/* bw2.c: BWTWO frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright (C) 1996,1998 Jakub Jelinek (jj@ultra.linux.cz)
* Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
* Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)
#include <linux/mm.h>
#include <asm/io.h>
-#include <asm/sbus.h>
#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
-#ifdef CONFIG_SPARC32
-#include <asm/sun4paddr.h>
-#endif
-
#include "sbuslib.h"
/*
#define BWTWO_REGISTER_OFFSET 0x400000
struct bt_regs {
- volatile u32 addr;
- volatile u32 color_map;
- volatile u32 control;
- volatile u32 cursor;
+ u32 addr;
+ u32 color_map;
+ u32 control;
+ u32 cursor;
};
struct bw2_regs {
struct bt_regs cmap;
- volatile u8 control;
- volatile u8 status;
- volatile u8 cursor_start;
- volatile u8 cursor_end;
- volatile u8 h_blank_start;
- volatile u8 h_blank_end;
- volatile u8 h_sync_start;
- volatile u8 h_sync_end;
- volatile u8 comp_sync_end;
- volatile u8 v_blank_start_high;
- volatile u8 v_blank_start_low;
- volatile u8 v_blank_end;
- volatile u8 v_sync_start;
- volatile u8 v_sync_end;
- volatile u8 xfer_holdoff_start;
- volatile u8 xfer_holdoff_end;
+ u8 control;
+ u8 status;
+ u8 cursor_start;
+ u8 cursor_end;
+ u8 h_blank_start;
+ u8 h_blank_end;
+ u8 h_sync_start;
+ u8 h_sync_end;
+ u8 comp_sync_end;
+ u8 v_blank_start_high;
+ u8 v_blank_start_low;
+ u8 v_blank_end;
+ u8 v_sync_start;
+ u8 v_sync_end;
+ u8 xfer_holdoff_start;
+ u8 xfer_holdoff_end;
};
/* Status Register Constants */
#define BW2_FLAG_BLANKED 0x00000001
unsigned long physbase;
+ unsigned long which_io;
unsigned long fbsize;
-
- struct sbus_dev *sdev;
};
/**
return sbusfb_mmap_helper(bw2_mmap_map,
par->physbase, par->fbsize,
- (par->sdev ?
- par->sdev->reg_addrs[0].which_io :
- 0),
+ par->which_io,
vma);
}
struct all_info {
struct fb_info info;
struct bw2_par par;
- struct list_head list;
};
-static LIST_HEAD(bw2_list);
-static void bw2_init_one(struct sbus_dev *sdev)
+static int __devinit bw2_init_one(struct of_device *op)
{
+ struct device_node *dp = op->node;
struct all_info *all;
- struct resource *resp;
-#ifdef CONFIG_SUN4
- struct resource res;
-#endif
- int linebytes;
+ int linebytes, err;
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "bw2: Cannot allocate memory.\n");
- return;
- }
- memset(all, 0, sizeof(*all));
-
- INIT_LIST_HEAD(&all->list);
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
spin_lock_init(&all->par.lock);
- all->par.sdev = sdev;
-
-#ifdef CONFIG_SUN4
- if (!sdev) {
- all->par.physbase = sun4_bwtwo_physaddr;
- res.start = sun4_bwtwo_physaddr;
- res.end = res.start + BWTWO_REGISTER_OFFSET + sizeof(struct bw2_regs) - 1;
- res.flags = IORESOURCE_IO;
- resp = &res;
- all->info.var.xres = all->info.var.xres_virtual = 1152;
- all->info.var.yres = all->info.var.yres_virtual = 900;
- all->info.var.bits_per_pixel = 1;
- linebytes = 1152 / 8;
- } else
-#else
- {
- BUG_ON(!sdev);
- all->par.physbase = sdev->reg_addrs[0].phys_addr;
- resp = &sdev->resource[0];
- sbusfb_fill_var(&all->info.var, (sdev ? sdev->prom_node : 0), 1);
- linebytes = prom_getintdefault(sdev->prom_node, "linebytes",
- all->info.var.xres);
- }
-#endif
+
+ all->par.physbase = op->resource[0].start;
+ all->par.which_io = op->resource[0].flags & IORESOURCE_BITS;
+
+ sbusfb_fill_var(&all->info.var, dp->node, 1);
+ linebytes = of_getintprop_default(dp, "linebytes",
+ all->info.var.xres);
+
all->info.var.red.length = all->info.var.green.length =
all->info.var.blue.length = all->info.var.bits_per_pixel;
all->info.var.red.offset = all->info.var.green.offset =
all->info.var.blue.offset = 0;
- all->par.regs = sbus_ioremap(resp, BWTWO_REGISTER_OFFSET,
- sizeof(struct bw2_regs), "bw2 regs");
+ all->par.regs = of_ioremap(&op->resource[0], BWTWO_REGISTER_OFFSET,
+ sizeof(struct bw2_regs), "bw2 regs");
- if (sdev && !prom_getbool(sdev->prom_node, "width"))
+ if (!of_find_property(dp, "width", NULL))
bw2_do_default_mode(&all->par, &all->info, &linebytes);
all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
all->info.flags = FBINFO_DEFAULT;
all->info.fbops = &bw2_ops;
-#if defined(CONFIG_SPARC32)
- if (sdev)
- all->info.screen_base = (char __iomem *)
- prom_getintdefault(sdev->prom_node, "address", 0);
-#endif
- if (!all->info.screen_base)
- all->info.screen_base =
- sbus_ioremap(resp, 0, all->par.fbsize, "bw2 ram");
+
+ all->info.screen_base =
+ sbus_ioremap(&op->resource[0], 0, all->par.fbsize, "bw2 ram");
all->info.par = &all->par;
bw2_blank(0, &all->info);
bw2_init_fix(&all->info, linebytes);
- if (register_framebuffer(&all->info) < 0) {
- printk(KERN_ERR "bw2: Could not register framebuffer.\n");
+ err= register_framebuffer(&all->info);
+ if (err < 0) {
+ of_iounmap(all->par.regs, sizeof(struct bw2_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
kfree(all);
- return;
+ return err;
}
- list_add(&all->list, &bw2_list);
+ dev_set_drvdata(&op->dev, all);
+
+ printk("%s: bwtwo at %lx:%lx\n",
+ dp->full_name,
+ all->par.which_io, all->par.physbase);
- printk("bw2: bwtwo at %lx:%lx\n",
- (long) (sdev ? sdev->reg_addrs[0].which_io : 0),
- (long) all->par.physbase);
+ return 0;
}
-int __init bw2_init(void)
+static int __devinit bw2_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct sbus_bus *sbus;
- struct sbus_dev *sdev;
+ struct of_device *op = to_of_device(&dev->dev);
- if (fb_get_options("bw2fb", NULL))
- return -ENODEV;
+ return bw2_init_one(op);
+}
-#ifdef CONFIG_SUN4
- bw2_init_one(NULL);
-#endif
- for_all_sbusdev(sdev, sbus) {
- if (!strcmp(sdev->prom_name, "bwtwo"))
- bw2_init_one(sdev);
- }
+static int __devexit bw2_remove(struct of_device *dev)
+{
+ struct all_info *all = dev_get_drvdata(&dev->dev);
+
+ unregister_framebuffer(&all->info);
+
+ of_iounmap(all->par.regs, sizeof(struct bw2_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
+
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit bw2_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id bw2_match[] = {
+ {
+ .name = "bwtwo",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, bw2_match);
- list_for_each_safe(pos, tmp, &bw2_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+static struct of_platform_driver bw2_driver = {
+ .name = "bw2",
+ .match_table = bw2_match,
+ .probe = bw2_probe,
+ .remove = __devexit_p(bw2_remove),
+};
- unregister_framebuffer(&all->info);
- kfree(all);
- }
+static int __init bw2_init(void)
+{
+ if (fb_get_options("bw2fb", NULL))
+ return -ENODEV;
+
+ return of_register_driver(&bw2_driver, &of_bus_type);
}
-int __init
-bw2_setup(char *arg)
+static void __exit bw2_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ return of_unregister_driver(&bw2_driver);
}
-module_init(bw2_init);
-#ifdef MODULE
+module_init(bw2_init);
module_exit(bw2_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for BWTWO chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
/* cg14.c: CGFOURTEEN frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright (C) 1996,1998 Jakub Jelinek (jj@ultra.linux.cz)
* Copyright (C) 1995 Miguel de Icaza (miguel@nuclecu.unam.mx)
*
#include <linux/mm.h>
#include <asm/io.h>
-#include <asm/sbus.h>
-#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
#define CG14_MCR_PIXMODE_32 3
struct cg14_regs{
- volatile u8 mcr; /* Master Control Reg */
- volatile u8 ppr; /* Packed Pixel Reg */
- volatile u8 tms[2]; /* Test Mode Status Regs */
- volatile u8 msr; /* Master Status Reg */
- volatile u8 fsr; /* Fault Status Reg */
- volatile u8 rev; /* Revision & Impl */
- volatile u8 ccr; /* Clock Control Reg */
- volatile u32 tmr; /* Test Mode Read Back */
- volatile u8 mod; /* Monitor Operation Data Reg */
- volatile u8 acr; /* Aux Control */
+ u8 mcr; /* Master Control Reg */
+ u8 ppr; /* Packed Pixel Reg */
+ u8 tms[2]; /* Test Mode Status Regs */
+ u8 msr; /* Master Status Reg */
+ u8 fsr; /* Fault Status Reg */
+ u8 rev; /* Revision & Impl */
+ u8 ccr; /* Clock Control Reg */
+ u32 tmr; /* Test Mode Read Back */
+ u8 mod; /* Monitor Operation Data Reg */
+ u8 acr; /* Aux Control */
u8 xxx0[6];
- volatile u16 hct; /* Hor Counter */
- volatile u16 vct; /* Vert Counter */
- volatile u16 hbs; /* Hor Blank Start */
- volatile u16 hbc; /* Hor Blank Clear */
- volatile u16 hss; /* Hor Sync Start */
- volatile u16 hsc; /* Hor Sync Clear */
- volatile u16 csc; /* Composite Sync Clear */
- volatile u16 vbs; /* Vert Blank Start */
- volatile u16 vbc; /* Vert Blank Clear */
- volatile u16 vss; /* Vert Sync Start */
- volatile u16 vsc; /* Vert Sync Clear */
- volatile u16 xcs;
- volatile u16 xcc;
- volatile u16 fsa; /* Fault Status Address */
- volatile u16 adr; /* Address Registers */
+ u16 hct; /* Hor Counter */
+ u16 vct; /* Vert Counter */
+ u16 hbs; /* Hor Blank Start */
+ u16 hbc; /* Hor Blank Clear */
+ u16 hss; /* Hor Sync Start */
+ u16 hsc; /* Hor Sync Clear */
+ u16 csc; /* Composite Sync Clear */
+ u16 vbs; /* Vert Blank Start */
+ u16 vbc; /* Vert Blank Clear */
+ u16 vss; /* Vert Sync Start */
+ u16 vsc; /* Vert Sync Clear */
+ u16 xcs;
+ u16 xcc;
+ u16 fsa; /* Fault Status Address */
+ u16 adr; /* Address Registers */
u8 xxx1[0xce];
- volatile u8 pcg[0x100]; /* Pixel Clock Generator */
- volatile u32 vbr; /* Frame Base Row */
- volatile u32 vmcr; /* VBC Master Control */
- volatile u32 vcr; /* VBC refresh */
- volatile u32 vca; /* VBC Config */
+ u8 pcg[0x100]; /* Pixel Clock Generator */
+ u32 vbr; /* Frame Base Row */
+ u32 vmcr; /* VBC Master Control */
+ u32 vcr; /* VBC refresh */
+ u32 vca; /* VBC Config */
};
#define CG14_CCR_ENABLE 0x04
