#define ENCODER_MIN_BITRATE 1000000
#define ENCODER_DEF_BITRATE 5000000
+/*
+ * This is a dummy non-zero value for the sizeimage field of v4l2_pix_format.
+ * It is not actually used for anything since this driver does not support
+ * stream I/O, only read(), and because this driver produces an MPEG stream
+ * and not discrete frames. But the V4L2 spec doesn't allow for this value
+ * to be 0, so set it to 0x10000 instead.
+ *
+ * If we ever change this driver to support stream I/O, then this field
+ * will be the size of the streaming buffers.
+ */
+#define SAA7164_SIZEIMAGE (0x10000)
+
static struct saa7164_tvnorm saa7164_tvnorms[] = {
{
.name = "NTSC-M",
}
};
-static const u32 saa7164_v4l2_ctrls[] = {
- V4L2_CID_BRIGHTNESS,
- V4L2_CID_CONTRAST,
- V4L2_CID_SATURATION,
- V4L2_CID_HUE,
- V4L2_CID_AUDIO_VOLUME,
- V4L2_CID_SHARPNESS,
- V4L2_CID_MPEG_STREAM_TYPE,
- V4L2_CID_MPEG_VIDEO_ASPECT,
- V4L2_CID_MPEG_VIDEO_B_FRAMES,
- V4L2_CID_MPEG_VIDEO_GOP_SIZE,
- V4L2_CID_MPEG_AUDIO_MUTE,
- V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
- V4L2_CID_MPEG_VIDEO_BITRATE,
- V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
- 0
-};
-
/* Take the encoder configuration form the port struct and
* flush it to the hardware.
*/
}
/* -- V4L2 --------------------------------------------------------- */
-static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
+int saa7164_s_std(struct saa7164_port *port, v4l2_std_id id)
{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
struct saa7164_dev *dev = port->dev;
unsigned int i;
return 0;
}
-static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
{
struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
+ return saa7164_s_std(fh->port, id);
+}
+
+int saa7164_g_std(struct saa7164_port *port, v4l2_std_id *id)
+{
*id = port->std;
return 0;
}
-static int vidioc_enum_input(struct file *file, void *priv,
- struct v4l2_input *i)
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
{
- int n;
+ struct saa7164_encoder_fh *fh = file->private_data;
+
+ return saa7164_g_std(fh->port, id);
+}
- char *inputs[] = { "tuner", "composite", "svideo", "aux",
- "composite 2", "svideo 2", "aux 2" };
+int saa7164_enum_input(struct file *file, void *priv, struct v4l2_input *i)
+{
+ static const char * const inputs[] = {
+ "tuner", "composite", "svideo", "aux",
+ "composite 2", "svideo 2", "aux 2"
+ };
+ int n;
if (i->index >= 7)
return -EINVAL;
return 0;
}
-static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
+int saa7164_g_input(struct saa7164_port *port, unsigned int *i)
{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
struct saa7164_dev *dev = port->dev;
if (saa7164_api_get_videomux(port) != SAA_OK)
return 0;
}
-static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
+static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
{
struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
+
+ return saa7164_g_input(fh->port, i);
+}
+
+int saa7164_s_input(struct saa7164_port *port, unsigned int i)
+{
struct saa7164_dev *dev = port->dev;
dprintk(DBGLVL_ENC, "%s() input=%d\n", __func__, i);
return 0;
}
-static int vidioc_g_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
+static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
+{
+ struct saa7164_encoder_fh *fh = file->private_data;
+
+ return saa7164_s_input(fh->port, i);
+}
+
+int saa7164_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
{
