zoran et al: convert zoran i2c modules to V4L2.

From: Hans Verkuil <hverkuil@xs4all.nl>

The zoran i2c modules were still using V4L1 internally. Replace this
with V4L2. Also deleted saa7111.c and saa7114.c, we use saa7115.c instead.

Priority: normal

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>

1 files changed, 142 insertions, 129 deletions

diff --git a/linux/drivers/media/video/bt819.c b/linux/drivers/media/video/bt819.c
index 201dd9277..cd85ea462 100644
--- a/linux/drivers/media/video/bt819.c
+++ b/linux/drivers/media/video/bt819.c
@@ -55,7 +55,7 @@ struct bt819 {
 	unsigned char reg[32];
 
 	int initialized;
-	int norm;
+	v4l2_std_id norm;
 	int input;
 	int enable;
 	int bright;
@@ -179,7 +179,7 @@ static int bt819_init(struct i2c_client *client)
 		0x1a, 0x80,	/* 0x1a ADC Interface */
 	};
 
-	struct timing *timing = &timing_data[decoder->norm];
+	struct timing *timing = &timing_data[(decoder->norm & V4L2_STD_525_60) ? 1 : 0];
 
 	init[0x03 * 2 - 1] =
 	    (((timing->vdelay >> 8) & 0x03) << 6) |
@@ -193,7 +193,7 @@ static int bt819_init(struct i2c_client *client)
 	init[0x08 * 2 - 1] = timing->hscale >> 8;
 	init[0x09 * 2 - 1] = timing->hscale & 0xff;
 	/* 0x15 in array is address 0x19 */
-	init[0x15 * 2 - 1] = (decoder->norm == 0) ? 115 : 93;	/* Chroma burst delay */
+	init[0x15 * 2 - 1] = (decoder->norm & V4L2_STD_625_50) ? 115 : 93;	/* Chroma burst delay */
 	/* reset */
 	bt819_write(client, 0x1f, 0x00);
 	mdelay(1);
@@ -216,121 +216,93 @@ static int bt819_command(struct i2c_client *client, unsigned cmd, void *arg)
 	}
 
 	switch (cmd) {
-	case 0:
+	case VIDIOC_INT_INIT:
 		/* This is just for testing!!! */
 		bt819_init(client);
 		break;
 
-	case DECODER_GET_CAPABILITIES:
-	{
-		struct video_decoder_capability *cap = arg;
-
-		cap->flags = VIDEO_DECODER_PAL |
-			     VIDEO_DECODER_NTSC |
-			     VIDEO_DECODER_AUTO |
-			     VIDEO_DECODER_CCIR;
-		cap->inputs = 8;
-		cap->outputs = 1;
-		break;
-	}
-
-	case DECODER_GET_STATUS:
-	{
+	case VIDIOC_QUERYSTD:
+	case VIDIOC_INT_G_INPUT_STATUS: {
 		int *iarg = arg;
+		v4l2_std_id *istd = arg;
 		int status;
-		int res;
+		int res = V4L2_IN_ST_NO_SIGNAL;
+		v4l2_std_id std;
 
 		status = bt819_read(client, 0x00);
-		res = 0;
 		if ((status & 0x80))
-			res |= DECODER_STATUS_GOOD;
+			res = 0;
 
-		switch (decoder->norm) {
-		case VIDEO_MODE_NTSC:
-			res |= DECODER_STATUS_NTSC;
-			break;
-		case VIDEO_MODE_PAL:
-			res |= DECODER_STATUS_PAL;
-			break;
-		default:
-		case VIDEO_MODE_AUTO:
-			if ((status & 0x10))
-				res |= DECODER_STATUS_PAL;
-			else
-				res |= DECODER_STATUS_NTSC;
-			break;
-		}
-		res |= DECODER_STATUS_COLOR;
-		*iarg = res;
+		if ((status & 0x10))
+			std = V4L2_STD_PAL;
+		else
+			std = V4L2_STD_NTSC;
+		if (cmd == VIDIOC_QUERYSTD)
+			*istd = std;
+		else
+			*iarg = res;
 
 		v4l_dbg(1, debug, client, "get status %x\n", *iarg);
 		break;
 	}
 
-	case DECODER_SET_NORM:
+	case VIDIOC_S_STD:
 	{
-		int *iarg = arg;
+		v4l2_std_id *iarg = arg;
 		struct timing *timing = NULL;
 
