diff options
| author | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2019-06-04 13:19:53 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-06-05 14:24:49 +0200 |
| commit | 8c3854d03bd7b86e8f36e6d9b07b4a6bc20deccd (patch) | |
| tree | 61c61149adad3b110f65dd27341053dd32214856 /drivers/media/usb/hackrf/hackrf.c | |
| parent | media: media/radio: set device_caps in struct video_device (diff) | |
| download | linux-8c3854d03bd7b86e8f36e6d9b07b4a6bc20deccd.tar.xz linux-8c3854d03bd7b86e8f36e6d9b07b4a6bc20deccd.zip | |
media: media/usb: set device_caps in struct video_device
Instead of filling in the struct v4l2_capability device_caps
field, fill in the struct video_device device_caps field.
That way the V4L2 core knows what the capabilities of the
video device are.
But this only really works if all drivers use this, so convert
all usb drivers in this patch.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/usb/hackrf/hackrf.c')
| -rw-r--r-- | drivers/media/usb/hackrf/hackrf.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/media/usb/hackrf/hackrf.c b/drivers/media/usb/hackrf/hackrf.c index d43785206622..d625263f4984 100644 --- a/drivers/media/usb/hackrf/hackrf.c +++ b/drivers/media/usb/hackrf/hackrf.c @@ -905,19 +905,13 @@ static int hackrf_querycap(struct file *file, void *fh, { struct hackrf_dev *dev = video_drvdata(file); struct usb_interface *intf = dev->intf; - struct video_device *vdev = video_devdata(file); dev_dbg(&intf->dev, "\n"); - cap->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_READWRITE; - if (vdev->vfl_dir == VFL_DIR_RX) - cap->device_caps |= V4L2_CAP_SDR_CAPTURE | V4L2_CAP_TUNER; - else - cap->device_caps |= V4L2_CAP_SDR_OUTPUT | V4L2_CAP_MODULATOR; - cap->capabilities = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_TUNER | V4L2_CAP_SDR_OUTPUT | V4L2_CAP_MODULATOR | - V4L2_CAP_DEVICE_CAPS | cap->device_caps; + V4L2_CAP_STREAMING | V4L2_CAP_READWRITE | + V4L2_CAP_DEVICE_CAPS; strscpy(cap->driver, KBUILD_MODNAME, sizeof(cap->driver)); strscpy(cap->card, dev->rx_vdev.name, sizeof(cap->card)); usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); @@ -1496,6 +1490,8 @@ static int hackrf_probe(struct usb_interface *intf, dev->rx_vdev.ctrl_handler = &dev->rx_ctrl_handler; dev->rx_vdev.lock = &dev->v4l2_lock; dev->rx_vdev.vfl_dir = VFL_DIR_RX; + dev->rx_vdev.device_caps = V4L2_CAP_STREAMING | V4L2_CAP_READWRITE | + V4L2_CAP_SDR_CAPTURE | V4L2_CAP_TUNER; video_set_drvdata(&dev->rx_vdev, dev); ret = video_register_device(&dev->rx_vdev, VFL_TYPE_SDR, -1); if (ret) { @@ -1514,6 +1510,8 @@ static int hackrf_probe(struct usb_interface *intf, dev->tx_vdev.ctrl_handler = &dev->tx_ctrl_handler; dev->tx_vdev.lock = &dev->v4l2_lock; dev->tx_vdev.vfl_dir = VFL_DIR_TX; + dev->tx_vdev.device_caps = V4L2_CAP_STREAMING | V4L2_CAP_READWRITE | + V4L2_CAP_SDR_OUTPUT | V4L2_CAP_MODULATOR; video_set_drvdata(&dev->tx_vdev, dev); ret = video_register_device(&dev->tx_vdev, VFL_TYPE_SDR, -1); if (ret) { |