V4L/DVB (5062): SN9C102 driver updates

- Add support for SN9C105 and SN9C120
- Add some more USB device identifiers
- Add support for OV7660
- Implement audio ioctl's and VIDIOC_ENUM_FRAMESIZES
- Add preliminary support for 0x0c45/0x6007
- Documentation updates
- Generic improvements
Signed-off-by: Luca Risolia <luca.risolia@studio.unibo.it>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 81 insertions, 16 deletions

diff --git a/drivers/media/video/sn9c102/sn9c102_pas202bcb.c b/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
index e3c1178e339..7894f01b56e 100644
--- a/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
+++ b/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
@@ -1,13 +1,13 @@
 /***************************************************************************
- * Plug-in for PAS202BCB image sensor connected to the SN9C10x PC Camera   *
+ * Plug-in for PAS202BCB image sensor connected to the SN9C1xx PC Camera   *
  * Controllers                                                             *
  *                                                                         *
  * Copyright (C) 2004 by Carlos Eduardo Medaglia Dyonisio                  *
  *                       <medaglia@undl.org.br>                            *
  *                       http://cadu.homelinux.com:8080/                   *
  *                                                                         *
- * DAC Magnitude, exposure and green gain controls added by                *
- * Luca Risolia <luca.risolia@studio.unibo.it>                             *
+ * Support for SN9C103, DAC Magnitude, exposure and green gain controls    *
+ * added by Luca Risolia <luca.risolia@studio.unibo.it>                    *
  *                                                                         *
  * This program is free software; you can redistribute it and/or modify    *
  * it under the terms of the GNU General Public License as published by    *
@@ -35,12 +35,54 @@ static int pas202bcb_init(struct sn9c102_device* cam)
 {
 	int err = 0;
 
+	switch (sn9c102_get_bridge(cam)) {
+	case BRIDGE_SN9C101:
+	case BRIDGE_SN9C102:
 	err += sn9c102_write_reg(cam, 0x00, 0x10);
 	err += sn9c102_write_reg(cam, 0x00, 0x11);
 	err += sn9c102_write_reg(cam, 0x00, 0x14);
 	err += sn9c102_write_reg(cam, 0x20, 0x17);
 	err += sn9c102_write_reg(cam, 0x30, 0x19);
 	err += sn9c102_write_reg(cam, 0x09, 0x18);
+		break;
+	case BRIDGE_SN9C103:
+		err += sn9c102_write_reg(cam, 0x00, 0x02);
+		err += sn9c102_write_reg(cam, 0x00, 0x03);
+		err += sn9c102_write_reg(cam, 0x1a, 0x04);
+		err += sn9c102_write_reg(cam, 0x20, 0x05);
+		err += sn9c102_write_reg(cam, 0x20, 0x06);
+		err += sn9c102_write_reg(cam, 0x20, 0x07);
+		err += sn9c102_write_reg(cam, 0x00, 0x10);
+		err += sn9c102_write_reg(cam, 0x00, 0x11);
+		err += sn9c102_write_reg(cam, 0x00, 0x14);
+		err += sn9c102_write_reg(cam, 0x20, 0x17);
+		err += sn9c102_write_reg(cam, 0x30, 0x19);
+		err += sn9c102_write_reg(cam, 0x09, 0x18);
+		err += sn9c102_write_reg(cam, 0x02, 0x1c);
+		err += sn9c102_write_reg(cam, 0x03, 0x1d);
+		err += sn9c102_write_reg(cam, 0x0f, 0x1e);
+		err += sn9c102_write_reg(cam, 0x0c, 0x1f);
+		err += sn9c102_write_reg(cam, 0x00, 0x20);
+		err += sn9c102_write_reg(cam, 0x10, 0x21);
+		err += sn9c102_write_reg(cam, 0x20, 0x22);
+		err += sn9c102_write_reg(cam, 0x30, 0x23);
+		err += sn9c102_write_reg(cam, 0x40, 0x24);
+		err += sn9c102_write_reg(cam, 0x50, 0x25);
+		err += sn9c102_write_reg(cam, 0x60, 0x26);
+		err += sn9c102_write_reg(cam, 0x70, 0x27);
+		err += sn9c102_write_reg(cam, 0x80, 0x28);
+		err += sn9c102_write_reg(cam, 0x90, 0x29);
+		err += sn9c102_write_reg(cam, 0xa0, 0x2a);
+		err += sn9c102_write_reg(cam, 0xb0, 0x2b);
+		err += sn9c102_write_reg(cam, 0xc0, 0x2c);
+		err += sn9c102_write_reg(cam, 0xd0, 0x2d);
+		err += sn9c102_write_reg(cam, 0xe0, 0x2e);
+		err += sn9c102_write_reg(cam, 0xf0, 0x2f);
+		err += sn9c102_write_reg(cam, 0xff, 0x30);
+		break;
+	default:
+		break;
+	}
 
 	err += sn9c102_i2c_write(cam, 0x02, 0x14);
 	err += sn9c102_i2c_write(cam, 0x03, 0x40);
@@ -107,7 +149,7 @@ static int pas202bcb_set_pix_format(struct sn9c102_device* cam,
 	int err = 0;
 
 	if (pix->pixelformat == V4L2_PIX_FMT_SN9C10X)
-		err += sn9c102_write_reg(cam, 0x24, 0x17);
+		err += sn9c102_write_reg(cam, 0x28, 0x17);
 	else
 		err += sn9c102_write_reg(cam, 0x20, 0x17);
 
