V4L/DVB (12230): gspca - t613: Change tas5130a init sequences.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/gspca/t613.c b/drivers/media/video/gspca/t613.c
index 404214b..1d321c3 100644
--- a/drivers/media/video/gspca/t613.c
+++ b/drivers/media/video/gspca/t613.c
@@ -264,6 +264,10 @@
 
 /* sensor specific data */
 struct additional_sensor_data {
+	const u8 n3[6];
+	const u8 *n4, n4sz;
+	const u8 reg80, reg8e;
+	const u8 nset8[6];
 	const u8 data1[10];
 	const u8 data2[9];
 	const u8 data3[9];
@@ -272,14 +276,55 @@
 	const u8 stream[4];
 };
 
+static const u8 n4_om6802[] = {
+	0x09, 0x01, 0x12, 0x04, 0x66, 0x8a, 0x80, 0x3c,
+	0x81, 0x22, 0x84, 0x50, 0x8a, 0x78, 0x8b, 0x68,
+	0x8c, 0x88, 0x8e, 0x33, 0x8f, 0x24, 0xaa, 0xb1,
+	0xa2, 0x60, 0xa5, 0x30, 0xa6, 0x3a, 0xa8, 0xe8,
+	0xae, 0x05, 0xb1, 0x00, 0xbb, 0x04, 0xbc, 0x48,
+	0xbe, 0x36, 0xc6, 0x88, 0xe9, 0x00, 0xc5, 0xc0,
+	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 n4_other[] = {
+	0x66, 0x00, 0x7f, 0x00, 0x80, 0xac, 0x81, 0x69,
+	0x84, 0x40, 0x85, 0x70, 0x86, 0x20, 0x8a, 0x68,
+	0x8b, 0x58, 0x8c, 0x88, 0x8d, 0xff, 0x8e, 0xb8,
+	0x8f, 0x28, 0xa2, 0x60, 0xa5, 0x40, 0xa8, 0xa8,
+	0xac, 0x84, 0xad, 0x84, 0xae, 0x24, 0xaf, 0x56,
+	0xb0, 0x68, 0xb1, 0x00, 0xb2, 0x88, 0xbb, 0xc5,
+	0xbc, 0x4a, 0xbe, 0x36, 0xc2, 0x88, 0xc5, 0xc0,
+	0xc6, 0xda, 0xe9, 0x26, 0xeb, 0x00
+};
+static const u8 n4_tas5130a[] = {
+	0x80, 0x3c, 0x81, 0x68, 0x83, 0xa0, 0x84, 0x20,
+	0x8a, 0x68, 0x8b, 0x58, 0x8c, 0x88, 0x8e, 0xb4,
+	0x8f, 0x24, 0xa1, 0xb1, 0xa2, 0x30, 0xa5, 0x10,
+	0xa6, 0x4a, 0xae, 0x03, 0xb1, 0x44, 0xb2, 0x08,
+	0xb7, 0x06, 0xb9, 0xe7, 0xbb, 0xc4, 0xbc, 0x4a,
+	0xbe, 0x36, 0xbf, 0xff, 0xc2, 0x88, 0xc5, 0xc8,
+	0xc6, 0xda
+};
+
 static const struct additional_sensor_data sensor_data[] = {
-    {				/* OM6802 */
+    {				/* 0: OM6802 */
+	.n3 =
+		{0x61, 0x68, 0x65, 0x0a, 0x60, 0x04},
+	.n4 = n4_om6802,
+	.n4sz = sizeof n4_om6802,
+	.reg80 = 0x3c,
+	.reg8e = 0x33,
+	.nset8 = {0xa8, 0xf0, 0xc6, 0x88, 0xc0, 0x00},
 	.data1 =
 		{0xc2, 0x28, 0x0f, 0x22, 0xcd, 0x27, 0x2c, 0x06,
 		 0xb3, 0xfc},
 	.data2 =
 		{0x80, 0xff, 0xff, 0x80, 0xff, 0xff, 0x80, 0xff,
 		 0xff},
+	.data3 =
+		{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 */
@@ -287,13 +332,23 @@
 	.stream =
 		{0x0b, 0x04, 0x0a, 0x78},
     },
-    {				/* OTHER */
+    {				/* 1: OTHER */
+	.n3 =
+		{0x61, 0xc2, 0x65, 0x88, 0x60, 0x00},
+	.n4 = n4_other,
+	.n4sz = sizeof n4_other,
+	.reg80 = 0xac,
+	.reg8e = 0xb8,
+	.nset8 = {0xa8, 0xa8, 0xc6, 0xda, 0xc0, 0x00},
 	.data1 =
 		{0xc1, 0x48, 0x04, 0x1b, 0xca, 0x2e, 0x33, 0x3a,
 		 0xe8, 0xfc},
 	.data2 =
 		{0x4e, 0x9c, 0xec, 0x40, 0x80, 0xc0, 0x48, 0x96,
 		 0xd9},
+	.data3 =
+		{0x4e, 0x9c, 0xec, 0x40, 0x80, 0xc0, 0x48, 0x96,
+		 0xd9},
 	.data4 =
 		{0x66, 0x00, 0xa8, 0xa8},
 	.data5 =
@@ -301,13 +356,23 @@
 	.stream =
 		{0x0b, 0x04, 0x0a, 0x00},
     },
-    {				/* TAS5130A */
+    {				/* 2: TAS5130A */
+	.n3 =
+		{0x61, 0xc2, 0x65, 0x0d, 0x60, 0x08},
+	.n4 = n4_tas5130a,
+	.n4sz = sizeof n4_tas5130a,
+	.reg80 = 0x3c,
+	.reg8e = 0xb4,
+	.nset8 = {0xa8, 0xf0, 0xc6, 0xda, 0xc0, 0x00},
 	.data1 =
 		{0xbb, 0x28, 0x10, 0x10, 0xbb, 0x28, 0x1e, 0x27,
 		 0xc8, 0xfc},
 	.data2 =
 		{0x60, 0xa8, 0xe0, 0x60, 0xa8, 0xe0, 0x60, 0xa8,
 		 0xe0},
+	.data3 =
+		{0x60, 0xa8, 0xe0, 0x60, 0xa8, 0xe0, 0x60, 0xa8,
+		 0xe0},
 	.data4 =	/* Freq (50/60Hz). Splitted for test purpose */
 		{0x66, 0x00, 0xa8, 0xe8},
 	.data5 =
@@ -364,7 +429,7 @@
 	{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 */
+	{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 */
@@ -385,8 +450,6 @@
 	{0x62, 0x08, 0x63, 0x70, 0x64, 0x1d, 0x60, 0x09},
 	{0x62, 0x20, 0x63, 0x01, 0x64, 0x02, 0x60, 0x09},
 	{0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09},
-	{0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09},
-	{},
 };
 