#define CG14_CCR_SELECT 0x02 /* HW/Full screen */
struct cg14_cursor {
- volatile u32 cpl0[32]; /* Enable plane 0 */
- volatile u32 cpl1[32]; /* Color selection plane */
- volatile u8 ccr; /* Cursor Control Reg */
+ u32 cpl0[32]; /* Enable plane 0 */
+ u32 cpl1[32]; /* Color selection plane */
+ u8 ccr; /* Cursor Control Reg */
u8 xxx0[3];
- volatile u16 cursx; /* Cursor x,y position */
- volatile u16 cursy; /* Cursor x,y position */
- volatile u32 color0;
- volatile u32 color1;
+ u16 cursx; /* Cursor x,y position */
+ u16 cursy; /* Cursor x,y position */
+ u32 color0;
+ u32 color1;
u32 xxx1[0x1bc];
- volatile u32 cpl0i[32]; /* Enable plane 0 autoinc */
- volatile u32 cpl1i[32]; /* Color selection autoinc */
+ u32 cpl0i[32]; /* Enable plane 0 autoinc */
+ u32 cpl1i[32]; /* Color selection autoinc */
};
struct cg14_dac {
- volatile u8 addr; /* Address Register */
+ u8 addr; /* Address Register */
u8 xxx0[255];
- volatile u8 glut; /* Gamma table */
+ u8 glut; /* Gamma table */
u8 xxx1[255];
- volatile u8 select; /* Register Select */
+ u8 select; /* Register Select */
u8 xxx2[255];
- volatile u8 mode; /* Mode Register */
+ u8 mode; /* Mode Register */
};
struct cg14_xlut{
- volatile u8 x_xlut [256];
- volatile u8 x_xlutd [256];
+ u8 x_xlut [256];
+ u8 x_xlutd [256];
u8 xxx0[0x600];
- volatile u8 x_xlut_inc [256];
- volatile u8 x_xlutd_inc [256];
+ u8 x_xlut_inc [256];
+ u8 x_xlutd_inc [256];
};
/* Color look up table (clut) */
int mode;
int ramsize;
- struct sbus_dev *sdev;
};
static void __cg14_reset(struct cg14_par *par)
* Initialisation
*/
-static void cg14_init_fix(struct fb_info *info, int linebytes)
+static void cg14_init_fix(struct fb_info *info, int linebytes, struct device_node *dp)
{
- struct cg14_par *par = (struct cg14_par *)info->par;
- const char *name;
-
- name = "cgfourteen";
- if (par->sdev)
- name = par->sdev->prom_name;
+ const char *name = dp->name;
strlcpy(info->fix.id, name, sizeof(info->fix.id));
struct all_info {
struct fb_info info;
struct cg14_par par;
- struct list_head list;
};
-static LIST_HEAD(cg14_list);
-static void cg14_init_one(struct sbus_dev *sdev, int node, int parent_node)
+static void cg14_unmap_regs(struct all_info *all)
{
- struct all_info *all;
- unsigned long phys, rphys;
- u32 bases[6];
- int is_8mb, linebytes, i;
-
- if (!sdev) {
- if (prom_getproperty(node, "address",
- (char *) &bases[0], sizeof(bases)) <= 0
- || !bases[0]) {
- printk(KERN_ERR "cg14: Device is not mapped.\n");
- return;
- }
- if (__get_iospace(bases[0]) != __get_iospace(bases[1])) {
- printk(KERN_ERR "cg14: I/O spaces don't match.\n");
- return;
- }
- }
+ if (all->par.regs)
+ of_iounmap(all->par.regs, sizeof(struct cg14_regs));
+ if (all->par.clut)
+ of_iounmap(all->par.clut, sizeof(struct cg14_clut));
+ if (all->par.cursor)
+ of_iounmap(all->par.cursor, sizeof(struct cg14_cursor));
+ if (all->info.screen_base)
+ of_iounmap(all->info.screen_base, all->par.fbsize);
+}
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "cg14: Cannot allocate memory.\n");
- return;
- }
- memset(all, 0, sizeof(*all));
+static int __devinit cg14_init_one(struct of_device *op)
+{
+ struct device_node *dp = op->node;
+ struct all_info *all;
+ int is_8mb, linebytes, i, err;
- INIT_LIST_HEAD(&all->list);
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
spin_lock_init(&all->par.lock);
- sbusfb_fill_var(&all->info.var, node, 8);
+ sbusfb_fill_var(&all->info.var, dp->node, 8);
all->info.var.red.length = 8;
all->info.var.green.length = 8;
all->info.var.blue.length = 8;
- linebytes = prom_getintdefault(node, "linebytes",
- all->info.var.xres);
+ linebytes = of_getintprop_default(dp, "linebytes",
+ all->info.var.xres);
all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
- all->par.sdev = sdev;
- if (sdev) {
- rphys = sdev->reg_addrs[0].phys_addr;
- all->par.physbase = phys = sdev->reg_addrs[1].phys_addr;
- all->par.iospace = sdev->reg_addrs[0].which_io;
-
- all->par.regs = sbus_ioremap(&sdev->resource[0], 0,
- sizeof(struct cg14_regs),
- "cg14 regs");
- all->par.clut = sbus_ioremap(&sdev->resource[0], CG14_CLUT1,
- sizeof(struct cg14_clut),
- "cg14 clut");
- all->par.cursor = sbus_ioremap(&sdev->resource[0], CG14_CURSORREGS,
- sizeof(struct cg14_cursor),
- "cg14 cursor");
- all->info.screen_base = sbus_ioremap(&sdev->resource[1], 0,
- all->par.fbsize, "cg14 ram");
+ if (!strcmp(dp->parent->name, "sbus") ||
+ !strcmp(dp->parent->name, "sbi")) {
+ all->par.physbase = op->resource[0].start;
+ all->par.iospace = op->resource[0].flags & IORESOURCE_BITS;
} else {
- rphys = __get_phys(bases[0]);
- all->par.physbase = phys = __get_phys(bases[1]);
- all->par.iospace = __get_iospace(bases[0]);
- all->par.regs = (struct cg14_regs __iomem *)(unsigned long)bases[0];
- all->par.clut = (struct cg14_clut __iomem *)((unsigned long)bases[0] +
- CG14_CLUT1);
- all->par.cursor =
- (struct cg14_cursor __iomem *)((unsigned long)bases[0] +
- CG14_CURSORREGS);
-
- all->info.screen_base = (char __iomem *)(unsigned long)bases[1];
+ all->par.physbase = op->resource[1].start;
+ all->par.iospace = op->resource[0].flags & IORESOURCE_BITS;
}
- prom_getproperty(node, "reg", (char *) &bases[0], sizeof(bases));
- is_8mb = (bases[5] == 0x800000);
+ all->par.regs = of_ioremap(&op->resource[0], 0,
+ sizeof(struct cg14_regs), "cg14 regs");
+ all->par.clut = of_ioremap(&op->resource[0], CG14_CLUT1,
+ sizeof(struct cg14_clut), "cg14 clut");
+ all->par.cursor = of_ioremap(&op->resource[0], CG14_CURSORREGS,
+ sizeof(struct cg14_cursor), "cg14 cursor");
- if (sizeof(all->par.mmap_map) != sizeof(__cg14_mmap_map)) {
- extern void __cg14_mmap_sized_wrongly(void);
+ all->info.screen_base = of_ioremap(&op->resource[1], 0,
+ all->par.fbsize, "cg14 ram");
- __cg14_mmap_sized_wrongly();
- }
+ if (!all->par.regs || !all->par.clut || !all->par.cursor ||
+ !all->info.screen_base)
+ cg14_unmap_regs(all);
+
+ is_8mb = (((op->resource[1].end - op->resource[1].start) + 1) ==
+ (8 * 1024 * 1024));
+
+ BUILD_BUG_ON(sizeof(all->par.mmap_map) != sizeof(__cg14_mmap_map));
- memcpy(&all->par.mmap_map, &__cg14_mmap_map, sizeof(all->par.mmap_map));
+ memcpy(&all->par.mmap_map, &__cg14_mmap_map,
+ sizeof(all->par.mmap_map));
+
for (i = 0; i < CG14_MMAP_ENTRIES; i++) {
struct sbus_mmap_map *map = &all->par.mmap_map[i];
if (!map->size)
break;
if (map->poff & 0x80000000)
- map->poff = (map->poff & 0x7fffffff) + rphys - phys;
+ map->poff = (map->poff & 0x7fffffff) +
+ (op->resource[0].start -
+ op->resource[1].start);
if (is_8mb &&
map->size >= 0x100000 &&
map->size <= 0x400000)
__cg14_reset(&all->par);
if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
- printk(KERN_ERR "cg14: Could not allocate color map.\n");
+ cg14_unmap_regs(all);
kfree(all);
- return;
+ return -ENOMEM;
}
fb_set_cmap(&all->info.cmap, &all->info);
- cg14_init_fix(&all->info, linebytes);
+ cg14_init_fix(&all->info, linebytes, dp);
- if (register_framebuffer(&all->info) < 0) {
- printk(KERN_ERR "cg14: Could not register framebuffer.\n");
+ err = register_framebuffer(&all->info);
+ if (err < 0) {
fb_dealloc_cmap(&all->info.cmap);
+ cg14_unmap_regs(all);
kfree(all);
- return;
+ return err;
}
- list_add(&all->list, &cg14_list);
+ dev_set_drvdata(&op->dev, all);
- printk("cg14: cgfourteen at %lx:%lx, %dMB\n",
- all->par.iospace, all->par.physbase, all->par.ramsize >> 20);
+ printk("%s: cgfourteen at %lx:%lx, %dMB\n",
+ dp->full_name,
+ all->par.iospace, all->par.physbase,
+ all->par.ramsize >> 20);
+ return 0;
}
-int __init cg14_init(void)
+static int __devinit cg14_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct sbus_bus *sbus;
- struct sbus_dev *sdev;
+ struct of_device *op = to_of_device(&dev->dev);
- if (fb_get_options("cg14fb", NULL))
- return -ENODEV;
+ return cg14_init_one(op);
+}
-#ifdef CONFIG_SPARC32
- {
- int root, node;
-
- root = prom_getchild(prom_root_node);
- root = prom_searchsiblings(root, "obio");
- if (root) {
- node = prom_searchsiblings(prom_getchild(root),
- "cgfourteen");
- if (node)
- cg14_init_one(NULL, node, root);
- }
- }
-#endif
- for_all_sbusdev(sdev, sbus) {
- if (!strcmp(sdev->prom_name, "cgfourteen"))
- cg14_init_one(sdev, sdev->prom_node, sbus->prom_node);
- }
+static int __devexit cg14_remove(struct of_device *dev)
+{
+ struct all_info *all = dev_get_drvdata(&dev->dev);
+
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
+
+ cg14_unmap_regs(all);
+
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit cg14_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id cg14_match[] = {
+ {
+ .name = "cgfourteen",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, cg14_match);
- list_for_each_safe(pos, tmp, &cg14_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+static struct of_platform_driver cg14_driver = {
+ .name = "cg14",
+ .match_table = cg14_match,
+ .probe = cg14_probe,
+ .remove = __devexit_p(cg14_remove),
+};
- unregister_framebuffer(&all->info);
- fb_dealloc_cmap(&all->info.cmap);
- kfree(all);
- }
+int __init cg14_init(void)
+{
+ if (fb_get_options("cg14fb", NULL))
+ return -ENODEV;
+
+ return of_register_driver(&cg14_driver, &of_bus_type);
}
-int __init
-cg14_setup(char *arg)
+void __exit cg14_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ of_unregister_driver(&cg14_driver);
}
module_init(cg14_init);
-
-#ifdef MODULE
module_exit(cg14_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for CGfourteen chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
