Acked-by: Alex Deucher <alexander.deuc...@amd.com>
________________________________
From: Yuan, Xiaojie <xiaojie.y...@amd.com>
Sent: Friday, October 11, 2019 4:20 AM
To: Deucher, Alexander <alexander.deuc...@amd.com>; Feng, Kenneth 
<kenneth.f...@amd.com>; amd-gfx@lists.freedesktop.org 
<amd-gfx@lists.freedesktop.org>
Cc: Xiao, Jack <jack.x...@amd.com>; Wang, Kevin(Yang) <kevin1.w...@amd.com>; 
Zhang, Hawking <hawking.zh...@amd.com>; Quan, Evan <evan.q...@amd.com>
Subject: Re: [PATCH 2/2] drm/amd/powerplay: re-enable FW_DSTATE feature bit

Hi there,

Could someone give an RB or ACK? This patch has been verified on both navi12 
and navi14.
Thanks.

BR,
Xiaojie
________________________________
From: Deucher, Alexander <alexander.deuc...@amd.com>
Sent: Thursday, October 10, 2019 8:20 PM
To: Feng, Kenneth <kenneth.f...@amd.com>; Yuan, Xiaojie <xiaojie.y...@amd.com>; 
amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org>
Cc: Xiao, Jack <jack.x...@amd.com>; Wang, Kevin(Yang) <kevin1.w...@amd.com>; 
Zhang, Hawking <hawking.zh...@amd.com>; Quan, Evan <evan.q...@amd.com>
Subject: Re: [PATCH 2/2] drm/amd/powerplay: re-enable FW_DSTATE feature bit

Great.  thanks!

Alex
________________________________
From: Feng, Kenneth <kenneth.f...@amd.com>
Sent: Thursday, October 10, 2019 3:00 AM
To: Yuan, Xiaojie <xiaojie.y...@amd.com>; Deucher, Alexander 
<alexander.deuc...@amd.com>; amd-gfx@lists.freedesktop.org 
<amd-gfx@lists.freedesktop.org>
Cc: Xiao, Jack <jack.x...@amd.com>; Wang, Kevin(Yang) <kevin1.w...@amd.com>; 
Zhang, Hawking <hawking.zh...@amd.com>; Quan, Evan <evan.q...@amd.com>
Subject: RE: [PATCH 2/2] drm/amd/powerplay: re-enable FW_DSTATE feature bit


Hi Alex,

This issue was navi10 specific and was found in May, 2019.

It was early after the asic back, then since gfxoff was removed from navi10, we 
didn’t really verify which firmware version started to have a fix.

For navi14/navi12, there’s no such issue at all.

Sorry for losing the track of it.





From: Yuan, Xiaojie
Sent: Thursday, October 10, 2019 1:17 AM
To: Deucher, Alexander <alexander.deuc...@amd.com>; 
amd-gfx@lists.freedesktop.org
Cc: Xiao, Jack <jack.x...@amd.com>; Wang, Kevin(Yang) <kevin1.w...@amd.com>; 
Zhang, Hawking <hawking.zh...@amd.com>; Quan, Evan <evan.q...@amd.com>; Feng, 
Kenneth <kenneth.f...@amd.com>
Subject: Re: [PATCH 2/2] drm/amd/powerplay: re-enable FW_DSTATE feature bit



Hi Alex,



For now, gfxoff for navi10 is disabled by default, and I also verified on 
navi14 with both GFXOFF and FW_DSTATE feature bits toggled on.



Hi Kenneth / Jack,



Could you help to confirm the firmware version?



BR,

Xiaojie

________________________________

From: Deucher, Alexander 
<alexander.deuc...@amd.com<mailto:alexander.deuc...@amd.com>>
Sent: Wednesday, October 9, 2019 9:35 PM
To: Yuan, Xiaojie <xiaojie.y...@amd.com<mailto:xiaojie.y...@amd.com>>; 
amd-gfx@lists.freedesktop.org<mailto:amd-gfx@lists.freedesktop.org> 
<amd-gfx@lists.freedesktop.org<mailto:amd-gfx@lists.freedesktop.org>>
Cc: Xiao, Jack <jack.x...@amd.com<mailto:jack.x...@amd.com>>; Wang, Kevin(Yang) 
<kevin1.w...@amd.com<mailto:kevin1.w...@amd.com>>; Zhang, Hawking 
<hawking.zh...@amd.com<mailto:hawking.zh...@amd.com>>; Quan, Evan 
<evan.q...@amd.com<mailto:evan.q...@amd.com>>; Feng, Kenneth 
<kenneth.f...@amd.com<mailto:kenneth.f...@amd.com>>
Subject: Re: [PATCH 2/2] drm/amd/powerplay: re-enable FW_DSTATE feature bit



What version of firmware has the fix?  Was it recently fixed?  We should check 
the version if the old one may be out in the wild.



Alex

________________________________

From: amd-gfx 
<amd-gfx-boun...@lists.freedesktop.org<mailto:amd-gfx-boun...@lists.freedesktop.org>>
 on behalf of Yuan, Xiaojie <xiaojie.y...@amd.com<mailto:xiaojie.y...@amd.com>>
Sent: Wednesday, October 9, 2019 7:08 AM
To: amd-gfx@lists.freedesktop.org<mailto:amd-gfx@lists.freedesktop.org> 
<amd-gfx@lists.freedesktop.org<mailto:amd-gfx@lists.freedesktop.org>>
Cc: Xiao, Jack <jack.x...@amd.com<mailto:jack.x...@amd.com>>; Wang, Kevin(Yang) 
<kevin1.w...@amd.com<mailto:kevin1.w...@amd.com>>; Zhang, Hawking 
<hawking.zh...@amd.com<mailto:hawking.zh...@amd.com>>; Quan, Evan 
<evan.q...@amd.com<mailto:evan.q...@amd.com>>; Feng, Kenneth 
<kenneth.f...@amd.com<mailto:kenneth.f...@amd.com>>; Yuan, Xiaojie 
<xiaojie.y...@amd.com<mailto:xiaojie.y...@amd.com>>
Subject: [PATCH 2/2] drm/amd/powerplay: re-enable FW_DSTATE feature bit



SMU firmware has fix the bug, so remove this workaround.

Signed-off-by: Xiaojie Yuan <xiaojie.y...@amd.com<mailto:xiaojie.y...@amd.com>>
---
 drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c 
b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 44152c1f01c7..3628295469c4 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -359,11 +359,8 @@ navi10_get_allowed_feature_mask(struct smu_context *smu,
                                 | FEATURE_MASK(FEATURE_MEM_VDDCI_SCALING_BIT)
                                 | FEATURE_MASK(FEATURE_MEM_MVDD_SCALING_BIT);

-       if (adev->pm.pp_feature & PP_GFXOFF_MASK) {
+       if (adev->pm.pp_feature & PP_GFXOFF_MASK)
                 *(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_GFXOFF_BIT);
-               /* TODO: remove it once fw fix the bug */
-               *(uint64_t *)feature_mask &= 
~FEATURE_MASK(FEATURE_FW_DSTATE_BIT);
-       }

         if (smu->adev->pg_flags & AMD_PG_SUPPORT_MMHUB)
                 *(uint64_t *)feature_mask |= 
FEATURE_MASK(FEATURE_MMHUB_PG_BIT);
--
2.20.1

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