diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c
index 65452f3..b60ff60 100644
--- a/drivers/media/video/gspca/sonixj.c
+++ b/drivers/media/video/gspca/sonixj.c
@@ -148,55 +148,58 @@
 
 /*Data from sn9c102p+hv71331r */
 static const __u8 sn_hv7131[] = {
-/*	reg0  reg1  reg2  reg3  reg4  reg5  reg6  reg7  reg8  reg9 */
-	0x00, 0x03, 0x64, 0x00, 0x1A, 0x20, 0x20, 0x20, 0xA1, 0x11,
-/*	rega  regb  regc  regd  rege  regf  reg10 reg11 */
-	0x02, 0x09, 0x00, 0x00, 0x00, 0x10, 0x03, 0x00,		/* 00 */
-/*	reg12 reg13 reg14 reg15 reg16 reg17 reg18 reg19 reg1a reg1b */
-	0x00, 0x01, 0x03, 0x28, 0x1e, 0x41, 0x0a, 0x00, 0x00, 0x00,
-/*	reg1c reg1d reg1e reg1f reg20 reg21 reg22 reg23 */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+/*	reg0	reg1	reg2	reg3	reg4	reg5	reg6	reg7 */
+	0x00,	0x03,	0x64,	0x00,	0x1a,	0x20,	0x20,	0x20,
+/*	reg8	reg9	rega	regb	regc	regd	rege	regf */
+	0xa1,	0x11,	0x02,	0x09,	0x00,	0x00,	0x00,	0x10,
+/*	reg10	reg11	reg12	reg13	reg14	reg15	reg16	reg17 */
+	0x03,	0x00,	0x00,	0x01,	0x03,	0x28,	0x1e,	0x41,
+/*	reg18	reg19	reg1a	reg1b	reg1c	reg1d	reg1e	reg1f */
+	0x0a,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00
 };
 
 static const __u8 sn_mi0360[] = {
-/*	reg0  reg1  reg2  reg3  reg4  reg5  reg6  reg7  reg8  reg9 */
-	0x00, 0x61, 0x44, 0x00, 0x1a, 0x20, 0x20, 0x20, 0xb1, 0x5d,
-/*	rega  regb  regc  regd  rege  regf  reg10 reg11 */
-	0x07, 0x00, 0x00, 0x00, 0x00, 0x10, 0x03, 0x00,
-/*	reg12 reg13 reg14 reg15 reg16 reg17 reg18 reg19 reg1a reg1b */
-	0x00, 0x02, 0x0a, 0x28, 0x1e, 0x61, 0x06, 0x00, 0x00, 0x00,
-/*	reg1c reg1d reg1e reg1f reg20 reg21 reg22 reg23 */
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+/*	reg0	reg1	reg2	reg3	reg4	reg5	reg6	reg7 */
+	0x00,	0x61,	0x44,	0x00,	0x1a,	0x20,	0x20,	0x20,
+/*	reg8	reg9	rega	regb	regc	regd	rege	regf */
+	0xb1,	0x5d,	0x07,	0x00,	0x00,	0x00,	0x00,	0x10,
+/*	reg10	reg11	reg12	reg13	reg14	reg15	reg16	reg17 */
+	0x03,	0x00,	0x00,	0x02,	0x0a,	0x28,	0x1e,	0x61,
+/*	reg18	reg19	reg1a	reg1b	reg1c	reg1d	reg1e	reg1f */
+	0x06,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00
 };
 
