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-rw-r--r--drivers/ps3/ps3av.c30
-rw-r--r--include/asm-powerpc/ps3av.h5
2 files changed, 17 insertions, 18 deletions
diff --git a/drivers/ps3/ps3av.c b/drivers/ps3/ps3av.c
index d21e04ccb02..d318eabce3c 100644
--- a/drivers/ps3/ps3av.c
+++ b/drivers/ps3/ps3av.c
@@ -440,7 +440,7 @@ static int ps3av_set_videomode(void)
ps3av_set_av_video_mute(PS3AV_CMD_MUTE_ON);
/* wake up ps3avd to do the actual video mode setting */
- up(&ps3av.ping);
+ queue_work(ps3av.wq, &ps3av.work);
return 0;
}
@@ -515,18 +515,10 @@ static void ps3av_set_videomode_cont(u32 id, u32 old_id)
ps3av_set_av_video_mute(PS3AV_CMD_MUTE_OFF);
}
-static int ps3avd(void *p)
+static void ps3avd(struct work_struct *work)
{
- struct ps3av *info = p;
-
- daemonize("ps3avd");
- while (1) {
- down(&info->ping);
- ps3av_set_videomode_cont(info->ps3av_mode,
- info->ps3av_mode_old);
- up(&info->pong);
- }
- return 0;
+ ps3av_set_videomode_cont(ps3av.ps3av_mode, ps3av.ps3av_mode_old);
+ complete(&ps3av.done);
}
static int ps3av_vid2table_id(int vid)
@@ -725,7 +717,7 @@ int ps3av_set_video_mode(u32 id, int boot)
}
/* set videomode */
- down(&ps3av.pong);
+ wait_for_completion(&ps3av.done);
ps3av.ps3av_mode_old = ps3av.ps3av_mode;
ps3av.ps3av_mode = id;
if (ps3av_set_videomode())
@@ -881,12 +873,16 @@ static int ps3av_probe(struct ps3_vuart_port_device *dev)
memset(&ps3av, 0, sizeof(ps3av));
init_MUTEX(&ps3av.sem);
- init_MUTEX_LOCKED(&ps3av.ping);
- init_MUTEX(&ps3av.pong);
mutex_init(&ps3av.mutex);
ps3av.ps3av_mode = 0;
ps3av.dev = dev;
- kernel_thread(ps3avd, &ps3av, CLONE_KERNEL);
+
+ INIT_WORK(&ps3av.work, ps3avd);
+ init_completion(&ps3av.done);
+ complete(&ps3av.done);
+ ps3av.wq = create_singlethread_workqueue("ps3avd");
+ if (!ps3av.wq)
+ return -ENOMEM;
ps3av.available = 1;
switch (ps3_os_area_get_av_multi_out()) {
@@ -926,6 +922,8 @@ static int ps3av_remove(struct ps3_vuart_port_device *dev)
{
if (ps3av.available) {
ps3av_cmd_fin();
+ if (ps3av.wq)
+ destroy_workqueue(ps3av.wq);
ps3av.available = 0;
}
diff --git a/include/asm-powerpc/ps3av.h b/include/asm-powerpc/ps3av.h
index 43e90ea9613..5c1b989406e 100644
--- a/include/asm-powerpc/ps3av.h
+++ b/include/asm-powerpc/ps3av.h
@@ -646,8 +646,9 @@ struct ps3av_pkt_avb_param {
struct ps3av {
int available;
struct semaphore sem;
- struct semaphore ping;
- struct semaphore pong;
+ struct work_struct work;
+ struct completion done;
+ struct workqueue_struct *wq;
struct mutex mutex;
int open_count;
struct ps3_vuart_port_device *dev;