From c329f606a23e13fe952768cb9c32ea929ed91480 Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Fri, 10 Jun 2011 15:23:01 +0000 Subject: au1200fb: use framebuffer_alloc() Convert to use framebuffer_alloc() instead of using fb_info embedded into device context (which broke the driver in the past due to un- initialized elements). Signed-off-by: Manuel Lauss Signed-off-by: Paul Mundt --- drivers/video/au1200fb.c | 80 ++++++++++++++++++++++++++++-------------------- 1 file changed, 46 insertions(+), 34 deletions(-) (limited to 'drivers/video/au1200fb.c') diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index 5dff32ac8044..442d005e452d 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -150,7 +150,7 @@ 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 fb_info *fb_info; /* FB driver info record */ int plane; unsigned char* fb_mem; /* FrameBuffer memory map */ @@ -158,7 +158,7 @@ struct au1200fb_device { dma_addr_t fb_phys; }; -static struct au1200fb_device _au1200fb_devices[CONFIG_FB_AU1200_DEVS]; +static struct fb_info *_au1200fb_infos[CONFIG_FB_AU1200_DEVS]; /********************************************************************/ /* LCD controller restrictions */ @@ -713,7 +713,7 @@ static int fbinfo2index (struct fb_info *fb_info) int i; for (i = 0; i < CONFIG_FB_AU1200_DEVS; ++i) { - if (fb_info == (struct fb_info *)(&_au1200fb_devices[i].fb_info)) + if (fb_info == _au1200fb_infos[i]) return i; } printk("au1200fb: ERROR: fbinfo2index failed!\n"); @@ -962,7 +962,7 @@ static void au1200_setmode(struct au1200fb_device *fbdev) lcd->window[plane].winctrl2 = ( 0 | LCD_WINCTRL2_CKMODE_00 | LCD_WINCTRL2_DBM - | LCD_WINCTRL2_BX_N( fbdev->fb_info.fix.line_length) + | LCD_WINCTRL2_BX_N(fbdev->fb_info->fix.line_length) | LCD_WINCTRL2_SCX_1 | LCD_WINCTRL2_SCY_1 ) ; @@ -1050,7 +1050,7 @@ static void au1200fb_update_fbinfo(struct fb_info *fbi) static int au1200fb_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *fbi) { - struct au1200fb_device *fbdev = (struct au1200fb_device *)fbi; + struct au1200fb_device *fbdev = fbi->par; u32 pixclock; int screen_size, plane; @@ -1142,7 +1142,7 @@ static int au1200fb_fb_check_var(struct fb_var_screeninfo *var, */ static int au1200fb_fb_set_par(struct fb_info *fbi) { - struct au1200fb_device *fbdev = (struct au1200fb_device *)fbi; + struct au1200fb_device *fbdev = fbi->par; au1200fb_update_fbinfo(fbi); au1200_setmode(fbdev); @@ -1246,7 +1246,7 @@ static int au1200fb_fb_mmap(struct fb_info *info, struct vm_area_struct *vma) { unsigned int len; unsigned long start=0, off; - struct au1200fb_device *fbdev = (struct au1200fb_device *) info; + struct au1200fb_device *fbdev = info->par; #ifdef CONFIG_PM au1xxx_pm_access(LCD_pm_dev); @@ -1561,10 +1561,9 @@ static irqreturn_t au1200fb_handle_irq(int irq, void* dev_id) static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev) { - struct fb_info *fbi = &fbdev->fb_info; + struct fb_info *fbi = fbdev->fb_info; int bpp; - memset(fbi, 0, sizeof(struct fb_info)); fbi->fbops = &au1200fb_fb_ops; bpp = winbpp(win->w[fbdev->plane].mode_winctrl1); @@ -1626,11 +1625,13 @@ static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev) static int au1200fb_drv_probe(struct platform_device *dev) { struct au1200fb_device *fbdev; + struct fb_info *fbi = NULL; unsigned long page; int bpp, plane, ret; - if (!dev) - return -EINVAL; + /* shut gcc up */ + ret = 0; + fbdev = NULL; for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) { bpp = winbpp(win->w[plane].mode_winctrl1); @@ -1639,8 +1640,15 @@ static int au1200fb_drv_probe(struct platform_device *dev) if (win->w[plane].yres == 0) win->w[plane].yres = panel->Yres; - fbdev = &_au1200fb_devices[plane]; - memset(fbdev, 0, sizeof(struct au1200fb_device)); + fbi = framebuffer_alloc(sizeof(struct au1200fb_device), + &dev->dev); + if (!fbi) + goto failed; + + _au1200fb_infos[plane] = fbi; + fbdev = fbi->par; + fbdev->fb_info = fbi; + fbdev->plane = plane; /* Allocate the framebuffer to the maximum screen size */ @@ -1673,21 +1681,20 @@ static int au1200fb_drv_probe(struct platform_device *dev) goto failed; /* Register new framebuffer */ - if ((ret = register_framebuffer(&fbdev->fb_info)) < 0) { + ret = register_framebuffer(fbi); + if (ret < 0) { print_err("cannot register new framebuffer"); goto failed; } - au1200fb_fb_set_par(&fbdev->fb_info); + au1200fb_fb_set_par(fbi); #if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO) if (plane == 0) - if (fb_prepare_logo(&fbdev->fb_info, FB_ROTATE_UR)) { + if (fb_prepare_logo(fbi, FB_ROTATE_UR)) { /* Start display and show logo on boot */ - fb_set_cmap(&fbdev->fb_info.cmap, - &fbdev->fb_info); - - fb_show_logo(&fbdev->fb_info, FB_ROTATE_UR); + fb_set_cmap(&fbi->cmap, fbi); + fb_show_logo(fbi, FB_ROTATE_UR); } #endif } @@ -1705,12 +1712,13 @@ static int au1200fb_drv_probe(struct platform_device *dev) failed: /* NOTE: This only does the current plane/window that failed; others are still active */ if (fbdev->fb_mem) - dma_free_noncoherent(dev, PAGE_ALIGN(fbdev->fb_len), + dma_free_noncoherent(&dev->dev, PAGE_ALIGN(fbdev->fb_len), fbdev->fb_mem, fbdev->fb_phys); - if (fbdev->fb_info.cmap.len != 0) - fb_dealloc_cmap(&fbdev->fb_info.cmap); - if (fbdev->fb_info.pseudo_palette) - kfree(fbdev->fb_info.pseudo_palette); + if (fbi) { + if (fbi->cmap.len != 0) + fb_dealloc_cmap(&fbi->cmap); + kfree(fbi->pseudo_palette); + } if (plane == 0) free_irq(AU1200_LCD_INT, (void*)dev); return ret; @@ -1719,6 +1727,7 @@ failed: static int au1200fb_drv_remove(struct platform_device *dev) { struct au1200fb_device *fbdev; + struct fb_info *fbi; int plane; if (!dev) @@ -1727,20 +1736,22 @@ static int au1200fb_drv_remove(struct platform_device *dev) /* Turn off the panel */ au1200_setpanel(NULL); - for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) - { - fbdev = &_au1200fb_devices[plane]; + for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) { + fbi = _au1200fb_infos[plane]; + fbdev = fbi->par; /* Clean up all probe data */ - unregister_framebuffer(&fbdev->fb_info); + unregister_framebuffer(fbi); if (fbdev->fb_mem) dma_free_noncoherent(&dev->dev, PAGE_ALIGN(fbdev->fb_len), fbdev->fb_mem, fbdev->fb_phys); - if (fbdev->fb_info.cmap.len != 0) - fb_dealloc_cmap(&fbdev->fb_info.cmap); - if (fbdev->fb_info.pseudo_palette) - kfree(fbdev->fb_info.pseudo_palette); + if (fbi->cmap.len != 0) + fb_dealloc_cmap(&fbi->cmap); + kfree(fbi->pseudo_palette); + + framebuffer_release(fbi); + _au1200fb_infos[plane] = NULL; } free_irq(AU1200_LCD_INT, (void *)dev); @@ -1749,7 +1760,8 @@ static int au1200fb_drv_remove(struct platform_device *dev) } #ifdef CONFIG_PM -static int au1200fb_drv_suspend(struct platform_device *dev, u32 state) +static int au1200fb_drv_suspend(struct platform_device *dev, + pm_message_t state) { /* TODO */ return 0; -- cgit v1.2.3 From 98707fcc044c2e6120448041bf738d1b134cfaa4 Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Fri, 10 Jun 2011 15:23:02 +0000 Subject: au1200fb: fixup PM Remove last traces of the unused custom Alchemy PM code, implement suspend/resume callbacks. Signed-off-by: Manuel Lauss Signed-off-by: Paul Mundt --- drivers/video/au1200fb.c | 154 ++++++++++++----------------------------------- 1 file changed, 39 insertions(+), 115 deletions(-) (limited to 'drivers/video/au1200fb.c') diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index 