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Diffstat (limited to 'drivers/video/fbdev/matrox/matroxfb_base.c')
-rw-r--r--drivers/video/fbdev/matrox/matroxfb_base.c2584
1 files changed, 2584 insertions, 0 deletions
diff --git a/drivers/video/fbdev/matrox/matroxfb_base.c b/drivers/video/fbdev/matrox/matroxfb_base.c
new file mode 100644
index 000000000000..7116c5309c7d
--- /dev/null
+++ b/drivers/video/fbdev/matrox/matroxfb_base.c
@@ -0,0 +1,2584 @@
+/*
+ *
+ * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400
+ *
+ * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>
+ *
+ * Portions Copyright (c) 2001 Matrox Graphics Inc.
+ *
+ * Version: 1.65 2002/08/14
+ *
+ * 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
+ *
+ * "Samuel Hocevar" <sam@via.ecp.fr>
+ * Fixes
+ *
+ * "Anton Altaparmakov" <AntonA@bigfoot.com>
+ * G400 MAX/non-MAX distinction
+ *
+ * "Ken Aaker" <kdaaker@rchland.vnet.ibm.com>
+ * memtype extension (needed for GXT130P RS/6000 adapter)
+ *
+ * "Uns Lider" <unslider@miranda.org>
+ * G100 PLNWT fixes
+ *
+ * "Denis Zaitsev" <zzz@cd-club.ru>
+ * Fixes
+ *
+ * "Mike Pieper" <mike@pieper-family.de>
+ * TVOut enhandcements, V4L2 control interface.
+ *
+ * "Diego Biurrun" <diego@biurrun.de>
+ * DFP testing
+ *
+ * (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 writing this driver)
+ *
+ * FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk>
+ *
+ */
+
+#include <linux/version.h>
+
+#include "matroxfb_base.h"
+#include "matroxfb_misc.h"
+#include "matroxfb_accel.h"
+#include "matroxfb_DAC1064.h"
+#include "matroxfb_Ti3026.h"
+#include "matroxfb_maven.h"
+#include "matroxfb_crtc2.h"
+#include "matroxfb_g450.h"
+#include <linux/matroxfb.h>
+#include <linux/interrupt.h>
+#include <linux/slab.h>
+#include <linux/uaccess.h>
+
+#ifdef CONFIG_PPC_PMAC
+#include <asm/machdep.h>
+unsigned char nvram_read_byte(int);
+static int default_vmode = VMODE_NVRAM;
+static int default_cmode = CMODE_NVRAM;
+#endif
+
+static void matroxfb_unregister_device(struct matrox_fb_info* minfo);
+
+/* --------------------------------------------------------------------- */
+
+/*
+ * card parameters
+ */
+
+/* --------------------------------------------------------------------- */
+
+static struct fb_var_screeninfo vesafb_defined = {
+ 640,480,640,480,/* W,H, W, H (virtual) load xres,xres_virtual*/
+ 0,0, /* virtual -> visible no offset */
+ 8, /* depth -> load bits_per_pixel */
+ 0, /* greyscale ? */
+ {0,0,0}, /* R */
+ {0,0,0}, /* G */
+ {0,0,0}, /* B */
+ {0,0,0}, /* transparency */
+ 0, /* standard pixel format */
+ FB_ACTIVATE_NOW,
+ -1,-1,
+ FB_ACCELF_TEXT, /* accel flags */
+ 39721L,48L,16L,33L,10L,
+ 96L,2L,~0, /* No sync info */
+ FB_VMODE_NONINTERLACED,
+};
+
+
+
+/* --------------------------------------------------------------------- */
+static void update_crtc2(struct matrox_fb_info *minfo, unsigned int pos)
+{
+ struct matroxfb_dh_fb_info *info = minfo->crtc2.info;
+
+ /* Make sure that displays are compatible */
+ if (info && (info->fbcon.var.bits_per_pixel == minfo->fbcon.var.bits_per_pixel)
+ && (info->fbcon.var.xres_virtual == minfo->fbcon.var.xres_virtual)
+ && (info->fbcon.var.green.length == minfo->fbcon.var.green.length)
+ ) {
+ switch (minfo->fbcon.var.bits_per_pixel) {
+ case 16:
+ case 32:
+ pos = pos * 8;
+ if (info->interlaced) {
+ mga_outl(0x3C2C, pos);
+ mga_outl(0x3C28, pos + minfo->fbcon.var.xres_virtual * minfo->fbcon.var.bits_per_pixel / 8);
+ } else {
+ mga_outl(0x3C28, pos);
+ }
+ break;
+ }
+ }
+}
+
+static void matroxfb_crtc1_panpos(struct matrox_fb_info *minfo)
+{
+ if (minfo->crtc1.panpos >= 0) {
+ unsigned long flags;
+ int panpos;
+
+ matroxfb_DAC_lock_irqsave(flags);
+ panpos = minfo->crtc1.panpos;
+ if (panpos >= 0) {
+ unsigned int extvga_reg;
+
+ minfo->crtc1.panpos = -1; /* No update pending anymore */
+ extvga_reg = mga_inb(M_EXTVGA_INDEX);
+ mga_setr(M_EXTVGA_INDEX, 0x00, panpos);
+ if (extvga_reg != 0x00) {
+ mga_outb(M_EXTVGA_INDEX, extvga_reg);
+ }
+ }
+ matroxfb_DAC_unlock_irqrestore(flags);
+ }
+}
+
+static irqreturn_t matrox_irq(int irq, void *dev_id)
+{
+ u_int32_t status;
+ int handled = 0;
+ struct matrox_fb_info *minfo = dev_id;
+
+ status = mga_inl(M_STATUS);
+
+ if (status & 0x20) {
+ mga_outl(M_ICLEAR, 0x20);
+ minfo->crtc1.vsync.cnt++;
+ matroxfb_crtc1_panpos(minfo);
+ wake_up_interruptible(&minfo->crtc1.vsync.wait);
+ handled = 1;
+ }
+ if (status & 0x200) {
+ mga_outl(M_ICLEAR, 0x200);
+ minfo->crtc2.vsync.cnt++;
+ wake_up_interruptible(&minfo->crtc2.vsync.wait);
+ handled = 1;
+ }
+ return IRQ_RETVAL(handled);
+}
+
+int matroxfb_enable_irq(struct matrox_fb_info *minfo, int reenable)
+{
+ u_int32_t bm;
+
+ if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400)
+ bm = 0x220;
+ else
+ bm = 0x020;
+
+ if (!test_and_set_bit(0, &minfo->irq_flags)) {
+ if (request_irq(minfo->pcidev->irq, matrox_irq,
+ IRQF_SHARED, "matroxfb", minfo)) {
+ clear_bit(0, &minfo->irq_flags);
+ return -EINVAL;
+ }
+ /* Clear any pending field interrupts */
+ mga_outl(M_ICLEAR, bm);
+ mga_outl(M_IEN, mga_inl(M_IEN) | bm);
+ } else if (reenable) {
+ u_int32_t ien;
+
+ ien = mga_inl(M_IEN);
+ if ((ien & bm) != bm) {
+ printk(KERN_DEBUG "matroxfb: someone disabled IRQ [%08X]\n", ien);
+ mga_outl(M_IEN, ien | bm);
+ }
+ }
+ return 0;
+}
+
+static void matroxfb_disable_irq(struct matrox_fb_info *minfo)
+{
+ if (test_and_clear_bit(0, &minfo->irq_flags)) {
+ /* Flush pending pan-at-vbl request... */
+ matroxfb_crtc1_panpos(minfo);
+ if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400)
+ mga_outl(M_IEN, mga_inl(M_IEN) & ~0x220);
+ else
+ mga_outl(M_IEN, mga_inl(M_IEN) & ~0x20);
+ free_irq(minfo->pcidev->irq, minfo);
+ }
+}
+
+int matroxfb_wait_for_sync(struct matrox_fb_info *minfo, u_int32_t crtc)
+{
+ struct matrox_vsync *vs;
+ unsigned int cnt;
+ int ret;
+
+ switch (crtc) {
+ case 0:
+ vs = &minfo->crtc1.vsync;
+ break;
+ case 1:
+ if (minfo->devflags.accelerator != FB_ACCEL_MATROX_MGAG400) {
+ return -ENODEV;
+ }
+ vs = &minfo->crtc2.vsync;
+ break;
+ default:
+ return -ENODEV;
+ }
+ ret = matroxfb_enable_irq(minfo, 0);
+ if (ret) {
+ return ret;
+ }
+
+ cnt = vs->cnt;
+ ret = wait_event_interruptible_timeout(vs->wait, cnt != vs->cnt, HZ/10);
+ if (ret < 0) {
+ return ret;
+ }
+ if (ret == 0) {
+ matroxfb_enable_irq(minfo, 1);
+ return -ETIMEDOUT;
+ }
+ return 0;
+}
+
+/* --------------------------------------------------------------------- */
+
+static void matrox_pan_var(struct matrox_fb_info *minfo,
+ struct fb_var_screeninfo *var)
+{
+ unsigned int pos;
+ unsigned short p0, p1, p2;
+ unsigned int p3;
+ int vbl;
+ unsigned long flags;
+
+ CRITFLAGS
+
+ DBG(__func__)
+
+ if (minfo->dead)
+ return;
+
+ minfo->fbcon.var.xoffset = var->xoffset;
+ minfo->fbcon.var.yoffset = var->yoffset;
+ pos = (minfo->fbcon.var.yoffset * minfo->fbcon.var.xres_virtual + minfo->fbcon.var.xoffset) * minfo->curr.final_bppShift / 32;
+ pos += minfo->curr.ydstorg.chunks;
+ p0 = minfo->hw.CRTC[0x0D] = pos & 0xFF;
+ p1 = minfo->hw.CRTC[0x0C] = (pos & 0xFF00) >> 8;
+ p2 = minfo->hw.CRTCEXT[0] = (minfo->hw.CRTCEXT[0] & 0xB0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
+ p3 = minfo->hw.CRTCEXT[8] = pos >> 21;
+
+ /* FB_ACTIVATE_VBL and we can acquire interrupts? Honor FB_ACTIVATE_VBL then... */
+ vbl = (var->activate & FB_ACTIVATE_VBL) && (matroxfb_enable_irq(minfo, 0) == 0);
+
+ CRITBEGIN
+
+ matroxfb_DAC_lock_irqsave(flags);
+ mga_setr(M_CRTC_INDEX, 0x0D, p0);
+ mga_setr(M_CRTC_INDEX, 0x0C, p1);
+ if (minfo->devflags.support32MB)
+ mga_setr(M_EXTVGA_INDEX, 0x08, p3);
+ if (vbl) {
+ minfo->crtc1.panpos = p2;
+ } else {
+ /* Abort any pending change */
+ minfo->crtc1.panpos = -1;
+ mga_setr(M_EXTVGA_INDEX, 0x00, p2);
+ }
+ matroxfb_DAC_unlock_irqrestore(flags);
+
+ update_crtc2(minfo, pos);
+
+ CRITEND
+}
+
+static void matroxfb_remove(struct matrox_fb_info *minfo, int dummy)
+{
+ /* Currently we are holding big kernel lock on all dead & usecount updates.
+ * Destroy everything after all users release it. Especially do not unregister
+ * framebuffer and iounmap memory, neither fbmem nor fbcon-cfb* does not check
+ * for device unplugged when in use.
+ * In future we should point mmio.vbase & video.vbase somewhere where we can
+ * write data without causing too much damage...
