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drm/i915: Remove the pipelined parameter from get_fence() 

We never succeeded in getting pipelined fencing to work (unresolved
spurious GPU hangs), so begin the process of dismantling and removal
the broken code.

Step 1 is the removal of the pipeline parameter to get_fence().

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Chris Wilson 2012-04-17 15:31:24 +01:00 committed by Daniel Vetter
parent 0f91128d88
commit 06d9813157
4 changed files with 6 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/i915/i915_drv.h
View File

@ -1257,8 +1257,7 @@ i915_seqno_passed(uint32_t seq1, uint32_t seq2)
u32 i915_gem_next_request_seqno(struct intel_ring_buffer *ring);
int __must_check i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *pipelined);
int __must_check i915_gem_object_get_fence(struct drm_i915_gem_object *obj);
int __must_check i915_gem_object_put_fence(struct drm_i915_gem_object *obj);
static inline bool

7
drivers/gpu/drm/i915/i915_gem.c
View File

@ -1079,7 +1079,7 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
if (!obj->has_global_gtt_mapping)
i915_gem_gtt_bind_object(obj, obj->cache_level);
ret = i915_gem_object_get_fence(obj, NULL);
ret = i915_gem_object_get_fence(obj);
if (ret)
goto unlock;
@ -2453,7 +2453,6 @@ i915_find_fence_reg(struct drm_device *dev,
/**
* i915_gem_object_get_fence - set up fencing for an object
* @obj: object to map through a fence reg
* @pipelined: ring on which to queue the change, or NULL for CPU access
*
* When mapping objects through the GTT, userspace wants to be able to write
* to them without having to worry about swizzling if the object is tiled.
@ -2466,11 +2465,11 @@ i915_find_fence_reg(struct drm_device *dev,
* For an untiled surface, this removes any existing fence.
*/
int
i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *pipelined)
i915_gem_object_get_fence(struct drm_i915_gem_object *obj)
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_ring_buffer *pipelined;
struct drm_i915_fence_reg *reg;
int ret;

2
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View File

@ -534,7 +534,7 @@ pin_and_fence_object(struct drm_i915_gem_object *obj,
if (has_fenced_gpu_access) {
if (entry->flags & EXEC_OBJECT_NEEDS_FENCE) {
ret = i915_gem_object_get_fence(obj, ring);
ret = i915_gem_object_get_fence(obj);
if (ret)
goto err_unpin;

2
drivers/gpu/drm/i915/intel_display.c
View File

@ -2151,7 +2151,7 @@ intel_pin_and_fence_fb_obj(struct drm_device *dev,
* framebuffer compression. For simplicity, we always install
* a fence as the cost is not that onerous.
*/
ret = i915_gem_object_get_fence(obj, pipelined);
ret = i915_gem_object_get_fence(obj);
if (ret)
goto err_unpin;