* 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.
* 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
*
* 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)
#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
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
};
.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},
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);
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);
}
{
/* 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)
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)
{
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;
* 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;
}
}
}
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;
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);
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;
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;
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;
/* 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;
}
struct banshee_reg reg;
int fout, freq;
u32 wd, cpp;
-
- par->baseline = 0;
-
+
+ par->baseline = 0;
+
memset(®, 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;
hsyncend >>= 1;
htotal >>= 1;
}
-
+
hd = wd = (hdispend >> 3) - 1;
hs = (hsyncsta >> 3) - 1;
he = (hsyncend >> 3) - 1;
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;
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;
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 |
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;
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;
#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, ®);
/* 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) |
/* 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;
}
/* 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;
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;
} 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 */
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);
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);
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
* (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++) {
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++;
/* 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);
}
#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
*
*
*/
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;
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);
}
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));
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
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;
* Our driver data
*/
pci_set_drvdata(pdev, info);
- return 0;
+ return 0;
out_err:
/*
#ifndef MODULE
static void tdfxfb_setup(char *options)
{
- char* this_opt;
+ char *this_opt;
if (!options || !*options)
return;
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;
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);
projects / kernel / kernel-generic.git / commitdiff