diff --git a/drivers/media/video/pvrusb2/pvrusb2-context.c b/drivers/media/video/pvrusb2/pvrusb2-context.c index 69786cdaa859..cf129746205d 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-context.c +++ b/drivers/media/video/pvrusb2/pvrusb2-context.c @@ -188,17 +188,6 @@ void pvr2_channel_done(struct pvr2_channel *cp) } -int pvr2_channel_check_stream_no_lock(struct pvr2_channel *cp, - struct pvr2_context_stream *sp) -{ - if (sp == cp->stream) return 0; - if (sp->user) { - return -EBUSY; - } - return 0; -} - - int pvr2_channel_claim_stream(struct pvr2_channel *cp, struct pvr2_context_stream *sp) { diff --git a/drivers/media/video/pvrusb2/pvrusb2-context.h b/drivers/media/video/pvrusb2/pvrusb2-context.h index 4d0f4ad64122..6327fa1f7e4f 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-context.h +++ b/drivers/media/video/pvrusb2/pvrusb2-context.h @@ -76,8 +76,6 @@ void pvr2_channel_init(struct pvr2_channel *,struct pvr2_context *); void pvr2_channel_done(struct pvr2_channel *); int pvr2_channel_claim_stream(struct pvr2_channel *, struct pvr2_context_stream *); -int pvr2_channel_check_stream_no_lock(struct pvr2_channel *, - struct pvr2_context_stream *); struct pvr2_ioread *pvr2_channel_create_mpeg_stream( struct pvr2_context_stream *); diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c index f74727983df3..cc3260f37e84 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c @@ -925,29 +925,14 @@ static int pvr2_v4l2_open(struct inode *inode, struct file *file) pvr2_trace(PVR2_TRACE_STRUCT,"Creating pvr_v4l2_fh id=%p",fhp); pvr2_channel_init(&fhp->channel,vp->channel.mc_head); - /* pk: warning, severe ugliness follows. 18+ only. - please blaim V4L(ivtv) for braindamaged interfaces, - not the implementor. This is probably flawed, but - suggestions on how to do this "right" are welcome! */ + /* Opening the /dev/radioX device implies a mode switch. + So execute that here. Note that you can get the + IDENTICAL effect merely by opening the normal video + device and setting the input appropriately. */ if (dip->config == pvr2_config_radio) { - int ret; - if ((pvr2_channel_check_stream_no_lock(&fhp->channel, - fhp->dev_info->stream)) != 0) { - /* We can 't switch modes while streaming */ - pvr2_channel_done(&fhp->channel); - kfree(fhp); - pvr2_context_exit(vp->channel.mc_head); - return -EBUSY; - } - - if ((ret = pvr2_ctrl_set_value( + pvr2_ctrl_set_value( pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_INPUT), - PVR2_CVAL_INPUT_RADIO))) { - pvr2_channel_done(&fhp->channel); - kfree(fhp); - pvr2_context_exit(vp->channel.mc_head); - return ret; - } + PVR2_CVAL_INPUT_RADIO); } fhp->vnext = NULL;