Messages in this thread | | | Subject | Re: [PATCH 3/6] [media] s5p-jpeg: set capablity bus_info as required by VIDIOC_QUERYCAP | From | Shuah Khan <> | Date | Wed, 29 Jun 2016 13:46:39 -0600 |
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On 06/16/2016 03:40 PM, Javier Martinez Canillas wrote: > The driver doesn't set the struct v4l2_capability cap_info field so the > v4l2-compliance tool reports the following errors for VIDIOC_QUERYCAP: > > Required ioctls: > VIDIOC_QUERYCAP returned 0 (Success) > fail: v4l2-compliance.cpp(304): string empty > fail: v4l2-compliance.cpp(528): check_ustring(vcap.bus_info, sizeof(vcap.bus_info)) > test VIDIOC_QUERYCAP: FAIL > > This patch fixes by setting the field in VIDIOC_QUERYCAP ioctl handler: > > Required ioctls: > VIDIOC_QUERYCAP returned 0 (Success) > test VIDIOC_QUERYCAP: OK > > Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> > --- > > drivers/media/platform/s5p-jpeg/jpeg-core.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c > index 17bc94092864..e3ff3d4bd72e 100644 > --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c > +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c > @@ -1256,7 +1256,8 @@ static int s5p_jpeg_querycap(struct file *file, void *priv, > strlcpy(cap->card, S5P_JPEG_M2M_NAME " decoder", > sizeof(cap->card)); > } > - cap->bus_info[0] = 0; > + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s", > + dev_name(ctx->jpeg->dev)); > cap->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M; > cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; > return 0; >
Looks good.
Reviewed-by: Shuah Khan <shuahkh@osg.samsung.com>
-- Shuah
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