
cdns->gadget_init = cdns3_gadget_init;
- ret = cdns3_init(cdns);
+
+ ret = cdns_init(cdns);
if (ret)
goto err_cdns_init;
@@ -175,13 +176,13 @@ err_phy3_init:
*/
static int cdns3_plat_remove(struct platform_device *pdev)
{
- struct cdns3 *cdns = platform_get_drvdata(pdev);
+ struct cdns *cdns = platform_get_drvdata(pdev);
struct device *dev = cdns->dev;
pm_runtime_get_sync(dev);
pm_runtime_disable(dev);
pm_runtime_put_noidle(dev);
- cdns3_remove(cdns);
+ cdns_remove(cdns);
set_phy_power_off(cdns);
phy_exit(cdns->usb2_phy);
phy_exit(cdns->usb3_phy);
@@ -193,7 +194,7 @@ static int cdns3_plat_remove(struct platform_device *pdev)
static int cdns3_set_platform_suspend(struct device *dev,
bool suspend, bool wakeup)
{
- struct cdns3 *cdns = dev_get_drvdata(dev);
+ struct cdns *cdns = dev_get_drvdata(dev);
int ret = 0;
if (cdns->pdata && cdns->pdata->platform_suspend)
@@ -204,7 +205,7 @@ static int cdns3_set_platform_suspend(struct device *dev,
static int cdns3_controller_suspend(struct device *dev, pm_message_t msg)
{
- struct cdns3 *cdns = dev_get_drvdata(dev);
+ struct cdns *cdns = dev_get_drvdata(dev);
bool wakeup;
unsigned long flags;
@@ -228,7 +229,7 @@ static int cdns3_controller_suspend(struct device *dev, pm_message_t msg)
static int cdns3_controller_resume(struct device *dev, pm_message_t msg)
{
- struct cdns3 *cdns = dev_get_drvdata(dev);
+ struct cdns *cdns = dev_get_drvdata(dev);
int ret;
unsigned long flags;
@@ -242,7 +243,7 @@ static int cdns3_controller_resume(struct device *dev, pm_message_t msg)
cdns3_set_platform_suspend(cdns->dev, false, false);
spin_lock_irqsave(&cdns->lock, flags);
- cdns3_resume(cdns, !PMSG_IS_AUTO(msg));
+ cdns_resume(cdns, !PMSG_IS_AUTO(msg));
cdns->in_lpm = false;
spin_unlock_irqrestore(&cdns->lock, flags);
if (cdns->wakeup_pending) {
@@ -268,9 +269,9 @@ static int cdns3_plat_runtime_resume(struct device *dev)
static int cdns3_plat_suspend(struct device *dev)
{
- struct cdns3 *cdns = dev_get_drvdata(dev);
+ struct cdns *cdns = dev_get_drvdata(dev);
- cdns3_suspend(cdns);
+ cdns_suspend(cdns);
return cdns3_controller_suspend(dev, PMSG_SUSPEND);
}
diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c
index 81ea035c0e11..85c491f4c6d5 100644
--- a/drivers/usb/cdns3/core.c
+++ b/drivers/usb/cdns3/core.c
@@ -23,9 +23,9 @@
#include "host-export.h"
#include "drd.h"
-static int cdns3_idle_init(struct cdns3 *cdns);
+static int cdns_idle_init(struct cdns *cdns);
-static int cdns3_role_start(struct cdns3 *cdns, enum usb_role role)
+static int cdns_role_start(struct cdns *cdns, enum usb_role role)
{
int ret;
@@ -39,47 +39,47 @@ static int cdns3_role_start(struct cdns3 *cdns, enum usb_role role)
if (!cdns->roles[role])
return -ENXIO;
- if (cdns->roles[role]->state == CDNS3_ROLE_STATE_ACTIVE)
+ if (cdns->roles[role]->state == CDNS_ROLE_STATE_ACTIVE)
return 0;
mutex_lock(&cdns->mutex);
ret = cdns->roles[role]->start(cdns);
if (!ret)
- cdns->roles[role]->state = CDNS3_ROLE_STATE_ACTIVE;
+ cdns->roles[role]->state = CDNS_ROLE_STATE_ACTIVE;
mutex_unlock(&cdns->mutex);
return ret;
}
-static void cdns3_role_stop(struct cdns3 *cdns)
+static void cdns_role_stop(struct cdns *cdns)
{
enum usb_role role = cdns->role;
if (WARN_ON(role > USB_ROLE_DEVICE))
return;
- if (cdns->roles[role]->state == CDNS3_ROLE_STATE_INACTIVE)
+ if (cdns->roles[role]->state == CDNS_ROLE_STATE_INACTIVE)
return;
mutex_lock(&cdns->mutex);
cdns->roles[role]->stop(cdns);
- cdns->roles[role]->state = CDNS3_ROLE_STATE_INACTIVE;
+ cdns->roles[role]->state = CDNS_ROLE_STATE_INACTIVE;
mutex_unlock(&cdns->mutex);
}
-static void cdns3_exit_roles(struct cdns3 *cdns)
+static void cdns_exit_roles(struct cdns *cdns)
{
- cdns3_role_stop(cdns);
- cdns3_drd_exit(cdns);
+ cdns_role_stop(cdns);
+ cdns_drd_exit(cdns);
}
/**
- * cdns3_core_init_role - initialize role of operation
- * @cdns: Pointer to cdns3 structure
+ * cdns_core_init_role - initialize role of operation
+ * @cdns: Pointer to cdns structure
*
* Returns 0 on success otherwise negative errno
*/
-static int cdns3_core_init_role(struct cdns3 *cdns)
+static int cdns_core_init_role(struct cdns *cdns)
{
struct device *dev = cdns->dev;
enum usb_dr_mode best_dr_mode;
@@ -120,7 +120,7 @@ static int cdns3_core_init_role(struct cdns3 *cdns)
*/
best_dr_mode = cdns->dr_mode;
- ret = cdns3_idle_init(cdns);
+ ret = cdns_idle_init(cdns);
if (ret)
return ret;
@@ -136,7 +136,7 @@ static int cdns3_core_init_role(struct cdns3 *cdns)
