From mboxrd@z Thu Jan 1 00:00:00 1970 From: CK Hu Subject: Re: [PATCH v5, 14/32] drm/mediatek: add ddp component CCORR Date: Wed, 9 Oct 2019 17:10:14 +0800 Message-ID: <1570612214.3420.1.camel@mtksdaap41> References: <1567090254-15566-1-git-send-email-yongqiang.niu@mediatek.com> <1567090254-15566-15-git-send-email-yongqiang.niu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1567090254-15566-15-git-send-email-yongqiang.niu@mediatek.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: yongqiang.niu@mediatek.com 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 List-Id: dri-devel@lists.freedesktop.org Hi, Yongqiang: On Thu, 2019-08-29 at 22:50 +0800, yongqiang.niu@mediatek.com wrote: > From: Yongqiang Niu > > This patch add ddp component CCORR > Applied to mediatek-drm-next-5.5 [1], thanks. [1] https://github.com/ckhu-mediatek/linux.git-tags/commits/mediatek-drm-next-5.5 Regards, CK > Signed-off-by: Yongqiang Niu > Reviewed-by: CK Hu > --- > 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 d1afa06..b18bd66 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c > @@ -33,6 +33,12 @@ > #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 > @@ -123,6 +129,24 @@ 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) > @@ -171,6 +195,12 @@ 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, > @@ -192,6 +222,7 @@ 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", > @@ -213,6 +244,7 @@ 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 108de60..8d220224 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h > @@ -20,6 +20,7 @@ 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, > @@ -36,6 +37,7 @@ 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,