drm/radeon: separate vblank and pflip crtc handling

[deliverable/linux.git] / drivers / gpu / drm / radeon / rs600.c

diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 72d3616de08e054efe6199fcd529f59cef3e18d5..dd12dc2a010492bfc676f2bef59f6030045846ca 100644 (file)
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -109,19 +109,7 @@ void avivo_wait_for_vblank(struct radeon_device *rdev, int crtc)
        }
 }
 
-void rs600_pre_page_flip(struct radeon_device *rdev, int crtc)
-{
-       /* enable the pflip int */
-       radeon_irq_kms_pflip_irq_get(rdev, crtc);
-}
-
-void rs600_post_page_flip(struct radeon_device *rdev, int crtc)
-{
-       /* disable the pflip int */
-       radeon_irq_kms_pflip_irq_put(rdev, crtc);
-}
-
-u32 rs600_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
+void rs600_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
 {
        struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
        u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset);
@@ -148,9 +136,15 @@ u32 rs600_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
        /* Unlock the lock, so double-buffering can take place inside vblank */
        tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK;
        WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
+}
+
+bool rs600_page_flip_pending(struct radeon_device *rdev, int crtc_id)
+{
+       struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
 
        /* Return current update_pending status: */
-       return RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING;
+       return !!(RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) &
+               AVIVO_D1GRPH_SURFACE_UPDATE_PENDING);
 }
 
 void avivo_program_fmt(struct drm_encoder *encoder)
@@ -787,7 +781,7 @@ int rs600_irq_process(struct radeon_device *rdev)
                                wake_up(&rdev->irq.vblank_queue);
                        }
                        if (atomic_read(&rdev->irq.pflip[0]))
-                               radeon_crtc_handle_flip(rdev, 0);
+                               radeon_crtc_handle_vblank(rdev, 0);
                }
                if (G_007EDC_LB_D2_VBLANK_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
                        if (rdev->irq.crtc_vblank_int[1]) {
@@ -796,7 +790,7 @@ int rs600_irq_process(struct radeon_device *rdev)
                                wake_up(&rdev->irq.vblank_queue);
                        }
                        if (atomic_read(&rdev->irq.pflip[1]))
-                               radeon_crtc_handle_flip(rdev, 1);
+                               radeon_crtc_handle_vblank(rdev, 1);
                }
                if (G_007EDC_DC_HOT_PLUG_DETECT1_INTERRUPT(rdev->irq.stat_regs.r500.disp_int)) {
                        queue_hotplug = true;