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path: root/drivers/usb/host/isp1362-hcd.c
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Diffstat (limited to 'drivers/usb/host/isp1362-hcd.c')
-rw-r--r--drivers/usb/host/isp1362-hcd.c95
1 files changed, 32 insertions, 63 deletions
diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c
index 974480c516f..875bcfd3ec1 100644
--- a/drivers/usb/host/isp1362-hcd.c
+++ b/drivers/usb/host/isp1362-hcd.c
@@ -37,11 +37,7 @@
* recovery time (MSCx = 0x7f8c) with a memory clock of 99.53 MHz.
*/
-#ifdef CONFIG_USB_DEBUG
-# define ISP1362_DEBUG
-#else
-# undef ISP1362_DEBUG
-#endif
+#undef ISP1362_DEBUG
/*
* The PXA255 UDC apparently doesn't handle GET_STATUS, GET_CONFIG and
@@ -71,7 +67,6 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/errno.h>
-#include <linux/init.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/usb.h>
@@ -82,6 +77,8 @@
#include <linux/io.h>
#include <linux/bitmap.h>
#include <linux/prefetch.h>
+#include <linux/debugfs.h>
+#include <linux/seq_file.h>
#include <asm/irq.h>
#include <asm/byteorder.h>
@@ -92,7 +89,6 @@ static int dbg_level;
module_param(dbg_level, int, 0644);
#else
module_param(dbg_level, int, 0);
-#define STUB_DEBUG_FILE
#endif
#include "../core/usb.h"
@@ -350,8 +346,6 @@ static void isp1362_write_ptd(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep
struct ptd *ptd = &ep->ptd;
int len = PTD_GET_DIR(ptd) == PTD_DIR_IN ? 0 : ep->length;
- _BUG_ON(ep->ptd_offset < 0);
-
prefetch(ptd);
isp1362_write_buffer(isp1362_hcd, ptd, ep->ptd_offset, PTD_HEADER_SIZE);
if (len)
@@ -1575,12 +1569,12 @@ static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
DBG(0, "ClearHubFeature: ");
switch (wValue) {
case C_HUB_OVER_CURRENT:
- _DBG(0, "C_HUB_OVER_CURRENT\n");
+ DBG(0, "C_HUB_OVER_CURRENT\n");
spin_lock_irqsave(&isp1362_hcd->lock, flags);
isp1362_write_reg32(isp1362_hcd, HCRHSTATUS, RH_HS_OCIC);
spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
case C_HUB_LOCAL_POWER:
- _DBG(0, "C_HUB_LOCAL_POWER\n");
+ DBG(0, "C_HUB_LOCAL_POWER\n");
break;
default:
goto error;
@@ -1591,7 +1585,7 @@ static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
switch (wValue) {
case C_HUB_OVER_CURRENT:
case C_HUB_LOCAL_POWER:
- _DBG(0, "C_HUB_OVER_CURRENT or C_HUB_LOCAL_POWER\n");
+ DBG(0, "C_HUB_OVER_CURRENT or C_HUB_LOCAL_POWER\n");
break;
default:
goto error;
@@ -1622,36 +1616,36 @@ static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
switch (wValue) {
case USB_PORT_FEAT_ENABLE:
- _DBG(0, "USB_PORT_FEAT_ENABLE\n");
+ DBG(0, "USB_PORT_FEAT_ENABLE\n");
tmp = RH_PS_CCS;
break;
case USB_PORT_FEAT_C_ENABLE:
- _DBG(0, "USB_PORT_FEAT_C_ENABLE\n");
+ DBG(0, "USB_PORT_FEAT_C_ENABLE\n");
tmp = RH_PS_PESC;
break;
case USB_PORT_FEAT_SUSPEND:
- _DBG(0, "USB_PORT_FEAT_SUSPEND\n");
+ DBG(0, "USB_PORT_FEAT_SUSPEND\n");
tmp = RH_PS_POCI;
break;
case USB_PORT_FEAT_C_SUSPEND:
- _DBG(0, "USB_PORT_FEAT_C_SUSPEND\n");
+ DBG(0, "USB_PORT_FEAT_C_SUSPEND\n");
tmp = RH_PS_PSSC;
break;
case USB_PORT_FEAT_POWER:
- _DBG(0, "USB_PORT_FEAT_POWER\n");
+ DBG(0, "USB_PORT_FEAT_POWER\n");
tmp = RH_PS_LSDA;
break;
case USB_PORT_FEAT_C_CONNECTION:
- _DBG(0, "USB_PORT_FEAT_C_CONNECTION\n");
+ DBG(0, "USB_PORT_FEAT_C_CONNECTION\n");
tmp = RH_PS_CSC;
break;
case USB_PORT_FEAT_C_OVER_CURRENT:
- _DBG(0, "USB_PORT_FEAT_C_OVER_CURRENT\n");
+ DBG(0, "USB_PORT_FEAT_C_OVER_CURRENT\n");
tmp = RH_PS_OCIC;
break;
case USB_PORT_FEAT_C_RESET:
- _DBG(0, "USB_PORT_FEAT_C_RESET\n");
+ DBG(0, "USB_PORT_FEAT_C_RESET\n");
tmp = RH_PS_PRSC;
break;
default:
@@ -1671,7 +1665,7 @@ static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
wIndex--;
switch (wValue) {
case USB_PORT_FEAT_SUSPEND:
- _DBG(0, "USB_PORT_FEAT_SUSPEND\n");
+ DBG(0, "USB_PORT_FEAT_SUSPEND\n");
spin_lock_irqsave(&isp1362_hcd->lock, flags);
isp1362_write_reg32(isp1362_hcd, HCRHPORT1 + wIndex, RH_PS_PSS);
isp1362_hcd->rhport[wIndex] =
@@ -1679,7 +1673,7 @@ static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
break;
case USB_PORT_FEAT_POWER:
- _DBG(0, "USB_PORT_FEAT_POWER\n");
+ DBG(0, "USB_PORT_FEAT_POWER\n");
spin_lock_irqsave(&isp1362_hcd->lock, flags);
