V4L/DVB (10380): gspca - t613: Cleanup and optimize code.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 182 insertions, 197 deletions

diff --git a/drivers/media/video/gspca/t613.c b/drivers/media/video/gspca/t613.c
index 76ba2c9588d7..8e89024b9135 100644
--- a/drivers/media/video/gspca/t613.c
+++ b/drivers/media/video/gspca/t613.c
@@ -37,18 +37,18 @@ MODULE_LICENSE("GPL");
 struct sd {
 	struct gspca_dev gspca_dev;	/* !! must be the first item */
 
-	unsigned char brightness;
-	unsigned char contrast;
-	unsigned char colors;
-	unsigned char autogain;
-	unsigned char gamma;
-	unsigned char sharpness;
-	unsigned char freq;
-	unsigned char whitebalance;
-	unsigned char mirror;
-	unsigned char effect;
-
-	__u8 sensor;
+	u8 brightness;
+	u8 contrast;
+	u8 colors;
+	u8 autogain;
+	u8 gamma;
+	u8 sharpness;
+	u8 freq;
+	u8 whitebalance;
+	u8 mirror;
+	u8 effect;
+
+	u8 sensor;
 #define SENSOR_TAS5130A 0
 #define SENSOR_OM6802 1
 };
@@ -78,7 +78,6 @@ static int sd_querymenu(struct gspca_dev *gspca_dev,
 			struct v4l2_querymenu *menu);
 
 static struct ctrl sd_ctrls[] = {
-#define SD_BRIGHTNESS 0
 	{
 	 {
 	  .id = V4L2_CID_BRIGHTNESS,
@@ -87,12 +86,12 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 14,
 	  .step = 1,
-	  .default_value = 8,
+#define BRIGHTNESS_DEF 8
+	  .default_value = BRIGHTNESS_DEF,
 	  },
 	 .set = sd_setbrightness,
 	 .get = sd_getbrightness,
 	 },
-#define SD_CONTRAST 1
 	{
 	 {
 	  .id = V4L2_CID_CONTRAST,
@@ -101,12 +100,12 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 0x0d,
 	  .step = 1,
-	  .default_value = 0x07,
+#define CONTRAST_DEF 0x07
+	  .default_value = CONTRAST_DEF,
 	  },
 	 .set = sd_setcontrast,
 	 .get = sd_getcontrast,
 	 },
-#define SD_COLOR 2
 	{
 	 {
 	  .id = V4L2_CID_SATURATION,
@@ -115,7 +114,8 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 0x0f,
 	  .step = 1,
-	  .default_value = 0x05,
+#define COLORS_DEF 0x05
+	  .default_value = COLORS_DEF,
 	  },
 	 .set = sd_setcolors,
 	 .get = sd_getcolors,
@@ -135,7 +135,6 @@ static struct ctrl sd_ctrls[] = {
 	 .set = sd_setgamma,
 	 .get = sd_getgamma,
 	 },
-#define SD_AUTOGAIN 4
 	{
 	 {
 	  .id = V4L2_CID_GAIN,	/* here, i activate only the lowlight,
@@ -146,12 +145,12 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 1,
 	  .step = 1,
-	  .default_value = 0x01,
+#define AUTOGAIN_DEF 0x01
+	  .default_value = AUTOGAIN_DEF,
 	  },
 	 .set = sd_setlowlight,
 	 .get = sd_getlowlight,
 	 },
-#define SD_MIRROR 5
 	{
 	 {
 	  .id = V4L2_CID_HFLIP,
@@ -160,12 +159,12 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 1,
 	  .step = 1,
-	  .default_value = 0,
+#define MIRROR_DEF 0
+	  .default_value = MIRROR_DEF,
 	  },
 	 .set = sd_setflip,
 	 .get = sd_getflip
 	},
-#define SD_LIGHTFREQ 6
 	{
 	 {
 	  .id = V4L2_CID_POWER_LINE_FREQUENCY,
@@ -174,12 +173,12 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 1,		/* 1 -> 0x50, 2->0x60 */
 	  .maximum = 2,
 	  .step = 1,
-	  .default_value = 1,
+#define FREQ_DEF 1
+	  .default_value = FREQ_DEF,
 	  },
 	 .set = sd_setfreq,
 	 .get = sd_getfreq},
 
