From: Alex Deucher <alexdeucher@xxxxxxxxx>
Date: 2020-09-22 03:33:20
To: Bernard Zhao <bernard@xxxxxxxx>
Cc: Harry Wentland <harry.wentland@xxxxxxx>,Leo Li <sunpeng.li@xxxxxxx>,Alex Deucher <alexander.deucher@xxxxxxx>,"Christian König" <christian.koenig@xxxxxxx>,David Airlie <airlied@xxxxxxxx>,Daniel Vetter <daniel@xxxxxxxx>,Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx>,Jun Lei <Jun.Lei@xxxxxxx>,Aric Cyr <aric.cyr@xxxxxxx>,Wenjing Liu <wenjing.liu@xxxxxxx>,abdoulaye berthe <abdoulaye.berthe@xxxxxxx>,Michael Strauss <michael.strauss@xxxxxxx>,Brandon Syu <Brandon.Syu@xxxxxxx>,Martin Leung <martin.leung@xxxxxxx>,amd-gfx list <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>,Maling list - DRI developers <dri-devel@xxxxxxxxxxxxxxxxxxxxx>,LKML <linux-kernel@xxxxxxxxxxxxxxx>,opensource.kernel@xxxxxxxx
Subject: Re: [PATCH] drm/amd/display: optimize code runtime a bit>On Mon, Sep 21, 2020 at 9:14 AM Bernard Zhao <bernard@xxxxxxxx> wrote:
>>
>> Static function dal_ddc_i2c_payloads_destroy is only called
>> in dal_ddc_service_query_ddc_data, the parameter is &payloads
>> , there is no point NULL risk, so no need to check.
>> This change is to make the code run a bit fast.
>>
>
>How about just getting rid of dal_ddc_i2c_payloads_destroy() and just
>call dal_vector_destruct() directly.
Good idea, I will resubmit a patch, thanks!
BR//Bernard
>Alex
>
>
>> Signed-off-by: Bernard Zhao <bernard@xxxxxxxx>
>> ---
>> drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c | 3 ---
>> 1 file changed, 3 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..6dcc666738fc 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
>> @@ -150,9 +150,6 @@ static uint32_t dal_ddc_i2c_payloads_get_count(struct i2c_payloads *p)
>>
>> static void dal_ddc_i2c_payloads_destroy(struct i2c_payloads *p)
>> {
>> - if (!p)
>> - return;
>> -
>> dal_vector_destruct(&p->payloads);
>> }
>>
>> --
>> 2.28.0
>>
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