diff options
Diffstat (limited to 'drivers/video/fbdev/chipsfb.c')
| -rw-r--r-- | drivers/video/fbdev/chipsfb.c | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/drivers/video/fbdev/chipsfb.c b/drivers/video/fbdev/chipsfb.c index 393894af26f8..33caf0b99a45 100644 --- a/drivers/video/fbdev/chipsfb.c +++ b/drivers/video/fbdev/chipsfb.c @@ -14,6 +14,8 @@ * more details. */ +#include <linux/aperture.h> +#include <linux/backlight.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/errno.h> @@ -81,13 +83,11 @@ static int chipsfb_blank(int blank, struct fb_info *info); static const struct fb_ops chipsfb_ops = { .owner = THIS_MODULE, + FB_DEFAULT_IOMEM_OPS, .fb_check_var = chipsfb_check_var, .fb_set_par = chipsfb_set_par, .fb_setcolreg = chipsfb_setcolreg, .fb_blank = chipsfb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, }; static int chipsfb_check_var(struct fb_var_screeninfo *var, @@ -122,7 +122,7 @@ static int chipsfb_set_par(struct fb_info *info) info->var.blue.offset = 0; info->var.red.length = info->var.green.length = info->var.blue.length = 5; - + } else { /* p->var.bits_per_pixel == 8 */ write_cr(0x13, 100); // Set line length (doublewords) @@ -131,13 +131,13 @@ static int chipsfb_set_par(struct fb_info *info) write_xr(0x20, 0x00); // 8 bit blitter mode info->fix.line_length = 800; - info->fix.visual = FB_VISUAL_PSEUDOCOLOR; + info->fix.visual = FB_VISUAL_PSEUDOCOLOR; info->var.red.offset = info->var.green.offset = info->var.blue.offset = 0; info->var.red.length = info->var.green.length = info->var.blue.length = 8; - + } return 0; } @@ -331,7 +331,7 @@ static const struct fb_var_screeninfo chipsfb_var = { static void init_chips(struct fb_info *p, unsigned long addr) { - fb_memset(p->screen_base, 0, 0x100000); + fb_memset_io(p->screen_base, 0, 0x100000); p->fix = chipsfb_fix; p->fix.smem_start = addr; @@ -339,7 +339,6 @@ static void init_chips(struct fb_info *p, unsigned long addr) p->var = chipsfb_var; p->fbops = &chipsfb_ops; - p->flags = FBINFO_DEFAULT; fb_alloc_cmap(&p->cmap, 256, 0); @@ -351,18 +350,27 @@ static int chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent) struct fb_info *p; unsigned long addr; unsigned short cmd; - int rc = -ENODEV; + int rc; - if (pci_enable_device(dp) < 0) { + rc = aperture_remove_conflicting_pci_devices(dp, "chipsfb"); + if (rc) + return rc; + + rc = pci_enable_device(dp); + if (rc < 0) { dev_err(&dp->dev, "Cannot enable PCI device\n"); goto err_out; } - if ((dp->resource[0].flags & IORESOURCE_MEM) == 0) + if ((dp->resource[0].flags & IORESOURCE_MEM) == 0) { + rc = -ENODEV; goto err_disable; + } addr = pci_resource_start(dp, 0); - if (addr == 0) + if (addr == 0) { + rc = -ENODEV; goto err_disable; + } p = framebuffer_alloc(0, &dp->dev); if (p == NULL) { @@ -391,7 +399,7 @@ static int chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent) /* turn on the backlight */ mutex_lock(&pmac_backlight_mutex); if (pmac_backlight) { - pmac_backlight->props.power = FB_BLANK_UNBLANK; + pmac_backlight->props.power = BACKLIGHT_POWER_ON; backlight_update_status(pmac_backlight); } mutex_unlock(&pmac_backlight_mutex); @@ -412,7 +420,8 @@ static int chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent) init_chips(p, addr); - if (register_framebuffer(p) < 0) { + rc = register_framebuffer(p); + if (rc < 0) { dev_err(&dp->dev,"C&T 65550 framebuffer failed to register\n"); goto err_unmap; } @@ -430,6 +439,7 @@ static int chipsfb_pci_init(struct pci_dev *dp, const struct pci_device_id *ent) err_release_fb: framebuffer_release(p); err_disable: + pci_disable_device(dp); err_out: return rc; } @@ -500,6 +510,9 @@ static struct pci_driver chipsfb_driver = { int __init chips_init(void) { + if (fb_modesetting_disabled("chipsfb")) + return -ENODEV; + if (fb_get_options("chipsfb", NULL)) return -ENODEV; |