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107 lines
2.6 KiB
107 lines
2.6 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef SH_MOBILE_LCDCFB_H |
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#define SH_MOBILE_LCDCFB_H |
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#include <linux/completion.h> |
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#include <linux/fb.h> |
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#include <linux/mutex.h> |
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#include <linux/wait.h> |
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/* per-channel registers */ |
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enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R, |
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LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR, |
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LDHAJR, |
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NR_CH_REGS }; |
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#define PALETTE_NR 16 |
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struct backlight_device; |
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struct fb_info; |
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struct module; |
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struct sh_mobile_lcdc_chan; |
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struct sh_mobile_lcdc_entity; |
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struct sh_mobile_lcdc_format_info; |
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struct sh_mobile_lcdc_priv; |
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#define SH_MOBILE_LCDC_DISPLAY_DISCONNECTED 0 |
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#define SH_MOBILE_LCDC_DISPLAY_CONNECTED 1 |
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struct sh_mobile_lcdc_entity_ops { |
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/* Display */ |
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int (*display_on)(struct sh_mobile_lcdc_entity *entity); |
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void (*display_off)(struct sh_mobile_lcdc_entity *entity); |
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}; |
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enum sh_mobile_lcdc_entity_event { |
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SH_MOBILE_LCDC_EVENT_DISPLAY_CONNECT, |
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SH_MOBILE_LCDC_EVENT_DISPLAY_DISCONNECT, |
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SH_MOBILE_LCDC_EVENT_DISPLAY_MODE, |
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}; |
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struct sh_mobile_lcdc_entity { |
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struct module *owner; |
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const struct sh_mobile_lcdc_entity_ops *ops; |
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struct sh_mobile_lcdc_chan *lcdc; |
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struct fb_videomode def_mode; |
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}; |
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/* |
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* struct sh_mobile_lcdc_chan - LCDC display channel |
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* |
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* @pan_y_offset: Panning linear offset in bytes (luma component) |
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* @base_addr_y: Frame buffer viewport base address (luma component) |
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* @base_addr_c: Frame buffer viewport base address (chroma component) |
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* @pitch: Frame buffer line pitch |
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*/ |
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struct sh_mobile_lcdc_chan { |
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struct sh_mobile_lcdc_priv *lcdc; |
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struct sh_mobile_lcdc_entity *tx_dev; |
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const struct sh_mobile_lcdc_chan_cfg *cfg; |
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unsigned long *reg_offs; |
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unsigned long ldmt1r_value; |
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unsigned long enabled; /* ME and SE in LDCNT2R */ |
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struct mutex open_lock; /* protects the use counter */ |
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int use_count; |
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void *fb_mem; |
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unsigned long fb_size; |
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dma_addr_t dma_handle; |
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unsigned long pan_y_offset; |
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unsigned long frame_end; |
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wait_queue_head_t frame_end_wait; |
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struct completion vsync_completion; |
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const struct sh_mobile_lcdc_format_info *format; |
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u32 colorspace; |
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unsigned int xres; |
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unsigned int xres_virtual; |
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unsigned int yres; |
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unsigned int yres_virtual; |
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unsigned int pitch; |
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unsigned long base_addr_y; |
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unsigned long base_addr_c; |
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unsigned int line_size; |
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/* Backlight */ |
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struct backlight_device *bl; |
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unsigned int bl_brightness; |
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/* FB */ |
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struct fb_info *info; |
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u32 pseudo_palette[PALETTE_NR]; |
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struct { |
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unsigned int width; |
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unsigned int height; |
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struct fb_videomode mode; |
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} display; |
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struct fb_deferred_io defio; |
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struct scatterlist *sglist; |
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int blank_status; |
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}; |
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#endif
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