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path: root/drivers/usb/host/r8a66597-hcd.c
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Diffstat (limited to 'drivers/usb/host/r8a66597-hcd.c')
-rw-r--r--drivers/usb/host/r8a66597-hcd.c82
1 files changed, 27 insertions, 55 deletions
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index e84ca1928db..110b4b9ebea 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -27,7 +27,6 @@
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/errno.h>
-#include <linux/init.h>
#include <linux/timer.h>
#include <linux/delay.h>
#include <linux/list.h>
@@ -95,9 +94,7 @@ static int r8a66597_clock_enable(struct r8a66597 *r8a66597)
int i = 0;
if (r8a66597->pdata->on_chip) {
-#ifdef CONFIG_HAVE_CLK
- clk_enable(r8a66597->clk);
-#endif
+ clk_prepare_enable(r8a66597->clk);
do {
r8a66597_write(r8a66597, SCKE, SYSCFG0);
tmp = r8a66597_read(r8a66597, SYSCFG0);
@@ -141,9 +138,7 @@ static void r8a66597_clock_disable(struct r8a66597 *r8a66597)
udelay(1);
if (r8a66597->pdata->on_chip) {
-#ifdef CONFIG_HAVE_CLK
- clk_disable(r8a66597->clk);
-#endif
+ clk_disable_unprepare(r8a66597->clk);
} else {
r8a66597_bclr(r8a66597, PLLC, SYSCFG0);
r8a66597_bclr(r8a66597, XCKE, SYSCFG0);
@@ -401,7 +396,7 @@ static u8 alloc_usb_address(struct r8a66597 *r8a66597, struct urb *urb)
if (r8a66597->address_map & (1 << addr))
continue;
- dbg("alloc_address: r8a66597_addr=%d", addr);
+ dev_dbg(&urb->dev->dev, "alloc_address: r8a66597_addr=%d\n", addr);
r8a66597->address_map |= 1 << addr;
if (make_r8a66597_device(r8a66597, urb, addr) < 0)
@@ -426,7 +421,7 @@ static void free_usb_address(struct r8a66597 *r8a66597,
if (!dev)
return;
- dbg("free_addr: addr=%d", dev->address);
+ dev_dbg(&dev->udev->dev, "free_addr: addr=%d\n", dev->address);
dev->state = USB_STATE_DEFAULT;
r8a66597->address_map &= ~(1 << dev->address);
@@ -819,7 +814,7 @@ static void enable_r8a66597_pipe(struct r8a66597 *r8a66597, struct urb *urb,
struct r8a66597_device *dev = get_urb_to_r8a66597_dev(r8a66597, urb);
struct r8a66597_pipe *pipe = hep->hcpriv;
- dbg("enable_pipe:");
+ dev_dbg(&dev->udev->dev, "enable_pipe:\n");
pipe->info = *info;
set_pipe_reg_addr(pipe, R8A66597_PIPE_NO_DMA);
@@ -898,7 +893,7 @@ static void disable_r8a66597_pipe_all(struct r8a66597 *r8a66597,
force_dequeue(r8a66597, pipenum, dev->address);
}
- dbg("disable_pipe");
+ dev_dbg(&dev->udev->dev, "disable_pipe\n");
r8a66597->dma_map &= ~(dev->dma_map);
dev->dma_map = 0;
@@ -2033,18 +2028,15 @@ static int r8a66597_get_frame(struct usb_hcd *hcd)
static void collect_usb_address_map(struct usb_device *udev, unsigned long *map)
{
int chix;
+ struct usb_device *childdev;
if (udev->state == USB_STATE_CONFIGURED &&
udev->parent && udev->parent->devnum > 1 &&
udev->parent->descriptor.bDeviceClass == USB_CLASS_HUB)
map[udev->devnum/32] |= (1 << (udev->devnum % 32));
- for (chix = 0; chix < udev->maxchild; chix++) {
- struct usb_device *childdev = udev->children[chix];
-
- if (childdev)
- collect_usb_address_map(childdev, map);
- }
+ usb_hub_for_each_child(udev, chix, childdev)
+ collect_usb_address_map(childdev, map);
}
/* this function must be called with interrupt disabled */
@@ -2264,7 +2256,7 @@ static int r8a66597_bus_suspend(struct usb_hcd *hcd)
struct r8a66597 *r8a66597 = hcd_to_r8a66597(hcd);
int port;
- dbg("%s", __func__);
+ dev_dbg(&r8a66597->device0.udev->dev, "%s\n", __func__);
for (port = 0; port < r8a66597->max_root_hub; port++) {
struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
@@ -2273,7 +2265,7 @@ static int r8a66597_bus_suspend(struct usb_hcd *hcd)
if (!(rh->port & USB_PORT_STAT_ENABLE))
continue;
- dbg("suspend port = %d", port);
+ dev_dbg(&rh->dev->udev->dev, "suspend port = %d\n", port);
r8a66597_bclr(r8a66597, UACT, dvstctr_reg); /* suspend */
rh->port |= USB_PORT_STAT_SUSPEND;
@@ -2295,7 +2287,7 @@ static int r8a66597_bus_resume(struct usb_hcd *hcd)
struct r8a66597 *r8a66597 = hcd_to_r8a66597(hcd);
int port;
- dbg("%s", __func__);
+ dev_dbg(&r8a66597->device0.udev->dev, "%s\n", __func__);
