matroxfb_misc.c
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上传日期:2013-02-24
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文件大小:17k
- /*
- *
- * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400
- *
- * (c) 1998,1999,2000 Petr Vandrovec <vandrove@vc.cvut.cz>
- *
- * Version: 1.54 2001/09/09
- *
- * MTRR stuff: 1998 Tom Rini <trini@kernel.crashing.org>
- *
- * Contributors: "menion?" <menion@mindless.com>
- * Betatesting, fixes, ideas
- *
- * "Kurt Garloff" <garloff@suse.de>
- * Betatesting, fixes, ideas, videomodes, videomodes timmings
- *
- * "Tom Rini" <trini@kernel.crashing.org>
- * MTRR stuff, PPC cleanups, betatesting, fixes, ideas
- *
- * "Bibek Sahu" <scorpio@dodds.net>
- * Access device through readb|w|l and write b|w|l
- * Extensive debugging stuff
- *
- * "Daniel Haun" <haund@usa.net>
- * Testing, hardware cursor fixes
- *
- * "Scott Wood" <sawst46+@pitt.edu>
- * Fixes
- *
- * "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de>
- * Betatesting
- *
- * "Kelly French" <targon@hazmat.com>
- * "Fernando Herrera" <fherrera@eurielec.etsit.upm.es>
- * Betatesting, bug reporting
- *
- * "Pablo Bianucci" <pbian@pccp.com.ar>
- * Fixes, ideas, betatesting
- *
- * "Inaky Perez Gonzalez" <inaky@peloncho.fis.ucm.es>
- * Fixes, enhandcements, ideas, betatesting
- *
- * "Ryuichi Oikawa" <roikawa@rr.iiij4u.or.jp>
- * PPC betatesting, PPC support, backward compatibility
- *
- * "Paul Womar" <Paul@pwomar.demon.co.uk>
- * "Owen Waller" <O.Waller@ee.qub.ac.uk>
- * PPC betatesting
- *
- * "Thomas Pornin" <pornin@bolet.ens.fr>
- * Alpha betatesting
- *
- * "Pieter van Leuven" <pvl@iae.nl>
- * "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de>
- * G100 testing
- *
- * "H. Peter Arvin" <hpa@transmeta.com>
- * Ideas
- *
- * "Cort Dougan" <cort@cs.nmt.edu>
- * CHRP fixes and PReP cleanup
- *
- * "Mark Vojkovich" <mvojkovi@ucsd.edu>
- * G400 support
- *
- * "David C. Hansen" <haveblue@us.ibm.com>
- * Fixes
- *
- * (following author is not in any relation with this code, but his code
- * is included in this driver)
- *
- * Based on framebuffer driver for VBE 2.0 compliant graphic boards
- * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
- *
- * (following author is not in any relation with this code, but his ideas
- * were used when writting this driver)
- *
- * FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk>
- *
- */
- /* make checkconfig does not check includes for this... */
- #include <linux/config.h>
- #include "matroxfb_misc.h"
- #include <linux/interrupt.h>
- #include <linux/matroxfb.h>
- void matroxfb_createcursorshape(WPMINFO struct display* p, int vmode) {
- unsigned int h;
- unsigned int cu, cd;
- h = fontheight(p);
- if (vmode & FB_VMODE_DOUBLE)
- h *= 2;
- cd = h;
- if (cd >= 10)
- cd--;