 static const __u8 sn_mo4000[] = {
-/*	reg0	reg1	reg2	reg3	reg4	reg5	reg6	reg7	reg8 */
-	0x12,	0x23,	0x60,	0x00,	0x1A,	0x00,	0x20,	0x18,	0x81,
-/*	reg9	rega	regb	regc	regd	rege	regf	reg10	reg11*/
-	0x21,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x03,	0x00,
-/*	reg12	reg13	reg14	reg15	reg16	reg17	reg18	reg19	reg1a*/
-	0x0b,	0x0f,	0x14,	0x28,	0x1e,	0x40,	0x08,	0x00,	0x00,
-/*	reg1b	reg1c	reg1d	reg1e	reg1f	reg20	reg21	reg22	reg23*/
-	0x00,	0x00,	0x00,	0x00,	0x00,	0x08,	0x25,	0x39,	0x4b,
-	0x5c,	0x6b,	0x79,	0x87,	0x95,	0xa2,	0xaf,	0xbb,	0xc7,
-	0xd3,	0xdf,	0xea,	0xf5
+/*	reg0	reg1	reg2	reg3	reg4	reg5	reg6	reg7 */
+	0x12,	0x23,	0x60,	0x00,	0x1a,	0x00,	0x20,	0x18,
+/*	reg8	reg9	rega	regb	regc	regd	rege	regf */
+	0x81,	0x21,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,
+/*	reg10	reg11	reg12	reg13	reg14	reg15	reg16	reg17 */
+	0x03,	 0x00,	0x0b,	0x0f,	0x14,	0x28,	0x1e,	0x40,
+/*	reg18	reg19	reg1a	reg1b	reg1c	reg1d	reg1e	reg1f */
+	0x08,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00
 };
 
 static const __u8 sn_ov7648[] = {
-	0x00, 0x21, 0x62, 0x00, 0x1a, 0x20, 0x20, 0x20, 0xA1, 0x6E, 0x18, 0x65,
-	0x00, 0x00, 0x00, 0x10, 0x03, 0x00, 0x00, 0x06, 0x06, 0x28, 0x1E, 0x82,
-	0x07, 0x00, 0x00, 0x00, 0x00, 0x00
+/*	reg0	reg1	reg2	reg3	reg4	reg5	reg6	reg7 */
+	0x00,	0x21,	0x62,	0x00,	0x1a,	0x20,	0x20,	0x20,
+/*	reg8	reg9	rega	regb	regc	regd	rege	regf */
+	0xa1,	0x6e,	0x18,	0x65,	0x00,	0x00,	0x00,	0x10,
+/*	reg10	reg11	reg12	reg13	reg14	reg15	reg16	reg17 */
+	0x03,	0x00,	0x00,	0x06,	0x06,	0x28,	0x1e,	0x82,
+/*	reg18	reg19	reg1a	reg1b	reg1c	reg1d	reg1e	reg1f */
+	0x07,	0x00,	0x00,	0x00,	0x00,	0x00
 };
 
 static const __u8 sn_ov7660[]	= {
-/*	reg0	reg1	reg2	reg3	reg4	reg5	reg6	reg7	reg8 */
-	0x00,	0x61,	0x40,	0x00,	0x1a,	0x00,	0x00,	0x00,	0x81,
-/* 	reg9	rega	regb	regc	regd	rege	regf	reg10	reg11*/
-	0x21,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x03,	0x00,
-/*	reg12	reg13	reg14	reg15	reg16	reg17	reg18	reg19	reg1a*/
-	0x01,	0x01,	0x14,	0x28,	0x1e,	0x00,	0x07,	0x00,	0x00,
-/*	reg1b	reg1c	reg1d	reg1e	reg1f	reg20	reg21	reg22	reg23*/
-	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00
+/*	reg0	reg1	reg2	reg3	reg4	reg5	reg6	reg7 */
+	0x00,	0x61,	0x40,	0x00,	0x1a,	0x20,	0x20,	0x20,
+/*	reg8	reg9	rega	regb	regc	regd	rege	regf */
+	0x81,	0x21,	0x07,	0x00,	0x00,	0x00,	0x00,	0x10,
+/*	reg10	reg11	reg12	reg13	reg14	reg15	reg16	reg17 */
+	0x03,	0x00,	0x01,	0x01,	0x08,	0x28,	0x1e,	0x20,
+/*	reg18	reg19	reg1a	reg1b	reg1c	reg1d	reg1e	reg1f */
+	0x07,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,	0x00,
 };
 
