From: <yongqiang.niu@mediatek.com>
To: <ck.hu@mediatek.com>, <p.zabel@pengutronix.de>,
<robh+dt@kernel.org>, <matthias.bgg@gmail.com>
Cc: <airlied@linux.ie>, <mark.rutland@arm.com>,
<dri-devel@lists.freedesktop.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>, <Bibby.Hsieh@mediatek.com>,
<yt.shen@mediatek.com>,
Yongqiang Niu <yongqiang.niu@mediatek.com>
Subject: [PATCH v2 12/25] drm/mediatek: add component DITHER
Date: Wed, 27 Mar 2019 14:19:08 +0800 [thread overview]
Message-ID: <1553667561-25447-13-git-send-email-yongqiang.niu@mediatek.com> (raw)
In-Reply-To: <1553667561-25447-1-git-send-email-yongqiang.niu@mediatek.com>
From: Yongqiang Niu <yongqiang.niu@mediatek.com>
This patch add component DITHER
Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
---
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 24152e5..afd6ca2 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -47,6 +47,12 @@
#define CCORR_RELAY_MODE BIT(0)
#define DISP_CCORR_SIZE 0x0030
+#define DISP_DITHER_EN 0x0000
+#define DITHER_EN BIT(0)
+#define DISP_DITHER_CFG 0x0020
+#define DITHER_RELAY_MODE BIT(0)
+#define DISP_DITHER_SIZE 0x0030
+
#define DISP_GAMMA_EN 0x0000
#define DISP_GAMMA_CFG 0x0020
#define DISP_GAMMA_SIZE 0x0030
@@ -155,6 +161,24 @@ static void mtk_ccorr_stop(struct mtk_ddp_comp *comp)
writel_relaxed(0x0, comp->regs + DISP_CCORR_EN);
}
+static void mtk_dither_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_DITHER_SIZE);
+ writel(DITHER_RELAY_MODE, comp->regs + DISP_DITHER_CFG);
+}
+
+static void mtk_dither_start(struct mtk_ddp_comp *comp)
+{
+ writel(DITHER_EN, comp->regs + DISP_DITHER_EN);
+}
+
+static void mtk_dither_stop(struct mtk_ddp_comp *comp)
+{
+ writel_relaxed(0x0, comp->regs + DISP_DITHER_EN);
+}
+
static void mtk_gamma_config(struct mtk_ddp_comp *comp, unsigned int w,
unsigned int h, unsigned int vrefresh,
unsigned int bpc)
@@ -209,6 +233,12 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp,
.stop = mtk_ccorr_stop,
};
+static const struct mtk_ddp_comp_funcs ddp_dither = {
+ .config = mtk_dither_config,
+ .start = mtk_dither_start,
+ .stop = mtk_dither_stop,
+};
+
static const struct mtk_ddp_comp_funcs ddp_gamma = {
.gamma_set = mtk_gamma_set,
.config = mtk_gamma_config,
@@ -234,6 +264,7 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp,
[MTK_DISP_CCORR] = "ccorr",
[MTK_DISP_AAL] = "aal",
[MTK_DISP_GAMMA] = "gamma",
+ [MTK_DISP_DITHER] = "dither",
[MTK_DISP_UFOE] = "ufoe",
[MTK_DSI] = "dsi",
[MTK_DPI] = "dpi",
@@ -256,6 +287,7 @@ struct mtk_ddp_comp_match {
[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_DITHER] = { MTK_DISP_DITHER, 0, &ddp_dither },
[DDP_COMPONENT_DPI0] = { MTK_DPI, 0, NULL },
[DDP_COMPONENT_DPI1] = { MTK_DPI, 1, NULL },
[DDP_COMPONENT_DSI0] = { MTK_DSI, 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 2c1b006..b76b663 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -30,6 +30,7 @@ enum mtk_ddp_comp_type {
MTK_DISP_WDMA,
MTK_DISP_COLOR,
MTK_DISP_CCORR,
+ MTK_DISP_DITHER,
MTK_DISP_AAL,
MTK_DISP_GAMMA,
MTK_DISP_UFOE,
@@ -49,6 +50,7 @@ enum mtk_ddp_comp_id {
DDP_COMPONENT_CCORR,
DDP_COMPONENT_COLOR0,
DDP_COMPONENT_COLOR1,
+ DDP_COMPONENT_DITHER,
DDP_COMPONENT_DPI0,
DDP_COMPONENT_DPI1,
DDP_COMPONENT_DSI0,
--
1.8.1.1.dirty
next prev parent reply other threads:[~2019-03-27 6:20 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-27 6:18 [PATCH v2 00/25] add drm support for MT8183 yongqiang.niu
2019-03-27 6:18 ` [PATCH v2 01/25] arm64: dts: add display nodes for mt8183 yongqiang.niu