 static u8 sensor_reset[] = {0x61, 0x68, 0x62, 0xff, 0x60, 0x07};
@@ -633,10 +696,10 @@
 	 * but wont hurt anyway, and can help someone with similar webcam
 	 * to see the initial parameters.*/
 	struct sd *sd = (struct sd *) gspca_dev;
+	const struct additional_sensor_data *sensor;
 	int i;
 	u16 sensor_id;
 	u8 test_byte = 0;
-	u16 reg80, reg8e;
 
 	static const u8 read_indexs[] =
 		{ 0x0a, 0x0b, 0x66, 0x80, 0x81, 0x8e, 0x8f, 0xa5,
@@ -645,37 +708,6 @@
 			{0x08, 0x03, 0x09, 0x03, 0x12, 0x04};
 	static const u8 n2[] =
 			{0x08, 0x00};
-	static const u8 n3[6] =
-			{0x61, 0x68, 0x65, 0x0a, 0x60, 0x04};
-	static const u8 n3_other[6] =
-			{0x61, 0xc2, 0x65, 0x88, 0x60, 0x00};
-	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,
-		 0xa2, 0x60, 0xa5, 0x30, 0xa6, 0x3a, 0xa8, 0xe8,
-		 0xae, 0x05, 0xb1, 0x00, 0xbb, 0x04, 0xbc, 0x48,
-		 0xbe, 0x36, 0xc6, 0x88, 0xe9, 0x00, 0xc5, 0xc0,
-		 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 n4_other[] =
-		{0x66, 0x00, 0x7f, 0x00, 0x80, 0xac, 0x81, 0x69,
-		 0x84, 0x40, 0x85, 0x70, 0x86, 0x20, 0x8a, 0x68,
-		 0x8b, 0x58, 0x8c, 0x88, 0x8d, 0xff, 0x8e, 0xb8,
-		 0x8f, 0x28, 0xa2, 0x60, 0xa5, 0x40, 0xa8, 0xa8,
-		 0xac, 0x84, 0xad, 0x84, 0xae, 0x24, 0xaf, 0x56,
-		 0xb0, 0x68, 0xb1, 0x00, 0xb2, 0x88, 0xbb, 0xc5,
-		 0xbc, 0x4a, 0xbe, 0x36, 0xc2, 0x88, 0xc5, 0xc0,
-		 0xc6, 0xda, 0xe9, 0x26, 0xeb, 0x00};
-	static const u8 nset8[6] =
-			{ 0xa8, 0xf0, 0xc6, 0x88, 0xc0, 0x00 };
-	static const u8 nset8_other[6] =
-			{ 0xa8, 0xa8, 0xc6, 0xda, 0xc0, 0x00 };
-	static const u8 nset9[4] =
-			{ 0x0b, 0x04, 0x0a, 0x78 };
-	static const u8 nset9_other[4] =
-			{ 0x0b, 0x04, 0x0a, 0x00 };
 
