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Thu, 11 Apr 2019 13:57:26 +0800 Message-ID: <1554962246.4768.2.camel@mtksdaap41> Subject: Re: [PATCH v2 08/25] drm/mediatek: add ddp component CCORR From: CK Hu To: Date: Thu, 11 Apr 2019 13:57:26 +0800 In-Reply-To: <1553667561-25447-9-git-send-email-yongqiang.niu@mediatek.com> References: <1553667561-25447-1-git-send-email-yongqiang.niu@mediatek.com> <1553667561-25447-9-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: B71A6D989A391FBC943CBE3C8939E504F200958FC95509639B41D6EAC5B9A02D2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190410_225758_158468_8F831188 X-CRM114-Status: GOOD ( 11.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, Bibby.Hsieh@mediatek.com, airlied@linux.ie, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, yt.shen@mediatek.com, robh+dt@kernel.org, linux-mediatek@lists.infradead.org, p.zabel@pengutronix.de, matthias.bgg@gmail.com, 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 Wed, 2019-03-27 at 14:19 +0800, yongqiang.niu@mediatek.com wrote: > From: Yongqiang Niu > > This patch add ddp component CCORR Reviewed-by: CK Hu > > Signed-off-by: Yongqiang Niu > --- > drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 32 +++++++++++++++++++++++++++++ > drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 2 ++ > 2 files changed, 34 insertions(+) > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c > index 54ca794..310c0b9 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c > @@ -41,6 +41,12 @@ > #define DISP_AAL_EN 0x0000 > #define DISP_AAL_SIZE 0x0030 > > +#define DISP_CCORR_EN 0x0000 > +#define CCORR_EN BIT(0) > +#define DISP_CCORR_CFG 0x0020 > +#define CCORR_RELAY_MODE BIT(0) > +#define DISP_CCORR_SIZE 0x0030 > + > #define DISP_GAMMA_EN 0x0000 > #define DISP_GAMMA_CFG 0x0020 > #define DISP_GAMMA_SIZE 0x0030 > @@ -131,6 +137,24 @@ static void mtk_aal_stop(struct mtk_ddp_comp *comp) > writel_relaxed(0x0, comp->regs + DISP_AAL_EN); > } > > +static void mtk_ccorr_config(struct mtk_ddp_comp *comp, unsigned int w, > + unsigned int h, unsigned int vrefresh, > + unsigned int bpc) > +{ > + writel(h << 16 | w, comp->regs + DISP_CCORR_SIZE); > + writel(CCORR_RELAY_MODE, comp->regs + DISP_CCORR_CFG); > +} > + > +static void mtk_ccorr_start(struct mtk_ddp_comp *comp) > +{ > + writel(CCORR_EN, comp->regs + DISP_CCORR_EN); > +} > + > +static void mtk_ccorr_stop(struct mtk_ddp_comp *comp) > +{ > + writel_relaxed(0x0, comp->regs + DISP_CCORR_EN); > +} > + > static void mtk_gamma_config(struct mtk_ddp_comp *comp, unsigned int w, > unsigned int h, unsigned int vrefresh, > unsigned int bpc) > @@ -179,6 +203,12 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp, > .stop = mtk_aal_stop, > }; > > +static const struct mtk_ddp_comp_funcs ddp_ccorr = { > + .config = mtk_ccorr_config, > + .start = mtk_ccorr_start, > + .stop = mtk_ccorr_stop, > +}; > + > static const struct mtk_ddp_comp_funcs ddp_gamma = { > .gamma_set = mtk_gamma_set, > .config = mtk_gamma_config, > @@ -200,6 +230,7 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp, > [MTK_DISP_RDMA] = "rdma", > [MTK_DISP_WDMA] = "wdma", > [MTK_DISP_COLOR] = "color", > + [MTK_DISP_CCORR] = "ccorr", > [MTK_DISP_AAL] = "aal", > [MTK_DISP_GAMMA] = "gamma", > [MTK_DISP_UFOE] = "ufoe", > @@ -221,6 +252,7 @@ struct mtk_ddp_comp_match { > [DDP_COMPONENT_AAL0] = { MTK_DISP_AAL, 0, &ddp_aal }, > [DDP_COMPONENT_AAL1] = { MTK_DISP_AAL, 1, &ddp_aal }, > [DDP_COMPONENT_BLS] = { MTK_DISP_BLS, 0, NULL }, > + [DDP_COMPONENT_CCORR] = { MTK_DISP_CCORR, 0, &ddp_ccorr }, > [DDP_COMPONENT_COLOR0] = { MTK_DISP_COLOR, 0, NULL }, > [DDP_COMPONENT_COLOR1] = { MTK_DISP_COLOR, 1, NULL }, > [DDP_COMPONENT_DPI0] = { MTK_DPI, 0, NULL }, > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h > index 8399229..87ef290 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h > @@ -28,6 +28,7 @@ enum mtk_ddp_comp_type { > MTK_DISP_RDMA, > MTK_DISP_WDMA, > MTK_DISP_COLOR, > + MTK_DISP_CCORR, > MTK_DISP_AAL, > MTK_DISP_GAMMA, > MTK_DISP_UFOE, > @@ -44,6 +45,7 @@ enum mtk_ddp_comp_id { > DDP_COMPONENT_AAL0, > DDP_COMPONENT_AAL1, > DDP_COMPONENT_BLS, > + DDP_COMPONENT_CCORR, > DDP_COMPONENT_COLOR0, > DDP_COMPONENT_COLOR1, > DDP_COMPONENT_DPI0, _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel