Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[PATCH] fbdev: tdfxfb: Driver cleanups

Browse source 
- remove unneeded casts
- move memory for pseudo_palette inside struct tdfxfb_par
- whitespace changes

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Antonino A. Daplas 2006-01-09 20:53:11 -08:00 committed by Linus Torvalds
parent 6772a2ee9d
commit a807f618b6
2 changed files with 71 additions and 66 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

57
drivers/video/tdfxfb.c
View file

@ -291,7 +291,7 @@ static inline void banshee_make_room(struct tdfx_par *par, int size)
static int banshee_wait_idle(struct fb_info *info) static int banshee_wait_idle(struct fb_info *info)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
int i = 0; int i = 0;
banshee_make_room(par, 1); banshee_make_room(par, 1);
@ -364,7 +364,7 @@ static u32 do_calc_pll(int freq, int* freq_out)
static void do_write_regs(struct fb_info *info, struct banshee_reg* reg) static void do_write_regs(struct fb_info *info, struct banshee_reg* reg)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
int i; int i;
banshee_wait_idle(info); banshee_wait_idle(info);
@ -469,7 +469,7 @@ static unsigned long do_lfb_size(struct tdfx_par *par, unsigned short dev_id)
static int tdfxfb_check_var(struct fb_var_screeninfo *var,struct fb_info *info) static int tdfxfb_check_var(struct fb_var_screeninfo *var,struct fb_info *info)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
u32 lpitch; u32 lpitch;
if (var->bits_per_pixel != 8 && var->bits_per_pixel != 16 && if (var->bits_per_pixel != 8 && var->bits_per_pixel != 16 &&
@ -558,7 +558,7 @@ static int tdfxfb_check_var(struct fb_var_screeninfo *var,struct fb_info *info)
static int tdfxfb_set_par(struct fb_info *info) static int tdfxfb_set_par(struct fb_info *info)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
u32 hdispend, hsyncsta, hsyncend, htotal; u32 hdispend, hsyncsta, hsyncend, htotal;
u32 hd, hs, he, ht, hbs, hbe; u32 hd, hs, he, ht, hbs, hbe;
u32 vd, vs, ve, vt, vbs, vbe; u32 vd, vs, ve, vt, vbs, vbe;
@ -780,7 +780,7 @@ static int tdfxfb_set_par(struct fb_info *info)
static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green, static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
unsigned blue,unsigned transp,struct fb_info *info) unsigned blue,unsigned transp,struct fb_info *info)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
u32 rgbcol; u32 rgbcol;
if (regno >= info->cmap.len || regno > 255) return 1; if (regno >= info->cmap.len || regno > 255) return 1;
@ -794,11 +794,15 @@ static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
break; break;
/* Truecolor has no hardware color palettes. */ /* Truecolor has no hardware color palettes. */
case FB_VISUAL_TRUECOLOR: case FB_VISUAL_TRUECOLOR:
rgbcol = (CNVT_TOHW( red, info->var.red.length) << info->var.red.offset) | rgbcol = (CNVT_TOHW( red, info->var.red.length) <<
(CNVT_TOHW( green, info->var.green.length) << info->var.green.offset) | info->var.red.offset) |
(CNVT_TOHW( blue, info->var.blue.length) << info->var.blue.offset) | (CNVT_TOHW( green, info->var.green.length) <<
(CNVT_TOHW( transp, info->var.transp.length) << info->var.transp.offset); info->var.green.offset) |
((u32*)(info->pseudo_palette))[regno] = rgbcol; (CNVT_TOHW( blue, info->var.blue.length) <<
info->var.blue.offset) |
(CNVT_TOHW( transp, info->var.transp.length) <<
info->var.transp.offset);
par->palette[regno] = rgbcol;
break; break;
default: default:
DPRINTK("bad depth %u\n", info->var.bits_per_pixel); DPRINTK("bad depth %u\n", info->var.bits_per_pixel);
@ -810,7 +814,7 @@ static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
/* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */ /* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */
static int tdfxfb_blank(int blank, struct fb_info *info) static int tdfxfb_blank(int blank, struct fb_info *info)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
u32 dacmode, state = 0, vgablank = 0; u32 dacmode, state = 0, vgablank = 0;
dacmode = tdfx_inl(par, DACMODE); dacmode = tdfx_inl(par, DACMODE);
@ -855,7 +859,7 @@ static int tdfxfb_blank(int blank, struct fb_info *info)
static int tdfxfb_pan_display(struct fb_var_screeninfo *var, static int tdfxfb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info) struct fb_info *info)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
u32 addr; u32 addr;
if (nopan || var->xoffset || (var->yoffset > var->yres_virtual)) if (nopan || var->xoffset || (var->yoffset > var->yres_virtual))
@ -878,7 +882,7 @@ static int tdfxfb_pan_display(struct fb_var_screeninfo *var,
*/ */
static void tdfxfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect) static void tdfxfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
