| /* |
| * File: include/asm-arm/arch-omap/omapfb.h |
| * |
| * Framebuffer driver for TI OMAP boards |
| * |
| * Copyright (C) 2004 Nokia Corporation |
| * Author: Imre Deak <imre.deak@nokia.com> |
| * |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| */ |
| |
| #ifndef __OMAPFB_H |
| #define __OMAPFB_H |
| |
| #include <asm/ioctl.h> |
| #include <asm/types.h> |
| |
| /* IOCTL commands. */ |
| |
| #define OMAP_IOW(num, dtype) _IOW('O', num, dtype) |
| #define OMAP_IOR(num, dtype) _IOR('O', num, dtype) |
| #define OMAP_IOWR(num, dtype) _IOWR('O', num, dtype) |
| #define OMAP_IO(num) _IO('O', num) |
| |
| #define OMAPFB_MIRROR OMAP_IOW(31, int) |
| #define OMAPFB_SYNC_GFX OMAP_IO(37) |
| #define OMAPFB_VSYNC OMAP_IO(38) |
| #define OMAPFB_SET_UPDATE_MODE OMAP_IOW(40, int) |
| #define OMAPFB_UPDATE_WINDOW_OLD OMAP_IOW(41, struct omapfb_update_window_old) |
| #define OMAPFB_GET_UPDATE_MODE OMAP_IOW(43, int) |
| #define OMAPFB_LCD_TEST OMAP_IOW(45, int) |
| #define OMAPFB_CTRL_TEST OMAP_IOW(46, int) |
| #define OMAPFB_UPDATE_WINDOW OMAP_IOW(47, struct omapfb_update_window) |
| #define OMAPFB_SET_COLOR_KEY OMAP_IOW(50, struct omapfb_color_key) |
| #define OMAPFB_GET_COLOR_KEY OMAP_IOW(51, struct omapfb_color_key) |
| #define OMAPFB_SETUP_PLANE OMAP_IOW(52, struct omapfb_plane_info) |
| #define OMAPFB_QUERY_PLANE OMAP_IOW(53, struct omapfb_plane_info) |
| |
| #define OMAPFB_CAPS_GENERIC_MASK 0x00000fff |
| #define OMAPFB_CAPS_LCDC_MASK 0x00fff000 |
| #define OMAPFB_CAPS_PANEL_MASK 0xff000000 |
| |
| #define OMAPFB_CAPS_MANUAL_UPDATE 0x00001000 |
| #define OMAPFB_CAPS_SET_BACKLIGHT 0x01000000 |
| |
| /* Values from DSP must map to lower 16-bits */ |
| #define OMAPFB_FORMAT_MASK 0x00ff |
| #define OMAPFB_FORMAT_FLAG_DOUBLE 0x0100 |
| |
| #define OMAPFB_EVENT_READY 1 |
| #define OMAPFB_EVENT_DISABLED 2 |
| |
| enum omapfb_color_format { |
| OMAPFB_COLOR_RGB565 = 0, |
| OMAPFB_COLOR_YUV422, |
| OMAPFB_COLOR_YUV420, |
| OMAPFB_COLOR_CLUT_8BPP, |
| OMAPFB_COLOR_CLUT_4BPP, |
| OMAPFB_COLOR_CLUT_2BPP, |
| OMAPFB_COLOR_CLUT_1BPP, |
| OMAPFB_COLOR_RGB444, |
| OMAPFB_COLOR_YUY422, |
| }; |
| |
| struct omapfb_update_window { |
| __u32 x, y; |
| __u32 width, height; |
| __u32 format; |
| }; |
| |
| struct omapfb_update_window_old { |
| __u32 x, y; |
| __u32 width, height; |
| }; |
| |
| enum omapfb_plane { |
| OMAPFB_PLANE_GFX = 0, |
| OMAPFB_PLANE_VID1, |
| OMAPFB_PLANE_VID2, |
| }; |
| |
| enum omapfb_channel_out { |
| OMAPFB_CHANNEL_OUT_LCD = 0, |
| OMAPFB_CHANNEL_OUT_DIGIT, |
| }; |
| |
| struct omapfb_plane_info { |
| __u32 pos_x; |
| __u32 pos_y; |
| __u8 enabled; |
| __u8 channel_out; |
| __u8 mirror; |
| __u8 reserved1; |
| __u32 out_width; |
| __u32 out_height; |
| __u32 reserved2[12]; |
| }; |
| |
| enum omapfb_color_key_type { |
| OMAPFB_COLOR_KEY_DISABLED = 0, |
| OMAPFB_COLOR_KEY_GFX_DST, |
| OMAPFB_COLOR_KEY_VID_SRC, |
| }; |
| |
| struct omapfb_color_key { |
| __u8 channel_out; |
| __u32 background; |
| __u32 trans_key; |
| __u8 key_type; |
| }; |
| |
| enum omapfb_update_mode { |
| OMAPFB_UPDATE_DISABLED = 0, |
| OMAPFB_AUTO_UPDATE, |
| OMAPFB_MANUAL_UPDATE |
| }; |
| |
| #ifdef __KERNEL__ |
| |
| #include <linux/completion.h> |
| #include <linux/interrupt.h> |
| #include <linux/fb.h> |