dr_mode = best_dr_mode;
if (dr_mode == USB_DR_MODE_OTG || dr_mode == USB_DR_MODE_HOST) {
- ret = cdns3_host_init(cdns);
+ ret = cdns_host_init(cdns);
if (ret) {
dev_err(dev, "Host initialization failed with %d\n",
ret);
@@ -159,28 +159,28 @@ static int cdns3_core_init_role(struct cdns3 *cdns)
cdns->dr_mode = dr_mode;
- ret = cdns3_drd_update_mode(cdns);
+ ret = cdns_drd_update_mode(cdns);
if (ret)
goto err;
/* Initialize idle role to start with */
- ret = cdns3_role_start(cdns, USB_ROLE_NONE);
+ ret = cdns_role_start(cdns, USB_ROLE_NONE);
if (ret)
goto err;
switch (cdns->dr_mode) {
case USB_DR_MODE_OTG:
- ret = cdns3_hw_role_switch(cdns);
+ ret = cdns_hw_role_switch(cdns);
if (ret)
goto err;
break;
case USB_DR_MODE_PERIPHERAL:
- ret = cdns3_role_start(cdns, USB_ROLE_DEVICE);
+ ret = cdns_role_start(cdns, USB_ROLE_DEVICE);
if (ret)
goto err;
break;
case USB_DR_MODE_HOST:
- ret = cdns3_role_start(cdns, USB_ROLE_HOST);
+ ret = cdns_role_start(cdns, USB_ROLE_HOST);
if (ret)
goto err;
break;
@@ -191,32 +191,32 @@ static int cdns3_core_init_role(struct cdns3 *cdns)
return 0;
err:
- cdns3_exit_roles(cdns);
+ cdns_exit_roles(cdns);
return ret;
}
/**
- * cdns3_hw_role_state_machine - role switch state machine based on hw events.
+ * cdns_hw_role_state_machine - role switch state machine based on hw events.
* @cdns: Pointer to controller structure.
*
* Returns next role to be entered based on hw events.
*/
-static enum usb_role cdns3_hw_role_state_machine(struct cdns3 *cdns)
+static enum usb_role cdns_hw_role_state_machine(struct cdns *cdns)
{
enum usb_role role = USB_ROLE_NONE;
int id, vbus;
if (cdns->dr_mode != USB_DR_MODE_OTG) {
- if (cdns3_is_host(cdns))
+ if (cdns_is_host(cdns))
role = USB_ROLE_HOST;
- if (cdns3_is_device(cdns))
+ if (cdns_is_device(cdns))
role = USB_ROLE_DEVICE;
return role;
}
- id = cdns3_get_id(cdns);
- vbus = cdns3_get_vbus(cdns);
+ id = cdns_get_id(cdns);
+ vbus = cdns_get_vbus(cdns);
/*
* Role change state machine
@@ -252,28 +252,28 @@ static enum usb_role cdns3_hw_role_state_machine(struct cdns3 *cdns)
return role;
}
-static int cdns3_idle_role_start(struct cdns3 *cdns)
+static int cdns_idle_role_start(struct cdns *cdns)
{
return 0;
}
-static void cdns3_idle_role_stop(struct cdns3 *cdns)
+static void cdns_idle_role_stop(struct cdns *cdns)
{
/* Program Lane swap and bring PHY out of RESET */
phy_reset(cdns->usb3_phy);
}
-static int cdns3_idle_init(struct cdns3 *cdns)
+static int cdns_idle_init(struct cdns *cdns)
{
- struct cdns3_role_driver *rdrv;
+ struct cdns_role_driver *rdrv;
rdrv = devm_kzalloc(cdns->dev, sizeof(*rdrv), GFP_KERNEL);
if (!rdrv)
return -ENOMEM;
- rdrv->start = cdns3_idle_role_start;
- rdrv->stop = cdns3_idle_role_stop;
- rdrv->state = CDNS3_ROLE_STATE_INACTIVE;
+ rdrv->start = cdns_idle_role_start;
+ rdrv->stop = cdns_idle_role_stop;
+ rdrv->state = CDNS_ROLE_STATE_INACTIVE;
rdrv->suspend = NULL;
rdrv->resume = NULL;
rdrv->name = "idle";
@@ -284,10 +284,10 @@ static int cdns3_idle_init(struct cdns3 *cdns)
}
/**
- * cdns3_hw_role_switch - switch roles based on HW state
+ * cdns_hw_role_switch - switch roles based on HW state
* @cdns: controller
*/
-int cdns3_hw_role_switch(struct cdns3 *cdns)
+int cdns_hw_role_switch(struct cdns *cdns)
{
enum usb_role real_role, current_role;
int ret = 0;
@@ -299,22 +299,22 @@ int cdns3_hw_role_switch(struct cdns3 *cdns)
pm_runtime_get_sync(cdns->dev);
current_role = cdns->role;
- real_role = cdns3_hw_role_state_machine(cdns);
+ real_role = cdns_hw_role_state_machine(cdns);
/* Do nothing if nothing changed */
if (current_role == real_role)
goto exit;
- cdns3_role_stop(cdns);
+ cdns_role_stop(cdns);
dev_dbg(cdns->dev, "Switching role %d -> %d", current_role, real_role);
- ret = cdns3_role_start(cdns, real_role);
+ ret = cdns_role_start(cdns, real_role);
if (ret) {
/* Back to current role */
dev_err(cdns->dev, "set %d has failed, back to %d\n",
real_role, current_role);
- ret = cdns3_role_start(cdns, current_role);
+ ret = cdns_role_start(cdns, current_role);
if (ret)
dev_err(cdns->dev, "back to %d failed too\n",
current_role);
@@ -331,15 +331,15 @@ exit:
*
* Returns role
*/
-static enum usb_role cdns3_role_get(struct usb_role_switch *sw)
+static enum usb_role cdns_role_get(struct usb_role_switch *sw)
{
- struct cdns3 *cdns = usb_role_switch_get_drvdata(sw);
+ struct cdns *cdns = usb_role_switch_get_drvdata(sw);
return cdns->role;
}
/**
- * cdns3_role_set - set current role of controller.