u32 bpp = info->var.bits_per_pixel; u32 bpp = info->var.bits_per_pixel;
u32 stride = info->fix.line_length; u32 stride = info->fix.line_length;
u32 fmt= stride | ((bpp+((bpp==8) ? 0 : 8)) << 13); u32 fmt= stride | ((bpp+((bpp==8) ? 0 : 8)) << 13);
@ -894,7 +898,7 @@ static void tdfxfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect
if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR) { if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR) {
tdfx_outl(par, COLORFORE, rect->color); tdfx_outl(par, COLORFORE, rect->color);
} else { /* FB_VISUAL_TRUECOLOR */ } else { /* FB_VISUAL_TRUECOLOR */
tdfx_outl(par, COLORFORE, ((u32*)(info->pseudo_palette))[rect->color]); tdfx_outl(par, COLORFORE, par->palette[rect->color]);
} }
tdfx_outl(par, COMMAND_2D, COMMAND_2D_FILLRECT | (tdfx_rop << 24)); tdfx_outl(par, COMMAND_2D, COMMAND_2D_FILLRECT | (tdfx_rop << 24));
tdfx_outl(par, DSTSIZE, rect->width | (rect->height << 16)); tdfx_outl(par, DSTSIZE, rect->width | (rect->height << 16));
@ -906,7 +910,7 @@ static void tdfxfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect
*/ */
static void tdfxfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) static void tdfxfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
u32 sx = area->sx, sy = area->sy, dx = area->dx, dy = area->dy; u32 sx = area->sx, sy = area->sy, dx = area->dx, dy = area->dy;
u32 bpp = info->var.bits_per_pixel; u32 bpp = info->var.bits_per_pixel;
u32 stride = info->fix.line_length; u32 stride = info->fix.line_length;
@ -938,7 +942,7 @@ static void tdfxfb_copyarea(struct fb_info *info, const struct fb_copyarea *area
static void tdfxfb_imageblit(struct fb_info *info, const struct fb_image *image) static void tdfxfb_imageblit(struct fb_info *info, const struct fb_image *image)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
int size = image->height * ((image->width * image->depth + 7)>>3); int size = image->height * ((image->width * image->depth + 7)>>3);
int fifo_free; int fifo_free;
int i, stride = info->fix.line_length; int i, stride = info->fix.line_length;
@ -961,8 +965,10 @@ static void tdfxfb_imageblit(struct fb_info *info, const struct fb_image *image)
break; break;
case FB_VISUAL_TRUECOLOR: case FB_VISUAL_TRUECOLOR:
default: default:
tdfx_outl(par, COLORFORE, ((u32*)(info->pseudo_palette))[image->fg_color]); tdfx_outl(par, COLORFORE,
tdfx_outl(par, COLORBACK, ((u32*)(info->pseudo_palette))[image->bg_color]); par->palette[image->fg_color]);
tdfx_outl(par, COLORBACK,
par->palette[image->bg_color]);
} }
#ifdef __BIG_ENDIAN #ifdef __BIG_ENDIAN
srcfmt = 0x400000 | BIT(20); srcfmt = 0x400000 | BIT(20);
@ -1007,7 +1013,7 @@ static void tdfxfb_imageblit(struct fb_info *info, const struct fb_image *image)
#ifdef TDFX_HARDWARE_CURSOR #ifdef TDFX_HARDWARE_CURSOR
static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor) static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
{ {
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
unsigned long flags; unsigned long flags;
/* /*
@ -1157,18 +1163,17 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
{ {
struct tdfx_par *default_par; struct tdfx_par *default_par;
struct fb_info *info; struct fb_info *info;
int size, err, lpitch; int err, lpitch;
if ((err = pci_enable_device(pdev))) { if ((err = pci_enable_device(pdev))) {
printk(KERN_WARNING "tdfxfb: Can't enable pdev: %d\n", err); printk(KERN_WARNING "tdfxfb: Can't enable pdev: %d\n", err);
return err; return err;
} }
size = sizeof(struct tdfx_par)+256*sizeof(u32); info = framebuffer_alloc(sizeof(struct tdfx_par), &pdev->dev);
info = framebuffer_alloc(size, &pdev->dev); if (!info)
return -ENOMEM;
if (!info) return -ENOMEM;
default_par = info->par; default_par = info->par;
@ -1248,7 +1253,7 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
info->fbops = &tdfxfb_ops; info->fbops = &tdfxfb_ops;
info->fix = tdfx_fix; info->fix = tdfx_fix;
info->pseudo_palette = (void *)(default_par + 1); info->pseudo_palette = default_par->palette;
info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
#ifdef CONFIG_FB_3DFX_ACCEL #ifdef CONFIG_FB_3DFX_ACCEL
info->flags |= FBINFO_HWACCEL_FILLRECT | info->flags |= FBINFO_HWACCEL_FILLRECT |
@ -1340,7 +1345,7 @@ void tdfxfb_setup(char *options)
static void __devexit tdfxfb_remove(struct pci_dev *pdev) static void __devexit tdfxfb_remove(struct pci_dev *pdev)
{ {
struct fb_info *info = pci_get_drvdata(pdev); struct fb_info *info = pci_get_drvdata(pdev);
struct tdfx_par *par = (struct tdfx_par *) info->par; struct tdfx_par *par = info->par;
unregister_framebuffer(info); unregister_framebuffer(info);
iounmap(par->regbase_virt); iounmap(par->regbase_virt);

