diff options
| author | Tony Yi <Tony.Yi@amd.com> | 2025-06-09 14:09:28 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-07-16 16:14:21 -0400 |
| commit | 991f2e0c63a7513202faab90a470ebb46e227541 (patch) | |
| tree | 1ee1dc43c10aaa7ba6113bc05fb7979507ce824a | |
| parent | 77cc0da39c7ce203cd3ce6bc5696421947a979d7 (diff) | |
drm/amdgpu: Check SQ_CONFIG register support on SRIOV
On SRIOV environments, check if RLCG supports
SQ_CONFIG register programming.
Signed-off-by: Tony Yi <Tony.Yi@amd.com>
Reviewed-by: Zhigang Luo <zhigang.luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 4 |
3 files changed, 12 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index 9320461bb486..3da3ebb1d9a1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -152,8 +152,10 @@ enum AMDGIM_REG_ACCESS_FLAG { AMDGIM_FEATURE_MMHUB_REG_RLC_EN = (1 << 1), /* Use RLC to program GC regs */ AMDGIM_FEATURE_GC_REG_RLC_EN = (1 << 2), - /* Use PSP to program L1_TLB_CNTL*/ + /* Use PSP to program L1_TLB_CNTL */ AMDGIM_FEATURE_L1_TLB_CNTL_PSP_EN = (1 << 3), + /* Use RLCG to program SQ_CONFIG1 */ + AMDGIM_FEATURE_REG_ACCESS_SQ_CONFIG = (1 << 4), }; struct amdgim_pf2vf_info_v1 { @@ -346,6 +348,10 @@ struct amdgpu_video_codec_info; #define amdgpu_sriov_rlcg_error_report_enabled(adev) \ (amdgpu_sriov_reg_indirect_mmhub(adev) || amdgpu_sriov_reg_indirect_gc(adev)) +#define amdgpu_sriov_reg_access_sq_config(adev) \ +(amdgpu_sriov_vf((adev)) && \ + ((adev)->virt.reg_access & (AMDGIM_FEATURE_REG_ACCESS_SQ_CONFIG))) + #define amdgpu_passthrough(adev) \ ((adev)->virt.caps & AMDGPU_PASSTHROUGH_MODE) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h index 92ca13097aaa..33edad1f9dcd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgv_sriovmsg.h @@ -113,7 +113,8 @@ union amd_sriov_reg_access_flags { uint32_t vf_reg_access_mmhub : 1; uint32_t vf_reg_access_gc : 1; uint32_t vf_reg_access_l1_tlb_cntl : 1; - uint32_t reserved : 28; + uint32_t vf_reg_access_sq_config : 1; + uint32_t reserved : 27; } flags; uint32_t all; }; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c index 3c10595125e0..7314ad08fde3 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c @@ -1351,7 +1351,9 @@ static void gfx_v9_4_3_constants_init(struct amdgpu_device *adev) switch (amdgpu_ip_version(adev, GC_HWIP, 0)) { /* ToDo: GC 9.4.4 */ case IP_VERSION(9, 4, 3): - if (adev->gfx.mec_fw_version >= 184) + if (adev->gfx.mec_fw_version >= 184 && + (amdgpu_sriov_reg_access_sq_config(adev) || + !amdgpu_sriov_vf(adev))) adev->gmc.xnack_flags |= AMDGPU_GMC_XNACK_FLAG_CHAIN; break; case IP_VERSION(9, 5, 0): |