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Commit 8af1d50f authored by Krzysztof Helt's avatar Krzysztof Helt Committed by Linus Torvalds
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tdfxfb: coding style improvement 

This patch contains coding style improvements to the tdfxfb driver (white
spaces, indentations, long lines).

It also moves fb_ops structure to the end of file, so forward declarations of
ops functions are redundant.
Signed-off-by: default avatarKrzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: default avatarAntonino Daplas <adaplas@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 245a2c2c
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Showing with 507 additions and 492 deletions
drivers/video/tdfxfb.c
View file @ 8af1d50f
......@@ -10,7 +10,7 @@
* Created : Thu Sep 23 18:17:43 1999, hmallat
* Last modified: Tue Nov 2 21:19:47 1999, hmallat
*
* Lots of the information here comes from the Daryll Strauss' Banshee
* Lots of the information here comes from the Daryll Strauss' Banshee
* patches to the XF86 server, and the rest comes from the 3dfx
* Banshee specification. I'm very much indebted to Daryll for his
* work on the X server.
......@@ -23,7 +23,7 @@
* behave very differently from the Voodoo3/4/5. For anyone wanting to
* use frame buffer on the Voodoo1/2, see the sstfb driver (which is
* located at http://www.sourceforge.net/projects/sstfb).
*
*
* While I _am_ grateful to 3Dfx for releasing the specs for Banshee,
* I do wish the next version is a bit more complete. Without the XF86
* patches I couldn't have gotten even this far... for instance, the
......@@ -33,7 +33,7 @@
*
* The structure of this driver comes pretty much from the Permedia
* driver by Ilario Nardinocchi, which in turn is based on skeletonfb.
*
*
* TODO:
* - support for 16/32 bpp needs fixing (funky bootup penguin)
* - multihead support (basically need to support an array of fb_infos)
......@@ -76,12 +76,12 @@
#include <video/tdfx.h>
#undef TDFXFB_DEBUG
#undef TDFXFB_DEBUG
#ifdef TDFXFB_DEBUG
#define DPRINTK(a,b...) printk(KERN_DEBUG "fb: %s: " a, __FUNCTION__ , ## b)
#else
#define DPRINTK(a,b...)
#endif
#endif
#define BANSHEE_MAX_PIXCLOCK 270000
#define VOODOO3_MAX_PIXCLOCK 300000
......@@ -90,9 +90,9 @@
static struct fb_fix_screeninfo tdfx_fix __devinitdata = {
.id = "3Dfx",
.type = FB_TYPE_PACKED_PIXELS,
.visual = FB_VISUAL_PSEUDOCOLOR,
.visual = FB_VISUAL_PSEUDOCOLOR,
.ypanstep = 1,
.ywrapstep = 1,
.ywrapstep = 1,
.accel = FB_ACCEL_3DFX_BANSHEE
};
......@@ -102,7 +102,7 @@ static struct fb_var_screeninfo tdfx_var __devinitdata = {
.yres = 480,
.xres_virtual = 640,
.yres_virtual = 1024,
.bits_per_pixel =8,
.bits_per_pixel = 8,
.red = {0, 8, 0},
.blue = {0, 8, 0},
.green = {0, 8, 0},
......@@ -142,103 +142,79 @@ static struct pci_device_id tdfxfb_id_table[] = {
static struct pci_driver tdfxfb_driver = {
.name = "tdfxfb",
.id_table = tdfxfb_id_table,
.probe = tdfxfb_probe,
.remove = __devexit_p(tdfxfb_remove),
.id_table = tdfxfb_id_table,
.probe = tdfxfb_probe,
.remove = __devexit_p(tdfxfb_remove),
};
MODULE_DEVICE_TABLE(pci, tdfxfb_id_table);
/*
* Frame buffer device API
*/
static int tdfxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fb);
static int tdfxfb_set_par(struct fb_info *info);
static int tdfxfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info);
static int tdfxfb_blank(int blank, struct fb_info *info);
static int tdfxfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info);
static int banshee_wait_idle(struct fb_info *info);
#ifdef CONFIG_FB_3DFX_ACCEL
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_imageblit(struct fb_info *info, const struct fb_image *image);
#endif /* CONFIG_FB_3DFX_ACCEL */
static struct fb_ops tdfxfb_ops = {
.owner = THIS_MODULE,
.fb_check_var = tdfxfb_check_var,
.fb_set_par = tdfxfb_set_par,
.fb_setcolreg = tdfxfb_setcolreg,
.fb_blank = tdfxfb_blank,
.fb_pan_display = tdfxfb_pan_display,
.fb_sync = banshee_wait_idle,
#ifdef CONFIG_FB_3DFX_ACCEL
.fb_fillrect = tdfxfb_fillrect,
.fb_copyarea = tdfxfb_copyarea,
.fb_imageblit = tdfxfb_imageblit,
#else
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
#endif
};
/*
* do_xxx: Hardware-specific functions
*/
static u32 do_calc_pll(int freq, int *freq_out);
static void do_write_regs(struct fb_info *info, struct banshee_reg *reg);
static unsigned long do_lfb_size(struct tdfx_par *par, unsigned short);
/*
* Driver data
* Driver data
*/
static int nopan = 0;
static int nowrap = 1; // not implemented (yet)
static char *mode_option __devinitdata = NULL;
/* -------------------------------------------------------------------------
/* -------------------------------------------------------------------------
* Hardware-specific funcions
* ------------------------------------------------------------------------- */
#ifdef VGA_REG_IO
static inline u8 vga_inb(struct tdfx_par *par, u32 reg) { return inb(reg); }
#ifdef VGA_REG_IO
static inline u8 vga_inb(struct tdfx_par *par, u32 reg)
{
return inb(reg);
}
static inline void vga_outb(struct tdfx_par *par, u32 reg, u8 val) { outb(val, reg); }
static inline void vga_outb(struct tdfx_par *par, u32 reg, u8 val)
{
outb(val, reg);
}
#else
static inline u8 vga_inb(struct tdfx_par *par, u32 reg) {
return inb(par->iobase + reg - 0x300);
static inline u8 vga_inb(struct tdfx_par *par, u32 reg)
{
return inb(par->iobase + reg - 0x300);
}
static inline void vga_outb(struct tdfx_par *par, u32 reg, u8 val) {
outb(val, par->iobase + reg - 0x300);
static inline void vga_outb(struct tdfx_par *par, u32 reg, u8 val)
{
outb(val, par->iobase + reg - 0x300);
}
#endif
static inline void gra_outb(struct tdfx_par *par, u32 idx, u8 val) {