2019-03-28 3:18 ` CK Hu
2019-03-27 6:18 ` [PATCH v2 02/25] dt-bindings: mediatek: add binding for mt8183 display yongqiang.niu
2019-03-27 9:39 ` CK Hu
2019-03-31 6:42 ` Rob Herring
2019-03-27 6:18 ` [PATCH v2 03/25] drm/mediatek: add mutex mod into ddp private data yongqiang.niu
2019-03-28 1:33 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 04/25] drm/mediatek: add mutex sof " yongqiang.niu
2019-03-28 3:02 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 05/25] drm/mediatek: split DISP_REG_CONFIG_DSI_SEL setting into another use case yongqiang.niu
2019-03-28 3:37 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 06/25] drm/mediatek: redefine mtk_ddp_sout_sel yongqiang.niu
2019-04-11 6:09 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 07/25] drm/mediatek: move rdma sout from mtk_ddp_mout_en into mtk_ddp_sout_sel yongqiang.niu
2019-04-11 5:30 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 08/25] drm/mediatek: add ddp component CCORR yongqiang.niu
2019-04-11 5:57 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 09/25] drm/mediatek: add mmsys private data for ddp path config yongqiang.niu
2019-04-11 10:42 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 10/25] drm/mediatek: add commponent OVL0_2L yongqiang.niu
2019-04-11 6:14 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 11/25] drm/mediatek: add component OVL1_2L yongqiang.niu
2019-03-27 6:19 ` yongqiang.niu [this message]
2019-04-11 6:28 ` [PATCH v2 12/25] drm/mediatek: add component DITHER CK Hu
2019-03-27 6:19 ` [PATCH v2 13/25] drm/mediatek: add gmc_bits for ovl private data yongqiang.niu
2019-04-11 6:48 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 14/25] drm/medaitek: add layer_nr " yongqiang.niu
2019-04-11 10:57 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 15/25] drm/mediatek: add function to background color input select for ovl/ovl_2l direct link yongqiang.niu
2019-04-11 11:01 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 16/25] drm/mediatek: add ddp write register common api yongqiang.niu
2019-04-11 11:15 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 17/25] drm/mediatek: add background color input select function for ovl/ovl_2l yongqiang.niu
2019-04-16 7:38 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 18/25] drm/mediatek: add RDMA fifo size error handle yongqiang.niu
2019-04-16 8:00 ` CK Hu
2019-04-16 8:37 ` Yongqiang Niu
2019-04-16 11:31 ` YT Shen
2019-03-27 6:19 ` [PATCH v2 19/25] drm/mediatek: add function mtk_ddp_comp_get_type yongqiang.niu
2019-03-27 6:19 ` [PATCH v2 20/25] drm/mediatek: add ovl0/ovl0_2l usecase yongqiang.niu
2019-04-16 8:20 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 21/25] drm/mediatek: add support for mediatek SOC MT8183 yongqiang.niu
2019-04-11 10:33 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 22/25] drm/mediatek: adjust ddp clock control flow yongqiang.niu
2019-04-16 8:24 ` CK Hu
2019-05-28 5:35 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 23/25] drm/mediatek: add vmap support for mediatek drm yongqiang.niu
2019-04-16 8:30 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 24/25] drm/mediatek: respect page offset for PRIME mmap calls yongqiang.niu
2019-04-16 8:33 ` CK Hu
2019-05-28 5:35 ` CK Hu
2019-03-27 6:19 ` [PATCH v2 25/25] drm/mediatek: enable allow_fb_modifiers for mediatek drm yongqiang.niu
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