From: Xiangliang Yu <[email protected]> Allocate MM table for sriov device.
Signed-off-by: Xiangliang Yu <[email protected]> Signed-off-by: Monk Liu <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Reviewed-by: Monk Liu <[email protected]> Reviewed-by: Christian König <[email protected]> Signed-off-by: Alex Deucher <[email protected]> --- drivers/gpu/drm/amd/amdgpu/vce_v4_0.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c index 21a86d8..b1b887e 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c @@ -294,6 +294,21 @@ static int vce_v4_0_sw_init(void *handle) return r; } + if (amdgpu_sriov_vf(adev)) { + r = amdgpu_bo_create_kernel(adev, PAGE_SIZE, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + &adev->virt.mm_table.bo, + &adev->virt.mm_table.gpu_addr, + (void *)&adev->virt.mm_table.cpu_addr); + if (!r) { + memset((void *)adev->virt.mm_table.cpu_addr, 0, PAGE_SIZE); + printk("mm table gpu addr = 0x%llx, cpu addr = %p. \n", + adev->virt.mm_table.gpu_addr, + adev->virt.mm_table.cpu_addr); + } + return r; + } + return r; } @@ -302,6 +317,12 @@ static int vce_v4_0_sw_fini(void *handle) int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + /* free MM table */ + if (amdgpu_sriov_vf(adev)) + amdgpu_bo_free_kernel(&adev->virt.mm_table.bo, + &adev->virt.mm_table.gpu_addr, + (void *)&adev->virt.mm_table.cpu_addr); + r = amdgpu_vce_suspend(adev); if (r) return r; -- 2.5.5 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
