X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fvideo%2Facornfb.c;h=0bcc59eb37fa3787b39164a938199f2e1e0ea8ea;hb=1557aca7904ed6fadd22cdc3364754070bb3d3c3;hp=193b482570c7e9cc1ee41303ad67d5871b37db90;hpb=c465e05a03209651078b95686158648fd7ed84c5;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c index 193b482..0bcc59e 100644 --- a/drivers/video/acornfb.c +++ b/drivers/video/acornfb.c @@ -17,20 +17,20 @@ * - Blanking 8bpp displays with VIDC */ -#include #include #include #include #include #include #include +#include #include #include #include #include +#include -#include -#include +#include #include #include #include @@ -139,17 +139,6 @@ static struct pixclock arc_clocks[] = { { 41250, 42083, VIDC_CTRL_DIV1, VID_CTL_24MHz }, /* 24.000MHz */ }; -#ifdef CONFIG_ARCH_A5K -static struct pixclock a5k_clocks[] = { - { 117974, 120357, VIDC_CTRL_DIV3, VID_CTL_25MHz }, /* 8.392MHz */ - { 78649, 80238, VIDC_CTRL_DIV2, VID_CTL_25MHz }, /* 12.588MHz */ - { 58987, 60178, VIDC_CTRL_DIV1_5, VID_CTL_25MHz }, /* 16.588MHz */ - { 55000, 56111, VIDC_CTRL_DIV2, VID_CTL_36MHz }, /* 18.000MHz */ - { 39325, 40119, VIDC_CTRL_DIV1, VID_CTL_25MHz }, /* 25.175MHz */ - { 27500, 28055, VIDC_CTRL_DIV1, VID_CTL_36MHz }, /* 36.000MHz */ -}; -#endif - static struct pixclock * acornfb_valid_pixrate(struct fb_var_screeninfo *var) { @@ -164,15 +153,6 @@ acornfb_valid_pixrate(struct fb_var_screeninfo *var) pixclock < arc_clocks[i].max_clock) return arc_clocks + i; -#ifdef CONFIG_ARCH_A5K - if (machine_is_a5k()) { - for (i = 0; i < ARRAY_SIZE(a5k_clocks); i++) - if (pixclock > a5k_clocks[i].min_clock && - pixclock < a5k_clocks[i].max_clock) - return a5k_clocks + i; - } -#endif - return NULL; } @@ -359,7 +339,7 @@ acornfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, #endif #ifdef HAS_VIDC20 -#include +#include #define MAX_SIZE 2*1024*1024 @@ -879,43 +859,6 @@ acornfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) return 0; } -/* - * Note that we are entered with the kernel locked. - */ -static int -acornfb_mmap(struct fb_info *info, struct file *file, struct vm_area_struct *vma) -{ - unsigned long off, start; - u32 len; - - off = vma->vm_pgoff << PAGE_SHIFT; - - start = info->fix.smem_start; - len = PAGE_ALIGN(start & ~PAGE_MASK) + info->fix.smem_len; - start &= PAGE_MASK; - if ((vma->vm_end - vma->vm_start + off) > len) - return -EINVAL; - off += start; - vma->vm_pgoff = off >> PAGE_SHIFT; - - /* This is an IO map - tell maydump to skip this VMA */ - vma->vm_flags |= VM_IO; - - vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); - - /* - * Don't alter the page protection flags; we want to keep the area - * cached for better performance. This does mean that we may miss - * some updates to the screen occasionally, but process switches - * should cause the caches and buffers to be flushed often enough. - */ - if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT, - vma->vm_end - vma->vm_start, - vma->vm_page_prot)) - return -EAGAIN; - return 0; -} - static struct fb_ops acornfb_ops = { .owner = THIS_MODULE, .fb_check_var = acornfb_check_var, @@ -925,7 +868,6 @@ static struct fb_ops acornfb_ops = { .fb_fillrect = cfb_fillrect, .fb_copyarea = cfb_copyarea, .fb_imageblit = cfb_imageblit, - .fb_mmap = acornfb_mmap, }; /* @@ -1269,7 +1211,7 @@ free_unused_pages(unsigned int virtual_start, unsigned int virtual_end) */ page = virt_to_page(virtual_start); ClearPageReserved(page); - set_page_count(page, 1); + init_page_count(page); free_page(virtual_start); virtual_start += PAGE_SIZE; @@ -1279,7 +1221,7 @@ free_unused_pages(unsigned int virtual_start, unsigned int virtual_end) printk("acornfb: freed %dK memory\n", mb_freed); } -static int __init acornfb_probe(struct device *dev) +static int __init acornfb_probe(struct platform_device *dev) { unsigned long size; u_int h_sync, v_sync; @@ -1292,7 +1234,7 @@ static int __init acornfb_probe(struct device *dev) acornfb_init_fbinfo(); - current_par.dev = dev; + current_par.dev = &dev->dev; if (current_par.montype == -1) current_par.montype = acornfb_detect_monitortype(); @@ -1308,7 +1250,7 @@ static int __init acornfb_probe(struct device *dev) /* * Try to select a suitable default mode */ - for (i = 0; i < sizeof(modedb) / sizeof(*modedb); i++) { + for (i = 0; i < ARRAY_SIZE(modedb); i++) { unsigned long hs; hs = modedb[i].refresh * @@ -1380,7 +1322,7 @@ static int __init acornfb_probe(struct device *dev) */ free_unused_pages(PAGE_OFFSET + size, PAGE_OFFSET + MAX_SIZE); #endif - + fb_info.fix.smem_len = size; current_par.palette_size = VIDC_PALETTE_SIZE; @@ -1391,7 +1333,7 @@ static int __init acornfb_probe(struct device *dev) */ do { rc = fb_find_mode(&fb_info.var, &fb_info, NULL, modedb, - sizeof(modedb) / sizeof(*modedb), + ARRAY_SIZE(modedb), &acornfb_default_mode, DEFAULT_BPP); /* * If we found an exact match, all ok. @@ -1408,7 +1350,7 @@ static int __init acornfb_probe(struct device *dev) break; rc = fb_find_mode(&fb_info.var, &fb_info, NULL, modedb, - sizeof(modedb) / sizeof(*modedb), + ARRAY_SIZE(modedb), &acornfb_default_mode, DEFAULT_BPP); if (rc) break; @@ -1453,15 +1395,16 @@ static int __init acornfb_probe(struct device *dev) return 0; } -static struct device_driver acornfb_driver = { - .name = "acornfb", - .bus = &platform_bus_type, +static struct platform_driver acornfb_driver = { .probe = acornfb_probe, + .driver = { + .name = "acornfb", + }, }; static int __init acornfb_init(void) { - return driver_register(&acornfb_driver); + return platform_driver_register(&acornfb_driver); } module_init(acornfb_init);