80
include/video/tdfx.h
View file

@ -140,52 +140,52 @@
#ifdef __KERNEL__ #ifdef __KERNEL__
struct banshee_reg { struct banshee_reg {
/* VGA rubbish */ /* VGA rubbish */
unsigned char att[21]; unsigned char att[21];
unsigned char crt[25]; unsigned char crt[25];
unsigned char gra[ 9]; unsigned char gra[ 9];
unsigned char misc[1]; unsigned char misc[1];
unsigned char seq[ 5]; unsigned char seq[ 5];
/* Banshee extensions */ /* Banshee extensions */
unsigned char ext[2]; unsigned char ext[2];
unsigned long vidcfg; unsigned long vidcfg;
unsigned long vidpll; unsigned long vidpll;
unsigned long mempll; unsigned long mempll;
unsigned long gfxpll; unsigned long gfxpll;
unsigned long dacmode; unsigned long dacmode;
unsigned long vgainit0; unsigned long vgainit0;
unsigned long vgainit1; unsigned long vgainit1;
unsigned long screensize; unsigned long screensize;
unsigned long stride; unsigned long stride;
unsigned long cursloc; unsigned long cursloc;
unsigned long curspataddr; unsigned long curspataddr;
unsigned long cursc0; unsigned long cursc0;
unsigned long cursc1; unsigned long cursc1;
unsigned long startaddr; unsigned long startaddr;
unsigned long clip0min; unsigned long clip0min;
unsigned long clip0max; unsigned long clip0max;
unsigned long clip1min; unsigned long clip1min;
unsigned long clip1max; unsigned long clip1max;
unsigned long srcbase; unsigned long srcbase;
unsigned long dstbase; unsigned long dstbase;
unsigned long miscinit0; unsigned long miscinit0;
}; };
struct tdfx_par { struct tdfx_par {
u32 max_pixclock; u32 max_pixclock;
u32 palette[16];
void __iomem *regbase_virt;
unsigned long iobase;
u32 baseline;
void __iomem *regbase_virt; struct {
unsigned long iobase; int w,u,d;
u32 baseline; unsigned long enable,disable;
struct timer_list timer;
} hwcursor;
struct { spinlock_t DAClock;
int w,u,d;
unsigned long enable,disable;
struct timer_list timer;
} hwcursor;
spinlock_t DAClock;
}; };
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */