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 22719ba861a..9d94aed2e12 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;
 }