Re: [v3 PATCH] drm/mediatek: dsi: fix scrolling of panel with small hfp or hbp

Hi Jitao, On Thu, 17 Sep 2020 11:30:09 +0800 Jitao Shi wrote: > Replace horizontal_backporch_byte with vm->hback_porch * bpp to aovid > flowing judgement negative number. > > if ((vm->hfront_porch * dsi_tmp_buf_bpp + horizontal_backporch_byte) > > data_phy_cycles * dsi->lanes + delta) >

[v3 PATCH] drm/mediatek: dsi: fix scrolling of panel with small hfp or hbp

Replace horizontal_backporch_byte with vm->hback_porch * bpp to aovid flowing judgement negative number. if ((vm->hfront_porch * dsi_tmp_buf_bpp + horizontal_backporch_byte) > data_phy_cycles * dsi->lanes + delta) Signed-off-by: Jitao Shi --- drivers/gpu/drm/mediatek/mtk_dsi.c | 54