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Message-ID: <1553667561-25447-4-git-send-email-yongqiang.niu@mediatek.com>
Date: Wed, 27 Mar 2019 14:18:59 +0800
From: <yongqiang.niu@...iatek.com>
To: <ck.hu@...iatek.com>, <p.zabel@...gutronix.de>,
<robh+dt@...nel.org>, <matthias.bgg@...il.com>
CC: <airlied@...ux.ie>, <mark.rutland@....com>,
<dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>, <Bibby.Hsieh@...iatek.com>,
<yt.shen@...iatek.com>, Yongqiang Niu <yongqiang.niu@...iatek.com>
Subject: [PATCH v2 03/25] drm/mediatek: add mutex mod into ddp private data
From: Yongqiang Niu <yongqiang.niu@...iatek.com>
mutex0 MOD register offset not always 0x2C.
for mt8183, that offset will be 0x30,
add this regsiter offset into private data
Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
---
drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 53 +++++++++++++++++++++++++---------
1 file changed, 39 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index 579ce28..7f0d46e 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -41,10 +41,12 @@
#define DISP_REG_CONFIG_DSI_SEL 0x050
#define DISP_REG_CONFIG_DPI_SEL 0x064
+#define MT2701_DISP_MUTEX0_MOD0 0x2C
+
#define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 * (n))
#define DISP_REG_MUTEX(n) (0x24 + 0x20 * (n))
#define DISP_REG_MUTEX_RST(n) (0x28 + 0x20 * (n))
-#define DISP_REG_MUTEX_MOD(n) (0x2c + 0x20 * (n))
+#define DISP_REG_MUTEX_MOD(data, n) ((data)->mutex_mod_reg + 0x20 * (n))
#define DISP_REG_MUTEX_SOF(n) (0x30 + 0x20 * (n))
#define DISP_REG_MUTEX_MOD2(n) (0x34 + 0x20 * (n))
@@ -147,12 +149,17 @@ struct mtk_disp_mutex {
bool claimed;
};
+struct mtk_ddp_data {
+ const unsigned int *mutex_mod;
+ unsigned int mutex_mod_reg;
+};
+
struct mtk_ddp {
struct device *dev;
struct clk *clk;
void __iomem *regs;
struct mtk_disp_mutex mutex[10];
- const unsigned int *mutex_mod;
+ const struct mtk_ddp_data *data;
};
static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = {
@@ -202,6 +209,21 @@ struct mtk_ddp {
[DDP_COMPONENT_WDMA1] = MT8173_MUTEX_MOD_DISP_WDMA1,
};
+static const struct mtk_ddp_data mt2701_ddp_driver_data = {
+ .mutex_mod = mt2701_mutex_mod,
+ .mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
+};
+
+static const struct mtk_ddp_data mt2712_ddp_driver_data = {
+ .mutex_mod = mt2712_mutex_mod,
+ .mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
+};
+
+static const struct mtk_ddp_data mt8173_ddp_driver_data = {
+ .mutex_mod = mt8173_mutex_mod,
+ .mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
+};
+
static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
enum mtk_ddp_comp_id next,
unsigned int *addr)
@@ -464,15 +486,15 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
reg = MUTEX_SOF_DPI1;
break;
default:
- if (ddp->mutex_mod[id] < 32) {
- offset = DISP_REG_MUTEX_MOD(mutex->id);
+ if (ddp->data->mutex_mod[id] < 32) {
+ offset = DISP_REG_MUTEX_MOD(ddp->data, mutex->id);
reg = readl_relaxed(ddp->regs + offset);
- reg |= 1 << ddp->mutex_mod[id];
+ reg |= 1 << ddp->data->mutex_mod[id];
writel_relaxed(reg, ddp->regs + offset);
} else {
offset = DISP_REG_MUTEX_MOD2(mutex->id);
reg = readl_relaxed(ddp->regs + offset);
- reg |= 1 << (ddp->mutex_mod[id] - 32);
+ reg |= 1 << (ddp->data->mutex_mod[id] - 32);
writel_relaxed(reg, ddp->regs + offset);
}
return;
@@ -502,15 +524,15 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
break;
default:
- if (ddp->mutex_mod[id] < 32) {
- offset = DISP_REG_MUTEX_MOD(mutex->id);
+ if (ddp->data->mutex_mod[id] < 32) {
+ offset = DISP_REG_MUTEX_MOD(ddp->data, mutex->id);
reg = readl_relaxed(ddp->regs + offset);
- reg &= ~(1 << ddp->mutex_mod[id]);
+ reg &= ~(1 << ddp->data->mutex_mod[id]);
writel_relaxed(reg, ddp->regs + offset);
} else {
offset = DISP_REG_MUTEX_MOD2(mutex->id);
reg = readl_relaxed(ddp->regs + offset);
- reg &= ~(1 << (ddp->mutex_mod[id] - 32));
+ reg &= ~(1 << (ddp->data->mutex_mod[id] - 32));
writel_relaxed(reg, ddp->regs + offset);
}
break;
@@ -585,7 +607,7 @@ static int mtk_ddp_probe(struct platform_device *pdev)
return PTR_ERR(ddp->regs);
}
- ddp->mutex_mod = of_device_get_match_data(dev);
+ ddp->data = of_device_get_match_data(dev);
platform_set_drvdata(pdev, ddp);
@@ -598,9 +620,12 @@ static int mtk_ddp_remove(struct platform_device *pdev)
}
static const struct of_device_id ddp_driver_dt_match[] = {
- { .compatible = "mediatek,mt2701-disp-mutex", .data = mt2701_mutex_mod},
- { .compatible = "mediatek,mt2712-disp-mutex", .data = mt2712_mutex_mod},
- { .compatible = "mediatek,mt8173-disp-mutex", .data = mt8173_mutex_mod},
+ { .compatible = "mediatek,mt2701-disp-mutex",
+ .data = &mt2701_ddp_driver_data},
+ { .compatible = "mediatek,mt2712-disp-mutex",
+ .data = &mt2712_ddp_driver_data},
+ { .compatible = "mediatek,mt8173-disp-mutex",
+ .data = &mt8173_ddp_driver_data},
{},
};
MODULE_DEVICE_TABLE(of, ddp_driver_dt_match);
--
1.8.1.1.dirty
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