From 71062f435eaf0ff7867a1188e5c7887b0a5871ff Mon Sep 17 00:00:00 2001 From: Ken Wang Date: Thu, 4 Jun 2015 21:26:57 +0800 Subject: drm/amdgpu: add ib_size/start_alignment interface query Query the IB alignment requirements from the kernel rather than hardcoding them in the user mode drivers. Signed-off-by: Ken Wang Reviewed-by: Jammy Zhou --- include/uapi/drm/amdgpu_drm.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/uapi/drm') diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index e24cc2e318df..3af5bd0e23a8 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -583,6 +583,10 @@ struct drm_amdgpu_info_hw_ip { uint32_t hw_ip_version_minor; /** Capabilities */ uint64_t capabilities_flags; + /** command buffer address start alignment*/ + uint32_t ib_start_alignment; + /** command buffer size alignment*/ + uint32_t ib_size_alignment; /** Bitmask of available rings. Bit 0 means ring 0, etc. */ uint32_t available_rings; uint32_t _pad; -- cgit v1.2.3