[deliverable/linux.git] / drivers / gpu / ipu-v3 / ipu-prv.h

/*
 * Copyright (c) 2010 Sascha Hauer <s.hauer@pengutronix.de>
 * Copyright (C) 2005-2009 Freescale Semiconductor, Inc.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * for more details.
 */
#ifndef __IPU_PRV_H__
#define __IPU_PRV_H__

struct ipu_soc;

#include <linux/types.h>
#include <linux/device.h>
#include <linux/clk.h>
#include <linux/platform_device.h>

#include <video/imx-ipu-v3.h>

#define IPUV3_CHANNEL_CSI0			 0
#define IPUV3_CHANNEL_CSI1			 1
#define IPUV3_CHANNEL_CSI2			 2
#define IPUV3_CHANNEL_CSI3			 3
#define IPUV3_CHANNEL_MEM_BG_SYNC		23
#define IPUV3_CHANNEL_MEM_FG_SYNC		27
#define IPUV3_CHANNEL_MEM_DC_SYNC		28
#define IPUV3_CHANNEL_MEM_FG_SYNC_ALPHA		31
#define IPUV3_CHANNEL_MEM_DC_ASYNC		41
#define IPUV3_CHANNEL_ROT_ENC_MEM		45
#define IPUV3_CHANNEL_ROT_VF_MEM		46
#define IPUV3_CHANNEL_ROT_PP_MEM		47
#define IPUV3_CHANNEL_ROT_ENC_MEM_OUT		48
#define IPUV3_CHANNEL_ROT_VF_MEM_OUT		49
#define IPUV3_CHANNEL_ROT_PP_MEM_OUT		50
#define IPUV3_CHANNEL_MEM_BG_SYNC_ALPHA		51

#define IPU_MCU_T_DEFAULT	8
#define IPU_CM_IDMAC_REG_OFS	0x00008000
#define IPU_CM_IC_REG_OFS	0x00020000
#define IPU_CM_IRT_REG_OFS	0x00028000
#define IPU_CM_CSI0_REG_OFS	0x00030000
#define IPU_CM_CSI1_REG_OFS	0x00038000
#define IPU_CM_SMFC_REG_OFS	0x00050000
#define IPU_CM_DC_REG_OFS	0x00058000
#define IPU_CM_DMFC_REG_OFS	0x00060000

/* Register addresses */
/* IPU Common registers */
#define IPU_CM_REG(offset)	(offset)

#define IPU_CONF			IPU_CM_REG(0)

#define IPU_SRM_PRI1			IPU_CM_REG(0x00a0)
#define IPU_SRM_PRI2			IPU_CM_REG(0x00a4)
#define IPU_FS_PROC_FLOW1		IPU_CM_REG(0x00a8)
#define IPU_FS_PROC_FLOW2		IPU_CM_REG(0x00ac)
#define IPU_FS_PROC_FLOW3		IPU_CM_REG(0x00b0)
#define IPU_FS_DISP_FLOW1		IPU_CM_REG(0x00b4)
#define IPU_FS_DISP_FLOW2		IPU_CM_REG(0x00b8)
#define IPU_SKIP			IPU_CM_REG(0x00bc)
#define IPU_DISP_ALT_CONF		IPU_CM_REG(0x00c0)
#define IPU_DISP_GEN			IPU_CM_REG(0x00c4)
#define IPU_DISP_ALT1			IPU_CM_REG(0x00c8)
#define IPU_DISP_ALT2			IPU_CM_REG(0x00cc)
#define IPU_DISP_ALT3			IPU_CM_REG(0x00d0)
#define IPU_DISP_ALT4			IPU_CM_REG(0x00d4)
#define IPU_SNOOP			IPU_CM_REG(0x00d8)
#define IPU_MEM_RST			IPU_CM_REG(0x00dc)
#define IPU_PM				IPU_CM_REG(0x00e0)
#define IPU_GPR				IPU_CM_REG(0x00e4)
#define IPU_CHA_DB_MODE_SEL(ch)		IPU_CM_REG(0x0150 + 4 * ((ch) / 32))
#define IPU_ALT_CHA_DB_MODE_SEL(ch)	IPU_CM_REG(0x0168 + 4 * ((ch) / 32))
#define IPU_CHA_CUR_BUF(ch)		IPU_CM_REG(0x023C + 4 * ((ch) / 32))
#define IPU_ALT_CUR_BUF0		IPU_CM_REG(0x0244)
#define IPU_ALT_CUR_BUF1		IPU_CM_REG(0x0248)
#define IPU_SRM_STAT			IPU_CM_REG(0x024C)
#define IPU_PROC_TASK_STAT		IPU_CM_REG(0x0250)
#define IPU_DISP_TASK_STAT		IPU_CM_REG(0x0254)
#define IPU_CHA_BUF0_RDY(ch)		IPU_CM_REG(0x0268 + 4 * ((ch) / 32))
#define IPU_CHA_BUF1_RDY(ch)		IPU_CM_REG(0x0270 + 4 * ((ch) / 32))
#define IPU_ALT_CHA_BUF0_RDY(ch)	IPU_CM_REG(0x0278 + 4 * ((ch) / 32))
#define IPU_ALT_CHA_BUF1_RDY(ch)	IPU_CM_REG(0x0280 + 4 * ((ch) / 32))

