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drm/mediatek: support maximum 64 mutex mod

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This patch support that if modules more than 32,
add index more than 31 when using DISP_REG_MUTEX_MOD2 bit

Signed-off-by: Stu Hsieh <stu.hsieh@mediatek.com>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
This commit is contained in:
stu.hsieh@mediatek.com 2018-06-20 16:19:04 +08:00 committed by CK Hu
parent 9dd64e8f7b
commit 8617ec2474
1 changed files with 46 additions and 27 deletions
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73
drivers/gpu/drm/mediatek/mtk_drm_ddp.c
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@ -41,31 +41,32 @@
#define DISP_REG_MUTEX_RST(n) (0x28 + 0x20 * (n))
#define DISP_REG_MUTEX_MOD(n) (0x2c + 0x20 * (n))
#define DISP_REG_MUTEX_SOF(n) (0x30 + 0x20 * (n))
#define DISP_REG_MUTEX_MOD2(n) (0x34 + 0x20 * (n))
#define INT_MUTEX BIT(1)
#define MT8173_MUTEX_MOD_DISP_OVL0 BIT(11)
#define MT8173_MUTEX_MOD_DISP_OVL1 BIT(12)
#define MT8173_MUTEX_MOD_DISP_RDMA0 BIT(13)
#define MT8173_MUTEX_MOD_DISP_RDMA1 BIT(14)
#define MT8173_MUTEX_MOD_DISP_RDMA2 BIT(15)
#define MT8173_MUTEX_MOD_DISP_WDMA0 BIT(16)
#define MT8173_MUTEX_MOD_DISP_WDMA1 BIT(17)
#define MT8173_MUTEX_MOD_DISP_COLOR0 BIT(18)
#define MT8173_MUTEX_MOD_DISP_COLOR1 BIT(19)
#define MT8173_MUTEX_MOD_DISP_AAL BIT(20)
#define MT8173_MUTEX_MOD_DISP_GAMMA BIT(21)
#define MT8173_MUTEX_MOD_DISP_UFOE BIT(22)
#define MT8173_MUTEX_MOD_DISP_PWM0 BIT(23)
#define MT8173_MUTEX_MOD_DISP_PWM1 BIT(24)
#define MT8173_MUTEX_MOD_DISP_OD BIT(25)
#define MT8173_MUTEX_MOD_DISP_OVL0 11
#define MT8173_MUTEX_MOD_DISP_OVL1 12
#define MT8173_MUTEX_MOD_DISP_RDMA0 13
#define MT8173_MUTEX_MOD_DISP_RDMA1 14
#define MT8173_MUTEX_MOD_DISP_RDMA2 15
#define MT8173_MUTEX_MOD_DISP_WDMA0 16
#define MT8173_MUTEX_MOD_DISP_WDMA1 17
#define MT8173_MUTEX_MOD_DISP_COLOR0 18
#define MT8173_MUTEX_MOD_DISP_COLOR1 19
#define MT8173_MUTEX_MOD_DISP_AAL 20
#define MT8173_MUTEX_MOD_DISP_GAMMA 21
#define MT8173_MUTEX_MOD_DISP_UFOE 22
#define MT8173_MUTEX_MOD_DISP_PWM0 23
#define MT8173_MUTEX_MOD_DISP_PWM1 24
#define MT8173_MUTEX_MOD_DISP_OD 25
#define MT2701_MUTEX_MOD_DISP_OVL BIT(3)
#define MT2701_MUTEX_MOD_DISP_WDMA BIT(6)
#define MT2701_MUTEX_MOD_DISP_COLOR BIT(7)
#define MT2701_MUTEX_MOD_DISP_BLS BIT(9)
#define MT2701_MUTEX_MOD_DISP_RDMA0 BIT(10)
#define MT2701_MUTEX_MOD_DISP_RDMA1 BIT(12)
#define MT2701_MUTEX_MOD_DISP_OVL 3
#define MT2701_MUTEX_MOD_DISP_WDMA 6
#define MT2701_MUTEX_MOD_DISP_COLOR 7
#define MT2701_MUTEX_MOD_DISP_BLS 9
#define MT2701_MUTEX_MOD_DISP_RDMA0 10
#define MT2701_MUTEX_MOD_DISP_RDMA1 12
#define MUTEX_SOF_SINGLE_MODE 0
#define MUTEX_SOF_DSI0 1
@ -278,6 +279,7 @@ 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 offset;
WARN_ON(&ddp->mutex[mutex->id] != mutex);
@ -292,9 +294,17 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
reg = MUTEX_SOF_DPI0;
break;
default:
reg = readl_relaxed(ddp->regs + DISP_REG_MUTEX_MOD(mutex->id));
reg |= ddp->mutex_mod[id];
writel_relaxed(reg, ddp->regs + DISP_REG_MUTEX_MOD(mutex->id));
if (ddp->mutex_mod[id] < 32) {
offset = DISP_REG_MUTEX_MOD(mutex->id);
reg = readl_relaxed(ddp->regs + offset);
reg |= 1 << ddp->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);
writel_relaxed(reg, ddp->regs + offset);
}
return;
}
@ -307,6 +317,7 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
struct mtk_ddp *ddp = container_of(mutex, struct mtk_ddp,
mutex[mutex->id]);
unsigned int reg;
unsigned int offset;
WARN_ON(&ddp->mutex[mutex->id] != mutex);
@ -318,9 +329,17 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
break;
default:
reg = readl_relaxed(ddp->regs + DISP_REG_MUTEX_MOD(mutex->id));
reg &= ~(ddp->mutex_mod[id]);
writel_relaxed(reg, ddp->regs + DISP_REG_MUTEX_MOD(mutex->id));
if (ddp->mutex_mod[id] < 32) {
offset = DISP_REG_MUTEX_MOD(mutex->id);
reg = readl_relaxed(ddp->regs + offset);
reg &= ~(1 << ddp->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));
writel_relaxed(reg, ddp->regs + offset);
}
break;
}
}