1 files changed, 228 insertions, 327 deletions

diff --git a/drivers/media/video/zoran/zoran_card.c b/drivers/media/video/zoran/zoran_card.c
index 5d2f090aa0f8..f91bba435ed5 100644
--- a/drivers/media/video/zoran/zoran_card.c
+++ b/drivers/media/video/zoran/zoran_card.c
@@ -38,8 +38,7 @@
 #include <linux/proc_fs.h>
 #include <linux/i2c.h>
 #include <linux/i2c-algo-bit.h>
-#include <linux/videodev.h>
-#include <media/v4l2-common.h>
+#include <linux/videodev2.h>
 #include <linux/spinlock.h>
 #include <linux/sem.h>
 #include <linux/kmod.h>
@@ -47,11 +46,10 @@
 
 #include <linux/pci.h>
 #include <linux/interrupt.h>
-#include <linux/video_decoder.h>
-#include <linux/video_encoder.h>
 #include <linux/mutex.h>
-
-#include <asm/io.h>
+#include <linux/io.h>
+#include <media/v4l2-common.h>
+#include <media/bt819.h>
 
 #include "videocodec.h"
 #include "zoran.h"
@@ -108,25 +106,8 @@ static int video_nr[BUZ_MAX] = { [0 ... (BUZ_MAX-1)] = -1 };
 module_param_array(video_nr, int, NULL, 0444);
 MODULE_PARM_DESC(video_nr, "Video device number (-1=Auto)");
 
-/*
-   Number and size of grab buffers for Video 4 Linux
-   The vast majority of applications should not need more than 2,
-   the very popular BTTV driver actually does ONLY have 2.
-   Time sensitive applications might need more, the maximum
-   is VIDEO_MAX_FRAME (defined in <linux/videodev.h>).
-
-   The size is set so that the maximum possible request
-   can be satisfied. Decrease  it, if bigphys_area alloc'd
-   memory is low. If you don't have the bigphys_area patch,
-   set it to 128 KB. Will you allow only to grab small
-   images with V4L, but that's better than nothing.
-
-   v4l_bufsize has to be given in KB !
-
-*/
-
-int v4l_nbufs = 2;
-int v4l_bufsize = 128;		/* Everybody should be able to work with this setting */
+int v4l_nbufs = 4;
+int v4l_bufsize = 864;		/* Everybody should be able to work with this setting */
 module_param(v4l_nbufs, int, 0644);
 MODULE_PARM_DESC(v4l_nbufs, "Maximum number of V4L buffers to use");
 module_param(v4l_bufsize, int, 0644);
@@ -273,7 +254,7 @@ zr36016_write (struct videocodec *codec,
 static void
 dc10_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: dc10_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
 	/* Pixel clock selection */
 	GPIO(zr, 4, 0);
@@ -285,13 +266,13 @@ dc10_init (struct zoran *zr)
 static void
 dc10plus_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: dc10plus_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 }
 
 static void
 buz_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: buz_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
 	/* some stuff from Iomega */
 	pci_write_config_dword(zr->pci_dev, 0xfc, 0x90680f15);
@@ -302,7 +283,7 @@ buz_init (struct zoran *zr)
 static void
 lml33_init (struct zoran *zr)
 {
-	dprintk(3, KERN_DEBUG "%s: lml33_init()\n", ZR_DEVNAME(zr));
+	dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
 
 	GPIO(zr, 2, 1);		// Set Composite input/output
 }
@@ -332,50 +313,6 @@ avs6eyes_init (struct zoran *zr)
 }
 
 static char *
-i2cid_to_modulename (u16 i2c_id)
-{
-	char *name = NULL;
-
-	switch (i2c_id) {
-	case I2C_DRIVERID_SAA7110:
-		name = "saa7110";
-		break;
-	case I2C_DRIVERID_SAA7111A:
-		name = "saa7111";
-		break;
-	case I2C_DRIVERID_SAA7114:
-		name = "saa7114";
-		break;
-	case I2C_DRIVERID_SAA7185B:
-		name = "saa7185";
-		break;
-	case I2C_DRIVERID_ADV7170:
-		name = "adv7170";
-		break;
-	case I2C_DRIVERID_ADV7175:
-		name = "adv7175";
-		break;
-	case I2C_DRIVERID_BT819:
-		name = "bt819";
-		break;
-	case I2C_DRIVERID_BT856:
-		name = "bt856";
-		break;
-	case I2C_DRIVERID_BT866:
-		name = "bt866";
-		break;
-	case I2C_DRIVERID_VPX3220:
-		name = "vpx3220";
-		break;
-	case I2C_DRIVERID_KS0127:
-		name = "ks0127";
-		break;
-	}
-
-	return name;
-}
-
-static char *
 codecid_to_modulename (u16 codecid)
 {
 	char *name = NULL;
@@ -425,11 +362,24 @@ static struct tvnorm f60ccir601_lm33r10 = { 858, 720, 56+54, 788, 525, 480, 16 }
 static struct tvnorm f50ccir601_avs6eyes = { 864, 720, 74, 804, 625, 576, 18 };
 static struct tvnorm f60ccir601_avs6eyes = { 858, 720, 56, 788, 525, 480, 16 };
 
+static const unsigned short vpx3220_addrs[] = { 0x43, 0x47, I2C_CLIENT_END };
+static const unsigned short saa7110_addrs[] = { 0x4e, 0x4f, I2C_CLIENT_END };
+static const unsigned short saa7111_addrs[] = { 0x25, 0x24, I2C_CLIENT_END };
+static const unsigned short saa7114_addrs[] = { 0x21, 0x20, I2C_CLIENT_END };
+static const unsigned short adv717x_addrs[] = { 0x6a, 0x6b, 0x2a, 0x2b, I2C_CLIENT_END };
+static const unsigned short ks0127_addrs[] = { 0x6c, 0x6d, I2C_CLIENT_END };
+static const unsigned short saa7185_addrs[] = { 0x44, I2C_CLIENT_END };
+static const unsigned short bt819_addrs[] = { 0x45, I2C_CLIENT_END };
+static const unsigned short bt856_addrs[] = { 0x44, I2C_CLIENT_END };
+static const unsigned short bt866_addrs[] = { 0x44, I2C_CLIENT_END };
+
 static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	{
 		.type = DC10_old,
 		.name = "DC10(old)",
-		.i2c_decoder = I2C_DRIVERID_VPX3220,
+		.i2c_decoder = "vpx3220a",
+		.mod_decoder = "vpx3220",
+		.addrs_decoder = vpx3220_addrs,
 		.video_codec = CODEC_TYPE_ZR36050,
 		.video_vfe = CODEC_TYPE_ZR36016,
 
@@ -439,7 +389,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{ 2, "S-Video" },
 			{ 0, "Internal/comp" }
 		},
-		.norms = 3,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
 		.tvn = {
 			&f50sqpixel_dc10,
 			&f60sqpixel_dc10,
@@ -457,8 +407,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	}, {
 		.type = DC10_new,
 		.name = "DC10(new)",
-		.i2c_decoder = I2C_DRIVERID_SAA7110,
-		.i2c_encoder = I2C_DRIVERID_ADV7175,
+		.i2c_decoder = "saa7110",
+		.mod_decoder = "saa7110",
+		.addrs_decoder = saa7110_addrs,
+		.i2c_encoder = "adv7175",
+		.mod_encoder = "adv7175",
+		.addrs_encoder = adv717x_addrs,
 		.video_codec = CODEC_TYPE_ZR36060,
 
 		.inputs = 3,
@@ -467,7 +421,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 				{ 7, "S-Video" },
 				{ 5, "Internal/comp" }
 			},
-		.norms = 3,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
 		.tvn = {
 				&f50sqpixel,
 				&f60sqpixel,
@@ -484,8 +438,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	}, {
 		.type = DC10plus,
 		.name = "DC10plus",
-		.i2c_decoder = I2C_DRIVERID_SAA7110,
-		.i2c_encoder = I2C_DRIVERID_ADV7175,
+		.i2c_decoder = "saa7110",
+		.mod_decoder = "saa7110",
+		.addrs_decoder = saa7110_addrs,
+		.i2c_encoder = "adv7175",
+		.mod_encoder = "adv7175",
+		.addrs_encoder = adv717x_addrs,
 		.video_codec = CODEC_TYPE_ZR36060,
 
 		.inputs = 3,
@@ -494,7 +452,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{ 7, "S-Video" },
 			{ 5, "Internal/comp" }
 		},
-		.norms = 3,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
 		.tvn = {
 			&f50sqpixel,
 			&f60sqpixel,
@@ -512,8 +470,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	}, {
 		.type = DC30,
 		.name = "DC30",
-		.i2c_decoder = I2C_DRIVERID_VPX3220,
-		.i2c_encoder = I2C_DRIVERID_ADV7175,
+		.i2c_decoder = "vpx3220a",
+		.mod_decoder = "vpx3220",
+		.addrs_decoder = vpx3220_addrs,
+		.i2c_encoder = "adv7175",
+		.mod_encoder = "adv7175",
+		.addrs_encoder = adv717x_addrs,
 		.video_codec = CODEC_TYPE_ZR36050,
 		.video_vfe = CODEC_TYPE_ZR36016,
 
@@ -523,7 +485,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{ 2, "S-Video" },
 			{ 0, "Internal/comp" }
 		},
-		.norms = 3,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
 		.tvn = {
 			&f50sqpixel_dc10,
 			&f60sqpixel_dc10,
@@ -541,8 +503,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	}, {
 		.type = DC30plus,
 		.name = "DC30plus",
-		.i2c_decoder = I2C_DRIVERID_VPX3220,
-		.i2c_encoder = I2C_DRIVERID_ADV7175,
+		.i2c_decoder = "vpx3220a",
+		.mod_decoder = "vpx3220",
+		.addrs_decoder = vpx3220_addrs,
+		.i2c_encoder = "adv7175",
+		.mod_encoder = "adv7175",
+		.addrs_encoder = adv717x_addrs,
 		.video_codec = CODEC_TYPE_ZR36050,
 		.video_vfe = CODEC_TYPE_ZR36016,
 
@@ -552,7 +518,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{ 2, "S-Video" },
 			{ 0, "Internal/comp" }
 		},
-		.norms = 3,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
 		.tvn = {
 			&f50sqpixel_dc10,
 			&f60sqpixel_dc10,
@@ -570,8 +536,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	}, {
 		.type = LML33,
 		.name = "LML33",
-		.i2c_decoder = I2C_DRIVERID_BT819,
-		.i2c_encoder = I2C_DRIVERID_BT856,
+		.i2c_decoder = "bt819a",
+		.mod_decoder = "bt819",
+		.addrs_decoder = bt819_addrs,
+		.i2c_encoder = "bt856",
+		.mod_encoder = "bt856",
+		.addrs_encoder = bt856_addrs,
 		.video_codec = CODEC_TYPE_ZR36060,
 
 		.inputs = 2,
@@ -579,7 +549,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{ 0, "Composite" },
 			{ 7, "S-Video" }
 		},
-		.norms = 2,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
 		.tvn = {
 			&f50ccir601_lml33,
 			&f60ccir601_lml33,
@@ -597,8 +567,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	}, {
 		.type = LML33R10,
 		.name = "LML33R10",
-		.i2c_decoder = I2C_DRIVERID_SAA7114,
-		.i2c_encoder = I2C_DRIVERID_ADV7170,
+		.i2c_decoder = "saa7114",
+		.mod_decoder = "saa7115",
+		.addrs_decoder = saa7114_addrs,
+		.i2c_encoder = "adv7170",
+		.mod_encoder = "adv7170",
+		.addrs_encoder = adv717x_addrs,
 		.video_codec = CODEC_TYPE_ZR36060,
 
 		.inputs = 2,
@@ -606,7 +580,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{ 0, "Composite" },
 			{ 7, "S-Video" }
 		},
-		.norms = 2,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
 		.tvn = {
 			&f50ccir601_lm33r10,
 			&f60ccir601_lm33r10,
@@ -624,8 +598,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 	}, {
 		.type = BUZ,
 		.name = "Buz",
-		.i2c_decoder = I2C_DRIVERID_SAA7111A,
-		.i2c_encoder = I2C_DRIVERID_SAA7185B,
+		.i2c_decoder = "saa7111",
+		.mod_decoder = "saa7115",
+		.addrs_decoder = saa7111_addrs,
+		.i2c_encoder = "saa7185",
+		.mod_encoder = "saa7185",
+		.addrs_encoder = saa7185_addrs,
 		.video_codec = CODEC_TYPE_ZR36060,
 
 		.inputs = 2,
@@ -633,7 +611,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{ 3, "Composite" },
 			{ 7, "S-Video" }
 		},
-		.norms = 3,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
 		.tvn = {
 			&f50ccir601,
 			&f60ccir601,
@@ -653,8 +631,12 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 		.name = "6-Eyes",
 		/* AverMedia chose not to brand the 6-Eyes. Thus it
 		   can't be autodetected, and requires card=x. */
-		.i2c_decoder = I2C_DRIVERID_KS0127,
-		.i2c_encoder = I2C_DRIVERID_BT866,
+		.i2c_decoder = "ks0127",
+		.mod_decoder = "ks0127",
+		.addrs_decoder = ks0127_addrs,
+		.i2c_encoder = "bt866",
+		.mod_encoder = "bt866",
+		.addrs_encoder = bt866_addrs,
 		.video_codec = CODEC_TYPE_ZR36060,
 
 		.inputs = 10,
@@ -670,7 +652,7 @@ static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
 			{10, "S-Video 3" },
 			{15, "YCbCr" }
 		},
-		.norms = 2,
+		.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
 		.tvn = {
 			&f50ccir601_avs6eyes,
 			&f60ccir601_avs6eyes,
@@ -735,69 +717,6 @@ zoran_i2c_setscl (void *data,
 	btwrite(zr->i2cbr, ZR36057_I2CBR);
 }
 
