drm/amdgpu: always initialize gfx pg for gfx_v8.0.

v2: always init gfx pg for asics that can support.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 2e65ccbb91be23828dcd6b753c5f068ec613ca1a..48ee40dce60e46a315c0226bf10f8e617a58832d 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -3970,20 +3970,17 @@ static void gfx_v8_0_init_power_gating(struct amdgpu_device *adev)
 {
        uint32_t data;
 
-       if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
-                             AMD_PG_SUPPORT_GFX_SMG |
-                             AMD_PG_SUPPORT_GFX_DMG)) {
-               WREG32_FIELD(CP_RB_WPTR_POLL_CNTL, IDLE_POLL_COUNT, 0x60);
-
-               data = REG_SET_FIELD(0, RLC_PG_DELAY, POWER_UP_DELAY, 0x10);
-               data = REG_SET_FIELD(data, RLC_PG_DELAY, POWER_DOWN_DELAY, 0x10);
-               data = REG_SET_FIELD(data, RLC_PG_DELAY, CMD_PROPAGATE_DELAY, 0x10);
-               data = REG_SET_FIELD(data, RLC_PG_DELAY, MEM_SLEEP_DELAY, 0x10);
-               WREG32(mmRLC_PG_DELAY, data);
-
-               WREG32_FIELD(RLC_PG_DELAY_2, SERDES_CMD_DELAY, 0x3);
-               WREG32_FIELD(RLC_AUTO_PG_CTRL, GRBM_REG_SAVE_GFX_IDLE_THRESHOLD, 0x55f0);
-       }
+       WREG32_FIELD(CP_RB_WPTR_POLL_CNTL, IDLE_POLL_COUNT, 0x60);
+
+       data = REG_SET_FIELD(0, RLC_PG_DELAY, POWER_UP_DELAY, 0x10);
+       data = REG_SET_FIELD(data, RLC_PG_DELAY, POWER_DOWN_DELAY, 0x10);
+       data = REG_SET_FIELD(data, RLC_PG_DELAY, CMD_PROPAGATE_DELAY, 0x10);
+       data = REG_SET_FIELD(data, RLC_PG_DELAY, MEM_SLEEP_DELAY, 0x10);
+       WREG32(mmRLC_PG_DELAY, data);
+
+       WREG32_FIELD(RLC_PG_DELAY_2, SERDES_CMD_DELAY, 0x3);
+       WREG32_FIELD(RLC_AUTO_PG_CTRL, GRBM_REG_SAVE_GFX_IDLE_THRESHOLD, 0x55f0);
+
 }
 
 static void cz_enable_sck_slow_down_on_power_up(struct amdgpu_device *adev,
@@ -4005,36 +4002,32 @@ static void cz_enable_cp_power_gating(struct amdgpu_device *adev, bool enable)
 
 static void gfx_v8_0_init_pg(struct amdgpu_device *adev)
 {
-       if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
-                             AMD_PG_SUPPORT_GFX_SMG |
-                             AMD_PG_SUPPORT_GFX_DMG |
-                             AMD_PG_SUPPORT_CP |
-                             AMD_PG_SUPPORT_GDS |
-                             AMD_PG_SUPPORT_RLC_SMU_HS)) {
+       if ((adev->asic_type == CHIP_CARRIZO) ||
+           (adev->asic_type == CHIP_STONEY)) {
                gfx_v8_0_init_csb(adev);
                gfx_v8_0_init_save_restore_list(adev);
                gfx_v8_0_enable_save_restore_machine(adev);
-
-               if ((adev->asic_type == CHIP_CARRIZO) ||
-                   (adev->asic_type == CHIP_STONEY)) {
-                       WREG32(mmRLC_JUMP_TABLE_RESTORE, adev->gfx.rlc.cp_table_gpu_addr >> 8);
-                       gfx_v8_0_init_power_gating(adev);
-                       WREG32(mmRLC_PG_ALWAYS_ON_CU_MASK, adev->gfx.cu_info.ao_cu_mask);
-                       if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
-                               cz_enable_sck_slow_down_on_power_up(adev, true);
-                               cz_enable_sck_slow_down_on_power_down(adev, true);
-                       } else {
-                               cz_enable_sck_slow_down_on_power_up(adev, false);
-                               cz_enable_sck_slow_down_on_power_down(adev, false);
-                       }
-                       if (adev->pg_flags & AMD_PG_SUPPORT_CP)
-                               cz_enable_cp_power_gating(adev, true);
-                       else
-                               cz_enable_cp_power_gating(adev, false);
-               } else if (adev->asic_type == CHIP_POLARIS11) {
-                       gfx_v8_0_init_power_gating(adev);
+               WREG32(mmRLC_JUMP_TABLE_RESTORE, adev->gfx.rlc.cp_table_gpu_addr >> 8);
+               gfx_v8_0_init_power_gating(adev);
+               WREG32(mmRLC_PG_ALWAYS_ON_CU_MASK, adev->gfx.cu_info.ao_cu_mask);
+               if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) {
+                       cz_enable_sck_slow_down_on_power_up(adev, true);
+                       cz_enable_sck_slow_down_on_power_down(adev, true);
+               } else {
+                       cz_enable_sck_slow_down_on_power_up(adev, false);
+                       cz_enable_sck_slow_down_on_power_down(adev, false);
                }
+               if (adev->pg_flags & AMD_PG_SUPPORT_CP)
+                       cz_enable_cp_power_gating(adev, true);
+               else
+                       cz_enable_cp_power_gating(adev, false);
+       } else if (adev->asic_type == CHIP_POLARIS11) {
+               gfx_v8_0_init_csb(adev);
+               gfx_v8_0_init_save_restore_list(adev);
+               gfx_v8_0_enable_save_restore_machine(adev);
+               gfx_v8_0_init_power_gating(adev);
        }
+
 }
 
 static void gfx_v8_0_rlc_stop(struct amdgpu_device *adev)