 	sensor_id = (reg_r(gspca_dev, 0x06) << 8)
 			| reg_r(gspca_dev, 0x07);
@@ -709,8 +741,7 @@
 		}
 		if (i < 0) {
 			err("Bad sensor reset %02x", test_byte);
-/*			return -EIO; */
-/*fixme: test - continue */
+			return -EIO;
 		}
 		reg_w_buf(gspca_dev, n2, sizeof n2);
 	}
@@ -723,31 +754,17 @@
 		i++;
 	}
 
-	if (sd->sensor != SENSOR_OTHER) {
-		reg_w_buf(gspca_dev, n3, sizeof n3);
-		reg_w_buf(gspca_dev, n4, sizeof n4);
-		reg_r(gspca_dev, 0x0080);
-		reg_w(gspca_dev, 0x2c80);
-		reg80 = 0x3880;
-		reg8e = 0x338e;
-	} else {
-		reg_w_buf(gspca_dev, n3_other, sizeof n3_other);
-		reg_w_buf(gspca_dev, n4_other, sizeof n4_other);
-		sd->gamma = 5;
-		reg80 = 0xac80;
-		reg8e = 0xb88e;
-	}
+	sensor = &sensor_data[sd->sensor];
+	reg_w_buf(gspca_dev, sensor->n3, sizeof sensor->n3);
+	reg_w_buf(gspca_dev, sensor->n4, sensor->n4sz);
 
-	reg_w_ixbuf(gspca_dev, 0xd0, sensor_data[sd->sensor].data1,
-			sizeof sensor_data[sd->sensor].data1);
-	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_ixbuf(gspca_dev, 0xd0, sensor->data1, sizeof sensor->data1);
+	reg_w_ixbuf(gspca_dev, 0xc7, sensor->data2, sizeof sensor->data2);
+	reg_w_ixbuf(gspca_dev, 0xe0, sensor->data3, sizeof sensor->data3);
 
-	reg_w(gspca_dev, reg80);
-	reg_w(gspca_dev, reg80);
-	reg_w(gspca_dev, reg8e);
+	reg_w(gspca_dev, (sensor->reg80 << 8) + 0x80);
+	reg_w(gspca_dev, (sensor->reg80 << 8) + 0x80);
+	reg_w(gspca_dev, (sensor->reg8e << 8) + 0x8e);
 
 	setbrightness(gspca_dev);
 	setcontrast(gspca_dev);
@@ -760,25 +777,14 @@
 	reg_w(gspca_dev, 0x2088);
 	reg_w(gspca_dev, 0x2089);
 
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data4,
-			sizeof sensor_data[sd->sensor].data4);
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data5,
-			sizeof sensor_data[sd->sensor].data5);
-	if (sd->sensor != SENSOR_OTHER) {
-		reg_w_buf(gspca_dev, nset8, sizeof nset8);
-		reg_w_buf(gspca_dev, nset9, sizeof nset9);
-		reg_w(gspca_dev, 0x2880);
-	} else {
-		reg_w_buf(gspca_dev, nset8_other, sizeof nset8_other);
-		reg_w_buf(gspca_dev, nset9_other, sizeof nset9_other);
-	}
+	reg_w_buf(gspca_dev, sensor->data4, sizeof sensor->data4);
+	reg_w_buf(gspca_dev, sensor->data5, sizeof sensor->data5);
+	reg_w_buf(gspca_dev, sensor->nset8, sizeof sensor->nset8);
+	reg_w_buf(gspca_dev, sensor->stream, sizeof sensor->stream);
 