- switch (ACCESS_FBINFO(cursor.type) = (p->conp->vc_cursor_type & CUR_HWMASK)) {
- case CUR_NONE:
- cu = cd;
- break;
- case CUR_UNDERLINE:
- cu = cd - 2;
- break;
- case CUR_LOWER_THIRD:
- cu = (h * 2) / 3;
- break;
- case CUR_LOWER_HALF:
- cu = h / 2;
- break;
- case CUR_TWO_THIRDS:
- cu = h / 3;
- break;
- case CUR_BLOCK:
- default:
- cu = 0;
- cd = h;
- break;
- }
- ACCESS_FBINFO(cursor.w) = fontwidth(p);
- ACCESS_FBINFO(cursor.u) = cu;
- ACCESS_FBINFO(cursor.d) = cd;
- }
- void matroxfb_DAC_out(CPMINFO int reg, int val) {
- DBG_REG("outDAC");
- mga_outb(M_RAMDAC_BASE+M_X_INDEX, reg);
- mga_outb(M_RAMDAC_BASE+M_X_DATAREG, val);
- }
- int matroxfb_DAC_in(CPMINFO int reg) {
- DBG_REG("inDAC");
- mga_outb(M_RAMDAC_BASE+M_X_INDEX, reg);
- return mga_inb(M_RAMDAC_BASE+M_X_DATAREG);
- }
- void matroxfb_var2my(struct fb_var_screeninfo* var, struct my_timming* mt) {
- unsigned int pixclock = var->pixclock;
- DBG("var2my")
- if (!pixclock) pixclock = 10000; /* 10ns = 100MHz */
- mt->pixclock = 1000000000 / pixclock;
- if (mt->pixclock < 1) mt->pixclock = 1;
- mt->dblscan = var->vmode & FB_VMODE_DOUBLE;
- mt->interlaced = var->vmode & FB_VMODE_INTERLACED;
- mt->HDisplay = var->xres;
- mt->HSyncStart = mt->HDisplay + var->right_margin;
- mt->HSyncEnd = mt->HSyncStart + var->hsync_len;
- mt->HTotal = mt->HSyncEnd + var->left_margin;
- mt->VDisplay = var->yres;
- mt->VSyncStart = mt->VDisplay + var->lower_margin;
- mt->VSyncEnd = mt->VSyncStart + var->vsync_len;
- mt->VTotal = mt->VSyncEnd + var->upper_margin;
- mt->sync = var->sync;
- }
- int matroxfb_PLL_calcclock(const struct matrox_pll_features* pll, unsigned int freq, unsigned int fmax,
- unsigned int* in, unsigned int* feed, unsigned int* post) {
- unsigned int bestdiff = ~0;
- unsigned int bestvco = 0;
- unsigned int fxtal = pll->ref_freq;
- unsigned int fwant;
- unsigned int p;
- DBG("PLL_calcclock")
- fwant = freq;
- #ifdef DEBUG
- printk(KERN_ERR "post_shift_max: %dn", pll->post_shift_max);
- printk(KERN_ERR "ref_freq: %dn", pll->ref_freq);
- printk(KERN_ERR "freq: %dn", freq);
- printk(KERN_ERR "vco_freq_min: %dn", pll->vco_freq_min);
- printk(KERN_ERR "in_div_min: %dn", pll->in_div_min);
- printk(KERN_ERR "in_div_max: %dn", pll->in_div_max);
- printk(KERN_ERR "feed_div_min: %dn", pll->feed_div_min);
- printk(KERN_ERR "feed_div_max: %dn", pll->feed_div_max);
- printk(KERN_ERR "fmax: %dn", fmax);
- #endif
- for (p = 1; p <= pll->post_shift_max; p++) {
- if (fwant * 2 > fmax)
- break;
- fwant *= 2;
- }
- if (fwant < pll->vco_freq_min) fwant = pll->vco_freq_min;
- if (fwant > fmax) fwant = fmax;
- for (; p-- > 0; fwant >>= 1, bestdiff >>= 1) {
- unsigned int m;
- if (fwant < pll->vco_freq_min) break;
- for (m = pll->in_div_min; m <= pll->in_div_max; m++) {
- unsigned int diff, fvco;