 /* sequence specific to the sensors - !! index = SENSOR_xxx */
@@ -212,10 +215,6 @@
 	0x00, 0x2d, 0x46, 0x5a, 0x6c, 0x7c, 0x8b, 0x99,
 	0xa6, 0xb2, 0xbf, 0xca, 0xd5, 0xe0, 0xeb, 0xf5, 0xff
 };
-static const __u8 regsn20_sn9c120[] = {
-	0x00, 0x25, 0x3c, 0x50, 0x62, 0x72, 0x81, 0x90,
-	0x9e, 0xab, 0xb8, 0xc5, 0xd1, 0xdd, 0xe9, 0xf4, 0xff
-};
 static const __u8 regsn20_sn9c325[] = {
 	0x0a, 0x3a, 0x56, 0x6c, 0x7e, 0x8d, 0x9a, 0xa4,
 	0xaf, 0xbb, 0xc5, 0xcd, 0xd5, 0xde, 0xe8, 0xed, 0xf5
@@ -227,21 +226,6 @@
 /*	0x00, 0x00, 0x00, 0x00, 0x00 */
 	0xf7, 0x0f, 0x0a, 0x00, 0x00
 };
-static const __u8 reg84_sn9c120_1[] = {
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x0c, 0x00, 0x00
-};
-static const __u8 reg84_sn9c120_2[] = {
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x0c, 0x02, 0x3b
-};
-static const __u8 reg84_sn9c120_3[] = {
-	0x14, 0x00, 0x27, 0x00, 0x08, 0x00, 0xeb, 0x0f,
-	0xd5, 0x0f, 0x42, 0x00, 0x41, 0x00, 0xca, 0x0f,
-	0xf5, 0x0f, 0x0c, 0x02, 0x3b
-};
 static const __u8 reg84_sn9c325[] = {
 	0x14, 0x00, 0x27, 0x00, 0x07, 0x00, 0xe4, 0x0f,
 	0xd3, 0x0f, 0x4b, 0x00, 0x48, 0x00, 0xc0, 0x0f,
@@ -676,13 +660,12 @@
 	const __u8 *reg9a;
 	static const __u8 reg9a_def[] =
 		{0x08, 0x40, 0x20, 0x10, 0x00, 0x04};
-	static const __u8 reg9a_sn9c120[] =		/* from win trace */
-		{0x00, 0x40, 0x38, 0x30, 0x00, 0x20};
 	static const __u8 reg9a_sn9c325[] =
 		{0x0a, 0x40, 0x38, 0x30, 0x00, 0x20};
+	static const __u8 regd4[] = {0x60, 0x00, 0x00};
 
 	reg_w1(gspca_dev, 0xf1, 0x00);
-	reg_w1(gspca_dev, 0x01, sn9c1xx[0]);	/*fixme:jfm was [1] en v1*/
+	reg_w1(gspca_dev, 0x01, 0x00);		/*jfm was sn9c1xx[1] in v1*/
 
 	/* configure gpio */
 	reg_w(gspca_dev, 0x01, &sn9c1xx[1], 2);
@@ -692,25 +675,17 @@
 	case BRIDGE_SN9C325:
 		reg9a = reg9a_sn9c325;
 		break;
-	case BRIDGE_SN9C120:
-		reg9a = reg9a_sn9c120;
-		break;
 	default:
 		reg9a = reg9a_def;
 		break;
 	}
 	reg_w(gspca_dev, 0x9a, reg9a, 6);
 
-	reg_w1(gspca_dev, 0xd4, 0x60);	/*fixme:jfm 60 00 00 (3) ? */
+	reg_w(gspca_dev, 0xd4, regd4, sizeof regd4); /*fixme:jfm was 60 only*/
 
 	reg_w(gspca_dev, 0x03, &sn9c1xx[3], 0x0f);
 
 	switch (sd->bridge) {
-	case BRIDGE_SN9C120:			/* from win trace */
-		reg_w1(gspca_dev, 0x01, 0x61);
-		reg_w1(gspca_dev, 0x17, 0x20);
-		reg_w1(gspca_dev, 0x01, 0x60);
-		break;
 	case BRIDGE_SN9C325:
 		reg_w1(gspca_dev, 0x01, 0x43);
 		reg_w1(gspca_dev, 0x17, 0xae);
@@ -819,10 +794,11 @@
 
