From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
All of the .queue_flip() callbacks duplicate the same code to pin the
buffers and calculate the gtt_offset. Move that code to
intel_crtc_page_flip(). In order to do that we must also move the ring
selection logic there.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.h | 1 +
drivers/gpu/drm/i915/intel_display.c | 115 +++++++++++------------------------
2 files changed, 35 insertions(+), 81 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 7d6acb4..5efc435 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -462,6 +462,7 @@ struct drm_i915_display_funcs {
int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring,
uint32_t flags);
int (*update_primary_plane)(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index c0fe5dd..e844a6b 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8637,24 +8637,16 @@ static int intel_gen2_queue_flip(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring,
uint32_t flags)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
u32 flip_mask;
- struct intel_ring_buffer *ring = &dev_priv->ring[RCS];
int ret;
- ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
- if (ret)
- goto err;
-
- intel_crtc->unpin_work->gtt_offset =
- i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
-
ret = intel_ring_begin(ring, 6);
if (ret)
- goto err_unpin;
+ return ret;
/* Can't queue multiple flips, so wait for the previous
* one to finish before executing the next.
@@ -8674,35 +8666,22 @@ static int intel_gen2_queue_flip(struct drm_device *dev,
intel_mark_page_flip_active(intel_crtc);
__intel_ring_advance(ring);
return 0;
-
-err_unpin:
- intel_unpin_fb_obj(obj);
-err:
- return ret;
}
static int intel_gen3_queue_flip(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring,
uint32_t flags)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
u32 flip_mask;
- struct intel_ring_buffer *ring = &dev_priv->ring[RCS];
int ret;
- ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
- if (ret)
- goto err;
-
- intel_crtc->unpin_work->gtt_offset =
- i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
-
ret = intel_ring_begin(ring, 6);
if (ret)
- goto err_unpin;
+ return ret;
if (intel_crtc->plane)
flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
@@ -8719,35 +8698,23 @@ static int intel_gen3_queue_flip(struct drm_device *dev,
intel_mark_page_flip_active(intel_crtc);
__intel_ring_advance(ring);
return 0;
-
-err_unpin:
- intel_unpin_fb_obj(obj);
-err:
- return ret;
}
static int intel_gen4_queue_flip(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring,
uint32_t flags)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
uint32_t pf, pipesrc;
- struct intel_ring_buffer *ring = &dev_priv->ring[RCS];
int ret;
- ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
- if (ret)
- goto err;
-
- intel_crtc->unpin_work->gtt_offset =
- i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
-
ret = intel_ring_begin(ring, 4);
if (ret)
- goto err_unpin;
+ return ret;
/* i965+ uses the linear or tiled offsets from the
* Display Registers (which do not change across a page-flip)
@@ -8770,35 +8737,23 @@ static int intel_gen4_queue_flip(struct drm_device *dev,
intel_mark_page_flip_active(intel_crtc);
__intel_ring_advance(ring);
return 0;
-
-err_unpin:
- intel_unpin_fb_obj(obj);
-err:
- return ret;
}
static int intel_gen6_queue_flip(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring,
uint32_t flags)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- struct intel_ring_buffer *ring = &dev_priv->ring[RCS];
uint32_t pf, pipesrc;
int ret;
- ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
- if (ret)
- goto err;
-
- intel_crtc->unpin_work->gtt_offset =
- i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
-
ret = intel_ring_begin(ring, 4);
if (ret)
- goto err_unpin;
+ return ret;
intel_ring_emit(ring, MI_DISPLAY_FLIP |
MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
@@ -8818,36 +8773,19 @@ static int intel_gen6_queue_flip(struct drm_device *dev,
intel_mark_page_flip_active(intel_crtc);
__intel_ring_advance(ring);
return 0;
-
-err_unpin:
- intel_unpin_fb_obj(obj);
-err:
- return ret;
}
static int intel_gen7_queue_flip(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring,
uint32_t flags)
{
- struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- struct intel_ring_buffer *ring;
uint32_t plane_bit = 0;
int len, ret;
- ring = obj->ring;
- if (IS_VALLEYVIEW(dev) || ring == NULL || ring->id != RCS)
- ring = &dev_priv->ring[BCS];
-
- ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
- if (ret)
- goto err;
-
- intel_crtc->unpin_work->gtt_offset =
- i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
-
switch(intel_crtc->plane) {
case PLANE_A:
plane_bit = MI_DISPLAY_FLIP_IVB_PLANE_A;
@@ -8860,8 +8798,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
break;
default:
WARN_ONCE(1, "unknown plane in flip command\n");
- ret = -ENODEV;
- goto err_unpin;
+ return -ENODEV;
}
len = 4;
@@ -8888,11 +8825,11 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
*/
ret = intel_ring_cacheline_align(ring);
if (ret)
- goto err_unpin;
+ return ret;
ret = intel_ring_begin(ring, len);
if (ret)
- goto err_unpin;
+ return ret;
/* Unmask the flip-done completion message. Note that the bspec says that
* we should do this for both the BCS and RCS, and that we must not unmask
@@ -8931,17 +8868,13 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
intel_mark_page_flip_active(intel_crtc);
__intel_ring_advance(ring);
return 0;
-
-err_unpin:
- intel_unpin_fb_obj(obj);
-err:
- return ret;
}
static int intel_default_queue_flip(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring,
uint32_t flags)
{
return -ENODEV;
@@ -8958,6 +8891,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
struct drm_i915_gem_object *obj = to_intel_framebuffer(fb)->obj;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_unpin_work *work;
+ struct intel_ring_buffer *ring;
unsigned long flags;
int ret;
@@ -9026,10 +8960,27 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
if (INTEL_INFO(dev)->gen >= 5 || IS_G4X(dev))
work->flip_count = I915_READ(PIPE_FLIPCOUNT_GM45(intel_crtc->pipe)) + 1;
- ret = dev_priv->display.queue_flip(dev, crtc, fb, obj, page_flip_flags);
+ if (IS_VALLEYVIEW(dev)) {
+ ring = &dev_priv->ring[BCS];
+ } else if (INTEL_INFO(dev)->gen >= 7) {
+ ring = obj->ring;
+ if (ring == NULL || ring->id != RCS)
+ ring = &dev_priv->ring[BCS];
+ } else {
+ ring = &dev_priv->ring[RCS];
+ }
+
+ ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
if (ret)
goto cleanup_pending;
+ work->gtt_offset =
+ i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
+
+ ret = dev_priv->display.queue_flip(dev, crtc, fb, obj, ring, page_flip_flags);
+ if (ret)
+ goto cleanup_unpin;
+
intel_disable_fbc(dev);
intel_mark_fb_busy(obj, NULL);
mutex_unlock(&dev->struct_mutex);
@@ -9038,6 +8989,8 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
return 0;
+cleanup_unpin:
+ intel_unpin_fb_obj(obj);
cleanup_pending:
atomic_dec(&intel_crtc->unpin_work_count);
crtc->primary->fb = old_fb;
--
1.8.3.2
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