#include <linux/input.h>
#include <linux/wait.h>
#include <linux/vmalloc.h>
+#include <linux/sched.h>
#include <linux/hid.h>
#include <linux/hiddev.h>
#ifdef CONFIG_HID_DEBUG
int hid_debug = 0;
-module_param_named(debug, hid_debug, bool, 0600);
-MODULE_PARM_DESC(debug, "Turn HID debugging mode on and off");
+module_param_named(debug, hid_debug, int, 0600);
+MODULE_PARM_DESC(debug, "HID debugging (0=off, 1=probing info, 2=continuous data dumping)");
EXPORT_SYMBOL_GPL(hid_debug);
#endif
field->index = report->maxfield++;
report->field[field->index] = field;
field->usage = (struct hid_usage *)(field + 1);
- field->value = (unsigned *)(field->usage + usages);
+ field->value = (s32 *)(field->usage + usages);
field->report = report;
return field;
case 2:
if ((end - start) < 2)
return NULL;
- item->data.u16 = le16_to_cpu(get_unaligned((__le16*)start));
+ item->data.u16 = get_unaligned_le16(start);
start = (__u8 *)((__le16 *)start + 1);
return start;
item->size++;
if ((end - start) < 4)
return NULL;
- item->data.u32 = le32_to_cpu(get_unaligned((__le32*)start));
+ item->data.u32 = get_unaligned_le32(start);
start = (__u8 *)((__le32 *)start + 1);
return start;
}
{
u64 x;
- WARN_ON(n > 32);
+ if (n > 32)
+ printk(KERN_WARNING "HID: extract() called with n (%d) > 32! (%s)\n",
+ n, current->comm);
report += offset >> 3; /* adjust byte index */
offset &= 7; /* now only need bit offset into one byte */
- x = le64_to_cpu(get_unaligned((__le64 *) report));
+ x = get_unaligned_le64(report);
x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
return (u32) x;
}
__le64 x;
u64 m = (1ULL << n) - 1;
- WARN_ON(n > 32);
+ if (n > 32)
+ printk(KERN_WARNING "HID: implement() called with n (%d) > 32! (%s)\n",
+ n, current->comm);
+ if (value > m)
+ printk(KERN_WARNING "HID: implement() called with too large value %d! (%s)\n",
+ value, current->comm);
WARN_ON(value > m);
value &= m;
* reporting to the layer).
*/
-void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt)
+static void hid_input_field(struct hid_device *hid, struct hid_field *field,
+ __u8 *data, int interrupt)
{
unsigned n;
unsigned count = field->report_count;
exit:
kfree(value);
}
-EXPORT_SYMBOL_GPL(hid_input_field);
/*
* Output the field into the report.
size--;
}
- /* dump the report descriptor */
+ /* dump the report */
dbg_hid("report %d (size %u) = ", n, size);
for (i = 0; i < size; i++)
dbg_hid_line(" %02x", data[i]);
if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
hid->hiddev_report_event(hid, report);
- if (hid->claimed & HID_CLAIMED_HIDRAW)
- hidraw_report_event(hid, data, size);
+ if (hid->claimed & HID_CLAIMED_HIDRAW) {
+ /* numbered reports need to be passed with the report num */
+ if (report_enum->numbered)
+ hidraw_report_event(hid, data - 1, size + 1);
+ else
+ hidraw_report_event(hid, data, size);
+ }
for (n = 0; n < report->maxfield; n++)
hid_input_field(hid, report->field[n], data, interrupt);