/* cg3.c: CGTHREE frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright (C) 1996,1998 Jakub Jelinek (jj@ultra.linux.cz)
* Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
* Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)
#include <linux/mm.h>
#include <asm/io.h>
-#include <asm/sbus.h>
#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
};
struct bt_regs {
- volatile u32 addr;
- volatile u32 color_map;
- volatile u32 control;
- volatile u32 cursor;
+ u32 addr;
+ u32 color_map;
+ u32 control;
+ u32 cursor;
};
struct cg3_regs {
struct bt_regs cmap;
- volatile u8 control;
- volatile u8 status;
- volatile u8 cursor_start;
- volatile u8 cursor_end;
- volatile u8 h_blank_start;
- volatile u8 h_blank_end;
- volatile u8 h_sync_start;
- volatile u8 h_sync_end;
- volatile u8 comp_sync_end;
- volatile u8 v_blank_start_high;
- volatile u8 v_blank_start_low;
- volatile u8 v_blank_end;
- volatile u8 v_sync_start;
- volatile u8 v_sync_end;
- volatile u8 xfer_holdoff_start;
- volatile u8 xfer_holdoff_end;
+ u8 control;
+ u8 status;
+ u8 cursor_start;
+ u8 cursor_end;
+ u8 h_blank_start;
+ u8 h_blank_end;
+ u8 h_sync_start;
+ u8 h_sync_end;
+ u8 comp_sync_end;
+ u8 v_blank_start_high;
+ u8 v_blank_start_low;
+ u8 v_blank_end;
+ u8 v_sync_start;
+ u8 v_sync_end;
+ u8 xfer_holdoff_start;
+ u8 xfer_holdoff_end;
};
/* Offset of interesting structures in the OBIO space */
#define CG3_FLAG_RDI 0x00000002
unsigned long physbase;
+ unsigned long which_io;
unsigned long fbsize;
-
- struct sbus_dev *sdev;
};
/**
return sbusfb_mmap_helper(cg3_mmap_map,
par->physbase, par->fbsize,
- par->sdev->reg_addrs[0].which_io,
+ par->which_io,
vma);
}
*/
static void
-cg3_init_fix(struct fb_info *info, int linebytes)
+cg3_init_fix(struct fb_info *info, int linebytes, struct device_node *dp)
{
- struct cg3_par *par = (struct cg3_par *)info->par;
-
- strlcpy(info->fix.id, par->sdev->prom_name, sizeof(info->fix.id));
+ strlcpy(info->fix.id, dp->name, sizeof(info->fix.id));
info->fix.type = FB_TYPE_PACKED_PIXELS;
info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
}
static void cg3_rdi_maybe_fixup_var(struct fb_var_screeninfo *var,
- struct sbus_dev *sdev)
+ struct device_node *dp)
{
- char buffer[40];
+ char *params;
char *p;
int ww, hh;
- *buffer = 0;
- prom_getstring(sdev->prom_node, "params", buffer, sizeof(buffer));
- if (*buffer) {
- ww = simple_strtoul(buffer, &p, 10);
+ params = of_get_property(dp, "params", NULL);
+ if (params) {
+ ww = simple_strtoul(params, &p, 10);
if (ww && *p == 'x') {
hh = simple_strtoul(p + 1, &p, 10);
if (hh && *p == '-') {
sbus_writeb(p[1], regp);
}
for (p = cg3_dacvals; *p; p += 2) {
- volatile u8 __iomem *regp;
+ u8 __iomem *regp;
- regp = (volatile u8 __iomem *)&par->regs->cmap.addr;
+ regp = (u8 __iomem *)&par->regs->cmap.addr;
sbus_writeb(p[0], regp);
- regp = (volatile u8 __iomem *)&par->regs->cmap.control;
+ regp = (u8 __iomem *)&par->regs->cmap.control;
sbus_writeb(p[1], regp);
}
}
struct all_info {
struct fb_info info;
struct cg3_par par;
- struct list_head list;
};
-static LIST_HEAD(cg3_list);
-static void cg3_init_one(struct sbus_dev *sdev)
+static int __devinit cg3_init_one(struct of_device *op)
{
+ struct device_node *dp = op->node;
struct all_info *all;
- int linebytes;
-
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "cg3: Cannot allocate memory.\n");
- return;
- }
- memset(all, 0, sizeof(*all));
+ int linebytes, err;
- INIT_LIST_HEAD(&all->list);
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
spin_lock_init(&all->par.lock);
- all->par.sdev = sdev;
- all->par.physbase = sdev->reg_addrs[0].phys_addr;
+ all->par.physbase = op->resource[0].start;
+ all->par.which_io = op->resource[0].flags & IORESOURCE_BITS;
- sbusfb_fill_var(&all->info.var, sdev->prom_node, 8);
+ sbusfb_fill_var(&all->info.var, dp->node, 8);
all->info.var.red.length = 8;
all->info.var.green.length = 8;
all->info.var.blue.length = 8;
- if (!strcmp(sdev->prom_name, "cgRDI"))
+ if (!strcmp(dp->name, "cgRDI"))
all->par.flags |= CG3_FLAG_RDI;
if (all->par.flags & CG3_FLAG_RDI)
- cg3_rdi_maybe_fixup_var(&all->info.var, sdev);
+ cg3_rdi_maybe_fixup_var(&all->info.var, dp);
- linebytes = prom_getintdefault(sdev->prom_node, "linebytes",
- all->info.var.xres);
+ linebytes = of_getintprop_default(dp, "linebytes",
+ all->info.var.xres);
all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
- all->par.regs = sbus_ioremap(&sdev->resource[0], CG3_REGS_OFFSET,
- sizeof(struct cg3_regs), "cg3 regs");
+ all->par.regs = of_ioremap(&op->resource[0], CG3_REGS_OFFSET,
+ sizeof(struct cg3_regs), "cg3 regs");
all->info.flags = FBINFO_DEFAULT;
all->info.fbops = &cg3_ops;
-#ifdef CONFIG_SPARC32
- all->info.screen_base = (char __iomem *)
- prom_getintdefault(sdev->prom_node, "address", 0);
-#endif
- if (!all->info.screen_base)
- all->info.screen_base =
- sbus_ioremap(&sdev->resource[0], CG3_RAM_OFFSET,
- all->par.fbsize, "cg3 ram");
+ all->info.screen_base =
+ of_ioremap(&op->resource[0], CG3_RAM_OFFSET,
+ all->par.fbsize, "cg3 ram");
all->info.par = &all->par;
cg3_blank(0, &all->info);
- if (!prom_getbool(sdev->prom_node, "width"))
+ if (!of_find_property(dp, "width", NULL))
cg3_do_default_mode(&all->par);
if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
- printk(KERN_ERR "cg3: Could not allocate color map.\n");
+ of_iounmap(all->par.regs, sizeof(struct cg3_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
kfree(all);
- return;
+ return -ENOMEM;
}
fb_set_cmap(&all->info.cmap, &all->info);
- cg3_init_fix(&all->info, linebytes);
+ cg3_init_fix(&all->info, linebytes, dp);
- if (register_framebuffer(&all->info) < 0) {
- printk(KERN_ERR "cg3: Could not register framebuffer.\n");
+ err = register_framebuffer(&all->info);
+ if (err < 0) {
fb_dealloc_cmap(&all->info.cmap);
+ of_iounmap(all->par.regs, sizeof(struct cg3_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
kfree(all);
- return;
+ return err;
}
- list_add(&all->list, &cg3_list);
+ dev_set_drvdata(&op->dev, all);
+
+ printk("%s: cg3 at %lx:%lx\n",
+ dp->full_name, all->par.which_io, all->par.physbase);
- printk("cg3: %s at %lx:%lx\n",
- sdev->prom_name,
- (long) sdev->reg_addrs[0].which_io,
- (long) sdev->reg_addrs[0].phys_addr);
+ return 0;
}
-int __init cg3_init(void)
+static int __devinit cg3_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct sbus_bus *sbus;
- struct sbus_dev *sdev;
+ struct of_device *op = to_of_device(&dev->dev);
- if (fb_get_options("cg3fb", NULL))
- return -ENODEV;
+ return cg3_init_one(op);
+}
- for_all_sbusdev(sdev, sbus) {
- if (!strcmp(sdev->prom_name, "cgthree") ||
- !strcmp(sdev->prom_name, "cgRDI"))
- cg3_init_one(sdev);
- }
+static int __devexit cg3_remove(struct of_device *dev)
+{
+ struct all_info *all = dev_get_drvdata(&dev->dev);
+
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
+
+ of_iounmap(all->par.regs, sizeof(struct cg3_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
+
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit cg3_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id cg3_match[] = {
+ {
+ .name = "cgthree",
+ },
+ {
+ .name = "cgRDI",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, cg3_match);
- list_for_each_safe(pos, tmp, &cg3_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+static struct of_platform_driver cg3_driver = {
+ .name = "cg3",
+ .match_table = cg3_match,
+ .probe = cg3_probe,
+ .remove = __devexit_p(cg3_remove),
+};
- unregister_framebuffer(&all->info);
- fb_dealloc_cmap(&all->info.cmap);
- kfree(all);
- }
+static int __init cg3_init(void)
+{
+ if (fb_get_options("cg3fb", NULL))
+ return -ENODEV;
+
+ return of_register_driver(&cg3_driver, &of_bus_type);
}
-int __init
-cg3_setup(char *arg)
+static void __exit cg3_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ of_unregister_driver(&cg3_driver);
}
module_init(cg3_init);
-
-#ifdef MODULE
module_exit(cg3_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for CGthree chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
/* cg6.c: CGSIX (GX, GXplus, TGX) frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright (C) 1996,1998 Jakub Jelinek (jj@ultra.linux.cz)
* Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
* Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be)
#include <linux/mm.h>
#include <asm/io.h>
-#include <asm/sbus.h>
-#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
/* The contents are unknown */
struct cg6_tec {
- volatile int tec_matrix;
- volatile int tec_clip;
- volatile int tec_vdc;
+ int tec_matrix;
+ int tec_clip;
+ int tec_vdc;
};
struct cg6_thc {
- uint thc_pad0[512];
- volatile uint thc_hs; /* hsync timing */
- volatile uint thc_hsdvs;
- volatile uint thc_hd;
- volatile uint thc_vs; /* vsync timing */
- volatile uint thc_vd;
- volatile uint thc_refresh;
- volatile uint thc_misc;
- uint thc_pad1[56];
- volatile uint thc_cursxy; /* cursor x,y position (16 bits each) */
- volatile uint thc_cursmask[32]; /* cursor mask bits */
- volatile uint thc_cursbits[32]; /* what to show where mask enabled */
+ u32 thc_pad0[512];
+ u32 thc_hs; /* hsync timing */
+ u32 thc_hsdvs;
+ u32 thc_hd;
+ u32 thc_vs; /* vsync timing */
+ u32 thc_vd;
+ u32 thc_refresh;
+ u32 thc_misc;
+ u32 thc_pad1[56];
+ u32 thc_cursxy; /* cursor x,y position (16 bits each) */
+ u32 thc_cursmask[32]; /* cursor mask bits */
+ u32 thc_cursbits[32]; /* what to show where mask enabled */
};
struct cg6_fbc {
- u32 xxx0[1];
- volatile u32 mode;
- volatile u32 clip;
- u32 xxx1[1];
- volatile u32 s;
- volatile u32 draw;
- volatile u32 blit;
