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[media] cx18: add device_caps support 

This was missing in this driver, so add this functionality.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Andy Walls <awalls@md.metrocast.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2014-11-24 06:37:21 -03:00 committed by Mauro Carvalho Chehab
parent 1fb69bfd29
commit dfdf780b46
4 changed files with 16 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/media/pci/cx18/cx18-cards.h
View File

@ -57,7 +57,8 @@
/* V4L2 capability aliases */
#define CX18_CAP_ENCODER (V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | \
V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | \
V4L2_CAP_VBI_CAPTURE | V4L2_CAP_SLICED_VBI_CAPTURE)
V4L2_CAP_STREAMING | V4L2_CAP_VBI_CAPTURE | \
V4L2_CAP_SLICED_VBI_CAPTURE)
struct cx18_card_video_input {
u8 video_type; /* video input type */

1
drivers/media/pci/cx18/cx18-driver.h
View File

@ -379,6 +379,7 @@ struct cx18_stream {
const char *name; /* name of the stream */
int type; /* stream type */
u32 handle; /* task handle */
u32 v4l2_dev_caps; /* device capabilities */
unsigned int mdl_base_idx;
u32 id;

7
drivers/media/pci/cx18/cx18-ioctl.c
View File

@ -393,15 +393,16 @@ static int cx18_querycap(struct file *file, void *fh,
struct v4l2_capability *vcap)
{
struct cx18_open_id *id = fh2id(fh);
struct cx18_stream *s = video_drvdata(file);
struct cx18 *cx = id->cx;
strlcpy(vcap->driver, CX18_DRIVER_NAME, sizeof(vcap->driver));
strlcpy(vcap->card, cx->card_name, sizeof(vcap->card));
snprintf(vcap->bus_info, sizeof(vcap->bus_info),
"PCI:%s", pci_name(cx->pci_dev));
vcap->capabilities = cx->v4l2_cap; /* capabilities */
if (id->type == CX18_ENC_STREAM_TYPE_YUV)
vcap->capabilities |= V4L2_CAP_STREAMING;
vcap->capabilities = cx->v4l2_cap; /* capabilities */
vcap->device_caps = s->v4l2_dev_caps; /* device capabilities */
vcap->capabilities |= V4L2_CAP_DEVICE_CAPS;
return 0;
}

9
drivers/media/pci/cx18/cx18-streams.c
View File

@ -58,11 +58,14 @@ static struct {
int vfl_type;
int num_offset;
int dma;
u32 caps;
} cx18_stream_info[] = {
{ /* CX18_ENC_STREAM_TYPE_MPG */
"encoder MPEG",
VFL_TYPE_GRABBER, 0,
PCI_DMA_FROMDEVICE,
V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE |
V4L2_CAP_AUDIO | V4L2_CAP_TUNER
},
{ /* CX18_ENC_STREAM_TYPE_TS */
"TS",
@ -73,11 +76,15 @@ static struct {
"encoder YUV",
VFL_TYPE_GRABBER, CX18_V4L2_ENC_YUV_OFFSET,
PCI_DMA_FROMDEVICE,
V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE |
V4L2_CAP_STREAMING | V4L2_CAP_AUDIO | V4L2_CAP_TUNER
},
{ /* CX18_ENC_STREAM_TYPE_VBI */
"encoder VBI",
VFL_TYPE_VBI, 0,
PCI_DMA_FROMDEVICE,
V4L2_CAP_VBI_CAPTURE | V4L2_CAP_SLICED_VBI_CAPTURE |
V4L2_CAP_READWRITE | V4L2_CAP_TUNER
},
{ /* CX18_ENC_STREAM_TYPE_PCM */
"encoder PCM audio",
@ -93,6 +100,7 @@ static struct {
"encoder radio",
VFL_TYPE_RADIO, 0,
PCI_DMA_NONE,
V4L2_CAP_RADIO | V4L2_CAP_TUNER
},
};
@ -260,6 +268,7 @@ static void cx18_stream_init(struct cx18 *cx, int type)
s->handle = CX18_INVALID_TASK_HANDLE;
s->dma = cx18_stream_info[type].dma;
s->v4l2_dev_caps = cx18_stream_info[type].caps;
s->buffers = cx->stream_buffers[type];
s->buf_size = cx->stream_buf_size[type];
INIT_LIST_HEAD(&s->buf_pool);