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Commit c529e556 authored by Hans de Goede's avatar Hans de Goede Committed by Mauro Carvalho Chehab
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V4L/DVB (12616): gspca_pac207: remove a number of unneeded (repeated) register writes 



gspca_pac207: remove a number of unneeded (repeated) register writes

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 8d81ae24

drivers/media/video/gspca/pac207.c

+1 −8
Original line number Diff line number Diff line
@@ -169,13 +169,9 @@ static const __u8 pac207_sensor_init[][8] = { 
	{0x10, 0x12, 0x0d, 0x12, 0x0c, 0x01, 0x29, 0xf0},

	{0x00, 0x64, 0x64, 0x64, 0x04, 0x10, 0xf0, 0x30},

	{0x00, 0x00, 0x00, 0x70, 0xa0, 0xf8, 0x00, 0x00},

	{0x00, 0x00, 0x32, 0x00, 0x96, 0x00, 0xa2, 0x02},

	{0x32, 0x00, 0x96, 0x00, 0xA2, 0x02, 0xaf, 0x00},

};



			/* 48 reg_72 Rate Control end BalSize_4a =0x36 */

static const __u8 PacReg72[] = { 0x00, 0x00, 0x36, 0x00 };



static int pac207_write_regs(struct gspca_dev *gspca_dev, u16 index,

	const u8 *buffer, u16 length)

{
@@ -274,7 +270,6 @@ static int sd_init(struct gspca_dev *gspca_dev) 
				 * Bit_1=LED,

				 * Bit_2=Compression test mode enable */

	pac207_write_reg(gspca_dev, 0x0f, 0x00); /* Power Control */

	pac207_write_reg(gspca_dev, 0x11, 0x30); /* Analog Bias */



	return 0;

}
@@ -289,9 +284,7 @@ static int sd_start(struct gspca_dev *gspca_dev) 
	pac207_write_regs(gspca_dev, 0x0002, pac207_sensor_init[0], 8);

	pac207_write_regs(gspca_dev, 0x000a, pac207_sensor_init[1], 8);

	pac207_write_regs(gspca_dev, 0x0012, pac207_sensor_init[2], 8);

	pac207_write_regs(gspca_dev, 0x0040, pac207_sensor_init[3], 8);

	pac207_write_regs(gspca_dev, 0x0042, pac207_sensor_init[4], 8);

	pac207_write_regs(gspca_dev, 0x0048, PacReg72, 4);

	pac207_write_regs(gspca_dev, 0x0042, pac207_sensor_init[3], 8);



	/* Compression Balance */

	if (gspca_dev->width == 176)