-static int
-zoran_i2c_client_register (struct i2c_client *client)
-{
-	struct zoran *zr = (struct zoran *) i2c_get_adapdata(client->adapter);
-	int res = 0;
-
-	dprintk(2,
-		KERN_DEBUG "%s: i2c_client_register() - driver id = %d\n",
-		ZR_DEVNAME(zr), client->driver->id);
-
-	mutex_lock(&zr->resource_lock);
-
-	if (zr->user > 0) {
-		/* we're already busy, so we keep a reference to
-		 * them... Could do a lot of stuff here, but this
-		 * is easiest. (Did I ever mention I'm a lazy ass?)
-		 */
-		res = -EBUSY;
-		goto clientreg_unlock_and_return;
-	}
-
-	if (client->driver->id == zr->card.i2c_decoder)
-		zr->decoder = client;
-	else if (client->driver->id == zr->card.i2c_encoder)
-		zr->encoder = client;
-	else {
-		res = -ENODEV;
-		goto clientreg_unlock_and_return;
-	}
-
-clientreg_unlock_and_return:
-	mutex_unlock(&zr->resource_lock);
-
-	return res;
-}
-
-static int
-zoran_i2c_client_unregister (struct i2c_client *client)
-{
-	struct zoran *zr = (struct zoran *) i2c_get_adapdata(client->adapter);
-	int res = 0;
-
-	dprintk(2, KERN_DEBUG "%s: i2c_client_unregister()\n", ZR_DEVNAME(zr));
-
-	mutex_lock(&zr->resource_lock);
-
-	if (zr->user > 0) {
-		res = -EBUSY;
-		goto clientunreg_unlock_and_return;
-	}
-
-	/* try to locate it */
-	if (client == zr->encoder) {
-		zr->encoder = NULL;
-	} else if (client == zr->decoder) {
-		zr->decoder = NULL;
-		snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%d]", zr->id);
-	}
-clientunreg_unlock_and_return:
-	mutex_unlock(&zr->resource_lock);
-	return res;
-}
-
 static const struct i2c_algo_bit_data zoran_i2c_bit_data_template = {
 	.setsda = zoran_i2c_setsda,
 	.setscl = zoran_i2c_setscl,
@@ -813,13 +732,10 @@ zoran_register_i2c (struct zoran *zr)
 	memcpy(&zr->i2c_algo, &zoran_i2c_bit_data_template,
 	       sizeof(struct i2c_algo_bit_data));
 	zr->i2c_algo.data = zr;
-	zr->i2c_adapter.class = I2C_CLASS_TV_ANALOG;
 	zr->i2c_adapter.id = I2C_HW_B_ZR36067;
-	zr->i2c_adapter.client_register = zoran_i2c_client_register;
-	zr->i2c_adapter.client_unregister = zoran_i2c_client_unregister;
 	strlcpy(zr->i2c_adapter.name, ZR_DEVNAME(zr),
 		sizeof(zr->i2c_adapter.name));
-	i2c_set_adapdata(&zr->i2c_adapter, zr);
+	i2c_set_adapdata(&zr->i2c_adapter, &zr->v4l2_dev);
 	zr->i2c_adapter.algo_data = &zr->i2c_algo;
 	zr->i2c_adapter.dev.parent = &zr->pci_dev->dev;
 	return i2c_bit_add_bus(&zr->i2c_adapter);
@@ -835,19 +751,20 @@ zoran_unregister_i2c (struct zoran *zr)
 
 int
 zoran_check_jpg_settings (struct zoran              *zr,
-			  struct zoran_jpg_settings *settings)
+			  struct zoran_jpg_settings *settings,
+			  int try)
 {
 	int err = 0, err0 = 0;
 
 	dprintk(4,
 		KERN_DEBUG
-		"%s: check_jpg_settings() - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n",
-		ZR_DEVNAME(zr), settings->decimation, settings->HorDcm,
+		"%s: %s - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n",
+		ZR_DEVNAME(zr), __func__, settings->decimation, settings->HorDcm,
 		settings->VerDcm, settings->TmpDcm);
 	dprintk(4,
 		KERN_DEBUG
-		"%s: check_jpg_settings() - x: %d, y: %d, w: %d, y: %d\n",
-		ZR_DEVNAME(zr), settings->img_x, settings->img_y,
+		"%s: %s - x: %d, y: %d, w: %d, y: %d\n",
+		ZR_DEVNAME(zr), __func__, settings->img_x, settings->img_y,
 		settings->img_width, settings->img_height);
 	/* Check decimation, set default values for decimation = 1, 2, 4 */
 	switch (settings->decimation) {
@@ -879,8 +796,8 @@ zoran_check_jpg_settings (struct zoran              *zr,
 		if (zr->card.type == DC10_new) {
 			dprintk(1,
 				KERN_DEBUG
-				"%s: check_jpg_settings() - HDec by 4 is not supported on the DC10\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - HDec by 4 is not supported on the DC10\n",
+				ZR_DEVNAME(zr), __func__);
 			err0++;
 			break;
 		}
@@ -900,50 +817,73 @@ zoran_check_jpg_settings (struct zoran              *zr,
 		/* We have to check the data the user has set */
 
