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path: root/drivers/staging/tm6000/tm6000-video.c
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Diffstat (limited to 'drivers/staging/tm6000/tm6000-video.c')
-rw-r--r--drivers/staging/tm6000/tm6000-video.c346
1 files changed, 302 insertions, 44 deletions
diff --git a/drivers/staging/tm6000/tm6000-video.c b/drivers/staging/tm6000/tm6000-video.c
index eb9b9f1bc138..17db6684abbe 100644
--- a/drivers/staging/tm6000/tm6000-video.c
+++ b/drivers/staging/tm6000/tm6000-video.c
@@ -53,11 +53,17 @@
/* Declare static vars that will be used as parameters */
static unsigned int vid_limit = 16; /* Video memory limit, in Mb */
static int video_nr = -1; /* /dev/videoN, -1 for autodetect */
+static int radio_nr = -1; /* /dev/radioN, -1 for autodetect */
/* Debug level */
int tm6000_debug;
EXPORT_SYMBOL_GPL(tm6000_debug);
+static const struct v4l2_queryctrl no_ctrl = {
+ .name = "42",
+ .flags = V4L2_CTRL_FLAG_DISABLED,
+};
+
/* supported controls */
static struct v4l2_queryctrl tm6000_qctrl[] = {
{
@@ -96,9 +102,26 @@ static struct v4l2_queryctrl tm6000_qctrl[] = {
.step = 0x1,
.default_value = 0,
.flags = 0,
+ },
+ /* --- audio --- */
+ {
+ .id = V4L2_CID_AUDIO_MUTE,
+ .name = "Mute",
+ .minimum = 0,
+ .maximum = 1,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ }, {
+ .id = V4L2_CID_AUDIO_VOLUME,
+ .name = "Volume",
+ .minimum = -15,
+ .maximum = 15,
+ .step = 1,
+ .default_value = 0,
+ .type = V4L2_CTRL_TYPE_INTEGER,
}
};
+static const unsigned int CTRLS = ARRAY_SIZE(tm6000_qctrl);
static int qctl_regs[ARRAY_SIZE(tm6000_qctrl)];
static struct tm6000_fmt format[] = {
@@ -117,6 +140,16 @@ static struct tm6000_fmt format[] = {
}
};
+static const struct v4l2_queryctrl *ctrl_by_id(unsigned int id)
+{
+ unsigned int i;
+
+ for (i = 0; i < CTRLS; i++)
+ if (tm6000_qctrl[i].id == id)
+ return tm6000_qctrl+i;
+ return NULL;
+}
+
/* ------------------------------------------------------------------
* DMA and thread functions
* ------------------------------------------------------------------
@@ -149,7 +182,7 @@ static inline void get_next_buf(struct tm6000_dmaqueue *dma_q,
if (!buf)
return;
- /* Cleans up buffer - Usefull for testing for frame/URB loss */
+ /* Cleans up buffer - Useful for testing for frame/URB loss */
outp = videobuf_to_vmalloc(&(*buf)->vb);
return;
@@ -199,13 +232,17 @@ static int copy_streams(u8 *data, unsigned long len,
char *voutp = NULL;
unsigned int linewidth;
- /* get video buffer */
- get_next_buf(dma_q, &vbuf);
- if (!vbuf)
- return rc;
- voutp = videobuf_to_vmalloc(&vbuf->vb);
- if (!voutp)
- return 0;
+ if (!dev->radio) {
+ /* get video buffer */
+ get_next_buf(dma_q, &vbuf);
+
+ if (!vbuf)
+ return rc;
+ voutp = videobuf_to_vmalloc(&vbuf->vb);
+
+ if (!voutp)
+ return 0;
+ }
for (ptr = data; ptr < endp;) {
if (!dev->isoc_ctl.cmd) {
@@ -257,29 +294,31 @@ static int copy_streams(u8 *data, unsigned long len,
*/
switch (cmd) {
case TM6000_URB_MSG_VIDEO:
- if ((dev->isoc_ctl.vfield != field) &&
- (field == 1)) {
+ if (!dev->radio) {
+ if ((dev->isoc_ctl.vfield != field) &&
+ (field == 1)) {
/* Announces that a new buffer
* were filled
*/
- buffer_filled(dev, dma_q, vbuf);
- dprintk(dev, V4L2_DEBUG_ISOC,
+ buffer_filled(dev, dma_q, vbuf);
+ dprintk(dev, V4L2_DEBUG_ISOC,
"new buffer filled\n");
- get_next_buf(dma_q, &vbuf);
- if (!vbuf)
- return rc;
- voutp = videobuf_to_vmalloc(&vbuf->vb);
- if (!voutp)
- return rc;
- memset(voutp, 0, vbuf->vb.size);
- }
- linewidth = vbuf->vb.width << 1;
