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Fri, 30 Aug 2019 14:34:38 +0800 Message-ID: <1567146872.5942.21.camel@mtksdaap41> Subject: Re: [PATCH v5, 30/32] drm/mediatek: add connection from DITHER0 to DSI0 From: CK Hu To: Date: Fri, 30 Aug 2019 14:34:32 +0800 In-Reply-To: <1567090254-15566-31-git-send-email-yongqiang.niu@mediatek.com> References: <1567090254-15566-1-git-send-email-yongqiang.niu@mediatek.com> <1567090254-15566-31-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 2D80EE79821C3E6C697081CC7D2D39A69D62CD500E2390B9E48C61F531F4FD352000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_233446_434612_25715A7A X-CRM114-Status: GOOD ( 13.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Philipp Zabel , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Rob Herring , linux-mediatek@lists.infradead.org, Daniel Vetter , Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Yongqiang: On Thu, 2019-08-29 at 22:50 +0800, yongqiang.niu@mediatek.com wrote: > From: Yongqiang Niu > > This patch add connection from DITHER0 to DSI0 Reviewed-by: CK Hu > > Signed-off-by: Yongqiang Niu > --- > drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > index 237824f..fd38658 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > @@ -35,10 +35,12 @@ > > #define MT8183_DISP_OVL0_2L_MOUT_EN 0xf04 > #define MT8183_DISP_OVL1_2L_MOUT_EN 0xf08 > +#define MT8183_DISP_DITHER0_MOUT_EN 0xf0c > #define MT8183_DISP_PATH0_SEL_IN 0xf24 > > #define OVL0_2L_MOUT_EN_DISP_PATH0 BIT(0) > #define OVL1_2L_MOUT_EN_RDMA1 BIT(4) > +#define DITHER0_MOUT_IN_DSI0 BIT(0) > #define DISP_PATH0_SEL_IN_OVL0_2L 0x1 > > #define MT2701_DISP_MUTEX0_MOD0 0x2c > @@ -323,6 +325,9 @@ static unsigned int mtk_ddp_mout_en(const struct mtk_mmsys_reg_data *data, > next == DDP_COMPONENT_RDMA1) { > *addr = MT8183_DISP_OVL1_2L_MOUT_EN; > value = OVL1_2L_MOUT_EN_RDMA1; > + } else if (cur == DDP_COMPONENT_DITHER && next == DDP_COMPONENT_DSI0) { > + *addr = MT8183_DISP_DITHER0_MOUT_EN; > + value = DITHER0_MOUT_IN_DSI0; > } else { > value = 0; > } _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel