diff options
Diffstat (limited to 'drivers/video/fbdev/platinumfb.c')
| -rw-r--r-- | drivers/video/fbdev/platinumfb.c | 73 |
1 files changed, 31 insertions, 42 deletions
diff --git a/drivers/video/fbdev/platinumfb.c b/drivers/video/fbdev/platinumfb.c index bf6b7fb83cf4..a08d955d9b43 100644 --- a/drivers/video/fbdev/platinumfb.c +++ b/drivers/video/fbdev/platinumfb.c @@ -30,9 +30,9 @@ #include <linux/fb.h> #include <linux/init.h> #include <linux/nvram.h> -#include <linux/of_device.h> -#include <linux/of_platform.h> -#include <asm/prom.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/platform_device.h> #include "macmodes.h" #include "platinumfb.h" @@ -52,17 +52,17 @@ struct fb_info_platinum { __u8 red, green, blue; } palette[256]; u32 pseudo_palette[16]; - + volatile struct cmap_regs __iomem *cmap_regs; unsigned long cmap_regs_phys; - + volatile struct platinum_regs __iomem *platinum_regs; unsigned long platinum_regs_phys; - + __u8 __iomem *frame_buffer; volatile __u8 __iomem *base_frame_buffer; unsigned long frame_buffer_phys; - + unsigned long total_vram; int clktype; int dactype; @@ -96,15 +96,13 @@ static int platinum_var_to_par(struct fb_var_screeninfo *var, * Interface used by the world */ -static struct fb_ops platinumfb_ops = { +static const struct fb_ops platinumfb_ops = { .owner = THIS_MODULE, + FB_DEFAULT_IOMEM_OPS, .fb_check_var = platinumfb_check_var, .fb_set_par = platinumfb_set_par, .fb_setcolreg = platinumfb_setcolreg, .fb_blank = platinumfb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, }; /* @@ -133,7 +131,7 @@ static int platinumfb_set_par (struct fb_info *info) platinum_set_hardware(pinfo); init = platinum_reg_init[pinfo->vmode-1]; - + if ((pinfo->vmode == VMODE_832_624_75) && (pinfo->cmode > CMODE_8)) offset = 0x10; @@ -214,7 +212,7 @@ static int platinumfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, break; } } - + return 0; } @@ -269,7 +267,7 @@ static void platinum_set_hardware(struct fb_info_platinum *pinfo) struct platinum_regvals *init; int i; int vmode, cmode; - + vmode = pinfo->vmode; cmode = pinfo->cmode; @@ -317,7 +315,6 @@ static void platinum_init_info(struct fb_info *info, /* Fill fb_info */ info->fbops = &platinumfb_ops; info->pseudo_palette = pinfo->pseudo_palette; - info->flags = FBINFO_DEFAULT; info->screen_base = pinfo->frame_buffer + 0x20; fb_alloc_cmap(&info->cmap, 256, 0); @@ -345,23 +342,18 @@ static int platinum_init_fb(struct fb_info *info) sense = read_platinum_sense(pinfo); printk(KERN_INFO "platinumfb: Monitor sense value = 0x%x, ", sense); - if (default_vmode == VMODE_NVRAM) { -#ifdef CONFIG_NVRAM + + if (IS_REACHABLE(CONFIG_NVRAM) && default_vmode == VMODE_NVRAM) default_vmode = nvram_read_byte(NV_VMODE); - if (default_vmode <= 0 || default_vmode > VMODE_MAX || - !platinum_reg_init[default_vmode-1]) -#endif - default_vmode = VMODE_CHOOSE; - } - if (default_vmode == VMODE_CHOOSE) { + if (default_vmode <= 0 || default_vmode > VMODE_MAX || + !platinum_reg_init[default_vmode - 1]) { default_vmode = mac_map_monitor_sense(sense); + if (!platinum_reg_init[default_vmode - 1]) + default_vmode = VMODE_640_480_60; } - if (default_vmode <= 0 || default_vmode > VMODE_MAX) - default_vmode = VMODE_640_480_60; -#ifdef CONFIG_NVRAM - if (default_cmode == CMODE_NVRAM) + + if (IS_REACHABLE(CONFIG_NVRAM) && default_cmode == CMODE_NVRAM) default_cmode = nvram_read_byte(NV_CMODE); -#endif if (default_cmode < CMODE_8 || default_cmode > CMODE_32) default_cmode = CMODE_8; /* @@ -441,7 +433,7 @@ static int read_platinum_sense(struct fb_info_platinum *info) * This routine takes a user-supplied var, and picks the best vmode/cmode from it. * It also updates the var structure to the actual mode data obtained */ -static int platinum_var_to_par(struct fb_var_screeninfo *var, +static int platinum_var_to_par(struct fb_var_screeninfo *var, struct fb_info_platinum *pinfo, int check_only) { @@ -483,12 +475,12 @@ static int platinum_var_to_par(struct fb_var_screeninfo *var, pinfo->yoffset = 0; pinfo->vxres = pinfo->xres; pinfo->vyres = pinfo->yres; - + return 0; } -/* +/* * Parse user specified options (`video=platinumfb:') */ static int __init platinumfb_setup(char *options) @@ -543,10 +535,9 @@ static int platinumfb_probe(struct platform_device* odev) dev_info(&odev->dev, "Found Apple Platinum video hardware\n"); info = framebuffer_alloc(sizeof(*pinfo), &odev->dev); - if (info == NULL) { - dev_err(&odev->dev, "Failed to allocate fbdev !\n"); + if (!info) return -ENOMEM; - } + pinfo = info->par; if (of_address_to_resource(dp, 0, &pinfo->rsrc_reg) || @@ -630,7 +621,7 @@ static int platinumfb_probe(struct platform_device* odev) break; } dev_set_drvdata(&odev->dev, info); - + rc = platinum_init_fb(info); if (rc != 0) { iounmap(pinfo->frame_buffer); @@ -642,13 +633,13 @@ static int platinumfb_probe(struct platform_device* odev) return rc; } -static int platinumfb_remove(struct platform_device* odev) +static void platinumfb_remove(struct platform_device* odev) { struct fb_info *info = dev_get_drvdata(&odev->dev); struct fb_info_platinum *pinfo = info->par; - + unregister_framebuffer (info); - + /* Unmap frame buffer and registers */ iounmap(pinfo->frame_buffer); iounmap(pinfo->platinum_regs); @@ -660,11 +651,9 @@ static int platinumfb_remove(struct platform_device* odev) release_mem_region(pinfo->cmap_regs_phys, 0x1000); framebuffer_release(info); - - return 0; } -static struct of_device_id platinumfb_match[] = +static struct of_device_id platinumfb_match[] = { { .name = "platinum", @@ -672,7 +661,7 @@ static struct of_device_id platinumfb_match[] = {}, }; -static struct platform_driver platinum_driver = +static struct platform_driver platinum_driver = { .driver = { .name = "platinumfb", |