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authorFrank Min <Frank.Min@amd.com>2017-06-12 10:57:43 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-08-15 14:45:47 -0400
commit4ed11d793ca408a6e29db77474b26c9cdb459dbe (patch)
treedb7a74665a202bed54302afe1b8bf7a0068c15fa /drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
parentdrm/amdgpu: Skip uvd and vce ring test for SRIOV (diff)
downloadwireguard-linux-4ed11d793ca408a6e29db77474b26c9cdb459dbe.tar.xz
wireguard-linux-4ed11d793ca408a6e29db77474b26c9cdb459dbe.zip
drm/amdgpu: According hardware design revert vce and uvd doorbell assignment
Now uvd doorbell is from 0xf8-0xfb and vce doorbell is from 0xfc-0xff Signed-off-by: Frank Min <Frank.Min@amd.com> Signed-off-by: Xiangliang.Yu <Xiangliang.Yu@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vce_v4_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vce_v4_0.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
index 9e0050d8b852..027662bde666 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
@@ -445,12 +445,14 @@ static int vce_v4_0_sw_init(void *handle)
if (amdgpu_sriov_vf(adev)) {
/* DOORBELL only works under SRIOV */
ring->use_doorbell = true;
+
+ /* currently only use the first encoding ring for sriov,
+ * so set unused location for other unused rings.
+ */
if (i == 0)
- ring->doorbell_index = AMDGPU_DOORBELL64_RING0_1 * 2;
- else if (i == 1)
- ring->doorbell_index = AMDGPU_DOORBELL64_RING2_3 * 2;
+ ring->doorbell_index = AMDGPU_DOORBELL64_VCE_RING0_1 * 2;
else
- ring->doorbell_index = AMDGPU_DOORBELL64_RING2_3 * 2 + 1;
+ ring->doorbell_index = AMDGPU_DOORBELL64_VCE_RING2_3 * 2 + 1;
}
r = amdgpu_ring_init(adev, ring, 512, &adev->vce.irq, 0);
if (r)