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References: <20200922021106.24733-1-bernard@vivo.com>
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From:   Alex Deucher <alexdeucher@gmail.com>
Date:   Tue, 22 Sep 2020 11:42:34 -0400
Message-ID: <CADnq5_OrnViA+RQkkrmTuBFkuK++yPY4Mhmp4grEuKzJiOmAEg@mail.gmail.com>
Subject: Re: [PATCH v2] drm/amd/display: optimize code runtime a bit
To:     Bernard Zhao <bernard@vivo.com>
Cc:     Harry Wentland <harry.wentland@amd.com>,
        Leo Li <sunpeng.li@amd.com>,
        Alex Deucher <alexander.deucher@amd.com>,
        =?UTF-8?Q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>,
        Jun Lei <Jun.Lei@amd.com>, Aric Cyr <aric.cyr@amd.com>,
        Wenjing Liu <wenjing.liu@amd.com>,
        Brandon Syu <Brandon.Syu@amd.com>,
        Michael Strauss <michael.strauss@amd.com>,
        abdoulaye berthe <abdoulaye.berthe@amd.com>,
        Martin Leung <martin.leung@amd.com>,
        amd-gfx list <amd-gfx@lists.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@lists.freedesktop.org>,
        LKML <linux-kernel@vger.kernel.org>, opensource.kernel@vivo.com
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Applied.  Thanks!

Alex

On Tue, Sep 22, 2020 at 3:52 AM Bernard Zhao <bernard@vivo.com> wrote:
>
> In the function dal_ddc_service_query_ddc_data,
> get rid of dal_ddc_i2c_payloads_destroy, call
> dal_vector_destruct() directly.
> This change is to make the code run a bit fast.
>
> Signed-off-by: Bernard Zhao <bernard@vivo.com>
> Changes since V1:
> *get rid of dal_ddc_i2c_payloads_destroy, call
> dal_vector_destruct() directly.
>
> Link for V1:
> *https://lore.kernel.org/patchwork/patch/1309014/
> ---
>  drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c | 10 +---------
>  1 file changed, 1 insertion(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
> index b984eecca58b..dec12de37642 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
> @@ -148,14 +148,6 @@ static uint32_t dal_ddc_i2c_payloads_get_count(struct i2c_payloads *p)
>         return p->payloads.count;
>  }
>
> -static void dal_ddc_i2c_payloads_destroy(struct i2c_payloads *p)
> -{
> -       if (!p)
> -               return;
> -
> -       dal_vector_destruct(&p->payloads);
> -}
> -
>  #define DDC_MIN(a, b) (((a) < (b)) ? (a) : (b))
>
>  void dal_ddc_i2c_payloads_add(
> @@ -582,7 +574,7 @@ bool dal_ddc_service_query_ddc_data(
>                                 ddc->link,
>                                 &command);
>
> -               dal_ddc_i2c_payloads_destroy(&payloads);
> +               dal_vector_destruct(&payloads.payloads);
>         }
>
>         return success;
> --
> 2.28.0
>
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