+ * cdns_role_set - set current role of controller.
*
* @sw: pointer to USB role switch structure
* @role: the previous role
@@ -347,9 +347,9 @@ static enum usb_role cdns3_role_get(struct usb_role_switch *sw)
* - Role switch for dual-role devices
* - USB_ROLE_GADGET <--> USB_ROLE_NONE for peripheral-only devices
*/
-static int cdns3_role_set(struct usb_role_switch *sw, enum usb_role role)
+static int cdns_role_set(struct usb_role_switch *sw, enum usb_role role)
{
- struct cdns3 *cdns = usb_role_switch_get_drvdata(sw);
+ struct cdns *cdns = usb_role_switch_get_drvdata(sw);
int ret = 0;
pm_runtime_get_sync(cdns->dev);
@@ -377,8 +377,8 @@ static int cdns3_role_set(struct usb_role_switch *sw, enum usb_role role)
}
}
- cdns3_role_stop(cdns);
- ret = cdns3_role_start(cdns, role);
+ cdns_role_stop(cdns);
+ ret = cdns_role_start(cdns, role);
if (ret)
dev_err(cdns->dev, "set role %d has failed\n", role);
@@ -389,15 +389,15 @@ pm_put:
/**
- * cdns3_wakeup_irq - interrupt handler for wakeup events
- * @irq: irq number for cdns3 core device
- * @data: structure of cdns3
+ * cdns_wakeup_irq - interrupt handler for wakeup events
+ * @irq: irq number for cdns3/cdnsp core device
+ * @data: structure of cdns
*
* Returns IRQ_HANDLED or IRQ_NONE
*/
-static irqreturn_t cdns3_wakeup_irq(int irq, void *data)
+static irqreturn_t cdns_wakeup_irq(int irq, void *data)
{
- struct cdns3 *cdns = data;
+ struct cdns *cdns = data;
if (cdns->in_lpm) {
disable_irq_nosync(irq);
@@ -412,12 +412,12 @@ static irqreturn_t cdns3_wakeup_irq(int irq, void *data)
}
/**
- * cdns3_probe - probe for cdns3 core device
- * @cdns: Pointer to cdnsp structure.
+ * cdns_probe - probe for cdns3/cdnsp core device
+ * @cdns: Pointer to cdns structure.
*
* Returns 0 on success otherwise negative errno
*/
-int cdns3_init(struct cdns3 *cdns)
+int cdns_init(struct cdns *cdns)
{
struct device *dev = cdns->dev;
int ret;
@@ -433,8 +433,8 @@ int cdns3_init(struct cdns3 *cdns)
if (device_property_read_bool(dev, "usb-role-switch")) {
struct usb_role_switch_desc sw_desc = { };
- sw_desc.set = cdns3_role_set;
- sw_desc.get = cdns3_role_get;
+ sw_desc.set = cdns_role_set;
+ sw_desc.get = cdns_role_get;
sw_desc.allow_userspace_control = true;
sw_desc.driver_data = cdns;
sw_desc.fwnode = dev->fwnode;
@@ -448,7 +448,7 @@ int cdns3_init(struct cdns3 *cdns)
if (cdns->wakeup_irq) {
ret = devm_request_irq(cdns->dev, cdns->wakeup_irq,
- cdns3_wakeup_irq,
+ cdns_wakeup_irq,
IRQF_SHARED,
dev_name(cdns->dev), cdns);
@@ -458,11 +458,11 @@ int cdns3_init(struct cdns3 *cdns)
}
}
- ret = cdns3_drd_init(cdns);
+ ret = cdns_drd_init(cdns);
if (ret)
goto init_failed;
- ret = cdns3_core_init_role(cdns);
+ ret = cdns_core_init_role(cdns);
if (ret)
goto init_failed;
@@ -472,32 +472,32 @@ int cdns3_init(struct cdns3 *cdns)
return 0;
init_failed:
- cdns3_drd_exit(cdns);
+ cdns_drd_exit(cdns);
role_switch_unregister:
if (cdns->role_sw)
usb_role_switch_unregister(cdns->role_sw);
return ret;
}
-EXPORT_SYMBOL_GPL(cdns3_init);
+EXPORT_SYMBOL_GPL(cdns_init);
/**
- * cdns3_remove - unbind drd driver and clean up
- * @cdns: Pointer to cdnsp structure.
+ * cdns_remove - unbind drd driver and clean up
+ * @cdns: Pointer to cdns structure.
