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Commit 6028c326 authored by Jean-François Moine's avatar Jean-François Moine Committed by Mauro Carvalho Chehab
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[media] gspca - zc3xx: Fix bad sensor values when changing autogain 



The setexposure added in commit 590f2168 works only for the sensor hv7131r,
but it is called for all sensors when changing the autogain.

Signed-off-by: default avatarJean-François Moine <moinejf@free.fr>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 0b74e2c4

drivers/media/video/gspca/zc3xx.c

+4 −0
Original line number Diff line number Diff line
@@ -5884,6 +5884,8 @@ static void getexposure(struct gspca_dev *gspca_dev) 
{

	struct sd *sd = (struct sd *) gspca_dev;



	if (sd->sensor != SENSOR_HV7131R)

		return;

	sd->ctrls[EXPOSURE].val = (i2c_read(gspca_dev, 0x25) << 9)

		| (i2c_read(gspca_dev, 0x26) << 1)

		| (i2c_read(gspca_dev, 0x27) >> 7);
@@ -5894,6 +5896,8 @@ static void setexposure(struct gspca_dev *gspca_dev) 
	struct sd *sd = (struct sd *) gspca_dev;

	int val;



	if (sd->sensor != SENSOR_HV7131R)

		return;

	val = sd->ctrls[EXPOSURE].val;

	i2c_write(gspca_dev, 0x25, val >> 9, 0x00);

	i2c_write(gspca_dev, 0x26, val >> 1, 0x00);