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Mon, 12 Oct 2020 05:07:40 -0700 (PDT) Date: Mon, 12 Oct 2020 17:07:30 +0500 From: Bilal Wasim To: Jitao Shi Subject: Re: [PATCH v4 1/2] Revert "drm/mediatek: dsi: Fix scrolling of panel with small hfp or hbp" Message-ID: <20201012170730.582d4b96@a-VirtualBox> In-Reply-To: <20201010070910.11294-2-jitao.shi@mediatek.com> References: <20201010070910.11294-1-jitao.shi@mediatek.com> <20201010070910.11294-2-jitao.shi@mediatek.com> X-Mailer: Claws Mail 3.17.5 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 13 Oct 2020 07:16:53 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, srv_heupstream@mediatek.com, David Airlie , huijuan.xie@mediatek.com, stonea168@163.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, cawa.cheng@mediatek.com, Rob Herring , linux-mediatek@lists.infradead.org, Matthias Brugger , yingjoe.chen@mediatek.com, eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Jitao, On Sat, 10 Oct 2020 15:09:09 +0800 Jitao Shi wrote: > This reverts commit 35bf948f1edbf507f6e57e0879fa6ea36d2d2930. > > Signed-off-by: Jitao Shi > --- > drivers/gpu/drm/mediatek/mtk_dsi.c | 9 +++++---- > 1 file changed, 5 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c > b/drivers/gpu/drm/mediatek/mtk_dsi.c index 80b7a082e874..16fd99dcdacf > 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c > +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c > @@ -466,13 +466,14 @@ static void mtk_dsi_config_vdo_timing(struct > mtk_dsi *dsi) horizontal_sync_active_byte = (vm->hsync_len * > dsi_tmp_buf_bpp - 10); > if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE) > - horizontal_backporch_byte = vm->hback_porch * > dsi_tmp_buf_bpp; > + horizontal_backporch_byte = > + (vm->hback_porch * dsi_tmp_buf_bpp - 10); > else > - horizontal_backporch_byte = (vm->hback_porch + > vm->hsync_len) * > - dsi_tmp_buf_bpp; > + horizontal_backporch_byte = ((vm->hback_porch + > vm->hsync_len) * > + dsi_tmp_buf_bpp - 10); > > data_phy_cycles = timing->lpx + timing->da_hs_prepare + > - timing->da_hs_zero + timing->da_hs_exit; > + timing->da_hs_zero + timing->da_hs_exit + > 3; > if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_BURST) { > if ((vm->hfront_porch + vm->hback_porch) * > dsi_tmp_buf_bpp > Reviewed-by: Bilal Wasim Tested-by: Bilal Wasim Thanks, Bilal _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel