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authorPeng Ju Zhou <PengJu.Zhou@amd.com>2021-03-30 13:27:15 +0300
committerAlex Deucher <alexander.deucher@amd.com>2021-04-09 23:50:13 +0300
commit5d23851029b78fb6d6d56a40300676d49a0ce609 (patch)
tree2b98ca73bf62d0522d0d0de5bf83334073259d05 /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
parent77eabc6f5975dafeb76f7c7c2451282b91e9f5b6 (diff)
downloadlinux-5d23851029b78fb6d6d56a40300676d49a0ce609.tar.xz
drm/amdgpu: indirect register access for nv12 sriov
using the control bits got from host to control registers access. Signed-off-by: Peng Ju Zhou <PengJu.Zhou@amd.com> Reviewed-by: Emily.Deng <Emily.Deng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
index 3580a746ad9a..383d4bdc3fb5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
@@ -228,6 +228,7 @@ struct amdgpu_virt {
bool tdr_debug;
struct amdgpu_virt_ras_err_handler_data *virt_eh_data;
bool ras_init_done;
+ uint32_t reg_access;
/* vf2pf message */
struct delayed_work vf2pf_work;
@@ -249,6 +250,22 @@ struct amdgpu_virt {
#define amdgpu_sriov_fullaccess(adev) \
(amdgpu_sriov_vf((adev)) && !amdgpu_sriov_runtime((adev)))
+#define amdgpu_sriov_reg_indirect_en(adev) \
+(amdgpu_sriov_vf((adev)) && \
+ ((adev)->virt.gim_feature & (AMDGIM_FEATURE_INDIRECT_REG_ACCESS)))
+
+#define amdgpu_sriov_reg_indirect_ih(adev) \
+(amdgpu_sriov_vf((adev)) && \
+ ((adev)->virt.reg_access & (AMDGIM_FEATURE_IH_REG_PSP_EN)))
+
+#define amdgpu_sriov_reg_indirect_mmhub(adev) \
+(amdgpu_sriov_vf((adev)) && \
+ ((adev)->virt.reg_access & (AMDGIM_FEATURE_MMHUB_REG_RLC_EN)))
+
+#define amdgpu_sriov_reg_indirect_gc(adev) \
+(amdgpu_sriov_vf((adev)) && \
+ ((adev)->virt.reg_access & (AMDGIM_FEATURE_GC_REG_RLC_EN)))
+
#define amdgpu_passthrough(adev) \
((adev)->virt.caps & AMDGPU_PASSTHROUGH_MODE)