+ */
+
+ minfo->dead = 1;
+ if (minfo->usecount) {
+ /* destroy it later */
+ return;
+ }
+ matroxfb_unregister_device(minfo);
+ unregister_framebuffer(&minfo->fbcon);
+ matroxfb_g450_shutdown(minfo);
+#ifdef CONFIG_MTRR
+ if (minfo->mtrr.vram_valid)
+ mtrr_del(minfo->mtrr.vram, minfo->video.base, minfo->video.len);
+#endif
+ mga_iounmap(minfo->mmio.vbase);
+ mga_iounmap(minfo->video.vbase);
+ release_mem_region(minfo->video.base, minfo->video.len_maximum);
+ release_mem_region(minfo->mmio.base, 16384);
+ kfree(minfo);
+}
+
+ /*
+ * Open/Release the frame buffer device
+ */
+
+static int matroxfb_open(struct fb_info *info, int user)
+{
+ struct matrox_fb_info *minfo = info2minfo(info);
+
+ DBG_LOOP(__func__)
+
+ if (minfo->dead) {
+ return -ENXIO;
+ }
+ minfo->usecount++;
+ if (user) {
+ minfo->userusecount++;
+ }
+ return(0);
+}
+
+static int matroxfb_release(struct fb_info *info, int user)
+{
+ struct matrox_fb_info *minfo = info2minfo(info);
+
+ DBG_LOOP(__func__)
+
+ if (user) {
+ if (0 == --minfo->userusecount) {
+ matroxfb_disable_irq(minfo);
+ }
+ }
+ if (!(--minfo->usecount) && minfo->dead) {
+ matroxfb_remove(minfo, 0);
+ }
+ return(0);
+}
+
+static int matroxfb_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info* info) {
+ struct matrox_fb_info *minfo = info2minfo(info);
+
+ DBG(__func__)
+
+ matrox_pan_var(minfo, var);
+ return 0;
+}
+
+static int matroxfb_get_final_bppShift(const struct matrox_fb_info *minfo,
+ int bpp)
+{
+ int bppshft2;
+
+ DBG(__func__)
+
+ bppshft2 = bpp;
+ if (!bppshft2) {
+ return 8;
+ }
+ if (isInterleave(minfo))
+ bppshft2 >>= 1;
+ if (minfo->devflags.video64bits)
+ bppshft2 >>= 1;
+ return bppshft2;
+}
+
+static int matroxfb_test_and_set_rounding(const struct matrox_fb_info *minfo,
+ int xres, int bpp)
+{
+ int over;
+ int rounding;
+
+ DBG(__func__)
+
+ switch (bpp) {
+ case 0: return xres;
+ case 4: rounding = 128;
+ break;
+ case 8: rounding = 64; /* doc says 64; 32 is OK for G400 */
+ break;
+ case 16: rounding = 32;
+ break;
+ case 24: rounding = 64; /* doc says 64; 32 is OK for G400 */
+ break;
+ default: rounding = 16;
+ /* on G400, 16 really does not work */
+ if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400)
+ rounding = 32;
+ break;
+ }
+ if (isInterleave(minfo)) {
+ rounding *= 2;
+ }
+ over = xres % rounding;
+ if (over)
+ xres += rounding-over;
+ return xres;
+}
+
+static int matroxfb_pitch_adjust(const struct matrox_fb_info *minfo, int xres,
+ int bpp)
+{
+ const int* width;
+ int xres_new;
+
+ DBG(__func__)
+
+ if (!bpp) return xres;
+
+ width = minfo->capable.vxres;
+
+ if (minfo->devflags.precise_width) {
+ while (*width) {
+ if ((*width >= xres) && (matroxfb_test_and_set_rounding(minfo, *width, bpp) == *width)) {
+ break;
+ }
+ width++;
+ }
+ xres_new = *width;
+ } else {
+ xres_new = matroxfb_test_and_set_rounding(minfo, xres, bpp);
+ }
+ return xres_new;
+}
+
+static int matroxfb_get_cmap_len(struct fb_var_screeninfo *var) {
+
+ DBG(__func__)
+
+ switch (var->bits_per_pixel) {
+ case 4:
+ return 16; /* pseudocolor... 16 entries HW palette */
+ case 8:
+ return 256; /* pseudocolor... 256 entries HW palette */
+ case 16:
+ return 16; /* directcolor... 16 entries SW palette */
+ /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
+ case 24:
+ return 16; /* directcolor... 16 entries SW palette */
+ /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
+ case 32:
+ return 16; /* directcolor... 16 entries SW palette */
+ /* Mystique: truecolor, 16 entries SW palette, HW palette hardwired into 1:1 mapping */
+ }
+ return 16; /* return something reasonable... or panic()? */
+}
+
+static int matroxfb_decode_var(const struct matrox_fb_info *minfo,
+ struct fb_var_screeninfo *var, int *visual,
+ int *video_cmap_len, unsigned int* ydstorg)
+{
+ struct RGBT {
+ unsigned char bpp;
+ struct {
+ unsigned char offset,
+ length;
+ } red,
+ green,
+ blue,
+ transp;
+ signed char visual;
+ };
+ static const struct RGBT table[]= {
+ { 8,{ 0,8},{0,8},{0,8},{ 0,0},MX_VISUAL_PSEUDOCOLOR},
+ {15,{10,5},{5,5},{0,5},{15,1},MX_VISUAL_DIRECTCOLOR},
+ {16,{11,5},{5,6},{0,5},{ 0,0},MX_VISUAL_DIRECTCOLOR},
+ {24,{16,8},{8,8},{0,8},{ 0,0},MX_VISUAL_DIRECTCOLOR},
+ {32,{16,8},{8,8},{0,8},{24,8},MX_VISUAL_DIRECTCOLOR}
+ };
+ struct RGBT const *rgbt;
+ unsigned int bpp = var->bits_per_pixel;
+ unsigned int vramlen;
+ unsigned int memlen;
+
+ DBG(__func__)
+
+ switch (bpp) {
+ case 4: if (!minfo->capable.cfb4) return -EINVAL;
+ break;
+ case 8: break;
+ case 16: break;
+ case 24: break;
+ case 32: break;
+ default: return -EINVAL;
+ }
+ *ydstorg = 0;
+ vramlen = minfo->video.len_usable;
+ if (var->yres_virtual < var->yres)
+ var->yres_virtual = var->yres;
+ if (var->xres_virtual < var->xres)
+ var->xres_virtual = var->xres;
+
+ var->xres_virtual = matroxfb_pitch_adjust(minfo, var->xres_virtual, bpp);
+ memlen = var->xres_virtual * bpp * var->yres_virtual / 8;
+ if (memlen > vramlen) {
+ var->yres_virtual = vramlen * 8 / (var->xres_virtual * bpp);
+ memlen = var->xres_virtual * bpp * var->yres_virtual / 8;
+ }
+ /* There is hardware bug that no line can cross 4MB boundary */
+ /* give up for CFB24, it is impossible to easy workaround it */
+ /* for other try to do something */
+ if (!minfo->capable.cross4MB && (memlen > 0x400000)) {
+ if (bpp == 24) {
+ /* sorry */
+ } else {
+ unsigned int linelen;
+ unsigned int m1 = linelen = var->xres_virtual * bpp / 8;
+ unsigned int m2 = PAGE_SIZE; /* or 128 if you do not need PAGE ALIGNED address */
+ unsigned int max_yres;
+
+ while (m1) {
+ int t;
+
+ while (m2 >= m1) m2 -= m1;
+ t = m1;
+ m1 = m2;
+ m2 = t;
+ }
+ m2 = linelen * PAGE_SIZE / m2;
+ *ydstorg = m2 = 0x400000 % m2;
+ max_yres = (vramlen - m2) / linelen;
+ if (var->yres_virtual > max_yres)
+ var->yres_virtual = max_yres;
+ }
+ }
+ /* YDSTLEN contains only signed 16bit value */
+ if (var->yres_virtual > 32767)
+ var->yres_virtual = 32767;
+ /* we must round yres/xres down, we already rounded y/xres_virtual up
+ if it was possible. We should return -EINVAL, but I disagree */
+ if (var->yres_virtual < var->yres)
+ var->yres = var->yres_virtual;
+ if (var->xres_virtual < var->xres)
+ var->xres = var->xres_virtual;
+ if (var->xoffset + var->xres > var->xres_virtual)
+ var->xoffset = var->xres_virtual - var->xres;
+ if (var->yoffset + var->yres > var->yres_virtual)
+ var->yoffset = var->yres_virtual - var->yres;
+
+ if (bpp == 16 && var->green.length == 5) {
+ bpp--; /* an artificial value - 15 */
+ }
+
+ for (rgbt = table; rgbt->bpp < bpp; rgbt++);
+#define SETCLR(clr)\
+ var->clr.offset = rgbt->clr.offset;\
+ var->clr.length = rgbt->clr.length
+ SETCLR(red);
+ SETCLR(green);
+ SETCLR(blue);
+ SETCLR(transp);
+#undef SETCLR
+ *visual = rgbt->visual;
+
+ if (bpp > 8)
+ dprintk("matroxfb: truecolor: "
+ "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n",
+ var->transp.length, var->red.length, var->green.length, var->blue.length,
+ var->transp.offset, var->red.offset, var->green.offset, var->blue.offset);
+
+ *video_cmap_len = matroxfb_get_cmap_len(var);
+ dprintk(KERN_INFO "requested %d*%d/%dbpp (%d*%d)\n", var->xres, var->yres, var->bits_per_pixel,
+ var->xres_virtual, var->yres_virtual);
+ return 0;
+}
+
+static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
+ unsigned blue, unsigned transp,
+ struct fb_info *fb_info)
+{
+ struct matrox_fb_info* minfo = container_of(fb_info, struct matrox_fb_info, fbcon);
+
+ DBG(__func__)
+
+ /*
+ * Set a single color register. The values supplied are
+ * already rounded down to the hardware's capabilities
+ * (according to the entries in the `var' structure). Return
+ * != 0 for invalid regno.
+ */
+
+ if (regno >= minfo->curr.cmap_len)
+ return 1;
+
+ if (minfo->fbcon.var.grayscale) {
+ /* gray = 0.30*R + 0.59*G + 0.11*B */
+ red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8;
+ }
+
+ red = CNVT_TOHW(red, minfo->fbcon.var.red.length);
+ green = CNVT_TOHW(green, minfo->fbcon.var.green.length);
+ blue = CNVT_TOHW(blue, minfo->fbcon.var.blue.length);
+ transp = CNVT_TOHW(transp, minfo->fbcon.var.transp.length);
+
+ switch (minfo->fbcon.var.bits_per_pixel) {
+ case 4:
+ case 8:
+ mga_outb(M_DAC_REG, regno);
+ mga_outb(M_DAC_VAL, red);
+ mga_outb(M_DAC_VAL, green);
+ mga_outb(M_DAC_VAL, blue);
+ break;
+ case 16:
+ if (regno >= 16)
+ break;
+ {
+ u_int16_t col =
+ (red << minfo->fbcon.var.red.offset) |
+ (green << minfo->fbcon.var.green.offset) |
+ (blue << minfo->fbcon.var.blue.offset) |
+ (transp << minfo->fbcon.var.transp.offset); /* for 1:5:5:5 */
+ minfo->cmap[regno] = col | (col << 16);
+ }
+ break;
+ case 24:
+ case 32:
+ if (regno >= 16)
+ break;
+ minfo->cmap[regno] =
+ (red << minfo->fbcon.var.red.offset) |
+ (green << minfo->fbcon.var.green.offset) |
+ (blue << minfo->fbcon.var.blue.offset) |
+ (transp << minfo->fbcon.var.transp.offset); /* 8:8:8:8 */
+ break;
+ }
+ return 0;
+}
+
+static void matroxfb_init_fix(struct matrox_fb_info *minfo)
+{
+ struct fb_fix_screeninfo *fix = &minfo->fbcon.fix;
+ DBG(__func__)
+
+ strcpy(fix->id,"MATROX");
+
+ fix->xpanstep = 8; /* 8 for 8bpp, 4 for 16bpp, 2 for 32bpp */
+ fix->ypanstep = 1;
+ fix->ywrapstep = 0;
+ fix->mmio_start = minfo->mmio.base;
+ fix->mmio_len = minfo->mmio.len;
+ fix->accel = minfo->devflags.accelerator;
+}
+
+static void matroxfb_update_fix(struct matrox_fb_info *minfo)
+{
+ struct fb_fix_screeninfo *fix = &minfo->fbcon.fix;
+ DBG(__func__)
+
+ mutex_lock(&minfo->fbcon.mm_lock);