- pos = ((line << 1) - field - 1) * linewidth +
- block * TM6000_URB_MSG_LEN;
- /* Don't allow to write out of the buffer */
- if (pos + size > vbuf->vb.size)
- cmd = TM6000_URB_MSG_ERR;
- dev->isoc_ctl.vfield = field;
+ get_next_buf(dma_q, &vbuf);
+ if (!vbuf)
+ return rc;
+ voutp = videobuf_to_vmalloc(&vbuf->vb);
+ if (!voutp)
+ return rc;
+ memset(voutp, 0, vbuf->vb.size);
+ }
+ linewidth = vbuf->vb.width << 1;
+ pos = ((line << 1) - field - 1) *
+ linewidth + block * TM6000_URB_MSG_LEN;
+ /* Don't allow to write out of the buffer */
+ if (pos + size > vbuf->vb.size)
+ cmd = TM6000_URB_MSG_ERR;
+ dev->isoc_ctl.vfield = field;
+ }
break;
case TM6000_URB_MSG_VBI:
break;
@@ -537,7 +576,7 @@ static void tm6000_uninit_isoc(struct tm6000_core *dev)
/*
* Allocate URBs and start IRQ
*/
-static int tm6000_prepare_isoc(struct tm6000_core *dev, unsigned int framesize)
+static int tm6000_prepare_isoc(struct tm6000_core *dev)
{
struct tm6000_dmaqueue *dma_q = &dev->vidq;
int i, j, sb_size, pipe, size, max_packets, num_bufs = 8;
@@ -566,11 +605,7 @@ static int tm6000_prepare_isoc(struct tm6000_core *dev, unsigned int framesize)
dev->isoc_ctl.max_pkt_size = size;
- max_packets = (framesize + size - 1) / size;
-
- if (max_packets > TM6000_MAX_ISO_PACKETS)
- max_packets = TM6000_MAX_ISO_PACKETS;
-
+ max_packets = TM6000_MAX_ISO_PACKETS;
sb_size = max_packets * size;
dev->isoc_ctl.num_bufs = num_bufs;
@@ -746,7 +781,7 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
urb_init = 1;
if (urb_init) {
- rc = tm6000_prepare_isoc(dev, buf->vb.size);
+ rc = tm6000_prepare_isoc(dev);
if (rc < 0)
goto fail;
@@ -1045,18 +1080,27 @@ static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *norm)
static int vidioc_enum_input(struct file *file, void *priv,
struct v4l2_input *inp)
{
+ struct tm6000_fh *fh = priv;
+ struct tm6000_core *dev = fh->dev;
+
switch (inp->index) {
case TM6000_INPUT_TV:
inp->type = V4L2_INPUT_TYPE_TUNER;
strcpy(inp->name, "Television");
break;
case TM6000_INPUT_COMPOSITE:
- inp->type = V4L2_INPUT_TYPE_CAMERA;
- strcpy(inp->name, "Composite");
+ if (dev->caps.has_input_comp) {
+ inp->type = V4L2_INPUT_TYPE_CAMERA;
+ strcpy(inp->name, "Composite");
+ } else
+ return -EINVAL;
break;
case TM6000_INPUT_SVIDEO:
- inp->type = V4L2_INPUT_TYPE_CAMERA;
- strcpy(inp->name, "S-Video");
+ if (dev->caps.has_input_svid) {
+ inp->type = V4L2_INPUT_TYPE_CAMERA;
+ strcpy(inp->name, "S-Video");
+ } else
+ return -EINVAL;
break;
default:
return -EINVAL;
@@ -1143,6 +1187,12 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
case V4L2_CID_HUE:
val = tm6000_get_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, 0);
return 0;
+ case V4L2_CID_AUDIO_MUTE:
+ val = dev->ctl_mute;
+ return 0;
+ case V4L2_CID_AUDIO_VOLUME:
+ val = dev->ctl_volume;
+ return 0;
default:
return -EINVAL;
}
@@ -1174,6 +1224,14 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
case V4L2_CID_HUE:
tm6000_set_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, val);
return 0;
+ case V4L2_CID_AUDIO_MUTE:
+ dev->ctl_mute = val;
+ tm6000_tvaudio_set_mute(dev, val);
+ return 0;
+ case V4L2_CID_AUDIO_VOLUME:
+ dev->ctl_volume = val;
+ tm6000_set_volume(dev, val);
+ return 0;
}
return -EINVAL;
}
@@ -1221,7 +1279,7 @@ static int vidioc_g_frequency(struct file *file, void *priv,
if (unlikely(UNSET == dev->tuner_type))
return -EINVAL;
- f->type = V4L2_TUNER_ANALOG_TV;
+ f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
f->frequency = dev->freq;
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, f);
