[deliverable/linux.git] / drivers / video / sh_mobile_lcdcfb.h

#ifndef SH_MOBILE_LCDCFB_H
#define SH_MOBILE_LCDCFB_H

#include <linux/completion.h>
#include <linux/fb.h>
#include <linux/mutex.h>
#include <linux/wait.h>

/* per-channel registers */
enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R,
       LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR,
       LDHAJR,
       NR_CH_REGS };

#define PALETTE_NR 16

struct backlight_device;
struct fb_info;
struct module;
struct sh_mobile_lcdc_entity;
struct sh_mobile_lcdc_priv;
struct sh_mobile_lcdc_chan;

#define SH_MOBILE_LCDC_DISPLAY_DISCONNECTED	0
#define SH_MOBILE_LCDC_DISPLAY_CONNECTED	1

struct sh_mobile_lcdc_entity_ops {
	/* Display */
	int (*display_on)(struct sh_mobile_lcdc_entity *entity);
	void (*display_off)(struct sh_mobile_lcdc_entity *entity);
};

enum sh_mobile_lcdc_entity_event {
	SH_MOBILE_LCDC_EVENT_DISPLAY_CONNECT,
	SH_MOBILE_LCDC_EVENT_DISPLAY_DISCONNECT,
	SH_MOBILE_LCDC_EVENT_DISPLAY_MODE,
};

struct sh_mobile_lcdc_entity {
	struct module *owner;
	const struct sh_mobile_lcdc_entity_ops *ops;
	struct sh_mobile_lcdc_chan *lcdc;
	struct fb_videomode def_mode;
};

/*
 * struct sh_mobile_lcdc_chan - LCDC display channel
 *
 * @base_addr_y: Frame buffer viewport base address (luma component)
 * @base_addr_c: Frame buffer viewport base address (chroma component)
 * @pitch: Frame buffer line pitch
 */
struct sh_mobile_lcdc_chan {
	struct sh_mobile_lcdc_priv *lcdc;
	struct sh_mobile_lcdc_entity *tx_dev;

	unsigned long *reg_offs;
	unsigned long ldmt1r_value;
	unsigned long enabled; /* ME and SE in LDCNT2R */
	struct sh_mobile_lcdc_chan_cfg cfg;
	u32 pseudo_palette[PALETTE_NR];
	struct fb_info *info;
	struct backlight_device *bl;
	dma_addr_t dma_handle;
	struct fb_deferred_io defio;
	struct scatterlist *sglist;
	unsigned long frame_end;
	unsigned long pan_offset;
	wait_queue_head_t frame_end_wait;
	struct completion vsync_completion;
	struct {
		unsigned int width;
		unsigned int height;
		struct fb_videomode mode;
	} display;
	int use_count;
	int blank_status;
	struct mutex open_lock;		/* protects the use counter */
	int meram_enabled;

	unsigned long base_addr_y;
	unsigned long base_addr_c;
	unsigned int pitch;

	int (*notify)(struct sh_mobile_lcdc_chan *ch,
		      enum sh_mobile_lcdc_entity_event event,
		      const struct fb_videomode *mode,
		      const struct fb_monspecs *monspec);
};

#endif
Commit	Line	Data
6de9edd5 GL	1	#ifndef SH_MOBILE_LCDCFB_H
	2	#define SH_MOBILE_LCDCFB_H
	3
	4	#include <linux/completion.h>
	5	#include <linux/fb.h>
dd210503	6	#include <linux/mutex.h>
6de9edd5 GL	7	#include <linux/wait.h>
	8
	9	/* per-channel registers */
	10	enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R,
53b50314	11	LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR,
6de9edd5 GL	12	LDHAJR,
	13	NR_CH_REGS };
	14
	15	#define PALETTE_NR 16
	16
3b0fd9d7	17	struct backlight_device;
d2ccdc80 LP	18	struct fb_info;
	19	struct module;
	20	struct sh_mobile_lcdc_entity;
	21	struct sh_mobile_lcdc_priv;
e34d0bbb	22	struct sh_mobile_lcdc_chan;
d2ccdc80	23
458981c3 LP	24	#define SH_MOBILE_LCDC_DISPLAY_DISCONNECTED 0
	25	#define SH_MOBILE_LCDC_DISPLAY_CONNECTED 1
	26
d2ccdc80 LP	27	struct sh_mobile_lcdc_entity_ops {
d2ccdc80 LP	28	/* Display */
5864ace1	29	int (display_on)(struct sh_mobile_lcdc_entity entity);
d2ccdc80 LP	30	void (display_off)(struct sh_mobile_lcdc_entity entity);
	31	};
	32
ecd29947 LP	33	enum sh_mobile_lcdc_entity_event {
	34	SH_MOBILE_LCDC_EVENT_DISPLAY_CONNECT,
	35	SH_MOBILE_LCDC_EVENT_DISPLAY_DISCONNECT,
	36	SH_MOBILE_LCDC_EVENT_DISPLAY_MODE,
	37	};
	38
d2ccdc80 LP	39	struct sh_mobile_lcdc_entity {
	40	struct module *owner;
	41	const struct sh_mobile_lcdc_entity_ops *ops;
e34d0bbb	42	struct sh_mobile_lcdc_chan *lcdc;
13f80eea	43	struct fb_videomode def_mode;
d2ccdc80	44	};
6de9edd5	45
9a217e34 LP	46	/*
	47	* struct sh_mobile_lcdc_chan - LCDC display channel
	48	*
	49	* @base_addr_y: Frame buffer viewport base address (luma component)
	50	* @base_addr_c: Frame buffer viewport base address (chroma component)
	51	* @pitch: Frame buffer line pitch
	52	*/
6de9edd5 GL	53	struct sh_mobile_lcdc_chan {
6de9edd5 GL	54	struct sh_mobile_lcdc_priv *lcdc;
9a2985e7 LP	55	struct sh_mobile_lcdc_entity *tx_dev;
9a2985e7 LP	56
6de9edd5 GL	57	unsigned long *reg_offs;
	58	unsigned long ldmt1r_value;
	59	unsigned long enabled; /* ME and SE in LDCNT2R */
	60	struct sh_mobile_lcdc_chan_cfg cfg;
	61	u32 pseudo_palette[PALETTE_NR];
6de9edd5	62	struct fb_info *info;
3b0fd9d7	63	struct backlight_device *bl;
6de9edd5 GL	64	dma_addr_t dma_handle;
	65	struct fb_deferred_io defio;
	66	struct scatterlist *sglist;
	67	unsigned long frame_end;
	68	unsigned long pan_offset;
	69	wait_queue_head_t frame_end_wait;
	70	struct completion vsync_completion;
2d04559d LP	71	struct {
	72	unsigned int width;
	73	unsigned int height;
	74	struct fb_videomode mode;
	75	} display;
dd210503	76	int use_count;
8857b9aa	77	int blank_status;
dd210503	78	struct mutex open_lock; /* protects the use counter */
7caa4342	79	int meram_enabled;
9a217e34 LP	80
	81	unsigned long base_addr_y;
	82	unsigned long base_addr_c;
	83	unsigned int pitch;
ecd29947 LP	84
	85	int (notify)(struct sh_mobile_lcdc_chan ch,
	86	enum sh_mobile_lcdc_entity_event event,
e0c8601a LP	87	const struct fb_videomode *mode,
e0c8601a LP	88	const struct fb_monspecs *monspec);
6de9edd5 GL	89	};
	90
	91	#endif