+ fix->smem_start = minfo->video.base + minfo->curr.ydstorg.bytes;
+ fix->smem_len = minfo->video.len_usable - minfo->curr.ydstorg.bytes;
+ mutex_unlock(&minfo->fbcon.mm_lock);
+}
+
+static int matroxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+ int err;
+ int visual;
+ int cmap_len;
+ unsigned int ydstorg;
+ struct matrox_fb_info *minfo = info2minfo(info);
+
+ if (minfo->dead) {
+ return -ENXIO;
+ }
+ if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0)
+ return err;
+ return 0;
+}
+
+static int matroxfb_set_par(struct fb_info *info)
+{
+ int err;
+ int visual;
+ int cmap_len;
+ unsigned int ydstorg;
+ struct fb_var_screeninfo *var;
+ struct matrox_fb_info *minfo = info2minfo(info);
+
+ DBG(__func__)
+
+ if (minfo->dead) {
+ return -ENXIO;
+ }
+
+ var = &info->var;
+ if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0)
+ return err;
+ minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase) + ydstorg;
+ matroxfb_update_fix(minfo);
+ minfo->fbcon.fix.visual = visual;
+ minfo->fbcon.fix.type = FB_TYPE_PACKED_PIXELS;
+ minfo->fbcon.fix.type_aux = 0;
+ minfo->fbcon.fix.line_length = (var->xres_virtual * var->bits_per_pixel) >> 3;
+ {
+ unsigned int pos;
+
+ minfo->curr.cmap_len = cmap_len;
+ ydstorg += minfo->devflags.ydstorg;
+ minfo->curr.ydstorg.bytes = ydstorg;
+ minfo->curr.ydstorg.chunks = ydstorg >> (isInterleave(minfo) ? 3 : 2);
+ if (var->bits_per_pixel == 4)
+ minfo->curr.ydstorg.pixels = ydstorg;
+ else
+ minfo->curr.ydstorg.pixels = (ydstorg * 8) / var->bits_per_pixel;
+ minfo->curr.final_bppShift = matroxfb_get_final_bppShift(minfo, var->bits_per_pixel);
+ { struct my_timming mt;
+ struct matrox_hw_state* hw;
+ int out;
+
+ matroxfb_var2my(var, &mt);
+ mt.crtc = MATROXFB_SRC_CRTC1;
+ /* CRTC1 delays */
+ switch (var->bits_per_pixel) {
+ case 0: mt.delay = 31 + 0; break;
+ case 16: mt.delay = 21 + 8; break;
+ case 24: mt.delay = 17 + 8; break;
+ case 32: mt.delay = 16 + 8; break;
+ default: mt.delay = 31 + 8; break;
+ }
+
+ hw = &minfo->hw;
+
+ down_read(&minfo->altout.lock);
+ for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
+ if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 &&
+ minfo->outputs[out].output->compute) {
+ minfo->outputs[out].output->compute(minfo->outputs[out].data, &mt);
+ }
+ }
+ up_read(&minfo->altout.lock);
+ minfo->crtc1.pixclock = mt.pixclock;
+ minfo->crtc1.mnp = mt.mnp;
+ minfo->hw_switch->init(minfo, &mt);
+ pos = (var->yoffset * var->xres_virtual + var->xoffset) * minfo->curr.final_bppShift / 32;
+ pos += minfo->curr.ydstorg.chunks;
+
+ hw->CRTC[0x0D] = pos & 0xFF;
+ hw->CRTC[0x0C] = (pos & 0xFF00) >> 8;
+ hw->CRTCEXT[0] = (hw->CRTCEXT[0] & 0xF0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
+ hw->CRTCEXT[8] = pos >> 21;
+ minfo->hw_switch->restore(minfo);
+ update_crtc2(minfo, pos);
+ down_read(&minfo->altout.lock);
+ for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
+ if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 &&
+ minfo->outputs[out].output->program) {
+ minfo->outputs[out].output->program(minfo->outputs[out].data);
+ }
+ }
+ for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
+ if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 &&
+ minfo->outputs[out].output->start) {
+ minfo->outputs[out].output->start(minfo->outputs[out].data);
+ }
+ }
+ up_read(&minfo->altout.lock);
+ matrox_cfbX_init(minfo);
+ }
+ }
+ minfo->initialized = 1;
+ return 0;
+}
+
+static int matroxfb_get_vblank(struct matrox_fb_info *minfo,
+ struct fb_vblank *vblank)
+{
+ unsigned int sts1;
+
+ matroxfb_enable_irq(minfo, 0);
+ memset(vblank, 0, sizeof(*vblank));
+ vblank->flags = FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VSYNC |
+ FB_VBLANK_HAVE_VBLANK | FB_VBLANK_HAVE_HBLANK;
+ sts1 = mga_inb(M_INSTS1);
+ vblank->vcount = mga_inl(M_VCOUNT);
+ /* BTW, on my PIII/450 with G400, reading M_INSTS1
+ byte makes this call about 12% slower (1.70 vs. 2.05 us
+ per ioctl()) */
+ if (sts1 & 1)
+ vblank->flags |= FB_VBLANK_HBLANKING;
+ if (sts1 & 8)
+ vblank->flags |= FB_VBLANK_VSYNCING;
+ if (vblank->vcount >= minfo->fbcon.var.yres)
+ vblank->flags |= FB_VBLANK_VBLANKING;
+ if (test_bit(0, &minfo->irq_flags)) {
+ vblank->flags |= FB_VBLANK_HAVE_COUNT;
+ /* Only one writer, aligned int value...
+ it should work without lock and without atomic_t */
+ vblank->count = minfo->crtc1.vsync.cnt;
+ }
+ return 0;
+}
+
+static struct matrox_altout panellink_output = {
+ .name = "Panellink output",
+};
+
+static int matroxfb_ioctl(struct fb_info *info,
+ unsigned int cmd, unsigned long arg)
+{
+ void __user *argp = (void __user *)arg;
+ struct matrox_fb_info *minfo = info2minfo(info);
+
+ DBG(__func__)
+
+ if (minfo->dead) {
+ return -ENXIO;
+ }
+
+ switch (cmd) {
+ case FBIOGET_VBLANK:
+ {
+ struct fb_vblank vblank;
+ int err;
+
+ err = matroxfb_get_vblank(minfo, &vblank);
+ if (err)
+ return err;
+ if (copy_to_user(argp, &vblank, sizeof(vblank)))
+ return -EFAULT;
+ return 0;
+ }
+ case FBIO_WAITFORVSYNC:
+ {
+ u_int32_t crt;
+
+ if (get_user(crt, (u_int32_t __user *)arg))
+ return -EFAULT;
+
+ return matroxfb_wait_for_sync(minfo, crt);
+ }
+ case MATROXFB_SET_OUTPUT_MODE:
+ {
+ struct matroxioc_output_mode mom;
+ struct matrox_altout *oproc;
+ int val;
+
+ if (copy_from_user(&mom, argp, sizeof(mom)))
+ return -EFAULT;
+ if (mom.output >= MATROXFB_MAX_OUTPUTS)
+ return -ENXIO;
+ down_read(&minfo->altout.lock);
+ oproc = minfo->outputs[mom.output].output;
+ if (!oproc) {
+ val = -ENXIO;
+ } else if (!oproc->verifymode) {
+ if (mom.mode == MATROXFB_OUTPUT_MODE_MONITOR) {
+ val = 0;
+ } else {
+ val = -EINVAL;
+ }
+ } else {
+ val = oproc->verifymode(minfo->outputs[mom.output].data, mom.mode);
+ }
+ if (!val) {
+ if (minfo->outputs[mom.output].mode != mom.mode) {
+ minfo->outputs[mom.output].mode = mom.mode;
+ val = 1;
+ }
+ }
+ up_read(&minfo->altout.lock);
+ if (val != 1)
+ return val;
+ switch (minfo->outputs[mom.output].src) {
+ case MATROXFB_SRC_CRTC1:
+ matroxfb_set_par(info);
+ break;
+ case MATROXFB_SRC_CRTC2:
+ {
+ struct matroxfb_dh_fb_info* crtc2;
+
+ down_read(&minfo->crtc2.lock);
+ crtc2 = minfo->crtc2.info;
+ if (crtc2)
+ crtc2->fbcon.fbops->fb_set_par(&crtc2->fbcon);
+ up_read(&minfo->crtc2.lock);
+ }
+ break;
+ }
+ return 0;
+ }
+ case MATROXFB_GET_OUTPUT_MODE:
+ {
+ struct matroxioc_output_mode mom;
+ struct matrox_altout *oproc;
+ int val;
+
+ if (copy_from_user(&mom, argp, sizeof(mom)))
+ return -EFAULT;
+ if (mom.output >= MATROXFB_MAX_OUTPUTS)
+ return -ENXIO;
+ down_read(&minfo->altout.lock);
+ oproc = minfo->outputs[mom.output].output;
+ if (!oproc) {
+ val = -ENXIO;
+ } else {
+ mom.mode = minfo->outputs[mom.output].mode;
+ val = 0;
+ }
+ up_read(&minfo->altout.lock);
+ if (val)
+ return val;
+ if (copy_to_user(argp, &mom, sizeof(mom)))
+ return -EFAULT;
+ return 0;
+ }
+ case MATROXFB_SET_OUTPUT_CONNECTION:
+ {
+ u_int32_t tmp;
+ int i;
+ int changes;
+
+ if (copy_from_user(&tmp, argp, sizeof(tmp)))
+ return -EFAULT;
+ for (i = 0; i < 32; i++) {
+ if (tmp & (1 << i)) {
+ if (i >= MATROXFB_MAX_OUTPUTS)
+ return -ENXIO;
+ if (!minfo->outputs[i].output)
+ return -ENXIO;
+ switch (minfo->outputs[i].src) {
+ case MATROXFB_SRC_NONE:
+ case MATROXFB_SRC_CRTC1:
+ break;
+ default:
+ return -EBUSY;
+ }
+ }
+ }
+ if (minfo->devflags.panellink) {
+ if (tmp & MATROXFB_OUTPUT_CONN_DFP) {
+ if (tmp & MATROXFB_OUTPUT_CONN_SECONDARY)
+ return -EINVAL;
+ for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
+ if (minfo->outputs[i].src == MATROXFB_SRC_CRTC2) {
+ return -EBUSY;
+ }
+ }
+ }
+ }
+ changes = 0;
+ for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
+ if (tmp & (1 << i)) {
+ if (minfo->outputs[i].src != MATROXFB_SRC_CRTC1) {
+ changes = 1;
+ minfo->outputs[i].src = MATROXFB_SRC_CRTC1;
+ }
+ } else if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) {
+ changes = 1;
+ minfo->outputs[i].src = MATROXFB_SRC_NONE;
+ }
+ }
+ if (!changes)
+ return 0;
+ matroxfb_set_par(info);
+ return 0;
+ }
+ case MATROXFB_GET_OUTPUT_CONNECTION:
+ {
+ u_int32_t conn = 0;
+ int i;
+
+ for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
+ if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) {
+ conn |= 1 << i;
+ }
+ }
+ if (put_user(conn, (u_int32_t __user *)arg))
+ return -EFAULT;
+ return 0;
+ }
+ case MATROXFB_GET_AVAILABLE_OUTPUTS:
+ {
+ u_int32_t conn = 0;
+ int i;
+
+ for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
+ if (minfo->outputs[i].output) {
+ switch (minfo->outputs[i].src) {
+ case MATROXFB_SRC_NONE:
+ case MATROXFB_SRC_CRTC1:
+ conn |= 1 << i;
+ break;
+ }
+ }
+ }
+ if (minfo->devflags.panellink) {
+ if (conn & MATROXFB_OUTPUT_CONN_DFP)
+ conn &= ~MATROXFB_OUTPUT_CONN_SECONDARY;
+ if (conn & MATROXFB_OUTPUT_CONN_SECONDARY)
+ conn &= ~MATROXFB_OUTPUT_CONN_DFP;
+ }
+ if (put_user(conn, (u_int32_t __user *)arg))
+ return -EFAULT;
+ return 0;
+ }
+ case MATROXFB_GET_ALL_OUTPUTS:
+ {
+ u_int32_t conn = 0;
+ int i;
+
+ for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
+ if (minfo->outputs[i].output) {
+ conn |= 1 << i;
+ }
+ }
+ if (put_user(conn, (u_int32_t __user *)arg))
+ return -EFAULT;
+ return 0;
+ }
+ case VIDIOC_QUERYCAP:
+ {
+ struct v4l2_capability r;
+
+ memset(&r, 0, sizeof(r));
+ strcpy(r.driver, "matroxfb");
+ strcpy(r.card, "Matrox");
+ sprintf(r.bus_info, "PCI:%s", pci_name(minfo->pcidev));
+ r.version = KERNEL_VERSION(1,0,0);
+ r.capabilities = V4L2_CAP_VIDEO_OUTPUT;
+ if (copy_to_user(argp, &r, sizeof(r)))
+ return -EFAULT;
+ return 0;
+
+ }
+ case VIDIOC_QUERYCTRL:
+ {
