linux-kernel - Re: linux-next: manual merge of the amdgpu tree with the pm tree

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Date:   Fri, 15 May 2020 13:57:25 +1000
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Alex Deucher <alexdeucher@...il.com>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Dave Airlie <airlied@...ux.ie>,
        DRI <dri-devel@...ts.freedesktop.org>
Subject: Re: linux-next: manual merge of the amdgpu tree with the pm tree

Hi all,

On Fri, 8 May 2020 14:34:57 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Today's linux-next merge of the amdgpu tree got a conflict in:
> 
>   drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> 
> between commit:
> 
>   e07515563d01 ("PM: sleep: core: Rename DPM_FLAG_NEVER_SKIP")
> 
> from the pm tree and commit:
> 
>   500bd19a7e5d ("drm/amdgpu: only set DPM_FLAG_NEVER_SKIP for legacy ATPX BOCO")
> 
> from the amdgpu tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
> 
> diff --cc drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> index c201bc827389,4e4c9550dcf8..000000000000
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> @@@ -189,10 -188,12 +188,12 @@@ int amdgpu_driver_load_kms(struct drm_d
>   		dev_dbg(&dev->pdev->dev, "Error during ACPI methods call\n");
>   
>   	if (adev->runpm) {
> - 		dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NO_DIRECT_COMPLETE);
> + 		/* only need to skip on ATPX */
> + 		if (amdgpu_device_supports_boco(dev) &&
> + 		    !amdgpu_is_atpx_hybrid())
>  -			dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NEVER_SKIP);
> ++			dev_pm_set_driver_flags(dev->dev, DPM_FLAG_NO_DIRECT_COMPLETE);
>   		pm_runtime_use_autosuspend(dev->dev);
>   		pm_runtime_set_autosuspend_delay(dev->dev, 5000);
> - 		pm_runtime_set_active(dev->dev);
>   		pm_runtime_allow(dev->dev);
>   		pm_runtime_mark_last_busy(dev->dev);
>   		pm_runtime_put_autosuspend(dev->dev);

This is now a conflict between the drm tree and the pm tree.

-- 
Cheers,
Stephen Rothwell

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