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Commit ee186fd9 authored by Hans de Goede's avatar Hans de Goede Committed by Mauro Carvalho Chehab
Browse files

[media] gscpa_t613: Add support for the camera button 



Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 0218d53a

drivers/media/video/gspca/t613.c

+25 −0
Original line number Diff line number Diff line
@@ -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 -- */