vga_outb(par, GRA_I, idx); vga_outb(par, GRA_D, val);
static inline void gra_outb(struct tdfx_par *par, u32 idx, u8 val)
{
vga_outb(par, GRA_I, idx);
vga_outb(par, GRA_D, val);
}
static inline void seq_outb(struct tdfx_par *par, u32 idx, u8 val) {
vga_outb(par, SEQ_I, idx); vga_outb(par, SEQ_D, val);
static inline void seq_outb(struct tdfx_par *par, u32 idx, u8 val)
{
vga_outb(par, SEQ_I, idx);
vga_outb(par, SEQ_D, val);
}
static inline u8 seq_inb(struct tdfx_par *par, u32 idx) {
vga_outb(par, SEQ_I, idx); return vga_inb(par, SEQ_D);
static inline u8 seq_inb(struct tdfx_par *par, u32 idx)
{
vga_outb(par, SEQ_I, idx);
return vga_inb(par, SEQ_D);
}
static inline void crt_outb(struct tdfx_par *par, u32 idx, u8 val) {
vga_outb(par, CRT_I, idx); vga_outb(par, CRT_D, val);
static inline void crt_outb(struct tdfx_par *par, u32 idx, u8 val)
{
vga_outb(par, CRT_I, idx);
vga_outb(par, CRT_D, val);
}
static inline u8 crt_inb(struct tdfx_par *par, u32 idx) {
vga_outb(par, CRT_I, idx); return vga_inb(par, CRT_D);
static inline u8 crt_inb(struct tdfx_par *par, u32 idx)
{
vga_outb(par, CRT_I, idx);
return vga_inb(par, CRT_D);
}
static inline void att_outb(struct tdfx_par *par, u32 idx, u8 val)
static inline void att_outb(struct tdfx_par *par, u32 idx, u8 val)
{
unsigned char tmp;
tmp = vga_inb(par, IS1_R);
vga_outb(par, ATT_IW, idx);
vga_outb(par, ATT_IW, val);
......@@ -270,7 +246,7 @@ static inline void vga_enable_palette(struct tdfx_par *par)
vga_outb(par, ATT_IW, 0x20);
}
static inline u32 tdfx_inl(struct tdfx_par *par, unsigned int reg)
static inline u32 tdfx_inl(struct tdfx_par *par, unsigned int reg)
{
return readl(par->regbase_virt + reg);
}
......@@ -284,7 +260,7 @@ static inline void banshee_make_room(struct tdfx_par *par, int size)
{
/* Note: The Voodoo3's onboard FIFO has 32 slots. This loop
* won't quit if you ask for more. */
while((tdfx_inl(par, STATUS) & 0x1f) < size-1);
while ((tdfx_inl(par, STATUS) & 0x1f) < size - 1) ;
}
static int banshee_wait_idle(struct fb_info *info)
......@@ -295,15 +271,16 @@ static int banshee_wait_idle(struct fb_info *info)
banshee_make_room(par, 1);
tdfx_outl(par, COMMAND_3D, COMMAND_3D_NOP);
while(1) {
while (1) {
i = (tdfx_inl(par, STATUS) & STATUS_BUSY) ? 0 : i + 1;
if(i == 3) break;
if (i == 3)
break;
}
return 0;
}
/*
* Set the color of a palette entry in 8bpp mode
* Set the color of a palette entry in 8bpp mode
*/
static inline void do_setpalentry(struct tdfx_par *par, unsigned regno, u32 c)
{
......@@ -312,11 +289,11 @@ static inline void do_setpalentry(struct tdfx_par *par, unsigned regno, u32 c)
tdfx_outl(par, DACDATA, c);
}
static u32 do_calc_pll(int freq, int* freq_out)
static u32 do_calc_pll(int freq, int *freq_out)
{
int m, n, k, best_m, best_n, best_k, best_error;
int fref = 14318;
best_error = freq;
best_n = best_m = best_k = 0;
......@@ -336,17 +313,17 @@ static u32 do_calc_pll(int freq, int* freq_out)
* estimated n
*/
int f = fref * (n + 2) / (m + 2) / (1 << k);
int error = abs (f - freq);
int error = abs(f - freq);
/*
* If this is the closest we've come to the
* If this is the closest we've come to the
* target frequency then remember n, m and k
*/
if (error < best_error) {
if (error < best_error) {
best_error = error;
best_n = n;
best_m = m;
best_k = k;
best_n = n;
best_m = m;
best_k = k;
}
}
}
......@@ -355,12 +332,12 @@ static u32 do_calc_pll(int freq, int* freq_out)
n = best_n;
m = best_m;
k = best_k;
*freq_out = fref*(n + 2)/(m + 2)/(1 << k);
*freq_out = fref * (n + 2) / (m + 2) / (1 << k);
return (n << 8) | (m << 2) | k;
}
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 = info->par;
int i;
......@@ -372,13 +349,13 @@ static void do_write_regs(struct fb_info *info, struct banshee_reg* reg)
crt_outb(par, 0x11, crt_inb(par, 0x11) & 0x7f); /* CRT unprotect */
banshee_make_room(par, 3);
tdfx_outl(par, VGAINIT1, reg->vgainit1 & 0x001FFFFF);
tdfx_outl(par, VIDPROCCFG, reg->vidcfg & ~0x00000001);
tdfx_outl(par, VGAINIT1, reg->vgainit1 & 0x001FFFFF);
tdfx_outl(par, VIDPROCCFG, reg->vidcfg & ~0x00000001);
#if 0
tdfx_outl(par, PLLCTRL1, reg->mempll);
tdfx_outl(par, PLLCTRL2, reg->gfxpll);
#endif
tdfx_outl(par, PLLCTRL0, reg->vidpll);
tdfx_outl(par, PLLCTRL0, reg->vidpll);
vga_outb(par, MISC_W, reg->misc[0x00] | 0x01);
......@@ -401,31 +378,31 @@ static void do_write_regs(struct fb_info *info, struct banshee_reg* reg)
vga_enable_video(par);
banshee_make_room(par, 11);
tdfx_outl(par, VGAINIT0, reg->vgainit0);
tdfx_outl(par, DACMODE, reg->dacmode);
tdfx_outl(par, VIDDESKSTRIDE, reg->stride);
tdfx_outl(par, HWCURPATADDR, 0);
tdfx_outl(par, VIDSCREENSIZE,reg->screensize);
tdfx_outl(par, VIDDESKSTART, reg->startaddr);
tdfx_outl(par, VIDPROCCFG, reg->vidcfg);
tdfx_outl(par, VGAINIT1, reg->vgainit1);
tdfx_outl(par, MISCINIT0, reg->miscinit0);
banshee_make_room(par, 8);
tdfx_outl(par, SRCBASE, reg->srcbase);
tdfx_outl(par, DSTBASE, reg->dstbase);
tdfx_outl(par, COMMANDEXTRA_2D, 0);
tdfx_outl(par, CLIP0MIN, 0);
tdfx_outl(par, CLIP0MAX, 0x0fff0fff);
tdfx_outl(par, CLIP1MIN, 0);
tdfx_outl(par, CLIP1MAX, 0x0fff0fff);
tdfx_outl(par, SRCXY, 0);
tdfx_outl(par, VGAINIT0, reg->vgainit0);
tdfx_outl(par, DACMODE, reg->dacmode);
tdfx_outl(par, VIDDESKSTRIDE, reg->stride);
tdfx_outl(par, HWCURPATADDR, 0);
tdfx_outl(par, VIDSCREENSIZE, reg->screensize);
tdfx_outl(par, VIDDESKSTART, reg->startaddr);
tdfx_outl(par, VIDPROCCFG, reg->vidcfg);
tdfx_outl(par, VGAINIT1, reg->vgainit1);
tdfx_outl(par, MISCINIT0, reg->miscinit0);
banshee_make_room(par, 8);
tdfx_outl(par, SRCBASE, reg->srcbase);
tdfx_outl(par, DSTBASE, reg->dstbase);
tdfx_outl(par, COMMANDEXTRA_2D, 0);
tdfx_outl(par, CLIP0MIN, 0);
tdfx_outl(par, CLIP0MAX, 0x0fff0fff);
tdfx_outl(par, CLIP1MIN, 0);
tdfx_outl(par, CLIP1MAX, 0x0fff0fff);
tdfx_outl(par, SRCXY, 0);
banshee_wait_idle(info);
}
static unsigned long do_lfb_size(struct tdfx_par *par, unsigned short dev_id)
static unsigned long do_lfb_size(struct tdfx_par *par, unsigned short dev_id)
{
u32 draminit0;
u32 draminit1;
......@@ -436,16 +413,17 @@ static unsigned long do_lfb_size(struct tdfx_par *par, unsigned short dev_id)
u32 lfbsize;
int has_sgram;
draminit0 = tdfx_inl(par, DRAMINIT0);
draminit0 = tdfx_inl(par, DRAMINIT0);
draminit1 = tdfx_inl(par, DRAMINIT1);
num_chips = (draminit0 & DRAMINIT0_SGRAM_NUM) ? 8 : 4;
if (dev_id < PCI_DEVICE_ID_3DFX_VOODOO5) {
/* Banshee/Voodoo3 */
has_sgram = draminit1 & DRAMINIT1_MEM_SDRAM;
chip_size = has_sgram ? ((draminit0 & DRAMINIT0_SGRAM_TYPE) ? 2 : 1)
: 2;
chip_size = 2;
if (has_sgram)
chip_size = (draminit0 & DRAMINIT0_SGRAM_TYPE) ? 2 : 1;
} else {
/* Voodoo4/5 */
has_sgram = 0;
......@@ -458,14 +436,14 @@ static unsigned long do_lfb_size(struct tdfx_par *par, unsigned short dev_id)
miscinit1 |= has_sgram ? 0 : MISCINIT1_2DBLOCK_DIS;
miscinit1 |= MISCINIT1_CLUT_INV;
banshee_make_room(par, 1);
banshee_make_room(par, 1);
tdfx_outl(par, MISCINIT1, miscinit1);
return lfbsize;
}
/* ------------------------------------------------------------------------- */
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 = info->par;
u32 lpitch;
......@@ -490,67 +468,66 @@ static int tdfxfb_check_var(struct fb_var_screeninfo *var,struct fb_info *info)
/* Banshee doesn't support interlace, but Voodoo4/5 and probably Voodoo3 do. */
/* no direct information about device id now? use max_pixclock for this... */
if (((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) &&
(par->max_pixclock < VOODOO3_MAX_PIXCLOCK)) {
(par->max_pixclock < VOODOO3_MAX_PIXCLOCK)) {
DPRINTK("interlace not supported\n");
return -EINVAL;
}
var->xres = (var->xres + 15) & ~15; /* could sometimes be 8 */
lpitch = var->xres * ((var->bits_per_pixel + 7)>>3);
lpitch = var->xres * ((var->bits_per_pixel + 7) >> 3);
if (var->xres < 320 || var->xres > 2048) {
DPRINTK("width not supported: %u\n", var->xres);
return -EINVAL;
}
if (var->yres < 200 || var->yres > 2048) {
DPRINTK("height not supported: %u\n", var->yres);
return -EINVAL;
}
if (lpitch * var->yres_virtual > info->fix.smem_len) {
var->yres_virtual = info->fix.smem_len/lpitch;
var->yres_virtual = info->fix.smem_len / lpitch;
if (var->yres_virtual < var->yres) {
DPRINTK("no memory for screen (%ux%ux%u)\n",
var->xres, var->yres_virtual, var->bits_per_pixel);
var->xres, var->yres_virtual,
var->bits_per_pixel);
return -EINVAL;
}
}
if (PICOS2KHZ(var->pixclock) > par->max_pixclock) {
DPRINTK("pixclock too high (%ldKHz)\n",PICOS2KHZ(var->pixclock));
DPRINTK("pixclock too high (%ldKHz)\n",
PICOS2KHZ(var->pixclock));
return -EINVAL;
}
switch(var->bits_per_pixel) {
case 8:
var->red.length = var->green.length = var->blue.length = 8;
break;
case 16:
var->red.offset = 11;
var->red.length = 5;
var->green.offset = 5;
var->green.length = 6;
var->blue.offset = 0;
var->blue.length = 5;
break;
case 24:
var->red.offset=16;
var->green.offset=8;
var->blue.offset=0;
var->red.length = var->green.length = var->blue.length = 8;
case 32:
var->red.offset = 16;
var->green.offset = 8;
var->blue.offset = 0;
var->red.length = var->green.length = var->blue.length = 8;
break;
switch (var->bits_per_pixel) {
case 8:
var->red.length = var->green.length = var->blue.length = 8;
break;
case 16:
var->red.offset = 11;
var->red.length = 5;
var->green.offset = 5;
var->green.length = 6;
var->blue.offset = 0;
var->blue.length = 5;
break;
case 32:
case 24:
var->red.offset=16;
var->green.offset=8;
var->blue.offset=0;
var->red.length = var->green.length = var->blue.length = 8;
break;
}
var->height = var->width = -1;
var->accel_flags = FB_ACCELF_TEXT;
DPRINTK("Checking graphics mode at %dx%d depth %d\n", var->xres, var->yres, var->bits_per_pixel);
DPRINTK("Checking graphics mode at %dx%d depth %d\n",
var->xres, var->yres, var->bits_per_pixel);
return 0;
}
......@@ -563,26 +540,29 @@ static int tdfxfb_set_par(struct fb_info *info)
struct banshee_reg reg;
int fout, freq;
u32 wd, cpp;
par->baseline = 0;
par->baseline = 0;
memset(&reg, 0, sizeof(reg));
cpp = (info->var.bits_per_pixel + 7)/8;
reg.vidcfg = VIDCFG_VIDPROC_ENABLE | VIDCFG_DESK_ENABLE | VIDCFG_CURS_X11 | ((cpp - 1) << VIDCFG_PIXFMT_SHIFT) | (cpp != 1 ? VIDCFG_CLUT_BYPASS : 0);
cpp = (info->var.bits_per_pixel + 7) / 8;
reg.vidcfg = VIDCFG_VIDPROC_ENABLE | VIDCFG_DESK_ENABLE |
VIDCFG_CURS_X11 |
((cpp - 1) << VIDCFG_PIXFMT_SHIFT) |
(cpp != 1 ? VIDCFG_CLUT_BYPASS : 0);
/* PLL settings */
freq = PICOS2KHZ(info->var.pixclock);
reg.dacmode = 0;
reg.vidcfg &= ~VIDCFG_2X;
reg.vidcfg &= ~VIDCFG_2X;
hdispend = info->var.xres;
hsyncsta = hdispend + info->var.right_margin;
hsyncend = hsyncsta + info->var.hsync_len;
htotal = hsyncend + info->var.left_margin;
htotal = hsyncend + info->var.left_margin;
if (freq > par->max_pixclock/2) {
if (freq > par->max_pixclock / 2) {
freq = freq > par->max_pixclock ? par->max_pixclock : freq;
reg.dacmode |= DACMODE_2X;
reg.vidcfg |= VIDCFG_2X;
......@@ -591,7 +571,7 @@ static int tdfxfb_set_par(struct fb_info *info)
hsyncend >>= 1;
htotal >>= 1;
}
hd = wd = (hdispend >> 3) - 1;
hs = (hsyncsta >> 3) - 1;
he = (hsyncend >> 3) - 1;
......@@ -610,13 +590,13 @@ static int tdfxfb_set_par(struct fb_info *info)
ve = vs + info->var.vsync_len;
vbe = vt = ve + info->var.upper_margin - 1;
}
/* this is all pretty standard VGA register stuffing */
reg.misc[0x00] = 0x0f |
reg.misc[0x00] = 0x0f |
(info->var.xres < 400 ? 0xa0 :
info->var.xres < 480 ? 0x60 :
info->var.xres < 768 ? 0xe0 : 0x20);
reg.gra[0x00] = 0x00;
reg.gra[0x01] = 0x00;
reg.gra[0x02] = 0x00;