*
* Returns 0 on success otherwise negative errno
*/
-int cdns3_remove(struct cdns3 *cdns)
+int cdns_remove(struct cdns *cdns)
{
- cdns3_exit_roles(cdns);
+ cdns_exit_roles(cdns);
usb_role_switch_unregister(cdns->role_sw);
return 0;
}
-EXPORT_SYMBOL_GPL(cdns3_remove);
+EXPORT_SYMBOL_GPL(cdns_remove);
#ifdef CONFIG_PM_SLEEP
-int cdns3_suspend(struct cdns3 *cdns)
+int cdns_suspend(struct cdns *cdns)
{
struct device *dev = cdns->dev;
unsigned long flags;
@@ -513,9 +513,9 @@ int cdns3_suspend(struct cdns3 *cdns)
return 0;
}
-EXPORT_SYMBOL_GPL(cdns3_suspend);
+EXPORT_SYMBOL_GPL(cdns_suspend);
-int cdns3_resume(struct cdns3 *cdns, u8 set_active)
+int cdns_resume(struct cdns *cdns, u8 set_active)
{
struct device *dev = cdns->dev;
@@ -530,7 +530,7 @@ int cdns3_resume(struct cdns3 *cdns, u8 set_active)
return 0;
}
-EXPORT_SYMBOL_GPL(cdns3_resume);
+EXPORT_SYMBOL_GPL(cdns_resume);
#endif /* CONFIG_PM_SLEEP */
MODULE_AUTHOR("Peter Chen <peter.chen@nxp.com>");
diff --git a/drivers/usb/cdns3/core.h b/drivers/usb/cdns3/core.h
index 2fe482dee4d7..f664eb2d8df4 100644
--- a/drivers/usb/cdns3/core.h
+++ b/drivers/usb/cdns3/core.h
@@ -14,10 +14,10 @@
#ifndef __LINUX_CDNS3_CORE_H
#define __LINUX_CDNS3_CORE_H
-struct cdns3;
+struct cdns;
/**
- * struct cdns3_role_driver - host/gadget role driver
+ * struct cdns_role_driver - host/gadget role driver
* @start: start this role
* @stop: stop this role
* @suspend: suspend callback for this role
@@ -26,18 +26,18 @@ struct cdns3;
* @name: role name string (host/gadget)
* @state: current state
*/
-struct cdns3_role_driver {
- int (*start)(struct cdns3 *cdns);
- void (*stop)(struct cdns3 *cdns);
- int (*suspend)(struct cdns3 *cdns, bool do_wakeup);
- int (*resume)(struct cdns3 *cdns, bool hibernated);
+struct cdns_role_driver {
+ int (*start)(struct cdns *cdns);
+ void (*stop)(struct cdns *cdns);
+ int (*suspend)(struct cdns *cdns, bool do_wakeup);
+ int (*resume)(struct cdns *cdns, bool hibernated);
const char *name;
-#define CDNS3_ROLE_STATE_INACTIVE 0
-#define CDNS3_ROLE_STATE_ACTIVE 1
+#define CDNS_ROLE_STATE_INACTIVE 0
+#define CDNS_ROLE_STATE_ACTIVE 1
int state;
};
-#define CDNS3_XHCI_RESOURCES_NUM 2
+#define CDNS_XHCI_RESOURCES_NUM 2
struct cdns3_platform_data {
int (*platform_suspend)(struct device *dev,
@@ -47,7 +47,7 @@ struct cdns3_platform_data {
};
/**
- * struct cdns3 - Representation of Cadence USB3 DRD controller.
+ * struct cdns - Representation of Cadence USB3 DRD controller.
* @dev: pointer to Cadence device struct
* @xhci_regs: pointer to base of xhci registers
* @xhci_res: the resource for xhci
@@ -63,7 +63,7 @@ struct cdns3_platform_data {
* @wakeup_irq: irq number for wakeup event, it is optional
* @roles: array of supported roles for this controller
* @role: current role
- * @host_dev: the child host device pointer for cdns3 core
+ * @host_dev: the child host device pointer for cdns core
* @gadget_dev: the child gadget device pointer for cdns3 core
* @usb2_phy: pointer to USB2 PHY
* @usb3_phy: pointer to USB3 PHY
@@ -80,18 +80,18 @@ struct cdns3_platform_data {
* @xhci_plat_data: xhci private data structure pointer
* @gadget_init: pointer to gadget initialization function
*/
-struct cdns3 {
+struct cdns {
struct device *dev;
void __iomem *xhci_regs;
- struct resource xhci_res[CDNS3_XHCI_RESOURCES_NUM];
+ struct resource xhci_res[CDNS_XHCI_RESOURCES_NUM];
struct cdns3_usb_regs __iomem *dev_regs;
struct resource otg_res;
struct cdns3_otg_legacy_regs *otg_v0_regs;
struct cdns3_otg_regs *otg_v1_regs;
struct cdnsp_otg_regs *otg_cdnsp_regs;
- struct cdns3_otg_common_regs *otg_regs;
- struct cdns3_otg_irq_regs *otg_irq_regs;
+ struct cdns_otg_common_regs *otg_regs;
+ struct cdns_otg_irq_regs *otg_irq_regs;
#define CDNS3_CONTROLLER_V0 0
#define CDNS3_CONTROLLER_V1 1
#define CDNSP_CONTROLLER_V2 2
@@ -101,7 +101,7 @@ struct cdns3 {
int otg_irq;
int dev_irq;
int wakeup_irq;
- struct cdns3_role_driver *roles[USB_ROLE_DEVICE + 1];
+ struct cdns_role_driver *roles[USB_ROLE_DEVICE + 1];
enum usb_role role;
struct platform_device *host_dev;
struct cdns3_device *gadget_dev;
@@ -117,15 +117,15 @@ struct cdns3 {
spinlock_t lock;
struct xhci_plat_priv *xhci_plat_data;
- int (*gadget_init)(struct cdns3 *cdns);
+ int (*gadget_init)(struct cdns *cdns);
};
-int cdns3_hw_role_switch(struct cdns3 *cdns);
-int cdns3_init(struct cdns3 *cdns);
-int cdns3_remove(struct cdns3 *cdns);
+int cdns_hw_role_switch(struct cdns *cdns);
+int cdns_init(struct cdns *cdns);
+int cdns_remove(struct cdns *cdns);
#ifdef CONFIG_PM_SLEEP
-int cdns3_resume(struct cdns3 *cdns, u8 set_active);
-int cdns3_suspend(struct cdns3 *cdns);
+int cdns_resume(struct cdns *cdns, u8 set_active);
+int cdns_suspend(struct cdns *cdns);
#endif /* CONFIG_PM_SLEEP */
#endif /* __LINUX_CDNS3_CORE_H */
diff --git a/drivers/usb/cdns3/drd.c b/drivers/usb/cdns3/drd.c
index 1874dc6018f0..0fd465094101 100644
--- a/drivers/usb/cdns3/drd.c
+++ b/drivers/usb/cdns3/drd.c
@@ -19,13 +19,13 @@
#include "core.h"
/**
- * cdns3_set_mode - change mode of OTG Core
+ * cdns_set_mode - change mode of OTG Core
* @cdns: pointer to context structure
* @mode: selected mode from cdns_role
*
* Returns 0 on success otherwise negative errno
*/
-static int cdns3_set_mode(struct cdns3 *cdns, enum usb_dr_mode mode)
+static int cdns_set_mode(struct cdns *cdns, enum usb_dr_mode mode)
{
u32 __iomem *override_reg;
u32 reg;
@@ -83,7 +83,7 @@ static int cdns3_set_mode(struct cdns3 *cdns, enum usb_dr_mode mode)
return 0;
}
-int cdns3_get_id(struct cdns3 *cdns)
+int cdns_get_id(struct cdns *cdns)
{
int id;
@@ -93,7 +93,7 @@ int cdns3_get_id(struct cdns3 *cdns)
return id;
}
-int cdns3_get_vbus(struct cdns3 *cdns)
+int cdns_get_vbus(struct cdns *cdns)
{
int vbus;
@@ -103,53 +103,53 @@ int cdns3_get_vbus(struct cdns3 *cdns)
return vbus;
}
-bool cdns3_is_host(struct cdns3 *cdns)
+bool cdns_is_host(struct cdns *cdns)
{
if (cdns->dr_mode == USB_DR_MODE_HOST)
return true;
- else if (cdns3_get_id(cdns) == CDNS3_ID_HOST)
+ else if (cdns_get_id(cdns) == CDNS3_ID_HOST)
return true;
return false;
}
-bool cdns3_is_device(struct cdns3 *cdns)
+bool cdns_is_device(struct cdns *cdns)
{
if (cdns->dr_mode == USB_DR_MODE_PERIPHERAL)
return true;
else if (cdns->dr_mode == USB_DR_MODE_OTG)
- if (cdns3_get_id(cdns) == CDNS3_ID_PERIPHERAL)
+ if (cdns_get_id(cdns) == CDNS3_ID_PERIPHERAL)
return true;
return false;
}
/**
- * cdns3_otg_disable_irq - Disable all OTG interrupts
+ * cdns_otg_disable_irq - Disable all OTG interrupts
* @cdns: Pointer to controller context structure
*/
-static void cdns3_otg_disable_irq(struct cdns3 *cdns)
+static void cdns_otg_disable_irq(struct cdns *cdns)
{
writel(0, &cdns->otg_irq_regs->ien);
}
/**
- * cdns3_otg_enable_irq - enable id and sess_valid interrupts
+ * cdns_otg_enable_irq - enable id and sess_valid interrupts
* @cdns: Pointer to controller context structure
*/
-static void cdns3_otg_enable_irq(struct cdns3 *cdns)
+static void cdns_otg_enable_irq(struct cdns *cdns)
{
writel(OTGIEN_ID_CHANGE_INT | OTGIEN_VBUSVALID_RISE_INT |
OTGIEN_VBUSVALID_FALL_INT, &cdns->otg_irq_regs->ien);
}
/**
- * cdns3_drd_host_on - start host.
+ * cdns_drd_host_on - start host.
* @cdns: Pointer to controller context structure.
*
* Returns 0 on success otherwise negative errno.
*/
-int cdns3_drd_host_on(struct cdns3 *cdns)
+int cdns_drd_host_on(struct cdns *cdns)
{
u32 val, ready_bit;
int ret;
@@ -175,10 +175,10 @@ int cdns3_drd_host_on(struct cdns3 *cdns)
}
/**
- * cdns3_drd_host_off - stop host.
+ * cdns_drd_host_off - stop host.
* @cdns: Pointer to controller context structure.
*/
-void cdns3_drd_host_off(struct cdns3 *cdns)
+void cdns_drd_host_off(struct cdns *cdns)
{
u32 val;
@@ -194,12 +194,12 @@ void cdns3_drd_host_off(struct cdns3 *cdns)
}
/**
- * cdns3_drd_gadget_on - start gadget.
+ * cdns_drd_gadget_on - start gadget.
* @cdns: Pointer to controller context structure.
*
* Returns 0 on success otherwise negative errno
*/
-int cdns3_drd_gadget_on(struct cdns3 *cdns)
+int cdns_drd_gadget_on(struct cdns *cdns)
{
u32 reg = OTGCMD_OTG_DIS;
u32 ready_bit;
@@ -225,13 +225,13 @@ int cdns3_drd_gadget_on(struct cdns3 *cdns)
phy_set_mode(cdns->usb3_phy, PHY_MODE_USB_DEVICE);
return 0;
}
-EXPORT_SYMBOL_GPL(cdns3_drd_gadget_on);
+EXPORT_SYMBOL_GPL(cdns_drd_gadget_on);
/**
- * cdns3_drd_gadget_off - stop gadget.
+ * cdns_drd_gadget_off - stop gadget.
* @cdns: Pointer to controller context structure.
