diff options
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-context.c')
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-context.c | 55 |
1 files changed, 17 insertions, 38 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-context.c b/drivers/media/video/pvrusb2/pvrusb2-context.c index 22719ba861ac..9d94aed2e12d 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-context.c +++ b/drivers/media/video/pvrusb2/pvrusb2-context.c @@ -31,52 +31,32 @@ static void pvr2_context_destroy(struct pvr2_context *mp) { - if (mp->hdw) pvr2_hdw_destroy(mp->hdw); pvr2_trace(PVR2_TRACE_STRUCT,"Destroying pvr_main id=%p",mp); - if (mp->workqueue) { - flush_workqueue(mp->workqueue); - destroy_workqueue(mp->workqueue); - } + if (mp->hdw) pvr2_hdw_destroy(mp->hdw); kfree(mp); } -static void pvr2_context_trigger_poll(struct pvr2_context *mp) -{ - queue_work(mp->workqueue,&mp->workpoll); -} - - -static void pvr2_context_poll(struct work_struct *work) -{ - struct pvr2_context *mp = - container_of(work, struct pvr2_context, workpoll); - pvr2_context_enter(mp); do { - pvr2_hdw_poll(mp->hdw); - } while (0); pvr2_context_exit(mp); -} - - -static void pvr2_context_setup(struct work_struct *work) +static void pvr2_context_state_check(struct pvr2_context *mp) { - struct pvr2_context *mp = - container_of(work, struct pvr2_context, workinit); + if (mp->init_flag) return; + + switch (pvr2_hdw_get_state(mp->hdw)) { + case PVR2_STATE_WARM: break; + case PVR2_STATE_ERROR: break; + case PVR2_STATE_READY: break; + case PVR2_STATE_RUN: break; + default: return; + } pvr2_context_enter(mp); do { - if (!pvr2_hdw_dev_ok(mp->hdw)) break; - pvr2_hdw_setup(mp->hdw); - pvr2_hdw_setup_poll_trigger( - mp->hdw, - (void (*)(void *))pvr2_context_trigger_poll, - mp); - if (!pvr2_hdw_dev_ok(mp->hdw)) break; - if (!pvr2_hdw_init_ok(mp->hdw)) break; + mp->init_flag = !0; mp->video_stream.stream = pvr2_hdw_get_video_stream(mp->hdw); if (mp->setup_func) { mp->setup_func(mp); } } while (0); pvr2_context_exit(mp); -} + } struct pvr2_context *pvr2_context_create( @@ -96,11 +76,10 @@ struct pvr2_context *pvr2_context_create( mp = NULL; goto done; } - - mp->workqueue = create_singlethread_workqueue("pvrusb2"); - INIT_WORK(&mp->workinit, pvr2_context_setup); - INIT_WORK(&mp->workpoll, pvr2_context_poll); - queue_work(mp->workqueue,&mp->workinit); + pvr2_hdw_set_state_callback(mp->hdw, + (void (*)(void *))pvr2_context_state_check, + mp); + pvr2_context_state_check(mp); done: return mp; } |