diff options
Diffstat (limited to 'drivers/video/fbdev/cg3.c')
| -rw-r--r-- | drivers/video/fbdev/cg3.c | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/drivers/video/fbdev/cg3.c b/drivers/video/fbdev/cg3.c index 716391f22e75..a58a483014e6 100644 --- a/drivers/video/fbdev/cg3.c +++ b/drivers/video/fbdev/cg3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* cg3.c: CGTHREE frame buffer driver * * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net) @@ -16,7 +17,8 @@ #include <linux/init.h> #include <linux/fb.h> #include <linux/mm.h> -#include <linux/of_device.h> +#include <linux/of.h> +#include <linux/platform_device.h> #include <asm/io.h> #include <asm/fbio.h> @@ -31,25 +33,18 @@ static int cg3_setcolreg(unsigned, unsigned, unsigned, unsigned, unsigned, struct fb_info *); static int cg3_blank(int, struct fb_info *); -static int cg3_mmap(struct fb_info *, struct vm_area_struct *); -static int cg3_ioctl(struct fb_info *, unsigned int, unsigned long); +static int cg3_sbusfb_mmap(struct fb_info *info, struct vm_area_struct *vma); +static int cg3_sbusfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg); /* * Frame buffer operations */ -static struct fb_ops cg3_ops = { +static const struct fb_ops cg3_ops = { .owner = THIS_MODULE, + FB_DEFAULT_SBUS_OPS(cg3), .fb_setcolreg = cg3_setcolreg, .fb_blank = cg3_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_mmap = cg3_mmap, - .fb_ioctl = cg3_ioctl, -#ifdef CONFIG_COMPAT - .fb_compat_ioctl = sbusfb_compat_ioctl, -#endif }; @@ -178,7 +173,7 @@ static int cg3_setcolreg(unsigned regno, /** * cg3_blank - Optional function. Blanks the display. - * @blank_mode: the blank mode we want. + * @blank: the blank mode we want. * @info: frame buffer structure that represents a single frame buffer */ static int cg3_blank(int blank, struct fb_info *info) @@ -214,7 +209,7 @@ static int cg3_blank(int blank, struct fb_info *info) return 0; } -static struct sbus_mmap_map cg3_mmap_map[] = { +static const struct sbus_mmap_map cg3_mmap_map[] = { { .voff = CG3_MMAP_OFFSET, .poff = CG3_RAM_OFFSET, @@ -223,7 +218,7 @@ static struct sbus_mmap_map cg3_mmap_map[] = { { .size = 0 } }; -static int cg3_mmap(struct fb_info *info, struct vm_area_struct *vma) +static int cg3_sbusfb_mmap(struct fb_info *info, struct vm_area_struct *vma) { struct cg3_par *par = (struct cg3_par *)info->par; @@ -233,7 +228,7 @@ static int cg3_mmap(struct fb_info *info, struct vm_area_struct *vma) vma); } -static int cg3_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) +static int cg3_sbusfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) { return sbusfb_ioctl_helper(cmd, arg, info, FBTYPE_SUN3COLOR, 8, info->fix.smem_len); @@ -246,7 +241,7 @@ static int cg3_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) static void cg3_init_fix(struct fb_info *info, int linebytes, struct device_node *dp) { - strlcpy(info->fix.id, dp->name, sizeof(info->fix.id)); + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp); info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = FB_VISUAL_PSEUDOCOLOR; @@ -369,7 +364,7 @@ static int cg3_probe(struct platform_device *op) info->var.red.length = 8; info->var.green.length = 8; info->var.blue.length = 8; - if (!strcmp(dp->name, "cgRDI")) + if (of_node_name_eq(dp, "cgRDI")) par->flags |= CG3_FLAG_RDI; if (par->flags & CG3_FLAG_RDI) cg3_rdi_maybe_fixup_var(&info->var, dp); @@ -383,7 +378,6 @@ static int cg3_probe(struct platform_device *op) if (!par->regs) goto out_release_fb; - info->flags = FBINFO_DEFAULT; info->fbops = &cg3_ops; info->screen_base = of_ioremap(&op->resource[0], CG3_RAM_OFFSET, info->fix.smem_len, "cg3 ram"); @@ -392,7 +386,7 @@ static int cg3_probe(struct platform_device *op) cg3_blank(FB_BLANK_UNBLANK, info); - if (!of_find_property(dp, "width", NULL)) { + if (!of_property_present(dp, "width")) { err = cg3_do_default_mode(par); if (err) goto out_unmap_screen; @@ -412,8 +406,8 @@ static int cg3_probe(struct platform_device *op) dev_set_drvdata(&op->dev, info); - printk(KERN_INFO "%s: cg3 at %lx:%lx\n", - dp->full_name, par->which_io, info->fix.smem_start); + printk(KERN_INFO "%pOF: cg3 at %lx:%lx\n", + dp, par->which_io, info->fix.smem_start); return 0; @@ -433,7 +427,7 @@ out_err: return err; } -static int cg3_remove(struct platform_device *op) +static void cg3_remove(struct platform_device *op) { struct fb_info *info = dev_get_drvdata(&op->dev); struct cg3_par *par = info->par; @@ -445,8 +439,6 @@ static int cg3_remove(struct platform_device *op) of_iounmap(&op->resource[0], info->screen_base, info->fix.smem_len); framebuffer_release(info); - - return 0; } static const struct of_device_id cg3_match[] = { |