......@@ -660,17 +640,17 @@ static int tdfxfb_set_par(struct fb_info *info)
reg.crt[0x02] = hbs;
reg.crt[0x03] = 0x80 | (hbe & 0x1f);
reg.crt[0x04] = hs;
reg.crt[0x05] = ((hbe & 0x20) << 2) | (he & 0x1f);
reg.crt[0x05] = ((hbe & 0x20) << 2) | (he & 0x1f);
reg.crt[0x06] = vt;
reg.crt[0x07] = ((vs & 0x200) >> 2) |
((vd & 0x200) >> 3) |
((vt & 0x200) >> 4) | 0x10 |
((vbs & 0x100) >> 5) |
((vs & 0x100) >> 6) |
((vd & 0x100) >> 7) |
((vt & 0x100) >> 8);
((vs & 0x100) >> 6) |
((vd & 0x100) >> 7) |
((vt & 0x100) >> 8);
reg.crt[0x08] = 0x00;
reg.crt[0x09] = 0x40 | ((vbs & 0x200) >> 4);
reg.crt[0x09] = 0x40 | ((vbs & 0x200) >> 4);
reg.crt[0x0a] = 0x00;
reg.crt[0x0b] = 0x00;
reg.crt[0x0c] = 0x00;
......@@ -678,28 +658,28 @@ static int tdfxfb_set_par(struct fb_info *info)
reg.crt[0x0e] = 0x00;
reg.crt[0x0f] = 0x00;
reg.crt[0x10] = vs;
reg.crt[0x11] = (ve & 0x0f) | 0x20;
reg.crt[0x11] = (ve & 0x0f) | 0x20;
reg.crt[0x12] = vd;
reg.crt[0x13] = wd;
reg.crt[0x14] = 0x00;
reg.crt[0x15] = vbs;
reg.crt[0x16] = vbe + 1;
reg.crt[0x16] = vbe + 1;
reg.crt[0x17] = 0xc3;
reg.crt[0x18] = 0xff;
/* Banshee's nonvga stuff */
reg.ext[0x00] = (((ht & 0x100) >> 8) |
((hd & 0x100) >> 6) |
reg.ext[0x00] = (((ht & 0x100) >> 8) |
((hd & 0x100) >> 6) |
((hbs & 0x100) >> 4) |
((hbe & 0x40) >> 1) |
((hs & 0x100) >> 2) |
((he & 0x20) << 2));
reg.ext[0x01] = (((vt & 0x400) >> 10) |
((vd & 0x400) >> 8) |
((vbs & 0x400) >> 6) |
((vbe & 0x400) >> 4));
reg.vgainit0 = VGAINIT0_8BIT_DAC |
((hbe & 0x40) >> 1) |
((hs & 0x100) >> 2) |
((he & 0x20) << 2));
reg.ext[0x01] = (((vt & 0x400) >> 10) |
((vd & 0x400) >> 8) |
((vbs & 0x400) >> 6) |
((vbe & 0x400) >> 4));
reg.vgainit0 = VGAINIT0_8BIT_DAC |
VGAINIT0_EXT_ENABLE |
VGAINIT0_WAKEUP_3C3 |
VGAINIT0_ALT_READBACK |
......@@ -707,10 +687,10 @@ static int tdfxfb_set_par(struct fb_info *info)
reg.vgainit1 = tdfx_inl(par, VGAINIT1) & 0x1fffff;
reg.cursloc = 0;
reg.cursc0 = 0;
reg.cursc0 = 0;
reg.cursc1 = 0xffffff;
reg.stride = info->var.xres * cpp;
reg.startaddr = par->baseline * reg.stride;
reg.srcbase = reg.startaddr;
......@@ -721,7 +701,7 @@ static int tdfxfb_set_par(struct fb_info *info)
reg.dacmode &= ~DACMODE_2X;
reg.vidcfg &= ~VIDCFG_2X;
if (freq > par->max_pixclock/2) {
if (freq > par->max_pixclock / 2) {
freq = freq > par->max_pixclock ? par->max_pixclock : freq;
reg.dacmode |= DACMODE_2X;
reg.vidcfg |= VIDCFG_2X;
......@@ -746,43 +726,47 @@ static int tdfxfb_set_par(struct fb_info *info)
#if defined(__BIG_ENDIAN)
switch (info->var.bits_per_pixel) {
case 8:
case 24:
reg.miscinit0 &= ~(1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
case 16:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 |= (1 << 31);
break;
case 32:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
case 8:
case 24:
reg.miscinit0 &= ~(1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
case 16:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 |= (1 << 31);
break;
case 32:
reg.miscinit0 |= (1 << 30);
reg.miscinit0 &= ~(1 << 31);
break;
}
#endif
#endif
do_write_regs(info, &reg);
/* Now change fb_fix_screeninfo according to changes in par */
info->fix.line_length = info->var.xres * ((info->var.bits_per_pixel + 7)>>3);
info->fix.visual = (info->var.bits_per_pixel == 8)
info->fix.line_length =
info->var.xres * ((info->var.bits_per_pixel + 7) >> 3);
info->fix.visual = (info->var.bits_per_pixel == 8)
? FB_VISUAL_PSEUDOCOLOR
: FB_VISUAL_TRUECOLOR;
DPRINTK("Graphics mode is now set at %dx%d depth %d\n", info->var.xres, info->var.yres, info->var.bits_per_pixel);
return 0;
DPRINTK("Graphics mode is now set at %dx%d depth %d\n",
info->var.xres, info->var.yres, info->var.bits_per_pixel);
return 0;
}
/* A handy macro shamelessly pinched from matroxfb */
#define CNVT_TOHW(val,width) ((((val)<<(width))+0x7FFF-(val))>>16)
#define CNVT_TOHW(val, width) ((((val)<<(width))+0x7FFF-(val))>>16)
static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
unsigned blue,unsigned transp,struct fb_info *info)
static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
unsigned blue, unsigned transp,
struct fb_info *info)
{
struct tdfx_par *par = info->par;
u32 rgbcol;
if (regno >= info->cmap.len || regno > 255) return 1;
if (regno >= info->cmap.len || regno > 255)
return 1;
switch (info->fix.visual) {
case FB_VISUAL_PSEUDOCOLOR:
rgbcol =(((u32)red & 0xff00) << 8) |
......@@ -793,13 +777,13 @@ static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
/* Truecolor has no hardware color palettes. */
case FB_VISUAL_TRUECOLOR:
if (regno < 16) {
rgbcol = (CNVT_TOHW( red, info->var.red.length) <<
rgbcol = (CNVT_TOHW(red, info->var.red.length) <<
info->var.red.offset) |
(CNVT_TOHW( green, info->var.green.length) <<
(CNVT_TOHW(green, info->var.green.length) <<
info->var.green.offset) |
(CNVT_TOHW( blue, info->var.blue.length) <<
(CNVT_TOHW(blue, info->var.blue.length) <<
info->var.blue.offset) |
(CNVT_TOHW( transp, info->var.transp.length) <<
(CNVT_TOHW(transp, info->var.transp.length) <<
info->var.transp.offset);
par->palette[regno] = rgbcol;
}
......@@ -815,54 +799,54 @@ static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
/* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */
static int tdfxfb_blank(int blank, struct fb_info *info)
{
{
struct tdfx_par *par = info->par;
u32 dacmode, state = 0, vgablank = 0;
dacmode = tdfx_inl(par, DACMODE);
switch (blank) {
case FB_BLANK_UNBLANK: /* Screen: On; HSync: On, VSync: On */
state = 0;
vgablank = 0;
break;
case FB_BLANK_NORMAL: /* Screen: Off; HSync: On, VSync: On */
state = 0;
vgablank = 1;
break;
case FB_BLANK_VSYNC_SUSPEND: /* Screen: Off; HSync: On, VSync: Off */
state = BIT(3);
vgablank = 1;
break;
case FB_BLANK_HSYNC_SUSPEND: /* Screen: Off; HSync: Off, VSync: On */
state = BIT(1);