- volatile u32 font;
- u32 xxx2[24];
- volatile u32 x0, y0, z0, color0;
- volatile u32 x1, y1, z1, color1;
- volatile u32 x2, y2, z2, color2;
- volatile u32 x3, y3, z3, color3;
- volatile u32 offx, offy;
- u32 xxx3[2];
- volatile u32 incx, incy;
- u32 xxx4[2];
- volatile u32 clipminx, clipminy;
- u32 xxx5[2];
- volatile u32 clipmaxx, clipmaxy;
- u32 xxx6[2];
- volatile u32 fg;
- volatile u32 bg;
- volatile u32 alu;
- volatile u32 pm;
- volatile u32 pixelm;
- u32 xxx7[2];
- volatile u32 patalign;
- volatile u32 pattern[8];
- u32 xxx8[432];
- volatile u32 apointx, apointy, apointz;
- u32 xxx9[1];
- volatile u32 rpointx, rpointy, rpointz;
- u32 xxx10[5];
- volatile u32 pointr, pointg, pointb, pointa;
- volatile u32 alinex, aliney, alinez;
- u32 xxx11[1];
- volatile u32 rlinex, rliney, rlinez;
- u32 xxx12[5];
- volatile u32 liner, lineg, lineb, linea;
- volatile u32 atrix, atriy, atriz;
- u32 xxx13[1];
- volatile u32 rtrix, rtriy, rtriz;
- u32 xxx14[5];
- volatile u32 trir, trig, trib, tria;
- volatile u32 aquadx, aquady, aquadz;
- u32 xxx15[1];
- volatile u32 rquadx, rquady, rquadz;
- u32 xxx16[5];
- volatile u32 quadr, quadg, quadb, quada;
- volatile u32 arectx, arecty, arectz;
- u32 xxx17[1];
- volatile u32 rrectx, rrecty, rrectz;
- u32 xxx18[5];
- volatile u32 rectr, rectg, rectb, recta;
+ u32 xxx0[1];
+ u32 mode;
+ u32 clip;
+ u32 xxx1[1];
+ u32 s;
+ u32 draw;
+ u32 blit;
+ u32 font;
+ u32 xxx2[24];
+ u32 x0, y0, z0, color0;
+ u32 x1, y1, z1, color1;
+ u32 x2, y2, z2, color2;
+ u32 x3, y3, z3, color3;
+ u32 offx, offy;
+ u32 xxx3[2];
+ u32 incx, incy;
+ u32 xxx4[2];
+ u32 clipminx, clipminy;
+ u32 xxx5[2];
+ u32 clipmaxx, clipmaxy;
+ u32 xxx6[2];
+ u32 fg;
+ u32 bg;
+ u32 alu;
+ u32 pm;
+ u32 pixelm;
+ u32 xxx7[2];
+ u32 patalign;
+ u32 pattern[8];
+ u32 xxx8[432];
+ u32 apointx, apointy, apointz;
+ u32 xxx9[1];
+ u32 rpointx, rpointy, rpointz;
+ u32 xxx10[5];
+ u32 pointr, pointg, pointb, pointa;
+ u32 alinex, aliney, alinez;
+ u32 xxx11[1];
+ u32 rlinex, rliney, rlinez;
+ u32 xxx12[5];
+ u32 liner, lineg, lineb, linea;
+ u32 atrix, atriy, atriz;
+ u32 xxx13[1];
+ u32 rtrix, rtriy, rtriz;
+ u32 xxx14[5];
+ u32 trir, trig, trib, tria;
+ u32 aquadx, aquady, aquadz;
+ u32 xxx15[1];
+ u32 rquadx, rquady, rquadz;
+ u32 xxx16[5];
+ u32 quadr, quadg, quadb, quada;
+ u32 arectx, arecty, arectz;
+ u32 xxx17[1];
+ u32 rrectx, rrecty, rrectz;
+ u32 xxx18[5];
+ u32 rectr, rectg, rectb, recta;
};
struct bt_regs {
- volatile u32 addr;
- volatile u32 color_map;
- volatile u32 control;
- volatile u32 cursor;
+ u32 addr;
+ u32 color_map;
+ u32 control;
+ u32 cursor;
};
struct cg6_par {
struct cg6_fbc __iomem *fbc;
struct cg6_thc __iomem *thc;
struct cg6_tec __iomem *tec;
- volatile u32 __iomem *fhc;
+ u32 __iomem *fhc;
u32 flags;
#define CG6_FLAG_BLANKED 0x00000001
unsigned long physbase;
+ unsigned long which_io;
unsigned long fbsize;
-
- struct sbus_dev *sdev;
};
static int cg6_sync(struct fb_info *info)
return sbusfb_mmap_helper(cg6_mmap_map,
par->physbase, par->fbsize,
- par->sdev->reg_addrs[0].which_io,
- vma);
+ par->which_io, vma);
}
static int cg6_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
struct all_info {
struct fb_info info;
struct cg6_par par;
- struct list_head list;
};
-static LIST_HEAD(cg6_list);
-static void cg6_init_one(struct sbus_dev *sdev)
+static void cg6_unmap_regs(struct all_info *all)
{
- struct all_info *all;
- int linebytes;
+ if (all->par.fbc)
+ of_iounmap(all->par.fbc, 4096);
+ if (all->par.tec)
+ of_iounmap(all->par.tec, sizeof(struct cg6_tec));
+ if (all->par.thc)
+ of_iounmap(all->par.thc, sizeof(struct cg6_thc));
+ if (all->par.bt)
+ of_iounmap(all->par.bt, sizeof(struct bt_regs));
+ if (all->par.fhc)
+ of_iounmap(all->par.fhc, sizeof(u32));
+
+ if (all->info.screen_base)
+ of_iounmap(all->info.screen_base, all->par.fbsize);
+}
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "cg6: Cannot allocate memory.\n");
- return;
- }
- memset(all, 0, sizeof(*all));
+static int __devinit cg6_init_one(struct of_device *op)
+{
+ struct device_node *dp = op->node;
+ struct all_info *all;
+ int linebytes, err;
- INIT_LIST_HEAD(&all->list);
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
spin_lock_init(&all->par.lock);
- all->par.sdev = sdev;
- all->par.physbase = sdev->reg_addrs[0].phys_addr;
+ all->par.physbase = op->resource[0].start;
+ all->par.which_io = op->resource[0].flags & IORESOURCE_BITS;
- sbusfb_fill_var(&all->info.var, sdev->prom_node, 8);
+ sbusfb_fill_var(&all->info.var, dp->node, 8);
all->info.var.red.length = 8;
all->info.var.green.length = 8;
all->info.var.blue.length = 8;
- linebytes = prom_getintdefault(sdev->prom_node, "linebytes",
- all->info.var.xres);
+ linebytes = of_getintprop_default(dp, "linebytes",
+ all->info.var.xres);
all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
- if (prom_getbool(sdev->prom_node, "dblbuf"))
+ if (of_find_property(dp, "dblbuf", NULL))
all->par.fbsize *= 4;
- all->par.fbc = sbus_ioremap(&sdev->resource[0], CG6_FBC_OFFSET,
- 4096, "cgsix fbc");
- all->par.tec = sbus_ioremap(&sdev->resource[0], CG6_TEC_OFFSET,
- sizeof(struct cg6_tec), "cgsix tec");
- all->par.thc = sbus_ioremap(&sdev->resource[0], CG6_THC_OFFSET,
- sizeof(struct cg6_thc), "cgsix thc");
- all->par.bt = sbus_ioremap(&sdev->resource[0], CG6_BROOKTREE_OFFSET,
- sizeof(struct bt_regs), "cgsix dac");
- all->par.fhc = sbus_ioremap(&sdev->resource[0], CG6_FHC_OFFSET,
- sizeof(u32), "cgsix fhc");
+ all->par.fbc = of_ioremap(&op->resource[0], CG6_FBC_OFFSET,
+ 4096, "cgsix fbc");
+ all->par.tec = of_ioremap(&op->resource[0], CG6_TEC_OFFSET,
+ sizeof(struct cg6_tec), "cgsix tec");
+ all->par.thc = of_ioremap(&op->resource[0], CG6_THC_OFFSET,
+ sizeof(struct cg6_thc), "cgsix thc");
+ all->par.bt = of_ioremap(&op->resource[0], CG6_BROOKTREE_OFFSET,
+ sizeof(struct bt_regs), "cgsix dac");
+ all->par.fhc = of_ioremap(&op->resource[0], CG6_FHC_OFFSET,
+ sizeof(u32), "cgsix fhc");
all->info.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_IMAGEBLIT |
FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT;
all->info.fbops = &cg6_ops;
-#ifdef CONFIG_SPARC32
- all->info.screen_base = (char __iomem *)
- prom_getintdefault(sdev->prom_node, "address", 0);
-#endif
- if (!all->info.screen_base)
- all->info.screen_base =
- sbus_ioremap(&sdev->resource[0], CG6_RAM_OFFSET,
- all->par.fbsize, "cgsix ram");
+
+ all->info.screen_base = of_ioremap(&op->resource[0], CG6_RAM_OFFSET,
+ all->par.fbsize, "cgsix ram");
+ if (!all->par.fbc || !all->par.tec || !all->par.thc ||
+ !all->par.bt || !all->par.fhc || !all->info.screen_base) {
+ cg6_unmap_regs(all);
+ kfree(all);
+ return -ENOMEM;
+ }
+
all->info.par = &all->par;
all->info.var.accel_flags = FB_ACCELF_TEXT;
cg6_blank(0, &all->info);
if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
- printk(KERN_ERR "cg6: Could not allocate color map.\n");
+ cg6_unmap_regs(all);
kfree(all);
- return;
+ return -ENOMEM;
}
fb_set_cmap(&all->info.cmap, &all->info);
cg6_init_fix(&all->info, linebytes);
- if (register_framebuffer(&all->info) < 0) {
- printk(KERN_ERR "cg6: Could not register framebuffer.\n");
+ err = register_framebuffer(&all->info);
+ if (err < 0) {
+ cg6_unmap_regs(all);
fb_dealloc_cmap(&all->info.cmap);
kfree(all);
- return;
+ return err;
}
- list_add(&all->list, &cg6_list);
+ dev_set_drvdata(&op->dev, all);
- printk("cg6: CGsix [%s] at %lx:%lx\n",
+ printk("%s: CGsix [%s] at %lx:%lx\n",
+ dp->full_name,
all->info.fix.id,
- (long) sdev->reg_addrs[0].which_io,
- (long) sdev->reg_addrs[0].phys_addr);
+ all->par.which_io, all->par.physbase);
+
+ return 0;
}
-int __init cg6_init(void)
+static int __devinit cg6_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct sbus_bus *sbus;
- struct sbus_dev *sdev;
+ struct of_device *op = to_of_device(&dev->dev);
- if (fb_get_options("cg6fb", NULL))
- return -ENODEV;
+ return cg6_init_one(op);
+}
- for_all_sbusdev(sdev, sbus) {
- if (!strcmp(sdev->prom_name, "cgsix") ||
- !strcmp(sdev->prom_name, "cgthree+"))
- cg6_init_one(sdev);
- }
+static int __devexit cg6_remove(struct of_device *dev)
+{
+ struct all_info *all = dev_get_drvdata(&dev->dev);
+
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
+
+ cg6_unmap_regs(all);
+
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit cg6_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id cg6_match[] = {
+ {
+ .name = "cgsix",
+ },
+ {
+ .name = "cgthree+",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, cg6_match);
- list_for_each_safe(pos, tmp, &cg6_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+static struct of_platform_driver cg6_driver = {
+ .name = "cg6",
+ .match_table = cg6_match,
+ .probe = cg6_probe,
+ .remove = __devexit_p(cg6_remove),
+};
- unregister_framebuffer(&all->info);
- fb_dealloc_cmap(&all->info.cmap);
- kfree(all);
- }
+static int __init cg6_init(void)
+{
+ if (fb_get_options("cg6fb", NULL))
+ return -ENODEV;
+
+ return of_register_driver(&cg6_driver, &of_bus_type);
}
-int __init
-cg6_setup(char *arg)
+static void __exit cg6_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ of_unregister_driver(&cg6_driver);
}
module_init(cg6_init);
-
-#ifdef MODULE
module_exit(cg6_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for CGsix chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
/* ffb.c: Creator/Elite3D frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright (C) 1997,1998,1999 Jakub Jelinek (jj@ultra.linux.cz)
*
* Driver layout based loosely on tgafb.c, see that file for credits.
