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authorHans de Goede <hdegoede@redhat.com>2012-01-01 16:09:17 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-01-06 10:41:09 -0200
commitee186fd96a5f98f971316d26822b94c331d56a57 (patch)
tree9c57d6da3f69b8c9feec60a767e194333f0aca85 /drivers/media/video/gspca/t613.c
parent0218d53a12a1b90d261b6f9cf0a4cee38d230916 (diff)
[media] gscpa_t613: Add support for the camera button
Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/t613.c')
-rw-r--r--drivers/media/video/gspca/t613.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/t613.c b/drivers/media/video/gspca/t613.c
index 90f0877eb59..c22d4e810f8 100644
--- a/drivers/media/video/gspca/t613.c
+++ b/drivers/media/video/gspca/t613.c
@@ -30,6 +30,7 @@
#define MODULE_NAME "t613"
+#include <linux/input.h>
#include <linux/slab.h>
#include "gspca.h"
@@ -57,6 +58,7 @@ struct sd {
u8 effect;
u8 sensor;
+ u8 button_pressed;
};
enum sensors {
SENSOR_OM6802,
@@ -1095,15 +1097,35 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
msleep(20);
reg_w(gspca_dev, 0x0309);
}
+#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
+ /* If the last button state is pressed, release it now! */
+ if (sd->button_pressed) {
+ input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0);
+ input_sync(gspca_dev->input_dev);
+ sd->button_pressed = 0;
+ }
+#endif
}
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
u8 *data, /* isoc packet */
int len) /* iso packet length */
{
+ struct sd *sd = (struct sd *) gspca_dev;
int pkt_type;
if (data[0] == 0x5a) {
+#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
+ if (len > 20) {
+ u8 state = (data[20] & 0x80) ? 1 : 0;
+ if (sd->button_pressed != state) {
+ input_report_key(gspca_dev->input_dev,
+ KEY_CAMERA, state);
+ input_sync(gspca_dev->input_dev);
+ sd->button_pressed = state;
+ }
+ }
+#endif
/* Control Packet, after this came the header again,
* but extra bytes came in the packet before this,
* sometimes an EOF arrives, sometimes not... */
@@ -1410,6 +1432,9 @@ static const struct sd_desc sd_desc = {
.stopN = sd_stopN,
.pkt_scan = sd_pkt_scan,
.querymenu = sd_querymenu,
+#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
+ .other_input = 1,
+#endif
};
/* -- module initialisation -- */