linux-kernel - [PATCH v3, 08/27] drm/mediatek: add mutex sof into ddp private data

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Message-ID: <1559734986-7379-9-git-send-email-yongqiang.niu@mediatek.com>
Date:   Wed, 5 Jun 2019 19:42:47 +0800
From:   <yongqiang.niu@...iatek.com>
To:     CK Hu <ck.hu@...iatek.com>, Philipp Zabel <p.zabel@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
CC:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
        Mark Rutland <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>,
        Yongqiang Niu <yongqiang.niu@...iatek.com>
Subject: [PATCH v3, 08/27] drm/mediatek: add mutex sof into ddp private data

From: Yongqiang Niu <yongqiang.niu@...iatek.com>

mutex sof will be ddp private data

Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 44 +++++++++++++++++++++++++++-------
 1 file changed, 36 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index 8bde2cf..e1a510f 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -149,8 +149,20 @@ struct mtk_disp_mutex {
 	bool claimed;
 };
 
+enum mtk_ddp_mutex_sof_id {
+	DDP_MUTEX_SOF_SINGLE_MODE,
+	DDP_MUTEX_SOF_DSI0,
+	DDP_MUTEX_SOF_DSI1,
+	DDP_MUTEX_SOF_DPI0,
+	DDP_MUTEX_SOF_DPI1,
+	DDP_MUTEX_SOF_DSI2,
+	DDP_MUTEX_SOF_DSI3,
+	DDP_MUTEX_SOF_MAX,
+};
+
 struct mtk_ddp_data {
 	const unsigned int *mutex_mod;
+	const unsigned int *mutex_sof;
 	const unsigned int mutex_mod_reg;
 };
 
@@ -209,18 +221,31 @@ struct mtk_ddp {
 	[DDP_COMPONENT_WDMA1] = MT8173_MUTEX_MOD_DISP_WDMA1,
 };
 
+static const unsigned int mt2712_mutex_sof[DDP_MUTEX_SOF_MAX] = {
+	[DDP_MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
+	[DDP_MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
+	[DDP_MUTEX_SOF_DSI1] = MUTEX_SOF_DSI1,
+	[DDP_MUTEX_SOF_DPI0] = MUTEX_SOF_DPI0,
+	[DDP_MUTEX_SOF_DPI1] = MUTEX_SOF_DPI1,
+	[DDP_MUTEX_SOF_DSI2] = MUTEX_SOF_DSI2,
+	[DDP_MUTEX_SOF_DSI3] = MUTEX_SOF_DSI3,
+};
+
 static const struct mtk_ddp_data mt2701_ddp_driver_data = {
 	.mutex_mod = mt2701_mutex_mod,
+	.mutex_sof = mt2712_mutex_sof,
 	.mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
 };
 
 static const struct mtk_ddp_data mt2712_ddp_driver_data = {
 	.mutex_mod = mt2712_mutex_mod,
+	.mutex_sof = mt2712_mutex_sof,
 	.mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
 };
 
 static const struct mtk_ddp_data mt8173_ddp_driver_data = {
 	.mutex_mod = mt8173_mutex_mod,
+	.mutex_sof = mt2712_mutex_sof,
 	.mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
 };
 
@@ -462,28 +487,29 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
 	struct mtk_ddp *ddp = container_of(mutex, struct mtk_ddp,
 					   mutex[mutex->id]);
 	unsigned int reg;
+	unsigned int sof_id;
 	unsigned int offset;
 
 	WARN_ON(&ddp->mutex[mutex->id] != mutex);
 
 	switch (id) {
 	case DDP_COMPONENT_DSI0:
-		reg = MUTEX_SOF_DSI0;
+		sof_id = DDP_MUTEX_SOF_DSI0;
 		break;
 	case DDP_COMPONENT_DSI1:
-		reg = MUTEX_SOF_DSI0;
+		sof_id = DDP_MUTEX_SOF_DSI0;
 		break;
 	case DDP_COMPONENT_DSI2:
-		reg = MUTEX_SOF_DSI2;
+		sof_id = DDP_MUTEX_SOF_DSI2;
 		break;
 	case DDP_COMPONENT_DSI3:
-		reg = MUTEX_SOF_DSI3;
+		sof_id = DDP_MUTEX_SOF_DSI3;
 		break;
 	case DDP_COMPONENT_DPI0:
-		reg = MUTEX_SOF_DPI0;
+		sof_id = DDP_MUTEX_SOF_DPI0;
 		break;
 	case DDP_COMPONENT_DPI1:
-		reg = MUTEX_SOF_DPI1;
+		sof_id = DDP_MUTEX_SOF_DPI1;
 		break;
 	default:
 		if (ddp->data->mutex_mod[id] < 32) {
@@ -501,7 +527,8 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
 		return;
 	}
 
-	writel_relaxed(reg, ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
+	writel_relaxed(ddp->data->mutex_sof[sof_id],
+		       ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
 }
 
 void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
@@ -522,7 +549,8 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
 	case DDP_COMPONENT_DPI0:
 	case DDP_COMPONENT_DPI1:
 		writel_relaxed(MUTEX_SOF_SINGLE_MODE,
-			       ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
+			       ddp->regs +
+			       DISP_REG_MUTEX_SOF(mutex->id));
 		break;
 	default:
 		if (ddp->data->mutex_mod[id] < 32) {
-- 
1.8.1.1.dirty