Staging: solo6x10: Support for tw2865 in cascade/full modes

Finally got ahold of a card with a tw2865 video/audio multiplexer and
the spec sheet to go along with it.

Signed-off-by: Ben Collins <bcollins@bluecherry.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2 files changed, 173 insertions, 28 deletions

diff --git a/drivers/staging/solo6x10/solo6010-tw28.c b/drivers/staging/solo6x10/solo6010-tw28.c
index b4446b910e3..0159c839243 100644
--- a/drivers/staging/solo6x10/solo6010-tw28.c
+++ b/drivers/staging/solo6x10/solo6010-tw28.c
@@ -69,6 +69,76 @@ static u8 tbl_tw2864_template[] = {
 	0x64, 0x11, 0x40, 0xaf, 0xff, 0x00, 0x00, 0x00,
 };
 
+static u8 tbl_tw2865_ntsc_template[] = {
+	0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, // 0x00
+	0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
+	0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, // 0x10
+	0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
+	0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x02, // 0x20
+	0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
+	0x00, 0xf0, 0x70, 0x48, 0x80, 0x80, 0x00, 0x02, // 0x30
+	0x12, 0xff, 0x09, 0xd0, 0x00, 0x00, 0x00, 0x7f,
+	0x00, 0x00, 0x90, 0x68, 0x00, 0x38, 0x80, 0x80, // 0x40
+	0x80, 0x80, 0x77, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x50
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x45, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x60
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x43,
+	0x08, 0x00, 0x00, 0x01, 0xf1, 0x03, 0xEF, 0x03, // 0x70
+	0xE9, 0x03, 0xD9, 0x15, 0x15, 0xE4, 0xA3, 0x80,
+	0x00, 0x02, 0x00, 0xCC, 0x00, 0x80, 0x44, 0x50, // 0x80
+	0x22, 0x01, 0xD8, 0xBC, 0xB8, 0x44, 0x38, 0x00,
+	0x00, 0x78, 0x44, 0x3D, 0x14, 0xA5, 0xE0, 0x05, // 0x90
+	0x00, 0x28, 0x44, 0x44, 0xA0, 0x90, 0x52, 0x13,
+	0x08, 0x08, 0x08, 0x08, 0x1A, 0x1A, 0x1B, 0x1A, // 0xa0
+	0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0x44,
+	0x44, 0x4A, 0x00, 0xFF, 0xEF, 0xEF, 0xEF, 0xEF, // 0xb0
+	0xFF, 0xE7, 0xE9, 0xE9, 0xEB, 0xFF, 0xD6, 0xD8,
+	0xD8, 0xD7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0xc0
+	0x00, 0x00, 0x55, 0x00, 0xE4, 0x39, 0x00, 0x80,
+	0x77, 0x77, 0x03, 0x20, 0x57, 0x9b, 0xdf, 0x31, // 0xd0
+	0x64, 0xa8, 0xec, 0xd1, 0x0f, 0x11, 0x11, 0x81,
+	0x10, 0xC0, 0xAA, 0xAA, 0x00, 0x11, 0x00, 0x00, // 0xe0
+	0x11, 0x00, 0x00, 0x11, 0x00, 0x00, 0x11, 0x00,
+	0x83, 0xB5, 0x09, 0x78, 0x85, 0x00, 0x01, 0x20, // 0xf0
+	0x64, 0x51, 0x40, 0xaf, 0xFF, 0xF0, 0x00, 0xC0,
+};
+
+static u8 tbl_tw2865_pal_template[] = {
+	0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, // 0x00
+	0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
+	0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, // 0x10
+	0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
+	0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, // 0x20
+	0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
+	0x00, 0xf0, 0x70, 0x30, 0x80, 0x80, 0x00, 0x12, // 0x30
+	0x11, 0xff, 0x01, 0xc3, 0x00, 0x00, 0x01, 0x7f,
+	0x00, 0x94, 0x90, 0x48, 0x00, 0x38, 0x7F, 0x80, // 0x40
+	0x80, 0x80, 0x77, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x50
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x45, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0x60
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x43,
+	0x08, 0x00, 0x00, 0x01, 0xf1, 0x03, 0xEF, 0x03, // 0x70
+	0xEA, 0x03, 0xD9, 0x15, 0x15, 0xE4, 0xA3, 0x80,
+	0x00, 0x02, 0x00, 0xCC, 0x00, 0x80, 0x44, 0x50, // 0x80
+	0x22, 0x01, 0xD8, 0xBC, 0xB8, 0x44, 0x38, 0x00,
+	0x00, 0x78, 0x44, 0x3D, 0x14, 0xA5, 0xE0, 0x05, // 0x90
+	0x00, 0x28, 0x44, 0x44, 0xA0, 0x90, 0x52, 0x13,
+	0x08, 0x08, 0x08, 0x08, 0x1A, 0x1A, 0x1A, 0x1A, // 0xa0
+	0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0x44,
+	0x44, 0x4A, 0x00, 0xFF, 0xEF, 0xEF, 0xEF, 0xEF, // 0xb0
+	0xFF, 0xE7, 0xE9, 0xE9, 0xE9, 0xFF, 0xD7, 0xD8,
+	0xD9, 0xD8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // 0xc0
+	0x00, 0x00, 0x55, 0x00, 0xE4, 0x39, 0x00, 0x80,
+	0x77, 0x77, 0x03, 0x20, 0x57, 0x9b, 0xdf, 0x31, // 0xd0
+	0x64, 0xa8, 0xec, 0xd1, 0x0f, 0x11, 0x11, 0x81,
+	0x10, 0xC0, 0xAA, 0xAA, 0x00, 0x11, 0x00, 0x00, // 0xe0
+	0x11, 0x00, 0x00, 0x11, 0x00, 0x00, 0x11, 0x00,
+	0x83, 0xB5, 0x09, 0x00, 0xA0, 0x00, 0x01, 0x20, // 0xf0
+	0x64, 0x51, 0x40, 0xaf, 0xFF, 0xF0, 0x00, 0xC0,
+};
+
 #define is_tw286x(__solo, __id) (!(__solo->tw2815 & (1 << __id)))
 
 static u8 tw_readbyte(struct solo6010_dev *solo_dev, int chip_id, u8 tw6x_off,
@@ -111,38 +181,109 @@ static void tw_write_and_verify(struct solo6010_dev *solo_dev, u8 addr, u8 off,
 		msleep_interruptible(1);
 	}
 
-	printk("solo6010/tw28: Error writing register: %02x->%02x [%02x]\n",
-		addr, off, val);
+//	printk("solo6010/tw28: Error writing register: %02x->%02x [%02x]\n",
+//		addr, off, val);
 }
 
-static int tw2864_setup(struct solo6010_dev *solo_dev, u8 dev_addr)
+static int tw2865_setup(struct solo6010_dev *solo_dev, u8 dev_addr)
 {
-	u8 tbl_tw2864_common[256];
+	u8 tbl_tw2865_common[256];
 	int i;
 
-	memcpy(tbl_tw2864_common, tbl_tw2864_template,
-	       sizeof(tbl_tw2864_common));
+	if (solo_dev->video_type == SOLO_VO_FMT_TYPE_PAL)
+		memcpy(tbl_tw2865_common, tbl_tw2865_pal_template,
+		       sizeof(tbl_tw2865_common));
+	else
+		memcpy(tbl_tw2865_common, tbl_tw2865_ntsc_template,
+		       sizeof(tbl_tw2865_common));
 