#include <asm/io.h>
#include <asm/upa.h>
-#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
struct ffb_fbc {
/* Next vertex registers */
- u32 xxx1[3];
- volatile u32 alpha;
- volatile u32 red;
- volatile u32 green;
- volatile u32 blue;
- volatile u32 depth;
- volatile u32 y;
- volatile u32 x;
- u32 xxx2[2];
- volatile u32 ryf;
- volatile u32 rxf;
- u32 xxx3[2];
+ u32 xxx1[3];
+ u32 alpha;
+ u32 red;
+ u32 green;
+ u32 blue;
+ u32 depth;
+ u32 y;
+ u32 x;
+ u32 xxx2[2];
+ u32 ryf;
+ u32 rxf;
+ u32 xxx3[2];
- volatile u32 dmyf;
- volatile u32 dmxf;
- u32 xxx4[2];
- volatile u32 ebyi;
- volatile u32 ebxi;
- u32 xxx5[2];
- volatile u32 by;
- volatile u32 bx;
- u32 dy;
- u32 dx;
- volatile u32 bh;
- volatile u32 bw;
- u32 xxx6[2];
+ u32 dmyf;
+ u32 dmxf;
+ u32 xxx4[2];
+ u32 ebyi;
+ u32 ebxi;
+ u32 xxx5[2];
+ u32 by;
+ u32 bx;
+ u32 dy;
+ u32 dx;
+ u32 bh;
+ u32 bw;
+ u32 xxx6[2];
- u32 xxx7[32];
+ u32 xxx7[32];
/* Setup unit vertex state register */
- volatile u32 suvtx;
- u32 xxx8[63];
+ u32 suvtx;
+ u32 xxx8[63];
/* Control registers */
- volatile u32 ppc;
- volatile u32 wid;
- volatile u32 fg;
- volatile u32 bg;
- volatile u32 consty;
- volatile u32 constz;
- volatile u32 xclip;
- volatile u32 dcss;
- volatile u32 vclipmin;
- volatile u32 vclipmax;
- volatile u32 vclipzmin;
- volatile u32 vclipzmax;
- volatile u32 dcsf;
- volatile u32 dcsb;
- volatile u32 dczf;
- volatile u32 dczb;
+ u32 ppc;
+ u32 wid;
+ u32 fg;
+ u32 bg;
+ u32 consty;
+ u32 constz;
+ u32 xclip;
+ u32 dcss;
+ u32 vclipmin;
+ u32 vclipmax;
+ u32 vclipzmin;
+ u32 vclipzmax;
+ u32 dcsf;
+ u32 dcsb;
+ u32 dczf;
+ u32 dczb;
- u32 xxx9;
- volatile u32 blendc;
- volatile u32 blendc1;
- volatile u32 blendc2;
- volatile u32 fbramitc;
- volatile u32 fbc;
- volatile u32 rop;
- volatile u32 cmp;
- volatile u32 matchab;
- volatile u32 matchc;
- volatile u32 magnab;
- volatile u32 magnc;
- volatile u32 fbcfg0;
- volatile u32 fbcfg1;
- volatile u32 fbcfg2;
- volatile u32 fbcfg3;
+ u32 xxx9;
+ u32 blendc;
+ u32 blendc1;
+ u32 blendc2;
+ u32 fbramitc;
+ u32 fbc;
+ u32 rop;
+ u32 cmp;
+ u32 matchab;
+ u32 matchc;
+ u32 magnab;
+ u32 magnc;
+ u32 fbcfg0;
+ u32 fbcfg1;
+ u32 fbcfg2;
+ u32 fbcfg3;
- u32 ppcfg;
- volatile u32 pick;
- volatile u32 fillmode;
- volatile u32 fbramwac;
- volatile u32 pmask;
- volatile u32 xpmask;
- volatile u32 ypmask;
- volatile u32 zpmask;
- volatile u32 clip0min;
- volatile u32 clip0max;
- volatile u32 clip1min;
- volatile u32 clip1max;
- volatile u32 clip2min;
- volatile u32 clip2max;
- volatile u32 clip3min;
- volatile u32 clip3max;
+ u32 ppcfg;
+ u32 pick;
+ u32 fillmode;
+ u32 fbramwac;
+ u32 pmask;
+ u32 xpmask;
+ u32 ypmask;
+ u32 zpmask;
+ u32 clip0min;
+ u32 clip0max;
+ u32 clip1min;
+ u32 clip1max;
+ u32 clip2min;
+ u32 clip2max;
+ u32 clip3min;
+ u32 clip3max;
/* New 3dRAM III support regs */
- volatile u32 rawblend2;
- volatile u32 rawpreblend;
- volatile u32 rawstencil;
- volatile u32 rawstencilctl;
- volatile u32 threedram1;
- volatile u32 threedram2;
- volatile u32 passin;
- volatile u32 rawclrdepth;
- volatile u32 rawpmask;
- volatile u32 rawcsrc;
- volatile u32 rawmatch;
- volatile u32 rawmagn;
- volatile u32 rawropblend;
- volatile u32 rawcmp;
- volatile u32 rawwac;
- volatile u32 fbramid;
+ u32 rawblend2;
+ u32 rawpreblend;
+ u32 rawstencil;
+ u32 rawstencilctl;
+ u32 threedram1;
+ u32 threedram2;
+ u32 passin;
+ u32 rawclrdepth;
+ u32 rawpmask;
+ u32 rawcsrc;
+ u32 rawmatch;
+ u32 rawmagn;
+ u32 rawropblend;
+ u32 rawcmp;
+ u32 rawwac;
+ u32 fbramid;
- volatile u32 drawop;
- u32 xxx10[2];
- volatile u32 fontlpat;
- u32 xxx11;
- volatile u32 fontxy;
- volatile u32 fontw;
- volatile u32 fontinc;
- volatile u32 font;
- u32 xxx12[3];
- volatile u32 blend2;
- volatile u32 preblend;
- volatile u32 stencil;
- volatile u32 stencilctl;
-
- u32 xxx13[4];
- volatile u32 dcss1;
- volatile u32 dcss2;
- volatile u32 dcss3;
- volatile u32 widpmask;
- volatile u32 dcs2;
- volatile u32 dcs3;
- volatile u32 dcs4;
- u32 xxx14;
- volatile u32 dcd2;
- volatile u32 dcd3;
- volatile u32 dcd4;
- u32 xxx15;
+ u32 drawop;
+ u32 xxx10[2];
+ u32 fontlpat;
+ u32 xxx11;
+ u32 fontxy;
+ u32 fontw;
+ u32 fontinc;
+ u32 font;
+ u32 xxx12[3];
+ u32 blend2;
+ u32 preblend;
+ u32 stencil;
+ u32 stencilctl;
+
+ u32 xxx13[4];
+ u32 dcss1;
+ u32 dcss2;
+ u32 dcss3;
+ u32 widpmask;
+ u32 dcs2;
+ u32 dcs3;
+ u32 dcs4;
+ u32 xxx14;
+ u32 dcd2;
+ u32 dcd3;
+ u32 dcd4;
+ u32 xxx15;
- volatile u32 pattern[32];
+ u32 pattern[32];
- u32 xxx16[256];
+ u32 xxx16[256];
- volatile u32 devid;
- u32 xxx17[63];
+ u32 devid;
+ u32 xxx17[63];
- volatile u32 ucsr;
- u32 xxx18[31];
+ u32 ucsr;
+ u32 xxx18[31];
- volatile u32 mer;
+ u32 mer;
};
struct ffb_dac {
- volatile u32 type;
- volatile u32 value;
- volatile u32 type2;
- volatile u32 value2;
+ u32 type;
+ u32 value;
+ u32 type2;
+ u32 value2;
};
struct ffb_par {
spinlock_t lock;
- struct ffb_fbc *fbc;
- struct ffb_dac *dac;
+ struct ffb_fbc __iomem *fbc;
+ struct ffb_dac __iomem *dac;
u32 flags;
#define FFB_FLAG_AFB 0x00000001
unsigned long physbase;
unsigned long fbsize;
- char name[64];
- int prom_node;
- int prom_parent_node;
int dac_rev;
int board_type;
};
static void FFBFifo(struct ffb_par *par, int n)
{
- struct ffb_fbc *fbc;
+ struct ffb_fbc __iomem *fbc;
int cache = par->fifo_cache;
if (cache - n < 0) {
static void FFBWait(struct ffb_par *par)
{
- struct ffb_fbc *fbc;
+ struct ffb_fbc __iomem *fbc;
int limit = 10000;
fbc = par->fbc;
static void ffb_switch_from_graph(struct ffb_par *par)
{
- struct ffb_fbc *fbc = par->fbc;
- struct ffb_dac *dac = par->dac;
+ struct ffb_fbc __iomem *fbc = par->fbc;
+ struct ffb_dac __iomem *dac = par->dac;
unsigned long flags;
spin_lock_irqsave(&par->lock, flags);
static void ffb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
{
struct ffb_par *par = (struct ffb_par *) info->par;
- struct ffb_fbc *fbc = par->fbc;
+ struct ffb_fbc __iomem *fbc = par->fbc;
unsigned long flags;
u32 fg;
ffb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
{
struct ffb_par *par = (struct ffb_par *) info->par;
- struct ffb_fbc *fbc = par->fbc;
+ struct ffb_fbc __iomem *fbc = par->fbc;
unsigned long flags;
if (area->dx != area->sx ||
static void ffb_imageblit(struct fb_info *info, const struct fb_image *image)
{
struct ffb_par *par = (struct ffb_par *) info->par;
- struct ffb_fbc *fbc = par->fbc;
+ struct ffb_fbc __iomem *fbc = par->fbc;
const u8 *data = image->data;
unsigned long flags;
u32 fg, bg, xy;
ffb_blank(int blank, struct fb_info *info)
{
struct ffb_par *par = (struct ffb_par *) info->par;
- struct ffb_dac *dac = par->dac;
+ struct ffb_dac __iomem *dac = par->dac;
unsigned long flags;
u32 tmp;
info->fix.accel = FB_ACCEL_SUN_CREATOR;
}
-static int ffb_apply_upa_parent_ranges(int parent,
- struct linux_prom64_registers *regs)
-{
- struct linux_prom64_ranges ranges[PROMREG_MAX];
- char name[128];
- int len, i;
-
- prom_getproperty(parent, "name", name, sizeof(name));
- if (strcmp(name, "upa") != 0)
- return 0;
-
- len = prom_getproperty(parent, "ranges", (void *) ranges, sizeof(ranges));
- if (len <= 0)
- return 1;
-
- len /= sizeof(struct linux_prom64_ranges);
- for (i = 0; i < len; i++) {
- struct linux_prom64_ranges *rng = &ranges[i];
- u64 phys_addr = regs->phys_addr;
-
- if (phys_addr >= rng->ot_child_base &&
- phys_addr < (rng->ot_child_base + rng->or_size)) {
- regs->phys_addr -= rng->ot_child_base;
- regs->phys_addr += rng->ot_parent_base;
- return 0;
- }
- }
-
- return 1;
-}
-
struct all_info {
struct fb_info info;
struct ffb_par par;
u32 pseudo_palette[256];
- struct list_head list;
};
-static LIST_HEAD(ffb_list);
-static void ffb_init_one(int node, int parent)
+static int ffb_init_one(struct of_device *op)
{
- struct linux_prom64_registers regs[2*PROMREG_MAX];
- struct ffb_fbc *fbc;
- struct ffb_dac *dac;
+ struct device_node *dp = op->node;
+ struct ffb_fbc __iomem *fbc;
+ struct ffb_dac __iomem *dac;
struct all_info *all;
+ int err;
- if (prom_getproperty(node, "reg", (void *) regs, sizeof(regs)) <= 0) {
- printk("ffb: Cannot get reg device node property.\n");
- return;
- }
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
- if (ffb_apply_upa_parent_ranges(parent, ®s[0])) {
- printk("ffb: Cannot apply parent ranges to regs.\n");
- return;
+ spin_lock_init(&all->par.lock);
+ all->par.fbc = of_ioremap(&op->resource[2], 0,
+ sizeof(struct ffb_fbc), "ffb fbc");
+ if (!all->par.fbc) {
+ kfree(all);
+ return -ENOMEM;
}
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "ffb: Cannot allocate memory.\n");
- return;
+ all->par.dac = of_ioremap(&op->resource[1], 0,
+ sizeof(struct ffb_dac), "ffb dac");
+ if (!all->par.dac) {
+ of_iounmap(all->par.fbc, sizeof(struct ffb_fbc));
+ kfree(all);
+ return -ENOMEM;
}
- memset(all, 0, sizeof(*all));
-
- INIT_LIST_HEAD(&all->list);
- spin_lock_init(&all->par.lock);
- all->par.fbc = (struct ffb_fbc *)(regs[0].phys_addr + FFB_FBC_REGS_POFF);
- all->par.dac = (struct ffb_dac *)(regs[0].phys_addr + FFB_DAC_POFF);
all->par.rop_cache = FFB_ROP_NEW;
- all->par.physbase = regs[0].phys_addr;
- all->par.prom_node = node;
- all->par.prom_parent_node = parent;
+ all->par.physbase = op->resource[0].start;
/* Don't mention copyarea, so SCROLL_REDRAW is always
* used. It is the fastest on this chip.