- unsigned int n;
- n = (fwant * (m + 1) + (fxtal >> 1)) / fxtal - 1;
- if (n > pll->feed_div_max)
- break;
- if (n < pll->feed_div_min)
- n = pll->feed_div_min;
- fvco = (fxtal * (n + 1)) / (m + 1);
- if (fvco < fwant)
- diff = fwant - fvco;
- else
- diff = fvco - fwant;
- if (diff < bestdiff) {
- bestdiff = diff;
- *post = p;
- *in = m;
- *feed = n;
- bestvco = fvco;
- }
- }
- }
- dprintk(KERN_ERR "clk: %02X %02X %02X %d %d %dn", *in, *feed, *post, fxtal, bestvco, fwant);
- return bestvco;
- }
- int matroxfb_vgaHWinit(CPMINFO struct matrox_hw_state* hw, struct my_timming* m, struct display* p) {
- unsigned int hd, hs, he, hbe, ht;
- unsigned int vd, vs, ve, vt;
- unsigned int wd;
- unsigned int divider;
- int i;
- int text = p->type == FB_TYPE_TEXT;
- int fwidth;
- if (text) {
- fwidth = fontwidth(p);
- if (!fwidth) fwidth = 8;
- } else
- fwidth = 8;
- DBG("vgaHWinit")
- hw->SEQ[0] = 0x00;
- if (fwidth == 9)
- hw->SEQ[1] = 0x00;
- else
- hw->SEQ[1] = 0x01; /* or 0x09 */
- hw->SEQ[2] = 0x0F; /* bitplanes */
- hw->SEQ[3] = 0x00;
- if (text)
- hw->SEQ[4] = 0x02;
- else
- hw->SEQ[4] = 0x0E;
- /* CRTC 0..7, 9, 16..19, 21, 22 are reprogrammed by Matrox Millennium code... Hope that by MGA1064 too */
- if (m->dblscan) {
- m->VTotal <<= 1;
- m->VDisplay <<= 1;
- m->VSyncStart <<= 1;
- m->VSyncEnd <<= 1;
- }
- if (m->interlaced) {
- m->VTotal >>= 1;
- m->VDisplay >>= 1;
- m->VSyncStart >>= 1;
- m->VSyncEnd >>= 1;
- }
- /* GCTL is ignored when not using 0xA0000 aperture */
- hw->GCTL[0] = 0x00;
- hw->GCTL[1] = 0x00;
- hw->GCTL[2] = 0x00;
- hw->GCTL[3] = 0x00;
- hw->GCTL[4] = 0x00;
- if (text) {
- hw->GCTL[5] = 0x10;
- hw->GCTL[6] = 0x02;
- } else {
- hw->GCTL[5] = 0x40;
- hw->GCTL[6] = 0x05;
- }
- hw->GCTL[7] = 0x0F;
- hw->GCTL[8] = 0xFF;
- /* Whole ATTR is ignored in PowerGraphics mode */
- for (i = 0; i < 16; i++)
- hw->ATTR[i] = i;
- if (text) {
- hw->ATTR[16] = 0x04;
- } else {
- hw->ATTR[16] = 0x41;
- }
- hw->ATTR[17] = 0xFF;
- hw->ATTR[18] = 0x0F;
- if (fwidth == 9)
- hw->ATTR[19] = 0x08;
- else
- hw->ATTR[19] = 0x00;
- hw->ATTR[20] = 0x00;
- if (text) {
- hd = m->HDisplay / fwidth;
- hs = m->HSyncStart / fwidth;
- he = m->HSyncEnd / fwidth;
- ht = m->HTotal / fwidth;
- divider = 8;
- } else {
- hd = m->HDisplay >> 3;
- hs = m->HSyncStart >> 3;
- he = m->HSyncEnd >> 3;
- ht = m->HTotal >> 3;
- /* standard timmings are in 8pixels, but for interleaved we cannot */
- /* do it for 4bpp (because of (4bpp >> 1(interleaved))/4 == 0) */
- /* using 16 or more pixels per unit can save us */
- divider = ACCESS_FBINFO(curr.final_bppShift);
- }
- while (divider & 3) {
- hd >>= 1;
- hs >>= 1;
- he >>= 1;
- ht >>= 1;
- divider <<= 1;
- }
- divider = divider / 4;
- /* divider can be from 1 to 8 */
- while (divider > 8) {
- hd <<= 1;