 	/* setup a selector by bridge */
 	reg_w1(gspca_dev, 0xf1, 0x01);
-	reg_r(gspca_dev, 0x00, 1);		/* -> regF1 = 0x00 */
-	reg_w1(gspca_dev, 0xf1, gspca_dev->usb_buf[0]);
 	reg_r(gspca_dev, 0x00, 1);
+	reg_w1(gspca_dev, 0xf1, gspca_dev->usb_buf[0]);
+	reg_r(gspca_dev, 0x00, 1);		/* get sonix chip id */
 	regF1 = gspca_dev->usb_buf[0];
+	PDEBUG(D_PROBE, "Sonix chip id: %02x", regF1);
 	switch (sd->bridge) {
 	case BRIDGE_SN9C102P:
 		if (regF1 != 0x11)
@@ -933,15 +909,10 @@
 		sd->exposure = setexposure(gspca_dev, expo);
 		break;
 	case SENSOR_MI0360:
-		expo = sd->brightness >> 4;
-		sd->exposure = setexposure(gspca_dev, expo);
-		break;
 	case SENSOR_MO4000:
 		expo = sd->brightness >> 4;
 		sd->exposure = setexposure(gspca_dev, expo);
 		break;
-	case SENSOR_OV7660:
-		return;				/*jfm??*/
 	}
 
 	k2 = sd->brightness >> 10;
@@ -954,8 +925,6 @@
 	__u8 k2;
 	__u8 contrast[] = { 0x00, 0x00, 0x28, 0x00, 0x07, 0x00 };
 
-	if (sd->sensor == SENSOR_OV7660)
-		return;				/*jfm??*/
 	k2 = sd->contrast;
 	contrast[2] = k2;
 	contrast[0] = (k2 + 1) >> 1;
@@ -982,15 +951,11 @@
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	int i;
-	__u8 data;
-	__u8 reg1;
-	__u8 reg17;
+	__u8 reg1, reg17, reg18;
 	const __u8 *sn9c1xx;
 	int mode;
 	static const __u8 C0[] = { 0x2d, 0x2d, 0x3a, 0x05, 0x04, 0x3f };
 	static const __u8 CA[] = { 0x28, 0xd8, 0x14, 0xec };
-	static const __u8 CA_sn9c120[] =
-				 { 0x14, 0xec, 0x0a, 0xf6 };	/* SN9C120 */
 	static const __u8 CE[] = { 0x32, 0xdd, 0x2d, 0xdd };	/* MI0360 */
 	static const __u8 CE_sn9c325[] =
 			{ 0x32, 0xdd, 0x32, 0xdd };	/* OV7648 - SN9C325 */
@@ -998,9 +963,7 @@
 	sn9c1xx = sn_tb[(int) sd->sensor];
 	configure_gpio(gspca_dev, sn9c1xx);
 