all->info.par = &all->par;
all->info.pseudo_palette = all->pseudo_palette;
- sbusfb_fill_var(&all->info.var, all->par.prom_node, 32);
+ sbusfb_fill_var(&all->info.var, dp->node, 32);
all->par.fbsize = PAGE_ALIGN(all->info.var.xres *
all->info.var.yres *
4);
all->info.var.accel_flags = FB_ACCELF_TEXT;
- prom_getstring(node, "name", all->par.name, sizeof(all->par.name));
- if (!strcmp(all->par.name, "SUNW,afb"))
+ if (!strcmp(dp->name, "SUNW,afb"))
all->par.flags |= FFB_FLAG_AFB;
- all->par.board_type = prom_getintdefault(node, "board_type", 0);
+ all->par.board_type = of_getintprop_default(dp, "board_type", 0);
fbc = all->par.fbc;
- if((upa_readl(&fbc->ucsr) & FFB_UCSR_ALL_ERRORS) != 0)
+ if ((upa_readl(&fbc->ucsr) & FFB_UCSR_ALL_ERRORS) != 0)
upa_writel(FFB_UCSR_ALL_ERRORS, &fbc->ucsr);
ffb_switch_from_graph(&all->par);
if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
printk(KERN_ERR "ffb: Could not allocate color map.\n");
kfree(all);
- return;
+ return -ENOMEM;
}
ffb_init_fix(&all->info);
- if (register_framebuffer(&all->info) < 0) {
+ err = register_framebuffer(&all->info);
+ if (err < 0) {
printk(KERN_ERR "ffb: Could not register framebuffer.\n");
fb_dealloc_cmap(&all->info.cmap);
kfree(all);
- return;
+ return err;
}
- list_add(&all->list, &ffb_list);
+ dev_set_drvdata(&op->dev, all);
- printk("ffb: %s at %016lx type %d DAC %d\n",
+ printk("%s: %s at %016lx, type %d, DAC revision %d\n",
+ dp->full_name,
((all->par.flags & FFB_FLAG_AFB) ? "AFB" : "FFB"),
- regs[0].phys_addr, all->par.board_type, all->par.dac_rev);
+ all->par.physbase, all->par.board_type, all->par.dac_rev);
+
+ return 0;
}
-static void ffb_scan_siblings(int root)
+static int __devinit ffb_probe(struct of_device *dev, const struct of_device_id *match)
{
- int node, child;
-
- child = prom_getchild(root);
- for (node = prom_searchsiblings(child, "SUNW,ffb"); node;
- node = prom_searchsiblings(prom_getsibling(node), "SUNW,ffb"))
- ffb_init_one(node, root);
- for (node = prom_searchsiblings(child, "SUNW,afb"); node;
- node = prom_searchsiblings(prom_getsibling(node), "SUNW,afb"))
- ffb_init_one(node, root);
+ struct of_device *op = to_of_device(&dev->dev);
+
+ return ffb_init_one(op);
}
-int __init ffb_init(void)
+static int __devexit ffb_remove(struct of_device *dev)
{
- int root;
+ struct all_info *all = dev_get_drvdata(&dev->dev);
- if (fb_get_options("ffb", NULL))
- return -ENODEV;
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
- ffb_scan_siblings(prom_root_node);
+ of_iounmap(all->par.fbc, sizeof(struct ffb_fbc));
+ of_iounmap(all->par.dac, sizeof(struct ffb_dac));
- root = prom_getchild(prom_root_node);
- for (root = prom_searchsiblings(root, "upa"); root;
- root = prom_searchsiblings(prom_getsibling(root), "upa"))
- ffb_scan_siblings(root);
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit ffb_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id ffb_match[] = {
+ {
+ .name = "SUNW,ffb",
+ },
+ {
+ .name = "SUNW,afb",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, ffb_match);
+
+static struct of_platform_driver ffb_driver = {
+ .name = "ffb",
+ .match_table = ffb_match,
+ .probe = ffb_probe,
+ .remove = __devexit_p(ffb_remove),
+};
- list_for_each_safe(pos, tmp, &ffb_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+int __init ffb_init(void)
+{
+ if (fb_get_options("ffb", NULL))
+ return -ENODEV;
- unregister_framebuffer(&all->info);
- fb_dealloc_cmap(&all->info.cmap);
- kfree(all);
- }
+ return of_register_driver(&ffb_driver, &of_bus_type);
}
-int __init
-ffb_setup(char *arg)
+void __exit ffb_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ of_unregister_driver(&ffb_driver);
}
module_init(ffb_init);
-
-#ifdef MODULE
module_exit(ffb_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for Creator/Elite3D chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
/* leo.c: LEO frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright (C) 1996-1999 Jakub Jelinek (jj@ultra.linux.cz)
* Copyright (C) 1997 Michal Rehacek (Michal.Rehacek@st.mff.cuni.cz)
*
#include <linux/mm.h>
#include <asm/io.h>
-#include <asm/sbus.h>
-#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
struct leo_cursor {
u8 xxx0[16];
- volatile u32 cur_type;
- volatile u32 cur_misc;
- volatile u32 cur_cursxy;
- volatile u32 cur_data;
+ u32 cur_type;
+ u32 cur_misc;
+ u32 cur_cursxy;
+ u32 cur_data;
};
#define LEO_KRN_TYPE_CLUT0 0x00001000
#define LEO_KRN_CSR_UNK2 0x00000001
struct leo_lx_krn {
- volatile u32 krn_type;
- volatile u32 krn_csr;
- volatile u32 krn_value;
+ u32 krn_type;
+ u32 krn_csr;
+ u32 krn_value;
};
struct leo_lc_ss0_krn {
- volatile u32 misc;
+ u32 misc;
u8 xxx0[0x800-4];
- volatile u32 rev;
+ u32 rev;
};
struct leo_lc_ss0_usr {
- volatile u32 csr;
- volatile u32 addrspace;
- volatile u32 fontmsk;
- volatile u32 fontt;
- volatile u32 extent;
- volatile u32 src;
+ u32 csr;
+ u32 addrspace;
+ u32 fontmsk;
+ u32 fontt;
+ u32 extent;
+ u32 src;
u32 dst;
- volatile u32 copy;
- volatile u32 fill;
+ u32 copy;
+ u32 fill;
};
struct leo_lc_ss1_krn {
struct leo_ld {
u8 xxx0[0xe00];
- volatile u32 csr;
- volatile u32 wid;
- volatile u32 wmask;
- volatile u32 widclip;
- volatile u32 vclipmin;
- volatile u32 vclipmax;
- volatile u32 pickmin; /* SS1 only */
- volatile u32 pickmax; /* SS1 only */
- volatile u32 fg;
- volatile u32 bg;
- volatile u32 src; /* Copy/Scroll (SS0 only) */
- volatile u32 dst; /* Copy/Scroll/Fill (SS0 only) */
- volatile u32 extent; /* Copy/Scroll/Fill size (SS0 only) */
+ u32 csr;
+ u32 wid;
+ u32 wmask;
+ u32 widclip;
+ u32 vclipmin;
+ u32 vclipmax;
+ u32 pickmin; /* SS1 only */
+ u32 pickmax; /* SS1 only */
+ u32 fg;
+ u32 bg;
+ u32 src; /* Copy/Scroll (SS0 only) */
+ u32 dst; /* Copy/Scroll/Fill (SS0 only) */
+ u32 extent; /* Copy/Scroll/Fill size (SS0 only) */
u32 xxx1[3];
- volatile u32 setsem; /* SS1 only */
- volatile u32 clrsem; /* SS1 only */
- volatile u32 clrpick; /* SS1 only */
- volatile u32 clrdat; /* SS1 only */
- volatile u32 alpha; /* SS1 only */
+ u32 setsem; /* SS1 only */
+ u32 clrsem; /* SS1 only */
+ u32 clrpick; /* SS1 only */
+ u32 clrdat; /* SS1 only */
+ u32 alpha; /* SS1 only */
u8 xxx2[0x2c];
- volatile u32 winbg;
- volatile u32 planemask;
- volatile u32 rop;
- volatile u32 z;
- volatile u32 dczf; /* SS1 only */
- volatile u32 dczb; /* SS1 only */
- volatile u32 dcs; /* SS1 only */
- volatile u32 dczs; /* SS1 only */
- volatile u32 pickfb; /* SS1 only */
- volatile u32 pickbb; /* SS1 only */
- volatile u32 dcfc; /* SS1 only */
- volatile u32 forcecol; /* SS1 only */
- volatile u32 door[8]; /* SS1 only */
- volatile u32 pick[5]; /* SS1 only */
+ u32 winbg;
+ u32 planemask;
+ u32 rop;
+ u32 z;
+ u32 dczf; /* SS1 only */
+ u32 dczb; /* SS1 only */
+ u32 dcs; /* SS1 only */
+ u32 dczs; /* SS1 only */
+ u32 pickfb; /* SS1 only */
+ u32 pickbb; /* SS1 only */
+ u32 dcfc; /* SS1 only */
+ u32 forcecol; /* SS1 only */
+ u32 door[8]; /* SS1 only */
+ u32 pick[5]; /* SS1 only */
};
#define LEO_SS1_MISC_ENABLE 0x00000001
#define LEO_SS1_MISC_STEREO 0x00000002
struct leo_ld_ss1 {
- u8 xxx0[0xef4];
- volatile u32 ss1_misc;
+ u8 xxx0[0xef4];
+ u32 ss1_misc;
};
struct leo_ld_gbl {
#define LEO_FLAG_BLANKED 0x00000001
unsigned long physbase;
+ unsigned long which_io;
unsigned long fbsize;
-
- struct sbus_dev *sdev;
};
static void leo_wait(struct leo_lx_krn __iomem *lx_krn)
return sbusfb_mmap_helper(leo_mmap_map,
par->physbase, par->fbsize,
- par->sdev->reg_addrs[0].which_io,
- vma);
+ par->which_io, vma);
}
static int leo_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
*/
static void
-leo_init_fix(struct fb_info *info)
+leo_init_fix(struct fb_info *info, struct device_node *dp)
{
- struct leo_par *par = (struct leo_par *)info->par;
-
- strlcpy(info->fix.id, par->sdev->prom_name, sizeof(info->fix.id));
+ strlcpy(info->fix.id, dp->name, sizeof(info->fix.id));
info->fix.type = FB_TYPE_PACKED_PIXELS;
info->fix.visual = FB_VISUAL_TRUECOLOR;
struct all_info {
struct fb_info info;
struct leo_par par;
- struct list_head list;
};
-static LIST_HEAD(leo_list);
-static void leo_init_one(struct sbus_dev *sdev)
+static void leo_unmap_regs(struct all_info *all)
{
- struct all_info *all;
- int linebytes;
+ if (all->par.lc_ss0_usr)
+ of_iounmap(all->par.lc_ss0_usr, 0x1000);
+ if (all->par.ld_ss0)
+ of_iounmap(all->par.ld_ss0, 0x1000);
+ if (all->par.ld_ss1)
+ of_iounmap(all->par.ld_ss1, 0x1000);
+ if (all->par.lx_krn)
+ of_iounmap(all->par.lx_krn, 0x1000);
+ if (all->par.cursor)
+ of_iounmap(all->par.cursor, sizeof(struct leo_cursor));
+ if (all->info.screen_base)
+ of_iounmap(all->info.screen_base, 0x800000);
+}
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "leo: Cannot allocate memory.\n");
- return;
- }
- memset(all, 0, sizeof(*all));
+static int __devinit leo_init_one(struct of_device *op)
+{
+ struct device_node *dp = op->node;
+ struct all_info *all;
+ int linebytes, err;
- INIT_LIST_HEAD(&all->list);
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
spin_lock_init(&all->par.lock);
- all->par.sdev = sdev;
- all->par.physbase = sdev->reg_addrs[0].phys_addr;
+ all->par.physbase = op->resource[0].start;
+ all->par.which_io = op->resource[0].flags & IORESOURCE_BITS;
- sbusfb_fill_var(&all->info.var, sdev->prom_node, 32);
+ sbusfb_fill_var(&all->info.var, dp->node, 32);
leo_fixup_var_rgb(&all->info.var);
- linebytes = prom_getintdefault(sdev->prom_node, "linebytes",
- all->info.var.xres);
+ linebytes = of_getintprop_default(dp, "linebytes",
+ all->info.var.xres);
all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
-#ifdef CONFIG_SPARC32
- all->info.screen_base = (char __iomem *)
- prom_getintdefault(sdev->prom_node, "address", 0);
-#endif
- if (!all->info.screen_base)
- all->info.screen_base =
- sbus_ioremap(&sdev->resource[0], LEO_OFF_SS0,
- 0x800000, "leo ram");
-
all->par.lc_ss0_usr =
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LC_SS0_USR,
- 0x1000, "leolc ss0usr");
+ of_ioremap(&op->resource[0], LEO_OFF_LC_SS0_USR,
+ 0x1000, "leolc ss0usr");
all->par.ld_ss0 =
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LD_SS0,
- 0x1000, "leold ss0");
+ of_ioremap(&op->resource[0], LEO_OFF_LD_SS0,
+ 0x1000, "leold ss0");
all->par.ld_ss1 =
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LD_SS1,
- 0x1000, "leold ss1");
+ of_ioremap(&op->resource[0], LEO_OFF_LD_SS1,
+ 0x1000, "leold ss1");
all->par.lx_krn =
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LX_KRN,
- 0x1000, "leolx krn");
+ of_ioremap(&op->resource[0], LEO_OFF_LX_KRN,
+ 0x1000, "leolx krn");
all->par.cursor =
- sbus_ioremap(&sdev->resource[0], LEO_OFF_LX_CURSOR,
- sizeof(struct leo_cursor), "leolx cursor");
+ of_ioremap(&op->resource[0], LEO_OFF_LX_CURSOR,
+ sizeof(struct leo_cursor), "leolx cursor");
+ all->info.screen_base =
+ of_ioremap(&op->resource[0], LEO_OFF_SS0,
+ 0x800000, "leo ram");
+ if (!all->par.lc_ss0_usr ||
+ !all->par.ld_ss0 ||
+ !all->par.ld_ss1 ||
+ !all->par.lx_krn ||
+ !all->par.cursor ||
+ !all->info.screen_base) {
+ leo_unmap_regs(all);
+ kfree(all);
+ return -ENOMEM;
+ }
all->info.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
all->info.fbops = &leo_ops;
leo_blank(0, &all->info);
if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
- printk(KERN_ERR "leo: Could not allocate color map.\n");
+ leo_unmap_regs(all);
kfree(all);
- return;
+ return -ENOMEM;;
}
- leo_init_fix(&all->info);
+ leo_init_fix(&all->info, dp);
- if (register_framebuffer(&all->info) < 0) {
- printk(KERN_ERR "leo: Could not register framebuffer.\n");
+ err = register_framebuffer(&all->info);
+ if (err < 0) {
fb_dealloc_cmap(&all->info.cmap);
+ leo_unmap_regs(all);
kfree(all);
- return;
+ return err;
}
- list_add(&all->list, &leo_list);
+ dev_set_drvdata(&op->dev, all);
+
+ printk("%s: leo at %lx:%lx\n",
+ dp->full_name,
+ all->par.which_io, all->par.physbase);
- printk("leo: %s at %lx:%lx\n",
- sdev->prom_name,
- (long) sdev->reg_addrs[0].which_io,
- (long) sdev->reg_addrs[0].phys_addr);
+ return 0;
}
-int __init leo_init(void)
+static int __devinit leo_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct sbus_bus *sbus;
- struct sbus_dev *sdev;
+ struct of_device *op = to_of_device(&dev->dev);
- if (fb_get_options("leofb", NULL))
- return -ENODEV;
+ return leo_init_one(op);
+}
- for_all_sbusdev(sdev, sbus) {
- if (!strcmp(sdev->prom_name, "leo"))
- leo_init_one(sdev);
- }
+static int __devexit leo_remove(struct of_device *dev)
+{
+ struct all_info *all = dev_get_drvdata(&dev->dev);
+
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
+
+ leo_unmap_regs(all);
+
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit leo_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id leo_match[] = {
+ {
+ .name = "leo",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, leo_match);
+
+static struct of_platform_driver leo_driver = {
+ .name = "leo",
+ .match_table = leo_match,
+ .probe = leo_probe,
+ .remove = __devexit_p(leo_remove),
+};
- list_for_each_safe(pos, tmp, &leo_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+static int __init leo_init(void)
+{
+ if (fb_get_options("leofb", NULL))
+ return -ENODEV;
- unregister_framebuffer(&all->info);
- fb_dealloc_cmap(&all->info.cmap);
- kfree(all);
- }
+ return of_register_driver(&leo_driver, &of_bus_type);
}
-int __init
-leo_setup(char *arg)
+static void __exit leo_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ of_unregister_driver(&leo_driver);
}
module_init(leo_init);
-#ifdef MODULE
module_exit(leo_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for LEO chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
/* p9100.c: P9100 frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright 1999 Derrick J Brashear (shadow@dementia.org)
*
* Driver layout based loosely on tgafb.c, see that file for credits.
#include <linux/mm.h>
#include <asm/io.h>
-#include <asm/sbus.h>
-#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
struct p9100_regs {
/* Registers for the system control */
- volatile u32 sys_base;
- volatile u32 sys_config;
- volatile u32 sys_intr;
- volatile u32 sys_int_ena;
- volatile u32 sys_alt_rd;
- volatile u32 sys_alt_wr;
- volatile u32 sys_xxx[58];
+ u32 sys_base;
+ u32 sys_config;
+ u32 sys_intr;
+ u32 sys_int_ena;
+ u32 sys_alt_rd;
+ u32 sys_alt_wr;
+ u32 sys_xxx[58];
/* Registers for the video control */
- volatile u32 vid_base;
- volatile u32 vid_hcnt;
- volatile u32 vid_htotal;
- volatile u32 vid_hsync_rise;
- volatile u32 vid_hblank_rise;
- volatile u32 vid_hblank_fall;
- volatile u32 vid_hcnt_preload;
- volatile u32 vid_vcnt;
- volatile u32 vid_vlen;
- volatile u32 vid_vsync_rise;
- volatile u32 vid_vblank_rise;
- volatile u32 vid_vblank_fall;
- volatile u32 vid_vcnt_preload;
- volatile u32 vid_screenpaint_addr;
- volatile u32 vid_screenpaint_timectl1;
- volatile u32 vid_screenpaint_qsfcnt;
- volatile u32 vid_screenpaint_timectl2;
- volatile u32 vid_xxx[15];
+ u32 vid_base;
+ u32 vid_hcnt;
+ u32 vid_htotal;
+ u32 vid_hsync_rise;
+ u32 vid_hblank_rise;
+ u32 vid_hblank_fall;
+ u32 vid_hcnt_preload;
+ u32 vid_vcnt;
+ u32 vid_vlen;
+ u32 vid_vsync_rise;
+ u32 vid_vblank_rise;
+ u32 vid_vblank_fall;
+ u32 vid_vcnt_preload;
+ u32 vid_screenpaint_addr;
+ u32 vid_screenpaint_timectl1;
+ u32 vid_screenpaint_qsfcnt;
+ u32 vid_screenpaint_timectl2;
+ u32 vid_xxx[15];
/* Registers for the video control */
- volatile u32 vram_base;
- volatile u32 vram_memcfg;
- volatile u32 vram_refresh_pd;
- volatile u32 vram_refresh_cnt;
- volatile u32 vram_raslo_max;
- volatile u32 vram_raslo_cur;
- volatile u32 pwrup_cfg;
- volatile u32 vram_xxx[25];
+ u32 vram_base;
+ u32 vram_memcfg;
+ u32 vram_refresh_pd;
+ u32 vram_refresh_cnt;
+ u32 vram_raslo_max;
+ u32 vram_raslo_cur;
+ u32 pwrup_cfg;
+ u32 vram_xxx[25];
/* Registers for IBM RGB528 Palette */
- volatile u32 ramdac_cmap_wridx;
- volatile u32 ramdac_palette_data;
- volatile u32 ramdac_pixel_mask;
- volatile u32 ramdac_palette_rdaddr;
- volatile u32 ramdac_idx_lo;
- volatile u32 ramdac_idx_hi;
- volatile u32 ramdac_idx_data;
- volatile u32 ramdac_idx_ctl;
- volatile u32 ramdac_xxx[1784];
+ u32 ramdac_cmap_wridx;
+ u32 ramdac_palette_data;
+ u32 ramdac_pixel_mask;
+ u32 ramdac_palette_rdaddr;
+ u32 ramdac_idx_lo;
+ u32 ramdac_idx_hi;
+ u32 ramdac_idx_data;
+ u32 ramdac_idx_ctl;
+ u32 ramdac_xxx[1784];
};
struct p9100_cmd_parameng {
- volatile u32 parameng_status;
- volatile u32 parameng_bltcmd;
- volatile u32 parameng_quadcmd;
+ u32 parameng_status;
+ u32 parameng_bltcmd;
+ u32 parameng_quadcmd;
};
struct p9100_par {
#define P9100_FLAG_BLANKED 0x00000001
unsigned long physbase;
+ unsigned long which_io;
unsigned long fbsize;
-
- struct sbus_dev *sdev;
};
/**
return sbusfb_mmap_helper(p9100_mmap_map,
par->physbase, par->fbsize,
- par->sdev->reg_addrs[0].which_io,
- vma);
+ par->which_io, vma);
}
static int p9100_ioctl(struct fb_info *info, unsigned int cmd,
* Initialisation
*/
-static void
-p9100_init_fix(struct fb_info *info, int linebytes)
+static void p9100_init_fix(struct fb_info *info, int linebytes, struct device_node *dp)
{
- struct p9100_par *par = (struct p9100_par *)info->par;
-
- strlcpy(info->fix.id, par->sdev->prom_name, sizeof(info->fix.id));
+ strlcpy(info->fix.id, dp->name, sizeof(info->fix.id));
info->fix.type = FB_TYPE_PACKED_PIXELS;
info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
struct all_info {
struct fb_info info;
struct p9100_par par;
- struct list_head list;
};
-static LIST_HEAD(p9100_list);
-static void p9100_init_one(struct sbus_dev *sdev)
+static int __devinit p9100_init_one(struct of_device *op)
{
+ struct device_node *dp = op->node;
struct all_info *all;
- int linebytes;
-
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "p9100: Cannot allocate memory.\n");
- return;
- }
- memset(all, 0, sizeof(*all));
+ int linebytes, err;
- INIT_LIST_HEAD(&all->list);
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
spin_lock_init(&all->par.lock);
- all->par.sdev = sdev;
/* This is the framebuffer and the only resource apps can mmap. */
- all->par.physbase = sdev->reg_addrs[2].phys_addr;
+ all->par.physbase = op->resource[2].start;
+ all->par.which_io = op->resource[2].flags & IORESOURCE_BITS;
- sbusfb_fill_var(&all->info.var, sdev->prom_node, 8);
+ sbusfb_fill_var(&all->info.var, dp->node, 8);
all->info.var.red.length = 8;
all->info.var.green.length = 8;
all->info.var.blue.length = 8;
- linebytes = prom_getintdefault(sdev->prom_node, "linebytes",
- all->info.var.xres);
+ linebytes = of_getintprop_default(dp, "linebytes",
+ all->info.var.xres);
all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
- all->par.regs = sbus_ioremap(&sdev->resource[0], 0,
- sizeof(struct p9100_regs), "p9100 regs");
+ all->par.regs = of_ioremap(&op->resource[0], 0,
+ sizeof(struct p9100_regs), "p9100 regs");
+ if (!all->par.regs) {
+ kfree(all);
+ return -ENOMEM;
+ }
all->info.flags = FBINFO_DEFAULT;
all->info.fbops = &p9100_ops;
-#ifdef CONFIG_SPARC32
- all->info.screen_base = (char __iomem *)
- prom_getintdefault(sdev->prom_node, "address", 0);
-#endif
- if (!all->info.screen_base)
- all->info.screen_base = sbus_ioremap(&sdev->resource[2], 0,
- all->par.fbsize, "p9100 ram");
+ all->info.screen_base = of_ioremap(&op->resource[2], 0,
+ all->par.fbsize, "p9100 ram");
+ if (!all->info.screen_base) {
+ of_iounmap(all->par.regs, sizeof(struct p9100_regs));
+ kfree(all);
+ return -ENOMEM;
+ }
all->info.par = &all->par;
p9100_blank(0, &all->info);
if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
- printk(KERN_ERR "p9100: Could not allocate color map.\n");
+ of_iounmap(all->par.regs, sizeof(struct p9100_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
kfree(all);
- return;
+ return -ENOMEM;
}
- p9100_init_fix(&all->info, linebytes);
+ p9100_init_fix(&all->info, linebytes, dp);
- if (register_framebuffer(&all->info) < 0) {
- printk(KERN_ERR "p9100: Could not register framebuffer.\n");
+ err = register_framebuffer(&all->info);
+ if (err < 0) {
fb_dealloc_cmap(&all->info.cmap);
+ of_iounmap(all->par.regs, sizeof(struct p9100_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
kfree(all);
- return;
+ return err;
}
fb_set_cmap(&all->info.cmap, &all->info);
- list_add(&all->list, &p9100_list);
+ dev_set_drvdata(&op->dev, all);
+
+ printk("%s: p9100 at %lx:%lx\n",
+ dp->full_name,
+ all->par.which_io, all->par.physbase);
- printk("p9100: %s at %lx:%lx\n",
- sdev->prom_name,
- (long) sdev->reg_addrs[0].which_io,
- (long) sdev->reg_addrs[0].phys_addr);
+ return 0;
}
-int __init p9100_init(void)
+static int __devinit p9100_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct sbus_bus *sbus;
- struct sbus_dev *sdev;
+ struct of_device *op = to_of_device(&dev->dev);
- if (fb_get_options("p9100fb", NULL))
- return -ENODEV;
+ return p9100_init_one(op);
+}
- for_all_sbusdev(sdev, sbus) {
- if (!strcmp(sdev->prom_name, "p9100"))
- p9100_init_one(sdev);
- }
+static int __devexit p9100_remove(struct of_device *dev)
+{
+ struct all_info *all = dev_get_drvdata(&dev->dev);
+
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
+
+ of_iounmap(all->par.regs, sizeof(struct p9100_regs));
+ of_iounmap(all->info.screen_base, all->par.fbsize);
+
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit p9100_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id p9100_match[] = {
+ {
+ .name = "p9100",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, p9100_match);
- list_for_each_safe(pos, tmp, &p9100_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+static struct of_platform_driver p9100_driver = {
+ .name = "p9100",
+ .match_table = p9100_match,
+ .probe = p9100_probe,
+ .remove = __devexit_p(p9100_remove),
+};
- unregister_framebuffer(&all->info);
- fb_dealloc_cmap(&all->info.cmap);
- kfree(all);
- }
+static int __init p9100_init(void)
+{
+ if (fb_get_options("p9100fb", NULL))
+ return -ENODEV;
+
+ return of_register_driver(&p9100_driver, &of_bus_type);
}
-int __init
-p9100_setup(char *arg)
+static void __exit p9100_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ of_unregister_driver(&p9100_driver);
}
module_init(p9100_init);
-
-#ifdef MODULE
module_exit(p9100_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for P9100 chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
/* tcx.c: TCX frame buffer driver
*
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
* Copyright (C) 1996,1998 Jakub Jelinek (jj@ultra.linux.cz)
* Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
* Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be)
#include <linux/mm.h>
#include <asm/io.h>
-#include <asm/sbus.h>
-#include <asm/oplib.h>
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/fbio.h>
#include "sbuslib.h"
/* The contents are unknown */
struct tcx_tec {
- volatile u32 tec_matrix;
- volatile u32 tec_clip;
- volatile u32 tec_vdc;
+ u32 tec_matrix;
+ u32 tec_clip;
+ u32 tec_vdc;
};
struct tcx_thc {
- volatile u32 thc_rev;
+ u32 thc_rev;
u32 thc_pad0[511];
- volatile u32 thc_hs; /* hsync timing */
- volatile u32 thc_hsdvs;
- volatile u32 thc_hd;
- volatile u32 thc_vs; /* vsync timing */
- volatile u32 thc_vd;
- volatile u32 thc_refresh;
- volatile u32 thc_misc;
+ u32 thc_hs; /* hsync timing */
+ u32 thc_hsdvs;
+ u32 thc_hd;
+ u32 thc_vs; /* vsync timing */
+ u32 thc_vd;
+ u32 thc_refresh;
+ u32 thc_misc;
u32 thc_pad1[56];
- volatile u32 thc_cursxy; /* cursor x,y position (16 bits each) */
- volatile u32 thc_cursmask[32]; /* cursor mask bits */
- volatile u32 thc_cursbits[32]; /* what to show where mask enabled */
+ u32 thc_cursxy; /* cursor x,y position (16 bits each) */
+ u32 thc_cursmask[32]; /* cursor mask bits */
+ u32 thc_cursbits[32]; /* what to show where mask enabled */
};
struct bt_regs {
- volatile u32 addr;
- volatile u32 color_map;
- volatile u32 control;
- volatile u32 cursor;
+ u32 addr;
+ u32 color_map;
+ u32 control;
+ u32 cursor;
};
#define TCX_MMAP_ENTRIES 14
struct bt_regs __iomem *bt;
struct tcx_thc __iomem *thc;
struct tcx_tec __iomem *tec;
- volatile u32 __iomem *cplane;
+ u32 __iomem *cplane;
u32 flags;
#define TCX_FLAG_BLANKED 0x00000001
unsigned long physbase;
+ unsigned long which_io;
unsigned long fbsize;
struct sbus_mmap_map mmap_map[TCX_MMAP_ENTRIES];
int lowdepth;
-
- struct sbus_dev *sdev;
};
/* Reset control plane so that WID is 8-bit plane. */
static void __tcx_set_control_plane (struct tcx_par *par)
{
- volatile u32 __iomem *p, *pend;
+ u32 __iomem *p, *pend;
if (par->lowdepth)
return;
return sbusfb_mmap_helper(par->mmap_map,
par->physbase, par->fbsize,
- par->sdev->reg_addrs[0].which_io,
- vma);
+ par->which_io, vma);
}
static int tcx_ioctl(struct fb_info *info, unsigned int cmd,
struct all_info {
struct fb_info info;
struct tcx_par par;
- struct list_head list;
};
-static LIST_HEAD(tcx_list);
-static void tcx_init_one(struct sbus_dev *sdev)
+static void tcx_unmap_regs(struct all_info *all)
{
- struct all_info *all;
- int linebytes, i;
+ if (all->par.tec)
+ of_iounmap(all->par.tec, sizeof(struct tcx_tec));
+ if (all->par.thc)
+ of_iounmap(all->par.thc, sizeof(struct tcx_thc));
+ if (all->par.bt)
+ of_iounmap(all->par.bt, sizeof(struct bt_regs));
+ if (all->par.cplane)
+ of_iounmap(all->par.cplane, all->par.fbsize * sizeof(u32));
+ if (all->info.screen_base)
+ of_iounmap(all->info.screen_base, all->par.fbsize);
+}
- all = kmalloc(sizeof(*all), GFP_KERNEL);
- if (!all) {
- printk(KERN_ERR "tcx: Cannot allocate memory.\n");
- return;
- }
- memset(all, 0, sizeof(*all));
+static int __devinit tcx_init_one(struct of_device *op)
+{
+ struct device_node *dp = op->node;
+ struct all_info *all;
+ int linebytes, i, err;
- INIT_LIST_HEAD(&all->list);
+ all = kzalloc(sizeof(*all), GFP_KERNEL);
+ if (!all)
+ return -ENOMEM;
spin_lock_init(&all->par.lock);
- all->par.sdev = sdev;
- all->par.lowdepth = prom_getbool(sdev->prom_node, "tcx-8-bit");
+ all->par.lowdepth =
+ (of_find_property(dp, "tcx-8-bit", NULL) != NULL);
- sbusfb_fill_var(&all->info.var, sdev->prom_node, 8);
+ sbusfb_fill_var(&all->info.var, dp->node, 8);
all->info.var.red.length = 8;
all->info.var.green.length = 8;
all->info.var.blue.length = 8;
- linebytes = prom_getintdefault(sdev->prom_node, "linebytes",
- all->info.var.xres);
+ linebytes = of_getintprop_default(dp, "linebytes",
+ all->info.var.xres);
all->par.fbsize = PAGE_ALIGN(linebytes * all->info.var.yres);
- all->par.tec = sbus_ioremap(&sdev->resource[7], 0,
- sizeof(struct tcx_tec), "tcx tec");
- all->par.thc = sbus_ioremap(&sdev->resource[9], 0,
- sizeof(struct tcx_thc), "tcx thc");
- all->par.bt = sbus_ioremap(&sdev->resource[8], 0,
- sizeof(struct bt_regs), "tcx dac");
+ all->par.tec = of_ioremap(&op->resource[7], 0,
+ sizeof(struct tcx_tec), "tcx tec");
+ all->par.thc = of_ioremap(&op->resource[9], 0,
+ sizeof(struct tcx_thc), "tcx thc");
+ all->par.bt = of_ioremap(&op->resource[8], 0,
+ sizeof(struct bt_regs), "tcx dac");
+ all->info.screen_base = of_ioremap(&op->resource[0], 0,
+ all->par.fbsize, "tcx ram");
+ if (!all->par.tec || !all->par.thc ||
+ !all->par.bt || !all->info.screen_base) {
+ tcx_unmap_regs(all);
+ kfree(all);
+ return -ENOMEM;
+ }
+
memcpy(&all->par.mmap_map, &__tcx_mmap_map, sizeof(all->par.mmap_map));
if (!all->par.lowdepth) {
- all->par.cplane = sbus_ioremap(&sdev->resource[4], 0,
- all->par.fbsize * sizeof(u32), "tcx cplane");
+ all->par.cplane = of_ioremap(&op->resource[4], 0,
+ all->par.fbsize * sizeof(u32),
+ "tcx cplane");
+ if (!all->par.cplane) {
+ tcx_unmap_regs(all);
+ kfree(all);
+ return -ENOMEM;
+ }
} else {
all->par.mmap_map[1].size = SBUS_MMAP_EMPTY;
all->par.mmap_map[4].size = SBUS_MMAP_EMPTY;
}
all->par.physbase = 0;
+ all->par.which_io = op->resource[0].flags & IORESOURCE_BITS;
+
for (i = 0; i < TCX_MMAP_ENTRIES; i++) {
int j;
j = i;
break;
};
- all->par.mmap_map[i].poff = sdev->reg_addrs[j].phys_addr;
+ all->par.mmap_map[i].poff = op->resource[j].start;
}
all->info.flags = FBINFO_DEFAULT;
all->info.fbops = &tcx_ops;
-#ifdef CONFIG_SPARC32
- all->info.screen_base = (char __iomem *)
- prom_getintdefault(sdev->prom_node, "address", 0);
-#endif
- if (!all->info.screen_base)
- all->info.screen_base = sbus_ioremap(&sdev->resource[0], 0,
- all->par.fbsize, "tcx ram");
all->info.par = &all->par;
/* Initialize brooktree DAC. */
tcx_blank(FB_BLANK_UNBLANK, &all->info);
if (fb_alloc_cmap(&all->info.cmap, 256, 0)) {
- printk(KERN_ERR "tcx: Could not allocate color map.\n");
+ tcx_unmap_regs(all);
kfree(all);
- return;
+ return -ENOMEM;
}
fb_set_cmap(&all->info.cmap, &all->info);
tcx_init_fix(&all->info, linebytes);
- if (register_framebuffer(&all->info) < 0) {
- printk(KERN_ERR "tcx: Could not register framebuffer.\n");
+ err = register_framebuffer(&all->info);
+ if (err < 0) {
fb_dealloc_cmap(&all->info.cmap);
+ tcx_unmap_regs(all);
kfree(all);
- return;
+ return err;
}
- list_add(&all->list, &tcx_list);
+ dev_set_drvdata(&op->dev, all);
- printk("tcx: %s at %lx:%lx, %s\n",
- sdev->prom_name,
- (long) sdev->reg_addrs[0].which_io,
- (long) sdev->reg_addrs[0].phys_addr,
+ printk("%s: TCX at %lx:%lx, %s\n",
+ dp->full_name,
+ all->par.which_io,
+ op->resource[0].start,
all->par.lowdepth ? "8-bit only" : "24-bit depth");
+
+ return 0;
}
-int __init tcx_init(void)
+static int __devinit tcx_probe(struct of_device *dev, const struct of_device_id *match)
{
- struct sbus_bus *sbus;
- struct sbus_dev *sdev;
+ struct of_device *op = to_of_device(&dev->dev);
- if (fb_get_options("tcxfb", NULL))
- return -ENODEV;
+ return tcx_init_one(op);
+}
- for_all_sbusdev(sdev, sbus) {
- if (!strcmp(sdev->prom_name, "SUNW,tcx"))
- tcx_init_one(sdev);
- }
+static int __devexit tcx_remove(struct of_device *dev)
+{
+ struct all_info *all = dev_get_drvdata(&dev->dev);
+
+ unregister_framebuffer(&all->info);
+ fb_dealloc_cmap(&all->info.cmap);
+
+ tcx_unmap_regs(all);
+
+ kfree(all);
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
-void __exit tcx_exit(void)
-{
- struct list_head *pos, *tmp;
+static struct of_device_id tcx_match[] = {
+ {
+ .name = "SUNW,tcx",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, tcx_match);
- list_for_each_safe(pos, tmp, &tcx_list) {
- struct all_info *all = list_entry(pos, typeof(*all), list);
+static struct of_platform_driver tcx_driver = {
+ .name = "tcx",
+ .match_table = tcx_match,
+ .probe = tcx_probe,
+ .remove = __devexit_p(tcx_remove),
+};
- unregister_framebuffer(&all->info);
- fb_dealloc_cmap(&all->info.cmap);
- kfree(all);
- }
+int __init tcx_init(void)
+{
+ if (fb_get_options("tcxfb", NULL))
+ return -ENODEV;
+
+ return of_register_driver(&tcx_driver, &of_bus_type);
}
-int __init
-tcx_setup(char *arg)
+void __exit tcx_exit(void)
{
- /* No cmdline options yet... */
- return 0;
+ of_unregister_driver(&tcx_driver);
}
module_init(tcx_init);
-
-#ifdef MODULE
module_exit(tcx_exit);
-#endif
MODULE_DESCRIPTION("framebuffer driver for TCX chipsets");
-MODULE_AUTHOR("David S. Miller <davem@redhat.com>");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
+MODULE_VERSION("2.0");
MODULE_LICENSE("GPL");
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff