diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2022-01-18 21:28:04 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-01-25 18:00:33 -0500 |
| commit | 4819732f5986ed8b3d88bf4272d2d5bf1ccff9da (patch) | |
| tree | 017a1e53e43e3df3b46dfe481765996c110a8866 /drivers/gpu | |
| parent | b12252b0538183d8b88bd4a8d8d05a808c46472c (diff) | |
drm/amdgpu: init rlcg_reg_access_ctrl for gfx9
Initialize all the register offsets that will be
used in rlcg indirect reg access path for gfx9 in
sw_init phase
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Zhou, Peng Ju <PengJu.Zhou@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 17704cd99aaf..c7bccf1a28b4 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1983,6 +1983,21 @@ static int gfx_v9_0_cp_jump_table_num(struct amdgpu_device *adev) return 4; } +static void gfx_v9_0_init_rlcg_reg_access_ctrl(struct amdgpu_device *adev) +{ + struct amdgpu_rlcg_reg_access_ctrl *reg_access_ctrl; + + reg_access_ctrl = &adev->gfx.rlc.reg_access_ctrl; + reg_access_ctrl->scratch_reg0 = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG0); + reg_access_ctrl->scratch_reg1 = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG1); + reg_access_ctrl->scratch_reg2 = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG2); + reg_access_ctrl->scratch_reg3 = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG3); + reg_access_ctrl->grbm_cntl = SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL); + reg_access_ctrl->grbm_idx = SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_INDEX); + reg_access_ctrl->spare_int = SOC15_REG_OFFSET(GC, 0, mmRLC_SPARE_INT); + adev->gfx.rlc.rlcg_reg_access_supported = true; +} + static int gfx_v9_0_rlc_init(struct amdgpu_device *adev) { const struct cs_section_def *cs_data; @@ -2023,6 +2038,9 @@ static int gfx_v9_0_rlc_init(struct amdgpu_device *adev) if (adev->gfx.rlc.funcs->update_spm_vmid) adev->gfx.rlc.funcs->update_spm_vmid(adev, 0xf); + /* init rlcg reg access ctrl */ + gfx_v9_0_init_rlcg_reg_access_ctrl(adev); + return 0; } @@ -2432,10 +2450,14 @@ static int gfx_v9_0_sw_init(void *handle) return r; } - r = adev->gfx.rlc.funcs->init(adev); - if (r) { - DRM_ERROR("Failed to init rlc BOs!\n"); - return r; + if (adev->gfx.rlc.funcs) { + if (adev->gfx.rlc.funcs->init) { + r = adev->gfx.rlc.funcs->init(adev); + if (r) { + dev_err(adev->dev, "Failed to init rlc BOs!\n"); + return r; + } + } } r = gfx_v9_0_mec_init(adev); |