442d005e452d..480ecb1b9d0b 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -46,10 +46,6 @@ #include #include "au1200fb.h" -#ifdef CONFIG_PM -#include -#endif - #ifndef CONFIG_FB_AU1200_DEVS #define CONFIG_FB_AU1200_DEVS 4 #endif @@ -205,12 +201,6 @@ struct window_settings { extern int board_au1200fb_panel_init (void); extern int board_au1200fb_panel_shutdown (void); -#ifdef CONFIG_PM -int au1200fb_pm_callback(au1xxx_power_dev_t *dev, - au1xxx_request_t request, void *data); -au1xxx_power_dev_t *LCD_pm_dev; -#endif - /* * Default window configurations */ @@ -652,25 +642,6 @@ static struct panel_settings known_lcd_panels[] = /********************************************************************/ -#ifdef CONFIG_PM -static int set_brightness(unsigned int brightness) -{ - unsigned int hi1, divider; - - /* limit brightness pwm duty to >= 30/1600 */ - if (brightness < 30) { - brightness = 30; - } - divider = (lcd->pwmdiv & 0x3FFFF) + 1; - hi1 = (lcd->pwmhi >> 16) + 1; - hi1 = (((brightness & 0xFF) + 1) * divider >> 8); - lcd->pwmhi &= 0xFFFF; - lcd->pwmhi |= (hi1 << 16); - - return brightness; -} -#endif /* CONFIG_PM */ - static int winbpp (unsigned int winctrl1) { int bits = 0; @@ -1248,10 +1219,6 @@ static int au1200fb_fb_mmap(struct fb_info *info, struct vm_area_struct *vma) unsigned long start=0, off; struct au1200fb_device *fbdev = info->par; -#ifdef CONFIG_PM - au1xxx_pm_access(LCD_pm_dev); -#endif - if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) { return -EINVAL; } @@ -1461,10 +1428,6 @@ static int au1200fb_ioctl(struct fb_info *info, unsigned int cmd, int plane; int val; -#ifdef CONFIG_PM - au1xxx_pm_access(LCD_pm_dev); -#endif - plane = fbinfo2index(info); print_dbg("au1200fb: ioctl %d on plane %d\n", cmd, plane); @@ -1622,7 +1585,7 @@ static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev) /* AU1200 LCD controller device driver */ -static int au1200fb_drv_probe(struct platform_device *dev) +static int __devinit au1200fb_drv_probe(struct platform_device *dev) { struct au1200fb_device *fbdev; struct fb_info *fbi = NULL; @@ -1633,6 +1596,9 @@ static int au1200fb_drv_probe(struct platform_device *dev) ret = 0; fbdev = NULL; + /* Kickstart the panel */ + au1200_setpanel(panel); + for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) { bpp = winbpp(win->w[plane].mode_winctrl1); if (win->w[plane].xres == 0) @@ -1724,15 +1690,12 @@ failed: return ret; } -static int au1200fb_drv_remove(struct platform_device *dev) +static int __devexit au1200fb_drv_remove(struct platform_device *dev) { struct au1200fb_device *fbdev; struct fb_info *fbi; int plane; - if (!dev) - return -ENODEV; - /* Turn off the panel */ au1200_setpanel(NULL); @@ -1760,31 +1723,53 @@ static int au1200fb_drv_remove(struct platform_device *dev) } #ifdef CONFIG_PM -static int au1200fb_drv_suspend(struct platform_device *dev, - pm_message_t state) +static int au1200fb_drv_suspend(struct device *dev) { - /* TODO */ + au1200_setpanel(NULL); + + lcd->outmask = 0; + au_sync(); + return 0; } -static int au1200fb_drv_resume(struct platform_device *dev) +static int au1200fb_drv_resume(struct device *dev) { - /* TODO */ + struct fb_info *fbi; + int i; + + /* Kickstart the panel */ + au1200_setpanel(panel); + + for (i = 0; i < CONFIG_FB_AU1200_DEVS; i++) { + fbi = _au1200fb_infos[i]; + au1200fb_fb_set_par(fbi); + } + return 0; } + +static const struct dev_pm_ops au1200fb_pmops = { + .suspend = au1200fb_drv_suspend, + .resume = au1200fb_drv_resume, + .freeze = au1200fb_drv_suspend, + .thaw = au1200fb_drv_resume, +}; + +#define AU1200FB_PMOPS (&au1200fb_pmops) + +#else +#define AU1200FB_PMOPS NULL #endif /* CONFIG_PM */ static struct platform_driver au1200fb_driver = { .driver = { - .name = "au1200-lcd", - .owner = THIS_MODULE, + .name = "au1200-lcd", + .owner = THIS_MODULE, + .pm = AU1200FB_PMOPS, }, .probe = au1200fb_drv_probe, - .remove = au1200fb_drv_remove, -#ifdef CONFIG_PM - .suspend = au1200fb_drv_suspend, - .resume = au1200fb_drv_resume, -#endif + .remove = __devexit_p(au1200fb_drv_remove), }; /*-------------------------------------------------------------------------*/ @@ -1847,56 +1832,6 @@ static void au1200fb_setup(void) } } -#ifdef CONFIG_PM -static int au1200fb_pm_callback(au1xxx_power_dev_t *dev, - au1xxx_request_t request, void *data) { - int retval = -1; - unsigned int d = 0; - unsigned int brightness = 0; - - if (request == AU1XXX_PM_SLEEP) { - board_au1200fb_panel_shutdown(); - } - else if (request == AU1XXX_PM_WAKEUP) { - if(dev->prev_state == SLEEP_STATE) - { - int plane; - au1200_setpanel(panel); - for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) { - struct au1200fb_device *fbdev; - fbdev = &_au1200fb_devices[plane]; - au1200fb_fb_set_par(&fbdev->fb_info); - } - } - - d = *((unsigned int*)data); - if(d <=10) brightness = 26; - else if(d<=20) brightness = 51; - else if(d<=30) brightness = 77; - else if(d<=40) brightness = 102; - else if(d<=50) brightness = 128; - else if(d<=60) brightness = 153; - else if(d<=70) brightness = 179; - else if(d<=80) brightness = 204; - else if(d<=90) brightness = 230; - else brightness = 255; - set_brightness(brightness); - } else if (request == AU1XXX_PM_GETSTATUS) { - return dev->cur_state; - } else if (request == AU1XXX_PM_ACCESS) { - if (dev->cur_state != SLEEP_STATE) - return retval; - else { - au1200_setpanel(panel); - } - } else if (request == AU1XXX_PM_IDLE) { - } else if (request == AU1XXX_PM_CLEANUP) { - } - - return retval; -} -#endif - static int __init au1200fb_init(void) { print_info("" DRIVER_DESC ""); @@ -1911,17 +1846,6 @@ static int __init au1200fb_init(void) printk(DRIVER_NAME ": Panel %d %s\n", panel_index, panel->name); printk(DRIVER_NAME ": Win %d %s\n", window_index, win->name); - /* Kickstart the panel, the framebuffers/windows come soon enough */ - au1200_setpanel(panel); - - #ifdef CONFIG_PM - LCD_pm_dev = new_au1xxx_power_device("LCD", &au1200fb_pm_callback, NULL); - if ( LCD_pm_dev == NULL) - printk(KERN_INFO "Unable to create a power management device entry for the au1200fb.\n"); - else - printk(KERN_INFO "Power management device entry for the au1200fb loaded.\n"); - #endif - return platform_driver_register(&au1200fb_driver); } -- cgit v1.2.3 From 8be90b07ac2a07b4f1eb685caa97e88b9f85ef27 Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Fri, 10 Jun 2011 15:23:03 +0000 Subject: au1200fb: make number of windows configurable at load time. Make the number of framebuffer windows and the window configuration selectable at the kernel commandline instead of hardcoding it in the kernel config. Signed-off-by: Manuel Lauss Signed-off-by: Paul Mundt --- drivers/video/au1200fb.c | 53 +++++++++++++++++++++++++++++++++++------------- 1 file changed, 39 insertions(+), 14 deletions(-) (limited to 'drivers/video/au1200fb.c') diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index 480ecb1b9d0b..4b58f7ba5728 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -46,10 +46,6 @@ #include #include "au1200fb.h" -#ifndef CONFIG_FB_AU1200_DEVS -#define CONFIG_FB_AU1200_DEVS 4 -#endif - #define DRIVER_NAME "au1200fb" #define DRIVER_DESC "LCD controller driver for AU1200 processors" @@ -154,7 +150,6 @@ struct au1200fb_device { dma_addr_t fb_phys; }; -static struct fb_info *_au1200fb_infos[CONFIG_FB_AU1200_DEVS]; /********************************************************************/ /* LCD controller restrictions */ @@ -167,10 +162,18 @@ static struct fb_info *_au1200fb_infos[CONFIG_FB_AU1200_DEVS]; /* Default number of visible screen buffer to allocate */ #define AU1200FB_NBR_VIDEO_BUFFERS 1 +/* Default maximum number of fb devices to create */ +#define MAX_DEVICE_COUNT 4 + +/* Default window configuration entry to use (see windows[]) */ +#define DEFAULT_WINDOW_INDEX 2 + /********************************************************************/ +static struct fb_info *_au1200fb_infos[MAX_DEVICE_COUNT]; static struct au1200_lcd *lcd = (struct au1200_lcd *) AU1200_LCD_ADDR; -static int window_index = 2; /* default is zero */ +static int device_count = MAX_DEVICE_COUNT; +static int window_index = DEFAULT_WINDOW_INDEX; /* default is zero */ static int panel_index = 2; /* default is zero */ static struct window_settings *win; static struct panel_settings *panel; @@ -683,7 +686,7 @@ static int fbinfo2index (struct fb_info *fb_info) { int i; - for (i = 0; i < CONFIG_FB_AU1200_DEVS; ++i) { + for (i = 0; i < device_count; ++i) { if (fb_info == _au1200fb_infos[i]) return i; } @@ -1599,7 +1602,7 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) /* Kickstart the panel */ au1200_setpanel(panel); - for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) { + for (plane = 0; plane < device_count; ++plane) { bpp = winbpp(win->w[plane].mode_winctrl1); if (win->w[plane].xres == 0) win->w[plane].xres = panel->Xres; @@ -1699,7 +1702,7 @@ static int __devexit au1200fb_drv_remove(struct platform_device *dev) /* Turn off the panel */ au1200_setpanel(NULL); - for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) { + for (plane = 0; plane < device_count; ++plane) { fbi = _au1200fb_infos[plane]; fbdev = fbi->par; @@ -1741,7 +1744,7 @@ static int au1200fb_drv_resume(struct device *dev) /* Kickstart the panel */ au1200_setpanel(panel); - for (i = 0; i < CONFIG_FB_AU1200_DEVS; i++) { + for (i = 0; i < device_count; i++) { fbi = _au1200fb_infos[i]; au1200fb_fb_set_par(fbi); } @@ -1776,10 +1779,10 @@ static struct platform_driver au1200fb_driver = { /* Kernel driver */ -static void au1200fb_setup(void) +static int au1200fb_setup(void) { - char* options = NULL; - char* this_opt; + char *options = NULL; + char *this_opt, *endptr; int num_panels = ARRAY_SIZE(known_lcd_panels); int panel_idx = -1; @@ -1824,12 +1827,33 @@ static void au1200fb_setup(void) 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) @@ -1837,7 +1861,8 @@ static int __init au1200fb_init(void) print_info("" DRIVER_DESC ""); /* Setup driver with options */ - au1200fb_setup(); + if (au1200fb_setup()) + return -ENODEV; /* Point to the panel selected */ panel = &known_lcd_panels[panel_index]; -- cgit v1.2.3 From 4ee58461510221a53080afd02752838f93cc57fc Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Fri, 10 Jun 2011 15:23:04 +0000 Subject: au1200fb: switch to FB_SYS helpers Since all video memory is in system ram, use FB_SYS helpers. Signed-off-by: Manuel Lauss Signed-off-by: Paul Mundt --- drivers/video/au1200fb.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'drivers/video/au1200fb.c') diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index 4b58f7ba5728..b1b16d98c919 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -1502,9 +1502,11 @@ static struct fb_ops au1200fb_fb_ops = { .fb_set_par = au1200fb_fb_set_par, .fb_setcolreg = au1200fb_fb_setcolreg, .fb_blank = au1200fb_fb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_fillrect = sys_fillrect, + .fb_copyarea = sys_copyarea, + .fb_imageblit = sys_imageblit, + .fb_read = fb_sys_read, + .fb_write = fb_sys_write, .fb_sync = NULL, .fb_ioctl = au1200fb_ioctl, .fb_mmap = au1200fb_fb_mmap, -- cgit v1.2.3 From 1630d85a831273868651d46d74f069e0cdf9b698 Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Sun, 12 Jun 2011 17:15:29 +0000 Subject: au1200fb: fix hardcoded IRQ Use the IRQ provided by platform resource information. Required for Au1300 support. Signed-off-by: Manuel Lauss Signed-off-by: Paul Mundt --- drivers/video/au1200fb.