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Diffstat (limited to 'drivers/media/video/em28xx/em28xx-video.c')
-rw-r--r--drivers/media/video/em28xx/em28xx-video.c134
1 files changed, 73 insertions, 61 deletions
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 8e61b2ca916..882796e84db 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -49,7 +49,7 @@
"Sascha Sommer <saschasommer@freenet.de>"
#define DRIVER_DESC "Empia em28xx based USB video device driver"
-#define EM28XX_VERSION_CODE KERNEL_VERSION(0, 1, 1)
+#define EM28XX_VERSION_CODE KERNEL_VERSION(0, 1, 2)
#define em28xx_videodbg(fmt, arg...) do {\
if (video_debug) \
@@ -186,7 +186,8 @@ static void em28xx_copy_video(struct em28xx *dev,
em28xx_isocdbg("Overflow of %zi bytes past buffer end (1)\n",
((char *)startwrite + lencopy) -
((char *)outp + buf->vb.size));
- lencopy = remain = (char *)outp + buf->vb.size - (char *)startwrite;
+ remain = (char *)outp + buf->vb.size - (char *)startwrite;
+ lencopy = remain;
}
if (lencopy <= 0)
return;
@@ -202,7 +203,8 @@ static void em28xx_copy_video(struct em28xx *dev,
else
lencopy = bytesperline;
- if ((char *)startwrite + lencopy > (char *)outp + buf->vb.size) {
+ if ((char *)startwrite + lencopy > (char *)outp +
+ buf->vb.size) {
em28xx_isocdbg("Overflow of %zi bytes past buffer end (2)\n",
((char *)startwrite + lencopy) -
((char *)outp + buf->vb.size));
@@ -347,7 +349,7 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb)
}
if (p[0] == 0x22 && p[1] == 0x5a) {
em28xx_isocdbg("Video frame %d, length=%i, %s\n", p[2],
- len, (p[2] & 1)? "odd" : "even");
+ len, (p[2] & 1) ? "odd" : "even");
if (!(p[2] & 1)) {
if (buf != NULL)
@@ -398,7 +400,7 @@ buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size)
f.frequency = dev->ctl_freq;
f.type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
- em28xx_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, &f);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f);
return 0;
}
@@ -476,7 +478,9 @@ fail:
static void
buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
{
- struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
+ struct em28xx_buffer *buf = container_of(vb,
+ struct em28xx_buffer,
+ vb);
struct em28xx_fh *fh = vq->priv_data;
struct em28xx *dev = fh->dev;
struct em28xx_dmaqueue *vidq = &dev->vidq;
@@ -489,7 +493,9 @@ buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
static void buffer_release(struct videobuf_queue *vq,
struct videobuf_buffer *vb)
{
- struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
+ struct em28xx_buffer *buf = container_of(vb,
+ struct em28xx_buffer,
+ vb);
struct em28xx_fh *fh = vq->priv_data;
struct em28xx *dev = (struct em28xx *)fh->dev;
@@ -509,10 +515,6 @@ static struct videobuf_queue_ops em28xx_video_qops = {
static void video_mux(struct em28xx *dev, int index)
{
- struct v4l2_routing route;
-
- route.input = INPUT(index)->vmux;
- route.output = 0;
dev->ctl_input = index;
dev->ctl_ainput = INPUT(index)->amux;
dev->ctl_aoutput = INPUT(index)->aout;
@@ -520,18 +522,22 @@ static void video_mux(struct em28xx *dev, int index)
if (!dev->ctl_aoutput)
dev->ctl_aoutput = EM28XX_AOUT_MASTER;
- em28xx_i2c_call_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing,
+ INPUT(index)->vmux, 0, 0);
if (dev->board.has_msp34xx) {
if (dev->i2s_speed) {
- em28xx_i2c_call_clients(dev, VIDIOC_INT_I2S_CLOCK_FREQ,
- &dev->i2s_speed);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, audio,
+ s_i2s_clock_freq, dev->i2s_speed);
}
- route.input = dev->ctl_ainput;
- route.output = MSP_OUTPUT(MSP_SC_IN_DSP_SCART1);
/* Note: this is msp3400 specific */
- em28xx_i2c_call_clients(dev, VIDIOC_INT_S_AUDIO_ROUTING,
- &route);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing,
+ dev->ctl_ainput, MSP_OUTPUT(MSP_SC_IN_DSP_SCART1), 0);
+ }
+
+ if (dev->board.adecoder != EM28XX_NOADECODER) {
+ v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing,
+ dev->ctl_ainput, dev->ctl_aoutput, 0);
}
em28xx_audio_analog_set(dev);
@@ -557,7 +563,7 @@ static int res_get(struct em28xx_fh *fh)
static int res_check(struct em28xx_fh *fh)
{
- return (fh->stream_on);
+ return fh->stream_on;
}
static void res_free(struct em28xx_fh *fh)
@@ -791,7 +797,7 @@ out:
return rc;
}
-static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * norm)
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
@@ -816,7 +822,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * norm)
