diff options
Diffstat (limited to 'drivers/video/msm/msm_fb.c')
| -rw-r--r-- | drivers/video/msm/msm_fb.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/video/msm/msm_fb.c b/drivers/video/msm/msm_fb.c index debe5933fd2e..ec351309e607 100644 --- a/drivers/video/msm/msm_fb.c +++ b/drivers/video/msm/msm_fb.c @@ -81,7 +81,6 @@ struct msmfb_info { spinlock_t update_lock; struct mutex panel_init_lock; wait_queue_head_t frame_wq; - struct workqueue_struct *resume_workqueue; struct work_struct resume_work; struct msmfb_callback dma_callback; struct msmfb_callback vsync_callback; @@ -111,7 +110,7 @@ static void msmfb_handle_dma_interrupt(struct msmfb_callback *callback) if (msmfb->sleeping == UPDATING && msmfb->frame_done == msmfb->update_frame) { DLOG(SUSPEND_RESUME, "full update completed\n"); - queue_work(msmfb->resume_workqueue, &msmfb->resume_work); + schedule_work(&msmfb->resume_work); } spin_unlock_irqrestore(&msmfb->update_lock, irq_flags); wake_up(&msmfb->frame_wq); @@ -220,8 +219,8 @@ restart: sleeping = msmfb->sleeping; /* on a full update, if the last frame has not completed, wait for it */ - if (pan_display && (msmfb->frame_requested != msmfb->frame_done || - sleeping == UPDATING)) { + if ((pan_display && msmfb->frame_requested != msmfb->frame_done) || + sleeping == UPDATING) { int ret; spin_unlock_irqrestore(&msmfb->update_lock, irq_flags); ret = wait_event_interruptible_timeout(msmfb->frame_wq, @@ -470,6 +469,18 @@ static void setup_fb_info(struct msmfb_info *msmfb) fb_info->var.yoffset = 0; if (msmfb->panel->caps & MSMFB_CAP_PARTIAL_UPDATES) { + /* + * Set the param in the fixed screen, so userspace can't + * change it. This will be used to check for the + * capability. + */ + fb_info->fix.reserved[0] = 0x5444; + fb_info->fix.reserved[1] = 0x5055; + + /* + * This preloads the value so that if userspace doesn't + * change it, it will be a full update + */ fb_info->var.reserved[0] = 0x54445055; fb_info->var.reserved[1] = 0; fb_info->var.reserved[2] = (uint16_t)msmfb->xres | @@ -559,12 +570,6 @@ static int msmfb_probe(struct platform_device *pdev) spin_lock_init(&msmfb->update_lock); mutex_init(&msmfb->panel_init_lock); init_waitqueue_head(&msmfb->frame_wq); - msmfb->resume_workqueue = create_workqueue("panel_on"); - if (msmfb->resume_workqueue == NULL) { - printk(KERN_ERR "failed to create panel_on workqueue\n"); - ret = -ENOMEM; - goto error_create_workqueue; - } INIT_WORK(&msmfb->resume_work, power_on_panel); msmfb->black = kzalloc(msmfb->fb->var.bits_per_pixel*msmfb->xres, GFP_KERNEL); @@ -589,8 +594,6 @@ static int msmfb_probe(struct platform_device *pdev) return 0; error_register_framebuffer: - destroy_workqueue(msmfb->resume_workqueue); -error_create_workqueue: iounmap(fb->screen_base); error_setup_fbmem: framebuffer_release(msmfb->fb); |
