linux-kernel - Re: [PATCH 27/40] drm/amd/pm/powerplay/hwmgr/vega10_hwmgr: Fix worthy function headers, demote barely documented one

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Message-ID: <CADnq5_P=6PbbOLYE6PiXP1_J9weqZgrKRwGU3Q7ZsRnx7BX2eA@mail.gmail.com>
Date:   Fri, 8 Jan 2021 16:15:33 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     David Airlie <airlied@...ux.ie>,
        LKML <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        Alex Deucher <alexander.deucher@....com>,
        Evan Quan <evan.quan@....com>,
        Christian König <christian.koenig@....com>
Subject: Re: [PATCH 27/40] drm/amd/pm/powerplay/hwmgr/vega10_hwmgr: Fix worthy
 function headers, demote barely documented one

On Fri, Jan 8, 2021 at 3:15 PM Lee Jones <lee.jones@...aro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1556: warning: Function parameter or member 'acg_freq' not described in 'vega10_populate_single_gfx_level'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1621: warning: Function parameter or member 'current_soc_did' not described in 'vega10_populate_single_soc_level'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1621: warning: Function parameter or member 'current_vol_index' not described in 'vega10_populate_single_soc_level'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1621: warning: Excess function parameter 'current_socclk_level' description in 'vega10_populate_single_soc_level'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1757: warning: Function parameter or member 'current_mem_vid' not described in 'vega10_populate_single_memory_level'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1757: warning: Function parameter or member 'current_memclk_level' not described in 'vega10_populate_single_memory_level'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:1757: warning: Function parameter or member 'current_mem_soc_vind' not described in 'vega10_populate_single_memory_level'
>  drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/vega10_hwmgr.c:2871: warning: Function parameter or member 'bitmap' not described in 'vega10_start_dpm'
>
> Cc: Evan Quan <evan.quan@....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/pm/powerplay/hwmgr/vega10_hwmgr.c | 10 ++++++----
>  1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
> index da470462d6e2c..29c99642d22d4 100644
> --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
> @@ -1549,6 +1549,7 @@ static int vega10_populate_smc_link_levels(struct pp_hwmgr *hwmgr)
>   * @hwmgr:      the address of the hardware manager
>   * @gfx_clock:  the GFX clock to use to populate the structure.
>   * @current_gfxclk_level:  location in PPTable for the SMC GFXCLK structure.
> + * @acg_freq:   ACG frequenty to return (MHz)
>   */
>  static int vega10_populate_single_gfx_level(struct pp_hwmgr *hwmgr,
>                 uint32_t gfx_clock, PllSetting_t *current_gfxclk_level,
> @@ -1612,7 +1613,8 @@ static int vega10_populate_single_gfx_level(struct pp_hwmgr *hwmgr,
>   *
>   * @hwmgr:     the address of the hardware manager.
>   * @soc_clock: the SOC clock to use to populate the structure.
> - * @current_socclk_level: location in PPTable for the SMC SOCCLK structure.
> + * @current_soc_did:   DFS divider to pass back to caller
> + * @current_vol_index: index of current VDD to pass back to caller
>   * return:      0 on success
>   */
>  static int vega10_populate_single_soc_level(struct pp_hwmgr *hwmgr,
> @@ -1744,7 +1746,7 @@ static void vega10_populate_vddc_soc_levels(struct pp_hwmgr *hwmgr)
>         }
>  }
>
> -/**
> +/*
>   * Populates single SMC GFXCLK structure using the provided clock.
>   *
>   * @hwmgr:     the address of the hardware manager.
> @@ -2863,8 +2865,8 @@ static int vega10_stop_dpm(struct pp_hwmgr *hwmgr, uint32_t bitmap)
>  /**
>   * Tell SMC to enabled the supported DPMs.
>   *
> - * @hwmgr:  the address of the powerplay hardware manager.
> - * @bitmap  bitmap for the features to enabled.
> + * @hwmgr:   the address of the powerplay hardware manager.
> + * @bitmap:  bitmap for the features to enabled.
>   * return:  0 on at least one DPM is successfully enabled.
>   */
>  static int vega10_start_dpm(struct pp_hwmgr *hwmgr, uint32_t bitmap)
> --
> 2.25.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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