vgablank = 1;
break;
case FB_BLANK_POWERDOWN: /* Screen: Off; HSync: Off, VSync: Off */
state = BIT(1) | BIT(3);
vgablank = 1;
break;
case FB_BLANK_UNBLANK: /* Screen: On; HSync: On, VSync: On */
state = 0;
vgablank = 0;
break;
case FB_BLANK_NORMAL: /* Screen: Off; HSync: On, VSync: On */
state = 0;
vgablank = 1;
break;
case FB_BLANK_VSYNC_SUSPEND: /* Screen: Off; HSync: On, VSync: Off */
state = BIT(3);
vgablank = 1;
break;
case FB_BLANK_HSYNC_SUSPEND: /* Screen: Off; HSync: Off, VSync: On */
state = BIT(1);
vgablank = 1;
break;
case FB_BLANK_POWERDOWN: /* Screen: Off; HSync: Off, VSync: Off */
state = BIT(1) | BIT(3);
vgablank = 1;
break;
}
dacmode &= ~(BIT(1) | BIT(3));
dacmode |= state;
banshee_make_room(par, 1);
banshee_make_room(par, 1);
tdfx_outl(par, DACMODE, dacmode);
if (vgablank)
if (vgablank)
vga_disable_video(par);
else
vga_enable_video(par);
return 0;
}
/*
/*
* Set the starting position of the visible screen to var->yoffset
*/
*/
static int tdfxfb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info)
struct fb_info *info)
{
struct tdfx_par *par = info->par;
u32 addr;
u32 addr;
if (nopan || var->xoffset || (var->yoffset > var->yres_virtual))
return -EINVAL;
......@@ -872,84 +856,86 @@ static int tdfxfb_pan_display(struct fb_var_screeninfo *var,
addr = var->yoffset * info->fix.line_length;
banshee_make_room(par, 1);
tdfx_outl(par, VIDDESKSTART, addr);
info->var.xoffset = var->xoffset;
info->var.yoffset = var->yoffset;
info->var.yoffset = var->yoffset;
return 0;
}
#ifdef CONFIG_FB_3DFX_ACCEL
/*
* FillRect 2D command (solidfill or invert (via ROP_XOR))
* FillRect 2D command (solidfill or invert (via ROP_XOR))
*/
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 = info->par;
u32 bpp = info->var.bits_per_pixel;
u32 stride = info->fix.line_length;
u32 fmt= stride | ((bpp+((bpp==8) ? 0 : 8)) << 13);
u32 fmt= stride | ((bpp + ((bpp == 8) ? 0 : 8)) << 13);
int tdfx_rop;
if (rect->rop == ROP_COPY)
if (rect->rop == ROP_COPY)
tdfx_rop = TDFX_ROP_COPY;
else
else
tdfx_rop = TDFX_ROP_XOR;
banshee_make_room(par, 5);
tdfx_outl(par, DSTFORMAT, fmt);
tdfx_outl(par, DSTFORMAT, fmt);
if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR) {
tdfx_outl(par, COLORFORE, rect->color);
tdfx_outl(par, COLORFORE, rect->color);
} else { /* FB_VISUAL_TRUECOLOR */
tdfx_outl(par, COLORFORE, par->palette[rect->color]);
}
tdfx_outl(par, COMMAND_2D, COMMAND_2D_FILLRECT | (tdfx_rop << 24));
tdfx_outl(par, DSTSIZE, rect->width | (rect->height << 16));
tdfx_outl(par, LAUNCH_2D, rect->dx | (rect->dy << 16));
tdfx_outl(par, COMMAND_2D, COMMAND_2D_FILLRECT | (tdfx_rop << 24));
tdfx_outl(par, DSTSIZE, rect->width | (rect->height << 16));
tdfx_outl(par, LAUNCH_2D, rect->dx | (rect->dy << 16));
}
/*
* Screen-to-Screen BitBlt 2D command (for the bmove fb op.)
* Screen-to-Screen BitBlt 2D command (for the bmove fb op.)
*/
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 = 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 stride = info->fix.line_length;
u32 blitcmd = COMMAND_2D_S2S_BITBLT | (TDFX_ROP_COPY << 24);
u32 fmt = stride | ((bpp+((bpp==8) ? 0 : 8)) << 13);
u32 fmt = stride | ((bpp + ((bpp == 8) ? 0 : 8)) << 13);
if (area->sx <= area->dx) {
//-X
//-X
blitcmd |= BIT(14);
sx += area->width - 1;
dx += area->width - 1;
}
if (area->sy <= area->dy) {
//-Y
//-Y
blitcmd |= BIT(15);
sy += area->height - 1;
dy += area->height - 1;
}
banshee_make_room(par, 6);
tdfx_outl(par, SRCFORMAT, fmt);
tdfx_outl(par, DSTFORMAT, fmt);
tdfx_outl(par, COMMAND_2D, blitcmd);
tdfx_outl(par, DSTSIZE, area->width | (area->height << 16));
tdfx_outl(par, DSTXY, dx | (dy << 16));
tdfx_outl(par, LAUNCH_2D, sx | (sy << 16));
tdfx_outl(par, SRCFORMAT, fmt);
tdfx_outl(par, DSTFORMAT, fmt);
tdfx_outl(par, COMMAND_2D, blitcmd);
tdfx_outl(par, DSTSIZE, area->width | (area->height << 16));
tdfx_outl(par, DSTXY, dx | (dy << 16));
tdfx_outl(par, LAUNCH_2D, sx | (sy << 16));
}
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 = 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 i, stride = info->fix.line_length;
u32 bpp = info->var.bits_per_pixel;
u32 dstfmt = stride | ((bpp+((bpp==8) ? 0 : 8)) << 13);
u32 dstfmt = stride | ((bpp + ((bpp == 8) ? 0 : 8)) << 13);
u8 *chardata = (u8 *) image->data;
u32 srcfmt;
......@@ -961,53 +947,61 @@ static void tdfxfb_imageblit(struct fb_info *info, const struct fb_image *image)
} else {
banshee_make_room(par, 8);
switch (info->fix.visual) {
case FB_VISUAL_PSEUDOCOLOR:
tdfx_outl(par, COLORFORE, image->fg_color);
tdfx_outl(par, COLORBACK, image->bg_color);
break;
case FB_VISUAL_TRUECOLOR:
default:
tdfx_outl(par, COLORFORE,
par->palette[image->fg_color]);
tdfx_outl(par, COLORBACK,
par->palette[image->bg_color]);
case FB_VISUAL_PSEUDOCOLOR:
tdfx_outl(par, COLORFORE, image->fg_color);
tdfx_outl(par, COLORBACK, image->bg_color);
break;
case FB_VISUAL_TRUECOLOR:
default:
tdfx_outl(par, COLORFORE,
par->palette[image->fg_color]);
tdfx_outl(par, COLORBACK,
par->palette[image->bg_color]);
}
#ifdef __BIG_ENDIAN
srcfmt = 0x400000 | BIT(20);
#else
srcfmt = 0x400000;
#endif
}
}
tdfx_outl(par, SRCXY, 0);
tdfx_outl(par, DSTXY, image->dx | (image->dy << 16));
tdfx_outl(par, COMMAND_2D, COMMAND_2D_H2S_BITBLT | (TDFX_ROP_COPY << 24));
tdfx_outl(par, SRCFORMAT, srcfmt);
tdfx_outl(par, DSTFORMAT, dstfmt);
tdfx_outl(par, DSTSIZE, image->width | (image->height << 16));
tdfx_outl(par, SRCXY, 0);
tdfx_outl(par, DSTXY, image->dx | (image->dy << 16));
tdfx_outl(par, COMMAND_2D, COMMAND_2D_H2S_BITBLT | (TDFX_ROP_COPY << 24));
tdfx_outl(par, SRCFORMAT, srcfmt);
tdfx_outl(par, DSTFORMAT, dstfmt);
tdfx_outl(par, DSTSIZE, image->width | (image->height << 16));
/* A count of how many free FIFO entries we've requested.