struct saa7164_encoder_fh *fh = file->private_data;
struct saa7164_port *port = fh->port;
return -EINVAL;
strcpy(t->name, "tuner");
- t->type = V4L2_TUNER_ANALOG_TV;
t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO;
+ t->rangelow = SAA7164_TV_MIN_FREQ;
+ t->rangehigh = SAA7164_TV_MAX_FREQ;
dprintk(DBGLVL_ENC, "VIDIOC_G_TUNER: tuner type %d\n", t->type);
return 0;
}
-static int vidioc_s_tuner(struct file *file, void *priv,
- const struct v4l2_tuner *t)
+int saa7164_s_tuner(struct file *file, void *priv,
+ const struct v4l2_tuner *t)
{
+ if (0 != t->index)
+ return -EINVAL;
+
/* Update the A/V core */
return 0;
}
-static int vidioc_g_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
+int saa7164_g_frequency(struct saa7164_port *port, struct v4l2_frequency *f)
{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
+ if (f->tuner)
+ return -EINVAL;
- f->type = V4L2_TUNER_ANALOG_TV;
f->frequency = port->freq;
-
return 0;
}
-static int vidioc_s_frequency(struct file *file, void *priv,
- const struct v4l2_frequency *f)
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
{
struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
+
+ return saa7164_g_frequency(fh->port, f);
+}
+
+int saa7164_s_frequency(struct saa7164_port *port,
+ const struct v4l2_frequency *f)
+{
struct saa7164_dev *dev = port->dev;
struct saa7164_port *tsport;
struct dvb_frontend *fe;
if (f->tuner != 0)
return -EINVAL;
- if (f->type != V4L2_TUNER_ANALOG_TV)
- return -EINVAL;
-
- port->freq = f->frequency;
+ port->freq = clamp(f->frequency,
+ SAA7164_TV_MIN_FREQ, SAA7164_TV_MAX_FREQ);
/* Update the hardware */
if (port->nr == SAA7164_PORT_ENC1)
tsport = &dev->ports[SAA7164_PORT_TS1];
- else
- if (port->nr == SAA7164_PORT_ENC2)
+ else if (port->nr == SAA7164_PORT_ENC2)
tsport = &dev->ports[SAA7164_PORT_TS2];
else
BUG();
return 0;
}
-static int vidioc_g_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctl)
+static int vidioc_s_frequency(struct file *file, void *priv,
+ const struct v4l2_frequency *f)
{
struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
- struct saa7164_dev *dev = port->dev;
-
- dprintk(DBGLVL_ENC, "%s(id=%d, value=%d)\n", __func__,
- ctl->id, ctl->value);
-
- switch (ctl->id) {
- case V4L2_CID_BRIGHTNESS:
- ctl->value = port->ctl_brightness;
- break;
- case V4L2_CID_CONTRAST:
- ctl->value = port->ctl_contrast;
- break;
- case V4L2_CID_SATURATION:
- ctl->value = port->ctl_saturation;
- break;
- case V4L2_CID_HUE:
- ctl->value = port->ctl_hue;
- break;
- case V4L2_CID_SHARPNESS:
- ctl->value = port->ctl_sharpness;
- break;
- case V4L2_CID_AUDIO_VOLUME:
- ctl->value = port->ctl_volume;
- break;
- default:
- return -EINVAL;
- }
- return 0;
+ return saa7164_s_frequency(fh->port, f);
}
-static int vidioc_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctl)
+static int saa7164_s_ctrl(struct v4l2_ctrl *ctrl)
{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
- struct saa7164_dev *dev = port->dev;
+ struct saa7164_port *port =
+ container_of(ctrl->handler, struct saa7164_port, ctrl_handler);
+ struct saa7164_encoder_params *params = &port->encoder_params;
int ret = 0;
- dprintk(DBGLVL_ENC, "%s(id=%d, value=%d)\n", __func__,
- ctl->id, ctl->value);
-
- switch (ctl->id) {
+ switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
- if ((ctl->value >= 0) && (ctl->value <= 255)) {
- port->ctl_brightness = ctl->value;
- saa7164_api_set_usercontrol(port,
- PU_BRIGHTNESS_CONTROL);
