linux-kernel - Re: linux-next: build failure after merge of the amdgpu tree

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Date:   Fri, 15 Jan 2021 09:56:35 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     "Huang, Ray" <Ray.Huang@....com>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the amdgpu tree

On Fri, Jan 15, 2021 at 3:46 AM Huang, Ray <Ray.Huang@....com> wrote:
>
> [AMD Public Use]
>
> Could you please help to check whether this patch can fix the issue?

Looks good.  Might want to add a comment where you set cpu_core_num
that this is only used on APUs which are x86 only.

Reviewed-by: Alex Deucher <alexander.deucher@....com>

>
> Thanks,
> Ray
>
> -----Original Message-----
> From: Huang, Ray <ray.huang@....com>
> Sent: Friday, January 15, 2021 1:57 PM
> To: Stephen Rothwell <sfr@...b.auug.org.au>
> Cc: Alex Deucher <alexdeucher@...il.com>; Linux Kernel Mailing List <linux-kernel@...r.kernel.org>; Linux Next Mailing List <linux-next@...r.kernel.org>
> Subject: Re: linux-next: build failure after merge of the amdgpu tree
>
> On Fri, Jan 15, 2021 at 01:35:05PM +0800, Stephen Rothwell wrote:
> > Hi all,
> >
> > After merging the amdgpu tree, today's linux-next build (powerpc
> > allyesconfig) failed like this:
> >
> > drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/vangogh_ppt.c: In function 'vangogh_get_smu_metrics_data':
> > drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/vangogh_ppt.c:300:10: error: 'boot_cpu_data' undeclared (first use in this function); did you mean 'boot_cpuid'?
>
> Ah, vangogh is an x86 cpu, let me look at this issue.
>
> Could you share me the config file you tested?
>
> Thanks,
> Ray
>
> >   300 |          boot_cpu_data.x86_max_cores * sizeof(uint16_t));
> >       |          ^~~~~~~~~~~~~
> >       |          boot_cpuid
> > drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/vangogh_ppt.c: In function 'vangogh_read_sensor':
> > drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/vangogh_ppt.c:1320:11: error: 'boot_cpu_data' undeclared (first use in this function); did you mean 'boot_cpuid'?
> >  1320 |   *size = boot_cpu_data.x86_max_cores * sizeof(uint16_t);
> >       |           ^~~~~~~~~~~~~
> >       |           boot_cpuid
> > drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/vangogh_ppt.c: In function 'vangogh_od_edit_dpm_table':
> > drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu11/vangogh_ppt.c:1460:19: error: 'boot_cpu_data' undeclared (first use in this function); did you mean 'boot_cpuid'?
> >  1460 |   if (input[0] >= boot_cpu_data.x86_max_cores) {
> >       |                   ^~~~~~~~~~~~~
> >       |                   boot_cpuid
> >
> > Caused by commits
> >
> >   517cb957c43b ("drm/amd/pm: implement the processor clocks which read by metric")
> >   0d90d0ddd10e ("drm/amd/pm: implement processor fine grain feature for vangogh (v3)")
> >
> > The only thing I could do easily is to disable CONFIG_DRM_AMDGPU for today.
> >
> > --
> > Cheers,
> > Stephen Rothwell
>