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authorakpm@osdl.org <akpm@osdl.org>2005-11-08 21:37:07 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-09 07:56:15 -0800
commita6c2ba283565dbc9f055dcb2ecba1971460bb535 (patch)
treefd262f8af5bffc99753ff861be85574616113467 /drivers/media/video/tvp5150.c
parent4b017415fc9ab63f7c0e49aced5e403c18d55659 (diff)
[PATCH] v4l: 716: support for em28xx board family
- Added support for em28xx board family Signed-off-by: Ludovico Cavedon <cavedon@sssup.it> Signed-off-by: Markus Rechberger <mrechberger@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/media/video/tvp5150.c')
-rw-r--r--drivers/media/video/tvp5150.c337
1 files changed, 226 insertions, 111 deletions
diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c
index 6e3ba23104d2..03f360b45fdf 100644
--- a/drivers/media/video/tvp5150.c
+++ b/drivers/media/video/tvp5150.c
@@ -35,6 +35,47 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)");
printk(format , ##args); \
} while (0)
+/* supported controls */
+static struct v4l2_queryctrl tvp5150_qctrl[] = {
+ {
+ .id = V4L2_CID_BRIGHTNESS,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Brightness",
+ .minimum = 0,
+ .maximum = 255,
+ .step = 1,
+ .default_value = 0,
+ .flags = 0,
+ }, {
+ .id = V4L2_CID_CONTRAST,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Contrast",
+ .minimum = 0,
+ .maximum = 255,
+ .step = 0x1,
+ .default_value = 0x10,
+ .flags = 0,
+ }, {
+ .id = V4L2_CID_SATURATION,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Saturation",
+ .minimum = 0,
+ .maximum = 255,
+ .step = 0x1,
+ .default_value = 0x10,
+ .flags = 0,
+ }, {
+ .id = V4L2_CID_HUE,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .name = "Hue",
+ .minimum = -128,
+ .maximum = 127,
+ .step = 0x1,
+ .default_value = 0x10,
+ .flags = 0,
+ }
+};
+
struct tvp5150 {
struct i2c_client *client;
@@ -73,7 +114,7 @@ static inline void tvp5150_write(struct i2c_client *c, unsigned char addr,
buffer[0] = addr;
buffer[1] = value;
- dprintk(1,"tvp5150: writing 0x%02x 0x%02x\n",buffer[0],buffer[1]);
+ dprintk(1, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
if (2 != (rc = i2c_master_send(c, buffer, 2)))
dprintk(0, "i2c i/o error: rc == %d (should be 2)\n", rc);
}
@@ -398,28 +439,11 @@ static inline void tvp5150_selmux(struct i2c_client *c,
enum tvp5150_input input)
{
struct tvp5150 *decoder = i2c_get_clientdata(c);
- int tvp_input;
-
- /* FIXME: It is dependent of basic driver */
- switch (input)
- {
- case 2:
- tvp_input=TVP5150_ANALOG_CH0;
- break;
- case 0:
- tvp_input=TVP5150_ANALOG_CH1;
- break;
- case 1:
- tvp_input=TVP5150_SVIDEO;
- break;
- default:
- tvp_input=TVP5150_BLACK_SCREEN;
- }
if (!decoder->enable)
- tvp_input|=TVP5150_BLACK_SCREEN;
+ input |= TVP5150_BLACK_SCREEN;
- tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, tvp_input);
+ tvp5150_write(c, TVP5150_VD_IN_SRC_SEL_1, input);
};
static inline void tvp5150_reset(struct i2c_client *c)
@@ -432,7 +456,7 @@ static inline void tvp5150_reset(struct i2c_client *c)
tvp5150_write(c, TVP5150_ANAL_CHL_CTL, 0x15);
/* Normal Operation */
-// tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00);
+// tvp5150_write(c, TVP5150_OP_MODE_CTL, 0x00);
/* Activate YCrCb output 0x9 or 0xd ? */
tvp5150_write(c, TVP5150_MISC_CTL, 0x6f);
@@ -458,6 +482,50 @@ static inline void tvp5150_reset(struct i2c_client *c)
tvp5150_write(c, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
};
+static int tvp5150_get_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
+{
+/* struct tvp5150 *decoder = i2c_get_clientdata(c); */
+
+ switch (ctrl->id) {
+ case V4L2_CID_BRIGHTNESS:
+ ctrl->value = tvp5150_read(c, TVP5150_BRIGHT_CTL);
+ return 0;
+ case V4L2_CID_CONTRAST:
+ ctrl->value = tvp5150_read(c, TVP5150_CONTRAST_CTL);
+ return 0;
+ case V4L2_CID_SATURATION:
+ ctrl->value = tvp5150_read(c, TVP5150_SATURATION_CTL);
+ return 0;
+ case V4L2_CID_HUE:
+ ctrl->value = tvp5150_read(c, TVP5150_HUE_CTL);
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static int tvp5150_set_ctrl(struct i2c_client *c, struct v4l2_control *ctrl)
+{
+/* struct tvp5150 *decoder = i2c_get_clientdata(c); */
+
+ switch (ctrl->id) {
+ case V4L2_CID_BRIGHTNESS:
+ tvp5150_write(c, TVP5150_BRIGHT_CTL, ctrl->value);
+ return 0;
+ case V4L2_CID_CONTRAST:
+ tvp5150_write(c, TVP5150_CONTRAST_CTL, ctrl->value);
+ return 0;
+ case V4L2_CID_SATURATION:
+ tvp5150_write(c, TVP5150_SATURATION_CTL, ctrl->value);
+ return 0;
+ case V4L2_CID_HUE:
+ tvp5150_write(c, TVP5150_HUE_CTL, ctrl->value);
+ return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
/****************************************************************************
I2C Command
****************************************************************************/
@@ -478,21 +546,21 @@ static int tvp5150_command(struct i2c_client *client,
break;
case DECODER_GET_CAPABILITIES:
- {
- struct video_decoder_capability *cap = arg;
-
- cap->flags = VIDEO_DECODER_PAL |
- VIDEO_DECODER_NTSC |
- VIDEO_DECODER_SECAM |
- VIDEO_DECODER_AUTO | VIDEO_DECODER_CCIR;
- cap->inputs = 3;
- cap->outputs = 1;
- break;
- }
+ {
+ struct video_decoder_capability *cap = arg;
+
+ cap->flags = VIDEO_DECODER_PAL |
+ VIDEO_DECODER_NTSC |
+ VIDEO_DECODER_SECAM |
+ VIDEO_DECODER_AUTO | VIDEO_DECODER_CCIR;
+ cap->inputs = 3;
+ cap->outputs = 1;
+ break;
+ }
case DECODER_GET_STATUS:
- {
- break;
- }
+ {
+ break;
+ }
case DECODER_SET_GPIO:
break;
@@ -501,87 +569,138 @@ static int tvp5150_command(struct i2c_client *client,
break;
case DECODER_SET_NORM:
- {
- int *iarg = arg;
+ {
+ int *iarg = arg;
- switch (*iarg) {
+ switch (*iarg) {
- case VIDEO_MODE_NTSC:
- break;
+ case VIDEO_MODE_NTSC:
+ break;
- case VIDEO_MODE_PAL:
- break;
+ case VIDEO_MODE_PAL:
+ break;
- case VIDEO_MODE_SECAM:
- break;
+ case VIDEO_MODE_SECAM:
+ break;
- case VIDEO_MODE_AUTO:
- break;
+ case VIDEO_MODE_AUTO:
+ break;
- default:
- return -EINVAL;
+ default:
+ return -EINVAL;
+ }
+ decoder->norm = *iarg;
+ break;
}
- decoder->norm = *iarg;
- break;
- }
case DECODER_SET_INPUT:
- {
- int *iarg = arg;
- if (*iarg < 0 || *iarg > 3) {
- return -EINVAL;
- }
+ {
+ int *iarg = arg;
+ if (*iarg < 0 || *iarg > 3) {
+ return -EINVAL;
+ }
- decoder->input=*iarg;
- tvp5150_selmux(client, decoder->input);
+ decoder->input = *iarg;
+ tvp5150_selmux(client, decoder->input);
- break;
- }
+ break;
+ }
case DECODER_SET_OUTPUT:
- {
- int *iarg = arg;
+ {
+ int *iarg = arg;
- /* not much choice of outputs */
- if (*iarg != 0) {
- return -EINVAL;
+ /* not much choice of outputs */
+ if (*iarg != 0) {
+ return -EINVAL;
+ }
+ break;
}
- break;
- }
case DECODER_ENABLE_OUTPUT:
- {
- int *iarg = arg;
+ {
+ int *iarg = arg;
- decoder->enable = (*iarg != 0);
+ decoder->enable = (*iarg != 0);
- tvp5150_selmux(client, decoder->input);
+ tvp5150_selmux(client, decoder->input);
- break;
- }
- case DECODER_SET_PICTURE:
- {
- struct video_picture *pic = arg;
- if (decoder->bright != pic->brightness) {
- /* We want 0 to 255 we get 0-65535 */
- decoder->bright = pic->brightness;
- tvp5150_write(client, TVP5150_BRIGHT_CTL, decoder->bright >> 8);
+ break;
}
- if (decoder->contrast != pic->contrast) {
- /* We want 0 to 255 we get 0-65535 */
- decoder->contrast = pic->contrast;
- tvp5150_write(client, TVP5150_CONTRAST_CTL, decoder->contrast >> 8);
+ case VIDIOC_QUERYCTRL:
+ {
+ struct v4l2_queryctrl *qc = arg;
+ u8 i, n;
+
+ dprintk(1, KERN_DEBUG "VIDIOC_QUERYCTRL");
+
+ n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
+ for (i = 0; i < n; i++)
+ if (qc->id && qc->id == tvp5150_qctrl[i].id) {
+ memcpy(qc, &(tvp5150_qctrl[i]),
+ sizeof(*qc));
+ return 0;
+ }
+
+ return -EINVAL;
}
- if (decoder->sat != pic->colour) {
- /* We want 0 to 255 we get 0-65535 */
- decoder->sat = pic->colour;