- } else
- ret = -EINVAL;
+ port->ctl_brightness = ctrl->val;
+ saa7164_api_set_usercontrol(port, PU_BRIGHTNESS_CONTROL);
break;
case V4L2_CID_CONTRAST:
- if ((ctl->value >= 0) && (ctl->value <= 255)) {
- port->ctl_contrast = ctl->value;
- saa7164_api_set_usercontrol(port, PU_CONTRAST_CONTROL);
- } else
- ret = -EINVAL;
+ port->ctl_contrast = ctrl->val;
+ saa7164_api_set_usercontrol(port, PU_CONTRAST_CONTROL);
break;
case V4L2_CID_SATURATION:
- if ((ctl->value >= 0) && (ctl->value <= 255)) {
- port->ctl_saturation = ctl->value;
- saa7164_api_set_usercontrol(port,
- PU_SATURATION_CONTROL);
- } else
- ret = -EINVAL;
+ port->ctl_saturation = ctrl->val;
+ saa7164_api_set_usercontrol(port, PU_SATURATION_CONTROL);
break;
case V4L2_CID_HUE:
- if ((ctl->value >= 0) && (ctl->value <= 255)) {
- port->ctl_hue = ctl->value;
- saa7164_api_set_usercontrol(port, PU_HUE_CONTROL);
- } else
- ret = -EINVAL;
+ port->ctl_hue = ctrl->val;
+ saa7164_api_set_usercontrol(port, PU_HUE_CONTROL);
break;
case V4L2_CID_SHARPNESS:
- if ((ctl->value >= 0) && (ctl->value <= 255)) {
- port->ctl_sharpness = ctl->value;
- saa7164_api_set_usercontrol(port, PU_SHARPNESS_CONTROL);
- } else
- ret = -EINVAL;
+ port->ctl_sharpness = ctrl->val;
+ saa7164_api_set_usercontrol(port, PU_SHARPNESS_CONTROL);
break;
case V4L2_CID_AUDIO_VOLUME:
- if ((ctl->value >= -83) && (ctl->value <= 24)) {
- port->ctl_volume = ctl->value;
- saa7164_api_set_audio_volume(port, port->ctl_volume);
- } else
- ret = -EINVAL;
- break;
- default:
- ret = -EINVAL;
- }
-
- return ret;
-}
-
-static int saa7164_get_ctrl(struct saa7164_port *port,
- struct v4l2_ext_control *ctrl)
-{
- struct saa7164_encoder_params *params = &port->encoder_params;
-
- switch (ctrl->id) {
- case V4L2_CID_MPEG_VIDEO_BITRATE:
- ctrl->value = params->bitrate;
- break;
- case V4L2_CID_MPEG_STREAM_TYPE:
- ctrl->value = params->stream_type;
- break;
- case V4L2_CID_MPEG_AUDIO_MUTE:
- ctrl->value = params->ctl_mute;
- break;
- case V4L2_CID_MPEG_VIDEO_ASPECT:
- ctrl->value = params->ctl_aspect;
- break;
- case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
- ctrl->value = params->bitrate_mode;
- break;
- case V4L2_CID_MPEG_VIDEO_B_FRAMES:
- ctrl->value = params->refdist;
- break;
- case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
- ctrl->value = params->bitrate_peak;
- break;
- case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
- ctrl->value = params->gop_size;
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
-static int vidioc_g_ext_ctrls(struct file *file, void *priv,
- struct v4l2_ext_controls *ctrls)
-{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
- int i, err = 0;
-
- if (ctrls->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
- for (i = 0; i < ctrls->count; i++) {
- struct v4l2_ext_control *ctrl = ctrls->controls + i;
-
- err = saa7164_get_ctrl(port, ctrl);
- if (err) {
- ctrls->error_idx = i;
- break;
- }
- }
- return err;
-
- }
-
- return -EINVAL;
-}
-
-static int saa7164_try_ctrl(struct v4l2_ext_control *ctrl, int ac3)
-{
- int ret = -EINVAL;
-
- switch (ctrl->id) {
- case V4L2_CID_MPEG_VIDEO_BITRATE:
- if ((ctrl->value >= ENCODER_MIN_BITRATE) &&
- (ctrl->value <= ENCODER_MAX_BITRATE))
- ret = 0;
+ port->ctl_volume = ctrl->val;
+ saa7164_api_set_audio_volume(port, port->ctl_volume);
break;
- case V4L2_CID_MPEG_STREAM_TYPE:
- if ((ctrl->value == V4L2_MPEG_STREAM_TYPE_MPEG2_PS) ||
- (ctrl->value == V4L2_MPEG_STREAM_TYPE_MPEG2_TS))
- ret = 0;
- break;
- case V4L2_CID_MPEG_AUDIO_MUTE:
- if ((ctrl->value >= 0) &&
- (ctrl->value <= 1))
- ret = 0;
- break;
- case V4L2_CID_MPEG_VIDEO_ASPECT:
- if ((ctrl->value >= V4L2_MPEG_VIDEO_ASPECT_1x1) &&
- (ctrl->value <= V4L2_MPEG_VIDEO_ASPECT_221x100))
- ret = 0;
- break;
- case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
- if ((ctrl->value >= 0) &&
- (ctrl->value <= 255))
- ret = 0;
- break;
- case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
- if ((ctrl->value == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) ||
- (ctrl->value == V4L2_MPEG_VIDEO_BITRATE_MODE_CBR))
- ret = 0;
- break;
- case V4L2_CID_MPEG_VIDEO_B_FRAMES:
- if ((ctrl->value >= 1) &&
- (ctrl->value <= 3))
- ret = 0;
- break;
- case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
- if ((ctrl->value >= ENCODER_MIN_BITRATE) &&
- (ctrl->value <= ENCODER_MAX_BITRATE))
- ret = 0;
- break;
- default:
- ret = -EINVAL;
- }
-
- return ret;
-}
-
-static int vidioc_try_ext_ctrls(struct file *file, void *priv,
- struct v4l2_ext_controls *ctrls)
-{
- int i, err = 0;
-
- if (ctrls->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
- for (i = 0; i < ctrls->count; i++) {
- struct v4l2_ext_control *ctrl = ctrls->controls + i;
-
- err = saa7164_try_ctrl(ctrl, 0);
- if (err) {
- ctrls->error_idx = i;
- break;
- }
- }
- return err;
- }
-
- return -EINVAL;
-}
-
-static int saa7164_set_ctrl(struct saa7164_port *port,
- struct v4l2_ext_control *ctrl)
-{
- struct saa7164_encoder_params *params = &port->encoder_params;
- int ret = 0;
-
- switch (ctrl->id) {
case V4L2_CID_MPEG_VIDEO_BITRATE:
- params->bitrate = ctrl->value;
+ params->bitrate = ctrl->val;
break;
case V4L2_CID_MPEG_STREAM_TYPE:
- params->stream_type = ctrl->value;
+ params->stream_type = ctrl->val;
break;
case V4L2_CID_MPEG_AUDIO_MUTE:
- params->ctl_mute = ctrl->value;
+ params->ctl_mute = ctrl->val;
ret = saa7164_api_audio_mute(port, params->ctl_mute);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__,
}
break;
case V4L2_CID_MPEG_VIDEO_ASPECT:
- params->ctl_aspect = ctrl->value;
+ params->ctl_aspect = ctrl->val;
ret = saa7164_api_set_aspect_ratio(port);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__,
}
break;
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
- params->bitrate_mode = ctrl->value;
+ params->bitrate_mode = ctrl->val;
break;
case V4L2_CID_MPEG_VIDEO_B_FRAMES:
- params->refdist = ctrl->value;
+ params->refdist = ctrl->val;
break;
case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
- params->bitrate_peak = ctrl->value;
+ params->bitrate_peak = ctrl->val;
break;
case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
- params->gop_size = ctrl->value;
+ params->gop_size = ctrl->val;
break;
default:
- return -EINVAL;
+ ret = -EINVAL;
}
- /* TODO: Update the hardware */
-
return ret;
}
-static int vidioc_s_ext_ctrls(struct file *file, void *priv,
- struct v4l2_ext_controls *ctrls)
-{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
- int i, err = 0;
-
- if (ctrls->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
- for (i = 0; i < ctrls->count; i++) {
- struct v4l2_ext_control *ctrl = ctrls->controls + i;
-
- err = saa7164_try_ctrl(ctrl, 0);
- if (err) {
- ctrls->error_idx = i;
- break;
- }
- err = saa7164_set_ctrl(port, ctrl);
- if (err) {
- ctrls->error_idx = i;
- break;
- }
- }
- return err;
-
- }
-
- return -EINVAL;
-}
-
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
return 0;
}
-static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
+static int vidioc_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
struct saa7164_encoder_fh *fh = file->private_data;
struct saa7164_port *port = fh->port;
- struct saa7164_dev *dev = port->dev;
f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage =
- port->ts_packet_size * port->ts_packet_count;
- f->fmt.pix.colorspace = 0;
+ f->fmt.pix.sizeimage = SAA7164_SIZEIMAGE;
+ f->fmt.pix.field = V4L2_FIELD_INTERLACED;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
f->fmt.pix.width = port->width;
f->fmt.pix.height = port->height;
-
- dprintk(DBGLVL_ENC, "VIDIOC_G_FMT: w: %d, h: %d\n",
- port->width, port->height);
-
- return 0;
-}
-
-static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
- struct saa7164_dev *dev = port->dev;
-
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
- f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage =
- port->ts_packet_size * port->ts_packet_count;
- f->fmt.pix.colorspace = 0;
- dprintk(DBGLVL_ENC, "VIDIOC_TRY_FMT: w: %d, h: %d\n",
- port->width, port->height);
return 0;
}
-static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
-{
- struct saa7164_encoder_fh *fh = file->private_data;
- struct saa7164_port *port = fh->port;
- struct saa7164_dev *dev = port->dev;
-
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
- f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage =
- port->ts_packet_size * port->ts_packet_count;
- f->fmt.pix.colorspace = 0;
-
- dprintk(DBGLVL_ENC, "VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
- f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
-
- return 0;
-}
-
-static int fill_queryctrl(struct saa7164_encoder_params *params,
- struct v4l2_queryctrl *c)
-{
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 127);
- case V4L2_CID_CONTRAST:
- return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 66);
- case V4L2_CID_SATURATION:
- return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 62);
- case V4L2_CID_HUE:
- return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 128);
- case V4L2_CID_SHARPNESS:
- return v4l2_ctrl_query_fill(c, 0x0, 0x0f, 1, 8);
- case V4L2_CID_MPEG_AUDIO_MUTE:
- return v4l2_ctrl_query_fill(c, 0x0, 0x01, 1, 0);
- case V4L2_CID_AUDIO_VOLUME:
- return v4l2_ctrl_query_fill(c, -83, 24, 1, 20);
- case V4L2_CID_MPEG_VIDEO_BITRATE:
- return v4l2_ctrl_query_fill(c,
- ENCODER_MIN_BITRATE, ENCODER_MAX_BITRATE,
- 100000, ENCODER_DEF_BITRATE);
- case V4L2_CID_MPEG_STREAM_TYPE:
- return v4l2_ctrl_query_fill(c,
- V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
- V4L2_MPEG_STREAM_TYPE_MPEG2_TS,
- 1, V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
- case V4L2_CID_MPEG_VIDEO_ASPECT:
- return v4l2_ctrl_query_fill(c,
- V4L2_MPEG_VIDEO_ASPECT_1x1,
- V4L2_MPEG_VIDEO_ASPECT_221x100,
- 1, V4L2_MPEG_VIDEO_ASPECT_4x3);
- case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
- return v4l2_ctrl_query_fill(c, 1, 255, 1, 15);
- case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
- return v4l2_ctrl_query_fill(c,
- V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
- V4L2_MPEG_VIDEO_BITRATE_MODE_CBR,
- 1, V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
- case V4L2_CID_MPEG_VIDEO_B_FRAMES:
- return v4l2_ctrl_query_fill(c,
- 1, 3, 1, 1);
- case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