@@ -152,11 +194,23 @@ static int pas202bcb_set_ctrl(struct sn9c102_device* cam,
 static int pas202bcb_set_crop(struct sn9c102_device* cam,
 			      const struct v4l2_rect* rect)
 {
-	struct sn9c102_sensor* s = &pas202bcb;
+	struct sn9c102_sensor* s = sn9c102_get_sensor(cam);
 	int err = 0;
-	u8 h_start = (u8)(rect->left - s->cropcap.bounds.left) + 4,
+	u8 h_start = 0,
 	   v_start = (u8)(rect->top - s->cropcap.bounds.top) + 3;
 
+	switch (sn9c102_get_bridge(cam)) {
+	case BRIDGE_SN9C101:
+	case BRIDGE_SN9C102:
+		h_start = (u8)(rect->left - s->cropcap.bounds.left) + 4;
+		break;
+	case BRIDGE_SN9C103:
+		h_start = (u8)(rect->left - s->cropcap.bounds.left) + 3;
+		break;
+	default:
+		break;
+	}
+
 	err += sn9c102_write_reg(cam, h_start, 0x12);
 	err += sn9c102_write_reg(cam, v_start, 0x13);
 
@@ -166,8 +220,8 @@ static int pas202bcb_set_crop(struct sn9c102_device* cam,
 
 static struct sn9c102_sensor pas202bcb = {
 	.name = "PAS202BCB",
-	.maintainer = "Carlos Eduardo Medaglia Dyonisio "
-		      "<medaglia@undl.org.br>",
+	.maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
+	.supported_bridge = BRIDGE_SN9C101 | BRIDGE_SN9C102 | BRIDGE_SN9C103,
 	.sysfs_ops = SN9C102_I2C_READ | SN9C102_I2C_WRITE,
 	.frequency = SN9C102_I2C_400KHZ | SN9C102_I2C_100KHZ,
 	.interface = SN9C102_I2C_2WIRES,
@@ -191,7 +245,7 @@ static struct sn9c102_sensor pas202bcb = {
 			.minimum = 0x00,
 			.maximum = 0x1f,
 			.step = 0x01,
-			.default_value = 0x0c,
+			.default_value = 0x0b,
 			.flags = 0,
 		},
 		{
@@ -201,7 +255,7 @@ static struct sn9c102_sensor pas202bcb = {
 			.minimum = 0x00,
 			.maximum = 0x0f,
 			.step = 0x01,
-			.default_value = 0x01,
+			.default_value = 0x00,
 			.flags = 0,
 		},
 		{
@@ -271,16 +325,27 @@ int sn9c102_probe_pas202bcb(struct sn9c102_device* cam)
 	 *  Minimal initialization to enable the I2C communication
 	 *  NOTE: do NOT change the values!
 	 */
-	err += sn9c102_write_reg(cam, 0x01, 0x01); /* sensor power down */
-	err += sn9c102_write_reg(cam, 0x40, 0x01); /* sensor power on */
-	err += sn9c102_write_reg(cam, 0x28, 0x17); /* sensor clock at 24 MHz */
-	if (err)
-		return -EIO;
+	switch (sn9c102_get_bridge(cam)) {
+	case BRIDGE_SN9C101:
+	case BRIDGE_SN9C102:
+		err += sn9c102_write_reg(cam, 0x01, 0x01); /* power down */
+		err += sn9c102_write_reg(cam, 0x40, 0x01); /* power on */
+		err += sn9c102_write_reg(cam, 0x28, 0x17); /* clock 24 MHz */
+		break;
+	case BRIDGE_SN9C103: /* do _not_ change anything! */
+		err += sn9c102_write_reg(cam, 0x09, 0x01);
+		err += sn9c102_write_reg(cam, 0x44, 0x01);
+		err += sn9c102_write_reg(cam, 0x44, 0x02);
+		err += sn9c102_write_reg(cam, 0x29, 0x17);
+		break;
+	default:
+		break;
+	}
 
 	r0 = sn9c102_i2c_try_read(cam, &pas202bcb, 0x00);
 	r1 = sn9c102_i2c_try_read(cam, &pas202bcb, 0x01);
 
-	if (r0 < 0 || r1 < 0)
+	if (err || r0 < 0 || r1 < 0)
 		return -EIO;
 
 	pid = (r0 << 4) | ((r1 & 0xf0) >> 4);