#define IPU_INT_CTRL(n)		IPU_CM_REG(0x003C + 4 * (n))
#define IPU_INT_STAT(n)		IPU_CM_REG(0x0200 + 4 * (n))

#define IPU_DI0_COUNTER_RELEASE			(1 << 24)
#define IPU_DI1_COUNTER_RELEASE			(1 << 25)

#define IPU_IDMAC_REG(offset)	(offset)

#define IDMAC_CONF			IPU_IDMAC_REG(0x0000)
#define IDMAC_CHA_EN(ch)		IPU_IDMAC_REG(0x0004 + 4 * ((ch) / 32))
#define IDMAC_SEP_ALPHA			IPU_IDMAC_REG(0x000c)
#define IDMAC_ALT_SEP_ALPHA		IPU_IDMAC_REG(0x0010)
#define IDMAC_CHA_PRI(ch)		IPU_IDMAC_REG(0x0014 + 4 * ((ch) / 32))
#define IDMAC_WM_EN(ch)			IPU_IDMAC_REG(0x001c + 4 * ((ch) / 32))
#define IDMAC_CH_LOCK_EN_1		IPU_IDMAC_REG(0x0024)
#define IDMAC_CH_LOCK_EN_2		IPU_IDMAC_REG(0x0028)
#define IDMAC_SUB_ADDR_0		IPU_IDMAC_REG(0x002c)
#define IDMAC_SUB_ADDR_1		IPU_IDMAC_REG(0x0030)
#define IDMAC_SUB_ADDR_2		IPU_IDMAC_REG(0x0034)
#define IDMAC_BAND_EN(ch)		IPU_IDMAC_REG(0x0040 + 4 * ((ch) / 32))
#define IDMAC_CHA_BUSY(ch)		IPU_IDMAC_REG(0x0100 + 4 * ((ch) / 32))

#define IPU_NUM_IRQS	(32 * 15)

enum ipu_modules {
	IPU_CONF_CSI0_EN		= (1 << 0),
	IPU_CONF_CSI1_EN		= (1 << 1),
	IPU_CONF_IC_EN			= (1 << 2),
	IPU_CONF_ROT_EN			= (1 << 3),
	IPU_CONF_ISP_EN			= (1 << 4),
	IPU_CONF_DP_EN			= (1 << 5),
	IPU_CONF_DI0_EN			= (1 << 6),
	IPU_CONF_DI1_EN			= (1 << 7),
	IPU_CONF_SMFC_EN		= (1 << 8),
	IPU_CONF_DC_EN			= (1 << 9),
	IPU_CONF_DMFC_EN		= (1 << 10),

	IPU_CONF_VDI_EN			= (1 << 12),

	IPU_CONF_IDMAC_DIS		= (1 << 22),

	IPU_CONF_IC_DMFC_SEL		= (1 << 25),
	IPU_CONF_IC_DMFC_SYNC		= (1 << 26),
	IPU_CONF_VDI_DMFC_SYNC		= (1 << 27),

	IPU_CONF_CSI0_DATA_SOURCE	= (1 << 28),
	IPU_CONF_CSI1_DATA_SOURCE	= (1 << 29),
	IPU_CONF_IC_INPUT		= (1 << 30),
	IPU_CONF_CSI_SEL		= (1 << 31),
};

struct ipuv3_channel {
	unsigned int num;

	bool enabled;
	bool busy;

	struct ipu_soc *ipu;
};

struct ipu_dc_priv;
struct ipu_dmfc_priv;
struct ipu_di;
struct ipu_smfc_priv;

struct ipu_devtype;

struct ipu_soc {
	struct device		*dev;
	const struct ipu_devtype	*devtype;
	enum ipuv3_type		ipu_type;
	spinlock_t		lock;
	struct mutex		channel_lock;

	void __iomem		*cm_reg;
	void __iomem		*idmac_reg;
	struct ipu_ch_param __iomem	*cpmem_base;

