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From: Huang Rui <ray.huang-5C7GfCeVMHo@public.gmane.org>
To: "Deucher, Alexander" <Alexander.Deucher-5C7GfCeVMHo@public.gmane.org>
Cc: "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org"
	<amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
Subject: Re: [PATCH 4/4] drm/amdgpu/gmc9: disable legacy vga features in gmc init
Date: Tue, 25 Jul 2017 13:06:43 +0800	[thread overview]
Message-ID: <20170725050642.GA5930@hr-amur2> (raw)
In-Reply-To: <BN6PR12MB16521CF9048567F549713682F7B80-/b2+HYfkarQqUD6E6FAiowdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>

On Tue, Jul 25, 2017 at 04:06:00AM +0000, Deucher, Alexander wrote:
> > -----Original Message-----
> > From: Alex Deucher [mailto:alexdeucher@gmail.com]
> > Sent: Monday, July 24, 2017 11:31 PM
> > To: amd-gfx@lists.freedesktop.org
> > Cc: Deucher, Alexander
> > Subject: [PATCH 4/4] drm/amdgpu/gmc9: disable legacy vga features in gmc
> > init
> > 
> > Needs to be done when the MC is set up.
> > 
> > Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> 
> Can someone see if this patch fixes the problem with the lower 8 MB of vram on vega10?  I think this may explain what was messing with vram on resume that caused us to reserve the first 8 MB of vram.
> 

Let me have a try. The start of vram overwrite is probably still caused by
VGA mode. So, here, you disable it at first.

Thanks,
Rui
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  parent reply	other threads:[~2017-07-25  5:06 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-25  3:30 [PATCH 1/4] drm/amdgpu/gmc6: disable legacy vga features in gmc init (v2) Alex Deucher
     [not found] ` <1500953449-19470-1-git-send-email-alexander.deucher-5C7GfCeVMHo@public.gmane.org>
2017-07-25  3:30   ` [PATCH 2/4] drm/amdgpu/gmc7: disable legacy vga features in gmc init Alex Deucher
2017-07-25  3:30   ` [PATCH 3/4] drm/amdgpu/gmc8: " Alex Deucher
2017-07-25  3:30   ` [PATCH 4/4] drm/amdgpu/gmc9: " Alex Deucher
     [not found]     ` <1500953449-19470-4-git-send-email-alexander.deucher-5C7GfCeVMHo@public.gmane.org>
2017-07-25  4:06       ` Deucher, Alexander
     [not found]         ` <BN6PR12MB16521CF9048567F549713682F7B80-/b2+HYfkarQqUD6E6FAiowdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-07-25  5:06           ` Huang Rui [this message]
2017-07-25  9:05             ` Huang Rui
2017-07-25  3:34   ` [PATCH 1/4] drm/amdgpu/gmc6: disable legacy vga features in gmc init (v2) Michel Dänzer
2017-07-25  3:59   ` Zhang, Jerry (Junwei)
2017-07-25  9:17   ` Christian König
     [not found]     ` <3fe89777-6e9e-69f4-1052-dca5879f242e-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>
2017-07-25  9:26       ` 答复: " Qu, Jim
     [not found]         ` <DM3PR12MB0873C12EF55F95694CB4BCCB99B80-4hRkV8tDpBiYEITDcfEJ8AdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2017-07-25 10:12           ` Christian König
     [not found]             ` <d3405b22-0e0a-cff3-9089-9f6380e96c84-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>
2017-07-25 13:09               ` Harry Wentland
  -- strict thread matches above, loose matches on Subject: below --
2017-07-25  3:19 [PATCH 1/4] drm/amdgpu/gmc6: disable legacy vga features in gmc init Alex Deucher
     [not found] ` <1500952777-5006-1-git-send-email-alexander.deucher-5C7GfCeVMHo@public.gmane.org>
2017-07-25  3:19   ` [PATCH 4/4] drm/amdgpu/gmc9: " Alex Deucher
     [not found]     ` <1500952777-5006-4-git-send-email-alexander.deucher-5C7GfCeVMHo@public.gmane.org>
2017-07-25 13:06       ` Harry Wentland

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