-#define SD_WHITE_BALANCE 7
 	{
 	 {
 	  .id = V4L2_CID_WHITE_BALANCE_TEMPERATURE,
@@ -188,12 +187,12 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 1,
 	  .step = 1,
-	  .default_value = 0,
+#define WHITE_BALANCE_DEF 0
+	  .default_value = WHITE_BALANCE_DEF,
 	  },
 	 .set = sd_setwhitebalance,
 	 .get = sd_getwhitebalance
 	},
-#define SD_SHARPNESS 8		/* (aka definition on win) */
 	{
 	 {
 	  .id = V4L2_CID_SHARPNESS,
@@ -202,12 +201,12 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 15,
 	  .step = 1,
-	  .default_value = 0x06,
+#define SHARPNESS_DEF 0x06
+	  .default_value = SHARPNESS_DEF,
 	  },
 	 .set = sd_setsharpness,
 	 .get = sd_getsharpness,
 	 },
-#define SD_EFFECTS 9
 	{
 	 {
 	  .id = V4L2_CID_EFFECTS,
@@ -216,7 +215,8 @@ static struct ctrl sd_ctrls[] = {
 	  .minimum = 0,
 	  .maximum = 4,
 	  .step = 1,
-	  .default_value = 0,
+#define EFFECTS_DEF 0
+	  .default_value = EFFECTS_DEF,
 	  },
 	 .set = sd_seteffect,
 	 .get = sd_geteffect
@@ -263,28 +263,22 @@ static const struct v4l2_pix_format vga_mode_t16[] = {
 
 /* sensor specific data */
 struct additional_sensor_data {
-	const __u8 data1[20];
-	const __u8 data2[18];
-	const __u8 data3[18];
-	const __u8 data4[4];
-	const __u8 data5[6];
-	const __u8 stream[4];
+	const u8 data1[10];
+	const u8 data2[9];
+	const u8 data3[9];
+	const u8 data4[4];
+	const u8 data5[6];
+	const u8 stream[4];
 };
 
 const static struct additional_sensor_data sensor_data[] = {
     {				/* TAS5130A */
 	.data1 =
-		{0xd0, 0xbb, 0xd1, 0x28, 0xd2, 0x10, 0xd3, 0x10,
-		 0xd4, 0xbb, 0xd5, 0x28, 0xd6, 0x1e, 0xd7, 0x27,
-		 0xd8, 0xc8, 0xd9, 0xfc},
+		{0xbb, 0x28, 0x10, 0x10, 0xbb, 0x28, 0x1e, 0x27,
+		 0xc8, 0xfc},
 	.data2 =
-		{0xe0, 0x60, 0xe1, 0xa8, 0xe2, 0xe0, 0xe3, 0x60,
-		 0xe4, 0xa8, 0xe5, 0xe0, 0xe6, 0x60, 0xe7, 0xa8,
-		 0xe8, 0xe0},
-	.data3 =
-		{0xc7, 0x60, 0xc8, 0xa8, 0xc9, 0xe0, 0xca, 0x60,
-		 0xcb, 0xa8, 0xcc, 0xe0, 0xcd, 0x60, 0xce, 0xa8,
-		 0xcf, 0xe0},
+		{0x60, 0xa8, 0xe0, 0x60, 0xa8, 0xe0, 0x60, 0xa8,
+		 0xe0},
 	.data4 =	/* Freq (50/60Hz). Splitted for test purpose */
 		{0x66, 0x00, 0xa8, 0xe8},
 	.data5 =
@@ -294,17 +288,11 @@ const static struct additional_sensor_data sensor_data[] = {
     },
     {				/* OM6802 */
 	.data1 =
-		{0xd0, 0xc2, 0xd1, 0x28, 0xd2, 0x0f, 0xd3, 0x22,
-		 0xd4, 0xcd, 0xd5, 0x27, 0xd6, 0x2c, 0xd7, 0x06,
-		 0xd8, 0xb3, 0xd9, 0xfc},
+		{0xc2, 0x28, 0x0f, 0x22, 0xcd, 0x27, 0x2c, 0x06,
+		 0xb3, 0xfc},
 	.data2 =
-		{0xe0, 0x80, 0xe1, 0xff, 0xe2, 0xff, 0xe3, 0x80,
-		 0xe4, 0xff, 0xe5, 0xff, 0xe6, 0x80, 0xe7, 0xff,
-		 0xe8, 0xff},
-	.data3 =
-		{0xc7, 0x80, 0xc8, 0xff, 0xc9, 0xff, 0xca, 0x80,
-		 0xcb, 0xff, 0xcc, 0xff, 0xcd, 0x80, 0xce, 0xff,
-		 0xcf, 0xff},
+		{0x80, 0xff, 0xff, 0x80, 0xff, 0xff, 0x80, 0xff,
+		 0xff},
 	.data4 =	/*Freq (50/60Hz). Splitted for test purpose */
 		{0x66, 0xca, 0xa8, 0xf0 },
 	.data5 =	/* this could be removed later */
@@ -317,7 +305,7 @@ const static struct additional_sensor_data sensor_data[] = {
 #define MAX_EFFECTS 7
 /* easily done by soft, this table could be removed,
  * i keep it here just in case */
-static const __u8 effects_table[MAX_EFFECTS][6] = {
+static const u8 effects_table[MAX_EFFECTS][6] = {
 	{0xa8, 0xe8, 0xc6, 0xd2, 0xc0, 0x00},	/* Normal */
 	{0xa8, 0xc8, 0xc6, 0x52, 0xc0, 0x04},	/* Repujar */
 	{0xa8, 0xe8, 0xc6, 0xd2, 0xc0, 0x20},	/* Monochrome */
@@ -327,90 +315,58 @@ static const __u8 effects_table[MAX_EFFECTS][6] = {
 	{0xa8, 0xc8, 0xc6, 0xd2, 0xc0, 0x40},	/* Negative */
 };
 