- tvp5150_write(client, TVP5150_SATURATION_CTL, decoder->contrast >> 8);
+ case VIDIOC_G_CTRL:
+ {
+ struct v4l2_control *ctrl = arg;
+ dprintk(1, KERN_DEBUG "VIDIOC_G_CTRL");
+
+ return tvp5150_get_ctrl(client, ctrl);
}
- if (decoder->hue != pic->hue) {
- /* We want -128 to 127 we get 0-65535 */
- decoder->hue = pic->hue;
- tvp5150_write(client, TVP5150_HUE_CTL, (decoder->hue - 32768) >> 8);
+ case VIDIOC_S_CTRL_OLD: /* ??? */
+ case VIDIOC_S_CTRL:
+ {
+ struct v4l2_control *ctrl = arg;
+ u8 i, n;
+ dprintk(1, KERN_DEBUG "VIDIOC_S_CTRL");
+ n = sizeof(tvp5150_qctrl) / sizeof(tvp5150_qctrl[0]);
+ for (i = 0; i < n; i++)
+ if (ctrl->id == tvp5150_qctrl[i].id) {
+ if (ctrl->value <
+ tvp5150_qctrl[i].minimum
+ || ctrl->value >
+ tvp5150_qctrl[i].maximum)
+ return -ERANGE;
+ dprintk(1,
+ KERN_DEBUG
+ "VIDIOC_S_CTRL: id=%d, value=%d",
+ ctrl->id, ctrl->value);
+ return tvp5150_set_ctrl(client, ctrl);
+ }
+ return -EINVAL;
+ }
+
+ case DECODER_SET_PICTURE:
+ {
+ struct video_picture *pic = arg;
+ if (decoder->bright != pic->brightness) {
+ /* We want 0 to 255 we get 0-65535 */
+ decoder->bright = pic->brightness;
+ tvp5150_write(client, TVP5150_BRIGHT_CTL,
+ decoder->bright >> 8);
+ }
+ if (decoder->contrast != pic->contrast) {
+ /* We want 0 to 255 we get 0-65535 */
+ decoder->contrast = pic->contrast;
+ tvp5150_write(client, TVP5150_CONTRAST_CTL,
+ decoder->contrast >> 8);
+ }
+ if (decoder->sat != pic->colour) {
+ /* We want 0 to 255 we get 0-65535 */
+ decoder->sat = pic->colour;
+ tvp5150_write(client, TVP5150_SATURATION_CTL,
+ decoder->contrast >> 8);
+ }
+ if (decoder->hue != pic->hue) {
+ /* We want -128 to 127 we get 0-65535 */
+ decoder->hue = pic->hue;
+ tvp5150_write(client, TVP5150_HUE_CTL,
+ (decoder->hue - 32768) >> 8);
+ }
+ break;
}
- break;
- }
default:
return -EINVAL;
}
@@ -594,15 +713,14 @@ static int tvp5150_command(struct i2c_client *client,
****************************************************************************/
static struct i2c_driver driver;
-static struct i2c_client client_template =
-{
- .name = "(unset)",
- .flags = I2C_CLIENT_ALLOW_USE,
- .driver = &driver,
+static struct i2c_client client_template = {
+ .name = "(unset)",
+ .flags = I2C_CLIENT_ALLOW_USE,
+ .driver = &driver,
};
-static int tvp5150_detect_client (struct i2c_adapter *adapter,
- int address, int kind)
+static int tvp5150_detect_client(struct i2c_adapter *adapter,
+ int address, int kind)
{
struct i2c_client *client;
struct tvp5150 *core;
@@ -625,7 +743,7 @@ static int tvp5150_detect_client (struct i2c_adapter *adapter,
client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
if (client == 0)
return -ENOMEM;
- memcpy(client,&client_template,sizeof(struct i2c_client));
+ memcpy(client, &client_template, sizeof(struct i2c_client));
core = kmalloc(sizeof(struct tvp5150), GFP_KERNEL);
if (core == 0) {
@@ -651,13 +769,13 @@ static int tvp5150_detect_client (struct i2c_adapter *adapter,
return rv;
}
- dump_reg (client);
+ if (debug > 1)
+ dump_reg(client);
return 0;
}
-static int
-tvp5150_attach_adapter (struct i2c_adapter *adapter)
+static int tvp5150_attach_adapter(struct i2c_adapter *adapter)
{
dprintk(1,
KERN_INFO
@@ -666,8 +784,7 @@ tvp5150_attach_adapter (struct i2c_adapter *adapter)
return i2c_probe(adapter, &addr_data, &tvp5150_detect_client);
}
-static int
-tvp5150_detach_client (struct i2c_client *client)
+static int tvp5150_detach_client(struct i2c_client *client)
{
struct tvp5150 *decoder = i2c_get_clientdata(client);
int err;
@@ -699,14 +816,12 @@ static struct i2c_driver driver = {
.command = tvp5150_command,
};
-static int __init
-tvp5150_init (void)
+static int __init tvp5150_init(void)
{
return i2c_add_driver(&driver);
}
-static void __exit
-tvp5150_exit (void)
+static void __exit tvp5150_exit(void)
{
i2c_del_driver(&driver);
}

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