- return v4l2_ctrl_query_fill(c,
- ENCODER_MIN_BITRATE, ENCODER_MAX_BITRATE,
- 100000, ENCODER_DEF_BITRATE);
- default:
- return -EINVAL;
- }
-}
-
-static int vidioc_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *c)
-{
- struct saa7164_encoder_fh *fh = priv;
- struct saa7164_port *port = fh->port;
- int i, next;
- u32 id = c->id;
-
- memset(c, 0, sizeof(*c));
-
- next = !!(id & V4L2_CTRL_FLAG_NEXT_CTRL);
- c->id = id & ~V4L2_CTRL_FLAG_NEXT_CTRL;
-
- for (i = 0; i < ARRAY_SIZE(saa7164_v4l2_ctrls); i++) {
- if (next) {
- if (c->id < saa7164_v4l2_ctrls[i])
- c->id = saa7164_v4l2_ctrls[i];
- else
- continue;
- }
-
- if (c->id == saa7164_v4l2_ctrls[i])
- return fill_queryctrl(&port->encoder_params, c);
-
- if (c->id < saa7164_v4l2_ctrls[i])
- break;
- }
-
- return -EINVAL;
-}
-
static int saa7164_encoder_stop_port(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
if (NULL == fh)
return -ENOMEM;
- file->private_data = fh;
fh->port = port;
+ v4l2_fh_init(&fh->fh, video_devdata(file));
+ v4l2_fh_add(&fh->fh);
+ file->private_data = fh;
return 0;
}
}
}
- file->private_data = NULL;
+ v4l2_fh_del(&fh->fh);
+ v4l2_fh_exit(&fh->fh);
kfree(fh);
return 0;
static unsigned int fops_poll(struct file *file, poll_table *wait)
{
+ unsigned long req_events = poll_requested_events(wait);
struct saa7164_encoder_fh *fh =
(struct saa7164_encoder_fh *)file->private_data;
struct saa7164_port *port = fh->port;
- unsigned int mask = 0;
+ unsigned int mask = v4l2_ctrl_poll(file, wait);
port->last_poll_msecs_diff = port->last_poll_msecs;
port->last_poll_msecs = jiffies_to_msecs(jiffies);
saa7164_histogram_update(&port->poll_interval,
port->last_poll_msecs_diff);
- if (!video_is_registered(port->v4l_device))
- return -EIO;
+ if (!(req_events & (POLLIN | POLLRDNORM)))
+ return mask;
if (atomic_cmpxchg(&fh->v4l_reading, 0, 1) == 0) {
if (atomic_inc_return(&port->v4l_reader_count) == 1) {
if (saa7164_encoder_initialize(port) < 0)
- return -EINVAL;
+ return mask | POLLERR;
saa7164_encoder_start_streaming(port);
msleep(200);
}
}
- /* blocking wait for buffer */
- if ((file->f_flags & O_NONBLOCK) == 0) {
- if (wait_event_interruptible(port->wait_read,
- saa7164_enc_next_buf(port))) {
- return -ERESTARTSYS;
- }
- }
-
/* Pull the first buffer from the used list */
if (!list_empty(&port->list_buf_used.list))
mask |= POLLIN | POLLRDNORM;
return mask;
}
+static const struct v4l2_ctrl_ops saa7164_ctrl_ops = {
+ .s_ctrl = saa7164_s_ctrl,
+};
+
static const struct v4l2_file_operations mpeg_fops = {
.owner = THIS_MODULE,
.open = fops_open,
static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
.vidioc_s_std = vidioc_s_std,
.vidioc_g_std = vidioc_g_std,
- .vidioc_enum_input = vidioc_enum_input,
+ .vidioc_enum_input = saa7164_enum_input,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,
- .vidioc_g_tuner = vidioc_g_tuner,
- .vidioc_s_tuner = vidioc_s_tuner,
+ .vidioc_g_tuner = saa7164_g_tuner,
+ .vidioc_s_tuner = saa7164_s_tuner,
.vidioc_g_frequency = vidioc_g_frequency,
.vidioc_s_frequency = vidioc_s_frequency,
- .vidioc_s_ctrl = vidioc_s_ctrl,
- .vidioc_g_ctrl = vidioc_g_ctrl,
.vidioc_querycap = vidioc_querycap,
.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
- .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
- .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
- .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
- .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls,
