[PATCH 1/3] drm/amdgpu/powerplay: Add special avfs cases for some polaris asics

[Alex Deucher]

Add special avfs handling for some polaris variants.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 .../drm/amd/powerplay/smumgr/polaris10_smumgr.c    | 51 ++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
index 94898b2da282..831a182942e6 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
@@ -1639,6 +1639,7 @@ static int polaris10_populate_avfs_parameters(struct pp_hwmgr *hwmgr)
 {
 	struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 	struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(hwmgr->smu_backend);
+	struct amdgpu_device *adev = hwmgr->adev;
 
 	SMU74_Discrete_DpmTable  *table = &(smu_data->smc_state_table);
 	int result = 0;
@@ -1659,6 +1660,56 @@ static int polaris10_populate_avfs_parameters(struct pp_hwmgr *hwmgr)
 	result = atomctrl_get_avfs_information(hwmgr, &avfs_params);
 
 	if (0 == result) {
+		if (((adev->pdev->device == 0x67ef) &&
+		     ((adev->pdev->revision == 0xe0) ||
+		      (adev->pdev->revision == 0xe5))) ||
+		    ((adev->pdev->device == 0x67ff) &&
+		     ((adev->pdev->revision == 0xcf) ||
+		      (adev->pdev->revision == 0xef) ||
+		      (adev->pdev->revision == 0xff)))) {
+			avfs_params.ucEnableApplyAVFS_CKS_OFF_Voltage = 1;
+			if ((adev->pdev->device == 0x67ef && adev->pdev->revision == 0xe5) ||
+			    (adev->pdev->device == 0x67ff && adev->pdev->revision == 0xef)) {
+				if ((avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a0 == 0xEA522DD3) &&
+				    (avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a1 == 0x5645A) &&
+				    (avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a2 == 0x33F9E) &&
+				    (avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_m1 == 0xFFFFC5CC) &&
+				    (avfs_params.usAVFSGB_FUSE_TABLE_CKSOFF_m2 == 0x1B1A) &&
+				    (avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_b == 0xFFFFFCED)) {
+					avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a0   = 0xF718F1D4;
+					avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a1   = 0x323FD;
+					avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a2   = 0x1E455;
+					avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_m1 = 0;
+					avfs_params.usAVFSGB_FUSE_TABLE_CKSOFF_m2 = 0;
+					avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_b  = 0x23;
+				}
+			}
+		} else if (hwmgr->chip_id == CHIP_POLARIS12 && !hwmgr->is_kicker) {
+			avfs_params.ucEnableApplyAVFS_CKS_OFF_Voltage = 1;
+			avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a0   = 0xF6B024DD;
+			avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a1   = 0x3005E;
+			avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a2   = 0x18A5F;
+			avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_m1 = 0x315;
+			avfs_params.usAVFSGB_FUSE_TABLE_CKSOFF_m2 = 0xFED1;
+			avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_b  = 0x3B;
+		} else if (((adev->pdev->device == 0x67ef) &&
+			    ((adev->pdev->revision == 0xe0) ||
+			     (adev->pdev->revision == 0xe5))) ||
+			   ((adev->pdev->device == 0x67ff) &&
+			    ((adev->pdev->revision == 0xcf) ||
+			     (adev->pdev->revision == 0xef) ||
+			     (adev->pdev->revision == 0xff)))) {
+			avfs_params.ucEnableApplyAVFS_CKS_OFF_Voltage = 1;
+			avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a0   = 0xF843B66B;
+			avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a1   = 0x59CB5;
+			avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a2   = 0xFFFF287F;
+			avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_m1 = 0;
+			avfs_params.usAVFSGB_FUSE_TABLE_CKSOFF_m2 = 0xFF23;
+			avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_b  = 0x58;
+		}
+	}
+
+	if (0 == result) {
 		table->BTCGB_VDROOP_TABLE[0].a0  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a0);
 		table->BTCGB_VDROOP_TABLE[0].a1  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a1);
 		table->BTCGB_VDROOP_TABLE[0].a2  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a2);
-- 
2.13.6