for (port = 0; port < r8a66597->max_root_hub; port++) {
struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
@@ -2304,7 +2296,7 @@ static int r8a66597_bus_resume(struct usb_hcd *hcd)
if (!(rh->port & USB_PORT_STAT_SUSPEND))
continue;
- dbg("resume port = %d", port);
+ dev_dbg(&rh->dev->udev->dev, "resume port = %d\n", port);
rh->port &= ~USB_PORT_STAT_SUSPEND;
rh->port |= USB_PORT_STAT_C_SUSPEND << 16;
r8a66597_mdfy(r8a66597, RESUME, RESUME | UACT, dvstctr_reg);
@@ -2360,7 +2352,7 @@ static int r8a66597_suspend(struct device *dev)
struct r8a66597 *r8a66597 = dev_get_drvdata(dev);
int port;
- dbg("%s", __func__);
+ dev_dbg(dev, "%s\n", __func__);
disable_controller(r8a66597);
@@ -2378,7 +2370,7 @@ static int r8a66597_resume(struct device *dev)
struct r8a66597 *r8a66597 = dev_get_drvdata(dev);
struct usb_hcd *hcd = r8a66597_to_hcd(r8a66597);
- dbg("%s", __func__);
+ dev_dbg(dev, "%s\n", __func__);
enable_controller(r8a66597);
usb_root_hub_lost_power(hcd->self.root_hub);
@@ -2398,27 +2390,23 @@ static const struct dev_pm_ops r8a66597_dev_pm_ops = {
#define R8A66597_DEV_PM_OPS NULL
#endif
-static int __devexit r8a66597_remove(struct platform_device *pdev)
+static int r8a66597_remove(struct platform_device *pdev)
{
- struct r8a66597 *r8a66597 = dev_get_drvdata(&pdev->dev);
+ struct r8a66597 *r8a66597 = platform_get_drvdata(pdev);
struct usb_hcd *hcd = r8a66597_to_hcd(r8a66597);
del_timer_sync(&r8a66597->rh_timer);
usb_remove_hcd(hcd);
iounmap(r8a66597->reg);
-#ifdef CONFIG_HAVE_CLK
if (r8a66597->pdata->on_chip)
clk_put(r8a66597->clk);
-#endif
usb_put_hcd(hcd);
return 0;
}
-static int __devinit r8a66597_probe(struct platform_device *pdev)
+static int r8a66597_probe(struct platform_device *pdev)
{
-#ifdef CONFIG_HAVE_CLK
char clk_name[8];
-#endif
struct resource *res = NULL, *ires;
int irq = -1;
void __iomem *reg = NULL;
@@ -2428,6 +2416,9 @@ static int __devinit r8a66597_probe(struct platform_device *pdev)
int i;
unsigned long irq_trigger;
+ if (usb_disabled())
+ return -ENODEV;
+
if (pdev->dev.dma_mask) {
ret = -EINVAL;
dev_err(&pdev->dev, "dma not supported\n");
@@ -2474,12 +2465,11 @@ static int __devinit r8a66597_probe(struct platform_device *pdev)
}
r8a66597 = hcd_to_r8a66597(hcd);
memset(r8a66597, 0, sizeof(struct r8a66597));
- dev_set_drvdata(&pdev->dev, r8a66597);
- r8a66597->pdata = pdev->dev.platform_data;
+ platform_set_drvdata(pdev, r8a66597);
+ r8a66597->pdata = dev_get_platdata(&pdev->dev);
r8a66597->irq_sense_low = irq_trigger == IRQF_TRIGGER_LOW;
if (r8a66597->pdata->on_chip) {
-#ifdef CONFIG_HAVE_CLK
snprintf(clk_name, sizeof(clk_name), "usb%d", pdev->id);
r8a66597->clk = clk_get(&pdev->dev, clk_name);
if (IS_ERR(r8a66597->clk)) {
@@ -2488,7 +2478,6 @@ static int __devinit r8a66597_probe(struct platform_device *pdev)
ret = PTR_ERR(r8a66597->clk);
goto clean_up2;
}
-#endif
r8a66597->max_root_hub = 1;
} else
r8a66597->max_root_hub = 2;
@@ -2524,15 +2513,14 @@ static int __devinit r8a66597_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "Failed to add hcd\n");
goto clean_up3;
}
+ device_wakeup_enable(hcd->self.controller);
return 0;
clean_up3:
-#ifdef CONFIG_HAVE_CLK
if (r8a66597->pdata->on_chip)
clk_put(r8a66597->clk);
clean_up2:
-#endif
usb_put_hcd(hcd);
clean_up:
@@ -2544,28 +2532,12 @@ clean_up:
static struct platform_driver r8a66597_driver = {
.probe = r8a66597_probe,
- .remove = __devexit_p(r8a66597_remove),
+ .remove = r8a66597_remove,
.driver = {
- .name = (char *) hcd_name,
+ .name = hcd_name,
.owner = THIS_MODULE,
.pm = R8A66597_DEV_PM_OPS,
},
};
-static int __init r8a66597_init(void)
-{
- if (usb_disabled())
- return -ENODEV;
-
- printk(KERN_INFO KBUILD_MODNAME ": driver %s, %s\n", hcd_name,
- DRIVER_VERSION);
- return platform_driver_register(&r8a66597_driver);
-}
-module_init(r8a66597_init);
-
-static void __exit r8a66597_cleanup(void)
-{
- platform_driver_unregister(&r8a66597_driver);
-}
-module_exit(r8a66597_cleanup);
-
+module_platform_driver(r8a66597_driver);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 10:32:54 +0000