	int			usecount;

	struct clk		*clk;

	struct ipuv3_channel	channel[64];

	int			irq_sync;
	int			irq_err;
	struct irq_domain	*domain;

	struct ipu_dc_priv	*dc_priv;
	struct ipu_dp_priv	*dp_priv;
	struct ipu_dmfc_priv	*dmfc_priv;
	struct ipu_di		*di_priv[2];
	struct ipu_smfc_priv	*smfc_priv;
};

void ipu_srm_dp_sync_update(struct ipu_soc *ipu);

int ipu_module_enable(struct ipu_soc *ipu, u32 mask);
int ipu_module_disable(struct ipu_soc *ipu, u32 mask);

bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno);
int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms);

int ipu_di_init(struct ipu_soc *ipu, struct device *dev, int id,
		unsigned long base, u32 module, struct clk *ipu_clk);
void ipu_di_exit(struct ipu_soc *ipu, int id);

int ipu_dmfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
		struct clk *ipu_clk);
void ipu_dmfc_exit(struct ipu_soc *ipu);

int ipu_dp_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
void ipu_dp_exit(struct ipu_soc *ipu);

int ipu_dc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
		unsigned long template_base);
void ipu_dc_exit(struct ipu_soc *ipu);

int ipu_cpmem_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
void ipu_cpmem_exit(struct ipu_soc *ipu);

int ipu_smfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
void ipu_smfc_exit(struct ipu_soc *ipu);

#endif				/* __IPU_PRV_H__ */
Commit	Line	Data
aecfbdb1 SH	1	/*
	2	* Copyright (c) 2010 Sascha Hauer <s.hauer@pengutronix.de>
	3	* Copyright (C) 2005-2009 Freescale Semiconductor, Inc.
	4	*
	5	* This program is free software; you can redistribute it and/or modify it
	6	* under the terms of the GNU General Public License as published by the
	7	* Free Software Foundation; either version 2 of the License, or (at your
	8	* option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful, but
	11	* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
	12	* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	13	* for more details.
	14	*/
	15	#ifndef __IPU_PRV_H__
	16	#define __IPU_PRV_H__
	17
	18	struct ipu_soc;
	19
	20	#include <linux/types.h>
	21	#include <linux/device.h>
	22	#include <linux/clk.h>
	23	#include <linux/platform_device.h>
	24
39b9004d	25	#include <video/imx-ipu-v3.h>
aecfbdb1 SH	26
	27	#define IPUV3_CHANNEL_CSI0 0
	28	#define IPUV3_CHANNEL_CSI1 1
	29	#define IPUV3_CHANNEL_CSI2 2
	30	#define IPUV3_CHANNEL_CSI3 3
	31	#define IPUV3_CHANNEL_MEM_BG_SYNC 23
	32	#define IPUV3_CHANNEL_MEM_FG_SYNC 27
	33	#define IPUV3_CHANNEL_MEM_DC_SYNC 28
	34	#define IPUV3_CHANNEL_MEM_FG_SYNC_ALPHA 31
	35	#define IPUV3_CHANNEL_MEM_DC_ASYNC 41
	36	#define IPUV3_CHANNEL_ROT_ENC_MEM 45
	37	#define IPUV3_CHANNEL_ROT_VF_MEM 46
	38	#define IPUV3_CHANNEL_ROT_PP_MEM 47
	39	#define IPUV3_CHANNEL_ROT_ENC_MEM_OUT 48
	40	#define IPUV3_CHANNEL_ROT_VF_MEM_OUT 49
	41	#define IPUV3_CHANNEL_ROT_PP_MEM_OUT 50
	42	#define IPUV3_CHANNEL_MEM_BG_SYNC_ALPHA 51
	43
	44	#define IPU_MCU_T_DEFAULT 8
	45	#define IPU_CM_IDMAC_REG_OFS 0x00008000
	46	#define IPU_CM_IC_REG_OFS 0x00020000
	47	#define IPU_CM_IRT_REG_OFS 0x00028000
	48	#define IPU_CM_CSI0_REG_OFS 0x00030000
	49	#define IPU_CM_CSI1_REG_OFS 0x00038000
	50	#define IPU_CM_SMFC_REG_OFS 0x00050000
	51	#define IPU_CM_DC_REG_OFS 0x00058000
	52	#define IPU_CM_DMFC_REG_OFS 0x00060000
	53
	54	/* Register addresses */
	55	/* IPU Common registers */
	56	#define IPU_CM_REG(offset) (offset)
	57
	58	#define IPU_CONF IPU_CM_REG(0)
	59
	60	#define IPU_SRM_PRI1 IPU_CM_REG(0x00a0)
	61	#define IPU_SRM_PRI2 IPU_CM_REG(0x00a4)
	62	#define IPU_FS_PROC_FLOW1 IPU_CM_REG(0x00a8)
	63	#define IPU_FS_PROC_FLOW2 IPU_CM_REG(0x00ac)
	64	#define IPU_FS_PROC_FLOW3 IPU_CM_REG(0x00b0)
	65	#define IPU_FS_DISP_FLOW1 IPU_CM_REG(0x00b4)
	66	#define IPU_FS_DISP_FLOW2 IPU_CM_REG(0x00b8)
	67	#define IPU_SKIP IPU_CM_REG(0x00bc)
	68	#define IPU_DISP_ALT_CONF IPU_CM_REG(0x00c0)
	69	#define IPU_DISP_GEN IPU_CM_REG(0x00c4)
	70	#define IPU_DISP_ALT1 IPU_CM_REG(0x00c8)
	71	#define IPU_DISP_ALT2 IPU_CM_REG(0x00cc)
	72	#define IPU_DISP_ALT3 IPU_CM_REG(0x00d0)
	73	#define IPU_DISP_ALT4 IPU_CM_REG(0x00d4)
	74	#define IPU_SNOOP IPU_CM_REG(0x00d8)
	75	#define IPU_MEM_RST IPU_CM_REG(0x00dc)
	76	#define IPU_PM IPU_CM_REG(0x00e0)
	77	#define IPU_GPR IPU_CM_REG(0x00e4)
	78	#define IPU_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0150 + 4 * ((ch) / 32))
	79	#define IPU_ALT_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0168 + 4 * ((ch) / 32))
	80	#define IPU_CHA_CUR_BUF(ch) IPU_CM_REG(0x023C + 4 * ((ch) / 32))
	81	#define IPU_ALT_CUR_BUF0 IPU_CM_REG(0x0244)
	82	#define IPU_ALT_CUR_BUF1 IPU_CM_REG(0x0248)
	83	#define IPU_SRM_STAT IPU_CM_REG(0x024C)
	84	#define IPU_PROC_TASK_STAT IPU_CM_REG(0x0250)
	85	#define IPU_DISP_TASK_STAT IPU_CM_REG(0x0254)
	86	#define IPU_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0268 + 4 * ((ch) / 32))
	87	#define IPU_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0270 + 4 * ((ch) / 32))
	88	#define IPU_ALT_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0278 + 4 * ((ch) / 32))
	89	#define IPU_ALT_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0280 + 4 * ((ch) / 32))
90
91	#define IPU_INT_CTRL(n) IPU_CM_REG(0x003C + 4 * (n))
92	#define IPU_INT_STAT(n) IPU_CM_REG(0x0200 + 4 * (n))
93
94	#define IPU_DI0_COUNTER_RELEASE (1 << 24)
95	#define IPU_DI1_COUNTER_RELEASE (1 << 25)
