diff options
Diffstat (limited to 'drivers/video/au1200fb.c')
| -rw-r--r-- | drivers/video/au1200fb.c | 241 |
1 files changed, 110 insertions, 131 deletions
diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index 6c4342f1d9b4..04e4479d5afd 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -44,6 +44,7 @@ #include <linux/slab.h> #include <asm/mach-au1x00/au1000.h> +#include <asm/mach-au1x00/au1200fb.h> /* platform_data */ #include "au1200fb.h" #define DRIVER_NAME "au1200fb" @@ -143,6 +144,7 @@ struct au1200_lcd_iodata_t { /* Private, per-framebuffer management information (independent of the panel itself) */ struct au1200fb_device { struct fb_info *fb_info; /* FB driver info record */ + struct au1200fb_platdata *pd; int plane; unsigned char* fb_mem; /* FrameBuffer memory map */ @@ -201,9 +203,6 @@ struct window_settings { #define LCD_WINCTRL1_PO_16BPP LCD_WINCTRL1_PO_01 #endif -extern int board_au1200fb_panel_init (void); -extern int board_au1200fb_panel_shutdown (void); - /* * Default window configurations */ @@ -334,8 +333,6 @@ struct panel_settings uint32 mode_toyclksrc; uint32 mode_backlight; uint32 mode_auxpll; - int (*device_init)(void); - int (*device_shutdown)(void); #define Xres min_xres #define Yres min_yres u32 min_xres; /* Minimum horizontal resolution */ @@ -385,8 +382,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 8, /* 96MHz AUXPLL */ - .device_init = NULL, - .device_shutdown = NULL, 320, 320, 240, 240, }, @@ -415,8 +410,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 8, /* 96MHz AUXPLL */ - .device_init = NULL, - .device_shutdown = NULL, 640, 480, 640, 480, }, @@ -445,8 +438,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 8, /* 96MHz AUXPLL */ - .device_init = NULL, - .device_shutdown = NULL, 800, 800, 600, 600, }, @@ -475,8 +466,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 6, /* 72MHz AUXPLL */ - .device_init = NULL, - .device_shutdown = NULL, 1024, 1024, 768, 768, }, @@ -505,8 +494,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 10, /* 120MHz AUXPLL */ - .device_init = NULL, - .device_shutdown = NULL, 1280, 1280, 1024, 1024, }, @@ -535,8 +522,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 8, /* 96MHz AUXPLL */ - .device_init = board_au1200fb_panel_init, - .device_shutdown = board_au1200fb_panel_shutdown, 1024, 1024, 768, 768, }, @@ -568,8 +553,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 8, /* 96MHz AUXPLL */ - .device_init = board_au1200fb_panel_init, - .device_shutdown = board_au1200fb_panel_shutdown, 640, 480, 640, 480, }, @@ -601,8 +584,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 8, /* 96MHz AUXPLL */ - .device_init = board_au1200fb_panel_init, - .device_shutdown = board_au1200fb_panel_shutdown, 320, 320, 240, 240, }, @@ -634,8 +615,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = 8, /* 96MHz AUXPLL */ - .device_init = board_au1200fb_panel_init, - .device_shutdown = board_au1200fb_panel_shutdown, 856, 856, 480, 480, }, @@ -670,8 +649,6 @@ static struct panel_settings known_lcd_panels[] = .mode_toyclksrc = 0x00000004, /* AUXPLL directly */ .mode_backlight = 0x00000000, .mode_auxpll = (48/12) * 2, - .device_init = board_au1200fb_panel_init, - .device_shutdown = board_au1200fb_panel_shutdown, 800, 800, 480, 480, }, @@ -800,7 +777,8 @@ static int au1200_setlocation (struct au1200fb_device *fbdev, int plane, return 0; } -static void au1200_setpanel (struct panel_settings *newpanel) +static void au1200_setpanel(struct panel_settings *newpanel, + struct au1200fb_platdata *pd) { /* * Perform global setup/init of LCD controller @@ -834,8 +812,8 @@ static void au1200_setpanel (struct panel_settings *newpanel) the controller, the clock cannot be turned off before first shutting down the controller. */ - if (panel->device_shutdown != NULL) - panel->device_shutdown(); + if (pd->panel_shutdown) + pd->panel_shutdown(); } /* Newpanel == NULL indicates a shutdown operation only */ @@ -888,7 +866,8 @@ static void au1200_setpanel (struct panel_settings *newpanel) au_sync(); /* Call init of panel */ - if (panel->device_init != NULL) panel->device_init(); + if (pd->panel_init) + pd->panel_init(); /* FIX!!!! not appropriate on panel change!!! Global setup/init */ lcd->intenable = 0; @@ -1221,6 +1200,8 @@ static int au1200fb_fb_setcolreg(unsigned regno, unsigned red, unsigned green, */ static int au1200fb_fb_blank(int blank_mode, struct fb_info *fbi) { + struct au1200fb_device *fbdev = fbi->par; + /* Short-circuit screen blanking */ if (noblanking) return 0; @@ -1230,13 +1211,13 @@ static int au1200fb_fb_blank(int blank_mode, struct fb_info *fbi) case FB_BLANK_UNBLANK: case FB_BLANK_NORMAL: /* printk("turn on panel\n"); */ - au1200_setpanel(panel); + au1200_setpanel(panel, fbdev->pd); break; case FB_BLANK_VSYNC_SUSPEND: case FB_BLANK_HSYNC_SUSPEND: case FB_BLANK_POWERDOWN: /* printk("turn off panel\n"); */ - au1200_setpanel(NULL); + au1200_setpanel(NULL, fbdev->pd); break; default: break; @@ -1464,6 +1445,7 @@ static void get_window(unsigned int plane, static int au1200fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) { + struct au1200fb_device *fbdev = info->par; int plane; int val; @@ -1508,7 +1490,7 @@ static int au1200fb_ioctl(struct fb_info *info, unsigned int cmd, struct panel_settings *newpanel; panel_index = iodata.global.panel_choice; newpanel = &known_lcd_panels[panel_index]; - au1200_setpanel(newpanel); + au1200_setpanel(newpanel, fbdev->pd); } break; @@ -1624,22 +1606,102 @@ static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev) /*-------------------------------------------------------------------------*/ -/* AU1200 LCD controller device driver */ +static int au1200fb_setup(struct au1200fb_platdata *pd) +{ + char *options = NULL; + char *this_opt, *endptr; + int num_panels = ARRAY_SIZE(known_lcd_panels); + int panel_idx = -1; + + fb_get_options(DRIVER_NAME, &options); + + if (!options) + goto out; + + while ((this_opt = strsep(&options, ",")) != NULL) { + /* Panel option - can be panel name, + * "bs" for board-switch, or number/index */ + if (!strncmp(this_opt, "panel:", 6)) { + int i; + long int li; + char *endptr; + this_opt += 6; + /* First check for index, which allows + * to short circuit this mess */ + li = simple_strtol(this_opt, &endptr, 0); + if (*endptr == '\0') + panel_idx = (int)li; + else if (strcmp(this_opt, "bs") == 0) + panel_idx = pd->panel_index(); + else { + for (i = 0; i < num_panels; i++) { + if (!strcmp(this_opt, + known_lcd_panels[i].name)) { + panel_idx = i; + break; + } + } + } + if ((panel_idx < 0) || (panel_idx >= num_panels)) + print_warn("Panel %s not supported!", this_opt); + else + panel_index = panel_idx; + + } else if (strncmp(this_opt, "nohwcursor", 10) == 0) + nohwcursor = 1; + else if (strncmp(this_opt, "devices:", 8) == 0) { + this_opt += 8; + device_count = simple_strtol(this_opt, &endptr, 0); + if ((device_count < 0) || + (device_count > MAX_DEVICE_COUNT)) + device_count = MAX_DEVICE_COUNT; + } else if (strncmp(this_opt, "wincfg:", 7) == 0) { + this_opt += 7; + window_index = simple_strtol(this_opt, &endptr, 0); + if ((window_index < 0) || + (window_index >= ARRAY_SIZE(windows))) + window_index = DEFAULT_WINDOW_INDEX; + } else if (strncmp(this_opt, "off", 3) == 0) + return 1; + else + print_warn("Unsupported option \"%s\"", this_opt); + } + +out: + return 0; +} + +/* AU1200 LCD controller device driver */ static int __devinit au1200fb_drv_probe(struct platform_device *dev) { struct au1200fb_device *fbdev; + struct au1200fb_platdata *pd; struct fb_info *fbi = NULL; unsigned long page; int bpp, plane, ret, irq; + print_info("" DRIVER_DESC ""); + + pd = dev->dev.platform_data; + if (!pd) + return -ENODEV; + + /* Setup driver with options */ + if (au1200fb_setup(pd)) + return -ENODEV; + + /* Point to the panel selected */ + panel = &known_lcd_panels[panel_index]; + win = &windows[window_index]; + + printk(DRIVER_NAME ": Panel %d %s\n", panel_index, panel->name); + printk(DRIVER_NAME ": Win %d %s\n", window_index, win->name); + /* shut gcc up */ ret = 0; fbdev = NULL; - /* Kickstart the panel */ - au1200_setpanel(panel); - for (plane = 0; plane < device_count; ++plane) { bpp = winbpp(win->w[plane].mode_winctrl1); if (win->w[plane].xres == 0) @@ -1655,6 +1717,7 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) _au1200fb_infos[plane] = fbi; fbdev = fbi->par; fbdev->fb_info = fbi; + fbdev->pd = pd; fbdev->plane = plane; @@ -1716,6 +1779,11 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) goto failed; } + platform_set_drvdata(dev, pd); + + /* Kickstart the panel */ + au1200_setpanel(panel, pd); + return 0; failed: @@ -1735,12 +1803,13 @@ failed: static int __devexit au1200fb_drv_remove(struct platform_device *dev) { + struct au1200fb_platdata *pd = platform_get_drvdata(dev); struct au1200fb_device *fbdev; struct fb_info *fbi; int plane; /* Turn off the panel */ - au1200_setpanel(NULL); + au1200_setpanel(NULL, pd); for (plane = 0; plane < device_count; ++plane) { fbi = _au1200fb_infos[plane]; @@ -1768,7 +1837,8 @@ static int __devexit au1200fb_drv_remove(struct platform_device *dev) #ifdef CONFIG_PM static int au1200fb_drv_suspend(struct device *dev) { - au1200_setpanel(NULL); + struct au1200fb_platdata *pd = dev_get_drvdata(dev); + au1200_setpanel(NULL, pd); lcd->outmask = 0; au_sync(); @@ -1778,11 +1848,12 @@ static int au1200fb_drv_suspend(struct device *dev) static int au1200fb_drv_resume(struct device *dev) { + struct au1200fb_platdata *pd = dev_get_drvdata(dev); struct fb_info *fbi; int i; /* Kickstart the panel */ - au1200_setpanel(panel); + au1200_setpanel(panel, pd); for (i = 0; i < device_count; i++) { fbi = _au1200fb_infos[i]; @@ -1817,100 +1888,8 @@ static struct platform_driver au1200fb_driver = { /*-------------------------------------------------------------------------*/ -/* Kernel driver */ - -static int au1200fb_setup(void) -{ - char *options = NULL; - char *this_opt, *endptr; - int num_panels = ARRAY_SIZE(known_lcd_panels); - int panel_idx = -1; - - fb_get_options(DRIVER_NAME, &options); - - if (options) { - while ((this_opt = strsep(&options,",")) != NULL) { - /* Panel option - can be panel name, - * "bs" for board-switch, or number/index */ - if (!strncmp(this_opt, "panel:", 6)) { - int i; - long int li; - char *endptr; - this_opt += 6; - /* First check for index, which allows - * to short circuit this mess */ - li = simple_strtol(this_opt, &endptr, 0); - if (*endptr == '\0') { - panel_idx = (int)li; - } - else if (strcmp(this_opt, "bs") == 0) { - extern int board_au1200fb_panel(void); - panel_idx = board_au1200fb_panel(); - } - - else - for (i = 0; i < num_panels; i++) { - if (!strcmp(this_opt, known_lcd_panels[i].name)) { - panel_idx = i; - break; - } - } - - if ((panel_idx < 0) || (panel_idx >= num_panels)) { - print_warn("Panel %s not supported!", this_opt); - } - else - panel_index = panel_idx; - } - - else if (strncmp(this_opt, "nohwcursor", 10) == 0) { - nohwcursor = 1; - } - - else if (strncmp(this_opt, "devices:", 8) == 0) { - this_opt += 8; - device_count = simple_strtol(this_opt, - &endptr, 0); - if ((device_count < 0) || - (device_count > MAX_DEVICE_COUNT)) - device_count = MAX_DEVICE_COUNT; - } - - else if (strncmp(this_opt, "wincfg:", 7) == 0) { - this_opt += 7; - window_index = simple_strtol(this_opt, - &endptr, 0); - if ((window_index < 0) || - (window_index >= ARRAY_SIZE(windows))) - window_index = DEFAULT_WINDOW_INDEX; - } - - else if (strncmp(this_opt, "off", 3) == 0) - return 1; - /* Unsupported option */ - else { - print_warn("Unsupported option \"%s\"", this_opt); - } - } - } - return 0; -} - static int __init au1200fb_init(void) { - print_info("" DRIVER_DESC ""); - - /* Setup driver with options */ - if (au1200fb_setup()) - return -ENODEV; - - /* Point to the panel selected */ - panel = &known_lcd_panels[panel_index]; - win = &windows[window_index]; - - printk(DRIVER_NAME ": Panel %d %s\n", panel_index, panel->name); - printk(DRIVER_NAME ": Win %d %s\n", window_index, win->name); - return platform_driver_register(&au1200fb_driver); } |