*/
-void cdns3_drd_gadget_off(struct cdns3 *cdns)
+void cdns_drd_gadget_off(struct cdns *cdns)
{
u32 val;
@@ -249,50 +249,50 @@ void cdns3_drd_gadget_off(struct cdns3 *cdns)
1, 2000000);
phy_set_mode(cdns->usb3_phy, PHY_MODE_INVALID);
}
-EXPORT_SYMBOL_GPL(cdns3_drd_gadget_off);
+EXPORT_SYMBOL_GPL(cdns_drd_gadget_off);
/**
- * cdns3_init_otg_mode - initialize drd controller
+ * cdns_init_otg_mode - initialize drd controller
* @cdns: Pointer to controller context structure
*
* Returns 0 on success otherwise negative errno
*/
-static int cdns3_init_otg_mode(struct cdns3 *cdns)
+static int cdns_init_otg_mode(struct cdns *cdns)
{
int ret;
- cdns3_otg_disable_irq(cdns);
+ cdns_otg_disable_irq(cdns);
/* clear all interrupts */
writel(~0, &cdns->otg_irq_regs->ivect);
- ret = cdns3_set_mode(cdns, USB_DR_MODE_OTG);
+ ret = cdns_set_mode(cdns, USB_DR_MODE_OTG);
if (ret)
return ret;
- cdns3_otg_enable_irq(cdns);
+ cdns_otg_enable_irq(cdns);
return 0;
}
/**
- * cdns3_drd_update_mode - initialize mode of operation
+ * cdns_drd_update_mode - initialize mode of operation
* @cdns: Pointer to controller context structure
*
* Returns 0 on success otherwise negative errno
*/
-int cdns3_drd_update_mode(struct cdns3 *cdns)
+int cdns_drd_update_mode(struct cdns *cdns)
{
int ret;
switch (cdns->dr_mode) {
case USB_DR_MODE_PERIPHERAL:
- ret = cdns3_set_mode(cdns, USB_DR_MODE_PERIPHERAL);
+ ret = cdns_set_mode(cdns, USB_DR_MODE_PERIPHERAL);
break;
case USB_DR_MODE_HOST:
- ret = cdns3_set_mode(cdns, USB_DR_MODE_HOST);
+ ret = cdns_set_mode(cdns, USB_DR_MODE_HOST);
break;
case USB_DR_MODE_OTG:
- ret = cdns3_init_otg_mode(cdns);
+ ret = cdns_init_otg_mode(cdns);
break;
default:
dev_err(cdns->dev, "Unsupported mode of operation %d\n",
@@ -303,27 +303,27 @@ int cdns3_drd_update_mode(struct cdns3 *cdns)
return ret;
}
-static irqreturn_t cdns3_drd_thread_irq(int irq, void *data)
+static irqreturn_t cdns_drd_thread_irq(int irq, void *data)
{
- struct cdns3 *cdns = data;
+ struct cdns *cdns = data;
- cdns3_hw_role_switch(cdns);
+ cdns_hw_role_switch(cdns);
return IRQ_HANDLED;
}
/**
- * cdns3_drd_irq - interrupt handler for OTG events
+ * cdns_drd_irq - interrupt handler for OTG events
*
- * @irq: irq number for cdns3 core device
- * @data: structure of cdns3
+ * @irq: irq number for cdns core device
+ * @data: structure of cdns
*
* Returns IRQ_HANDLED or IRQ_NONE
*/
-static irqreturn_t cdns3_drd_irq(int irq, void *data)
+static irqreturn_t cdns_drd_irq(int irq, void *data)
{
irqreturn_t ret = IRQ_NONE;
- struct cdns3 *cdns = data;
+ struct cdns *cdns = data;
u32 reg;
if (cdns->dr_mode != USB_DR_MODE_OTG)
@@ -339,14 +339,14 @@ static irqreturn_t cdns3_drd_irq(int irq, void *data)
if (reg & OTGIEN_ID_CHANGE_INT) {
dev_dbg(cdns->dev, "OTG IRQ: new ID: %d\n",
- cdns3_get_id(cdns));
+ cdns_get_id(cdns));
ret = IRQ_WAKE_THREAD;
}
if (reg & (OTGIEN_VBUSVALID_RISE_INT | OTGIEN_VBUSVALID_FALL_INT)) {
dev_dbg(cdns->dev, "OTG IRQ: new VBUS: %d\n",
- cdns3_get_vbus(cdns));
+ cdns_get_vbus(cdns));
ret = IRQ_WAKE_THREAD;
}
@@ -355,7 +355,7 @@ static irqreturn_t cdns3_drd_irq(int irq, void *data)
return ret;
}
-int cdns3_drd_init(struct cdns3 *cdns)
+int cdns_drd_init(struct cdns *cdns)
{
void __iomem *regs;
u32 state;
@@ -380,7 +380,7 @@ int cdns3_drd_init(struct cdns3 *cdns)
cdns->otg_v1_regs = NULL;
cdns->otg_cdnsp_regs = NULL;
cdns->otg_regs = regs;
- cdns->otg_irq_regs = (struct cdns3_otg_irq_regs *)
+ cdns->otg_irq_regs = (struct cdns_otg_irq_regs *)
&cdns->otg_v0_regs->ien;
writel(1, &cdns->otg_v0_regs->simulate);
dev_dbg(cdns->dev, "DRD version v0 (%08x)\n",
@@ -393,11 +393,11 @@ int cdns3_drd_init(struct cdns3 *cdns)
cdns->otg_regs = (void *)&cdns->otg_v1_regs->cmd;
if (cdns->otg_cdnsp_regs->did == OTG_CDNSP_DID) {
- cdns->otg_irq_regs = (struct cdns3_otg_irq_regs *)
+ cdns->otg_irq_regs = (struct cdns_otg_irq_regs *)
&cdns->otg_cdnsp_regs->ien;
cdns->version = CDNSP_CONTROLLER_V2;
} else {
- cdns->otg_irq_regs = (struct cdns3_otg_irq_regs *)
+ cdns->otg_irq_regs = (struct cdns_otg_irq_regs *)
&cdns->otg_v1_regs->ien;
writel(1, &cdns->otg_v1_regs->simulate);
cdns->version = CDNS3_CONTROLLER_V1;
@@ -428,8 +428,8 @@ int cdns3_drd_init(struct cdns3 *cdns)
}
ret = devm_request_threaded_irq(cdns->dev, cdns->otg_irq,
- cdns3_drd_irq,
- cdns3_drd_thread_irq,
+ cdns_drd_irq,
+ cdns_drd_thread_irq,
IRQF_SHARED,
dev_name(cdns->dev), cdns);
if (ret) {
@@ -446,8 +446,8 @@ int cdns3_drd_init(struct cdns3 *cdns)
return 0;
}
-int cdns3_drd_exit(struct cdns3 *cdns)
+int cdns_drd_exit(struct cdns *cdns)
{
- cdns3_otg_disable_irq(cdns);
+ cdns_otg_disable_irq(cdns);
return 0;
}
diff --git a/drivers/usb/cdns3/drd.h b/drivers/usb/cdns3/drd.h
index 8f3625ad4ef8..838b17c6a45b 100644
--- a/drivers/usb/cdns3/drd.h
+++ b/drivers/usb/cdns3/drd.h
@@ -84,7 +84,7 @@ struct cdnsp_otg_regs {
/*
* Common registers interface for both CDNS3 and CDNSP version of DRD.
