1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef SH_MOBILE_LCDCFB_H 3*4882a593Smuzhiyun #define SH_MOBILE_LCDCFB_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/completion.h> 6*4882a593Smuzhiyun #include <linux/fb.h> 7*4882a593Smuzhiyun #include <linux/mutex.h> 8*4882a593Smuzhiyun #include <linux/wait.h> 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun /* per-channel registers */ 11*4882a593Smuzhiyun enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R, 12*4882a593Smuzhiyun LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR, 13*4882a593Smuzhiyun LDHAJR, 14*4882a593Smuzhiyun NR_CH_REGS }; 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #define PALETTE_NR 16 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun struct backlight_device; 19*4882a593Smuzhiyun struct fb_info; 20*4882a593Smuzhiyun struct module; 21*4882a593Smuzhiyun struct sh_mobile_lcdc_chan; 22*4882a593Smuzhiyun struct sh_mobile_lcdc_entity; 23*4882a593Smuzhiyun struct sh_mobile_lcdc_format_info; 24*4882a593Smuzhiyun struct sh_mobile_lcdc_priv; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun #define SH_MOBILE_LCDC_DISPLAY_DISCONNECTED 0 27*4882a593Smuzhiyun #define SH_MOBILE_LCDC_DISPLAY_CONNECTED 1 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun struct sh_mobile_lcdc_entity_ops { 30*4882a593Smuzhiyun /* Display */ 31*4882a593Smuzhiyun int (*display_on)(struct sh_mobile_lcdc_entity *entity); 32*4882a593Smuzhiyun void (*display_off)(struct sh_mobile_lcdc_entity *entity); 33*4882a593Smuzhiyun }; 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun enum sh_mobile_lcdc_entity_event { 36*4882a593Smuzhiyun SH_MOBILE_LCDC_EVENT_DISPLAY_CONNECT, 37*4882a593Smuzhiyun SH_MOBILE_LCDC_EVENT_DISPLAY_DISCONNECT, 38*4882a593Smuzhiyun SH_MOBILE_LCDC_EVENT_DISPLAY_MODE, 39*4882a593Smuzhiyun }; 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun struct sh_mobile_lcdc_entity { 42*4882a593Smuzhiyun struct module *owner; 43*4882a593Smuzhiyun const struct sh_mobile_lcdc_entity_ops *ops; 44*4882a593Smuzhiyun struct sh_mobile_lcdc_chan *lcdc; 45*4882a593Smuzhiyun struct fb_videomode def_mode; 46*4882a593Smuzhiyun }; 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun /* 49*4882a593Smuzhiyun * struct sh_mobile_lcdc_chan - LCDC display channel 50*4882a593Smuzhiyun * 51*4882a593Smuzhiyun * @pan_y_offset: Panning linear offset in bytes (luma component) 52*4882a593Smuzhiyun * @base_addr_y: Frame buffer viewport base address (luma component) 53*4882a593Smuzhiyun * @base_addr_c: Frame buffer viewport base address (chroma component) 54*4882a593Smuzhiyun * @pitch: Frame buffer line pitch 55*4882a593Smuzhiyun */ 56*4882a593Smuzhiyun struct sh_mobile_lcdc_chan { 57*4882a593Smuzhiyun struct sh_mobile_lcdc_priv *lcdc; 58*4882a593Smuzhiyun struct sh_mobile_lcdc_entity *tx_dev; 59*4882a593Smuzhiyun const struct sh_mobile_lcdc_chan_cfg *cfg; 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun unsigned long *reg_offs; 62*4882a593Smuzhiyun unsigned long ldmt1r_value; 63*4882a593Smuzhiyun unsigned long enabled; /* ME and SE in LDCNT2R */ 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun struct mutex open_lock; /* protects the use counter */ 66*4882a593Smuzhiyun int use_count; 67*4882a593Smuzhiyun 68*4882a593Smuzhiyun void *fb_mem; 69*4882a593Smuzhiyun unsigned long fb_size; 70*4882a593Smuzhiyun 71*4882a593Smuzhiyun dma_addr_t dma_handle; 72*4882a593Smuzhiyun unsigned long pan_y_offset; 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun unsigned long frame_end; 75*4882a593Smuzhiyun wait_queue_head_t frame_end_wait; 76*4882a593Smuzhiyun struct completion vsync_completion; 77*4882a593Smuzhiyun 78*4882a593Smuzhiyun const struct sh_mobile_lcdc_format_info *format; 79*4882a593Smuzhiyun u32 colorspace; 80*4882a593Smuzhiyun unsigned int xres; 81*4882a593Smuzhiyun unsigned int xres_virtual; 82*4882a593Smuzhiyun unsigned int yres; 83*4882a593Smuzhiyun unsigned int yres_virtual; 84*4882a593Smuzhiyun unsigned int pitch; 85*4882a593Smuzhiyun 86*4882a593Smuzhiyun unsigned long base_addr_y; 87*4882a593Smuzhiyun unsigned long base_addr_c; 88*4882a593Smuzhiyun unsigned int line_size; 89*4882a593Smuzhiyun 90*4882a593Smuzhiyun /* Backlight */ 91*4882a593Smuzhiyun struct backlight_device *bl; 92*4882a593Smuzhiyun unsigned int bl_brightness; 93*4882a593Smuzhiyun 94*4882a593Smuzhiyun /* FB */ 95*4882a593Smuzhiyun struct fb_info *info; 96*4882a593Smuzhiyun u32 pseudo_palette[PALETTE_NR]; 97*4882a593Smuzhiyun struct { 98*4882a593Smuzhiyun unsigned int width; 99*4882a593Smuzhiyun unsigned int height; 100*4882a593Smuzhiyun struct fb_videomode mode; 101*4882a593Smuzhiyun } display; 102*4882a593Smuzhiyun struct fb_deferred_io defio; 103*4882a593Smuzhiyun struct scatterlist *sglist; 104*4882a593Smuzhiyun int blank_status; 105*4882a593Smuzhiyun }; 106*4882a593Smuzhiyun 107*4882a593Smuzhiyun #endif 108