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authorTimur Kristóf <timur.kristof@gmail.com>2026-05-25 14:33:19 +0300
committerAlex Deucher <alexander.deucher@amd.com>2026-06-18 01:29:52 +0300
commit8002b744ad70055ef11ff7d0a7d685bfe8ffe6e4 (patch)
treec5e2a6680df6c5c649caf83c8a43accf3c5caf50
parentee94a65f192c05c543b4d3ad7137cd696b5c18fc (diff)
downloadlinux-8002b744ad70055ef11ff7d0a7d685bfe8ffe6e4.tar.xz
drm/amdgpu/uvd: Place VCPU BO only in VRAM for UVD 4.x and older
These UVD versions don't fully support GPUVM and are only validated to work when their VCPU BO is placed in VRAM. Signed-off-by: Timur Kristóf <timur.kristof@gmail.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit 01b8dfc0660db5d6cdd62c22dc20f774a26ce853) Cc: stable@vger.kernel.org
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index 3a3bc0d370fa..1e59ca924abe 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -188,6 +188,7 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
const struct common_firmware_header *hdr;
unsigned int family_id;
int i, j, r;
+ u32 vcpu_bo_domain;
INIT_DELAYED_WORK(&adev->uvd.idle_work, amdgpu_uvd_idle_work_handler);
@@ -319,12 +320,20 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP)
bo_size += AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8);
+ /* UVD 5.0 and newer HW can use 64 bit addressing. */
+ adev->uvd.address_64_bit =
+ !amdgpu_device_ip_block_version_cmp(adev, AMD_IP_BLOCK_TYPE_UVD, 5, 0);
+
+ vcpu_bo_domain = AMDGPU_GEM_DOMAIN_VRAM;
+ if (adev->uvd.address_64_bit)
+ vcpu_bo_domain |= AMDGPU_GEM_DOMAIN_GTT;
+
for (j = 0; j < adev->uvd.num_uvd_inst; j++) {
if (adev->uvd.harvest_config & (1 << j))
continue;
+
r = amdgpu_bo_create_kernel(adev, bo_size, PAGE_SIZE,
- AMDGPU_GEM_DOMAIN_VRAM |
- AMDGPU_GEM_DOMAIN_GTT,
+ vcpu_bo_domain,
&adev->uvd.inst[j].vcpu_bo,
&adev->uvd.inst[j].gpu_addr,
&adev->uvd.inst[j].cpu_addr);
@@ -339,10 +348,6 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
adev->uvd.filp[i] = NULL;
}
- /* from uvd v5.0 HW addressing capacity increased to 64 bits */
- if (!amdgpu_device_ip_block_version_cmp(adev, AMD_IP_BLOCK_TYPE_UVD, 5, 0))
- adev->uvd.address_64_bit = true;
-
r = amdgpu_uvd_create_msg_bo_helper(adev, 128 << 10, &adev->uvd.ib_bo);
if (r)
return r;