- .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls,
- .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
- .vidioc_queryctrl = vidioc_queryctrl,
+ .vidioc_g_fmt_vid_cap = vidioc_fmt_vid_cap,
+ .vidioc_try_fmt_vid_cap = vidioc_fmt_vid_cap,
+ .vidioc_s_fmt_vid_cap = vidioc_fmt_vid_cap,
+ .vidioc_log_status = v4l2_ctrl_log_status,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static struct video_device saa7164_mpeg_template = {
int saa7164_encoder_register(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
+ struct v4l2_ctrl_handler *hdl = &port->ctrl_handler;
int result = -ENODEV;
dprintk(DBGLVL_ENC, "%s()\n", __func__);
port->video_format = EU_VIDEO_FORMAT_MPEG_2;
port->audio_format = 0;
port->video_resolution = 0;
- port->ctl_brightness = 127;
- port->ctl_contrast = 66;
- port->ctl_hue = 128;
- port->ctl_saturation = 62;
- port->ctl_sharpness = 8;
- port->encoder_params.bitrate = ENCODER_DEF_BITRATE;
- port->encoder_params.bitrate_peak = ENCODER_DEF_BITRATE;
- port->encoder_params.bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
- port->encoder_params.stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS;
- port->encoder_params.ctl_mute = 0;
- port->encoder_params.ctl_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3;
- port->encoder_params.refdist = 1;
- port->encoder_params.gop_size = SAA7164_ENCODER_DEFAULT_GOP_SIZE;
+ port->freq = SAA7164_TV_MIN_FREQ;
+
+ v4l2_ctrl_handler_init(hdl, 14);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 255, 1, 127);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 255, 1, 66);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 255, 1, 62);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_HUE, 0, 255, 1, 128);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_SHARPNESS, 0x0, 0x0f, 1, 8);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_AUDIO_MUTE, 0x0, 0x01, 1, 0);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_AUDIO_VOLUME, -83, 24, 1, 20);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_BITRATE,
+ ENCODER_MIN_BITRATE, ENCODER_MAX_BITRATE,
+ 100000, ENCODER_DEF_BITRATE);
+ v4l2_ctrl_new_std_menu(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_STREAM_TYPE,
+ V4L2_MPEG_STREAM_TYPE_MPEG2_TS, 0,
+ V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
+ v4l2_ctrl_new_std_menu(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_ASPECT,
+ V4L2_MPEG_VIDEO_ASPECT_221x100, 0,
+ V4L2_MPEG_VIDEO_ASPECT_4x3);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 255, 1, 15);
+ v4l2_ctrl_new_std_menu(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
+ V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0,
+ V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_B_FRAMES, 1, 3, 1, 1);
+ v4l2_ctrl_new_std(hdl, &saa7164_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
+ ENCODER_MIN_BITRATE, ENCODER_MAX_BITRATE,
+ 100000, ENCODER_DEF_BITRATE);
+ if (hdl->error) {
+ result = hdl->error;
+ goto failed;
+ }
+
port->std = V4L2_STD_NTSC_M;
if (port->encodernorm.id & V4L2_STD_525_60)
goto failed;
}
+ port->v4l_device->ctrl_handler = hdl;
+ v4l2_ctrl_handler_setup(hdl);
video_set_drvdata(port->v4l_device, port);
result = video_register_device(port->v4l_device,
VFL_TYPE_GRABBER, -1);
port->v4l_device = NULL;
}
+ v4l2_ctrl_handler_free(&port->ctrl_handler);
dprintk(DBGLVL_ENC, "%s(port=%d) done\n", __func__, port->nr);
}
projects / karo-tx-linux.git / blobdiff