*/
-struct cdns3_otg_common_regs {
+struct cdns_otg_common_regs {
__le32 cmd;
__le32 sts;
__le32 state;
@@ -94,7 +94,7 @@ struct cdns3_otg_common_regs {
* Interrupt related registers. This registers are mapped in different
* location for CDNSP controller.
*/
-struct cdns3_otg_irq_regs {
+struct cdns_otg_irq_regs {
__le32 ien;
__le32 ivect;
};
@@ -202,16 +202,16 @@ struct cdns3_otg_irq_regs {
#define CDNS3_ID_PERIPHERAL 1
#define CDNS3_ID_HOST 0
-bool cdns3_is_host(struct cdns3 *cdns);
-bool cdns3_is_device(struct cdns3 *cdns);
-int cdns3_get_id(struct cdns3 *cdns);
-int cdns3_get_vbus(struct cdns3 *cdns);
-int cdns3_drd_init(struct cdns3 *cdns);
-int cdns3_drd_exit(struct cdns3 *cdns);
-int cdns3_drd_update_mode(struct cdns3 *cdns);
-int cdns3_drd_gadget_on(struct cdns3 *cdns);
-void cdns3_drd_gadget_off(struct cdns3 *cdns);
-int cdns3_drd_host_on(struct cdns3 *cdns);
-void cdns3_drd_host_off(struct cdns3 *cdns);
+bool cdns_is_host(struct cdns *cdns);
+bool cdns_is_device(struct cdns *cdns);
+int cdns_get_id(struct cdns *cdns);
+int cdns_get_vbus(struct cdns *cdns);
+int cdns_drd_init(struct cdns *cdns);
+int cdns_drd_exit(struct cdns *cdns);
+int cdns_drd_update_mode(struct cdns *cdns);
+int cdns_drd_gadget_on(struct cdns *cdns);
+void cdns_drd_gadget_off(struct cdns *cdns);
+int cdns_drd_host_on(struct cdns *cdns);
+void cdns_drd_host_off(struct cdns *cdns);
#endif /* __LINUX_CDNS3_DRD */
diff --git a/drivers/usb/cdns3/gadget-export.h b/drivers/usb/cdns3/gadget-export.h
index 702c5a267a92..0f7cb2a92c9a 100644
--- a/drivers/usb/cdns3/gadget-export.h
+++ b/drivers/usb/cdns3/gadget-export.h
@@ -12,10 +12,10 @@
#ifdef CONFIG_USB_CDNS3_GADGET
-int cdns3_gadget_init(struct cdns3 *cdns);
+int cdns3_gadget_init(struct cdns *cdns);
#else
-static inline int cdns3_gadget_init(struct cdns3 *cdns)
+static inline int cdns3_gadget_init(struct cdns *cdns)
{
return -ENXIO;
}
diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c
index 08a4e693c470..5890e535aefc 100644
--- a/drivers/usb/cdns3/gadget.c
+++ b/drivers/usb/cdns3/gadget.c
@@ -1844,7 +1844,7 @@ __must_hold(&priv_dev->lock)
static irqreturn_t cdns3_device_irq_handler(int irq, void *data)
{
struct cdns3_device *priv_dev = data;
- struct cdns3 *cdns = dev_get_drvdata(priv_dev->dev);
+ struct cdns *cdns = dev_get_drvdata(priv_dev->dev);
irqreturn_t ret = IRQ_NONE;
u32 reg;
@@ -3084,7 +3084,7 @@ static void cdns3_gadget_release(struct device *dev)
kfree(priv_dev);
}
-static void cdns3_gadget_exit(struct cdns3 *cdns)
+static void cdns3_gadget_exit(struct cdns *cdns)
{
struct cdns3_device *priv_dev;
@@ -3117,10 +3117,10 @@ static void cdns3_gadget_exit(struct cdns3 *cdns)
kfree(priv_dev->zlp_buf);
usb_put_gadget(&priv_dev->gadget);
cdns->gadget_dev = NULL;
- cdns3_drd_gadget_off(cdns);
+ cdns_drd_gadget_off(cdns);
}
-static int cdns3_gadget_start(struct cdns3 *cdns)
+static int cdns3_gadget_start(struct cdns *cdns)
{
struct cdns3_device *priv_dev;
u32 max_speed;
@@ -3240,7 +3240,7 @@ err1:
return ret;
}
-static int __cdns3_gadget_init(struct cdns3 *cdns)
+static int __cdns3_gadget_init(struct cdns *cdns)
{
int ret = 0;
@@ -3251,7 +3251,7 @@ static int __cdns3_gadget_init(struct cdns3 *cdns)
return ret;
}
- cdns3_drd_gadget_on(cdns);
+ cdns_drd_gadget_on(cdns);
pm_runtime_get_sync(cdns->dev);
ret = cdns3_gadget_start(cdns);
@@ -3277,7 +3277,7 @@ err0:
return ret;
}
-static int cdns3_gadget_suspend(struct cdns3 *cdns, bool do_wakeup)
+static int cdns3_gadget_suspend(struct cdns *cdns, bool do_wakeup)
__must_hold(&cdns->lock)
{
struct cdns3_device *priv_dev = cdns->gadget_dev;
@@ -3296,7 +3296,7 @@ __must_hold(&cdns->lock)
return 0;
}
-static int cdns3_gadget_resume(struct cdns3 *cdns, bool hibernated)
+static int cdns3_gadget_resume(struct cdns *cdns, bool hibernated)
{
struct cdns3_device *priv_dev = cdns->gadget_dev;
@@ -3311,13 +3311,13 @@ static int cdns3_gadget_resume(struct cdns3 *cdns, bool hibernated)
/**
* cdns3_gadget_init - initialize device structure
*
- * @cdns: cdns3 instance
+ * @cdns: cdns instance
*
* This function initializes the gadget.