get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
em28xx_resolution_set(dev);
- em28xx_i2c_call_clients(dev, VIDIOC_S_STD, &dev->norm);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_std, dev->norm);
mutex_unlock(&dev->lock);
return 0;
@@ -982,8 +988,9 @@ static int vidioc_queryctrl(struct file *file, void *priv,
}
}
}
+
mutex_lock(&dev->lock);
- em28xx_i2c_call_clients(dev, VIDIOC_QUERYCTRL, qc);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, queryctrl, qc);
mutex_unlock(&dev->lock);
if (qc->type)
@@ -1007,9 +1014,14 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
mutex_lock(&dev->lock);
if (dev->board.has_msp34xx)
- em28xx_i2c_call_clients(dev, VIDIOC_G_CTRL, ctrl);
- else
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_ctrl, ctrl);
+ else {
rc = em28xx_get_ctrl(dev, ctrl);
+ if (rc < 0) {
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_ctrl, ctrl);
+ rc = 0;
+ }
+ }
mutex_unlock(&dev->lock);
return rc;
@@ -1030,7 +1042,7 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
mutex_lock(&dev->lock);
if (dev->board.has_msp34xx)
- em28xx_i2c_call_clients(dev, VIDIOC_S_CTRL, ctrl);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_ctrl, ctrl);
else {
rc = 1;
for (i = 0; i < ARRAY_SIZE(em28xx_qctrl); i++) {
@@ -1049,7 +1061,7 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
/* Control not found - try to send it to the attached devices */
if (rc == 1) {
- em28xx_i2c_call_clients(dev, VIDIOC_S_CTRL, ctrl);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_ctrl, ctrl);
rc = 0;
}
@@ -1074,10 +1086,9 @@ static int vidioc_g_tuner(struct file *file, void *priv,
strcpy(t->name, "Tuner");
mutex_lock(&dev->lock);
-
- em28xx_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
-
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t);
mutex_unlock(&dev->lock);
+
return 0;
}
@@ -1096,10 +1107,9 @@ static int vidioc_s_tuner(struct file *file, void *priv,
return -EINVAL;
mutex_lock(&dev->lock);
-
- em28xx_i2c_call_clients(dev, VIDIOC_S_TUNER, t);
-
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t);
mutex_unlock(&dev->lock);
+
return 0;
}
@@ -1139,7 +1149,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
mutex_lock(&dev->lock);
dev->ctl_freq = f->frequency;
- em28xx_i2c_call_clients(dev, VIDIOC_S_FREQUENCY, f);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, f);
mutex_unlock(&dev->lock);
@@ -1168,7 +1178,7 @@ static int vidioc_g_chip_ident(struct file *file, void *priv,
chip->ident = V4L2_IDENT_NONE;
chip->revision = 0;
- em28xx_i2c_call_clients(dev, VIDIOC_DBG_G_CHIP_IDENT, chip);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_chip_ident, chip);
return 0;
}
@@ -1193,7 +1203,7 @@ static int vidioc_g_register(struct file *file, void *priv,
reg->size = 1;
return 0;
case V4L2_CHIP_MATCH_I2C_DRIVER:
- em28xx_i2c_call_clients(dev, VIDIOC_DBG_G_REGISTER, reg);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg);
return 0;
case V4L2_CHIP_MATCH_I2C_ADDR:
/* Not supported yet */
@@ -1245,7 +1255,7 @@ static int vidioc_s_register(struct file *file, void *priv,
return rc;
case V4L2_CHIP_MATCH_I2C_DRIVER:
- em28xx_i2c_call_clients(dev, VIDIOC_DBG_S_REGISTER, reg);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg);
return 0;
case V4L2_CHIP_MATCH_I2C_ADDR:
/* Not supported yet */
@@ -1345,7 +1355,7 @@ static int vidioc_querycap(struct file *file, void *priv,
strlcpy(cap->driver, "em28xx", sizeof(cap->driver));
strlcpy(cap->card, em28xx_boards[dev->model].name, sizeof(cap->card));
- strlcpy(cap->bus_info, dev_name(&dev->udev->dev), sizeof(cap->bus_info));
+ usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
cap->version = EM28XX_VERSION_CODE;
@@ -1388,13 +1398,13 @@ static int vidioc_g_fmt_sliced_vbi_cap(struct file *file, void *priv,
mutex_lock(&dev->lock);
f->fmt.sliced.service_set = 0;
-
- em28xx_i2c_call_clients(dev, VIDIOC_G_FMT, f);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, video, g_fmt, f);
if (f->fmt.sliced.service_set == 0)
rc = -EINVAL;
mutex_unlock(&dev->lock);
+
return rc;
}
@@ -1410,7 +1420,7 @@ static int vidioc_try_set_sliced_vbi_cap(struct file *file, void *priv,
return rc;
mutex_lock(&dev->lock);
- em28xx_i2c_call_clients(dev, VIDIOC_G_FMT, f);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, video, g_fmt, f);
mutex_unlock(&dev->lock);
if (f->fmt.sliced.service_set == 0)
@@ -1431,7 +1441,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
if (rc < 0)
return rc;
