From 971fe9a9414b2ccabc11ff6a5ff6be0d6f2dabda Mon Sep 17 00:00:00 2001 From: Christian König Date: Tue, 1 Mar 2016 15:09:25 +0100 Subject: drm/amdgpu: switch the GDS only on demand v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Switching the GDS space to often seems to be problematic. This patch together with the following can avoid VM faults on context switch. v2: extend commit message a bit Signed-off-by: Christian König Reviewed-by: Alex Deucher (v1) Reviewed-by: Chunming Zhou (v1) --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index b6fae4b301d7..866b5fa298e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -922,6 +922,13 @@ struct amdgpu_vm_manager_id { struct list_head list; struct fence *active; atomic_long_t owner; + + uint32_t gds_base; + uint32_t gds_size; + uint32_t gws_base; + uint32_t gws_size; + uint32_t oa_base; + uint32_t oa_size; }; struct amdgpu_vm_manager { @@ -961,6 +968,7 @@ void amdgpu_vm_flush(struct amdgpu_ring *ring, uint32_t gds_base, uint32_t gds_size, uint32_t gws_base, uint32_t gws_size, uint32_t oa_base, uint32_t oa_size); +void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id); uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr); int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, struct amdgpu_vm *vm); -- cgit