@@ -1235,13 +1293,14 @@ static int vidioc_s_frequency(struct file *file, void *priv,
struct tm6000_fh *fh = priv;
struct tm6000_core *dev = fh->dev;
- if (unlikely(f->type != V4L2_TUNER_ANALOG_TV))
- return -EINVAL;
-
if (unlikely(UNSET == dev->tuner_type))
return -EINVAL;
if (unlikely(f->tuner != 0))
return -EINVAL;
+ if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
+ return -EINVAL;
+ if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
+ return -EINVAL;
dev->freq = f->frequency;
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, f);
@@ -1249,6 +1308,122 @@ static int vidioc_s_frequency(struct file *file, void *priv,
return 0;
}
+static int radio_querycap(struct file *file, void *priv,
+ struct v4l2_capability *cap)
+{
+ struct tm6000_fh *fh = file->private_data;
+ struct tm6000_core *dev = fh->dev;
+
+ strcpy(cap->driver, "tm6000");
+ strlcpy(cap->card, dev->name, sizeof(dev->name));
+ sprintf(cap->bus_info, "USB%04x:%04x",
+ le16_to_cpu(dev->udev->descriptor.idVendor),
+ le16_to_cpu(dev->udev->descriptor.idProduct));
+ cap->version = dev->dev_type;
+ cap->capabilities = V4L2_CAP_TUNER;
+
+ return 0;
+}
+
+static int radio_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct tm6000_fh *fh = file->private_data;
+ struct tm6000_core *dev = fh->dev;
+
+ if (0 != t->index)
+ return -EINVAL;
+
+ memset(t, 0, sizeof(*t));
+ strcpy(t->name, "Radio");
+ t->type = V4L2_TUNER_RADIO;
+
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t);
+
+ if ((dev->aradio == TM6000_AIP_LINE1) ||
+ (dev->aradio == TM6000_AIP_LINE2)) {
+ t->rxsubchans = V4L2_TUNER_SUB_MONO;
+ }
+ else {
+ t->rxsubchans = V4L2_TUNER_SUB_STEREO;
+ }
+
+ return 0;
+}
+
+static int radio_s_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct tm6000_fh *fh = file->private_data;
+ struct tm6000_core *dev = fh->dev;
+
+ if (0 != t->index)
+ return -EINVAL;
+
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t);
+
+ return 0;
+}
+
+static int radio_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
+{
+ if (i->index != 0)
+ return -EINVAL;
+
+ strcpy(i->name, "Radio");
+ i->type = V4L2_INPUT_TYPE_TUNER;
+
+ return 0;
+}
+
+static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
+{
+ *i = 0;
+ return 0;
+}
+
+static int radio_g_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ memset(a, 0, sizeof(*a));
+ strcpy(a->name, "Radio");
+ return 0;
+}
+
+static int radio_s_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ return 0;
+}
+
+static int radio_s_input(struct file *filp, void *priv, unsigned int i)
+{
+ return 0;
+}
+
+static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
+{
+ return 0;
+}
+
+static int radio_queryctrl(struct file *file, void *priv,
+ struct v4l2_queryctrl *c)
+{
+ const struct v4l2_queryctrl *ctrl;
+
+ if (c->id < V4L2_CID_BASE ||
+ c->id >= V4L2_CID_LASTP1)
+ return -EINVAL;
+ if (c->id == V4L2_CID_AUDIO_MUTE) {
+ ctrl = ctrl_by_id(c->id);
+ *c = *ctrl;
+ } else
+ *c = no_ctrl;
+
+ return 0;
+}
+
/* ------------------------------------------------------------------
File operations for the device
------------------------------------------------------------------*/
@@ -1260,6 +1435,7 @@ static int tm6000_open(struct file *file)
struct tm6000_fh *fh;
enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
int i, rc;
+ int radio = 0;
printk(KERN_INFO "tm6000: open called (dev=%s)\n",
video_device_node_name(vdev));
@@ -1267,6 +1443,17 @@ static int tm6000_open(struct file *file)
dprintk(dev, V4L2_DEBUG_OPEN, "tm6000: open called (dev=%s)\n",
video_device_node_name(vdev));
+ switch (vdev->vfl_type) {
+ case VFL_TYPE_GRABBER:
+ type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ break;
+ case VFL_TYPE_VBI:
+ type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ break;
+ case VFL_TYPE_RADIO:
+ radio = 1;
+ break;
+ }
/* If more than one user, mutex should be added */
dev->users++;
@@ -1284,8 +1471,9 @@ static int tm6000_open(struct file *file)
file->private_data = fh;
fh->dev = dev;
-
- fh->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ fh->radio = radio;
+ dev->radio = radio;
+ fh->type = type;
dev->fourcc = format[0].fourcc;
fh->fmt = format_by_fourcc(dev->fourcc);
@@ -1322,6 +1510,19 @@ static int tm6000_open(struct file *file)
V4L2_FIELD_INTERLACED,
sizeof(struct tm6000_buffer), fh, &dev->lock);
+ if (fh->radio) {
+ dprintk(dev, V4L2_DEBUG_OPEN, "video_open: setting radio device\n");
+ tm6000_set_audio_input(dev, dev->aradio);
+ tm6000_set_volume(dev, dev->ctl_volume);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_radio);
+ tm6000_prepare_isoc(dev);
+ tm6000_start_thread(dev);
+ }
+ else {
+ tm6000_set_audio_input(dev, dev->avideo);
+ tm6000_set_volume(dev, dev->ctl_volume);
+ }
+
return 0;
}
@@ -1445,6 +1646,36 @@ static struct video_device tm6000_template = {
.current_norm = V4L2_STD_NTSC_M,
};
+static const struct v4l2_file_operations radio_fops = {
+ .owner = THIS_MODULE,
+ .open = tm6000_open,
+ .release = tm6000_release,
+ .ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops radio_ioctl_ops = {
+ .vidioc_querycap = radio_querycap,
+ .vidioc_g_tuner = radio_g_tuner,
+ .vidioc_enum_input = radio_enum_input,
+ .vidioc_g_audio = radio_g_audio,
+ .vidioc_s_tuner = radio_s_tuner,
+ .vidioc_s_audio = radio_s_audio,
+ .vidioc_s_input = radio_s_input,
+ .vidioc_s_std = radio_s_std,
+ .vidioc_queryctrl = radio_queryctrl,
+ .vidioc_g_input = radio_g_input,
+ .vidioc_g_ctrl = vidioc_g_ctrl,
+ .vidioc_s_ctrl = vidioc_s_ctrl,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_s_frequency = vidioc_s_frequency,
+};
+
+struct video_device tm6000_radio_template = {
+ .name = "tm6000",
+ .fops = &radio_fops,
+ .ioctl_ops = &radio_ioctl_ops,
+};
+
/* -----------------------------------------------------------------
* Initialization and module stuff
* ------------------------------------------------------------------
@@ -1499,6 +1730,25 @@ int tm6000_v4l2_register(struct tm6000_core *dev)
printk(KERN_INFO "%s: registered device %s\n",
dev->name, video_device_node_name(dev->vfd));
+ dev->radio_dev = vdev_init(dev, &tm6000_radio_template,
+ "radio");
+ if (!dev->radio_dev) {
+ printk(KERN_INFO "%s: can't register radio device\n",
+ dev->name);
+ return ret; /* FIXME release resource */
+ }
+
+ ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO,
+ radio_nr);
+ if (ret < 0) {
+ printk(KERN_INFO "%s: can't register radio device\n",
+ dev->name);
+ return ret; /* FIXME release resource */
+ }
+
+ printk(KERN_INFO "%s: registered device %s\n",
+ dev->name, video_device_node_name(dev->radio_dev));
+
printk(KERN_INFO "Trident TVMaster TM5600/TM6000/TM6010 USB2 board (Load status: %d)\n", ret);
return ret;
}
@@ -1507,6 +1757,14 @@ int tm6000_v4l2_unregister(struct tm6000_core *dev)
{
video_unregister_device(dev->vfd);
+ if (dev->radio_dev) {
+ if (video_is_registered(dev->radio_dev))
+ video_unregister_device(dev->radio_dev);
+ else
+ video_device_release(dev->radio_dev);
+ dev->radio_dev = NULL;
+ }
+
return 0;
}
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-24 00:15:45 +0000