-	/* IRQ Mode */
+	/* ALINK Mode */
 	if (solo_dev->nr_chans == 4) {
-		tbl_tw2864_common[0xd2] = 0x01;
-		tbl_tw2864_common[0xcf] = 0x00;
+		tbl_tw2865_common[0xd2] = 0x01;
+		tbl_tw2865_common[0xcf] = 0x00;
 	} else if (solo_dev->nr_chans == 8) {
-		tbl_tw2864_common[0xd2] = 0x02;
-		if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
-			tbl_tw2864_common[0xcf] = 0x43;
-		else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
-			tbl_tw2864_common[0xcf] = 0x40;
+		tbl_tw2865_common[0xd2] = 0x02;
+		if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
+			tbl_tw2865_common[0xcf] = 0x80;
 	} else if (solo_dev->nr_chans == 16) {
-		tbl_tw2864_common[0xd2] = 0x03;
-		if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
-			tbl_tw2864_common[0xcf] = 0x43;
-		else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
-			tbl_tw2864_common[0xcf] = 0x43;
+		tbl_tw2865_common[0xd2] = 0x03;
+		if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
+			tbl_tw2865_common[0xcf] = 0x83;
 		else if (dev_addr == TW_CHIP_OFFSET_ADDR(2))
-			tbl_tw2864_common[0xcf] = 0x43;
+			tbl_tw2865_common[0xcf] = 0x83;
 		else if (dev_addr == TW_CHIP_OFFSET_ADDR(3))
-			tbl_tw2864_common[0xcf] = 0x40;
+			tbl_tw2865_common[0xcf] = 0x80;
+	}
+
+	for (i = 0; i < 0xff; i++) {
+		/* Skip read only registers */
+		if (i >= 0xb8 && i <= 0xc1 )
+			continue;
+		if ((i & ~0x30) == 0x00 ||
+		    (i & ~0x30) == 0x0c ||
+		    (i & ~0x30) == 0x0d)
+			continue;
+		if (i >= 0xc4 && i <= 0xc7)
+			continue;
+		if (i == 0xfd)
+			continue;
+
+		tw_write_and_verify(solo_dev, dev_addr, i,
+				    tbl_tw2865_common[i]);
+	}
+
+	return 0;
+}
+
+static int tw2864_setup(struct solo6010_dev *solo_dev, u8 dev_addr)
+{
+	u8 tbl_tw2864_common[sizeof(tbl_tw2864_template)];
+	int i;
+
+	memcpy(tbl_tw2864_common, tbl_tw2864_template,
+	       sizeof(tbl_tw2864_common));
+
+	if (solo_dev->tw2865 == 0) {
+		/* IRQ Mode */
+		if (solo_dev->nr_chans == 4) {
+			tbl_tw2864_common[0xd2] = 0x01;
+			tbl_tw2864_common[0xcf] = 0x00;
+		} else if (solo_dev->nr_chans == 8) {
+			tbl_tw2864_common[0xd2] = 0x02;
+			if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
+				tbl_tw2864_common[0xcf] = 0x43;
+			else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
+				tbl_tw2864_common[0xcf] = 0x40;
+		} else if (solo_dev->nr_chans == 16) {
+			tbl_tw2864_common[0xd2] = 0x03;
+			if (dev_addr == TW_CHIP_OFFSET_ADDR(0))
+				tbl_tw2864_common[0xcf] = 0x43;
+			else if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
+				tbl_tw2864_common[0xcf] = 0x43;
+			else if (dev_addr == TW_CHIP_OFFSET_ADDR(2))
+				tbl_tw2864_common[0xcf] = 0x43;
+			else if (dev_addr == TW_CHIP_OFFSET_ADDR(3))
+				tbl_tw2864_common[0xcf] = 0x40;
+		}
+	} else {
+		/* ALINK Mode. Assumes that the first tw28xx is a
+		 * 2865 and these are in cascade. */
+		for (i = 0; i <= 4; i++)
+			tbl_tw2864_common[0x08 | i << 4] = 0x12;
+
+		if (solo_dev->nr_chans == 8) {
+			tbl_tw2864_common[0xd2] = 0x02;
+			if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
+				tbl_tw2864_common[0xcf] = 0x80;
+		} else if (solo_dev->nr_chans == 16) {
+			tbl_tw2864_common[0xd2] = 0x03;
+			if (dev_addr == TW_CHIP_OFFSET_ADDR(1))
+				tbl_tw2864_common[0xcf] = 0x83;
+			else if (dev_addr == TW_CHIP_OFFSET_ADDR(2))
+				tbl_tw2864_common[0xcf] = 0x83;
+			else if (dev_addr == TW_CHIP_OFFSET_ADDR(3))
+				tbl_tw2864_common[0xcf] = 0x80;
+		}
 	}
 