-static const __u8 gamma_table[GAMMA_MAX][34] = {
-	{0x90, 0x00, 0x91, 0x3e, 0x92, 0x69, 0x93, 0x85,	/* 0 */
-	 0x94, 0x95, 0x95, 0xa1, 0x96, 0xae, 0x97, 0xb9,
-	 0x98, 0xc2, 0x99, 0xcb, 0x9a, 0xd4, 0x9b, 0xdb,
-	 0x9c, 0xe3, 0x9d, 0xea, 0x9e, 0xf1, 0x9f, 0xf8,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x33, 0x92, 0x5a, 0x93, 0x75,	/* 1 */
-	 0x94, 0x85, 0x95, 0x93, 0x96, 0xa1, 0x97, 0xad,
-	 0x98, 0xb7, 0x99, 0xc2, 0x9a, 0xcb, 0x9b, 0xd4,
-	 0x9c, 0xde, 0x9D, 0xe7, 0x9e, 0xf0, 0x9f, 0xf7,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x2f, 0x92, 0x51, 0x93, 0x6b,	/* 2 */
-	 0x94, 0x7c, 0x95, 0x8a, 0x96, 0x99, 0x97, 0xa6,
-	 0x98, 0xb1, 0x99, 0xbc, 0x9a, 0xc6, 0x9b, 0xd0,
-	 0x9c, 0xdb, 0x9d, 0xe4, 0x9e, 0xed, 0x9f, 0xf6,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x29, 0x92, 0x48, 0x93, 0x60,	/* 3 */
-	 0x94, 0x72, 0x95, 0x81, 0x96, 0x90, 0x97, 0x9e,
-	 0x98, 0xaa, 0x99, 0xb5, 0x9a, 0xbf, 0x9b, 0xcb,
-	 0x9c, 0xd6, 0x9d, 0xe1, 0x9e, 0xeb, 0x9f, 0xf5,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x23, 0x92, 0x3f, 0x93, 0x55,	/* 4 */
-	 0x94, 0x68, 0x95, 0x77, 0x96, 0x86, 0x97, 0x95,
-	 0x98, 0xa2, 0x99, 0xad, 0x9a, 0xb9, 0x9b, 0xc6,
-	 0x9c, 0xd2, 0x9d, 0xde, 0x9e, 0xe9, 0x9f, 0xf4,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x1b, 0x92, 0x33, 0x93, 0x48,	/* 5 */
-	 0x94, 0x59, 0x95, 0x69, 0x96, 0x79, 0x97, 0x87,
-	 0x98, 0x96, 0x99, 0xa3, 0x9a, 0xb1, 0x9b, 0xbe,
-	 0x9c, 0xcc, 0x9d, 0xda, 0x9e, 0xe7, 0x9f, 0xf3,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x02, 0x92, 0x10, 0x93, 0x20,	/* 6 */
-	 0x94, 0x32, 0x95, 0x40, 0x96, 0x57, 0x97, 0x67,
-	 0x98, 0x77, 0x99, 0x88, 0x9a, 0x99, 0x9b, 0xaa,
-	 0x9c, 0xbb, 0x9d, 0xcc, 0x9e, 0xdd, 0x9f, 0xee,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x02, 0x92, 0x14, 0x93, 0x26,	/* 7 */
-	 0x94, 0x38, 0x95, 0x4a, 0x96, 0x60, 0x97, 0x70,
-	 0x98, 0x80, 0x99, 0x90, 0x9a, 0xa0, 0x9b, 0xb0,
-	 0x9c, 0xc0, 0x9D, 0xd0, 0x9e, 0xe0, 0x9f, 0xf0,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x10, 0x92, 0x22, 0x93, 0x35,	/* 8 */
-	 0x94, 0x47, 0x95, 0x5a, 0x96, 0x69, 0x97, 0x79,
-	 0x98, 0x88, 0x99, 0x97, 0x9a, 0xa7, 0x9b, 0xb6,
-	 0x9c, 0xc4, 0x9d, 0xd3, 0x9e, 0xe0, 0x9f, 0xf0,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x10, 0x92, 0x26, 0x93, 0x40,	/* 9 */
-	 0x94, 0x54, 0x95, 0x65, 0x96, 0x75, 0x97, 0x84,
-	 0x98, 0x93, 0x99, 0xa1, 0x9a, 0xb0, 0x9b, 0xbd,
-	 0x9c, 0xca, 0x9d, 0xd6, 0x9e, 0xe0, 0x9f, 0xf0,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x18, 0x92, 0x2b, 0x93, 0x44,	/* 10 */
-	 0x94, 0x60, 0x95, 0x70, 0x96, 0x80, 0x97, 0x8e,
-	 0x98, 0x9c, 0x99, 0xaa, 0x9a, 0xb7, 0x9b, 0xc4,
-	 0x9c, 0xd0, 0x9d, 0xd8, 0x9e, 0xe2, 0x9f, 0xf0,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x1a, 0x92, 0x34, 0x93, 0x52,	/* 11 */
-	 0x94, 0x66, 0x95, 0x7e, 0x96, 0x8D, 0x97, 0x9B,
-	 0x98, 0xa8, 0x99, 0xb4, 0x9a, 0xc0, 0x9b, 0xcb,
-	 0x9c, 0xd6, 0x9d, 0xe1, 0x9e, 0xeb, 0x9f, 0xf5,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x3f, 0x92, 0x5a, 0x93, 0x6e,	/* 12 */
-	 0x94, 0x7f, 0x95, 0x8e, 0x96, 0x9c, 0x97, 0xa8,
-	 0x98, 0xb4, 0x99, 0xbf, 0x9a, 0xc9, 0x9b, 0xd3,
-	 0x9c, 0xdc, 0x9d, 0xe5, 0x9e, 0xee, 0x9f, 0xf6,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x54, 0x92, 0x6f, 0x93, 0x83,	/* 13 */
-	 0x94, 0x93, 0x95, 0xa0, 0x96, 0xad, 0x97, 0xb7,
-	 0x98, 0xc2, 0x99, 0xcb, 0x9a, 0xd4, 0x9b, 0xdc,
-	 0x9c, 0xe4, 0x9d, 0xeb, 0x9e, 0xf2, 0x9f, 0xf9,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x6e, 0x92, 0x88, 0x93, 0x9a,	/* 14 */
-	 0x94, 0xa8, 0x95, 0xb3, 0x96, 0xbd, 0x97, 0xc6,
-	 0x98, 0xcf, 0x99, 0xd6, 0x9a, 0xdd, 0x9b, 0xe3,
-	 0x9c, 0xe9, 0x9d, 0xef, 0x9e, 0xf4, 0x9f, 0xfa,
-	 0xa0, 0xff},
-	{0x90, 0x00, 0x91, 0x93, 0x92, 0xa8, 0x93, 0xb7,	/* 15 */
-	 0x94, 0xc1, 0x95, 0xca, 0x96, 0xd2, 0x97, 0xd8,
-	 0x98, 0xde, 0x99, 0xe3, 0x9a, 0xe8, 0x9b, 0xed,
-	 0x9c, 0xf1, 0x9d, 0xf5, 0x9e, 0xf8, 0x9f, 0xfc,
-	 0xa0, 0xff}
+static const u8 gamma_table[GAMMA_MAX][17] = {
+	{0x00, 0x3e, 0x69, 0x85, 0x95, 0xa1, 0xae, 0xb9,	/* 0 */
+	 0xc2, 0xcb, 0xd4, 0xdb, 0xe3, 0xea, 0xf1, 0xf8,
+	 0xff},
+	{0x00, 0x33, 0x5a, 0x75, 0x85, 0x93, 0xa1, 0xad,	/* 1 */
+	 0xb7, 0xc2, 0xcb, 0xd4, 0xde, 0xe7, 0xf0, 0xf7,
+	 0xff},
+	{0x00, 0x2f, 0x51, 0x6b, 0x7c, 0x8a, 0x99, 0xa6,	/* 2 */
+	 0xb1, 0xbc, 0xc6, 0xd0, 0xdb, 0xe4, 0xed, 0xf6,
+	 0xff},
+	{0x00, 0x29, 0x48, 0x60, 0x72, 0x81, 0x90, 0x9e,	/* 3 */
+	 0xaa, 0xb5, 0xbf, 0xcb, 0xd6, 0xe1, 0xeb, 0xf5,
+	 0xff},
+	{0x00, 0x23, 0x3f, 0x55, 0x68, 0x77, 0x86, 0x95,	/* 4 */
+	 0xa2, 0xad, 0xb9, 0xc6, 0xd2, 0xde, 0xe9, 0xf4,
+	 0xff},
+	{0x00, 0x1b, 0x33, 0x48, 0x59, 0x69, 0x79, 0x87,	/* 5 */
+	 0x96, 0xa3, 0xb1, 0xbe, 0xcc, 0xda, 0xe7, 0xf3,
+	 0xff},
+	{0x00, 0x02, 0x10, 0x20, 0x32, 0x40, 0x57, 0x67,	/* 6 */
+	 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee,
+	 0xff},
+	{0x00, 0x02, 0x14, 0x26, 0x38, 0x4a, 0x60, 0x70,	/* 7 */
+	 0x80, 0x90, 0xa0, 0xb0, 0xc0, 0xd0, 0xe0, 0xf0,
+	 0xff},
+	{0x00, 0x10, 0x22, 0x35, 0x47, 0x5a, 0x69, 0x79,	/* 8 */
+	 0x88, 0x97, 0xa7, 0xb6, 0xc4, 0xd3, 0xe0, 0xf0,
+	 0xff},
+	{0x00, 0x10, 0x26, 0x40, 0x54, 0x65, 0x75, 0x84,	/* 9 */
+	 0x93, 0xa1, 0xb0, 0xbd, 0xca, 0xd6, 0xe0, 0xf0,
+	 0xff},
+	{0x00, 0x18, 0x2b, 0x44, 0x60, 0x70, 0x80, 0x8e,	/* 10 */
+	 0x9c, 0xaa, 0xb7, 0xc4, 0xd0, 0xd8, 0xe2, 0xf0,
+	 0xff},
+	{0x00, 0x1a, 0x34, 0x52, 0x66, 0x7e, 0x8D, 0x9B,	/* 11 */
+	 0xa8, 0xb4, 0xc0, 0xcb, 0xd6, 0xe1, 0xeb, 0xf5,
+	 0xff},
+	{0x00, 0x3f, 0x5a, 0x6e, 0x7f, 0x8e, 0x9c, 0xa8,	/* 12 */
+	 0xb4, 0xbf, 0xc9, 0xd3, 0xdc, 0xe5, 0xee, 0xf6,
+	 0xff},
+	{0x00, 0x54, 0x6f, 0x83, 0x93, 0xa0, 0xad, 0xb7,	/* 13 */
+	 0xc2, 0xcb, 0xd4, 0xdc, 0xe4, 0xeb, 0xf2, 0xf9,
+	 0xff},
+	{0x00, 0x6e, 0x88, 0x9a, 0xa8, 0xb3, 0xbd, 0xc6,	/* 14 */
+	 0xcf, 0xd6, 0xdd, 0xe3, 0xe9, 0xef, 0xf4, 0xfa,
+	 0xff},
+	{0x00, 0x93, 0xa8, 0xb7, 0xc1, 0xca, 0xd2, 0xd8,	/* 15 */
+	 0xde, 0xe3, 0xe8, 0xed, 0xf1, 0xf5, 0xf8, 0xfc,
+	 0xff}
 };
 
-static const __u8 tas5130a_sensor_init[][8] = {
+static const u8 tas5130a_sensor_init[][8] = {
 	{0x62, 0x08, 0x63, 0x70, 0x64, 0x1d, 0x60, 0x09},
 	{0x62, 0x20, 0x63, 0x01, 0x64, 0x02, 0x60, 0x09},
 	{0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09},
@@ -418,11 +374,11 @@ static const __u8 tas5130a_sensor_init[][8] = {
 	{},
 };
 
-static __u8 sensor_reset[] = {0x61, 0x68, 0x62, 0xff, 0x60, 0x07};
+static u8 sensor_reset[] = {0x61, 0x68, 0x62, 0xff, 0x60, 0x07};
 
 /* read 1 byte */
-static int reg_r(struct gspca_dev *gspca_dev,
-		   __u16 index)
+static u8 reg_r(struct gspca_dev *gspca_dev,
+		   u16 index)
 {
 	usb_control_msg(gspca_dev->dev,
 			usb_rcvctrlpipe(gspca_dev->dev, 0),
@@ -435,7 +391,7 @@ static int reg_r(struct gspca_dev *gspca_dev,
 }
 
 static void reg_w(struct gspca_dev *gspca_dev,
-		  __u16 index)
+		  u16 index)
 {
 	usb_control_msg(gspca_dev->dev,
 			usb_sndctrlpipe(gspca_dev->dev, 0),
@@ -446,7 +402,7 @@ static void reg_w(struct gspca_dev *gspca_dev,
 }
 
 static void reg_w_buf(struct gspca_dev *gspca_dev,
-		  const __u8 *buffer, __u16 len)
+		  const u8 *buffer, u16 len)
 {
 	if (len <= USB_BUF_SZ) {
 		memcpy(gspca_dev->usb_buf, buffer, len);
@@ -457,7 +413,7 @@ static void reg_w_buf(struct gspca_dev *gspca_dev,
 				0x01, 0,
 				gspca_dev->usb_buf, len, 500);
 	} else {
-		__u8 *tmpbuf;
+		u8 *tmpbuf;
 
 		tmpbuf = kmalloc(len, GFP_KERNEL);
 		memcpy(tmpbuf, buffer, len);
@@ -471,14 +427,41 @@ static void reg_w_buf(struct gspca_dev *gspca_dev,
 	}
 }
 
+/* write values to consecutive registers */
+static void reg_w_ixbuf(struct gspca_dev *gspca_dev,
+			u8 reg,
+			const u8 *buffer, u16 len)
+{
+	int i;
+	u8 *p, *tmpbuf;
+
+	if (len * 2 <= USB_BUF_SZ)
+		p = tmpbuf = gspca_dev->usb_buf;
+	else
+		p = tmpbuf = kmalloc(len * 2, GFP_KERNEL);
+	i = len;
+	while (--i >= 0) {
+		*p++ = reg++;
+		*p++ = *buffer++;
+	}
+	usb_control_msg(gspca_dev->dev,
+			usb_sndctrlpipe(gspca_dev->dev, 0),
+			0,
+			USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+			0x01, 0,
+			tmpbuf, len * 2, 500);
+	if (len * 2 > USB_BUF_SZ)
+		kfree(tmpbuf);
+}
+
 /* Reported as OM6802*/
 static void om6802_sensor_init(struct gspca_dev *gspca_dev)
 {
 	int i;
-	const __u8 *p;
-	__u8 byte;
-	__u8 val[6] = {0x62, 0, 0x64, 0, 0x60, 0x05};
-	static const __u8 sensor_init[] = {
+	const u8 *p;
+	u8 byte;
+	u8 val[6] = {0x62, 0, 0x64, 0, 0x60, 0x05};
+	static const u8 sensor_init[] = {
 		0xdf, 0x6d,
 		0xdd, 0x18,
 		0x5a, 0xe0,
@@ -542,15 +525,16 @@ static int sd_config(struct gspca_dev *gspca_dev,
 	cam->cam_mode = vga_mode_t16;
 	cam->nmodes = ARRAY_SIZE(vga_mode_t16);
 
-	sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
-	sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
-	sd->colors = sd_ctrls[SD_COLOR].qctrl.default_value;
+	sd->brightness = BRIGHTNESS_DEF;
+	sd->contrast = CONTRAST_DEF;
+	sd->colors = COLORS_DEF;
 	sd->gamma = GAMMA_DEF;
-	sd->mirror = sd_ctrls[SD_MIRROR].qctrl.default_value;
-	sd->freq = sd_ctrls[SD_LIGHTFREQ].qctrl.default_value;
-	sd->whitebalance = sd_ctrls[SD_WHITE_BALANCE].qctrl.default_value;
-	sd->sharpness = sd_ctrls[SD_SHARPNESS].qctrl.default_value;
-	sd->effect = sd_ctrls[SD_EFFECTS].qctrl.default_value;
+	sd->autogain = AUTOGAIN_DEF;
+	sd->mirror = MIRROR_DEF;
+	sd->freq = FREQ_DEF;
+	sd->whitebalance = WHITE_BALANCE_DEF;
+	sd->sharpness = SHARPNESS_DEF;
+	sd->effect = EFFECTS_DEF;
 	return 0;
 }
 
@@ -558,7 +542,7 @@ static void setbrightness(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	unsigned int brightness;
-	__u8 set6[4] = { 0x8f, 0x24, 0xc3, 0x00 };
+	u8 set6[4] = { 0x8f, 0x24, 0xc3, 0x00 };
 
 	brightness = sd->brightness;
 	if (brightness < 7) {
@@ -575,7 +559,7 @@ static void setcontrast(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	unsigned int contrast = sd->contrast;
-	__u16 reg_to_write;
+	u16 reg_to_write;
 
 	if (contrast < 7)
 		reg_to_write = 0x8ea9 - contrast * 0x200;
@@ -588,7 +572,7 @@ static void setcontrast(struct gspca_dev *gspca_dev)
 static void setcolors(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	__u16 reg_to_write;
+	u16 reg_to_write;
 
 	reg_to_write = 0x80bb + sd->colors * 0x100;	/* was 0xc0 */
 	reg_w(gspca_dev, reg_to_write);
@@ -599,14 +583,15 @@ static void setgamma(struct gspca_dev *gspca_dev)
 	struct sd *sd = (struct sd *) gspca_dev;
 