 		if (settings->HorDcm != 1 && settings->HorDcm != 2 &&
-		    (zr->card.type == DC10_new || settings->HorDcm != 4))
+		    (zr->card.type == DC10_new || settings->HorDcm != 4)) {
+			settings->HorDcm = clamp(settings->HorDcm, 1, 2);
 			err0++;
-		if (settings->VerDcm != 1 && settings->VerDcm != 2)
+		}
+		if (settings->VerDcm != 1 && settings->VerDcm != 2) {
+			settings->VerDcm = clamp(settings->VerDcm, 1, 2);
 			err0++;
-		if (settings->TmpDcm != 1 && settings->TmpDcm != 2)
+		}
+		if (settings->TmpDcm != 1 && settings->TmpDcm != 2) {
+			settings->TmpDcm = clamp(settings->TmpDcm, 1, 2);
 			err0++;
+		}
 		if (settings->field_per_buff != 1 &&
-		    settings->field_per_buff != 2)
+		    settings->field_per_buff != 2) {
+			settings->field_per_buff = clamp(settings->field_per_buff, 1, 2);
 			err0++;
-		if (settings->img_x < 0)
+		}
+		if (settings->img_x < 0) {
+			settings->img_x = 0;
 			err0++;
-		if (settings->img_y < 0)
+		}
+		if (settings->img_y < 0) {
+			settings->img_y = 0;
 			err0++;
-		if (settings->img_width < 0)
+		}
+		if (settings->img_width < 0 || settings->img_width > BUZ_MAX_WIDTH) {
+			settings->img_width = clamp(settings->img_width, 0, (int)BUZ_MAX_WIDTH);
 			err0++;
-		if (settings->img_height < 0)
+		}
+		if (settings->img_height < 0 || settings->img_height > BUZ_MAX_HEIGHT / 2) {
+			settings->img_height = clamp(settings->img_height, 0, BUZ_MAX_HEIGHT / 2);
 			err0++;
-		if (settings->img_x + settings->img_width > BUZ_MAX_WIDTH)
+		}
+		if (settings->img_x + settings->img_width > BUZ_MAX_WIDTH) {
+			settings->img_x = BUZ_MAX_WIDTH - settings->img_width;
 			err0++;
-		if (settings->img_y + settings->img_height >
-		    BUZ_MAX_HEIGHT / 2)
+		}
+		if (settings->img_y + settings->img_height > BUZ_MAX_HEIGHT / 2) {
+			settings->img_y = BUZ_MAX_HEIGHT / 2 - settings->img_height;
+			err0++;
+		}
+		if (settings->img_width % (16 * settings->HorDcm) != 0) {
+			settings->img_width -= settings->img_width % (16 * settings->HorDcm);
+			if (settings->img_width == 0)
+				settings->img_width = 16 * settings->HorDcm;
+			err0++;
+		}
+		if (settings->img_height % (8 * settings->VerDcm) != 0) {
+			settings->img_height -= settings->img_height % (8 * settings->VerDcm);
+			if (settings->img_height == 0)
+				settings->img_height = 8 * settings->VerDcm;
 			err0++;
-		if (settings->HorDcm && settings->VerDcm) {
-			if (settings->img_width %
-			    (16 * settings->HorDcm) != 0)
-				err0++;
-			if (settings->img_height %
-			    (8 * settings->VerDcm) != 0)
-				err0++;
 		}
 
-		if (err0) {
+		if (!try && err0) {
 			dprintk(1,
 				KERN_ERR
-				"%s: check_jpg_settings() - error in params for decimation = 0\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - error in params for decimation = 0\n",
+				ZR_DEVNAME(zr), __func__);
 			err++;
 		}
 		break;
 	default:
 		dprintk(1,
 			KERN_ERR
-			"%s: check_jpg_settings() - decimation = %d, must be 0, 1, 2 or 4\n",
-			ZR_DEVNAME(zr), settings->decimation);
+			"%s: %s - decimation = %d, must be 0, 1, 2 or 4\n",
+			ZR_DEVNAME(zr), __func__, settings->decimation);
 		err++;
 		break;
 	}
@@ -1021,12 +961,10 @@ zoran_open_init_params (struct zoran *zr)
 	       sizeof(zr->jpg_settings.jpg_comp.COM_data));
 	zr->jpg_settings.jpg_comp.jpeg_markers =
 	    JPEG_MARKER_DHT | JPEG_MARKER_DQT;
-	i = zoran_check_jpg_settings(zr, &zr->jpg_settings);
+	i = zoran_check_jpg_settings(zr, &zr->jpg_settings, 0);
 	if (i)
-		dprintk(1,
-			KERN_ERR
-			"%s: zoran_open_init_params() internal error\n",
-			ZR_DEVNAME(zr));
+		dprintk(1, KERN_ERR "%s: %s internal error\n",
+			ZR_DEVNAME(zr), __func__);
 
 	clear_interrupt_counters(zr);
 	zr->testing = 0;
@@ -1062,13 +1000,11 @@ static int __devinit
 zr36057_init (struct zoran *zr)
 {
 	int j, err;
-	int two = 2;
-	int zero = 0;
 
 	dprintk(1,
 		KERN_INFO
-		"%s: zr36057_init() - initializing card[%d], zr=%p\n",
-		ZR_DEVNAME(zr), zr->id, zr);
+		"%s: %s - initializing card[%d], zr=%p\n",
+		ZR_DEVNAME(zr), __func__, zr->id, zr);
 
 	/* default setup of all parameters which will persist between opens */
 	zr->user = 0;
@@ -1079,24 +1015,32 @@ zr36057_init (struct zoran *zr)
 	zr->jpg_buffers.allocated = 0;
 	zr->v4l_buffers.allocated = 0;
 
-	zr->buffer.base = (void *) vidmem;
-	zr->buffer.width = 0;
-	zr->buffer.height = 0;
-	zr->buffer.depth = 0;
-	zr->buffer.bytesperline = 0;
+	zr->vbuf_base = (void *) vidmem;
+	zr->vbuf_width = 0;
+	zr->vbuf_height = 0;
+	zr->vbuf_depth = 0;
+	zr->vbuf_bytesperline = 0;
 
