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authorJinzhou Su <[email protected]>2021-04-23 16:29:14 +0800
committerAlex Deucher <[email protected]>2021-04-28 23:35:49 -0400
commitec0f72cb959d9b8d6ce51457b392945fe1719d46 (patch)
tree0864701829dbd65ce4d55a218bfd083cb95e1128
parent71ff0b4d965f528214e3dd26b71fdcbd015d19b4 (diff)
drm/amdgpu: Enable SDMA LS for Vangogh
Add flags AMD_CG_SUPPORT_SDMA_LS for Vangogh. Start to open sdma ls from firmware version 70. Signed-off-by: Jinzhou Su <[email protected]> Reviewed-by: Huang Rui <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nv.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c4
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 9c4f232e81c0..82a380be8368 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -1121,6 +1121,7 @@ static int nv_common_early_init(void *handle)
AMD_CG_SUPPORT_GFX_FGCG |
AMD_CG_SUPPORT_VCN_MGCG |
AMD_CG_SUPPORT_SDMA_MGCG |
+ AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_JPEG_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_VCN |
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
index 4ba7fce4c0b4..7c4e0586e26d 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
@@ -1593,6 +1593,10 @@ static void sdma_v5_2_update_medium_grain_light_sleep(struct amdgpu_device *adev
int i;
for (i = 0; i < adev->sdma.num_instances; i++) {
+
+ if (adev->sdma.instance[i].fw_version < 70 && adev->asic_type == CHIP_VANGOGH)
+ adev->cg_flags &= ~AMD_CG_SUPPORT_SDMA_LS;
+
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS)) {
/* Enable sdma mem light sleep */
def = data = RREG32(sdma_v5_2_get_reg_offset(adev, i, mmSDMA0_POWER_CNTL));