| #include <linux/mutex.h> |
| |
| #include <asm/arch/board.h> |
| |
| #define OMAP_LCDC_INV_VSYNC 0x0001 |
| #define OMAP_LCDC_INV_HSYNC 0x0002 |
| #define OMAP_LCDC_INV_PIX_CLOCK 0x0004 |
| #define OMAP_LCDC_INV_OUTPUT_EN 0x0008 |
| #define OMAP_LCDC_HSVS_RISING_EDGE 0x0010 |
| #define OMAP_LCDC_HSVS_OPPOSITE 0x0020 |
| |
| #define OMAP_LCDC_SIGNAL_MASK 0x003f |
| |
| #define OMAP_LCDC_PANEL_TFT 0x0100 |
| |
| #define OMAPFB_PLANE_XRES_MIN 8 |
| #define OMAPFB_PLANE_YRES_MIN 8 |
| |
| #ifdef CONFIG_ARCH_OMAP1 |
| #define OMAPFB_PLANE_NUM 1 |
| #else |
| #define OMAPFB_PLANE_NUM 3 |
| #endif |
| |
| struct omapfb_device; |
| |
| struct lcd_panel { |
| const char *name; |
| int config; /* TFT/STN, signal inversion */ |
| int bpp; /* Pixel format in fb mem */ |
| int data_lines; /* Lines on LCD HW interface */ |
| |
| int x_res, y_res; |
| int pixel_clock; /* In kHz */ |
| int hsw; /* Horizontal synchronization |
| pulse width */ |
| int hfp; /* Horizontal front porch */ |
| int hbp; /* Horizontal back porch */ |
| int vsw; /* Vertical synchronization |
| pulse width */ |
| int vfp; /* Vertical front porch */ |
| int vbp; /* Vertical back porch */ |
| int acb; /* ac-bias pin frequency */ |
| int pcd; /* pixel clock divider. |
| Obsolete use pixel_clock instead */ |
| |
| int (*init) (struct lcd_panel *panel, |
| struct omapfb_device *fbdev); |
| void (*cleanup) (struct lcd_panel *panel); |
| int (*enable) (struct lcd_panel *panel); |
| void (*disable) (struct lcd_panel *panel); |
| unsigned long (*get_caps) (struct lcd_panel *panel); |
| int (*set_bklight_level)(struct lcd_panel *panel, |
| unsigned int level); |
| unsigned int (*get_bklight_level)(struct lcd_panel *panel); |
| unsigned int (*get_bklight_max) (struct lcd_panel *panel); |
| int (*run_test) (struct lcd_panel *panel, int test_num); |
| }; |
| |
| struct omapfb_device; |
| |
| struct extif_timings { |
| int cs_on_time; |
| int cs_off_time; |
| int we_on_time; |
| int we_off_time; |
| int re_on_time; |
| int re_off_time; |
| int we_cycle_time; |
| int re_cycle_time; |
| int cs_pulse_width; |
| int access_time; |
| |
| int clk_div; |
| |
| u32 tim[5]; /* set by extif->convert_timings */ |
| |
| int converted; |
| }; |
| |
| struct lcd_ctrl_extif { |
| int (*init) (struct omapfb_device *fbdev); |
| void (*cleanup) (void); |
| void (*get_clk_info) (u32 *clk_period, u32 *max_clk_div); |
| int (*convert_timings) (struct extif_timings *timings); |
| void (*set_timings) (const struct extif_timings *timings); |
| void (*set_bits_per_cycle)(int bpc); |
| void (*write_command) (const void *buf, unsigned int len); |
| void (*read_data) (void *buf, unsigned int len); |
| void (*write_data) (const void *buf, unsigned int len); |
| void (*transfer_area) (int width, int height, |
| void (callback)(void * data), void *data); |
| |
| unsigned long max_transmit_size; |
| }; |
| |
| struct omapfb_notifier_block { |
| struct notifier_block nb; |
| void *data; |
| int plane_idx; |
| }; |
| |
| typedef int (*omapfb_notifier_callback_t)(struct notifier_block *, |
| unsigned long event, |
| void *fbi); |
| |
| struct omapfb_mem_region { |
| dma_addr_t paddr; |
| void *vaddr; |
| unsigned long size; |
| int alloc:1; |
| }; |
| |
