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path: root/drivers/usb/input/hid-core.c
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Diffstat (limited to 'drivers/usb/input/hid-core.c')
-rw-r--r--drivers/usb/input/hid-core.c57
1 files changed, 36 insertions, 21 deletions
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index e0fd11605b43..45f44fe33bfe 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -750,21 +750,31 @@ static __inline__ __u32 s32ton(__s32 value, unsigned n)
}
/*
- * Extract/implement a data field from/to a report.
+ * Extract/implement a data field from/to a little endian report (bit array).
*/
static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n)
{
- report += (offset >> 5) << 2; offset &= 31;
- return (le64_to_cpu(get_unaligned((__le64*)report)) >> offset) & ((1ULL << n) - 1);
+ u32 x;
+
+ report += offset >> 3; /* adjust byte index */
+ offset &= 8 - 1;
+ x = get_unaligned((u32 *) report);
+ x = le32_to_cpu(x);
+ x = (x >> offset) & ((1 << n) - 1);
+ return x;
}
static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value)
{
- report += (offset >> 5) << 2; offset &= 31;
- put_unaligned((get_unaligned((__le64*)report)
- & cpu_to_le64(~((((__u64) 1 << n) - 1) << offset)))
- | cpu_to_le64((__u64)value << offset), (__le64*)report);
+ u32 x;
+
+ report += offset >> 3;
+ offset &= 8 - 1;
+ x = get_unaligned((u32 *)report);
+ x &= cpu_to_le32(~((((__u32) 1 << n) - 1) << offset));
+ x |= cpu_to_le32(value << offset);
+ put_unaligned(x,(u32 *)report);
}
/*
@@ -780,13 +790,13 @@ static __inline__ int search(__s32 *array, __s32 value, unsigned n)
return -1;
}
-static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt, struct pt_regs *regs)
+static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt)
{
hid_dump_input(usage, value);
if (hid->claimed & HID_CLAIMED_INPUT)
- hidinput_hid_event(hid, field, usage, value, regs);
+ hidinput_hid_event(hid, field, usage, value);
if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt)
- hiddev_hid_event(hid, field, usage, value, regs);
+ hiddev_hid_event(hid, field, usage, value);
}
/*
@@ -795,7 +805,7 @@ static void hid_process_event(struct hid_device *hid, struct hid_field *field, s
* reporting to the layer).
*/
-static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt, struct pt_regs *regs)
+static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt)
{
unsigned n;
unsigned count = field->report_count;
@@ -822,19 +832,19 @@ static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u
for (n = 0; n < count; n++) {
if (HID_MAIN_ITEM_VARIABLE & field->flags) {
- hid_process_event(hid, field, &field->usage[n], value[n], interrupt, regs);
+ hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
continue;
}
if (field->value[n] >= min && field->value[n] <= max
&& field->usage[field->value[n] - min].hid
&& search(value, field->value[n], count))
- hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt, regs);
+ hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
if (value[n] >= min && value[n] <= max
&& field->usage[value[n] - min].hid
&& search(field->value, value[n], count))
- hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt, regs);
+ hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
}
memcpy(field->value, value, count * sizeof(__s32));
@@ -842,7 +852,7 @@ exit:
kfree(value);
}
-static int hid_input_report(int type, struct urb *urb, int interrupt, struct pt_regs *regs)
+static int hid_input_report(int type, struct urb *urb, int interrupt)
{
struct hid_device *hid = urb->context;
struct hid_report_enum *report_enum = hid->report_enum + type;
@@ -892,7 +902,7 @@ static int hid_input_report(int type, struct urb *urb, int interrupt, struct pt_
hiddev_report_event(hid, report);
for (n = 0; n < report->maxfield; n++)
- hid_input_field(hid, report->field[n], data, interrupt, regs);
+ hid_input_field(hid, report->field[n], data, interrupt);
if (hid->claimed & HID_CLAIMED_INPUT)
hidinput_report_event(hid, report);
@@ -1004,7 +1014,7 @@ done:
* Input interrupt completion handler.
*/
-static void hid_irq_in(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_in(struct urb *urb)
{
struct hid_device *hid = urb->context;
int status;
@@ -1012,7 +1022,7 @@ static void hid_irq_in(struct urb *urb, struct pt_regs *regs)
switch (urb->status) {
case 0: /* success */
hid->retry_delay = 0;
- hid_input_report(HID_INPUT_REPORT, urb, 1, regs);
+ hid_input_report(HID_INPUT_REPORT, urb, 1);
break;
case -ECONNRESET: /* unlink */
case -ENOENT:
@@ -1193,7 +1203,7 @@ static int hid_submit_ctrl(struct hid_device *hid)
* Output interrupt completion handler.
*/
-static void hid_irq_out(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_out(struct urb *urb)
{
struct hid_device *hid = urb->context;
unsigned long flags;
@@ -1238,7 +1248,7 @@ static void hid_irq_out(struct urb *urb, struct pt_regs *regs)
* Control pipe completion handler.
*/
-static void hid_ctrl(struct urb *urb, struct pt_regs *regs)
+static void hid_ctrl(struct urb *urb)
{
struct hid_device *hid = urb->context;
unsigned long flags;
@@ -1249,7 +1259,7 @@ static void hid_ctrl(struct urb *urb, struct pt_regs *regs)
switch (urb->status) {
case 0: /* success */
if (hid->ctrl[hid->ctrltail].dir == USB_DIR_IN)
- hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0, regs);
+ hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0);
break;
case -ESHUTDOWN: /* unplug */
unplug = 1;
@@ -1381,6 +1391,9 @@ void hid_close(struct hid_device *hid)
#define USB_VENDOR_ID_PANJIT 0x134c
+#define USB_VENDOR_ID_TURBOX 0x062a
+#define USB_DEVICE_ID_TURBOX_KEYBOARD 0x0201
+
/*
* Initialize all reports
*/
@@ -1768,6 +1781,8 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
+
{ 0, 0 }
};
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