-		v4l_dbg(1, debug, client, "set norm %x\n", *iarg);
+		v4l_dbg(1, debug, client, "set norm %llx\n", *iarg);
 
-		switch (*iarg) {
-		case VIDEO_MODE_NTSC:
+		if (*iarg & V4L2_STD_NTSC) {
 			bt819_setbit(client, 0x01, 0, 1);
 			bt819_setbit(client, 0x01, 1, 0);
 			bt819_setbit(client, 0x01, 5, 0);
 			bt819_write(client, 0x18, 0x68);
 			bt819_write(client, 0x19, 0x5d);
 			/* bt819_setbit(client, 0x1a,  5, 1); */
-			timing = &timing_data[VIDEO_MODE_NTSC];
-			break;
-		case VIDEO_MODE_PAL:
+			timing = &timing_data[1];
+		} else if (*iarg & V4L2_STD_PAL) {
 			bt819_setbit(client, 0x01, 0, 1);
 			bt819_setbit(client, 0x01, 1, 1);
 			bt819_setbit(client, 0x01, 5, 1);
 			bt819_write(client, 0x18, 0x7f);
 			bt819_write(client, 0x19, 0x72);
 			/* bt819_setbit(client, 0x1a,  5, 0); */
-			timing = &timing_data[VIDEO_MODE_PAL];
-			break;
-		case VIDEO_MODE_AUTO:
-			bt819_setbit(client, 0x01, 0, 0);
-			bt819_setbit(client, 0x01, 1, 0);
-			break;
-		default:
-			v4l_dbg(1, debug, client, "unsupported norm %x\n", *iarg);
+			timing = &timing_data[0];
+		} else {
+			v4l_dbg(1, debug, client, "unsupported norm %llx\n", *iarg);
 			return -EINVAL;
 		}
-
-		if (timing) {
-			bt819_write(client, 0x03,
-				    (((timing->vdelay >> 8) & 0x03) << 6) |
-				    (((timing->vactive >> 8) & 0x03) << 4) |
-				    (((timing->hdelay >> 8) & 0x03) << 2) |
-				     ((timing->hactive >> 8) & 0x03) );
-			bt819_write(client, 0x04, timing->vdelay & 0xff);
-			bt819_write(client, 0x05, timing->vactive & 0xff);
-			bt819_write(client, 0x06, timing->hdelay & 0xff);
-			bt819_write(client, 0x07, timing->hactive & 0xff);
-			bt819_write(client, 0x08, (timing->hscale >> 8) & 0xff);
-			bt819_write(client, 0x09, timing->hscale & 0xff);
-		}
-
+/*		case VIDEO_MODE_AUTO:
+			bt819_setbit(client, 0x01, 0, 0);
+			bt819_setbit(client, 0x01, 1, 0);*/
+
+		bt819_write(client, 0x03,
+			    (((timing->vdelay >> 8) & 0x03) << 6) |
+			    (((timing->vactive >> 8) & 0x03) << 4) |
+			    (((timing->hdelay >> 8) & 0x03) << 2) |
+			     ((timing->hactive >> 8) & 0x03));
+		bt819_write(client, 0x04, timing->vdelay & 0xff);
+		bt819_write(client, 0x05, timing->vactive & 0xff);
+		bt819_write(client, 0x06, timing->hdelay & 0xff);
+		bt819_write(client, 0x07, timing->hactive & 0xff);
+		bt819_write(client, 0x08, (timing->hscale >> 8) & 0xff);
+		bt819_write(client, 0x09, timing->hscale & 0xff);
 		decoder->norm = *iarg;
 		break;
 	}
 