| struct omapfb_mem_desc { |
| int region_cnt; |
| struct omapfb_mem_region region[OMAPFB_PLANE_NUM]; |
| }; |
| |
| struct lcd_ctrl { |
| const char *name; |
| void *data; |
| |
| int (*init) (struct omapfb_device *fbdev, |
| int ext_mode, |
| struct omapfb_mem_desc *req_md); |
| void (*cleanup) (void); |
| void (*bind_client) (struct omapfb_notifier_block *nb); |
| unsigned long (*get_caps) (void); |
| int (*set_update_mode)(enum omapfb_update_mode mode); |
| enum omapfb_update_mode (*get_update_mode)(void); |
| int (*setup_plane) (int plane, int channel_out, |
| unsigned long offset, |
| int screen_width, |
| int pos_x, int pos_y, int width, |
| int height, int color_mode); |
| int (*set_scale) (int plane, |
| int orig_width, int orig_height, |
| int out_width, int out_height); |
| int (*enable_plane) (int plane, int enable); |
| int (*update_window) (struct fb_info *fbi, |
| struct omapfb_update_window *win, |
| void (*callback)(void *), |
| void *callback_data); |
| void (*sync) (void); |
| void (*suspend) (void); |
| void (*resume) (void); |
| int (*run_test) (int test_num); |
| int (*setcolreg) (u_int regno, u16 red, u16 green, |
| u16 blue, u16 transp, |
| int update_hw_mem); |
| int (*set_color_key) (struct omapfb_color_key *ck); |
| int (*get_color_key) (struct omapfb_color_key *ck); |
| |
| }; |
| |
| enum omapfb_state { |
| OMAPFB_DISABLED = 0, |
| OMAPFB_SUSPENDED= 99, |
| OMAPFB_ACTIVE = 100 |
| }; |
| |
| struct omapfb_plane_struct { |
| int idx; |
| struct omapfb_plane_info info; |
| enum omapfb_color_format color_mode; |
| struct omapfb_device *fbdev; |
| }; |
| |
| struct omapfb_device { |
| int state; |
| int ext_lcdc; /* Using external |
| LCD controller */ |
| struct mutex rqueue_mutex; |
| |
| int palette_size; |
| u32 pseudo_palette[17]; |
| |
| struct lcd_panel *panel; /* LCD panel */ |
| struct lcd_ctrl *ctrl; /* LCD controller */ |
| struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */ |
| struct lcd_ctrl_extif *ext_if; /* LCD ctrl external |
| interface */ |
| struct device *dev; |
| |
| struct omapfb_mem_desc mem_desc; |
| struct fb_info *fb_info[OMAPFB_PLANE_NUM]; |
| }; |
| |
| struct omapfb_platform_data { |
| struct omap_lcd_config lcd; |
| struct omapfb_mem_desc mem_desc; |
| void *ctrl_platform_data; |
| }; |
| |
| #ifdef CONFIG_ARCH_OMAP1 |
| extern struct lcd_ctrl omap1_lcd_ctrl; |
| #else |
| extern struct lcd_ctrl omap2_disp_ctrl; |
| #endif |
| |
| extern void omapfb_register_panel(struct lcd_panel *panel); |
| extern void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval); |
| extern void omapfb_notify_clients(struct omapfb_device *fbdev, |
| unsigned long event); |
| extern int omapfb_register_client(struct omapfb_notifier_block *nb, |
| omapfb_notifier_callback_t callback, |
| void *callback_data); |
| extern int omapfb_unregister_client(struct omapfb_notifier_block *nb); |
| extern int omapfb_update_window_async(struct fb_info *fbi, |
| struct omapfb_update_window *win, |
| void (*callback)(void *), |
| void *callback_data); |
| |
| /* in arch/arm/plat-omap/fb.c */ |
| extern void omapfb_reserve_mem(void); |
| extern void omapfb_set_ctrl_platform_data(void *pdata); |
| |
| #endif /* __KERNEL__ */ |
| |
| #endif /* __OMAPFB_H */ |