PSP firmware will be responsible for applying the GRBM CAM remapping in
the production. And the GRBM_CAM_INDEX / GRBM_CAM_DATA registers will be
protected by PSP under security policy. So remove it according to the
new security policy.

Signed-off-by: Huang Rui <ray.hu...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 201 -------------------------
 1 file changed, 201 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c 
b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 71bb3c0dc1da..a53036a05d7e 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -270,25 +270,6 @@ MODULE_FIRMWARE("amdgpu/cyan_skillfish2_mec.bin");
 MODULE_FIRMWARE("amdgpu/cyan_skillfish2_mec2.bin");
 MODULE_FIRMWARE("amdgpu/cyan_skillfish2_rlc.bin");
 
-static const struct soc15_reg_golden golden_settings_gc_10_0[] =
-{
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_INDEX, 0xffffffff, 0x00000000),
-       /* TA_GRAD_ADJ_UCONFIG -> TA_GRAD_ADJ */
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2544c382),
-       /* VGT_TF_RING_SIZE_UMD -> VGT_TF_RING_SIZE */
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2262c24e),
-       /* VGT_HS_OFFCHIP_PARAM_UMD -> VGT_HS_OFFCHIP_PARAM */
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x226cc24f),
-       /* VGT_TF_MEMORY_BASE_UMD -> VGT_TF_MEMORY_BASE */
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x226ec250),
-       /* VGT_TF_MEMORY_BASE_HI_UMD -> VGT_TF_MEMORY_BASE_HI */
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2278c261),
-       /* VGT_ESGS_RING_SIZE_UMD -> VGT_ESGS_RING_SIZE */
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2232c240),
-       /* VGT_GSVS_RING_SIZE_UMD -> VGT_GSVS_RING_SIZE */
-       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGRBM_CAM_DATA, 0xffffffff, 0x2233c241),
-};
-
 static const struct soc15_reg_golden golden_settings_gc_10_1[] =
 {
        SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_4, 0xffffffff, 
0x00400014),
@@ -3809,9 +3790,6 @@ static void gfx_v10_0_init_golden_registers(struct 
amdgpu_device *adev)
                                                (const 
u32)ARRAY_SIZE(golden_settings_gc_10_3_5));
                break;
        case IP_VERSION(10, 1, 3):
-               soc15_program_register_sequence(adev,
-                                               golden_settings_gc_10_0,
-                                               (const 
u32)ARRAY_SIZE(golden_settings_gc_10_0));
                soc15_program_register_sequence(adev,
                                                
golden_settings_gc_10_0_cyan_skillfish,
                                                (const 
u32)ARRAY_SIZE(golden_settings_gc_10_0_cyan_skillfish));
@@ -7297,181 +7275,6 @@ static void gfx_v10_0_cp_enable(struct amdgpu_device 
*adev, bool enable)
        gfx_v10_0_cp_compute_enable(adev, enable);
 }
 