-	case DECODER_SET_INPUT:
+	case VIDIOC_INT_S_VIDEO_ROUTING:
 	{
-		int *iarg = arg;
+		struct v4l2_routing *route = arg;
 
-		v4l_dbg(1, debug, client, "set input %x\n", *iarg);
+		v4l_dbg(1, debug, client, "set input %x\n", route->input);
 
-		if (*iarg < 0 || *iarg > 7)
+		if (route->input < 0 || route->input > 7)
 			return -EINVAL;
 
-		if (decoder->input != *iarg) {
-			decoder->input = *iarg;
+		if (decoder->input != route->input) {
+			decoder->input = route->input;
 			/* select mode */
 			if (decoder->input == 0) {
 				bt819_setbit(client, 0x0b, 6, 0);
@@ -343,75 +315,116 @@ static int bt819_command(struct i2c_client *client, unsigned cmd, void *arg)
 		break;
 	}
 
-	case DECODER_SET_OUTPUT:
+	case VIDIOC_STREAMON:
+	case VIDIOC_STREAMOFF:
 	{
-		int *iarg = arg;
+		int enable = cmd == VIDIOC_STREAMON;
 
-		v4l_dbg(1, debug, client, "set output %x\n", *iarg);
+		v4l_dbg(1, debug, client, "enable output %x\n", enable);
 
-		/* not much choice of outputs */
-		if (*iarg != 0)
-			return -EINVAL;
+		if (decoder->enable != enable) {
+			decoder->enable = enable;
+			bt819_setbit(client, 0x16, 7, !enable);
+		}
 		break;
 	}
 
-	case DECODER_ENABLE_OUTPUT:
+	case VIDIOC_QUERYCTRL:
 	{
-		int *iarg = arg;
-		int enable = (*iarg != 0);
+		struct v4l2_queryctrl *qc = arg;
 
-		v4l_dbg(1, debug, client, "enable output %x\n", *iarg);
+		switch (qc->id) {
+		case V4L2_CID_BRIGHTNESS:
+			v4l2_ctrl_query_fill(qc, -128, 127, 1, 0);
+			break;
 
-		if (decoder->enable != enable) {
-			decoder->enable = enable;
-			bt819_setbit(client, 0x16, 7, !enable);
+		case V4L2_CID_CONTRAST:
+			v4l2_ctrl_query_fill(qc, 0, 511, 1, 256);
+			break;
+
+		case V4L2_CID_SATURATION:
+			v4l2_ctrl_query_fill(qc, 0, 511, 1, 256);
+			break;
+
+		case V4L2_CID_HUE:
+			v4l2_ctrl_query_fill(qc, -128, 127, 1, 0);
+			break;
+
+		default:
+			return -EINVAL;
 		}
 		break;
 	}
 
-	case DECODER_SET_PICTURE:
+	case VIDIOC_S_CTRL:
 	{
-		struct video_picture *pic = arg;
+		struct v4l2_control *ctrl = arg;
 
-		v4l_dbg(1, debug, client,
-			"set picture brightness %d contrast %d colour %d\n",
-			pic->brightness, pic->contrast, pic->colour);
+		switch (ctrl->id) {
+		case V4L2_CID_BRIGHTNESS:
+			if (decoder->bright != ctrl->value) {
+				decoder->bright = ctrl->value;
+				bt819_write(client, 0x0a, decoder->bright);
+			}
+			break;
 
+		case V4L2_CID_CONTRAST:
+			if (decoder->contrast != ctrl->value) {
+				decoder->contrast = ctrl->value;
+				bt819_write(client, 0x0c,
+						decoder->contrast & 0xff);
+				bt819_setbit(client, 0x0b, 2,
+						((decoder->contrast >> 8) & 0x01));
+			}
+			break;
 
-		if (decoder->bright != pic->brightness) {
-			/* We want -128 to 127 we get 0-65535 */
-			decoder->bright = pic->brightness;
-			bt819_write(client, 0x0a,
-				    (decoder->bright >> 8) - 128);
-		}
+		case V4L2_CID_SATURATION:
+			if (decoder->sat != ctrl->value) {
+				decoder->sat = ctrl->value;
+				bt819_write(client, 0x0d,
+						(decoder->sat >> 7) & 0xff);
+				bt819_setbit(client, 0x0b, 1,
+						((decoder->sat >> 15) & 0x01));
+
+				/* Ratio between U gain and V gain must stay the same as
+				   the ratio between the default U and V gain values. */
+				temp = (decoder->sat * 180) / 254;
+				bt819_write(client, 0x0e, (temp >> 7) & 0xff);
+				bt819_setbit(client, 0x0b, 0, (temp >> 15) & 0x01);
+			}
+			break;
 
-		if (decoder->contrast != pic->contrast) {
-			/* We want 0 to 511 we get 0-65535 */
-			decoder->contrast = pic->contrast;
-			bt819_write(client, 0x0c,
-				    (decoder->contrast >> 7) & 0xff);
-			bt819_setbit(client, 0x0b, 2,
-				     ((decoder->contrast >> 15) & 0x01));
+		case V4L2_CID_HUE:
+			if (decoder->hue != ctrl->value) {
+				decoder->hue = ctrl->value;
+				bt819_write(client, 0x0f, decoder->hue);
+			}
+			break;
+		default:
+			return -EINVAL;
 		}
+		break;
+	}
 
-		if (decoder->sat != pic->colour) {
-			/* We want 0 to 511 we get 0-65535 */
-			decoder->sat = pic->colour;
-			bt819_write(client, 0x0d,
-				    (decoder->sat >> 7) & 0xff);
-			bt819_setbit(client, 0x0b, 1,
-				     ((decoder->sat >> 15) & 0x01));
-
-			temp = (decoder->sat * 201) / 237;
-			bt819_write(client, 0x0e, (temp >> 7) & 0xff);
-			bt819_setbit(client, 0x0b, 0, (temp >> 15) & 0x01);
-		}
+	case VIDIOC_G_CTRL:
+	{
+		struct v4l2_control *ctrl = arg;
 
-		if (decoder->hue != pic->hue) {
-			/* We want -128 to 127 we get 0-65535 */
-			decoder->hue = pic->hue;
-			bt819_write(client, 0x0f,
-				    128 - (decoder->hue >> 8));
+		switch (ctrl->id) {
+		case V4L2_CID_BRIGHTNESS:
+			ctrl->value = decoder->bright;
+			break;
+		case V4L2_CID_CONTRAST:
+			ctrl->value = decoder->contrast;
+			break;
+		case V4L2_CID_SATURATION:
+			ctrl->value = decoder->sat;
+			break;
+		case V4L2_CID_HUE:
+			ctrl->value = decoder->hue;
+			break;
+		default:
+			return -EINVAL;
 		}
 		break;
 	}
@@ -463,13 +476,13 @@ static int bt819_probe(struct i2c_client *client,
 	decoder = kzalloc(sizeof(struct bt819), GFP_KERNEL);
 	if (decoder == NULL)
 		return -ENOMEM;
-	decoder->norm = VIDEO_MODE_NTSC;
+	decoder->norm = V4L2_STD_NTSC;
 	decoder->input = 0;
 	decoder->enable = 1;
-	decoder->bright = 32768;
-	decoder->contrast = 32768;
-	decoder->hue = 32768;
-	decoder->sat = 32768;
+	decoder->bright = 0;
+	decoder->contrast = 0xd8;	/* 100% of original signal */
+	decoder->hue = 0;
+	decoder->sat = 0xfe;	/* 100% of original signal */
 	decoder->initialized = 0;
 	i2c_set_clientdata(client, decoder);