summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
diff options
context:
space:
mode:
authorHawking Zhang <Hawking.Zhang@amd.com>2020-05-04 22:30:05 +0800
committerAlex Deucher <alexander.deucher@amd.com>2020-05-08 14:32:10 -0400
commit890900fe77b1321078c6d2e038e4150f06c16698 (patch)
tree0515fe95024207e1230f478deb7e7ab52103e19e /drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
parent999a69e2758ff51911fbec039c633cacc909dee0 (diff)
drm/amdgpu: use node_id and node_size to calcualte dram_base_address
physical_node_id * node_segment_size should be the dram_base_address for current gpu node in xgmi config Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: John Clements <john.clements@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c27
1 files changed, 2 insertions, 25 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 48c0ce13f68e..90610b4f2c75 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -649,31 +649,8 @@ void amdgpu_xgmi_ras_fini(struct amdgpu_device *adev)
uint64_t amdgpu_xgmi_get_relative_phy_addr(struct amdgpu_device *adev,
uint64_t addr)
{
- uint32_t df_inst_id;
- uint64_t dram_base_addr = 0;
- const struct amdgpu_df_funcs *df_funcs = adev->df.funcs;
-
- if ((!df_funcs) ||
- (!df_funcs->get_df_inst_id) ||
- (!df_funcs->get_dram_base_addr)) {
- dev_warn(adev->dev,
- "XGMI: relative phy_addr algorithm is not supported\n");
- return addr;
- }
-
- if (amdgpu_dpm_set_df_cstate(adev, DF_CSTATE_DISALLOW)) {
- dev_warn(adev->dev,
- "failed to disable DF-Cstate, DF register may not be accessible\n");
- return addr;
- }
-
- df_inst_id = df_funcs->get_df_inst_id(adev);
- dram_base_addr = df_funcs->get_dram_base_addr(adev, df_inst_id);
-
- if (amdgpu_dpm_set_df_cstate(adev, DF_CSTATE_ALLOW))
- dev_warn(adev->dev, "failed to enable DF-Cstate\n");
-
- return addr + dram_base_addr;
+ struct amdgpu_xgmi *xgmi = &adev->gmc.xgmi;
+ return (addr + xgmi->physical_node_id * xgmi->node_segment_size);
}
static void pcs_clear_status(struct amdgpu_device *adev, uint32_t pcs_status_reg)