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'drivers/video/au1200fb.c') diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index b1b16d98c919..ed5dcdb29cf7 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -1595,7 +1595,7 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) struct au1200fb_device *fbdev; struct fb_info *fbi = NULL; unsigned long page; - int bpp, plane, ret; + int bpp, plane, ret, irq; /* shut gcc up */ ret = 0; @@ -1671,10 +1671,12 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) } /* Now hook interrupt too */ - if ((ret = request_irq(AU1200_LCD_INT, au1200fb_handle_irq, - IRQF_DISABLED | IRQF_SHARED, "lcd", (void *)dev)) < 0) { + irq = platform_get_irq(dev, 0); + ret = request_irq(irq, au1200fb_handle_irq, + IRQF_DISABLED | IRQF_SHARED, "lcd", (void *)dev); + if (ret) { print_err("fail to request interrupt line %d (err: %d)", - AU1200_LCD_INT, ret); + irq, ret); goto failed; } @@ -1722,7 +1724,7 @@ static int __devexit au1200fb_drv_remove(struct platform_device *dev) _au1200fb_infos[plane] = NULL; } - free_irq(AU1200_LCD_INT, (void *)dev); + free_irq(platform_get_irq(dev, 0), (void *)dev); return 0; } -- cgit v1.2.3 From f49446ebdb043344058f67d25fbb7e3d9b306511 Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Fri, 2 Sep 2011 16:40:51 +0200 Subject: fbdev: au1200fb: silence debug output it's annoying and takes up way too much space in dmesg. Signed-off-by: Manuel Lauss Signed-off-by: Florian Tobias Schandinat --- drivers/video/au1200fb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/video/au1200fb.c') diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index ed5dcdb29cf7..a19a40effd88 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -49,7 +49,7 @@ #define DRIVER_NAME "au1200fb" #define DRIVER_DESC "LCD controller driver for AU1200 processors" -#define DEBUG 1 +#define DEBUG 0 #define print_err(f, arg...) printk(KERN_ERR DRIVER_NAME ": " f "\n", ## arg) #define print_warn(f, arg...) printk(KERN_WARNING DRIVER_NAME ": " f "\n", ## arg) -- cgit v1.2.3 From f8798ccbefc0e4ef7438c080b7ba0410738c8cfa Mon Sep 17 00:00:00 2001 From: Yong Zhang Date: Thu, 22 Sep 2011 16:59:16 +0800 Subject: video: irq: Remove IRQF_DISABLED Since commit [e58aa3d2: genirq: Run irq handlers with interrupts disabled], We run all interrupt handlers with interrupts disabled and we even check and yell when an interrupt handler returns with interrupts enabled (see commit [b738a50a: genirq: Warn when handler enables interrupts]). So now this flag is a NOOP and can be removed. Signed-off-by: Yong Zhang Acked-by: David Brown Signed-off-by: Florian Tobias Schandinat --- drivers/video/au1200fb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/video/au1200fb.c') diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c index a19a40effd88..72005598040f 100644 --- a/drivers/video/au1200fb.c +++ b/drivers/video/au1200fb.c @@ -1673,7 +1673,7 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) /* Now hook interrupt too */ irq = platform_get_irq(dev, 0); ret = request_irq(irq, au1200fb_handle_irq, - IRQF_DISABLED | IRQF_SHARED, "lcd", (void *)dev); + IRQF_SHARED, "lcd", (void *)dev); if (ret) { print_err("fail to request interrupt line %d (err: %d)", irq, ret); -- cgit v1.2.3