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提交 50312ce9 编写于 作者: D David S. Miller 提交者： David S. Miller
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[SPARC]: Convert all FB SBUS drivers to of_driver framework. 

Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 3ca9fab4
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内联 并排
Showing with 1179 addition and 1149 deletion
drivers/video/bw2.c
浏览文件 @ 50312ce9
/* 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)
......@@ -19,14 +19,11 @@
#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"
/*
......@@ -59,30 +56,30 @@ static struct fb_ops bw2_ops = {
#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 */
......@@ -117,9 +114,8 @@ struct bw2_par {
#define BW2_FLAG_BLANKED 0x00000001
unsigned long physbase;
unsigned long which_io;
unsigned long fbsize;
struct sbus_dev *sdev;
};
/**
......@@ -174,9 +170,7 @@ static int bw2_mmap(struct fb_info *info, struct vm_area_struct *vma)
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);
}
......@@ -288,139 +282,124 @@ static void bw2_do_default_mode(struct bw2_par *par, struct fb_info *info,
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");
drivers/video/cg14.c
浏览文件 @ 50312ce9
/* 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)
*
......@@ -18,8 +18,8 @@
#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"
......@@ -99,73 +99,73 @@ static struct fb_ops cg14_ops = {
#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) */
......@@ -204,7 +204,6 @@ struct cg14_par {
int mode;
int ramsize;
struct sbus_dev *sdev;
};
static void __cg14_reset(struct cg14_par *par)
......@@ -355,14 +354,9 @@ static int cg14_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
* 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));
......@@ -456,98 +450,81 @@ static struct sbus_mmap_map __cg14_mmap_map[CG14_MMAP_ENTRIES] __initdata = {
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)
......@@ -564,84 +541,87 @@ static void cg14_init_one(struct sbus_dev *sdev, int node, int parent_node)
__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");
drivers/video/cg3.c
浏览文件 @ 50312ce9
/* 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)
......@@ -19,8 +19,9 @@
#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"
......@@ -80,30 +81,30 @@ enum cg3_type {
};
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 */
......@@ -120,9 +121,8 @@ struct cg3_par {
#define CG3_FLAG_RDI 0x00000002
unsigned long physbase;
unsigned long which_io;
unsigned long fbsize;
struct sbus_dev *sdev;
};
/**
......@@ -235,7 +235,7 @@ static int cg3_mmap(struct fb_info *info, struct vm_area_struct *vma)
return sbusfb_mmap_helper(cg3_mmap_map,
par->physbase, par->fbsize,
par->sdev->reg_addrs[0].which_io,
par->which_io,
vma);
}
......@@ -252,11 +252,9 @@ 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)
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;
......@@ -267,16 +265,15 @@ cg3_init_fix(struct fb_info *info, int linebytes)
}
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 == '-') {
......@@ -348,11 +345,11 @@ static void cg3_do_default_mode(struct cg3_par *par)
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);
}
}
......@@ -360,129 +357,137 @@ static void cg3_do_default_mode(struct cg3_par *par)
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");
drivers/video/cg6.c
浏览文件 @ 50312ce9
/* 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)
......@@ -19,8 +19,8 @@
#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"
......@@ -164,89 +164,89 @@ static struct fb_ops cg6_ops = {
/* 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 {
......@@ -255,15 +255,14 @@ 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)
......@@ -529,8 +528,7 @@ static int cg6_mmap(struct fb_info *info, struct vm_area_struct *vma)
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)
......@@ -658,62 +656,75 @@ static void cg6_chip_init(struct fb_info *info)
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;
......@@ -723,72 +734,90 @@ static void cg6_init_one(struct sbus_dev *sdev)
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");
drivers/video/ffb.c
浏览文件 @ 50312ce9
/* 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.