 	/* Avoid nonsense settings from user for default input/norm */
-	if (default_norm < VIDEO_MODE_PAL &&
-	    default_norm > VIDEO_MODE_SECAM)
-		default_norm = VIDEO_MODE_PAL;
-	zr->norm = default_norm;
-	if (!(zr->timing = zr->card.tvn[zr->norm])) {
+	if (default_norm < 0 && default_norm > 2)
+		default_norm = 0;
+	if (default_norm == 0) {
+		zr->norm = V4L2_STD_PAL;
+		zr->timing = zr->card.tvn[0];
+	} else if (default_norm == 1) {
+		zr->norm = V4L2_STD_NTSC;
+		zr->timing = zr->card.tvn[1];
+	} else {
+		zr->norm = V4L2_STD_SECAM;
+		zr->timing = zr->card.tvn[2];
+	}
+	if (zr->timing == NULL) {
 		dprintk(1,
 			KERN_WARNING
-			"%s: zr36057_init() - default TV standard not supported by hardware. PAL will be used.\n",
-			ZR_DEVNAME(zr));
-		zr->norm = VIDEO_MODE_PAL;
-		zr->timing = zr->card.tvn[zr->norm];
+			"%s: %s - default TV standard not supported by hardware. PAL will be used.\n",
+			ZR_DEVNAME(zr), __func__);
+		zr->norm = V4L2_STD_PAL;
+		zr->timing = zr->card.tvn[0];
 	}
 
 	if (default_input > zr->card.inputs-1) {
@@ -1108,12 +1052,6 @@ zr36057_init (struct zoran *zr)
 	}
 	zr->input = default_input;
 
-	/* Should the following be reset at every open ? */
-	zr->hue = 32768;
-	zr->contrast = 32768;
-	zr->saturation = 32768;
-	zr->brightness = 32768;
-
 	/* default setup (will be repeated at every open) */
 	zoran_open_init_params(zr);
 
@@ -1124,8 +1062,8 @@ zr36057_init (struct zoran *zr)
 	if (!zr->stat_com || !zr->video_dev) {
 		dprintk(1,
 			KERN_ERR
-			"%s: zr36057_init() - kmalloc (STAT_COM) failed\n",
-			ZR_DEVNAME(zr));
+			"%s: %s - kmalloc (STAT_COM) failed\n",
+			ZR_DEVNAME(zr), __func__);
 		err = -ENOMEM;
 		goto exit_free;
 	}
@@ -1137,6 +1075,7 @@ zr36057_init (struct zoran *zr)
 	 *   Now add the template and register the device unit.
 	 */
 	memcpy(zr->video_dev, &zoran_template, sizeof(zoran_template));
+	zr->video_dev->parent = &zr->pci_dev->dev;
 	strcpy(zr->video_dev->name, ZR_DEVNAME(zr));
 	err = video_register_device(zr->video_dev, VFL_TYPE_GRABBER, video_nr[zr->id]);
 	if (err < 0)
@@ -1148,8 +1087,10 @@ zr36057_init (struct zoran *zr)
 		detect_guest_activity(zr);
 	test_interrupts(zr);
 	if (!pass_through) {
-		decoder_command(zr, DECODER_ENABLE_OUTPUT, &zero);
-		encoder_command(zr, ENCODER_SET_INPUT, &two);
+		struct v4l2_routing route = { 2, 0 };
+
+		decoder_call(zr, video, s_stream, 0);
+		encoder_call(zr, video, s_routing, &route);
 	}
 
 	zr->zoran_proc = NULL;
@@ -1164,7 +1105,8 @@ exit_free:
 
 static void __devexit zoran_remove(struct pci_dev *pdev)
 {
-	struct zoran *zr = pci_get_drvdata(pdev);
+	struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);
+	struct zoran *zr = to_zoran(v4l2_dev);
 
 	if (!zr->initialized)
 		goto exit_free;
@@ -1197,7 +1139,7 @@ static void __devexit zoran_remove(struct pci_dev *pdev)
 	pci_disable_device(zr->pci_dev);
 	video_unregister_device(zr->video_dev);
 exit_free:
-	pci_set_drvdata(pdev, NULL);
+	v4l2_device_unregister(&zr->v4l2_dev);
 	kfree(zr);
 }
 
@@ -1215,10 +1157,8 @@ zoran_setup_videocodec (struct zoran *zr,
 
 	m = kmalloc(sizeof(struct videocodec_master), GFP_KERNEL);
 	if (!m) {
-		dprintk(1,
-			KERN_ERR
-			"%s: zoran_setup_videocodec() - no memory\n",
-			ZR_DEVNAME(zr));
+		dprintk(1, KERN_ERR "%s: %s - no memory\n",
+			ZR_DEVNAME(zr), __func__);
 		return m;
 	}
 
