[Public]
Acked-by: Alex Deucher <alexander.deuc...@amd.com>
________________________________
From: amd-gfx <amd-gfx-boun...@lists.freedesktop.org> on behalf of Graham Sider
<graham.si...@amd.com>
Sent: Wednesday, October 26, 2022 4:10 PM
To: amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org>
Cc: Kasiviswanathan, Harish <harish.kasiviswanat...@amd.com>; Sider, Graham
<graham.si...@amd.com>
Subject: [PATCH] drm/amdgpu: disable GFXOFF during compute for GFX11
Temporary workaround to fix issues observed in some compute applications
when GFXOFF is enabled on GFX11.
Signed-off-by: Graham Sider <graham.si...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index 37db39ba8718..0d764c15f6bf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -706,6 +706,13 @@ int amdgpu_amdkfd_submit_ib(struct amdgpu_device *adev,
void amdgpu_amdkfd_set_compute_idle(struct amdgpu_device *adev, bool idle)
{
+ /* Temporary workaround to fix issues observed in some
+ * compute applications when GFXOFF is enabled on GFX11.
+ */
+ if (IP_VERSION_MAJ(adev->ip_versions[GC_HWIP][0]) == 11) {
+ pr_debug("GFXOFF is %s\n", idle ? "enabled" : "disabled");
+ amdgpu_gfx_off_ctrl(adev, idle);
+ }
amdgpu_dpm_switch_power_profile(adev,
PP_SMC_POWER_PROFILE_COMPUTE,
!idle);
--
2.25.1