- hs <<= 1;
- he <<= 1;
- ht <<= 1;
- divider >>= 1;
- }
- hd = hd - 1;
- hs = hs - 1;
- he = he - 1;
- ht = ht - 1;
- vd = m->VDisplay - 1;
- vs = m->VSyncStart - 1;
- ve = m->VSyncEnd - 1;
- vt = m->VTotal - 2;
- /* G200 cannot work with (ht & 7) == 6 */
- if (((ht & 0x07) == 0x06) || ((ht & 0x0F) == 0x04))
- ht++;
- if (text) {
- hbe = ht - 1;
- wd = p->var.xres_virtual / (fwidth * 2);
- } else {
- hbe = ht;
- wd = p->var.xres_virtual * ACCESS_FBINFO(curr.final_bppShift) / 64;
- }
- hw->CRTCEXT[0] = 0;
- hw->CRTCEXT[5] = 0;
- if (m->interlaced) {
- hw->CRTCEXT[0] = 0x80;
- hw->CRTCEXT[5] = (hs + he - ht) >> 1;
- if (!m->dblscan)
- wd <<= 1;
- vt &= ~1;
- }
- hw->CRTCEXT[0] |= (wd & 0x300) >> 4;
- hw->CRTCEXT[1] = (((ht - 4) & 0x100) >> 8) |
- ((hd & 0x100) >> 7) | /* blanking */
- ((hs & 0x100) >> 6) | /* sync start */
- (hbe & 0x040); /* end hor. blanking */
- if (ACCESS_FBINFO(output.ph) & MATROXFB_OUTPUT_CONN_SECONDARY)
- hw->CRTCEXT[1] |= 0x88; /* enable horizontal and vertical vidrst */
- hw->CRTCEXT[2] = ((vt & 0xC00) >> 10) |
- ((vd & 0x400) >> 8) | /* disp end */
- ((vd & 0xC00) >> 7) | /* vblanking start */
- ((vs & 0xC00) >> 5);
- if (text)
- hw->CRTCEXT[3] = 0x00;
- else
- hw->CRTCEXT[3] = (divider - 1) | 0x80;
- hw->CRTCEXT[4] = 0;
- hw->CRTC[0] = ht-4;
- hw->CRTC[1] = hd;
- hw->CRTC[2] = hd;
- hw->CRTC[3] = (hbe & 0x1F) | 0x80;
- hw->CRTC[4] = hs;
- hw->CRTC[5] = ((hbe & 0x20) << 2) | (he & 0x1F);
- if (text)
- hw->CRTC[5] |= 0x60; /* delay sync for 3 clocks (to same picture position on MGA and VGA) */
- hw->CRTC[6] = vt & 0xFF;
- hw->CRTC[7] = ((vt & 0x100) >> 8) |
- ((vd & 0x100) >> 7) |
- ((vs & 0x100) >> 6) |
- ((vd & 0x100) >> 5) |
- 0x10 |
- ((vt & 0x200) >> 4) |
- ((vd & 0x200) >> 3) |
- ((vs & 0x200) >> 2);
- hw->CRTC[8] = 0x00;
- hw->CRTC[9] = ((vd & 0x200) >> 4) | 0x40;
- if (text)
- hw->CRTC[9] |= fontheight(p) - 1;
- if (m->dblscan && !m->interlaced)
- hw->CRTC[9] |= 0x80;
- for (i = 10; i < 16; i++)
- hw->CRTC[i] = 0x00;
- hw->CRTC[16] = vs /* & 0xFF */;
- hw->CRTC[17] = (ve & 0x0F) | 0x20;
- hw->CRTC[18] = vd /* & 0xFF */;
- hw->CRTC[19] = wd /* & 0xFF */;
- hw->CRTC[20] = 0x00;
- hw->CRTC[21] = vd /* & 0xFF */;
- hw->CRTC[22] = (vt + 1) /* & 0xFF */;
- if (text) {
- if (ACCESS_FBINFO(devflags.textmode) == 1)
- hw->CRTC[23] = 0xC3;
- else
- hw->CRTC[23] = 0xA3;
- if (ACCESS_FBINFO(devflags.textmode) == 4)
- hw->CRTC[20] = 0x5F;
- else
- hw->CRTC[20] = 0x1F;
- } else
- hw->CRTC[23] = 0xC3;
- hw->CRTC[24] = 0xFF;
- return 0;
- };
- void matroxfb_vgaHWrestore(WPMINFO struct matrox_hw_state* hw, struct matrox_hw_state* oldhw) {
- int i;
- CRITFLAGS
- DBG("vgaHWrestore")
- dprintk(KERN_INFO "MiscOutReg: %02Xn", hw->MiscOutReg);
- dprintk(KERN_INFO "SEQ regs: ");
- for (i = 0; i < 5; i++)
- dprintk("%02X:", hw->SEQ[i]);
