amd-gfx.lists.freedesktop.org archive mirror
 help / color / mirror / Atom feed
* [PATCH] drm/amdgpu: Enable SDMA MGCG for Vangogh
@ 2021-02-24  5:33 Jinzhou Su
  2021-02-24  5:41 ` Deucher, Alexander
  2021-02-24  6:27 ` Huang Rui
  0 siblings, 2 replies; 5+ messages in thread
From: Jinzhou Su @ 2021-02-24  5:33 UTC (permalink / raw)
  To: amd-gfx; +Cc: Jinzhou Su, ray.huang

Add AMD_CG_SUPPORT_SDMA_MGCG for Vangogh

Signed-off-by: Jinzhou Su <Jinzhou.Su@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/nv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 160fa5f59805..393a0d5905ab 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -1003,6 +1003,7 @@ static int nv_common_early_init(void *handle)
 			AMD_CG_SUPPORT_MC_LS |
 			AMD_CG_SUPPORT_GFX_FGCG |
 			AMD_CG_SUPPORT_VCN_MGCG |
+			AMD_CG_SUPPORT_SDMA_MGCG |
 			AMD_CG_SUPPORT_JPEG_MGCG;
 		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
 			AMD_PG_SUPPORT_VCN |
-- 
2.17.1

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 5+ messages in thread
* [PATCH] drm/amdgpu: Enable SDMA MGCG for Vangogh
@ 2021-04-21  7:12 Jinzhou Su
  2021-04-21  7:27 ` Huang Rui
  0 siblings, 1 reply; 5+ messages in thread
From: Jinzhou Su @ 2021-04-21  7:12 UTC (permalink / raw)
  To: amd-gfx; +Cc: Jinzhou Su, ray.huang

Add flags AMD_CG_SUPPORT_SDMA_MGCG for Vangogh.
Start to open sdma mgcg from firmware version 70.

Signed-off-by: Jinzhou Su <Jinzhou.Su@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/nv.c        | 1 +
 drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index d54af7f8801b..0142f6760ad2 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -1118,6 +1118,7 @@ static int nv_common_early_init(void *handle)
 			AMD_CG_SUPPORT_MC_LS |
 			AMD_CG_SUPPORT_GFX_FGCG |
 			AMD_CG_SUPPORT_VCN_MGCG |
+			AMD_CG_SUPPORT_SDMA_MGCG |
 			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 b1ad9e52b234..4ba7fce4c0b4 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
@@ -1556,6 +1556,10 @@ static void sdma_v5_2_update_medium_grain_clock_gating(struct amdgpu_device *ade
 	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_MGCG;
+
 		if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG)) {
 			/* Enable sdma clock gating */
 			def = data = RREG32(sdma_v5_2_get_reg_offset(adev, i, mmSDMA0_CLK_CTRL));
-- 
2.27.0

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2021-04-21  7:27 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-02-24  5:33 [PATCH] drm/amdgpu: Enable SDMA MGCG for Vangogh Jinzhou Su
2021-02-24  5:41 ` Deucher, Alexander
2021-02-24  6:27 ` Huang Rui
2021-04-21  7:12 Jinzhou Su
2021-04-21  7:27 ` Huang Rui

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).