diff options
| author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2018-02-09 07:30:46 -0500 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2018-02-23 11:44:08 -0500 |
| commit | fdbeb96258141d911ca8ba98931b9024038b84e0 (patch) | |
| tree | 48e67807fb83b4e191608848a709e8ec20930dc0 /include/media/dvb_vb2.h | |
| parent | 9c171cdf22d1486da1608abd7612fabe2a8262ca (diff) | |
| download | linux-next-fdbeb96258141d911ca8ba98931b9024038b84e0.tar.gz | |
media: dvb: update buffer mmaped flags and frame counter
Now that we have support for a buffer counter and for
error flags, update them at DMX_DQBUF.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'include/media/dvb_vb2.h')
| -rw-r--r-- | include/media/dvb_vb2.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/include/media/dvb_vb2.h b/include/media/dvb_vb2.h index 056adc860272..8cb88452cd6c 100644 --- a/include/media/dvb_vb2.h +++ b/include/media/dvb_vb2.h @@ -85,6 +85,12 @@ struct dvb_buffer { * @nonblocking: * If different than zero, device is operating on non-blocking * mode. + * @flags: buffer flags as defined by &enum dmx_buffer_flags. + * Filled only at &DMX_DQBUF. &DMX_QBUF should zero this field. + * @count: monotonic counter for filled buffers. Helps to identify + * data stream loses. Filled only at &DMX_DQBUF. &DMX_QBUF should + * zero this field. + * * @name: name of the device type. Currently, it can either be * "dvr" or "demux_filter". */ @@ -100,6 +106,10 @@ struct dvb_vb2_ctx { int buf_siz; int buf_cnt; int nonblocking; + + enum dmx_buffer_flags flags; + u32 count; + char name[DVB_VB2_NAME_MAX + 1]; }; @@ -114,7 +124,7 @@ static inline int dvb_vb2_release(struct dvb_vb2_ctx *ctx) return 0; }; #define dvb_vb2_is_streaming(ctx) (0) -#define dvb_vb2_fill_buffer(ctx, file, wait) (0) +#define dvb_vb2_fill_buffer(ctx, file, wait, flags) (0) static inline __poll_t dvb_vb2_poll(struct dvb_vb2_ctx *ctx, struct file *file, @@ -153,9 +163,13 @@ int dvb_vb2_is_streaming(struct dvb_vb2_ctx *ctx); * @ctx: control struct for VB2 handler * @src: place where the data is stored * @len: number of bytes to be copied from @src + * @buffer_flags: + * pointer to buffer flags as defined by &enum dmx_buffer_flags. + * can be NULL. */ int dvb_vb2_fill_buffer(struct dvb_vb2_ctx *ctx, - const unsigned char *src, int len); + const unsigned char *src, int len, + enum dmx_buffer_flags *buffer_flags); /** * dvb_vb2_poll - Wrapper to vb2_core_streamon() for Digital TV |