*/
-int cdns3_gadget_init(struct cdns3 *cdns)
+int cdns3_gadget_init(struct cdns *cdns)
{
- struct cdns3_role_driver *rdrv;
+ struct cdns_role_driver *rdrv;
rdrv = devm_kzalloc(cdns->dev, sizeof(*rdrv), GFP_KERNEL);
if (!rdrv)
@@ -3327,7 +3327,7 @@ int cdns3_gadget_init(struct cdns3 *cdns)
rdrv->stop = cdns3_gadget_exit;
rdrv->suspend = cdns3_gadget_suspend;
rdrv->resume = cdns3_gadget_resume;
- rdrv->state = CDNS3_ROLE_STATE_INACTIVE;
+ rdrv->state = CDNS_ROLE_STATE_INACTIVE;
rdrv->name = "gadget";
cdns->roles[USB_ROLE_DEVICE] = rdrv;
diff --git a/drivers/usb/cdns3/host-export.h b/drivers/usb/cdns3/host-export.h
index 26041718a086..744a4d4c4fb8 100644
--- a/drivers/usb/cdns3/host-export.h
+++ b/drivers/usb/cdns3/host-export.h
@@ -12,17 +12,17 @@
struct usb_hcd;
#ifdef CONFIG_USB_CDNS3_HOST
-int cdns3_host_init(struct cdns3 *cdns);
+int cdns_host_init(struct cdns *cdns);
int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd);
#else
-static inline int cdns3_host_init(struct cdns3 *cdns)
+static inline int cdns_host_init(struct cdns *cdns)
{
return -ENXIO;
}
-static inline void cdns3_host_exit(struct cdns3 *cdns) { }
+static inline void cdns_host_exit(struct cdns *cdns) { }
static inline int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd)
{
return 0;
diff --git a/drivers/usb/cdns3/host.c b/drivers/usb/cdns3/host.c
index ec89f2e5430f..3ff19182b0c0 100644
--- a/drivers/usb/cdns3/host.c
+++ b/drivers/usb/cdns3/host.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Cadence USBSS DRD Driver - host side
+ * Cadence USBSS and USBSSP DRD Driver - host side
*
* Copyright (C) 2018-2019 Cadence Design Systems.
* Copyright (C) 2017-2018 NXP
@@ -28,13 +28,13 @@ static const struct xhci_plat_priv xhci_plat_cdns3_xhci = {
.suspend_quirk = xhci_cdns3_suspend_quirk,
};
-static int __cdns3_host_init(struct cdns3 *cdns)
+static int __cdns_host_init(struct cdns *cdns)
{
struct platform_device *xhci;
int ret;
struct usb_hcd *hcd;
- cdns3_drd_host_on(cdns);
+ cdns_drd_host_on(cdns);
xhci = platform_device_alloc("xhci-hcd", PLATFORM_DEVID_AUTO);
if (!xhci) {
@@ -46,7 +46,7 @@ static int __cdns3_host_init(struct cdns3 *cdns)
cdns->host_dev = xhci;
ret = platform_device_add_resources(xhci, cdns->xhci_res,
- CDNS3_XHCI_RESOURCES_NUM);
+ CDNS_XHCI_RESOURCES_NUM);
if (ret) {
dev_err(cdns->dev, "couldn't add resources to xHCI device\n");
goto err1;
@@ -113,25 +113,25 @@ int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd)
return 0;
}
-static void cdns3_host_exit(struct cdns3 *cdns)
+static void cdns_host_exit(struct cdns *cdns)
{
kfree(cdns->xhci_plat_data);
platform_device_unregister(cdns->host_dev);
cdns->host_dev = NULL;
- cdns3_drd_host_off(cdns);
+ cdns_drd_host_off(cdns);
}
-int cdns3_host_init(struct cdns3 *cdns)
+int cdns_host_init(struct cdns *cdns)
{
- struct cdns3_role_driver *rdrv;
+ struct cdns_role_driver *rdrv;
rdrv = devm_kzalloc(cdns->dev, sizeof(*rdrv), GFP_KERNEL);
if (!rdrv)
return -ENOMEM;
- rdrv->start = __cdns3_host_init;
- rdrv->stop = cdns3_host_exit;
- rdrv->state = CDNS3_ROLE_STATE_INACTIVE;
+ rdrv->start = __cdns_host_init;
+ rdrv->stop = cdns_host_exit;
+ rdrv->state = CDNS_ROLE_STATE_INACTIVE;
rdrv->name = "host";
cdns->roles[USB_ROLE_HOST] = rdrv;
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