- return (videobuf_reqbufs(&fh->vb_vidq, rb));
+ return videobuf_reqbufs(&fh->vb_vidq, rb);
}
static int vidioc_querybuf(struct file *file, void *priv,
@@ -1445,7 +1455,7 @@ static int vidioc_querybuf(struct file *file, void *priv,
if (rc < 0)
return rc;
- return (videobuf_querybuf(&fh->vb_vidq, b));
+ return videobuf_querybuf(&fh->vb_vidq, b);
}
static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1458,7 +1468,7 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
if (rc < 0)
return rc;
- return (videobuf_qbuf(&fh->vb_vidq, b));
+ return videobuf_qbuf(&fh->vb_vidq, b);
}
static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1471,8 +1481,7 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
if (rc < 0)
return rc;
- return (videobuf_dqbuf(&fh->vb_vidq, b,
- file->f_flags & O_NONBLOCK));
+ return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);
}
#ifdef CONFIG_VIDEO_V4L1_COMPAT
@@ -1496,7 +1505,7 @@ static int radio_querycap(struct file *file, void *priv,
strlcpy(cap->driver, "em28xx", sizeof(cap->driver));
strlcpy(cap->card, em28xx_boards[dev->model].name, sizeof(cap->card));
- strlcpy(cap->bus_info, dev_name(&dev->udev->dev), sizeof(cap->bus_info));
+ usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
cap->version = EM28XX_VERSION_CODE;
cap->capabilities = V4L2_CAP_TUNER;
@@ -1515,7 +1524,7 @@ static int radio_g_tuner(struct file *file, void *priv,
t->type = V4L2_TUNER_RADIO;
mutex_lock(&dev->lock);
- em28xx_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t);
mutex_unlock(&dev->lock);
return 0;
@@ -1550,7 +1559,7 @@ static int radio_s_tuner(struct file *file, void *priv,
return -EINVAL;
mutex_lock(&dev->lock);
- em28xx_i2c_call_clients(dev, VIDIOC_S_TUNER, t);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t);
mutex_unlock(&dev->lock);
return 0;
@@ -1638,7 +1647,7 @@ static int em28xx_v4l2_open(struct file *filp)
}
if (fh->radio) {
em28xx_videodbg("video_open: setting radio device\n");
- em28xx_i2c_call_clients(dev, AUDC_SET_RADIO, NULL);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_radio);
}
dev->users++;
@@ -1721,7 +1730,7 @@ static int em28xx_v4l2_close(struct file *filp)
}
/* Save some power by putting tuner to sleep */
- em28xx_i2c_call_clients(dev, TUNER_SET_STANDBY, NULL);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_standby);
/* do this before setting alternate! */
em28xx_uninit_isoc(dev);
@@ -1781,7 +1790,7 @@ em28xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
* em28xx_v4l2_poll()
* will allocate buffers when called for the first time
*/
-static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table * wait)
+static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table *wait)
{
struct em28xx_fh *fh = filp->private_data;
struct em28xx *dev = fh->dev;
@@ -1934,19 +1943,20 @@ static struct video_device em28xx_radio_template = {
static struct video_device *em28xx_vdev_init(struct em28xx *dev,
- const struct video_device *template,
- const char *type_name)
+ const struct video_device *template,
+ const char *type_name)
{
struct video_device *vfd;
vfd = video_device_alloc();
if (NULL == vfd)
return NULL;
- *vfd = *template;
- vfd->minor = -1;
- vfd->parent = &dev->udev->dev;
- vfd->release = video_device_release;
- vfd->debug = video_debug;
+
+ *vfd = *template;
+ vfd->minor = -1;
+ vfd->v4l2_dev = &dev->v4l2_dev;
+ vfd->release = video_device_release;
+ vfd->debug = video_debug;
snprintf(vfd->name, sizeof(vfd->name), "%s %s",
dev->name, type_name);
@@ -1984,8 +1994,9 @@ int em28xx_register_analog_devices(struct em28xx *dev)
/* enable vbi capturing */
/* em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
- val = (u8)em28xx_read_reg(dev, EM28XX_R0F_XCLK);
- em28xx_write_reg(dev, EM28XX_R0F_XCLK, (EM28XX_XCLK_AUDIO_UNMUTE | val));
+ val = (u8)em28xx_read_reg(dev, EM28XX_R0F_XCLK);
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK,
+ (EM28XX_XCLK_AUDIO_UNMUTE | val));
em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51);
em28xx_set_outfmt(dev);
@@ -2020,7 +2031,8 @@ int em28xx_register_analog_devices(struct em28xx *dev)
}
if (em28xx_boards[dev->model].radio.type == EM28XX_RADIO) {
- dev->radio_dev = em28xx_vdev_init(dev, &em28xx_radio_template, "radio");
+ dev->radio_dev = em28xx_vdev_init(dev, &em28xx_radio_template,
+ "radio");
if (!dev->radio_dev) {
em28xx_errdev("cannot allocate video_device.\n");
return -ENODEV;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-02-24 21:47:09 +0000