- dprintk("n");
- dprintk(KERN_INFO "GDC regs: ");
- for (i = 0; i < 9; i++)
- dprintk("%02X:", hw->GCTL[i]);
- dprintk("n");
- dprintk(KERN_INFO "CRTC regs: ");
- for (i = 0; i < 25; i++)
- dprintk("%02X:", hw->CRTC[i]);
- dprintk("n");
- dprintk(KERN_INFO "ATTR regs: ");
- for (i = 0; i < 21; i++)
- dprintk("%02X:", hw->ATTR[i]);
- dprintk("n");
- CRITBEGIN
- mga_inb(M_ATTR_RESET);
- mga_outb(M_ATTR_INDEX, 0);
- mga_outb(M_MISC_REG, hw->MiscOutReg);
- for (i = 1; i < 5; i++)
- mga_setr(M_SEQ_INDEX, i, hw->SEQ[i]);
- mga_setr(M_CRTC_INDEX, 17, hw->CRTC[17] & 0x7F);
- for (i = 0; i < 25; i++)
- mga_setr(M_CRTC_INDEX, i, hw->CRTC[i]);
- for (i = 0; i < 9; i++)
- mga_setr(M_GRAPHICS_INDEX, i, hw->GCTL[i]);
- for (i = 0; i < 21; i++) {
- mga_inb(M_ATTR_RESET);
- mga_outb(M_ATTR_INDEX, i);
- mga_outb(M_ATTR_INDEX, hw->ATTR[i]);
- }
- mga_outb(M_PALETTE_MASK, 0xFF);
- mga_outb(M_DAC_REG, 0x00);
- for (i = 0; i < 768; i++)
- mga_outb(M_DAC_VAL, hw->DACpal[i]);
- mga_inb(M_ATTR_RESET);
- mga_outb(M_ATTR_INDEX, 0x20);
- CRITEND
- }
- void matroxfb_fastfont_init(struct matrox_fb_info* minfo){
- unsigned int size;
- size = ACCESS_FBINFO(fastfont.size);
- ACCESS_FBINFO(fastfont.size) = 0;
- if (size) {
- unsigned int end = ACCESS_FBINFO(video.len_usable);
- if (size < end) {
- unsigned int start;
- start = (end - size) & PAGE_MASK;
- if (start >= 0x00100000) {
- ACCESS_FBINFO(video.len_usable) = start;
- ACCESS_FBINFO(fastfont.mgabase) = start * 8;
- ACCESS_FBINFO(fastfont.vbase) = ACCESS_FBINFO(video.vbase);
- vaddr_add(&ACCESS_FBINFO(fastfont.vbase), start);
- ACCESS_FBINFO(fastfont.size) = end - start;
- }
- }
- }
- }
- #ifndef FNTCHARCNT
- #define FNTCHARCNT(fd) (((int *)(fd))[-3])
- #endif
- int matrox_text_loadfont(WPMINFO struct display* p) {
- unsigned int fsize;
- unsigned int width;
- vaddr_t dst;
- unsigned int i;
- u_int8_t* font;
- CRITFLAGS
- if (!p || !p->fontdata)
- return 0;
- width = fontwidth(p);
- fsize = p->userfont?FNTCHARCNT(p->fontdata):256;
- dst = ACCESS_FBINFO(video.vbase);
- i = 2;
- font = (u_int8_t*)p->fontdata;
- CRITBEGIN
- mga_setr(M_SEQ_INDEX, 0x02, 0x04);
- while (fsize--) {
- int l;
- for (l = 0; l < fontheight(p); l++) {
- mga_writeb(dst, i, *font++);
- if (fontwidth(p) > 8) font++;
- i += ACCESS_FBINFO(devflags.vgastep);
- }
- i += (32 - fontheight(p)) * ACCESS_FBINFO(devflags.vgastep);
- }
- mga_setr(M_SEQ_INDEX, 0x02, 0x03);
- CRITEND
- return 1;
- }
- int matroxfb_fastfont_tryset(WPMINFO struct display* p) {
- unsigned int fsize;
- unsigned int width;
- CRITFLAGS
- if (!p || !p->fontdata)
- return 0;
- width = fontwidth(p);
- if (width > 32)
- return 0;
- fsize = (p->userfont?FNTCHARCNT(p->fontdata):256) * fontheight(p);
- if (((fsize * width + 31) / 32) * 4 > ACCESS_FBINFO(fastfont.size))
