From: Lijo Lazar <lijo.lazar@xxxxxxx>
Aldebaran clock gating support for GFX,SDMA,IH blocks
VCN/JPEG blocks are excluded in this patch, to be enabled later
Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx>
Acked-by: Feifei Xu <Feifei.Xu@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 3 ++-
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 1 +
drivers/gpu/drm/amd/amdgpu/soc15.c | 31 ++++++++++++++++++--------
3 files changed, 25 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index f886e9f22398..d30e60fdf596 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -4892,7 +4892,7 @@ static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
{
uint32_t data, def;
- if (adev->asic_type == CHIP_ARCTURUS)
+ if (!adev->gfx.num_gfx_rings)
return;
amdgpu_gfx_rlc_enter_safe_mode(adev);
@@ -5139,6 +5139,7 @@ static int gfx_v9_0_set_clockgating_state(void *handle,
case CHIP_RAVEN:
case CHIP_ARCTURUS:
case CHIP_RENOIR:
+ case CHIP_ALDEBARAN:
gfx_v9_0_update_gfx_clock_gating(adev,
state == AMD_CG_STATE_GATE);
break;
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 8e3bcdfe191c..9e8d08d60aa6 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -2261,6 +2261,7 @@ static int sdma_v4_0_set_clockgating_state(void *handle,
case CHIP_RAVEN:
case CHIP_ARCTURUS:
case CHIP_RENOIR:
+ case CHIP_ALDEBARAN:
sdma_v4_0_update_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
sdma_v4_0_update_medium_grain_light_sleep(adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index d10d112976ec..c6fb3e362694 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -1255,7 +1255,16 @@ static int soc15_common_early_init(void *handle)
break;
case CHIP_ALDEBARAN:
adev->asic_funcs = &vega20_asic_funcs;
- adev->cg_flags = 0;
+ adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
+ AMD_CG_SUPPORT_GFX_MGLS |
+ AMD_CG_SUPPORT_GFX_CGCG |
+ AMD_CG_SUPPORT_GFX_CGLS |
+ AMD_CG_SUPPORT_GFX_CP_LS |
+ AMD_CG_SUPPORT_HDP_LS |
+ AMD_CG_SUPPORT_SDMA_MGCG |
+ AMD_CG_SUPPORT_SDMA_LS |
+ AMD_CG_SUPPORT_IH_CG;
+ /*AMD_CG_SUPPORT_VCN_MGCG |AMD_CG_SUPPORT_JPEG_MGCG;*/
adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
adev->external_rev_id = adev->rev_id + 0x3c;
break;
@@ -1492,6 +1501,7 @@ static int soc15_common_set_clockgating_state(void *handle,
state == AMD_CG_STATE_GATE);
break;
case CHIP_ARCTURUS:
+ case CHIP_ALDEBARAN:
adev->hdp.funcs->update_clock_gating(adev,
state == AMD_CG_STATE_GATE);
break;
@@ -1513,15 +1523,18 @@ static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
adev->hdp.funcs->get_clock_gating_state(adev, flags);
- /* AMD_CG_SUPPORT_DRM_MGCG */
- data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
- if (!(data & 0x01000000))
- *flags |= AMD_CG_SUPPORT_DRM_MGCG;
+ if (adev->asic_type != CHIP_ALDEBARAN) {
- /* AMD_CG_SUPPORT_DRM_LS */
- data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
- if (data & 0x1)
- *flags |= AMD_CG_SUPPORT_DRM_LS;
+ /* AMD_CG_SUPPORT_DRM_MGCG */
+ data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
+ if (!(data & 0x01000000))
+ *flags |= AMD_CG_SUPPORT_DRM_MGCG;
+
+ /* AMD_CG_SUPPORT_DRM_LS */
+ data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
+ if (data & 0x1)
+ *flags |= AMD_CG_SUPPORT_DRM_LS;
+ }
/* AMD_CG_SUPPORT_ROM_MGCG */
adev->smuio.funcs->get_clock_gating_state(adev, flags);
--
2.29.2
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