* When this goes negative, we need to request more. */
fifo_free = 0;
/* Send four bytes at a time of data */
for (i = (size >> 2) ; i > 0; i--) {
if(--fifo_free < 0) {
fifo_free=31;
banshee_make_room(par,fifo_free);
/* Send four bytes at a time of data */
for (i = (size >> 2); i > 0; i--) {
if (--fifo_free < 0) {
fifo_free = 31;
banshee_make_room(par, fifo_free);
}
tdfx_outl(par, LAUNCH_2D,*(u32*)chardata);
chardata += 4;
}
tdfx_outl(par, LAUNCH_2D, *(u32*)chardata);
chardata += 4;
}
/* Send the leftovers now */
banshee_make_room(par,3);
i = size%4;
/* Send the leftovers now */
banshee_make_room(par, 3);
i = size % 4;
switch (i) {
case 0: break;
case 1: tdfx_outl(par, LAUNCH_2D,*chardata); break;
case 2: tdfx_outl(par, LAUNCH_2D,*(u16*)chardata); break;
case 3: tdfx_outl(par, LAUNCH_2D,*(u16*)chardata | ((chardata[3]) << 24)); break;
case 0:
break;
case 1:
tdfx_outl(par, LAUNCH_2D, *chardata);
break;
case 2:
tdfx_outl(par, LAUNCH_2D, *(u16*)chardata);
break;
case 3:
tdfx_outl(par, LAUNCH_2D,
*(u16*)chardata | ((chardata[3]) << 24));
break;
}
}
#endif /* CONFIG_FB_3DFX_ACCEL */
......@@ -1019,19 +1013,20 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
unsigned long flags;
/*
* If the cursor is not be changed this means either we want the
* If the cursor is not be changed this means either we want the
* current cursor state (if enable is set) or we want to query what
* we can do with the cursor (if enable is not set)
*/
if (!cursor->set) return 0;
* we can do with the cursor (if enable is not set)
*/
if (!cursor->set)
return 0;
/* Too large of a cursor :-( */
if (cursor->image.width > 64 || cursor->image.height > 64)
return -ENXIO;
/*
/*
* If we are going to be changing things we should disable
* the cursor first
* the cursor first
*/
if (info->cursor.enable) {
spin_lock_irqsave(&par->DAClock, flags);
......@@ -1052,11 +1047,11 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
cmap.len = 2; /* Voodoo 3+ only support 2 color cursors */
fg_color = ((cmap.red[cmap.start] << 16) |
(cmap.green[cmap.start] << 8) |
(cmap.green[cmap.start] << 8) |
(cmap.blue[cmap.start]));
bg_color = ((cmap.red[cmap.start+1] << 16) |
(cmap.green[cmap.start+1] << 8) |
(cmap.blue[cmap.start+1]));
bg_color = ((cmap.red[cmap.start + 1] << 16) |
(cmap.green[cmap.start + 1] << 8) |
(cmap.blue[cmap.start + 1]));
fb_copy_cmap(&cmap, &info->cursor.image.cmap);
spin_lock_irqsave(&par->DAClock, flags);
banshee_make_room(par, 2);
......@@ -1089,7 +1084,7 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
if (cursor->set && FB_CUR_SETSHAPE) {
/*
* Voodoo 3 and above cards use 2 monochrome cursor patterns.
* Voodoo 3 and above cards use 2 monochrome cursor patterns.
* The reason is so the card can fetch 8 words at a time
* and are stored on chip for use for the next 8 scanlines.
* This reduces the number of times for access to draw the
......@@ -1106,9 +1101,9 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
* (128 bits) which is the maximum cursor width times two for
* the two monochrome patterns.
*/
u8 *cursorbase = (u8 *) info->cursor.image.data;
u8 *cursorbase = (u8 *)info->cursor.image.data;
char *bitmap = (char *)cursor->image.data;
char *mask = (char *) cursor->mask;
char *mask = (char *)cursor->mask;
int i, j, k, h = 0;
for (i = 0; i < 64; i++) {
......@@ -1116,16 +1111,16 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
j = (cursor->image.width + 7) >> 3;
k = 8 - j;
for (;j > 0; j--) {
/* Pattern 0. Copy the cursor bitmap to it */
for (; j > 0; j--) {
/* Pattern 0. Copy the cursor bitmap to it */
fb_writeb(*bitmap, cursorbase + h);
bitmap++;
/* Pattern 1. Copy the cursor mask to it */
/* Pattern 1. Copy the cursor mask to it */
fb_writeb(*mask, cursorbase + h + 8);
mask++;
h++;
}
for (;k > 0; k--) {
for (; k > 0; k--) {
fb_writeb(0, cursorbase + h);
fb_writeb(~0, cursorbase + h + 8);
h++;
......@@ -1142,7 +1137,7 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
/* Turn the cursor on */
cursor->enable = 1;
info->cursor = *cursor;
mod_timer(&par->hwcursor.timer, jiffies+HZ/2);
mod_timer(&par->hwcursor.timer, jiffies + HZ / 2);
spin_lock_irqsave(&par->DAClock, flags);
banshee_make_room(par, 1);
tdfx_outl(par, VIDPROCCFG, par->hwcursor.enable);
......@@ -1151,6 +1146,25 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
}
#endif
static struct fb_ops tdfxfb_ops = {
.owner = THIS_MODULE,
.fb_check_var = tdfxfb_check_var,
.fb_set_par = tdfxfb_set_par,
.fb_setcolreg = tdfxfb_setcolreg,
.fb_blank = tdfxfb_blank,
.fb_pan_display = tdfxfb_pan_display,
.fb_sync = banshee_wait_idle,
#ifdef CONFIG_FB_3DFX_ACCEL
.fb_fillrect = tdfxfb_fillrect,
.fb_copyarea = tdfxfb_copyarea,
.fb_imageblit = tdfxfb_imageblit,
#else
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
#endif
};
/**
* tdfxfb_probe - Device Initializiation
*
......@@ -1161,7 +1175,7 @@ static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
*
*/
static int __devinit tdfxfb_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
const struct pci_device_id *id)
{
struct tdfx_par *default_par;
struct fb_info *info;
......@@ -1176,56 +1190,57 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
if (!info)
return -ENOMEM;
default_par = info->par;
/* Configure the default fb_fix_screeninfo first */
switch (pdev->device) {
case PCI_DEVICE_ID_3DFX_BANSHEE:
strcat(tdfx_fix.id, " Banshee");
default_par->max_pixclock = BANSHEE_MAX_PIXCLOCK;
break;
case PCI_DEVICE_ID_3DFX_VOODOO3:
strcat(tdfx_fix.id, " Voodoo3");
default_par->max_pixclock = VOODOO3_MAX_PIXCLOCK;
break;
case PCI_DEVICE_ID_3DFX_VOODOO5:
strcat(tdfx_fix.id, " Voodoo5");
default_par->max_pixclock = VOODOO5_MAX_PIXCLOCK;
break;
case PCI_DEVICE_ID_3DFX_BANSHEE:
strcat(tdfx_fix.id, " Banshee");
default_par->max_pixclock = BANSHEE_MAX_PIXCLOCK;
break;
case PCI_DEVICE_ID_3DFX_VOODOO3:
strcat(tdfx_fix.id, " Voodoo3");
default_par->max_pixclock = VOODOO3_MAX_PIXCLOCK;
break;
case PCI_DEVICE_ID_3DFX_VOODOO5:
strcat(tdfx_fix.id, " Voodoo5");
default_par->max_pixclock = VOODOO5_MAX_PIXCLOCK;
break;
}
tdfx_fix.mmio_start = pci_resource_start(pdev, 0);
tdfx_fix.mmio_len = pci_resource_len(pdev, 0);
default_par->regbase_virt = ioremap_nocache(tdfx_fix.mmio_start, tdfx_fix.mmio_len);
default_par->regbase_virt =
ioremap_nocache(tdfx_fix.mmio_start, tdfx_fix.mmio_len);
if (!default_par->regbase_virt) {
printk("fb: Can't remap %s register area.\n", tdfx_fix.id);
goto out_err;
}
if (!request_mem_region(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0), "tdfx regbase")) {
pci_resource_len(pdev, 0), "tdfx regbase")) {
printk(KERN_WARNING "tdfxfb: Can't reserve regbase\n");
goto out_err;
}
}
tdfx_fix.smem_start = pci_resource_start(pdev, 1);
if (!(tdfx_fix.smem_len = do_lfb_size(default_par, pdev->device))) {
printk("fb: Can't count %s memory.\n", tdfx_fix.id);
release_mem_region(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
goto out_err;
goto out_err;
}
if (!request_mem_region(pci_resource_start(pdev, 1),
pci_resource_len(pdev, 1), "tdfx smem")) {
pci_resource_len(pdev, 1), "tdfx smem")) {
printk(KERN_WARNING "tdfxfb: Can't reserve smem\n");
release_mem_region(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
goto out_err;
}
info->screen_base = ioremap_nocache(tdfx_fix.smem_start,
info->screen_base = ioremap_nocache(tdfx_fix.smem_start,
tdfx_fix.smem_len);
if (!info->screen_base) {
printk("fb: Can't remap %s framebuffer.\n", tdfx_fix.id);
......@@ -1237,9 +1252,9 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
}
default_par->iobase = pci_resource_start(pdev, 2);
if (!request_region(pci_resource_start(pdev, 2),
pci_resource_len(pdev, 2), "tdfx iobase")) {
pci_resource_len(pdev, 2), "tdfx iobase")) {
printk(KERN_WARNING "tdfxfb: Can't reserve iobase\n");
release_mem_region(pci_resource_start(pdev, 1),
pci_resource_len(pdev, 1));
......@@ -1252,9 +1267,9 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
tdfx_fix.ypanstep = nopan ? 0 : 1;
tdfx_fix.ywrapstep = nowrap ? 0 : 1;
info->fbops = &tdfxfb_ops;
info->fix = tdfx_fix;
info->fix = tdfx_fix;
info->pseudo_palette = default_par->palette;
info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
#ifdef CONFIG_FB_3DFX_ACCEL
......@@ -1264,14 +1279,14 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
if (!mode_option)
mode_option = "640x480@60";
err = fb_find_mode(&info->var, info, mode_option, NULL, 0, NULL, 8);
err = fb_find_mode(&info->var, info, mode_option, NULL, 0, NULL, 8);
if (!err || err == 4)
info->var = tdfx_var;
/* maximize virtual vertical length */
lpitch = info->var.xres_virtual * ((info->var.bits_per_pixel + 7) >> 3);
info->var.yres_virtual = info->fix.smem_len/lpitch;
info->var.yres_virtual = info->fix.smem_len / lpitch;
if (info->var.yres_virtual < info->var.yres)
goto out_err;
......@@ -1299,7 +1314,7 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
* Our driver data
*/
pci_set_drvdata(pdev, info);
return 0;
return 0;
out_err:
/*
......@@ -1316,7 +1331,7 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev,
#ifndef MODULE
static void tdfxfb_setup(char *options)
{
char* this_opt;
char *this_opt;
if (!options || !*options)
return;
......@@ -1324,9 +1339,9 @@ static void tdfxfb_setup(char *options)
while ((this_opt = strsep(&options, ",")) != NULL) {
if (!*this_opt)
continue;
if(!strcmp(this_opt, "nopan")) {
if (!strcmp(this_opt, "nopan")) {
nopan = 1;
} else if(!strcmp(this_opt, "nowrap")) {
} else if (!strcmp(this_opt, "nowrap")) {
nowrap = 1;
} else {
mode_option = this_opt;
......@@ -1374,17 +1389,17 @@ static int __init tdfxfb_init(void)
tdfxfb_setup(option);
#endif
return pci_register_driver(&tdfxfb_driver);
return pci_register_driver(&tdfxfb_driver);
}
static void __exit tdfxfb_exit(void)
{
pci_unregister_driver(&tdfxfb_driver);
pci_unregister_driver(&tdfxfb_driver);
}
MODULE_AUTHOR("Hannu Mallat <hmallat@cc.hut.fi>");
MODULE_DESCRIPTION("3Dfx framebuffer device driver");
MODULE_LICENSE("GPL");
module_init(tdfxfb_init);
module_exit(tdfxfb_exit);
include/video/tdfx.h
View file @ 8af1d50f
......@@ -2,140 +2,140 @@
#define _TDFX_H
/* membase0 register offsets */
#define STATUS 0x00
#define PCIINIT0 0x04
#define SIPMONITOR 0x08
#define LFBMEMORYCONFIG 0x0c
#define MISCINIT0 0x10
#define MISCINIT1 0x14
#define DRAMINIT0 0x18
#define DRAMINIT1 0x1c
#define AGPINIT 0x20
#define TMUGBEINIT 0x24
#define VGAINIT0 0x28
#define VGAINIT1 0x2c
#define DRAMCOMMAND 0x30
#define DRAMDATA 0x34
/* reserved 0x38 */
/* reserved 0x3c */
#define PLLCTRL0 0x40
#define PLLCTRL1 0x44
#define PLLCTRL2 0x48
#define DACMODE 0x4c
#define DACADDR 0x50
#define DACDATA 0x54
#define RGBMAXDELTA 0x58
#define VIDPROCCFG 0x5c
#define HWCURPATADDR 0x60
#define HWCURLOC 0x64
#define HWCURC0 0x68
#define HWCURC1 0x6c
#define VIDINFORMAT 0x70
#define VIDINSTATUS 0x74
#define VIDSERPARPORT 0x78
#define VIDINXDELTA 0x7c
#define VIDININITERR 0x80
#define VIDINYDELTA 0x84
#define VIDPIXBUFTHOLD 0x88
#define VIDCHRMIN 0x8c
#define VIDCHRMAX 0x90
#define VIDCURLIN 0x94
#define VIDSCREENSIZE 0x98
#define VIDOVRSTARTCRD 0x9c
#define VIDOVRENDCRD 0xa0
#define VIDOVRDUDX 0xa4
#define VIDOVRDUDXOFF 0xa8
#define VIDOVRDVDY 0xac
/* ... */
#define VIDOVRDVDYOFF 0xe0
#define VIDDESKSTART 0xe4
#define VIDDESKSTRIDE 0xe8
#define VIDINADDR0 0xec
#define VIDINADDR1 0xf0
#define VIDINADDR2 0xf4
#define VIDINSTRIDE 0xf8
#define VIDCUROVRSTART 0xfc
#define INTCTRL (0x00100000 + 0x04)
#define CLIP0MIN (0x00100000 + 0x08)
#define CLIP0MAX (0x00100000 + 0x0c)
#define DSTBASE (0x00100000 + 0x10)
#define DSTFORMAT (0x00100000 + 0x14)
#define SRCBASE (0x00100000 + 0x34)
#define COMMANDEXTRA_2D (0x00100000 + 0x38)
#define CLIP1MIN (0x00100000 + 0x4c)
#define CLIP1MAX (0x00100000 + 0x50)
#define SRCFORMAT (0x00100000 + 0x54)
#define SRCSIZE (0x00100000 + 0x58)
#define SRCXY (0x00100000 + 0x5c)
#define COLORBACK (0x00100000 + 0x60)
#define COLORFORE (0x00100000 + 0x64)
#define DSTSIZE (0x00100000 + 0x68)
#define DSTXY (0x00100000 + 0x6c)
#define COMMAND_2D (0x00100000 + 0x70)
#define LAUNCH_2D (0x00100000 + 0x80)
#define COMMAND_3D (0x00200000 + 0x120)
#define STATUS 0x00
