From: Márton Németh <nm127@xxxxxxxxxxx>
Add support for snapshot button found on Labtec Webcam 2200.
Signed-off-by: Márton Németh <nm127@xxxxxxxxxxx>
---
diff -r abfdd03b800d linux/drivers/media/video/gspca/pac7302.c
--- a/linux/drivers/media/video/gspca/pac7302.c Thu Nov 19 10:34:21 2009 +0100
+++ b/linux/drivers/media/video/gspca/pac7302.c Sat Nov 21 13:02:44 2009 +0100
@@ -68,8 +68,10 @@
#define MODULE_NAME "pac7302"
+#include <linux/input.h>
#include <media/v4l2-chip-ident.h>
#include "gspca.h"
+#include "input.h"
MODULE_AUTHOR("Thomas Kaiser thomas@xxxxxxxxxxxxxxx");
MODULE_DESCRIPTION("Pixart PAC7302");
@@ -1220,6 +1222,37 @@
}
#endif
+#ifdef CONFIG_INPUT
+static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,
+ u8 *data, /* interrupt packet data */
+ int len) /* interrput packet length */
+{
+ int ret = -EINVAL;
+ u8 data0, data1;
+
+ if (len == 2) {
+ data0 = data[0];
+ data1 = data[1];
+ if ((data0 == 0x00 && data1 == 0x11) ||
+ (data0 == 0x22 && data1 == 0x33) ||
+ (data0 == 0x44 && data1 == 0x55) ||
+ (data0 == 0x66 && data1 == 0x77) ||
+ (data0 == 0x88 && data1 == 0x99) ||
+ (data0 == 0xaa && data1 == 0xbb) ||
+ (data0 == 0xcc && data1 == 0xdd) ||
+ (data0 == 0xee && data1 == 0xff)) {
+ input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1);
+ input_sync(gspca_dev->input_dev);
+ input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);
+ input_sync(gspca_dev->input_dev);
+ ret = 0;
+ }
+ }
+
+ return ret;
+}
+#endif
+
/* sub-driver description for pac7302 */
static struct sd_desc sd_desc = {
.name = MODULE_NAME,
@@ -1236,6 +1269,9 @@
.set_register = sd_dbg_s_register,
.get_chip_ident = sd_chip_ident,
#endif
+#ifdef CONFIG_INPUT
+ .int_pkt_scan = sd_int_pkt_scan,
+#endif
};
/* -- module initialisation -- */
--
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