Commit ca2b46da authored by Shuah Khan's avatar Shuah Khan Committed by Mauro Carvalho Chehab

[media] em28xx-dvb: implement em28xx_ops: suspend/resume hooks

Implement em28xx_ops: suspend/resume hooks. em28xx usb driver will
invoke em28xx_ops: suspend and resume hooks for all its extensions
from its suspend() and resume() interfaces.
Signed-off-by: default avatarShuah Khan <shuah.kh@samsung.com>
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent 6d746f91
...@@ -1515,11 +1515,68 @@ static int em28xx_dvb_fini(struct em28xx *dev) ...@@ -1515,11 +1515,68 @@ static int em28xx_dvb_fini(struct em28xx *dev)
return 0; return 0;
} }
static int em28xx_dvb_suspend(struct em28xx *dev)
{
int ret = 0;
if (dev->is_audio_only)
return 0;
if (!dev->board.has_dvb)
return 0;
em28xx_info("Suspending DVB extension");
if (dev->dvb) {
struct em28xx_dvb *dvb = dev->dvb;
if (dvb->fe[0]) {
ret = dvb_frontend_suspend(dvb->fe[0]);
em28xx_info("fe0 suspend %d", ret);
}
if (dvb->fe[1]) {
dvb_frontend_suspend(dvb->fe[1]);
em28xx_info("fe1 suspend %d", ret);
}
}
return 0;
}
static int em28xx_dvb_resume(struct em28xx *dev)
{
int ret = 0;
if (dev->is_audio_only)
return 0;
if (!dev->board.has_dvb)
return 0;
em28xx_info("Resuming DVB extension");
if (dev->dvb) {
struct em28xx_dvb *dvb = dev->dvb;
if (dvb->fe[0]) {
ret = dvb_frontend_resume(dvb->fe[0]);
em28xx_info("fe0 resume %d", ret);
}
if (dvb->fe[1]) {
ret = dvb_frontend_resume(dvb->fe[1]);
em28xx_info("fe1 resume %d", ret);
}
}
return 0;
}
static struct em28xx_ops dvb_ops = { static struct em28xx_ops dvb_ops = {
.id = EM28XX_DVB, .id = EM28XX_DVB,
.name = "Em28xx dvb Extension", .name = "Em28xx dvb Extension",
.init = em28xx_dvb_init, .init = em28xx_dvb_init,
.fini = em28xx_dvb_fini, .fini = em28xx_dvb_fini,
.suspend = em28xx_dvb_suspend,
.resume = em28xx_dvb_resume,
}; };
static int __init em28xx_dvb_register(void) static int __init em28xx_dvb_register(void)
......
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