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| author | Zhao Yakui <yakui.zhao@intel.com> | 2014-04-17 10:37:37 +0800 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-05-05 09:08:46 +0200 |
| commit | 845f74a701541662bf7d4880a0f4d492b28f2d18 (patch) | |
| tree | 3eedda3b84166f28ec069797670a8f6452c77933 /drivers/gpu/drm/i915/intel_ringbuffer.h | |
| parent | b1a93306ed2686a7064ed54f99203b6db852ca27 (diff) | |
| download | op-kernel-dev-845f74a701541662bf7d4880a0f4d492b28f2d18.zip op-kernel-dev-845f74a701541662bf7d4880a0f4d492b28f2d18.tar.gz | |
drm/i915:Initialize the second BSD ring on BDW GT3 machine
Based on the hardware spec, the BDW GT3 machine has two independent
BSD ring that can be used to dispatch the video commands.
So just initialize it.
V3->V4: Follow Imre's comment to do some minor updates. For example:
more comments are added to describe the semaphore between ring.
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
[danvet: Fix up checkpatch error.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 7c0eb33..13e398f 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -61,8 +61,9 @@ struct intel_ring_buffer { VCS, BCS, VECS, + VCS2 } id; -#define I915_NUM_RINGS 4 +#define I915_NUM_RINGS 5 #define LAST_USER_RING (VECS + 1) u32 mmio_base; void __iomem *virtual_start; @@ -288,6 +289,7 @@ int intel_ring_invalidate_all_caches(struct intel_ring_buffer *ring); int intel_init_render_ring_buffer(struct drm_device *dev); int intel_init_bsd_ring_buffer(struct drm_device *dev); +int intel_init_bsd2_ring_buffer(struct drm_device *dev); int intel_init_blt_ring_buffer(struct drm_device *dev); int intel_init_vebox_ring_buffer(struct drm_device *dev); |
