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drm/amdgpu: correct rlc save restore list initialization for v2_1 

The save restore list initialization does not have to be pg guarded.
And for some asic(e.g. Vega12), it does not have cntl/gpm/srm lists.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2018-07-05 11:24:20 +08:00 committed by Alex Deucher
parent af356b6d32
commit b58b65cf7a
1 changed files with 12 additions and 6 deletions
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18
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -648,7 +648,10 @@ static int gfx_v9_0_init_microcode(struct amdgpu_device *adev)
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
if (adev->gfx.rlc.is_rlc_v2_1) {
if (adev->gfx.rlc.is_rlc_v2_1 &&
adev->gfx.rlc.save_restore_list_cntl_size_bytes &&
adev->gfx.rlc.save_restore_list_gpm_size_bytes &&
adev->gfx.rlc.save_restore_list_srm_size_bytes) {
info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL];
info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL;
info->fw = adev->gfx.rlc_fw;
@ -2184,8 +2187,14 @@ static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
{
gfx_v9_0_init_csb(adev);
if (!adev->gfx.rlc.is_rlc_v2_1)
return;
/*
* Rlc save restore list is workable since v2_1.
* And it's needed by gfxoff feature.
*/
if (adev->gfx.rlc.is_rlc_v2_1) {
gfx_v9_1_init_rlc_save_restore_list(adev);
gfx_v9_0_enable_save_restore_machine(adev);
}
if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_GFX_SMG |
@ -2193,9 +2202,6 @@ static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
AMD_PG_SUPPORT_CP |
AMD_PG_SUPPORT_GDS |
AMD_PG_SUPPORT_RLC_SMU_HS)) {
gfx_v9_1_init_rlc_save_restore_list(adev);
gfx_v9_0_enable_save_restore_machine(adev);
WREG32(mmRLC_JUMP_TABLE_RESTORE,
adev->gfx.rlc.cp_table_gpu_addr >> 8);
gfx_v9_0_init_gfx_power_gating(adev);