isp1362_write_reg32(isp1362_hcd, HCRHPORT1 + wIndex, RH_PS_PPS);
isp1362_hcd->rhport[wIndex] =
@@ -1687,7 +1681,7 @@ static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
break;
case USB_PORT_FEAT_RESET:
- _DBG(0, "USB_PORT_FEAT_RESET\n");
+ DBG(0, "USB_PORT_FEAT_RESET\n");
spin_lock_irqsave(&isp1362_hcd->lock, flags);
t1 = jiffies + msecs_to_jiffies(USB_RESET_WIDTH);
@@ -1721,7 +1715,7 @@ static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
default:
error:
/* "protocol stall" on error */
- _DBG(0, "PROTOCOL STALL\n");
+ DBG(0, "PROTOCOL STALL\n");
retval = -EPIPE;
}
@@ -1913,20 +1907,6 @@ static int isp1362_bus_resume(struct usb_hcd *hcd)
/*-------------------------------------------------------------------------*/
-#ifdef STUB_DEBUG_FILE
-
-static inline void create_debug_file(struct isp1362_hcd *isp1362_hcd)
-{
-}
-static inline void remove_debug_file(struct isp1362_hcd *isp1362_hcd)
-{
-}
-
-#else
-
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
-
static void dump_irq(struct seq_file *s, char *label, u16 mask)
{
seq_printf(s, "%-15s %04x%s%s%s%s%s%s\n", label, mask,
@@ -2069,7 +2049,7 @@ static void dump_regs(struct seq_file *s, struct isp1362_hcd *isp1362_hcd)
isp1362_read_reg16(isp1362_hcd, HCATLDTCTO));
}
-static int proc_isp1362_show(struct seq_file *s, void *unused)
+static int isp1362_show(struct seq_file *s, void *unused)
{
struct isp1362_hcd *isp1362_hcd = s->private;
struct isp1362_ep *ep;
@@ -2127,7 +2107,7 @@ static int proc_isp1362_show(struct seq_file *s, void *unused)
default:
s = "?";
break;
- };
+ }
s;}), ep->maxpacket) ;
list_for_each_entry(urb, &ep->hep->urb_list, urb_list) {
seq_printf(s, " urb%p, %d/%d\n", urb,
@@ -2173,44 +2153,31 @@ static int proc_isp1362_show(struct seq_file *s, void *unused)
return 0;
}
-static int proc_isp1362_open(struct inode *inode, struct file *file)
+static int isp1362_open(struct inode *inode, struct file *file)
{
- return single_open(file, proc_isp1362_show, PDE(inode)->data);
+ return single_open(file, isp1362_show, inode);
}
-static const struct file_operations proc_ops = {
- .open = proc_isp1362_open,
+static const struct file_operations debug_ops = {
+ .open = isp1362_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
/* expect just one isp1362_hcd per system */
-static const char proc_filename[] = "driver/isp1362";
-
static void create_debug_file(struct isp1362_hcd *isp1362_hcd)
{
- struct proc_dir_entry *pde;
-
- pde = create_proc_entry(proc_filename, 0, NULL);
- if (pde == NULL) {
- pr_warning("%s: Failed to create debug file '%s'\n", __func__, proc_filename);
- return;
- }
-
- pde->proc_fops = &proc_ops;
- pde->data = isp1362_hcd;
- isp1362_hcd->pde = pde;
+ isp1362_hcd->debug_file = debugfs_create_file("isp1362", S_IRUGO,
+ usb_debug_root,
+ isp1362_hcd, &debug_ops);
}
static void remove_debug_file(struct isp1362_hcd *isp1362_hcd)
{
- if (isp1362_hcd->pde)
- remove_proc_entry(proc_filename, NULL);
+ debugfs_remove(isp1362_hcd->debug_file);
}
-#endif
-
/*-------------------------------------------------------------------------*/
static void __isp1362_sw_reset(struct isp1362_hcd *isp1362_hcd)
@@ -2757,7 +2724,7 @@ static int isp1362_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&isp1362_hcd->periodic);
INIT_LIST_HEAD(&isp1362_hcd->isoc);
INIT_LIST_HEAD(&isp1362_hcd->remove_list);
- isp1362_hcd->board = pdev->dev.platform_data;
+ isp1362_hcd->board = dev_get_platdata(&pdev->dev);
#if USE_PLATFORM_DELAY
if (!isp1362_hcd->board->delay) {
dev_err(hcd->self.controller, "No platform delay function given\n");
@@ -2778,6 +2745,8 @@ static int isp1362_probe(struct platform_device *pdev)
retval = usb_add_hcd(hcd, irq, irq_flags | IRQF_SHARED);
if (retval != 0)
goto err6;
+ device_wakeup_enable(hcd->self.controller);
+
pr_info("%s, irq %d\n", hcd->product_desc, irq);
create_debug_file(isp1362_hcd);
@@ -2861,7 +2830,7 @@ static struct platform_driver isp1362_driver = {
.suspend = isp1362_suspend,
.resume = isp1362_resume,
.driver = {
- .name = (char *)hcd_name,
+ .name = hcd_name,
.owner = THIS_MODULE,
},
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 12:14:54 +0000