[PATCH] constify pipe_buf_operations

[linux-2.6] / drivers / hid / hid-core.c

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 1dd9e4f0df1eb2cee1ee7a097f499b9ac9013ab7..18c2b3cf6bcc97873a120b0d7a143c823d27dc80 100644 (file)
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -940,5 +940,64 @@ int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
 }
 EXPORT_SYMBOL_GPL(hid_set_field);
 
+int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
+{
+       struct hid_report_enum *report_enum = hid->report_enum + type;
+       struct hid_report *report;
+       int n, rsize;
+
+       if (!hid)
+               return -ENODEV;
+
+       if (!size) {
+               dbg("empty report");
+               return -1;
+       }
+
+#ifdef DEBUG_DATA
+       printk(KERN_DEBUG __FILE__ ": report (size %u) (%snumbered)\n", len, report_enum->numbered ? "" : "un");
+#endif
+
+       n = 0;                          /* Normally report number is 0 */
+       if (report_enum->numbered) {    /* Device uses numbered reports, data[0] is report number */
+               n = *data++;
+               size--;
+       }
+
+#ifdef DEBUG_DATA
+       {
+               int i;
+               printk(KERN_DEBUG __FILE__ ": report %d (size %u) = ", n, size);
+               for (i = 0; i < size; i++)
+                       printk(" %02x", data[i]);
+               printk("\n");
+       }
+#endif
+
+       if (!(report = report_enum->report_id_hash[n])) {
+               dbg("undefined report_id %d received", n);
+               return -1;
+       }
+
+       rsize = ((report->size - 1) >> 3) + 1;
+
+       if (size < rsize) {
+               dbg("report %d is too short, (%d < %d)", report->id, size, rsize);
+               return -1;
+       }
+
+       if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
+               hid->hiddev_report_event(hid, report);
+
+       for (n = 0; n < report->maxfield; n++)
+               hid_input_field(hid, report->field[n], data, interrupt);
+
+       if (hid->claimed & HID_CLAIMED_INPUT)
+               hidinput_report_event(hid, report);
+
+       return 0;
+}
+EXPORT_SYMBOL_GPL(hid_input_report);
+
 MODULE_LICENSE(DRIVER_LICENSE);