提交 c0510052 编写于 作者: A Andreas Oberritter 提交者: Linus Torvalds

[PATCH] dvb: core: glue code for DMX_GET_CAPS and DMX_SET_SOURCE

Glue code for DMX_GET_CAPS and DMX_SET_SOURCE ioctls.
Signed-off-by: NAndreas Oberritter <obi@linuxtv.org>
Signed-off-by: NJohannes Stezenbach <js@linuxtv.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 3cc2176c
......@@ -30,6 +30,7 @@
#include <linux/errno.h>
#include <linux/list.h>
#include <linux/time.h>
#include <linux/dvb/dmx.h>
/*--------------------------------------------------------------------------*/
/* Common definitions */
......@@ -282,6 +283,10 @@ struct dmx_demux {
int (*get_pes_pids) (struct dmx_demux* demux, u16 *pids);
int (*get_caps) (struct dmx_demux* demux, struct dmx_caps *caps);
int (*set_source) (struct dmx_demux* demux, const dmx_source_t *src);
int (*get_stc) (struct dmx_demux* demux, unsigned int num,
u64 *stc, unsigned int *base);
};
......
......@@ -929,6 +929,22 @@ static int dvb_demux_do_ioctl(struct inode *inode, struct file *file,
dmxdev->demux->get_pes_pids(dmxdev->demux, (u16 *)parg);
break;
case DMX_GET_CAPS:
if (!dmxdev->demux->get_caps) {
ret = -EINVAL;
break;
}
ret = dmxdev->demux->get_caps(dmxdev->demux, parg);
break;
case DMX_SET_SOURCE:
if (!dmxdev->demux->set_source) {
ret = -EINVAL;
break;
}
ret = dmxdev->demux->set_source(dmxdev->demux, parg);
break;
case DMX_GET_STC:
if (!dmxdev->demux->get_stc) {
ret=-EINVAL;
......
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