linux-kernel - Re: [PATCH 14/30] drm/amd/display/dc/dce80/Makefile: Ignore -Woverride-init warning

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Date:   Thu, 14 Jan 2021 12:14:15 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Leo Li <sunpeng.li@....com>, LKML <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        David Airlie <airlied@...ux.ie>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>
Subject: Re: [PATCH 14/30] drm/amd/display/dc/dce80/Makefile: Ignore
 -Woverride-init warning

On Wed, Jan 13, 2021 at 3:08 AM Lee Jones <lee.jones@...aro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_resource.c:29:
>  drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dce/dce_8_0_sh_mask.h:9546:58: warning: initialized field overwritten [-Woverride-init]
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_aux.h:213:16: note: in expansion of macro ‘AUX_SW_DATA__AUX_SW_AUTOINCREMENT_DISABLE__SHIFT’
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_aux.h:102:2: note: in expansion of macro ‘AUX_SF’
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_resource.c:305:2: note: in expansion of macro ‘DCE10_AUX_MASK_SH_LIST’
>  drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dce/dce_8_0_sh_mask.h:9546:58: note: (near initialization for ‘aux_shift.AUX_SW_AUTOINCREMENT_DISABLE’)
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_aux.h:213:16: note: in expansion of macro ‘AUX_SW_DATA__AUX_SW_AUTOINCREMENT_DISABLE__SHIFT’
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_aux.h:102:2: note: in expansion of macro ‘AUX_SF’
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce80/dce80_resource.c:305:2: note: in expansion of macro ‘DCE10_AUX_MASK_SH_LIST’
>  drivers/gpu/drm/amd/amdgpu/../include/asic_reg/dce/dce_8_0_sh_mask.h:9545:56: warning: initialized field overwritten [-Woverride-init]
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_aux.h:213:16: note: in expansion of macro ‘AUX_SW_DATA__AUX_SW_AUTOINCREMENT_DISABLE_MASK’
>  drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_aux.h:102:2: note: in expansion of macro ‘AUX_SF’
>
> NB: Snipped lots for the sake of brevity
>
> Cc: Harry Wentland <harry.wentland@....com>
> Cc: Leo Li <sunpeng.li@....com>
> Cc: Alex Deucher <alexander.deucher@....com>
> Cc: "Christian König" <christian.koenig@....com>
> Cc: David Airlie <airlied@...ux.ie>
> Cc: Daniel Vetter <daniel@...ll.ch>
> Cc: amd-gfx@...ts.freedesktop.org
> Cc: dri-devel@...ts.freedesktop.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/amd/display/dc/dce80/Makefile | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dce80/Makefile b/drivers/gpu/drm/amd/display/dc/dce80/Makefile
> index 666fcb2bdbba0..0a9d1a350d8bd 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce80/Makefile
> +++ b/drivers/gpu/drm/amd/display/dc/dce80/Makefile
> @@ -23,6 +23,8 @@
>  # Makefile for the 'controller' sub-component of DAL.
>  # It provides the control and status of HW CRTC block.
>
> +CFLAGS_$(AMDDALPATH)/dc/dce80/dce80_resource.o = $(call cc-disable-warning, override-init)
> +
>  DCE80 = dce80_timing_generator.o dce80_hw_sequencer.o \
>         dce80_resource.o
>
> --
> 2.25.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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