@@ -1256,6 +1196,18 @@ zoran_setup_videocodec (struct zoran *zr,
 	return m;
 }
 
+static void zoran_subdev_notify(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
+{
+	struct zoran *zr = to_zoran(sd->v4l2_dev);
+
+	/* Bt819 needs to reset its FIFO buffer using #FRST pin and
+	   LML33 card uses GPIO(7) for that. */
+	if (cmd == BT819_FIFO_RESET_LOW)
+		GPIO(zr, 7, 0);
+	else if (cmd == BT819_FIFO_RESET_HIGH)
+		GPIO(zr, 7, 1);
+}
+
 /*
  *   Scan for a Buz card (actually for the PCI controller ZR36057),
  *   request the irq and map the io memory
@@ -1269,34 +1221,33 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 	struct videocodec_master *master_vfe = NULL;
 	struct videocodec_master *master_codec = NULL;
 	int card_num;
-	char *i2c_enc_name, *i2c_dec_name, *codec_name, *vfe_name;
+	char *codec_name, *vfe_name;
 	unsigned int nr;
 
 
 	nr = zoran_num++;
 	if (nr >= BUZ_MAX) {
-		dprintk(1,
-			KERN_ERR
-			"%s: driver limited to %d card(s) maximum\n",
+		dprintk(1, KERN_ERR "%s: driver limited to %d card(s) maximum\n",
 			ZORAN_NAME, BUZ_MAX);
 		return -ENOENT;
 	}
 
 	zr = kzalloc(sizeof(struct zoran), GFP_KERNEL);
 	if (!zr) {
-		dprintk(1,
-			KERN_ERR
-			"%s: find_zr36057() - kzalloc failed\n",
-			ZORAN_NAME);
+		dprintk(1, KERN_ERR "%s: %s - kzalloc failed\n",
+			ZORAN_NAME, __func__);
 		return -ENOMEM;
 	}
+	zr->v4l2_dev.notify = zoran_subdev_notify;
+	if (v4l2_device_register(&pdev->dev, &zr->v4l2_dev))
+		goto zr_free_mem;
 	zr->pci_dev = pdev;
 	zr->id = nr;
 	snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%u]", zr->id);
 	spin_lock_init(&zr->spinlock);
 	mutex_init(&zr->resource_lock);
 	if (pci_enable_device(pdev))
-		goto zr_free_mem;
+		goto zr_unreg;
 	pci_read_config_byte(zr->pci_dev, PCI_CLASS_REVISION, &zr->revision);
 
 	dprintk(1,
@@ -1323,7 +1274,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 				KERN_ERR
 				"%s: It is not possible to auto-detect ZR36057 based cards\n",
 				ZR_DEVNAME(zr));
-			goto zr_free_mem;
+			goto zr_unreg;
 		}
 
 		card_num = ent->driver_data;
@@ -1332,7 +1283,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 				KERN_ERR
 				"%s: Unknown card, try specifying card=X module parameter\n",
 				ZR_DEVNAME(zr));
-			goto zr_free_mem;
+			goto zr_unreg;
 		}
 		dprintk(3,
 			KERN_DEBUG
@@ -1345,7 +1296,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 				KERN_ERR
 				"%s: User specified card type %d out of range (0 .. %d)\n",
 				ZR_DEVNAME(zr), card_num, NUM_CARDS - 1);
-			goto zr_free_mem;
+			goto zr_unreg;
 		}
 	}
 
@@ -1360,11 +1311,9 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 
 	zr->zr36057_mem = pci_ioremap_bar(zr->pci_dev, 0);
 	if (!zr->zr36057_mem) {
-		dprintk(1,
-			KERN_ERR
-			"%s: %s() - ioremap failed\n",
+		dprintk(1, KERN_ERR "%s: %s() - ioremap failed\n",
 			ZR_DEVNAME(zr), __func__);
-		goto zr_free_mem;
+		goto zr_unreg;
 	}
 
 	result = request_irq(zr->pci_dev->irq, zoran_irq,
@@ -1373,18 +1322,18 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 		if (result == -EINVAL) {
 			dprintk(1,
 				KERN_ERR
-				"%s: find_zr36057() - bad irq number or handler\n",
-				ZR_DEVNAME(zr));
+				"%s: %s - bad irq number or handler\n",
+				ZR_DEVNAME(zr), __func__);
 		} else if (result == -EBUSY) {
 			dprintk(1,
 				KERN_ERR
-				"%s: find_zr36057() - IRQ %d busy, change your PnP config in BIOS\n",
-				ZR_DEVNAME(zr), zr->pci_dev->irq);
+				"%s: %s - IRQ %d busy, change your PnP config in BIOS\n",
+				ZR_DEVNAME(zr), __func__, zr->pci_dev->irq);
 		} else {
 			dprintk(1,
 				KERN_ERR
-				"%s: find_zr36057() - can't assign irq, error code %d\n",
-				ZR_DEVNAME(zr), result);
+				"%s: %s - can't assign irq, error code %d\n",
+				ZR_DEVNAME(zr), __func__, result);
 		}
 		goto zr_unmap;
 	}
@@ -1394,9 +1343,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 			     &latency);
 	need_latency = zr->revision > 1 ? 32 : 48;
 	if (latency != need_latency) {
-		dprintk(2,
-			KERN_INFO
-			"%s: Changing PCI latency from %d to %d\n",
+		dprintk(2, KERN_INFO "%s: Changing PCI latency from %d to %d\n",
 			ZR_DEVNAME(zr), latency, need_latency);
 		pci_write_config_byte(zr->pci_dev, PCI_LATENCY_TIMER,
 				      need_latency);
@@ -1407,54 +1354,20 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 	dprintk(2, KERN_INFO "%s: Initializing i2c bus...\n",
 		ZR_DEVNAME(zr));
 
