diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 62be74899c2beb5ab4b7a5459d12c9f942e67bb2..d8618f32557e09f3e5895ac774c307f0400d4e21 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3930,22 +3930,11 @@ intel_enable_blt(struct drm_device *dev) return true; } -int -i915_gem_init_hw(struct drm_device *dev) +static int i915_gem_init_rings(struct drm_device *dev) { - drm_i915_private_t *dev_priv = dev->dev_private; + struct drm_i915_private *dev_priv = dev->dev_private; int ret; - if (INTEL_INFO(dev)->gen < 6 && !intel_enable_gtt()) - return -EIO; - - if (IS_HASWELL(dev) && (I915_READ(0x120010) == 1)) - I915_WRITE(0x9008, I915_READ(0x9008) | 0xf0000); - - i915_gem_l3_remap(dev); - - i915_gem_init_swizzling(dev); - ret = intel_init_render_ring_buffer(dev); if (ret) return ret; @@ -3963,6 +3952,38 @@ i915_gem_init_hw(struct drm_device *dev) } ret = i915_gem_set_seqno(dev, ((u32)~0 - 0x1000)); + if (ret) + goto cleanup_blt_ring; + + return 0; + +cleanup_blt_ring: + intel_cleanup_ring_buffer(&dev_priv->ring[BCS]); +cleanup_bsd_ring: + intel_cleanup_ring_buffer(&dev_priv->ring[VCS]); +cleanup_render_ring: + intel_cleanup_ring_buffer(&dev_priv->ring[RCS]); + + return ret; +} + +int +i915_gem_init_hw(struct drm_device *dev) +{ + drm_i915_private_t *dev_priv = dev->dev_private; + int ret; + + if (INTEL_INFO(dev)->gen < 6 && !intel_enable_gtt()) + return -EIO; + + if (IS_HASWELL(dev) && (I915_READ(0x120010) == 1)) + I915_WRITE(0x9008, I915_READ(0x9008) | 0xf0000); + + i915_gem_l3_remap(dev); + + i915_gem_init_swizzling(dev); + + ret = i915_gem_init_rings(dev); if (ret) return ret; @@ -3974,12 +3995,6 @@ i915_gem_init_hw(struct drm_device *dev) i915_gem_init_ppgtt(dev); return 0; - -cleanup_bsd_ring: - intel_cleanup_ring_buffer(&dev_priv->ring[VCS]); -cleanup_render_ring: - intel_cleanup_ring_buffer(&dev_priv->ring[RCS]); - return ret; } int i915_gem_init(struct drm_device *dev)