diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 20 |
3 files changed, 21 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 8ef6bcec211..451b547352b 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -646,6 +646,7 @@ void i915_gem_object_unpin(struct drm_gem_object *obj); int i915_gem_object_unbind(struct drm_gem_object *obj); void i915_gem_lastclose(struct drm_device *dev); uint32_t i915_get_gem_seqno(struct drm_device *dev); +int i915_gem_object_get_fence_reg(struct drm_gem_object *obj); void i915_gem_retire_requests(struct drm_device *dev); void i915_gem_retire_work_handler(struct work_struct *work); void i915_gem_clflush_object(struct drm_gem_object *obj); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index a5f95ad3c07..4f345414fe7 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -46,7 +46,6 @@ static void i915_gem_object_set_to_full_cpu_read_domain(struct drm_gem_object *o static int i915_gem_object_wait_rendering(struct drm_gem_object *obj); static int i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment); -static int i915_gem_object_get_fence_reg(struct drm_gem_object *obj, bool write); static void i915_gem_clear_fence_reg(struct drm_gem_object *obj); static int i915_gem_evict_something(struct drm_device *dev); static int i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj, @@ -1158,7 +1157,7 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf) /* Need a new fence register? */ if (obj_priv->fence_reg == I915_FENCE_REG_NONE && obj_priv->tiling_mode != I915_TILING_NONE) { - ret = i915_gem_object_get_fence_reg(obj, write); + ret = i915_gem_object_get_fence_reg(obj); if (ret) { mutex_unlock(&dev->struct_mutex); return VM_FAULT_SIGBUS; @@ -2169,7 +2168,6 @@ static void i830_write_fence_reg(struct drm_i915_fence_reg *reg) /** * i915_gem_object_get_fence_reg - set up a fence reg for an object * @obj: object to map through a fence reg - * @write: object is about to be written * * 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. @@ -2180,8 +2178,8 @@ static void i830_write_fence_reg(struct drm_i915_fence_reg *reg) * It then sets up the reg based on the object's properties: address, pitch * and tiling format. */ -static int -i915_gem_object_get_fence_reg(struct drm_gem_object *obj, bool write) +int +i915_gem_object_get_fence_reg(struct drm_gem_object *obj) { struct drm_device *dev = obj->dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -3550,7 +3548,7 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment) if (!IS_I965G(dev) && obj_priv->fence_reg == I915_FENCE_REG_NONE && obj_priv->tiling_mode != I915_TILING_NONE) { - ret = i915_gem_object_get_fence_reg(obj, true); + ret = i915_gem_object_get_fence_reg(obj); if (ret != 0) { if (ret != -EBUSY && ret != -ERESTARTSYS) DRM_ERROR("Failure to install fence: %d\n", diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 028f5b66e3d..3e1c7816211 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -828,19 +828,31 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, } mutex_lock(&dev->struct_mutex); - ret = i915_gem_object_pin(intel_fb->obj, alignment); + ret = i915_gem_object_pin(obj, alignment); if (ret != 0) { mutex_unlock(&dev->struct_mutex); return ret; } - ret = i915_gem_object_set_to_gtt_domain(intel_fb->obj, 1); + ret = i915_gem_object_set_to_gtt_domain(obj, 1); if (ret != 0) { - i915_gem_object_unpin(intel_fb->obj); + i915_gem_object_unpin(obj); mutex_unlock(&dev->struct_mutex); return ret; } + /* Pre-i965 needs to install a fence for tiled scan-out */ + if (!IS_I965G(dev) && + obj_priv->fence_reg == I915_FENCE_REG_NONE && + obj_priv->tiling_mode != I915_TILING_NONE) { + ret = i915_gem_object_get_fence_reg(obj); + if (ret != 0) { + i915_gem_object_unpin(obj); + mutex_unlock(&dev->struct_mutex); + return ret; + } + } + dspcntr = I915_READ(dspcntr_reg); /* Mask out pixel format bits in case we change it */ dspcntr &= ~DISPPLANE_PIXFORMAT_MASK; @@ -860,7 +872,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, break; default: DRM_ERROR("Unknown color depth\n"); - i915_gem_object_unpin(intel_fb->obj); + i915_gem_object_unpin(obj); mutex_unlock(&dev->struct_mutex); return -EINVAL; } |