- return 0;
- CRITBEGIN
- mga_outl(M_OPMODE, M_OPMODE_8BPP);
- if (width <= 8) {
- if (width == 8)
- mga_memcpy_toio(ACCESS_FBINFO(fastfont.vbase), 0, p->fontdata, fsize);
- else {
- vaddr_t dst;
- unsigned int i;
- u_int8_t* font;
- u_int32_t mask, valid, reg;
- dst = ACCESS_FBINFO(fastfont.vbase);
- font = (u_int8_t*)p->fontdata;
- mask = ~0 << (8 - width);
- valid = 0;
- reg = 0;
- i = 0;
- while (fsize--) {
- reg |= (*font++ & mask) << (8 - valid);
- valid += width;
- if (valid >= 8) {
- mga_writeb(dst, i++, reg >> 8);
- reg = reg << 8;
- valid -= 8;
- }
- }
- if (valid)
- mga_writeb(dst, i, reg >> 8);
- }
- } else if (width <= 16) {
- if (width == 16)
- mga_memcpy_toio(ACCESS_FBINFO(fastfont.vbase), 0, p->fontdata, fsize*2);
- else {
- vaddr_t dst;
- u_int16_t* font;
- u_int32_t mask, valid, reg;
- unsigned int i;
- dst = ACCESS_FBINFO(fastfont.vbase);
- font = (u_int16_t*)p->fontdata;
- mask = ~0 << (16 - width);
- valid = 0;
- reg = 0;
- i = 0;
- while (fsize--) {
- reg |= (ntohs(*font++) & mask) << (16 - valid);
- valid += width;
- if (valid >= 16) {
- mga_writew(dst, i, htons(reg >> 16));
- i += 2;
- reg = reg << 16;
- valid -= 16;
- }
- }
- if (valid)
- mga_writew(dst, i, htons(reg >> 16));
- }
- } else {
- if (width == 32)
- mga_memcpy_toio(ACCESS_FBINFO(fastfont.vbase), 0, p->fontdata, fsize*4);
- else {
- vaddr_t dst;
- u_int32_t* font;
- u_int32_t mask, valid, reg;
- unsigned int i;
- dst = ACCESS_FBINFO(fastfont.vbase);
- font = (u_int32_t*)p->fontdata;
- mask = ~0 << (32 - width);
- valid = 0;
- reg = 0;
- i = 0;
- while (fsize--) {
- reg |= (ntohl(*font) & mask) >> valid;
- valid += width;
- if (valid >= 32) {
- mga_writel(dst, i, htonl(reg));
- i += 4;
- valid -= 32;
- if (valid)
- reg = (ntohl(*font) & mask) << (width - valid);
- else
- reg = 0;
- }
- font++;
- }
- if (valid)
- mga_writel(dst, i, htonl(reg));
- }
- }
- mga_outl(M_OPMODE, ACCESS_FBINFO(accel.m_opmode));
- CRITEND
- return 1;
- }
- EXPORT_SYMBOL(matroxfb_DAC_in);
- EXPORT_SYMBOL(matroxfb_DAC_out);
- EXPORT_SYMBOL(matroxfb_var2my);
- EXPORT_SYMBOL(matroxfb_PLL_calcclock);
- #ifndef CONFIG_FB_MATROX_MULTIHEAD
- struct matrox_fb_info matroxfb_global_mxinfo;
- EXPORT_SYMBOL(matroxfb_global_mxinfo);
- #endif
- EXPORT_SYMBOL(matrox_text_loadfont); /* for matroxfb_accel */
- EXPORT_SYMBOL(matroxfb_createcursorshape); /* accel, DAC1064, Ti3026 */
- EXPORT_SYMBOL(matroxfb_fastfont_tryset); /* accel */
- EXPORT_SYMBOL(matroxfb_fastfont_init); /* DAC1064, Ti3026 */
- EXPORT_SYMBOL(matroxfb_vgaHWinit); /* DAC1064, Ti3026 */
- EXPORT_SYMBOL(matroxfb_vgaHWrestore); /* DAC1064, Ti3026 */
- MODULE_AUTHOR("(c) 1999-2001 Petr Vandrovec <vandrove@vc.cvut.cz>");
- MODULE_DESCRIPTION("Miscellaneous support for Matrox video cards");
- MODULE_LICENSE("GPL");