Make saa7134 driver more V4L2 compliant: implement V4L2_CAP_DEVICE_CAPS support
and fix all capabilities problems reported by v4l2-compliance.
Signed-off-by: Ondrej Zary <li...@rainbow-software.org>
---
drivers/media/pci/saa7134/saa7134-video.c | 55 ++++++++++++++++------------
1 files changed, 31 insertions(+), 24 deletions(-)
diff --git a/drivers/media/pci/saa7134/saa7134-video.c
b/drivers/media/pci/saa7134/saa7134-video.c
index 3abf527..ce15f1f 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -1805,6 +1805,8 @@ static int saa7134_querycap(struct file *file, void
*priv,
{
struct saa7134_fh *fh = priv;
struct saa7134_dev *dev = fh->dev;
+ struct video_device *vdev = video_devdata(file);
+ u32 radio_caps, video_caps, vbi_caps;
unsigned int tuner_type = dev->tuner_type;
@@ -1812,19 +1814,37 @@ static int saa7134_querycap(struct file *file, void
*priv,
strlcpy(cap->card, saa7134_boards[dev->board].name,
sizeof(cap->card));
sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
- cap->capabilities =
- V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_VBI_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- V4L2_CAP_TUNER;
+
+ cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+ if ((tuner_type != TUNER_ABSENT) && (tuner_type != UNSET))
+ cap->device_caps |= V4L2_CAP_TUNER;
+
+ radio_caps = V4L2_CAP_RADIO;
if (dev->has_rds)
- cap->capabilities |= V4L2_CAP_RDS_CAPTURE;
+ radio_caps |= V4L2_CAP_RDS_CAPTURE;
+
+ video_caps = V4L2_CAP_VIDEO_CAPTURE;
if (saa7134_no_overlay <= 0)
- cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
+ video_caps |= V4L2_CAP_VIDEO_OVERLAY;
+
+ vbi_caps = V4L2_CAP_VBI_CAPTURE;
+
+ switch (vdev->vfl_type) {
+ case VFL_TYPE_RADIO:
+ cap->device_caps |= radio_caps;
+ break;
+ case VFL_TYPE_GRABBER:
+ cap->device_caps |= video_caps;
+ break;
+ case VFL_TYPE_VBI:
+ cap->device_caps |= vbi_caps;
+ break;
+ }
+ cap->capabilities = radio_caps | video_caps | vbi_caps |
+ cap->device_caps | V4L2_CAP_DEVICE_CAPS;
+ if (vdev->vfl_type == VFL_TYPE_RADIO)
+ cap->device_caps &= ~(V4L2_CAP_READWRITE | V4L2_CAP_STREAMING);
- if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
- cap->capabilities &= ~V4L2_CAP_TUNER;
return 0;
}
@@ -2299,19 +2319,6 @@ static int vidioc_s_register (struct file *file, void
*priv,
}
#endif
-static int radio_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
-
- strcpy(cap->driver, "saa7134");
- strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
- sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
- cap->capabilities = V4L2_CAP_TUNER;
- return 0;
-}
-
static int radio_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *t)
{
@@ -2473,7 +2480,7 @@ static const struct v4l2_file_operations radio_fops = {
};
static const struct v4l2_ioctl_ops radio_ioctl_ops = {
- .vidioc_querycap = radio_querycap,
+ .vidioc_querycap = saa7134_querycap,
.vidioc_g_tuner = radio_g_tuner,
.vidioc_enum_input = radio_enum_input,
.vidioc_g_audio = radio_g_audio,
--
Ondrej Zary
--
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