 	PDEBUG(D_CONF, "Gamma: %d", sd->gamma);
-	reg_w_buf(gspca_dev, gamma_table[sd->gamma], sizeof gamma_table[0]);
+	reg_w_ixbuf(gspca_dev, 0x90,
+		gamma_table[sd->gamma], sizeof gamma_table[0]);
 }
 
 static void setwhitebalance(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 
-	__u8 white_balance[8] =
+	u8 white_balance[8] =
 		{0x87, 0x20, 0x88, 0x20, 0x89, 0x20, 0x80, 0x38};
 
 	if (sd->whitebalance)
@@ -618,7 +603,7 @@ static void setwhitebalance(struct gspca_dev *gspca_dev)
 static void setsharpness(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	__u16 reg_to_write;
+	u16 reg_to_write;
 
 	reg_to_write = 0x0aa6 + 0x1000 * sd->sharpness;
 
@@ -634,18 +619,18 @@ static int sd_init(struct gspca_dev *gspca_dev)
 	 * to see the initial parameters.*/
 	struct sd *sd = (struct sd *) gspca_dev;
 	int i;
-	__u8 byte, test_byte;
+	u8 byte, test_byte;
 
-	static const __u8 read_indexs[] =
+	static const u8 read_indexs[] =
 		{ 0x06, 0x07, 0x0a, 0x0b, 0x66, 0x80, 0x81, 0x8e, 0x8f, 0xa5,
-		  0xa6, 0xa8, 0xbb, 0xbc, 0xc6, 0x00, 0x00 };
-	static const __u8 n1[] =
+		  0xa6, 0xa8, 0xbb, 0xbc, 0xc6, 0x00 };
+	static const u8 n1[] =
 			{0x08, 0x03, 0x09, 0x03, 0x12, 0x04};
-	static const __u8 n2[] =
+	static const u8 n2[] =
 			{0x08, 0x00};
-	static const __u8 n3[] =
+	static const u8 n3[] =
 			{0x61, 0x68, 0x65, 0x0a, 0x60, 0x04};
-	static const __u8 n4[] =
+	static const u8 n4[] =
 		{0x09, 0x01, 0x12, 0x04, 0x66, 0x8a, 0x80, 0x3c,
 		 0x81, 0x22, 0x84, 0x50, 0x8a, 0x78, 0x8b, 0x68,
 		 0x8c, 0x88, 0x8e, 0x33, 0x8f, 0x24, 0xaa, 0xb1,
@@ -655,10 +640,10 @@ static int sd_init(struct gspca_dev *gspca_dev)
 		 0x65, 0x0a, 0xbb, 0x86, 0xaf, 0x58, 0xb0, 0x68,
 		 0x87, 0x40, 0x89, 0x2b, 0x8d, 0xff, 0x83, 0x40,
 		 0xac, 0x84, 0xad, 0x86, 0xaf, 0x46};
-	static const __u8 nset9[4] =
-			{ 0x0b, 0x04, 0x0a, 0x78 };
-	static const __u8 nset8[6] =
+	static const u8 nset8[6] =
 			{ 0xa8, 0xf0, 0xc6, 0x88, 0xc0, 0x00 };
+	static const u8 nset9[4] =
+			{ 0x0b, 0x04, 0x0a, 0x78 };
 
 	byte = reg_r(gspca_dev, 0x06);
 	test_byte = reg_r(gspca_dev, 0x07);
@@ -703,11 +688,11 @@ static int sd_init(struct gspca_dev *gspca_dev)
 	reg_r(gspca_dev, 0x0080);
 	reg_w(gspca_dev, 0x2c80);
 
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data1,
+	reg_w_ixbuf(gspca_dev, 0xd0, sensor_data[sd->sensor].data1,
 			sizeof sensor_data[sd->sensor].data1);
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data3,
-			sizeof sensor_data[sd->sensor].data3);
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data2,
+	reg_w_ixbuf(gspca_dev, 0xc7, sensor_data[sd->sensor].data2,
+			sizeof sensor_data[sd->sensor].data2);
+	reg_w_ixbuf(gspca_dev, 0xe0, sensor_data[sd->sensor].data2,
 			sizeof sensor_data[sd->sensor].data2);
 
 	reg_w(gspca_dev, 0x3880);
@@ -734,11 +719,11 @@ static int sd_init(struct gspca_dev *gspca_dev)
 
 	reg_w(gspca_dev, 0x2880);
 