-	reg_w_ixbuf(gspca_dev, 0xd0, sensor_data[sd->sensor].data1,
-			sizeof sensor_data[sd->sensor].data1);
-	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_ixbuf(gspca_dev, 0xd0, sensor->data1, sizeof sensor->data1);
+	reg_w_ixbuf(gspca_dev, 0xc7, sensor->data2, sizeof sensor->data2);
+	reg_w_ixbuf(gspca_dev, 0xe0, sensor->data3, sizeof sensor->data3);
 
 	return 0;
 }
@@ -828,7 +834,6 @@
  * i added some module parameters for test with some users */
 static void poll_sensor(struct gspca_dev *gspca_dev)
 {
-	struct sd *sd = (struct sd *) gspca_dev;
 	static const u8 poll1[] =
 		{0x67, 0x05, 0x68, 0x81, 0x69, 0x80, 0x6a, 0x82,
 		 0x6b, 0x68, 0x6c, 0x69, 0x72, 0xd9, 0x73, 0x34,
@@ -844,24 +849,23 @@
 		 0xa1, 0xb1, 0xda, 0x6b, 0xdb, 0x98, 0xdf, 0x0c,
 		 0xc2, 0x80, 0xc3, 0x10};
 
-	if (sd->sensor == SENSOR_OM6802) {
-		PDEBUG(D_STREAM, "[Sensor requires polling]");
-		reg_w_buf(gspca_dev, poll1, sizeof poll1);
-		reg_w_buf(gspca_dev, poll2, sizeof poll2);
-		reg_w_buf(gspca_dev, poll3, sizeof poll3);
-		reg_w_buf(gspca_dev, poll4, sizeof poll4);
-	}
+	PDEBUG(D_STREAM, "[Sensor requires polling]");
+	reg_w_buf(gspca_dev, poll1, sizeof poll1);
+	reg_w_buf(gspca_dev, poll2, sizeof poll2);
+	reg_w_buf(gspca_dev, poll3, sizeof poll3);
+	reg_w_buf(gspca_dev, poll4, sizeof poll4);
 }
 
 static int sd_start(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
+	const struct additional_sensor_data *sensor;
 	int i, mode;
 	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;
+	mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
 	switch (mode) {
 	case 0:		/* 640x480 (0x00) */
 		break;
@@ -889,34 +893,33 @@
 	default:
 /*	case SENSOR_TAS5130A: */
 		i = 0;
-		while (tas5130a_sensor_init[i][0] != 0) {
+		for (;;) {
 			reg_w_buf(gspca_dev, tas5130a_sensor_init[i],
 					 sizeof tas5130a_sensor_init[0]);
+			if (i >= ARRAY_SIZE(tas5130a_sensor_init) - 1)
+				break;
 			i++;
 		}
 		reg_w(gspca_dev, 0x3c80);
 		/* just in case and to keep sync with logs (for mine) */
-		reg_w_buf(gspca_dev, tas5130a_sensor_init[3],
+		reg_w_buf(gspca_dev, tas5130a_sensor_init[i],
 				 sizeof tas5130a_sensor_init[0]);
 		reg_w(gspca_dev, 0x3c80);
 		break;
 	}
-	reg_w_buf(gspca_dev, sensor_data[sd->sensor].data4,
-			sizeof sensor_data[sd->sensor].data4);
+	sensor = &sensor_data[sd->sensor];
+	reg_w_buf(gspca_dev, sensor->data4, sizeof sensor->data4);
 	reg_r(gspca_dev, 0x0012);
 	reg_w_buf(gspca_dev, t2, sizeof t2);
 	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,
-			sizeof sensor_data[sd->sensor].stream);
-	poll_sensor(gspca_dev);
+	reg_w_buf(gspca_dev, sensor->stream, sizeof sensor->stream);
+	reg_w_buf(gspca_dev, sensor->stream, sizeof sensor->stream);
 
-	/* restart on each start, just in case, sometimes regs goes wrong
-	 * when using controls from app */
-	setbrightness(gspca_dev);
-	setcontrast(gspca_dev);
-	setcolors(gspca_dev);
+	if (sd->sensor == SENSOR_OM6802)
+		poll_sensor(gspca_dev);
+
 	return 0;
 }
 
@@ -926,10 +929,9 @@
 
 	reg_w_buf(gspca_dev, sensor_data[sd->sensor].stream,
 			sizeof sensor_data[sd->sensor].stream);
-	msleep(20);
 	reg_w_buf(gspca_dev, sensor_data[sd->sensor].stream,
 			sizeof sensor_data[sd->sensor].stream);
-	if (sd->sensor != SENSOR_OTHER) {
+	if (sd->sensor == SENSOR_OM6802) {
 		msleep(20);
 		reg_w(gspca_dev, 0x0309);
 	}