[AMD Official Use Only - Internal Distribution Only]
Thanks Feifei!
Rico
-----Original Message-----
From: Xu, Feifei <feifei...@amd.com>
Sent: Tuesday, July 28, 2020 2:21 PM
To: Yin, Tianci (Rico) <tianci....@amd.com>; amd-gfx@lists.freedesktop.org
Cc: Tuikov, Luben <luben.tui...@amd.com>; Deucher, Alexander
<alexander.deuc...@amd.com>; Zhang, Hawking <hawking.zh...@amd.com>; Hesik,
Christopher <christopher.he...@amd.com>; Swamy, Manjunatha
<manjunatha.sw...@amd.com>; Quan, Evan <evan.q...@amd.com>; Feng, Kenneth
<kenneth.f...@amd.com>; Yin, Tianci (Rico) <tianci....@amd.com>
Subject: RE: [PATCH 2/2] drm/amdgpu: reconfigure spm golden settings on Navi1x
after GFXOFF exit
[AMD Official Use Only - Internal Distribution Only]
Series is Reviewed-by: Feifei Xu <Feifei x...@amd.com>
-----Original Message-----
From: Tianci Yin <tianci....@amd.com>
Sent: Tuesday, July 28, 2020 1:27 PM
To: amd-gfx@lists.freedesktop.org
Cc: Tuikov, Luben <luben.tui...@amd.com>; Deucher, Alexander
<alexander.deuc...@amd.com>; Zhang, Hawking <hawking.zh...@amd.com>; Xu, Feifei
<feifei...@amd.com>; Hesik, Christopher <christopher.he...@amd.com>; Swamy,
Manjunatha <manjunatha.sw...@amd.com>; Quan, Evan <evan.q...@amd.com>; Feng,
Kenneth <kenneth.f...@amd.com>; Yin, Tianci (Rico) <tianci....@amd.com>
Subject: [PATCH 2/2] drm/amdgpu: reconfigure spm golden settings on Navi1x
after GFXOFF exit
From: "Tianci.Yin" <tianci....@amd.com>
On Navi1x, the SPM golden settings will be lost after GFXOFF enter/exit,
reconfigure the golden settings after GFXOFF exit.
Change-Id: I9358ba9c65f241c36f8a35916170b19535148ee9
Signed-off-by: Tianci.Yin <tianci....@amd.com>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 55463e7a11e2..5da0436d41e0 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -1309,6 +1309,7 @@ static int smu_enable_umd_pstate(void *handle,
struct smu_context *smu = (struct smu_context*)(handle); struct
smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
+struct amdgpu_device *adev = smu->adev;
if (!smu->is_apu && !smu_dpm_ctx->dpm_context) return -EINVAL; @@ -1324,6
+1325,16 @@ static int smu_enable_umd_pstate(void *handle,
amdgpu_device_ip_set_clockgating_state(smu->adev,
AMD_IP_BLOCK_TYPE_GFX,
AMD_CG_STATE_UNGATE);
+
+if (adev->asic_type >= CHIP_NAVI10 &&
+ adev->asic_type <= CHIP_NAVI12 &&
+ (adev->pm.pp_feature & PP_GFXOFF_MASK)) { if
+(adev->gfx.funcs->init_spm_golden) { dev_dbg(adev->dev,"GFXOFF exited,
+re-init SPM golden settings\n"); amdgpu_gfx_init_spm_golden(adev); }
+else dev_warn(adev->dev,"Callback init_spm_golden is NULL\n"); }
}
} else {
/* exit umd pstate, restore level, enable gfx cg*/
--
2.17.1
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