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data1,
+	reg_w_ixbuf(gspca_dev, 0xd0, sensor_data[sd->sensor].data1,
 			sizeof sensor_data[sd->sensor].data1);
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data3,
-			sizeof sensor_data[sd->sensor].data3);
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data2,
+	reg_w_ixbuf(gspca_dev, 0xc7, sensor_data[sd->sensor].data2,
+			sizeof sensor_data[sd->sensor].data2);
+	reg_w_ixbuf(gspca_dev, 0xe0, sensor_data[sd->sensor].data2,
 			sizeof sensor_data[sd->sensor].data2);
 
 	return 0;
@@ -747,7 +732,7 @@ static int sd_init(struct gspca_dev *gspca_dev)
 static void setflip(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	__u8 flipcmd[8] =
+	u8 flipcmd[8] =
 		{0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09};
 
 	if (sd->mirror)
@@ -777,7 +762,7 @@ static void seteffect(struct gspca_dev *gspca_dev)
 static void setlightfreq(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	__u8 freq[4] = { 0x66, 0x40, 0xa8, 0xe8 };
+	u8 freq[4] = { 0x66, 0x40, 0xa8, 0xe8 };
 
 	if (sd->freq == 2)	/* 60hz */
 		freq[1] = 0x00;
@@ -790,17 +775,17 @@ static void setlightfreq(struct gspca_dev *gspca_dev)
 static void poll_sensor(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	static const __u8 poll1[] =
+	static const u8 poll1[] =
 		{0x67, 0x05, 0x68, 0x81, 0x69, 0x80, 0x6a, 0x82,
 		 0x6b, 0x68, 0x6c, 0x69, 0x72, 0xd9, 0x73, 0x34,
 		 0x74, 0x32, 0x75, 0x92, 0x76, 0x00, 0x09, 0x01,
 		 0x60, 0x14};
-	static const __u8 poll2[] =
+	static const u8 poll2[] =
 		{0x67, 0x02, 0x68, 0x71, 0x69, 0x72, 0x72, 0xa9,
 		 0x73, 0x02, 0x73, 0x02, 0x60, 0x14};
-	static const __u8 poll3[] =
+	static const u8 poll3[] =
 		{0x87, 0x3f, 0x88, 0x20, 0x89, 0x2d};
-	static const __u8 poll4[] =
+	static const u8 poll4[] =
 		{0xa6, 0x0a, 0xea, 0xcf, 0xbe, 0x26, 0xb1, 0x5f,
 		 0xa1, 0xb1, 0xda, 0x6b, 0xdb, 0x98, 0xdf, 0x0c,
 		 0xc2, 0x80, 0xc3, 0x10};
@@ -818,13 +803,14 @@ static int sd_start(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	int i, mode;
-	__u8 t2[] = { 0x07, 0x00, 0x0d, 0x60, 0x0e, 0x80 };
-	static const __u8 t3[] =
-		{ 0xb3, 0x07, 0xb4, 0x00, 0xb5, 0x88, 0xb6, 0x02, 0xb7, 0x06,
-		  0xb8, 0x00, 0xb9, 0xe7, 0xba, 0x01 };
+	u8 t2[] = { 0x07, 0x00, 0x0d, 0x60, 0x0e, 0x80 };
+	static const u8 t3[] =
+		{ 0x07, 0x00, 0x88, 0x02, 0x06, 0x00, 0xe7, 0x01 };
 
 	mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode]. priv;
 	switch (mode) {
+	case 0:		/* 640x480 (0x00) */
+		break;
 	case 1:		/* 352x288 */
 		t2[1] = 0x40;
 		break;
@@ -834,11 +820,10 @@ static int sd_start(struct gspca_dev *gspca_dev)
 	case 3:		/* 176x144 */
 		t2[1] = 0x50;
 		break;
-	case 4:		/* 160x120 */
+	default:
+/*	case 4:		 * 160x120 */
 		t2[1] = 0x20;
 		break;
-	default:	/* 640x480 (0x00) */
-		break;
 	}
 
 	if (sd->sensor == SENSOR_TAS5130A) {
@@ -860,7 +845,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
 			sizeof sensor_data[sd->sensor].data4);
 	reg_r(gspca_dev, 0x0012);
 	reg_w_buf(gspca_dev, t2, sizeof t2);
-	reg_w_buf(gspca_dev, t3, sizeof t3);
+	reg_w_ixbuf(gspca_dev, 0xb3, t3, sizeof t3);
 	reg_w(gspca_dev, 0x0013);
 	msleep(15);
 	reg_w_buf(gspca_dev, sensor_data[sd->sensor].stream,
@@ -890,10 +875,10 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
 
 static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 			struct gspca_frame *frame,	/* target */
-			__u8 *data,			/* isoc packet */
+			u8 *data,			/* isoc packet */
 			int len)			/* iso packet length */
 {
-	static __u8 ffd9[] = { 0xff, 0xd9 };
+	static u8 ffd9[] = { 0xff, 0xd9 };
 
 	if (data[0] == 0x5a) {
 		/* Control Packet, after this came the header again,