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path: root/drivers/usb/host/isp116x-hcd.c
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Diffstat (limited to 'drivers/usb/host/isp116x-hcd.c')
-rw-r--r--drivers/usb/host/isp116x-hcd.c88
1 files changed, 30 insertions, 58 deletions
diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c
index 41bbae83fc7..82f64986bc2 100644
--- a/drivers/usb/host/isp116x-hcd.c
+++ b/drivers/usb/host/isp116x-hcd.c
@@ -70,6 +70,7 @@
#include <linux/interrupt.h>
#include <linux/usb.h>
#include <linux/usb_isp116x.h>
+#include <linux/platform_device.h>
#include <asm/io.h>
#include <asm/irq.h>
@@ -326,7 +327,8 @@ static void postproc_atl_queue(struct isp116x *isp116x)
usb_settoggle(udev, ep->epnum,
ep->nextpid ==
USB_PID_OUT,
- PTD_GET_TOGGLE(ptd) ^ 1);
+ PTD_GET_TOGGLE(ptd));
+ urb->actual_length += PTD_GET_COUNT(ptd);
urb->status = cc_to_error[TD_DATAUNDERRUN];
spin_unlock(&urb->lock);
continue;
@@ -637,7 +639,7 @@ static irqreturn_t isp116x_irq(struct usb_hcd *hcd, struct pt_regs *regs)
+ msecs_to_jiffies(20) + 1);
if (intstat & HCINT_RD) {
DBG("---- remote wakeup\n");
- schedule_work(&isp116x->rh_resume);
+ usb_hcd_resume_root_hub(hcd);
ret = IRQ_HANDLED;
}
irqstat &= ~HCuPINT_OPR;
@@ -693,7 +695,7 @@ static int balance(struct isp116x *isp116x, u16 period, u16 load)
static int isp116x_urb_enqueue(struct usb_hcd *hcd,
struct usb_host_endpoint *hep, struct urb *urb,
- unsigned mem_flags)
+ gfp_t mem_flags)
{
struct isp116x *isp116x = hcd_to_isp116x(hcd);
struct usb_device *udev = urb->dev;
@@ -1159,7 +1161,7 @@ static int isp116x_hub_control(struct usb_hcd *hcd,
#ifdef CONFIG_PM
-static int isp116x_hub_suspend(struct usb_hcd *hcd)
+static int isp116x_bus_suspend(struct usb_hcd *hcd)
{
struct isp116x *isp116x = hcd_to_isp116x(hcd);
unsigned long flags;
@@ -1199,7 +1201,7 @@ static int isp116x_hub_suspend(struct usb_hcd *hcd)
return ret;
}
-static int isp116x_hub_resume(struct usb_hcd *hcd)
+static int isp116x_bus_resume(struct usb_hcd *hcd)
{
struct isp116x *isp116x = hcd_to_isp116x(hcd);
u32 val;
@@ -1262,21 +1264,11 @@ static int isp116x_hub_resume(struct usb_hcd *hcd)
return 0;
}
-static void isp116x_rh_resume(void *_hcd)
-{
- struct usb_hcd *hcd = _hcd;
-
- usb_resume_device(hcd->self.root_hub);
-}
#else
-#define isp116x_hub_suspend NULL
-#define isp116x_hub_resume NULL
-
-static void isp116x_rh_resume(void *_hcd)
-{
-}
+#define isp116x_bus_suspend NULL
+#define isp116x_bus_resume NULL
#endif
@@ -1635,23 +1627,21 @@ static struct hc_driver isp116x_hc_driver = {
.hub_status_data = isp116x_hub_status_data,
.hub_control = isp116x_hub_control,
- .hub_suspend = isp116x_hub_suspend,
- .hub_resume = isp116x_hub_resume,
+ .bus_suspend = isp116x_bus_suspend,
+ .bus_resume = isp116x_bus_resume,
};
/*----------------------------------------------------------------*/
-static int __init_or_module isp116x_remove(struct device *dev)
+static int __init_or_module isp116x_remove(struct platform_device *pdev)
{
- struct usb_hcd *hcd = dev_get_drvdata(dev);
+ struct usb_hcd *hcd = platform_get_drvdata(pdev);
struct isp116x *isp116x;
- struct platform_device *pdev;
struct resource *res;
if (!hcd)
return 0;
isp116x = hcd_to_isp116x(hcd);
- pdev = container_of(dev, struct platform_device, dev);
remove_debug_file(isp116x);
usb_remove_hcd(hcd);
@@ -1668,18 +1658,16 @@ static int __init_or_module isp116x_remove(struct device *dev)
#define resource_len(r) (((r)->end - (r)->start) + 1)
-static int __init isp116x_probe(struct device *dev)
+static int __init isp116x_probe(struct platform_device *pdev)