-/*fixme:jfm this sequence should appear at end of sd_start */
-/* with
-	reg_w1(gspca_dev, 0x01, 0x44); */
+/*	reg_w1(gspca_dev, 0x01, 0x44);		jfm from win trace*/
 	reg_w1(gspca_dev, 0x15, sn9c1xx[0x15]);
 	reg_w1(gspca_dev, 0x16, sn9c1xx[0x16]);
 	reg_w1(gspca_dev, 0x12, sn9c1xx[0x12]);
@@ -1012,20 +975,16 @@
 	reg_w1(gspca_dev, 0xc7, 0x00);
 	reg_w1(gspca_dev, 0xc8, 0x50);
 	reg_w1(gspca_dev, 0xc9, 0x3c);
-/*fixme:jfm end of ending sequence */
 	reg_w1(gspca_dev, 0x18, sn9c1xx[0x18]);
 	switch (sd->bridge) {
 	case BRIDGE_SN9C325:
-		data = 0xae;
-		break;
-	case BRIDGE_SN9C120:
-		data = 0xa0;
+		reg17 = 0xae;
 		break;
 	default:
-		data = 0x60;
+		reg17 = 0x60;
 		break;
 	}
-	reg_w1(gspca_dev, 0x17, data);
+	reg_w1(gspca_dev, 0x17, reg17);
 	reg_w1(gspca_dev, 0x05, sn9c1xx[5]);
 	reg_w1(gspca_dev, 0x07, sn9c1xx[7]);
 	reg_w1(gspca_dev, 0x06, sn9c1xx[6]);
@@ -1040,20 +999,6 @@
 		reg_w1(gspca_dev, 0x9a, 0x0a);
 		reg_w1(gspca_dev, 0x99, 0x60);
 		break;
-	case BRIDGE_SN9C120:
-		reg_w(gspca_dev, 0x20, regsn20_sn9c120,
-				sizeof regsn20_sn9c120);
-		for (i = 0; i < 2; i++)
-			reg_w(gspca_dev, 0x84, reg84_sn9c120_1,
-					sizeof reg84_sn9c120_1);
-		for (i = 0; i < 6; i++)
-			reg_w(gspca_dev, 0x84, reg84_sn9c120_2,
-					sizeof reg84_sn9c120_2);
-		reg_w(gspca_dev, 0x84, reg84_sn9c120_3,
-				sizeof reg84_sn9c120_3);
-		reg_w1(gspca_dev, 0x9a, 0x05);
-		reg_w1(gspca_dev, 0x99, 0x5b);
-		break;
 	default:
 		reg_w(gspca_dev, 0x20, regsn20, sizeof regsn20);
 		for (i = 0; i < 8; i++)
@@ -1103,22 +1048,14 @@
 /*			reg1 = 0x44; */
 /*			reg1 = 0x46;	(done) */
 		} else {
-			reg17 = 0xa2;	/* 640 */
-			reg1 = 0x40;
+			reg17 = 0x22;	/* 640 MCKSIZE */
+			reg1 = 0x06;
 		}
 		break;
 	}
 	reg_w(gspca_dev, 0xc0, C0, 6);
+	reg_w(gspca_dev, 0xca, CA, 4);
 	switch (sd->bridge) {
-	case BRIDGE_SN9C120:			/*jfm ?? */
-		reg_w(gspca_dev, 0xca, CA_sn9c120, 4);
-		break;
-	default:
-		reg_w(gspca_dev, 0xca, CA, 4);
-		break;
-	}
-	switch (sd->bridge) {
-	case BRIDGE_SN9C120:			/*jfm ?? */
 	case BRIDGE_SN9C325:
 		reg_w(gspca_dev, 0xce, CE_sn9c325, 4);
 		break;
@@ -1129,14 +1066,13 @@
 	}
 
 	/* here change size mode 0 -> VGA; 1 -> CIF */
-	data = 0x40 | sn9c1xx[0x18] | (mode << 4);
-	reg_w1(gspca_dev, 0x18, data);
+	reg18 = sn9c1xx[0x18] | (mode << 4);
+	reg_w1(gspca_dev, 0x18, reg18 | 0x40);
 
 	reg_w(gspca_dev, 0x100, qtable4, 0x40);
 	reg_w(gspca_dev, 0x140, qtable4 + 0x40, 0x40);
 
-	data = sn9c1xx[0x18] | (mode << 4);
-	reg_w1(gspca_dev, 0x18, data);
+	reg_w1(gspca_dev, 0x18, reg18);
 
 	reg_w1(gspca_dev, 0x17, reg17);
 	reg_w1(gspca_dev, 0x01, reg1);
@@ -1164,12 +1100,11 @@
 		i2c_w8(gspca_dev, stopmi0360);
 		data = 0x29;
 		break;
-	case SENSOR_MO4000:
-		break;
 	case SENSOR_OV7648:
 		data = 0x29;
 		break;
 	default:
+/*	case SENSOR_MO4000: */
 /*	case SENSOR_OV7660: */
 		break;
 	}
@@ -1296,6 +1231,7 @@
 			(hexpo << 10) | (mexpo << 2) | lexpo);
 		return (hexpo << 10) | (mexpo << 2) | lexpo;
 	default:
+/*	case SENSOR_OV7648:		* jfm: is it ok for 7648? */
 /*	case SENSOR_OV7660: */
 		/* read sensor exposure */
 		i2c_r5(gspca_dev, 0x04);
@@ -1314,14 +1250,12 @@
 	/* hardcoded registers seem not readable */
 	switch (sd->sensor) {
 	case SENSOR_HV7131R:
-/*		sd->brightness = 0x7fff; */
 		sd->brightness = getexposure(gspca_dev) >> 4;
 		break;
 	case SENSOR_MI0360:
 		sd->brightness = getexposure(gspca_dev) << 4;
 		break;
 	case SENSOR_MO4000:
-/*		sd->brightness = 0x1fff; */
 		sd->brightness = getexposure(gspca_dev) << 4;
 		break;
 	}