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Commit 32ea3e44 authored by Hans de Goede's avatar Hans de Goede Committed by Mauro Carvalho Chehab
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V4L/DVB: gscpa_pac7311: Add support for camera button 



gscpa_pac7311: Add support for camera button

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 937a6f54

drivers/media/video/gspca/pac7311.c

+35 −0
Original line number Diff line number Diff line
@@ -51,6 +51,7 @@ 


#define MODULE_NAME "pac7311"



#include <linux/input.h>

#include "gspca.h"



MODULE_AUTHOR("Thomas Kaiser thomas@kaiser-linux.li");
@@ -798,6 +799,37 @@ static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) 
	return 0;

}



#ifdef CONFIG_INPUT

static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,

			u8 *data,		/* interrupt packet data */

			int len)		/* interrupt 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 pac7311 */

static const struct sd_desc sd_desc = {

	.name = MODULE_NAME,
@@ -810,6 +842,9 @@ static const struct sd_desc sd_desc = { 
	.stop0 = sd_stop0,

	.pkt_scan = sd_pkt_scan,

	.dq_callback = do_autogain,

#ifdef CONFIG_INPUT

	.int_pkt_scan = sd_int_pkt_scan,

#endif

};



/* -- module initialisation -- */