{
struct usb_hcd *hcd;
struct isp116x *isp116x;
- struct platform_device *pdev;
struct resource *addr, *data;
void __iomem *addr_reg;
void __iomem *data_reg;
int irq;
int ret = 0;
- pdev = container_of(dev, struct platform_device, dev);
if (pdev->num_resources < 3) {
ret = -ENODEV;
goto err1;
@@ -1693,7 +1681,7 @@ static int __init isp116x_probe(struct device *dev)
goto err1;
}
- if (dev->dma_mask) {
+ if (pdev->dev.dma_mask) {
DBG("DMA not supported\n");
ret = -EINVAL;
goto err1;
@@ -1719,7 +1707,7 @@ static int __init isp116x_probe(struct device *dev)
}
/* allocate and initialize hcd */
- hcd = usb_create_hcd(&isp116x_hc_driver, dev, dev->bus_id);
+ hcd = usb_create_hcd(&isp116x_hc_driver, &pdev->dev, pdev->dev.bus_id);
if (!hcd) {
ret = -ENOMEM;
goto err5;
@@ -1731,8 +1719,7 @@ static int __init isp116x_probe(struct device *dev)
isp116x->addr_reg = addr_reg;
spin_lock_init(&isp116x->lock);
INIT_LIST_HEAD(&isp116x->async);
- INIT_WORK(&isp116x->rh_resume, isp116x_rh_resume, hcd);
- isp116x->board = dev->platform_data;
+ isp116x->board = pdev->dev.platform_data;
if (!isp116x->board) {
ERR("Platform data structure not initialized\n");
@@ -1773,22 +1760,13 @@ static int __init isp116x_probe(struct device *dev)
/*
Suspend of platform device
*/
-static int isp116x_suspend(struct device *dev, pm_message_t state, u32 phase)
+static int isp116x_suspend(struct platform_device *dev, pm_message_t state)
{
int ret = 0;
- struct usb_hcd *hcd = dev_get_drvdata(dev);
- VDBG("%s: state %x, phase %x\n", __func__, state, phase);
+ VDBG("%s: state %x\n", __func__, state);
- if (phase != SUSPEND_DISABLE && phase != SUSPEND_POWER_DOWN)
- return 0;
-
- ret = usb_suspend_device(hcd->self.root_hub, state);
- if (!ret) {
- dev->power.power_state = state;
- INFO("%s suspended\n", hcd_name);
- } else
- ERR("%s suspend failed\n", hcd_name);
+ dev->dev.power.power_state = state;
return ret;
}
@@ -1796,21 +1774,14 @@ static int isp116x_suspend(struct device *dev, pm_message_t state, u32 phase)
/*
Resume platform device
*/
-static int isp116x_resume(struct device *dev, u32 phase)
+static int isp116x_resume(struct platform_device *dev)
{
int ret = 0;
- struct usb_hcd *hcd = dev_get_drvdata(dev);
- VDBG("%s: state %x, phase %x\n", __func__, dev->power.power_state,
- phase);
- if (phase != RESUME_POWER_ON)
- return 0;
+ VDBG("%s: state %x\n", __func__, dev->dev.power.power_state);
+
+ dev->dev.power.power_state = PMSG_ON;
- ret = usb_resume_device(hcd->self.root_hub);
- if (!ret) {
- dev->power.power_state = PMSG_ON;
- VDBG("%s resumed\n", (char *)hcd_name);
- }
return ret;
}
@@ -1821,13 +1792,14 @@ static int isp116x_resume(struct device *dev, u32 phase)
#endif
-static struct device_driver isp116x_driver = {
- .name = (char *)hcd_name,
- .bus = &platform_bus_type,
+static struct platform_driver isp116x_driver = {
.probe = isp116x_probe,
.remove = isp116x_remove,
.suspend = isp116x_suspend,
.resume = isp116x_resume,
+ .driver = {
+ .name = (char *)hcd_name,
+ },
};
/*-----------------------------------------------------------------*/
@@ -1838,14 +1810,14 @@ static int __init isp116x_init(void)
return -ENODEV;
INFO("driver %s, %s\n", hcd_name, DRIVER_VERSION);
- return driver_register(&isp116x_driver);
+ return platform_driver_register(&isp116x_driver);
}
module_init(isp116x_init);
static void __exit isp116x_cleanup(void)
{
- driver_unregister(&isp116x_driver);
+ platform_driver_unregister(&isp116x_driver);
}
module_exit(isp116x_cleanup);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-05 20:04:20 +0000