From 04fcc3fec5dbd316b0b1fb2b9f8a39bfbe07af50 Mon Sep 17 00:00:00 2001 From: ZhenGuo Yin Date: Thu, 23 Nov 2023 16:47:33 +0800 Subject: drm/amdgpu: Skip access gfx11 golden registers under SRIOV [Why] Golden registers are PF-only registers on gfx11. RLCG interface will return "out-of-range" under SRIOV VF. [How] Skip access gfx11 golden registers under SRIOV. Reviewed-by: Horace Chen Signed-off-by: ZhenGuo Yin Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c index 8ed4a6fb147a..288e926e5cd4 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -293,6 +293,9 @@ static void gfx_v11_0_set_kiq_pm4_funcs(struct amdgpu_device *adev) static void gfx_v11_0_init_golden_registers(struct amdgpu_device *adev) { + if (amdgpu_sriov_vf(adev)) + return; + switch (amdgpu_ip_version(adev, GC_HWIP, 0)) { case IP_VERSION(11, 0, 1): case IP_VERSION(11, 0, 4): -- cgit v1.2.3