96
97	#define IPU_IDMAC_REG(offset) (offset)
98
99	#define IDMAC_CONF IPU_IDMAC_REG(0x0000)
100	#define IDMAC_CHA_EN(ch) IPU_IDMAC_REG(0x0004 + 4 * ((ch) / 32))
101	#define IDMAC_SEP_ALPHA IPU_IDMAC_REG(0x000c)
102	#define IDMAC_ALT_SEP_ALPHA IPU_IDMAC_REG(0x0010)
103	#define IDMAC_CHA_PRI(ch) IPU_IDMAC_REG(0x0014 + 4 * ((ch) / 32))
104	#define IDMAC_WM_EN(ch) IPU_IDMAC_REG(0x001c + 4 * ((ch) / 32))
105	#define IDMAC_CH_LOCK_EN_1 IPU_IDMAC_REG(0x0024)
106	#define IDMAC_CH_LOCK_EN_2 IPU_IDMAC_REG(0x0028)
107	#define IDMAC_SUB_ADDR_0 IPU_IDMAC_REG(0x002c)
108	#define IDMAC_SUB_ADDR_1 IPU_IDMAC_REG(0x0030)
109	#define IDMAC_SUB_ADDR_2 IPU_IDMAC_REG(0x0034)
110	#define IDMAC_BAND_EN(ch) IPU_IDMAC_REG(0x0040 + 4 * ((ch) / 32))
111	#define IDMAC_CHA_BUSY(ch) IPU_IDMAC_REG(0x0100 + 4 * ((ch) / 32))
112
e4f2a54e	113	#define IPU_NUM_IRQS (32 * 15)
aecfbdb1 SH	114
	115	enum ipu_modules {
	116	IPU_CONF_CSI0_EN = (1 << 0),
	117	IPU_CONF_CSI1_EN = (1 << 1),
	118	IPU_CONF_IC_EN = (1 << 2),
	119	IPU_CONF_ROT_EN = (1 << 3),
	120	IPU_CONF_ISP_EN = (1 << 4),
	121	IPU_CONF_DP_EN = (1 << 5),
	122	IPU_CONF_DI0_EN = (1 << 6),
	123	IPU_CONF_DI1_EN = (1 << 7),
	124	IPU_CONF_SMFC_EN = (1 << 8),
	125	IPU_CONF_DC_EN = (1 << 9),
	126	IPU_CONF_DMFC_EN = (1 << 10),
	127
	128	IPU_CONF_VDI_EN = (1 << 12),
	129
	130	IPU_CONF_IDMAC_DIS = (1 << 22),
	131
	132	IPU_CONF_IC_DMFC_SEL = (1 << 25),
	133	IPU_CONF_IC_DMFC_SYNC = (1 << 26),
	134	IPU_CONF_VDI_DMFC_SYNC = (1 << 27),
	135
	136	IPU_CONF_CSI0_DATA_SOURCE = (1 << 28),
	137	IPU_CONF_CSI1_DATA_SOURCE = (1 << 29),
	138	IPU_CONF_IC_INPUT = (1 << 30),
	139	IPU_CONF_CSI_SEL = (1 << 31),
	140	};
	141
	142	struct ipuv3_channel {
	143	unsigned int num;
	144
	145	bool enabled;
	146	bool busy;
	147
	148	struct ipu_soc *ipu;
	149	};
	150
	151	struct ipu_dc_priv;
	152	struct ipu_dmfc_priv;
	153	struct ipu_di;
35de925f PZ	154	struct ipu_smfc_priv;
35de925f PZ	155
aecfbdb1 SH	156	struct ipu_devtype;
	157
	158	struct ipu_soc {
	159	struct device *dev;
	160	const struct ipu_devtype *devtype;
	161	enum ipuv3_type ipu_type;
	162	spinlock_t lock;
	163	struct mutex channel_lock;
	164
	165	void __iomem *cm_reg;
	166	void __iomem *idmac_reg;
	167	struct ipu_ch_param __iomem *cpmem_base;
	168
	169	int usecount;
	170
	171	struct clk *clk;
	172
	173	struct ipuv3_channel channel[64];
	174
aecfbdb1 SH	175	int irq_sync;
aecfbdb1 SH	176	int irq_err;
b728766c	177	struct irq_domain *domain;
aecfbdb1 SH	178
	179	struct ipu_dc_priv *dc_priv;
	180	struct ipu_dp_priv *dp_priv;
	181	struct ipu_dmfc_priv *dmfc_priv;
	182	struct ipu_di *di_priv[2];
35de925f	183	struct ipu_smfc_priv *smfc_priv;
aecfbdb1 SH	184	};
	185
	186	void ipu_srm_dp_sync_update(struct ipu_soc *ipu);
	187
	188	int ipu_module_enable(struct ipu_soc *ipu, u32 mask);
	189	int ipu_module_disable(struct ipu_soc *ipu, u32 mask);
	190
17075504 PZ	191	bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno);
	192	int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms);
	193
aecfbdb1 SH	194	int ipu_di_init(struct ipu_soc ipu, struct device dev, int id,
	195	unsigned long base, u32 module, struct clk *ipu_clk);
	196	void ipu_di_exit(struct ipu_soc *ipu, int id);
	197
	198	int ipu_dmfc_init(struct ipu_soc ipu, struct device dev, unsigned long base,
	199	struct clk *ipu_clk);
	200	void ipu_dmfc_exit(struct ipu_soc *ipu);
	201
	202	int ipu_dp_init(struct ipu_soc ipu, struct device dev, unsigned long base);
	203	void ipu_dp_exit(struct ipu_soc *ipu);
	204
	205	int ipu_dc_init(struct ipu_soc ipu, struct device dev, unsigned long base,
	206	unsigned long template_base);
	207	void ipu_dc_exit(struct ipu_soc *ipu);
	208
	209	int ipu_cpmem_init(struct ipu_soc ipu, struct device dev, unsigned long base);
	210	void ipu_cpmem_exit(struct ipu_soc *ipu);
	211
35de925f PZ	212	int ipu_smfc_init(struct ipu_soc ipu, struct device dev, unsigned long base);
	213	void ipu_smfc_exit(struct ipu_soc *ipu);
	214
aecfbdb1	215	#endif /* __IPU_PRV_H__ */