#define PCIINIT0 0x04
#define SIPMONITOR 0x08
#define LFBMEMORYCONFIG 0x0c
#define MISCINIT0 0x10
#define MISCINIT1 0x14
#define DRAMINIT0 0x18
#define DRAMINIT1 0x1c
#define AGPINIT 0x20
#define TMUGBEINIT 0x24
#define VGAINIT0 0x28
#define VGAINIT1 0x2c
#define DRAMCOMMAND 0x30
#define DRAMDATA 0x34
/* reserved 0x38 */
/* reserved 0x3c */
#define PLLCTRL0 0x40
#define PLLCTRL1 0x44
#define PLLCTRL2 0x48
#define DACMODE 0x4c
#define DACADDR 0x50
#define DACDATA 0x54
#define RGBMAXDELTA 0x58
#define VIDPROCCFG 0x5c
#define HWCURPATADDR 0x60
#define HWCURLOC 0x64
#define HWCURC0 0x68
#define HWCURC1 0x6c
#define VIDINFORMAT 0x70
#define VIDINSTATUS 0x74
#define VIDSERPARPORT 0x78
#define VIDINXDELTA 0x7c
#define VIDININITERR 0x80
#define VIDINYDELTA 0x84
#define VIDPIXBUFTHOLD 0x88
#define VIDCHRMIN 0x8c
#define VIDCHRMAX 0x90
#define VIDCURLIN 0x94
#define VIDSCREENSIZE 0x98
#define VIDOVRSTARTCRD 0x9c
#define VIDOVRENDCRD 0xa0
#define VIDOVRDUDX 0xa4
#define VIDOVRDUDXOFF 0xa8
#define VIDOVRDVDY 0xac
/* ... */
#define VIDOVRDVDYOFF 0xe0
#define VIDDESKSTART 0xe4
#define VIDDESKSTRIDE 0xe8
#define VIDINADDR0 0xec
#define VIDINADDR1 0xf0
#define VIDINADDR2 0xf4
#define VIDINSTRIDE 0xf8
#define VIDCUROVRSTART 0xfc
#define INTCTRL (0x00100000 + 0x04)
#define CLIP0MIN (0x00100000 + 0x08)
#define CLIP0MAX (0x00100000 + 0x0c)
#define DSTBASE (0x00100000 + 0x10)
#define DSTFORMAT (0x00100000 + 0x14)
#define SRCBASE (0x00100000 + 0x34)
#define COMMANDEXTRA_2D (0x00100000 + 0x38)
#define CLIP1MIN (0x00100000 + 0x4c)
#define CLIP1MAX (0x00100000 + 0x50)
#define SRCFORMAT (0x00100000 + 0x54)
#define SRCSIZE (0x00100000 + 0x58)
#define SRCXY (0x00100000 + 0x5c)
#define COLORBACK (0x00100000 + 0x60)
#define COLORFORE (0x00100000 + 0x64)
#define DSTSIZE (0x00100000 + 0x68)
#define DSTXY (0x00100000 + 0x6c)
#define COMMAND_2D (0x00100000 + 0x70)
#define LAUNCH_2D (0x00100000 + 0x80)
#define COMMAND_3D (0x00200000 + 0x120)
/* register bitfields (not all, only as needed) */
#define BIT(x) (1UL << (x))
#define BIT(x) (1UL << (x))
/* COMMAND_2D reg. values */
#define TDFX_ROP_COPY 0xcc // src
#define TDFX_ROP_INVERT 0x55 // NOT dst
#define TDFX_ROP_XOR 0x66 // src XOR dst
#define AUTOINC_DSTX BIT(10)
#define AUTOINC_DSTY BIT(11)
#define COMMAND_2D_FILLRECT 0x05
#define COMMAND_2D_S2S_BITBLT 0x01 // screen to screen
#define COMMAND_2D_H2S_BITBLT 0x03 // host to screen
#define COMMAND_3D_NOP 0x00
#define STATUS_RETRACE BIT(6)
#define STATUS_BUSY BIT(9)
#define MISCINIT1_CLUT_INV BIT(0)
#define MISCINIT1_2DBLOCK_DIS BIT(15)
#define DRAMINIT0_SGRAM_NUM BIT(26)
#define DRAMINIT0_SGRAM_TYPE BIT(27)
#define DRAMINIT0_SGRAM_TYPE_MASK (BIT(27)|BIT(28)|BIT(29))
#define TDFX_ROP_COPY 0xcc /* src */
#define TDFX_ROP_INVERT 0x55 /* NOT dst */
#define TDFX_ROP_XOR 0x66 /* src XOR dst */
#define AUTOINC_DSTX BIT(10)
#define AUTOINC_DSTY BIT(11)
#define COMMAND_2D_FILLRECT 0x05
#define COMMAND_2D_S2S_BITBLT 0x01 /* screen to screen */
#define COMMAND_2D_H2S_BITBLT 0x03 /* host to screen */
#define COMMAND_3D_NOP 0x00
#define STATUS_RETRACE BIT(6)
#define STATUS_BUSY BIT(9)
#define MISCINIT1_CLUT_INV BIT(0)
#define MISCINIT1_2DBLOCK_DIS BIT(15)
#define DRAMINIT0_SGRAM_NUM BIT(26)
#define DRAMINIT0_SGRAM_TYPE BIT(27)
#define DRAMINIT0_SGRAM_TYPE_MASK (BIT(27) | BIT(28) | BIT(29))
#define DRAMINIT0_SGRAM_TYPE_SHIFT 27
#define DRAMINIT1_MEM_SDRAM BIT(30)
#define VGAINIT0_VGA_DISABLE BIT(0)
#define VGAINIT0_EXT_TIMING BIT(1)
#define VGAINIT0_8BIT_DAC BIT(2)
#define VGAINIT0_EXT_ENABLE BIT(6)
#define VGAINIT0_WAKEUP_3C3 BIT(8)
#define VGAINIT0_LEGACY_DISABLE BIT(9)
#define VGAINIT0_ALT_READBACK BIT(10)
#define VGAINIT0_FAST_BLINK BIT(11)
#define VGAINIT0_EXTSHIFTOUT BIT(12)
#define VGAINIT0_DECODE_3C6 BIT(13)
#define VGAINIT0_SGRAM_HBLANK_DISABLE BIT(22)
#define VGAINIT1_MASK 0x1fffff
#define VIDCFG_VIDPROC_ENABLE BIT(0)
#define VIDCFG_CURS_X11 BIT(1)
#define VIDCFG_INTERLACE BIT(3)
#define VIDCFG_HALF_MODE BIT(4)
#define VIDCFG_DESK_ENABLE BIT(7)
#define VIDCFG_CLUT_BYPASS BIT(10)
#define VIDCFG_2X BIT(26)
#define VIDCFG_HWCURSOR_ENABLE BIT(27)
#define DRAMINIT1_MEM_SDRAM BIT(30)
#define VGAINIT0_VGA_DISABLE BIT(0)
#define VGAINIT0_EXT_TIMING BIT(1)
#define VGAINIT0_8BIT_DAC BIT(2)
#define VGAINIT0_EXT_ENABLE BIT(6)
#define VGAINIT0_WAKEUP_3C3 BIT(8)
#define VGAINIT0_LEGACY_DISABLE BIT(9)
#define VGAINIT0_ALT_READBACK BIT(10)
#define VGAINIT0_FAST_BLINK BIT(11)
#define VGAINIT0_EXTSHIFTOUT BIT(12)
#define VGAINIT0_DECODE_3C6 BIT(13)
#define VGAINIT0_SGRAM_HBLANK_DISABLE BIT(22)
#define VGAINIT1_MASK 0x1fffff
#define VIDCFG_VIDPROC_ENABLE BIT(0)
#define VIDCFG_CURS_X11 BIT(1)
#define VIDCFG_INTERLACE BIT(3)
#define VIDCFG_HALF_MODE BIT(4)
#define VIDCFG_DESK_ENABLE BIT(7)
#define VIDCFG_CLUT_BYPASS BIT(10)
#define VIDCFG_2X BIT(26)
#define VIDCFG_HWCURSOR_ENABLE BIT(27)
#define VIDCFG_PIXFMT_SHIFT 18
#define DACMODE_2X BIT(0)
#define DACMODE_2X BIT(0)
/* VGA rubbish, need to change this for multihead support */
#define MISC_W 0x3c2
#define MISC_R 0x3cc
#define SEQ_I 0x3c4
#define SEQ_D 0x3c5
#define CRT_I 0x3d4
#define CRT_D 0x3d5
#define ATT_IW 0x3c0
#define IS1_R 0x3da
#define GRA_I 0x3ce
#define GRA_D 0x3cf
#define MISC_W 0x3c2
#define MISC_R 0x3cc
#define SEQ_I 0x3c4
#define SEQ_D 0x3c5
#define CRT_I 0x3d4
#define CRT_D 0x3d5
#define ATT_IW 0x3c0
#define IS1_R 0x3da
#define GRA_I 0x3ce
#define GRA_D 0x3cf
#ifdef __KERNEL__
......@@ -143,9 +143,9 @@ struct banshee_reg {
/* VGA rubbish */
unsigned char att[21];
unsigned char crt[25];
unsigned char gra[ 9];
unsigned char gra[9];
unsigned char misc[1];
unsigned char seq[ 5];
unsigned char seq[5];
/* Banshee extensions */
unsigned char ext[2];
......@@ -180,15 +180,15 @@ struct tdfx_par {
u32 baseline;
struct {
int w,u,d;
unsigned long enable,disable;
int w, u, d;
unsigned long enable, disable;
struct timer_list timer;
} hwcursor;
spinlock_t DAClock;
};
#endif /* __KERNEL__ */
#endif /* __KERNEL__ */
#endif /* _TDFX_H */
#endif /* _TDFX_H */
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