+ struct v4l2_queryctrl qctrl;
+ int err;
+
+ if (copy_from_user(&qctrl, argp, sizeof(qctrl)))
+ return -EFAULT;
+
+ down_read(&minfo->altout.lock);
+ if (!minfo->outputs[1].output) {
+ err = -ENXIO;
+ } else if (minfo->outputs[1].output->getqueryctrl) {
+ err = minfo->outputs[1].output->getqueryctrl(minfo->outputs[1].data, &qctrl);
+ } else {
+ err = -EINVAL;
+ }
+ up_read(&minfo->altout.lock);
+ if (err >= 0 &&
+ copy_to_user(argp, &qctrl, sizeof(qctrl)))
+ return -EFAULT;
+ return err;
+ }
+ case VIDIOC_G_CTRL:
+ {
+ struct v4l2_control ctrl;
+ int err;
+
+ if (copy_from_user(&ctrl, argp, sizeof(ctrl)))
+ return -EFAULT;
+
+ down_read(&minfo->altout.lock);
+ if (!minfo->outputs[1].output) {
+ err = -ENXIO;
+ } else if (minfo->outputs[1].output->getctrl) {
+ err = minfo->outputs[1].output->getctrl(minfo->outputs[1].data, &ctrl);
+ } else {
+ err = -EINVAL;
+ }
+ up_read(&minfo->altout.lock);
+ if (err >= 0 &&
+ copy_to_user(argp, &ctrl, sizeof(ctrl)))
+ return -EFAULT;
+ return err;
+ }
+ case VIDIOC_S_CTRL:
+ {
+ struct v4l2_control ctrl;
+ int err;
+
+ if (copy_from_user(&ctrl, argp, sizeof(ctrl)))
+ return -EFAULT;
+
+ down_read(&minfo->altout.lock);
+ if (!minfo->outputs[1].output) {
+ err = -ENXIO;
+ } else if (minfo->outputs[1].output->setctrl) {
+ err = minfo->outputs[1].output->setctrl(minfo->outputs[1].data, &ctrl);
+ } else {
+ err = -EINVAL;
+ }
+ up_read(&minfo->altout.lock);
+ return err;
+ }
+ }
+ return -ENOTTY;
+}
+
+/* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */
+
+static int matroxfb_blank(int blank, struct fb_info *info)
+{
+ int seq;
+ int crtc;
+ CRITFLAGS
+ struct matrox_fb_info *minfo = info2minfo(info);
+
+ DBG(__func__)
+
+ if (minfo->dead)
+ return 1;
+
+ switch (blank) {
+ case FB_BLANK_NORMAL: seq = 0x20; crtc = 0x00; break; /* works ??? */
+ case FB_BLANK_VSYNC_SUSPEND: seq = 0x20; crtc = 0x10; break;
+ case FB_BLANK_HSYNC_SUSPEND: seq = 0x20; crtc = 0x20; break;
+ case FB_BLANK_POWERDOWN: seq = 0x20; crtc = 0x30; break;
+ default: seq = 0x00; crtc = 0x00; break;
+ }
+
+ CRITBEGIN
+
+ mga_outb(M_SEQ_INDEX, 1);
+ mga_outb(M_SEQ_DATA, (mga_inb(M_SEQ_DATA) & ~0x20) | seq);
+ mga_outb(M_EXTVGA_INDEX, 1);
+ mga_outb(M_EXTVGA_DATA, (mga_inb(M_EXTVGA_DATA) & ~0x30) | crtc);
+
+ CRITEND
+ return 0;
+}
+
+static struct fb_ops matroxfb_ops = {
+ .owner = THIS_MODULE,
+ .fb_open = matroxfb_open,
+ .fb_release = matroxfb_release,
+ .fb_check_var = matroxfb_check_var,
+ .fb_set_par = matroxfb_set_par,
+ .fb_setcolreg = matroxfb_setcolreg,
+ .fb_pan_display =matroxfb_pan_display,
+ .fb_blank = matroxfb_blank,
+ .fb_ioctl = matroxfb_ioctl,
+/* .fb_fillrect = <set by matrox_cfbX_init>, */
+/* .fb_copyarea = <set by matrox_cfbX_init>, */
+/* .fb_imageblit = <set by matrox_cfbX_init>, */
+/* .fb_cursor = <set by matrox_cfbX_init>, */
+};
+
+#define RSDepth(X) (((X) >> 8) & 0x0F)
+#define RS8bpp 0x1
+#define RS15bpp 0x2
+#define RS16bpp 0x3
+#define RS32bpp 0x4
+#define RS4bpp 0x5
+#define RS24bpp 0x6
+#define RSText 0x7
+#define RSText8 0x8
+/* 9-F */
+static struct { struct fb_bitfield red, green, blue, transp; int bits_per_pixel; } colors[] = {
+ { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 8 },
+ { { 10, 5, 0}, { 5, 5, 0}, { 0, 5, 0}, { 15, 1, 0}, 16 },
+ { { 11, 5, 0}, { 5, 6, 0}, { 0, 5, 0}, { 0, 0, 0}, 16 },
+ { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 24, 8, 0}, 32 },
+ { { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 4 },
+ { { 16, 8, 0}, { 8, 8, 0}, { 0, 8, 0}, { 0, 0, 0}, 24 },
+ { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode with (default) VGA8x16 */
+ { { 0, 6, 0}, { 0, 6, 0}, { 0, 6, 0}, { 0, 0, 0}, 0 }, /* textmode hardwired to VGA8x8 */
+};
+
+/* initialized by setup, see explanation at end of file (search for MODULE_PARM_DESC) */
+static unsigned int mem; /* "matroxfb:mem:xxxxxM" */
+static int option_precise_width = 1; /* cannot be changed, option_precise_width==0 must imply noaccel */
+static int inv24; /* "matroxfb:inv24" */
+static int cross4MB = -1; /* "matroxfb:cross4MB" */
+static int disabled; /* "matroxfb:disabled" */
+static int noaccel; /* "matroxfb:noaccel" */
+static int nopan; /* "matroxfb:nopan" */
+static int no_pci_retry; /* "matroxfb:nopciretry" */
+static int novga; /* "matroxfb:novga" */
+static int nobios; /* "matroxfb:nobios" */
+static int noinit = 1; /* "matroxfb:init" */
+static int inverse; /* "matroxfb:inverse" */
+static int sgram; /* "matroxfb:sgram" */
+#ifdef CONFIG_MTRR
+static int mtrr = 1; /* "matroxfb:nomtrr" */
+#endif
+static int grayscale; /* "matroxfb:grayscale" */
+static int dev = -1; /* "matroxfb:dev:xxxxx" */
+static unsigned int vesa = ~0; /* "matroxfb:vesa:xxxxx" */
+static int depth = -1; /* "matroxfb:depth:xxxxx" */
+static unsigned int xres; /* "matroxfb:xres:xxxxx" */
+static unsigned int yres; /* "matroxfb:yres:xxxxx" */
+static unsigned int upper = ~0; /* "matroxfb:upper:xxxxx" */
+static unsigned int lower = ~0; /* "matroxfb:lower:xxxxx" */
+static unsigned int vslen; /* "matroxfb:vslen:xxxxx" */
+static unsigned int left = ~0; /* "matroxfb:left:xxxxx" */
+static unsigned int right = ~0; /* "matroxfb:right:xxxxx" */
+static unsigned int hslen; /* "matroxfb:hslen:xxxxx" */
+static unsigned int pixclock; /* "matroxfb:pixclock:xxxxx" */
+static int sync = -1; /* "matroxfb:sync:xxxxx" */
+static unsigned int fv; /* "matroxfb:fv:xxxxx" */
+static unsigned int fh; /* "matroxfb:fh:xxxxxk" */
+static unsigned int maxclk; /* "matroxfb:maxclk:xxxxM" */
+static int dfp; /* "matroxfb:dfp */
+static int dfp_type = -1; /* "matroxfb:dfp:xxx */
+static int memtype = -1; /* "matroxfb:memtype:xxx" */
+static char outputs[8]; /* "matroxfb:outputs:xxx" */
+
+#ifndef MODULE
+static char videomode[64]; /* "matroxfb:mode:xxxxx" or "matroxfb:xxxxx" */
+#endif
+
+static int matroxfb_getmemory(struct matrox_fb_info *minfo,
+ unsigned int maxSize, unsigned int *realSize)
+{
+ vaddr_t vm;
+ unsigned int offs;
+ unsigned int offs2;
+ unsigned char orig;
+ unsigned char bytes[32];
+ unsigned char* tmp;
+
+ DBG(__func__)
+
+ vm = minfo->video.vbase;
+ maxSize &= ~0x1FFFFF; /* must be X*2MB (really it must be 2 or X*4MB) */
+ /* at least 2MB */
+ if (maxSize < 0x0200000) return 0;
+ if (maxSize > 0x2000000) maxSize = 0x2000000;
+
+ mga_outb(M_EXTVGA_INDEX, 0x03);
+ orig = mga_inb(M_EXTVGA_DATA);
+ mga_outb(M_EXTVGA_DATA, orig | 0x80);
+
+ tmp = bytes;
+ for (offs = 0x100000; offs < maxSize; offs += 0x200000)
+ *tmp++ = mga_readb(vm, offs);
+ for (offs = 0x100000; offs < maxSize; offs += 0x200000)
+ mga_writeb(vm, offs, 0x02);
+ mga_outb(M_CACHEFLUSH, 0x00);
+ for (offs = 0x100000; offs < maxSize; offs += 0x200000) {
+ if (mga_readb(vm, offs) != 0x02)
+ break;
+ mga_writeb(vm, offs, mga_readb(vm, offs) - 0x02);
+ if (mga_readb(vm, offs))
+ break;
+ }
+ tmp = bytes;
+ for (offs2 = 0x100000; offs2 < maxSize; offs2 += 0x200000)
+ mga_writeb(vm, offs2, *tmp++);
+
+ mga_outb(M_EXTVGA_INDEX, 0x03);
+ mga_outb(M_EXTVGA_DATA, orig);
+
+ *realSize = offs - 0x100000;
+#ifdef CONFIG_FB_MATROX_MILLENIUM
+ minfo->interleave = !(!isMillenium(minfo) || ((offs - 0x100000) & 0x3FFFFF));
+#endif
+ return 1;
+}
+
+struct video_board {
+ int maxvram;
+ int maxdisplayable;
+ int accelID;
+ struct matrox_switch* lowlevel;
+ };
+#ifdef CONFIG_FB_MATROX_MILLENIUM
+static struct video_board vbMillennium = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA2064W, &matrox_millennium};
+static struct video_board vbMillennium2 = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W, &matrox_millennium};
+static struct video_board vbMillennium2A = {0x1000000, 0x0800000, FB_ACCEL_MATROX_MGA2164W_AGP, &matrox_millennium};
+#endif /* CONFIG_FB_MATROX_MILLENIUM */
+#ifdef CONFIG_FB_MATROX_MYSTIQUE
+static struct video_board vbMystique = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGA1064SG, &matrox_mystique};
+#endif /* CONFIG_FB_MATROX_MYSTIQUE */
+#ifdef CONFIG_FB_MATROX_G
+static struct video_board vbG100 = {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGAG100, &matrox_G100};
+static struct video_board vbG200 = {0x1000000, 0x1000000, FB_ACCEL_MATROX_MGAG200, &matrox_G100};
+/* from doc it looks like that accelerator can draw only to low 16MB :-( Direct accesses & displaying are OK for
+ whole 32MB */
+static struct video_board vbG400 = {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400, &matrox_G100};
+#endif
+
+#define DEVF_VIDEO64BIT 0x0001
+#define DEVF_SWAPS 0x0002
+#define DEVF_SRCORG 0x0004
+#define DEVF_DUALHEAD 0x0008
+#define DEVF_CROSS4MB 0x0010
+#define DEVF_TEXT4B 0x0020
+/* #define DEVF_recycled 0x0040 */
+/* #define DEVF_recycled 0x0080 */
+#define DEVF_SUPPORT32MB 0x0100
+#define DEVF_ANY_VXRES 0x0200
+#define DEVF_TEXT16B 0x0400
+#define DEVF_CRTC2 0x0800
+#define DEVF_MAVEN_CAPABLE 0x1000
+#define DEVF_PANELLINK_CAPABLE 0x2000
+#define DEVF_G450DAC 0x4000
+
+#define DEVF_GCORE (DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB)
+#define DEVF_G2CORE (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_MAVEN_CAPABLE | DEVF_PANELLINK_CAPABLE | DEVF_SRCORG | DEVF_DUALHEAD)
+#define DEVF_G100 (DEVF_GCORE) /* no doc, no vxres... */
+#define DEVF_G200 (DEVF_G2CORE)
+#define DEVF_G400 (DEVF_G2CORE | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2)
+/* if you'll find how to drive DFP... */
+#define DEVF_G450 (DEVF_GCORE | DEVF_ANY_VXRES | DEVF_SUPPORT32MB | DEVF_TEXT16B | DEVF_CRTC2 | DEVF_G450DAC | DEVF_SRCORG | DEVF_DUALHEAD)
+#define DEVF_G550 (DEVF_G450)
+
+static struct board {
+ unsigned short vendor, device, rev, svid, sid;
+ unsigned int flags;
+ unsigned int maxclk;
+ enum mga_chip chip;
+ struct video_board* base;
+ const char* name;
+ } dev_list[] = {
+#ifdef CONFIG_FB_MATROX_MILLENIUM
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL, 0xFF,
+ 0, 0,
+ DEVF_TEXT4B,
+ 230000,
+ MGA_2064,
+ &vbMillennium,
+ "Millennium (PCI)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2, 0xFF,
+ 0, 0,
+ DEVF_SWAPS,
+ 220000,
+ MGA_2164,
+ &vbMillennium2,
+ "Millennium II (PCI)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP, 0xFF,
+ 0, 0,
+ DEVF_SWAPS,
+ 250000,
+ MGA_2164,
+ &vbMillennium2A,
+ "Millennium II (AGP)"},
+#endif
+#ifdef CONFIG_FB_MATROX_MYSTIQUE
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0x02,
+ 0, 0,
+ DEVF_VIDEO64BIT | DEVF_CROSS4MB,
+ 180000,
+ MGA_1064,
+ &vbMystique,
+ "Mystique (PCI)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS, 0xFF,
+ 0, 0,
+ DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB,
+ 220000,
+ MGA_1164,
+ &vbMystique,
+ "Mystique 220 (PCI)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS_AGP, 0x02,
+ 0, 0,
+ DEVF_VIDEO64BIT | DEVF_CROSS4MB,
+ 180000,
+ MGA_1064,
+ &vbMystique,
+ "Mystique (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS_AGP, 0xFF,
+ 0, 0,
+ DEVF_VIDEO64BIT | DEVF_SWAPS | DEVF_CROSS4MB,
+ 220000,
+ MGA_1164,
+ &vbMystique,
+ "Mystique 220 (AGP)"},
+#endif
+#ifdef CONFIG_FB_MATROX_G
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_MM, 0xFF,
+ 0, 0,
+ DEVF_G100,
+ 230000,
+ MGA_G100,
+ &vbG100,
+ "MGA-G100 (PCI)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, 0xFF,
+ 0, 0,
+ DEVF_G100,
+ 230000,
+ MGA_G100,
+ &vbG100,
+ "MGA-G100 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 0xFF,
+ 0, 0,
+ DEVF_G200,
+ 250000,
+ MGA_G200,
+ &vbG200,
+ "MGA-G200 (PCI)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
+ PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_GENERIC,
+ DEVF_G200,
+ 220000,
+ MGA_G200,
+ &vbG200,
+ "MGA-G200 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
+ PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP,
+ DEVF_G200,
+ 230000,
+ MGA_G200,
+ &vbG200,
+ "Mystique G200 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
+ PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENIUM_G200_AGP,
+ DEVF_G200,
+ 250000,
+ MGA_G200,
+ &vbG200,
+ "Millennium G200 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
+ PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MARVEL_G200_AGP,
+ DEVF_G200,
+ 230000,
+ MGA_G200,
+ &vbG200,
+ "Marvel G200 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
+ PCI_SS_VENDOR_ID_SIEMENS_NIXDORF, PCI_SS_ID_SIEMENS_MGA_G200_AGP,
+ DEVF_G200,
+ 230000,
+ MGA_G200,
+ &vbG200,
+ "MGA-G200 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, 0xFF,
+ 0, 0,
+ DEVF_G200,
+ 230000,
+ MGA_G200,
+ &vbG200,
+ "G200 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0x80,
+ PCI_SS_VENDOR_ID_MATROX, PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP,
+ DEVF_G400,
+ 360000,
+ MGA_G400,
+ &vbG400,
+ "Millennium G400 MAX (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0x80,
+ 0, 0,
+ DEVF_G400,
+ 300000,
+ MGA_G400,
+ &vbG400,
+ "G400 (AGP)"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, 0xFF,
+ 0, 0,
+ DEVF_G450,
+ 360000,
+ MGA_G450,
+ &vbG400,
+ "G450"},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550, 0xFF,
+ 0, 0,
+ DEVF_G550,
+ 360000,
+ MGA_G550,
+ &vbG400,
+ "G550"},
+#endif
+ {0, 0, 0xFF,
+ 0, 0,
+ 0,
+ 0,
+ 0,
+ NULL,
+ NULL}};
+
+#ifndef MODULE
+static struct fb_videomode defaultmode = {
+ /* 640x480 @ 60Hz, 31.5 kHz */
+ NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2,
+ 0, FB_VMODE_NONINTERLACED
+};
+#endif /* !MODULE */
+
+static int hotplug = 0;
+
+static void setDefaultOutputs(struct matrox_fb_info *minfo)
+{
+ unsigned int i;
+ const char* ptr;
+
+ minfo->outputs[0].default_src = MATROXFB_SRC_CRTC1;
+ if (minfo->devflags.g450dac) {
+ minfo->outputs[1].default_src = MATROXFB_SRC_CRTC1;
+ minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1;
+ } else if (dfp) {
+ minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1;
+ }
+ ptr = outputs;
+ for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
+ char c = *ptr++;
+
+ if (c == 0) {
+ break;
+ }
+ if (c == '0') {
+ minfo->outputs[i].default_src = MATROXFB_SRC_NONE;
+ } else if (c == '1') {
+ minfo->outputs[i].default_src = MATROXFB_SRC_CRTC1;
+ } else if (c == '2' && minfo->devflags.crtc2) {
+ minfo->outputs[i].default_src = MATROXFB_SRC_CRTC2;
+ } else {
+ printk(KERN_ERR "matroxfb: Unknown outputs setting\n");
+ break;
+ }
+ }
+ /* Nullify this option for subsequent adapters */
+ outputs[0] = 0;
+}
+
+static int initMatrox2(struct matrox_fb_info *minfo, struct board *b)
+{
+ unsigned long ctrlptr_phys = 0;
+ unsigned long video_base_phys = 0;
+ unsigned int memsize;
+ int err;
+
+ static struct pci_device_id intel_82437[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437) },
+ { },
+ };
+
+ DBG(__func__)
+
+ /* set default values... */
+ vesafb_defined.accel_flags = FB_ACCELF_TEXT;
+
+ minfo->hw_switch = b->base->lowlevel;
+ minfo->devflags.accelerator = b->base->accelID;
+ minfo->max_pixel_clock = b->maxclk;
+
+ printk(KERN_INFO "matroxfb: Matrox %s detected\n", b->name);
+ minfo->capable.plnwt = 1;
+ minfo->chip = b->chip;
+ minfo->capable.srcorg = b->flags & DEVF_SRCORG;
+ minfo->devflags.video64bits = b->flags & DEVF_VIDEO64BIT;
+ if (b->flags & DEVF_TEXT4B) {
+ minfo->devflags.vgastep = 4;
+ minfo->devflags.textmode = 4;
+ minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16;
+ } else if (b->flags & DEVF_TEXT16B) {
+ minfo->devflags.vgastep = 16;
+ minfo->devflags.textmode = 1;
+ minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16;
+ } else {
+ minfo->devflags.vgastep = 8;
+ minfo->devflags.textmode = 1;
+ minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP8;
+ }
+ minfo->devflags.support32MB = (b->flags & DEVF_SUPPORT32MB) != 0;
+ minfo->devflags.precise_width = !(b->flags & DEVF_ANY_VXRES);
+ minfo->devflags.crtc2 = (b->flags & DEVF_CRTC2) != 0;
+ minfo->devflags.maven_capable = (b->flags & DEVF_MAVEN_CAPABLE) != 0;
+ minfo->devflags.dualhead = (b->flags & DEVF_DUALHEAD) != 0;
+ minfo->devflags.dfp_type = dfp_type;
+ minfo->devflags.g450dac = (b->flags & DEVF_G450DAC) != 0;
+ minfo->devflags.textstep = minfo->devflags.vgastep * minfo->devflags.textmode;
+ minfo->devflags.textvram = 65536 / minfo->devflags.textmode;
+ setDefaultOutputs(minfo);
+ if (b->flags & DEVF_PANELLINK_CAPABLE) {
+ minfo->outputs[2].data = minfo;
+ minfo->outputs[2].output = &panellink_output;
+ minfo->outputs[2].src = minfo->outputs[2].default_src;
+ minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+ minfo->devflags.panellink = 1;
+ }
+
+ if (minfo->capable.cross4MB < 0)
+ minfo->capable.cross4MB = b->flags & DEVF_CROSS4MB;
+ if (b->flags & DEVF_SWAPS) {
+ ctrlptr_phys = pci_resource_start(minfo->pcidev, 1);
+ video_base_phys = pci_resource_start(minfo->pcidev, 0);
+ minfo->devflags.fbResource = PCI_BASE_ADDRESS_0;
+ } else {
+ ctrlptr_phys = pci_resource_start(minfo->pcidev, 0);
+ video_base_phys = pci_resource_start(minfo->pcidev, 1);
+ minfo->devflags.fbResource = PCI_BASE_ADDRESS_1;
+ }
+ err = -EINVAL;
+ if (!ctrlptr_phys) {
+ printk(KERN_ERR "matroxfb: control registers are not available, matroxfb disabled\n");
+ goto fail;
+ }
+ if (!video_base_phys) {
+ printk(KERN_ERR "matroxfb: video RAM is not available in PCI address space, matroxfb disabled\n");
+ goto fail;
+ }
+ memsize = b->base->maxvram;
+ if (!request_mem_region(ctrlptr_phys, 16384, "matroxfb MMIO")) {
+ goto fail;
+ }
+ if (!request_mem_region(video_base_phys, memsize, "matroxfb FB")) {
+ goto failCtrlMR;
+ }
+ minfo->video.len_maximum = memsize;
+ /* convert mem (autodetect k, M) */
+ if (mem < 1024) mem *= 1024;
+ if (mem < 0x00100000) mem *= 1024;
+
+ if (mem && (mem < memsize))
+ memsize = mem;
+ err = -ENOMEM;
+ if (mga_ioremap(ctrlptr_phys, 16384, MGA_IOREMAP_MMIO, &minfo->mmio.vbase)) {
+ printk(KERN_ERR "matroxfb: cannot ioremap(%lX, 16384), matroxfb disabled\n", ctrlptr_phys);
+ goto failVideoMR;
+ }
+ minfo->mmio.base = ctrlptr_phys;
+ minfo->mmio.len = 16384;
+ minfo->video.base = video_base_phys;
+ if (mga_ioremap(video_base_phys, memsize, MGA_IOREMAP_FB, &minfo->video.vbase)) {
+ printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n",
+ video_base_phys, memsize);
+ goto failCtrlIO;
+ }
+ {
+ u_int32_t cmd;
+ u_int32_t mga_option;
+
+ pci_read_config_dword(minfo->pcidev, PCI_OPTION_REG, &mga_option);
+ pci_read_config_dword(minfo->pcidev, PCI_COMMAND, &cmd);
+ mga_option &= 0x7FFFFFFF; /* clear BIG_ENDIAN */
+ mga_option |= MX_OPTION_BSWAP;
+ /* disable palette snooping */
+ cmd &= ~PCI_COMMAND_VGA_PALETTE;
+ if (pci_dev_present(intel_82437)) {
+ if (!(mga_option & 0x20000000) && !minfo->devflags.nopciretry) {
+ printk(KERN_WARNING "matroxfb: Disabling PCI retries due to i82437 present\n");
+ }
+ mga_option |= 0x20000000;
+ minfo->devflags.nopciretry = 1;
+ }
+ pci_write_config_dword(minfo->pcidev, PCI_COMMAND, cmd);
+ pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mga_option);
+ minfo->hw.MXoptionReg = mga_option;
+
+ /* select non-DMA memory for PCI_MGA_DATA, otherwise dump of PCI cfg space can lock PCI bus */
+ /* maybe preinit() candidate, but it is same... for all devices... at this time... */
+ pci_write_config_dword(minfo->pcidev, PCI_MGA_INDEX, 0x00003C00);
+ }
+
+ err = -ENXIO;
+ matroxfb_read_pins(minfo);
+ if (minfo->hw_switch->preinit(minfo)) {
+ goto failVideoIO;
+ }
+
+ err = -ENOMEM;
+ if (!matroxfb_getmemory(minfo, memsize, &minfo->video.len) || !minfo->video.len) {
+ printk(KERN_ERR "matroxfb: cannot determine memory size\n");
+ goto failVideoIO;
+ }
+ minfo->devflags.ydstorg = 0;
+
+ minfo->video.base = video_base_phys;
+ minfo->video.len_usable = minfo->video.len;
+ if (minfo->video.len_usable > b->base->maxdisplayable)
+ minfo->video.len_usable = b->base->maxdisplayable;
+#ifdef CONFIG_MTRR
+ if (mtrr) {
+ minfo->mtrr.vram = mtrr_add(video_base_phys, minfo->video.len, MTRR_TYPE_WRCOMB, 1);
+ minfo->mtrr.vram_valid = 1;
+ printk(KERN_INFO "matroxfb: MTRR's turned on\n");
+ }
+#endif /* CONFIG_MTRR */
+
+ if (!minfo->devflags.novga)
+ request_region(0x3C0, 32, "matrox");
+ matroxfb_g450_connect(minfo);
+ minfo->hw_switch->reset(minfo);
+
+ minfo->fbcon.monspecs.hfmin = 0;
+ minfo->fbcon.monspecs.hfmax = fh;
+ minfo->fbcon.monspecs.vfmin = 0;
+ minfo->fbcon.monspecs.vfmax = fv;
+ minfo->fbcon.monspecs.dpms = 0; /* TBD */
+
+ /* static settings */
+ vesafb_defined.red = colors[depth-1].red;
+ vesafb_defined.green = colors[depth-1].green;
+ vesafb_defined.blue = colors[depth-1].blue;
+ vesafb_defined.bits_per_pixel = colors[depth-1].bits_per_pixel;
+ vesafb_defined.grayscale = grayscale;
+ vesafb_defined.vmode = 0;
+ if (noaccel)
+ vesafb_defined.accel_flags &= ~FB_ACCELF_TEXT;
+
+ minfo->fbops = matroxfb_ops;
+ minfo->fbcon.fbops = &minfo->fbops;
+ minfo->fbcon.pseudo_palette = minfo->cmap;
+ /* after __init time we are like module... no logo */
+ minfo->fbcon.flags = hotplug ? FBINFO_FLAG_MODULE : FBINFO_FLAG_DEFAULT;
+ minfo->fbcon.flags |= FBINFO_PARTIAL_PAN_OK | /* Prefer panning for scroll under MC viewer/edit */
+ FBINFO_HWACCEL_COPYAREA | /* We have hw-assisted bmove */
+ FBINFO_HWACCEL_FILLRECT | /* And fillrect */
+ FBINFO_HWACCEL_IMAGEBLIT | /* And imageblit */
+ FBINFO_HWACCEL_XPAN | /* And we support both horizontal */
+ FBINFO_HWACCEL_YPAN | /* And vertical panning */
+ FBINFO_READS_FAST;
+ minfo->video.len_usable &= PAGE_MASK;
+ fb_alloc_cmap(&minfo->fbcon.cmap, 256, 1);
+
+#ifndef MODULE
+ /* mode database is marked __init!!! */
+ if (!hotplug) {
+ fb_find_mode(&vesafb_defined, &minfo->fbcon, videomode[0] ? videomode : NULL,
+ NULL, 0, &defaultmode, vesafb_defined.bits_per_pixel);
+ }
+#endif /* !MODULE */
+
+ /* mode modifiers */
+ if (hslen)
+ vesafb_defined.hsync_len = hslen;
+ if (vslen)
+ vesafb_defined.vsync_len = vslen;
+ if (left != ~0)
+ vesafb_defined.left_margin = left;
+ if (right != ~0)
+ vesafb_defined.right_margin = right;
+ if (upper != ~0)
+ vesafb_defined.upper_margin = upper;
+ if (lower != ~0)
+ vesafb_defined.lower_margin = lower;
+ if (xres)
+ vesafb_defined.xres = xres;
+ if (yres)
+ vesafb_defined.yres = yres;
+ if (sync != -1)
+ vesafb_defined.sync = sync;
+ else if (vesafb_defined.sync == ~0) {
+ vesafb_defined.sync = 0;
+ if (yres < 400)
+ vesafb_defined.sync |= FB_SYNC_HOR_HIGH_ACT;
+ else if (yres < 480)
+ vesafb_defined.sync |= FB_SYNC_VERT_HIGH_ACT;
+ }
+
+ /* fv, fh, maxclk limits was specified */
+ {
+ unsigned int tmp;
+
+ if (fv) {
+ tmp = fv * (vesafb_defined.upper_margin + vesafb_defined.yres
+ + vesafb_defined.lower_margin + vesafb_defined.vsync_len);
+ if ((tmp < fh) || (fh == 0)) fh = tmp;
+ }
+ if (fh) {
+ tmp = fh * (vesafb_defined.left_margin + vesafb_defined.xres
+ + vesafb_defined.right_margin + vesafb_defined.hsync_len);
+ if ((tmp < maxclk) || (maxclk == 0)) maxclk = tmp;
+ }
+ tmp = (maxclk + 499) / 500;
+ if (tmp) {
+ tmp = (2000000000 + tmp) / tmp;
+ if (tmp > pixclock) pixclock = tmp;
+ }
+ }
+ if (pixclock) {
+ if (pixclock < 2000) /* > 500MHz */
+ pixclock = 4000; /* 250MHz */
+ if (pixclock > 1000000)
+ pixclock = 1000000; /* 1MHz */
+ vesafb_defined.pixclock = pixclock;
+ }
+
+ /* FIXME: Where to move this?! */
+#if defined(CONFIG_PPC_PMAC)
+#ifndef MODULE
+ if (machine_is(powermac)) {
+ struct fb_var_screeninfo var;
+ if (default_vmode <= 0 || default_vmode > VMODE_MAX)
+ default_vmode = VMODE_640_480_60;
+#ifdef CONFIG_NVRAM
+ if (default_cmode == CMODE_NVRAM)
+ default_cmode = nvram_read_byte(NV_CMODE);
+#endif
+ if (default_cmode < CMODE_8 || default_cmode > CMODE_32)
+ default_cmode = CMODE_8;
+ if (!mac_vmode_to_var(default_vmode, default_cmode, &var)) {
+ var.accel_flags = vesafb_defined.accel_flags;
+ var.xoffset = var.yoffset = 0;
+ /* Note: mac_vmode_to_var() does not set all parameters */
+ vesafb_defined = var;
+ }
+ }
+#endif /* !MODULE */
+#endif /* CONFIG_PPC_PMAC */
+ vesafb_defined.xres_virtual = vesafb_defined.xres;
+ if (nopan) {
+ vesafb_defined.yres_virtual = vesafb_defined.yres;
+ } else {
+ vesafb_defined.yres_virtual = 65536; /* large enough to be INF, but small enough
+ to yres_virtual * xres_virtual < 2^32 */
+ }
+ matroxfb_init_fix(minfo);
+ minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase);
+ /* Normalize values (namely yres_virtual) */
+ matroxfb_check_var(&vesafb_defined, &minfo->fbcon);
+ /* And put it into "current" var. Do NOT program hardware yet, or we'll not take over
+ * vgacon correctly. fbcon_startup will call fb_set_par for us, WITHOUT check_var,
+ * and unfortunately it will do it BEFORE vgacon contents is saved, so it won't work
+ * anyway. But we at least tried... */
+ minfo->fbcon.var = vesafb_defined;
+ err = -EINVAL;
+
+ printk(KERN_INFO "matroxfb: %dx%dx%dbpp (virtual: %dx%d)\n",
+ vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel,
+ vesafb_defined.xres_virtual, vesafb_defined.yres_virtual);
+ printk(KERN_INFO "matroxfb: framebuffer at 0x%lX, mapped to 0x%p, size %d\n",
+ minfo->video.base, vaddr_va(minfo->video.vbase), minfo->video.len);
+
+/* We do not have to set currcon to 0... register_framebuffer do it for us on first console
+ * and we do not want currcon == 0 for subsequent framebuffers */
+
+ minfo->fbcon.device = &minfo->pcidev->dev;
+ if (register_framebuffer(&minfo->fbcon) < 0) {
+ goto failVideoIO;
+ }
+ fb_info(&minfo->fbcon, "%s frame buffer device\n", minfo->fbcon.fix.id);
+
+ /* there is no console on this fb... but we have to initialize hardware
+ * until someone tells me what is proper thing to do */
+ if (!minfo->initialized) {
+ fb_info(&minfo->fbcon, "initializing hardware\n");
+ /* We have to use FB_ACTIVATE_FORCE, as we had to put vesafb_defined to the fbcon.var
+ * already before, so register_framebuffer works correctly. */
+ vesafb_defined.activate |= FB_ACTIVATE_FORCE;
+ fb_set_var(&minfo->fbcon, &vesafb_defined);
+ }
+
+ return 0;
+failVideoIO:;
+ matroxfb_g450_shutdown(minfo);
+ mga_iounmap(minfo->video.vbase);
+failCtrlIO:;
+ mga_iounmap(minfo->mmio.vbase);
+failVideoMR:;
+ release_mem_region(video_base_phys, minfo->video.len_maximum);
+failCtrlMR:;
+ release_mem_region(ctrlptr_phys, 16384);
+fail:;
+ return err;
+}
+
+static LIST_HEAD(matroxfb_list);
+static LIST_HEAD(matroxfb_driver_list);
+
+#define matroxfb_l(x) list_entry(x, struct matrox_fb_info, next_fb)
+#define matroxfb_driver_l(x) list_entry(x, struct matroxfb_driver, node)
+int matroxfb_register_driver(struct matroxfb_driver* drv) {
+ struct matrox_fb_info* minfo;
+
+ list_add(&drv->node, &matroxfb_driver_list);
+ for (minfo = matroxfb_l(matroxfb_list.next);
+ minfo != matroxfb_l(&matroxfb_list);
+ minfo = matroxfb_l(minfo->next_fb.next)) {
+ void* p;
+
+ if (minfo->drivers_count == MATROXFB_MAX_FB_DRIVERS)
+ continue;
+ p = drv->probe(minfo);
+ if (p) {
+ minfo->drivers_data[minfo->drivers_count] = p;
+ minfo->drivers[minfo->drivers_count++] = drv;
+ }
+ }
+ return 0;
+}
+
+void matroxfb_unregister_driver(struct matroxfb_driver* drv) {
+ struct matrox_fb_info* minfo;
+
+ list_del(&drv->node);
+ for (minfo = matroxfb_l(matroxfb_list.next);
+ minfo != matroxfb_l(&matroxfb_list);
+ minfo = matroxfb_l(minfo->next_fb.next)) {
+ int i;
+
+ for (i = 0; i < minfo->drivers_count; ) {
+ if (minfo->drivers[i] == drv) {
+ if (drv && drv->remove)
+ drv->remove(minfo, minfo->drivers_data[i]);
+ minfo->drivers[i] = minfo->drivers[--minfo->drivers_count];
+ minfo->drivers_data[i] = minfo->drivers_data[minfo->drivers_count];
+ } else
+ i++;
+ }
+ }
+}
+
+static void matroxfb_register_device(struct matrox_fb_info* minfo) {
+ struct matroxfb_driver* drv;
+ int i = 0;
+ list_add(&minfo->next_fb, &matroxfb_list);
+ for (drv = matroxfb_driver_l(matroxfb_driver_list.next);
+ drv != matroxfb_driver_l(&matroxfb_driver_list);
+ drv = matroxfb_driver_l(drv->node.next)) {
+ if (drv && drv->probe) {
+ void *p = drv->probe(minfo);
+ if (p) {
+ minfo->drivers_data[i] = p;
+ minfo->drivers[i++] = drv;
+ if (i == MATROXFB_MAX_FB_DRIVERS)
+ break;
+ }
+ }
+ }
+ minfo->drivers_count = i;
+}
+
+static void matroxfb_unregister_device(struct matrox_fb_info* minfo) {
+ int i;
+
+ list_del(&minfo->next_fb);
+ for (i = 0; i < minfo->drivers_count; i++) {
+ struct matroxfb_driver* drv = minfo->drivers[i];
+
+ if (drv && drv->remove)
+ drv->remove(minfo, minfo->drivers_data[i]);
+ }
+}
+
+static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dummy) {
+ struct board* b;
+ u_int16_t svid;
+ u_int16_t sid;
+ struct matrox_fb_info* minfo;
+ int err;
+ u_int32_t cmd;
+ DBG(__func__)
+
+ svid = pdev->subsystem_vendor;
+ sid = pdev->subsystem_device;
+ for (b = dev_list; b->vendor; b++) {
+ if ((b->vendor != pdev->vendor) || (b->device != pdev->device) || (b->rev < pdev->revision)) continue;
+ if (b->svid)
+ if ((b->svid != svid) || (b->sid != sid)) continue;
+ break;
+ }
+ /* not match... */
+ if (!b->vendor)
+ return -ENODEV;
+ if (dev > 0) {
+ /* not requested one... */
+ dev--;
+ return -ENODEV;
+ }
+ pci_read_config_dword(pdev, PCI_COMMAND, &cmd);
+ if (pci_enable_device(pdev)) {
+ return -1;
+ }
+
+ minfo = kzalloc(sizeof(*minfo), GFP_KERNEL);
+ if (!minfo)
+ return -1;
+
+ minfo->pcidev = pdev;
+ minfo->dead = 0;
+ minfo->usecount = 0;
+ minfo->userusecount = 0;
+
+ pci_set_drvdata(pdev, minfo);
+ /* DEVFLAGS */
+ minfo->devflags.memtype = memtype;
+ if (memtype != -1)
+ noinit = 0;
+ if (cmd & PCI_COMMAND_MEMORY) {
+ minfo->devflags.novga = novga;
+ minfo->devflags.nobios = nobios;
+ minfo->devflags.noinit = noinit;
+ /* subsequent heads always needs initialization and must not enable BIOS */
+ novga = 1;
+ nobios = 1;
+ noinit = 0;
+ } else {
+ minfo->devflags.novga = 1;
+ minfo->devflags.nobios = 1;
+ minfo->devflags.noinit = 0;
+ }
+
+ minfo->devflags.nopciretry = no_pci_retry;
+ minfo->devflags.mga_24bpp_fix = inv24;
+ minfo->devflags.precise_width = option_precise_width;
+ minfo->devflags.sgram = sgram;
+ minfo->capable.cross4MB = cross4MB;
+
+ spin_lock_init(&minfo->lock.DAC);
+ spin_lock_init(&minfo->lock.accel);
+ init_rwsem(&minfo->crtc2.lock);
+ init_rwsem(&minfo->altout.lock);
+ mutex_init(&minfo->fbcon.mm_lock);
+ minfo->irq_flags = 0;
+ init_waitqueue_head(&minfo->crtc1.vsync.wait);
+ init_waitqueue_head(&minfo->crtc2.vsync.wait);
+ minfo->crtc1.panpos = -1;
+
+ err = initMatrox2(minfo, b);
+ if (!err) {
+ matroxfb_register_device(minfo);
+ return 0;
+ }
+ kfree(minfo);
+ return -1;
+}
+
+static void pci_remove_matrox(struct pci_dev* pdev) {
+ struct matrox_fb_info* minfo;
+
+ minfo = pci_get_drvdata(pdev);
+ matroxfb_remove(minfo, 1);
+}
+
+static struct pci_device_id matroxfb_devices[] = {
+#ifdef CONFIG_FB_MATROX_MILLENIUM
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MIL_2_AGP,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+#endif
+#ifdef CONFIG_FB_MATROX_MYSTIQUE
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_MYS,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+#endif
+#ifdef CONFIG_FB_MATROX_G
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_MM,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+#endif
+ {0, 0,
+ 0, 0, 0, 0, 0}
+};
+
+MODULE_DEVICE_TABLE(pci, matroxfb_devices);
+
+
+static struct pci_driver matroxfb_driver = {
+ .name = "matroxfb",
+ .id_table = matroxfb_devices,
+ .probe = matroxfb_probe,
+ .remove = pci_remove_matrox,
+};
+
+/* **************************** init-time only **************************** */
+
+#define RSResolution(X) ((X) & 0x0F)
+#define RS640x400 1
+#define RS640x480 2
+#define RS800x600 3
+#define RS1024x768 4
+#define RS1280x1024 5
+#define RS1600x1200 6
+#define RS768x576 7
+#define RS960x720 8
+#define RS1152x864 9
+#define RS1408x1056 10
+#define RS640x350 11
+#define RS1056x344 12 /* 132 x 43 text */
+#define RS1056x400 13 /* 132 x 50 text */
+#define RS1056x480 14 /* 132 x 60 text */
+#define RSNoxNo 15
+/* 10-FF */
+static struct { int xres, yres, left, right, upper, lower, hslen, vslen, vfreq; } timmings[] __initdata = {
+ { 640, 400, 48, 16, 39, 8, 96, 2, 70 },
+ { 640, 480, 48, 16, 33, 10, 96, 2, 60 },
+ { 800, 600, 144, 24, 28, 8, 112, 6, 60 },
+ { 1024, 768, 160, 32, 30, 4, 128, 4, 60 },
+ { 1280, 1024, 224, 32, 32, 4, 136, 4, 60 },
+ { 1600, 1200, 272, 48, 32, 5, 152, 5, 60 },
+ { 768, 576, 144, 16, 28, 6, 112, 4, 60 },
+ { 960, 720, 144, 24, 28, 8, 112, 4, 60 },
+ { 1152, 864, 192, 32, 30, 4, 128, 4, 60 },
+ { 1408, 1056, 256, 40, 32, 5, 144, 5, 60 },
+ { 640, 350, 48, 16, 39, 8, 96, 2, 70 },
+ { 1056, 344, 96, 24, 59, 44, 160, 2, 70 },
+ { 1056, 400, 96, 24, 39, 8, 160, 2, 70 },
+ { 1056, 480, 96, 24, 36, 12, 160, 3, 60 },
+ { 0, 0, ~0, ~0, ~0, ~0, 0, 0, 0 }
+};
+
+#define RSCreate(X,Y) ((X) | ((Y) << 8))
+static struct { unsigned int vesa; unsigned int info; } *RSptr, vesamap[] __initdata = {
+/* default must be first */
+ { ~0, RSCreate(RSNoxNo, RS8bpp ) },
+ { 0x101, RSCreate(RS640x480, RS8bpp ) },
+ { 0x100, RSCreate(RS640x400, RS8bpp ) },
+ { 0x180, RSCreate(RS768x576, RS8bpp ) },
+ { 0x103, RSCreate(RS800x600, RS8bpp ) },
+ { 0x188, RSCreate(RS960x720, RS8bpp ) },
+ { 0x105, RSCreate(RS1024x768, RS8bpp ) },
+ { 0x190, RSCreate(RS1152x864, RS8bpp ) },
+ { 0x107, RSCreate(RS1280x1024, RS8bpp ) },
+ { 0x198, RSCreate(RS1408x1056, RS8bpp ) },
+ { 0x11C, RSCreate(RS1600x1200, RS8bpp ) },
+ { 0x110, RSCreate(RS640x480, RS15bpp) },
+ { 0x181, RSCreate(RS768x576, RS15bpp) },
+ { 0x113, RSCreate(RS800x600, RS15bpp) },
+ { 0x189, RSCreate(RS960x720, RS15bpp) },
+ { 0x116, RSCreate(RS1024x768, RS15bpp) },
+ { 0x191, RSCreate(RS1152x864, RS15bpp) },
+ { 0x119, RSCreate(RS1280x1024, RS15bpp) },
+ { 0x199, RSCreate(RS1408x1056, RS15bpp) },
+ { 0x11D, RSCreate(RS1600x1200, RS15bpp) },
+ { 0x111, RSCreate(RS640x480, RS16bpp) },
+ { 0x182, RSCreate(RS768x576, RS16bpp) },
+ { 0x114, RSCreate(RS800x600, RS16bpp) },
+ { 0x18A, RSCreate(RS960x720, RS16bpp) },
+ { 0x117, RSCreate(RS1024x768, RS16bpp) },
+ { 0x192, RSCreate(RS1152x864, RS16bpp) },
+ { 0x11A, RSCreate(RS1280x1024, RS16bpp) },
+ { 0x19A, RSCreate(RS1408x1056, RS16bpp) },
+ { 0x11E, RSCreate(RS1600x1200, RS16bpp) },
+ { 0x1B2, RSCreate(RS640x480, RS24bpp) },
+ { 0x184, RSCreate(RS768x576, RS24bpp) },
+ { 0x1B5, RSCreate(RS800x600, RS24bpp) },
+ { 0x18C, RSCreate(RS960x720, RS24bpp) },
+ { 0x1B8, RSCreate(RS1024x768, RS24bpp) },
+ { 0x194, RSCreate(RS1152x864, RS24bpp) },
+ { 0x1BB, RSCreate(RS1280x1024, RS24bpp) },
+ { 0x19C, RSCreate(RS1408x1056, RS24bpp) },
+ { 0x1BF, RSCreate(RS1600x1200, RS24bpp) },
+ { 0x112, RSCreate(RS640x480, RS32bpp) },
+ { 0x183, RSCreate(RS768x576, RS32bpp) },
+ { 0x115, RSCreate(RS800x600, RS32bpp) },
+ { 0x18B, RSCreate(RS960x720, RS32bpp) },
+ { 0x118, RSCreate(RS1024x768, RS32bpp) },
+ { 0x193, RSCreate(RS1152x864, RS32bpp) },
+ { 0x11B, RSCreate(RS1280x1024, RS32bpp) },
+ { 0x19B, RSCreate(RS1408x1056, RS32bpp) },
+ { 0x11F, RSCreate(RS1600x1200, RS32bpp) },
+ { 0x010, RSCreate(RS640x350, RS4bpp ) },
+ { 0x012, RSCreate(RS640x480, RS4bpp ) },
+ { 0x102, RSCreate(RS800x600, RS4bpp ) },
+ { 0x104, RSCreate(RS1024x768, RS4bpp ) },
+ { 0x106, RSCreate(RS1280x1024, RS4bpp ) },
+ { 0, 0 }};
+
+static void __init matroxfb_init_params(void) {
+ /* fh from kHz to Hz */
+ if (fh < 1000)
+ fh *= 1000; /* 1kHz minimum */
+ /* maxclk */
+ if (maxclk < 1000) maxclk *= 1000; /* kHz -> Hz, MHz -> kHz */
+ if (maxclk < 1000000) maxclk *= 1000; /* kHz -> Hz, 1MHz minimum */
+ /* fix VESA number */
+ if (vesa != ~0)
+ vesa &= 0x1DFF; /* mask out clearscreen, acceleration and so on */
+
+ /* static settings */
+ for (RSptr = vesamap; RSptr->vesa; RSptr++) {
+ if (RSptr->vesa == vesa) break;
+ }
+ if (!RSptr->vesa) {
+ printk(KERN_ERR "Invalid vesa mode 0x%04X\n", vesa);
+ RSptr = vesamap;
+ }
+ {
+ int res = RSResolution(RSptr->info)-1;
+ if (left == ~0)
+ left = timmings[res].left;
+ if (!xres)
+ xres = timmings[res].xres;
+ if (right == ~0)
+ right = timmings[res].right;
+ if (!hslen)
+ hslen = timmings[res].hslen;
+ if (upper == ~0)
+ upper = timmings[res].upper;
+ if (!yres)
+ yres = timmings[res].yres;
+ if (lower == ~0)
+ lower = timmings[res].lower;
+ if (!vslen)
+ vslen = timmings[res].vslen;
+ if (!(fv||fh||maxclk||pixclock))
+ fv = timmings[res].vfreq;
+ if (depth == -1)
+ depth = RSDepth(RSptr->info);
+ }
+}
+
+static int __init matrox_init(void) {
+ int err;
+
+ matroxfb_init_params();
+ err = pci_register_driver(&matroxfb_driver);
+ dev = -1; /* accept all new devices... */
+ return err;
+}
+
+/* **************************** exit-time only **************************** */
+
+static void __exit matrox_done(void) {
+ pci_unregister_driver(&matroxfb_driver);
+}
+
+#ifndef MODULE
+
+/* ************************* init in-kernel code ************************** */
+
+static int __init matroxfb_setup(char *options) {
+ char *this_opt;
+
+ DBG(__func__)
+
+ if (!options || !*options)
+ return 0;
+
+ while ((this_opt = strsep(&options, ",")) != NULL) {
+ if (!*this_opt) continue;
+
+ dprintk("matroxfb_setup: option %s\n", this_opt);
+
+ if (!strncmp(this_opt, "dev:", 4))
+ dev = simple_strtoul(this_opt+4, NULL, 0);
+ else if (!strncmp(this_opt, "depth:", 6)) {
+ switch (simple_strtoul(this_opt+6, NULL, 0)) {
+ case 0: depth = RSText; break;
+ case 4: depth = RS4bpp; break;
+ case 8: depth = RS8bpp; break;
+ case 15:depth = RS15bpp; break;
+ case 16:depth = RS16bpp; break;
+ case 24:depth = RS24bpp; break;
+ case 32:depth = RS32bpp; break;
+ default:
+ printk(KERN_ERR "matroxfb: unsupported color depth\n");
+ }
+ } else if (!strncmp(this_opt, "xres:", 5))
+ xres = simple_strtoul(this_opt+5, NULL, 0);
+ else if (!strncmp(this_opt, "yres:", 5))
+ yres = simple_strtoul(this_opt+5, NULL, 0);
+ else if (!strncmp(this_opt, "vslen:", 6))
+ vslen = simple_strtoul(this_opt+6, NULL, 0);
+ else if (!strncmp(this_opt, "hslen:", 6))
+ hslen = simple_strtoul(this_opt+6, NULL, 0);
+ else if (!strncmp(this_opt, "left:", 5))
+ left = simple_strtoul(this_opt+5, NULL, 0);
+ else if (!strncmp(this_opt, "right:", 6))
+ right = simple_strtoul(this_opt+6, NULL, 0);
+ else if (!strncmp(this_opt, "upper:", 6))
+ upper = simple_strtoul(this_opt+6, NULL, 0);
+ else if (!strncmp(this_opt, "lower:", 6))
+ lower = simple_strtoul(this_opt+6, NULL, 0);
+ else if (!strncmp(this_opt, "pixclock:", 9))
+ pixclock = simple_strtoul(this_opt+9, NULL, 0);
+ else if (!strncmp(this_opt, "sync:", 5))
+ sync = simple_strtoul(this_opt+5, NULL, 0);
+ else if (!strncmp(this_opt, "vesa:", 5))
+ vesa = simple_strtoul(this_opt+5, NULL, 0);
+ else if (!strncmp(this_opt, "maxclk:", 7))
+ maxclk = simple_strtoul(this_opt+7, NULL, 0);
+ else if (!strncmp(this_opt, "fh:", 3))
+ fh = simple_strtoul(this_opt+3, NULL, 0);
+ else if (!strncmp(this_opt, "fv:", 3))
+ fv = simple_strtoul(this_opt+3, NULL, 0);
+ else if (!strncmp(this_opt, "mem:", 4))
+ mem = simple_strtoul(this_opt+4, NULL, 0);
+ else if (!strncmp(this_opt, "mode:", 5))
+ strlcpy(videomode, this_opt+5, sizeof(videomode));
+ else if (!strncmp(this_opt, "outputs:", 8))
+ strlcpy(outputs, this_opt+8, sizeof(outputs));
+ else if (!strncmp(this_opt, "dfp:", 4)) {
+ dfp_type = simple_strtoul(this_opt+4, NULL, 0);
+ dfp = 1;
+ }
+#ifdef CONFIG_PPC_PMAC
+ else if (!strncmp(this_opt, "vmode:", 6)) {
+ unsigned int vmode = simple_strtoul(this_opt+6, NULL, 0);
+ if (vmode > 0 && vmode <= VMODE_MAX)
+ default_vmode = vmode;
+ } else if (!strncmp(this_opt, "cmode:", 6)) {
+ unsigned int cmode = simple_strtoul(this_opt+6, NULL, 0);
+ switch (cmode) {
+ case 0:
+ case 8:
+ default_cmode = CMODE_8;
+ break;
+ case 15:
+ case 16:
+ default_cmode = CMODE_16;
+ break;
+ case 24:
+ case 32:
+ default_cmode = CMODE_32;
+ break;
+ }
+ }
+#endif
+ else if (!strcmp(this_opt, "disabled")) /* nodisabled does not exist */
+ disabled = 1;
+ else if (!strcmp(this_opt, "enabled")) /* noenabled does not exist */
+ disabled = 0;
+ else if (!strcmp(this_opt, "sgram")) /* nosgram == sdram */
+ sgram = 1;
+ else if (!strcmp(this_opt, "sdram"))
+ sgram = 0;
+ else if (!strncmp(this_opt, "memtype:", 8))
+ memtype = simple_strtoul(this_opt+8, NULL, 0);
+ else {
+ int value = 1;
+
+ if (!strncmp(this_opt, "no", 2)) {
+ value = 0;
+ this_opt += 2;
+ }
+ if (! strcmp(this_opt, "inverse"))
+ inverse = value;
+ else if (!strcmp(this_opt, "accel"))
+ noaccel = !value;
+ else if (!strcmp(this_opt, "pan"))
+ nopan = !value;
+ else if (!strcmp(this_opt, "pciretry"))
+ no_pci_retry = !value;
+ else if (!strcmp(this_opt, "vga"))
+ novga = !value;
+ else if (!strcmp(this_opt, "bios"))
+ nobios = !value;
+ else if (!strcmp(this_opt, "init"))
+ noinit = !value;
+#ifdef CONFIG_MTRR
+ else if (!strcmp(this_opt, "mtrr"))
+ mtrr = value;
+#endif
+ else if (!strcmp(this_opt, "inv24"))
+ inv24 = value;
+ else if (!strcmp(this_opt, "cross4MB"))
+ cross4MB = value;
+ else if (!strcmp(this_opt, "grayscale"))
+ grayscale = value;
+ else if (!strcmp(this_opt, "dfp"))
+ dfp = value;
+ else {
+ strlcpy(videomode, this_opt, sizeof(videomode));
+ }
+ }
+ }
+ return 0;
+}
+
+static int __initdata initialized = 0;
+
+static int __init matroxfb_init(void)
+{
+ char *option = NULL;
+ int err = 0;
+
+ DBG(__func__)
+
+ if (fb_get_options("matroxfb", &option))
+ return -ENODEV;
+ matroxfb_setup(option);
+
+ if (disabled)
+ return -ENXIO;
+ if (!initialized) {
+ initialized = 1;
+ err = matrox_init();
+ }
+ hotplug = 1;
+ /* never return failure, user can hotplug matrox later... */
+ return err;
+}
+
+module_init(matroxfb_init);
+
+#else
+
+/* *************************** init module code **************************** */
+
+MODULE_AUTHOR("(c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>");
+MODULE_DESCRIPTION("Accelerated FBDev driver for Matrox Millennium/Mystique/G100/G200/G400/G450/G550");
+MODULE_LICENSE("GPL");
+
+module_param(mem, int, 0);
+MODULE_PARM_DESC(mem, "Size of available memory in MB, KB or B (2,4,8,12,16MB, default=autodetect)");
+module_param(disabled, int, 0);
+MODULE_PARM_DESC(disabled, "Disabled (0 or 1=disabled) (default=0)");
+module_param(noaccel, int, 0);
+MODULE_PARM_DESC(noaccel, "Do not use accelerating engine (0 or 1=disabled) (default=0)");
+module_param(nopan, int, 0);
+MODULE_PARM_DESC(nopan, "Disable pan on startup (0 or 1=disabled) (default=0)");
+module_param(no_pci_retry, int, 0);
+MODULE_PARM_DESC(no_pci_retry, "PCI retries enabled (0 or 1=disabled) (default=0)");
+module_param(novga, int, 0);
+MODULE_PARM_DESC(novga, "VGA I/O (0x3C0-0x3DF) disabled (0 or 1=disabled) (default=0)");
+module_param(nobios, int, 0);
+MODULE_PARM_DESC(nobios, "Disables ROM BIOS (0 or 1=disabled) (default=do not change BIOS state)");
+module_param(noinit, int, 0);
+MODULE_PARM_DESC(noinit, "Disables W/SG/SD-RAM and bus interface initialization (0 or 1=do not initialize) (default=0)");
+module_param(memtype, int, 0);
+MODULE_PARM_DESC(memtype, "Memory type for G200/G400 (see Documentation/fb/matroxfb.txt for explanation) (default=3 for G200, 0 for G400)");
+#ifdef CONFIG_MTRR
+module_param(mtrr, int, 0);
+MODULE_PARM_DESC(mtrr, "This speeds up video memory accesses (0=disabled or 1) (default=1)");
+#endif
+module_param(sgram, int, 0);
+MODULE_PARM_DESC(sgram, "Indicates that G100/G200/G400 has SGRAM memory (0=SDRAM, 1=SGRAM) (default=0)");
+module_param(inv24, int, 0);
+MODULE_PARM_DESC(inv24, "Inverts clock polarity for 24bpp and loop frequency > 100MHz (default=do not invert polarity)");
+module_param(inverse, int, 0);
+MODULE_PARM_DESC(inverse, "Inverse (0 or 1) (default=0)");
+module_param(dev, int, 0);
+MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=all working)");
+module_param(vesa, int, 0);
+MODULE_PARM_DESC(vesa, "Startup videomode (0x000-0x1FF) (default=0x101)");
+module_param(xres, int, 0);
+MODULE_PARM_DESC(xres, "Horizontal resolution (px), overrides xres from vesa (default=vesa)");
+module_param(yres, int, 0);
+MODULE_PARM_DESC(yres, "Vertical resolution (scans), overrides yres from vesa (default=vesa)");
+module_param(upper, int, 0);
+MODULE_PARM_DESC(upper, "Upper blank space (scans), overrides upper from vesa (default=vesa)");
+module_param(lower, int, 0);
+MODULE_PARM_DESC(lower, "Lower blank space (scans), overrides lower from vesa (default=vesa)");
+module_param(vslen, int, 0);
+MODULE_PARM_DESC(vslen, "Vertical sync length (scans), overrides lower from vesa (default=vesa)");
+module_param(left, int, 0);
+MODULE_PARM_DESC(left, "Left blank space (px), overrides left from vesa (default=vesa)");
+module_param(right, int, 0);
+MODULE_PARM_DESC(right, "Right blank space (px), overrides right from vesa (default=vesa)");
+module_param(hslen, int, 0);
+MODULE_PARM_DESC(hslen, "Horizontal sync length (px), overrides hslen from vesa (default=vesa)");
+module_param(pixclock, int, 0);
+MODULE_PARM_DESC(pixclock, "Pixelclock (ns), overrides pixclock from vesa (default=vesa)");
+module_param(sync, int, 0);
+MODULE_PARM_DESC(sync, "Sync polarity, overrides sync from vesa (default=vesa)");
+module_param(depth, int, 0);
+MODULE_PARM_DESC(depth, "Color depth (0=text,8,15,16,24,32) (default=vesa)");
+module_param(maxclk, int, 0);
+MODULE_PARM_DESC(maxclk, "Startup maximal clock, 0-999MHz, 1000-999999kHz, 1000000-INF Hz");
+module_param(fh, int, 0);
+MODULE_PARM_DESC(fh, "Startup horizontal frequency, 0-999kHz, 1000-INF Hz");
+module_param(fv, int, 0);
+MODULE_PARM_DESC(fv, "Startup vertical frequency, 0-INF Hz\n"
+"You should specify \"fv:max_monitor_vsync,fh:max_monitor_hsync,maxclk:max_monitor_dotclock\"");
+module_param(grayscale, int, 0);
+MODULE_PARM_DESC(grayscale, "Sets display into grayscale. Works perfectly with paletized videomode (4, 8bpp), some limitations apply to 16, 24 and 32bpp videomodes (default=nograyscale)");
+module_param(cross4MB, int, 0);
+MODULE_PARM_DESC(cross4MB, "Specifies that 4MB boundary can be in middle of line. (default=autodetected)");
+module_param(dfp, int, 0);
+MODULE_PARM_DESC(dfp, "Specifies whether to use digital flat panel interface of G200/G400 (0 or 1) (default=0)");
+module_param(dfp_type, int, 0);
+MODULE_PARM_DESC(dfp_type, "Specifies DFP interface type (0 to 255) (default=read from hardware)");
+module_param_string(outputs, outputs, sizeof(outputs), 0);
+MODULE_PARM_DESC(outputs, "Specifies which CRTC is mapped to which output (string of up to three letters, consisting of 0 (disabled), 1 (CRTC1), 2 (CRTC2)) (default=111 for Gx50, 101 for G200/G400 with DFP, and 100 for all other devices)");
+#ifdef CONFIG_PPC_PMAC
+module_param_named(vmode, default_vmode, int, 0);
+MODULE_PARM_DESC(vmode, "Specify the vmode mode number that should be used (640x480 default)");
+module_param_named(cmode, default_cmode, int, 0);
+MODULE_PARM_DESC(cmode, "Specify the video depth that should be used (8bit default)");
+#endif
+
+int __init init_module(void){
+
+ DBG(__func__)
+
+ if (disabled)
+ return -ENXIO;
+
+ if (depth == 0)
+ depth = RSText;
+ else if (depth == 4)
+ depth = RS4bpp;
+ else if (depth == 8)
+ depth = RS8bpp;
+ else if (depth == 15)
+ depth = RS15bpp;
+ else if (depth == 16)
+ depth = RS16bpp;
+ else if (depth == 24)
+ depth = RS24bpp;
+ else if (depth == 32)
+ depth = RS32bpp;
+ else if (depth != -1) {
+ printk(KERN_ERR "matroxfb: depth %d is not supported, using default\n", depth);
+ depth = -1;
+ }
+ matrox_init();
+ /* never return failure; user can hotplug matrox later... */
+ return 0;
+}
+#endif /* MODULE */
+
+module_exit(matrox_done);
+EXPORT_SYMBOL(matroxfb_register_driver);
+EXPORT_SYMBOL(matroxfb_unregister_driver);
+EXPORT_SYMBOL(matroxfb_wait_for_sync);
+EXPORT_SYMBOL(matroxfb_enable_irq);
+
+/*
+ * Overrides for Emacs so that we follow Linus's tabbing style.
+ * ---------------------------------------------------------------------------
+ * Local variables:
+ * c-basic-offset: 8
+ * End:
+ */
+
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-28 09:20:49 +0000