-	/* i2c decoder */
-	if (decoder[zr->id] != -1) {
-		i2c_dec_name = i2cid_to_modulename(decoder[zr->id]);
-		zr->card.i2c_decoder = decoder[zr->id];
-	} else if (zr->card.i2c_decoder != 0) {
-		i2c_dec_name = i2cid_to_modulename(zr->card.i2c_decoder);
-	} else {
-		i2c_dec_name = NULL;
-	}
-
-	if (i2c_dec_name) {
-		result = request_module(i2c_dec_name);
-		if (result < 0) {
-			dprintk(1,
-				KERN_ERR
-				"%s: failed to load module %s: %d\n",
-				ZR_DEVNAME(zr), i2c_dec_name, result);
-		}
-	}
-
-	/* i2c encoder */
-	if (encoder[zr->id] != -1) {
-		i2c_enc_name = i2cid_to_modulename(encoder[zr->id]);
-		zr->card.i2c_encoder = encoder[zr->id];
-	} else if (zr->card.i2c_encoder != 0) {
-		i2c_enc_name = i2cid_to_modulename(zr->card.i2c_encoder);
-	} else {
-		i2c_enc_name = NULL;
-	}
-
-	if (i2c_enc_name) {
-		result = request_module(i2c_enc_name);
-		if (result < 0) {
-			dprintk(1,
-				KERN_ERR
-				"%s: failed to load module %s: %d\n",
-				ZR_DEVNAME(zr), i2c_enc_name, result);
-		}
-	}
-
 	if (zoran_register_i2c(zr) < 0) {
-		dprintk(1,
-			KERN_ERR
-			"%s: find_zr36057() - can't initialize i2c bus\n",
-			ZR_DEVNAME(zr));
+		dprintk(1, KERN_ERR "%s: %s - can't initialize i2c bus\n",
+			ZR_DEVNAME(zr), __func__);
 		goto zr_free_irq;
 	}
 
+	zr->decoder = v4l2_i2c_new_probed_subdev(&zr->i2c_adapter,
+		zr->card.mod_decoder, zr->card.i2c_decoder, zr->card.addrs_decoder);
+
+	if (zr->card.mod_encoder)
+		zr->encoder = v4l2_i2c_new_probed_subdev(&zr->i2c_adapter,
+			zr->card.mod_encoder, zr->card.i2c_encoder,
+			zr->card.addrs_encoder);
+
 	dprintk(2,
 		KERN_INFO "%s: Initializing videocodec bus...\n",
 		ZR_DEVNAME(zr));
@@ -1495,17 +1408,13 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 			goto zr_unreg_i2c;
 		zr->codec = videocodec_attach(master_codec);
 		if (!zr->codec) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() - no codec found\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s - no codec found\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_free_codec;
 		}
 		if (zr->codec->type != zr->card.video_codec) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() - wrong codec\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s - wrong codec\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_detach_codec;
 		}
 	}
@@ -1515,17 +1424,13 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 			goto zr_detach_codec;
 		zr->vfe = videocodec_attach(master_vfe);
 		if (!zr->vfe) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() - no VFE found\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s - no VFE found\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_free_vfe;
 		}
 		if (zr->vfe->type != zr->card.video_vfe) {
-			dprintk(1,
-				KERN_ERR
-				"%s: find_zr36057() = wrong VFE\n",
-				ZR_DEVNAME(zr));
+			dprintk(1, KERN_ERR "%s: %s = wrong VFE\n",
+				ZR_DEVNAME(zr), __func__);
 			goto zr_detach_vfe;
 		}
 	}
@@ -1533,8 +1438,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 	/* take care of Natoma chipset and a revision 1 zr36057 */
 	if ((pci_pci_problems & PCIPCI_NATOMA) && zr->revision <= 1) {
 		zr->jpg_buffers.need_contiguous = 1;
-		dprintk(1,
-			KERN_INFO
+		dprintk(1, KERN_INFO
 			"%s: ZR36057/Natoma bug, max. buffer size is 128K\n",
 			ZR_DEVNAME(zr));
 	}
@@ -1544,8 +1448,6 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 
 	zoran_proc_init(zr);
 
-	pci_set_drvdata(pdev, zr);
-
 	return 0;
 
 zr_detach_vfe:
@@ -1563,6 +1465,8 @@ zr_free_irq:
 	free_irq(zr->pci_dev->irq, zr);
 zr_unmap:
 	iounmap(zr->zr36057_mem);
+zr_unreg:
+	v4l2_device_unregister(&zr->v4l2_dev);
 zr_free_mem:
 	kfree(zr);
 
@@ -1613,9 +1517,6 @@ static int __init zoran_init(void)
 			ZORAN_NAME, vidmem);
 	}
 
-	/* random nonsense */
-	dprintk(6, KERN_DEBUG "Jotti is een held!\n");
-
 	/* some mainboards might not do PCI-PCI data transfer well */
 	if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL|PCIPCI_ALIMAGIK)) {
 		dprintk(1,