1 /* sunxvr1000.c: Sun XVR-1000 fb driver for sparc64 systems
30 static int gfb_get_props(struct gfb_info *gp)  in gfb_get_props()  argument
32 	gp->width = of_getintprop_default(gp->of_node, "width", 0);  in gfb_get_props()
33 	gp->height = of_getintprop_default(gp->of_node, "height", 0);  in gfb_get_props()
34 	gp->depth = of_getintprop_default(gp->of_node, "depth", 32);  in gfb_get_props()
36 	if (!gp->width || !gp->height) {  in gfb_get_props()
38 		       gp->of_node);  in gfb_get_props()
39 		return -EINVAL;  in gfb_get_props()
57 		((u32 *)info->pseudo_palette)[regno] = value;  in gfb_setcolreg()
69 static int gfb_set_fbinfo(struct gfb_info *gp)  in gfb_set_fbinfo()  argument
71 	struct fb_info *info = gp->info;  in gfb_set_fbinfo()
72 	struct fb_var_screeninfo *var = &info->var;  in gfb_set_fbinfo()
74 	info->fbops = &gfb_ops;  in gfb_set_fbinfo()
75 	info->screen_base = gp->fb_base;  in gfb_set_fbinfo()
76 	info->screen_size = gp->fb_size;  in gfb_set_fbinfo()
78 	info->pseudo_palette = gp->pseudo_palette;  in gfb_set_fbinfo()
81 	strscpy(info->fix.id, "gfb", sizeof(info->fix.id));  in gfb_set_fbinfo()
82         info->fix.smem_start = gp->fb_base_phys;  in gfb_set_fbinfo()
83         info->fix.smem_len = gp->fb_size;  in gfb_set_fbinfo()
84         info->fix.type = FB_TYPE_PACKED_PIXELS;  in gfb_set_fbinfo()
85 	if (gp->depth == 32 || gp->depth == 24)  in gfb_set_fbinfo()
86 		info->fix.visual = FB_VISUAL_TRUECOLOR;  in gfb_set_fbinfo()
88 		info->fix.visual = FB_VISUAL_PSEUDOCOLOR;  in gfb_set_fbinfo()
90 	var->xres = gp->width;  in gfb_set_fbinfo()
91 	var->yres = gp->height;  in gfb_set_fbinfo()
92 	var->xres_virtual = var->xres;  in gfb_set_fbinfo()
93 	var->yres_virtual = var->yres;  in gfb_set_fbinfo()
94 	var->bits_per_pixel = gp->depth;  in gfb_set_fbinfo()
96 	var->red.offset = 0;  in gfb_set_fbinfo()
97 	var->red.length = 8;  in gfb_set_fbinfo()
98 	var->green.offset = 8;  in gfb_set_fbinfo()
99 	var->green.length = 8;  in gfb_set_fbinfo()
100 	var->blue.offset = 16;  in gfb_set_fbinfo()
101 	var->blue.length = 8;  in gfb_set_fbinfo()
102 	var->transp.offset = 0;  in gfb_set_fbinfo()
103 	var->transp.length = 0;  in gfb_set_fbinfo()
105 	if (fb_alloc_cmap(&info->cmap, 256, 0)) {  in gfb_set_fbinfo()
107 		return -ENOMEM;  in gfb_set_fbinfo()
115 	struct device_node *dp = op->dev.of_node;  in gfb_probe()
117 	struct gfb_info *gp;  in gfb_probe()  local
120 	info = framebuffer_alloc(sizeof(struct gfb_info), &op->dev);  in gfb_probe()
122 		err = -ENOMEM;  in gfb_probe()
126 	gp = info->par;  in gfb_probe()
127 	gp->info = info;  in gfb_probe()
128 	gp->of_node = dp;  in gfb_probe()
130 	gp->fb_base_phys = op->resource[6].start;  in gfb_probe()
132 	err = gfb_get_props(gp);  in gfb_probe()
137 	info->fix.line_length = 16384;  in gfb_probe()
138 	gp->fb_size = info->fix.line_length * gp->height;  in gfb_probe()
140 	gp->fb_base = of_ioremap(&op->resource[6], 0,  in gfb_probe()
141 				 gp->fb_size, "gfb fb");  in gfb_probe()
142 	if (!gp->fb_base) {  in gfb_probe()
143 		err = -ENOMEM;  in gfb_probe()
147 	err = gfb_set_fbinfo(gp);  in gfb_probe()
160 	dev_set_drvdata(&op->dev, info);  in gfb_probe()
165 	of_iounmap(&op->resource[6], gp->fb_base, gp->fb_size);  in gfb_probe()
193 		return -ENODEV;  in gfb_init()