 	/* NTSC or PAL */
@@ -170,8 +311,8 @@ static int tw2864_setup(struct solo6010_dev *solo_dev, u8 dev_addr)
 		if (i == 0x74 || i == 0x77 || i == 0x78 ||
 		    i == 0x79 || i == 0x7a)
 			continue;
-                if (i == 0xfd)
-                        continue;
+		if (i == 0xfd)
+			continue;
 
 		tw_write_and_verify(solo_dev, dev_addr, i,
 				    tbl_tw2864_common[i]);
@@ -411,8 +552,8 @@ int solo_tw28_init(struct solo6010_dev *solo_dev)
 
 		switch (value >> 3) {
 		case 0x18:
-			printk("solo6010: 2865 support not enabled\n");
-			return -EINVAL;
+			solo_dev->tw2865 |= 1 << i;
+			solo_dev->tw28_cnt++;
 			break;
 		case 0x0c:
 			solo_dev->tw2864 |= 1 << i;
@@ -434,7 +575,9 @@ int solo_tw28_init(struct solo6010_dev *solo_dev)
 	saa7128_setup(solo_dev);
 
 	for (i = 0; i < solo_dev->tw28_cnt; i++) {
-		if ((solo_dev->tw2864 & (1 << i)))
+		if ((solo_dev->tw2865 & (1 << i)))
+			tw2865_setup(solo_dev, TW_CHIP_OFFSET_ADDR(i));
+		else if ((solo_dev->tw2864 & (1 << i)))
 			tw2864_setup(solo_dev, TW_CHIP_OFFSET_ADDR(i));
 		else
 			tw2815_setup(solo_dev, TW_CHIP_OFFSET_ADDR(i));
@@ -443,6 +586,8 @@ int solo_tw28_init(struct solo6010_dev *solo_dev)
 	dev_info(&solo_dev->pdev->dev, "Initialized %d tw28xx chip%s:",
 		 solo_dev->tw28_cnt, solo_dev->tw28_cnt == 1 ? "" : "s");
 
+	if (solo_dev->tw2865)
+		printk(" tw2865[%d]", hweight32(solo_dev->tw2865));
 	if (solo_dev->tw2864)
 		printk(" tw2864[%d]", hweight32(solo_dev->tw2864));
 	if (solo_dev->tw2815)
@@ -577,7 +722,7 @@ int tw28_get_ctrl_val(struct solo6010_dev *solo_dev, u32 ctrl, u8 ch,
 	case V4L2_CID_SHARPNESS:
 		/* Only 286x has sharpness */
 		if (is_tw286x(solo_dev, chip_num)) {
-                        rval = solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
+			rval = solo_i2c_readbyte(solo_dev, SOLO_I2C_TW,
 						 TW_CHIP_OFFSET_ADDR(chip_num),
 						 TW286x_SHARPNESS(chip_num));
 			*val = rval & 0x0f;
diff --git a/drivers/staging/solo6x10/solo6010.h b/drivers/staging/solo6x10/solo6010.h
index 1c913d590e5..984b19e4191 100644
--- a/drivers/staging/solo6x10/solo6010.h
+++ b/drivers/staging/solo6x10/solo6010.h
@@ -178,7 +178,7 @@ struct solo6010_dev {
 	spinlock_t		reg_io_lock;
 
 	/* tw28xx accounting */
-	u8			tw2864, tw2815;
+	u8			tw2865, tw2864, tw2815;
 	u8			tw28_cnt;
 
 	/* i2c related items */