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    Subject[PATCH 5.9 625/757] drm/mediatek: reduce clear event
    Date
    From: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>

    [ Upstream commit bee1abc9cc021f50b90f22a589d9ddc816a80db0 ]

    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"

    Fixes: 2f965be7f9008 ("drm/mediatek: apply CMDQ control flow")
    Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
    Reviewed-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
    Acked-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
    Link: https://lore.kernel.org/r/1594136714-11650-10-git-send-email-dennis-yc.hsieh@mediatek.com
    Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    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 a4977009d3076..ac038572164d3 100644
    --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
    +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
    @@ -481,7 +481,7 @@ 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);
    --
    2.25.1


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