Commit b1b056a5 authored by Jean-Francois Moine's avatar Jean-Francois Moine Committed by Mauro Carvalho Chehab
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V4L/DVB (9842): gspca: Center the brightness in sonixj. 



The brightness jumped from max to min at the middle of the control values.

Signed-off-by: default avatarJean-Francois Moine <moinejf@free.fr>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent abf485fe

drivers/media/video/gspca/sonixj.c

+3 −3
Original line number Diff line number Diff line
@@ -89,7 +89,7 @@ static struct ctrl sd_ctrls[] = { 
#define BRIGHTNESS_MAX 0xffff

		.maximum = BRIGHTNESS_MAX,

		.step    = 1,

#define BRIGHTNESS_DEF 0x7fff

#define BRIGHTNESS_DEF 0x8000

		.default_value = BRIGHTNESS_DEF,

	    },

	    .set = sd_setbrightness,
@@ -1129,7 +1129,7 @@ static void setbrightness(struct gspca_dev *gspca_dev) 
	unsigned int expo;

	__u8 k2;



	k2 = sd->brightness >> 10;

	k2 = ((int) sd->brightness - 0x8000) >> 10;

	switch (sd->sensor) {

	case SENSOR_HV7131R:

		expo = sd->brightness << 4;
@@ -1147,7 +1147,7 @@ static void setbrightness(struct gspca_dev *gspca_dev) 
	case SENSOR_OM6802:

		expo = sd->brightness >> 6;

		sd->exposure = setexposure(gspca_dev, expo);

		k2 >>= 1;

		k2 = sd->brightness >> 11;

		break;

	}