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Date:   Thu, 18 Jul 2019 20:16:47 -0700
From:   Nathan Chancellor <natechancellor@gmail.com>
To:     Alex Deucher <alexander.deucher@amd.com>,
        Christian =?iso-8859-1?Q?K=F6nig?= <christian.koenig@amd.com>,
        "David (ChunMing) Zhou" <David1.Zhou@amd.com>,
        Harry Wentland <harry.wentland@amd.com>,
        Leo Li <sunpeng.li@amd.com>, Rex Zhu <rex.zhu@amd.com>,
        Evan Quan <evan.quan@amd.com>
Cc:     David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
        amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com
Subject: Re: [PATCH 5/7] drm/amd/display: Use proper enum conversion functions
Message-ID: <20190719031647.GA84028@archlinux-threadripper>
References: <20190704055217.45860-1-natechancellor@gmail.com>
 <20190704055217.45860-6-natechancellor@gmail.com>
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On Wed, Jul 03, 2019 at 10:52:16PM -0700, Nathan Chancellor wrote:
> clang warns:
> 
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_pp_smu.c:336:8:
> warning: implicit conversion from enumeration type 'enum smu_clk_type'
> to different enumeration type 'enum amd_pp_clock_type'
> [-Wenum-conversion]
>                                         dc_to_smu_clock_type(clk_type),
>                                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_pp_smu.c:421:14:
> warning: implicit conversion from enumeration type 'enum
> amd_pp_clock_type' to different enumeration type 'enum smu_clk_type'
> [-Wenum-conversion]
>                                         dc_to_pp_clock_type(clk_type),
>                                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> There are functions to properly convert between all of these types, use
> them so there are no longer any warnings.
> 
> Fixes: a43913ea50a5 ("drm/amd/powerplay: add function get_clock_by_type_with_latency for navi10")
> Fixes: e5e4e22391c2 ("drm/amd/powerplay: add interface to get clock by type with latency for display (v2)")
> Link: https://github.com/ClangBuiltLinux/linux/issues/586
> Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> index eac09bfe3be2..0f76cfff9d9b 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> @@ -333,7 +333,7 @@ bool dm_pp_get_clock_levels_by_type(
>  		}
>  	} else if (adev->smu.funcs && adev->smu.funcs->get_clock_by_type) {
>  		if (smu_get_clock_by_type(&adev->smu,
> -					  dc_to_smu_clock_type(clk_type),
> +					  dc_to_pp_clock_type(clk_type),
>  					  &pp_clks)) {
>  			get_default_clock_levels(clk_type, dc_clks);
>  			return true;
> @@ -418,7 +418,7 @@ bool dm_pp_get_clock_levels_by_type_with_latency(
>  			return false;
>  	} else if (adev->smu.ppt_funcs && adev->smu.ppt_funcs->get_clock_by_type_with_latency) {
>  		if (smu_get_clock_by_type_with_latency(&adev->smu,
> -						       dc_to_pp_clock_type(clk_type),
> +						       dc_to_smu_clock_type(clk_type),
>  						       &pp_clks))
>  			return false;
>  	}
> -- 
> 2.22.0
> 

Gentle ping for review, this is the last remaining warning that I see
from amdgpu on next-20190718.

Cheers,
Nathan