[PATCH v3 9/9] drm/mediatek: reduce clear event

[Matthias Brugger]

On 08/07/2020 01:01, Chun-Kuang Hu wrote:
> Hi, Dennis:
> 
> Dennis YC Hsieh <dennis-yc.hsieh at mediatek.com> 於 2020年7月7日 週二 下午11:47寫道：
>>
>> No need to clear event again since event always clear before wait.
>> This fix depend on patch:
>>    "soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api"
> 
> Acked-by: Chun-Kuang Hu <chunkuang.hu at kernel.org>
> 

Pushed now to v5.9-next/soc

Thanks!

>>
>> Fixes: 2f965be7f9008 ("drm/mediatek: apply CMDQ control flow")
>> Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh at mediatek.com>
>> ---
>>   drivers/gpu/drm/mediatek/mtk_drm_crtc.c |    2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
>> index c84e7a14d4a8..ba6cf956b239 100644
>> --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
>> +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
>> @@ -490,7 +490,7 @@ static void mtk_drm_crtc_hw_config(struct mtk_drm_crtc *mtk_crtc)
>>                  mbox_flush(mtk_crtc->cmdq_client->chan, 2000);
>>                  cmdq_handle = cmdq_pkt_create(mtk_crtc->cmdq_client, PAGE_SIZE);
>>                  cmdq_pkt_clear_event(cmdq_handle, mtk_crtc->cmdq_event);
>> -               cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event, true);
>> +               cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event, false);
>>                  mtk_crtc_ddp_config(crtc, cmdq_handle);
>>                  cmdq_pkt_finalize(cmdq_handle);
>>                  cmdq_pkt_flush_async(cmdq_handle, ddp_cmdq_cb, cmdq_handle);
>> --
>> 1.7.9.5
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