......@@ -19,7 +19,8 @@
#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"
......@@ -184,161 +185,161 @@ static struct fb_ops ffb_ops = {
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
......@@ -353,16 +354,13 @@ struct ffb_par {
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) {
......@@ -375,7 +373,7 @@ static void FFBFifo(struct ffb_par *par, int n)
static void FFBWait(struct ffb_par *par)
{
struct ffb_fbc *fbc;
struct ffb_fbc __iomem *fbc;
int limit = 10000;
fbc = par->fbc;
......@@ -408,8 +406,8 @@ static __inline__ void ffb_rop(struct ffb_par *par, u32 rop)
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);
......@@ -462,7 +460,7 @@ static int ffb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
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;
......@@ -505,7 +503,7 @@ static void
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 ||
......@@ -541,7 +539,7 @@ ffb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
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;
......@@ -664,7 +662,7 @@ static int
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;
......@@ -883,78 +881,42 @@ ffb_init_fix(struct fb_info *info)
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, &regs[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.
......@@ -968,7 +930,7 @@ static void ffb_init_one(int node, int parent)
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);
......@@ -976,14 +938,13 @@ static void ffb_init_one(int node, int parent)
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);
......@@ -1008,81 +969,88 @@ static void ffb_init_one(int node, int parent)
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");
drivers/video/leo.c
浏览文件 @ 50312ce9
/* 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)
*
......@@ -18,8 +18,8 @@
#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"
......@@ -80,10 +80,10 @@ static struct fb_ops leo_ops = {
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
......@@ -99,27 +99,27 @@ struct leo_cursor {
#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 {
......@@ -132,47 +132,47 @@ struct leo_lc_ss1_usr {
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 {
......@@ -193,9 +193,8 @@ struct leo_par {
#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)
......@@ -368,8 +367,7 @@ static int leo_mmap(struct fb_info *info, struct vm_area_struct *vma)
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)
......@@ -385,11 +383,9 @@ 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;
......@@ -532,60 +528,74 @@ static void leo_fixup_var_rgb(struct fb_var_screeninfo *var)
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;
......@@ -597,69 +607,85 @@ static void leo_init_one(struct sbus_dev *sdev)
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");
drivers/video/p9100.c
浏览文件 @ 50312ce9
/* 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.
......@@ -17,8 +17,8 @@
#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"
......@@ -72,60 +72,60 @@ static struct fb_ops p9100_ops = {
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 {
......@@ -136,9 +136,8 @@ struct p9100_par {
#define P9100_FLAG_BLANKED 0x00000001
unsigned long physbase;
unsigned long which_io;
unsigned long fbsize;
struct sbus_dev *sdev;
};
/**
......@@ -227,8 +226,7 @@ static int p9100_mmap(struct fb_info *info, struct vm_area_struct *vma)
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,
......@@ -245,12 +243,9 @@ 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;
......@@ -263,121 +258,137 @@ p9100_init_fix(struct fb_info *info, int linebytes)
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");
drivers/video/tcx.c
浏览文件 @ 50312ce9
/* 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)
......@@ -19,8 +19,8 @@
#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"
......@@ -77,32 +77,32 @@ static struct fb_ops tcx_ops = {
/* 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
......@@ -112,24 +112,23 @@ struct tcx_par {
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;
......@@ -307,8 +306,7 @@ static int tcx_mmap(struct fb_info *info, struct vm_area_struct *vma)
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,
......@@ -350,48 +348,71 @@ tcx_init_fix(struct fb_info *info, int linebytes)
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;
......@@ -400,6 +421,8 @@ static void tcx_init_one(struct sbus_dev *sdev)
}
all->par.physbase = 0;
all->par.which_io = op->resource[0].flags & IORESOURCE_BITS;
for (i = 0; i < TCX_MMAP_ENTRIES; i++) {
int j;
......@@ -416,18 +439,11 @@ static void tcx_init_one(struct sbus_dev *sdev)
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. */
......@@ -445,72 +461,88 @@ static void tcx_init_one(struct sbus_dev *sdev)
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");
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