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Commit 8d0082fa authored by Hans de Goede's avatar Hans de Goede Committed by Mauro Carvalho Chehab
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V4L/DVB (14000): gspca_ov519: ov764x remove setting of AEC limits 



ov764x remove setting of AEC limits, as the custom values cause AEC
oscilation in 320x240.

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent d02134dd

drivers/media/video/gspca/ov519.c

+4 −6
Original line number Diff line number Diff line
@@ -3689,14 +3689,12 @@ static int mode_init_ov_sensor_regs(struct sd *sd) 
	case SEN_OV7648:

		i2c_w_mask(sd, 0x14, qvga ? 0x20 : 0x00, 0x20);

		i2c_w_mask(sd, 0x28, qvga ? 0x00 : 0x20, 0x20);

		/* The following 5 lines where commented out before with a

		   comment wondering if they did anything. This was because

		   the old driver did only 640x480, at 320x240 these 5 writes

		   *significantly* improve the image quality. */

		i2c_w(sd, 0x24, qvga ? 0x20 : 0x3a);

		i2c_w(sd, 0x25, qvga ? 0x30 : 0x60);

		/* Setting this undocumented bit in qvga mode removes a very

		   annoying vertical shaking of the image */

		i2c_w_mask(sd, 0x2d, qvga ? 0x40 : 0x00, 0x40);

		/* Unknown */

		i2c_w_mask(sd, 0x67, qvga ? 0xf0 : 0x90, 0xf0);

		/* Allow higher automatic gain (to allow higher framerates) */

		i2c_w_mask(sd, 0x74, qvga ? 0x20 : 0x00, 0x20);

		i2c_w_mask(sd, 0x12, 0x04, 0x04); /* AWB: 1 */

		break;