-static bool gfx_v10_0_check_grbm_cam_remapping(struct amdgpu_device *adev)
-{
-       uint32_t data, pattern = 0xDEADBEEF;
-
-       /* check if mmVGT_ESGS_RING_SIZE_UMD
-        * has been remapped to mmVGT_ESGS_RING_SIZE */
-       switch (adev->ip_versions[GC_HWIP][0]) {
-       case IP_VERSION(10, 3, 0):
-       case IP_VERSION(10, 3, 2):
-       case IP_VERSION(10, 3, 4):
-       case IP_VERSION(10, 3, 5):
-               data = RREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_Sienna_Cichlid);
-               WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_Sienna_Cichlid, 0);
-               WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_UMD, pattern);
-
-               if (RREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_Sienna_Cichlid) == 
pattern) {
-                       WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_UMD , data);
-                       return true;
-               } else {
-                       WREG32_SOC15(GC, 0, 
mmVGT_ESGS_RING_SIZE_Sienna_Cichlid, data);
-                       return false;
-               }
-               break;
-       case IP_VERSION(10, 3, 1):
-       case IP_VERSION(10, 3, 3):
-               return true;
-       default:
-               data = RREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE);
-               WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE, 0);
-               WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_UMD, pattern);
-
-               if (RREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE) == pattern) {
-                       WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_UMD, data);
-                       return true;
-               } else {
-                       WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE, data);
-                       return false;
-               }
-               break;
-       }
-}
-
-static void gfx_v10_0_setup_grbm_cam_remapping(struct amdgpu_device *adev)
-{
-       uint32_t data;
-
-       if (amdgpu_sriov_vf(adev))
-               return;
-
-       /* initialize cam_index to 0
-        * index will auto-inc after each data writting */
-       WREG32_SOC15(GC, 0, mmGRBM_CAM_INDEX, 0);
-
-       switch (adev->ip_versions[GC_HWIP][0]) {
-       case IP_VERSION(10, 3, 0):
-       case IP_VERSION(10, 3, 2):
-       case IP_VERSION(10, 3, 1):
-       case IP_VERSION(10, 3, 4):
-       case IP_VERSION(10, 3, 5):
-       case IP_VERSION(10, 3, 3):
-               /* mmVGT_TF_RING_SIZE_UMD -> mmVGT_TF_RING_SIZE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_RING_SIZE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, 
mmVGT_TF_RING_SIZE_Sienna_Cichlid) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_TF_MEMORY_BASE_UMD -> mmVGT_TF_MEMORY_BASE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, 
mmVGT_TF_MEMORY_BASE_Sienna_Cichlid) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_TF_MEMORY_BASE_HI_UMD -> mmVGT_TF_MEMORY_BASE_HI */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_HI_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, 
mmVGT_TF_MEMORY_BASE_HI_Sienna_Cichlid) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_HS_OFFCHIP_PARAM_UMD -> mmVGT_HS_OFFCHIP_PARAM */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_HS_OFFCHIP_PARAM_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, 
mmVGT_HS_OFFCHIP_PARAM_Sienna_Cichlid) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_ESGS_RING_SIZE_UMD -> mmVGT_ESGS_RING_SIZE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_ESGS_RING_SIZE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, 
mmVGT_ESGS_RING_SIZE_Sienna_Cichlid) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_GSVS_RING_SIZE_UMD -> mmVGT_GSVS_RING_SIZE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_GSVS_RING_SIZE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, 
mmVGT_GSVS_RING_SIZE_Sienna_Cichlid) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmSPI_CONFIG_CNTL_REMAP -> mmSPI_CONFIG_CNTL */
-               data = (SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL_REMAP) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, 
mmSPI_CONFIG_CNTL_Sienna_Cichlid) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               break;
-       default:
-               /* mmVGT_TF_RING_SIZE_UMD -> mmVGT_TF_RING_SIZE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_RING_SIZE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_RING_SIZE) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_TF_MEMORY_BASE_UMD -> mmVGT_TF_MEMORY_BASE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_TF_MEMORY_BASE_HI_UMD -> mmVGT_TF_MEMORY_BASE_HI */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_HI_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_HI) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_HS_OFFCHIP_PARAM_UMD -> mmVGT_HS_OFFCHIP_PARAM */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_HS_OFFCHIP_PARAM_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, mmVGT_HS_OFFCHIP_PARAM) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_ESGS_RING_SIZE_UMD -> mmVGT_ESGS_RING_SIZE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_ESGS_RING_SIZE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, mmVGT_ESGS_RING_SIZE) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmVGT_GSVS_RING_SIZE_UMD -> mmVGT_GSVS_RING_SIZE */
-               data = (SOC15_REG_OFFSET(GC, 0, mmVGT_GSVS_RING_SIZE_UMD) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, mmVGT_GSVS_RING_SIZE) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-               WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-
-               /* mmSPI_CONFIG_CNTL_REMAP -> mmSPI_CONFIG_CNTL */
-               data = (SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL_REMAP) <<
-                       GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
-                      (SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL) <<
-                       GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
-               break;
-       }
-
-       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
-       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
-}
-
 static void gfx_v10_0_disable_gpa_mode(struct amdgpu_device *adev)
 {
        uint32_t data;
@@ -7506,10 +7309,6 @@ static int gfx_v10_0_hw_init(void *handle)
                gfx_v10_0_disable_gpa_mode(adev);
        }
 
-       /* if GRBM CAM not remapped, set up the remapping */
-       if (!gfx_v10_0_check_grbm_cam_remapping(adev))
-               gfx_v10_0_setup_grbm_cam_remapping(adev);
-
        gfx_v10_0_constants_init(adev);
 
        r = gfx_v10_0_rlc_resume(adev);
-- 
2.25.1

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