| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * |
| * 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/nvram.h> |
| #include <linux/slab.h> |
| #include <linux/uaccess.h> |
| |
| #ifdef CONFIG_PPC_PMAC |
| #include <asm/machdep.h> |
| 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); |
| arch_phys_wc_del(minfo->wc_cookie); |
| iounmap(minfo->mmio.vbase.vaddr); |
| iounmap(minfo->video.vbase.vaddr); |
| 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) { |
| while (m2 >= m1) m2 -= m1; |
| swap(m1, m2); |
| } |
| 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 const 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" */ |
| static int mtrr = 1; /* "matroxfb:nomtrr" */ |
| 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 = { |
| .maxvram = 0x0800000, |
| .maxdisplayable = 0x0800000, |
| .accelID = FB_ACCEL_MATROX_MGA2064W, |
| .lowlevel = &matrox_millennium |
| }; |
| |
| static struct video_board vbMillennium2 = { |
| .maxvram = 0x1000000, |
| .maxdisplayable = 0x0800000, |
| .accelID = FB_ACCEL_MATROX_MGA2164W, |
| .lowlevel = &matrox_millennium |
| }; |
| |
| static struct video_board vbMillennium2A = { |
| .maxvram = 0x1000000, |
| .maxdisplayable = 0x0800000, |
| .accelID = FB_ACCEL_MATROX_MGA2164W_AGP, |
| .lowlevel = &matrox_millennium |
| }; |
| #endif /* CONFIG_FB_MATROX_MILLENIUM */ |
| #ifdef CONFIG_FB_MATROX_MYSTIQUE |
| static struct video_board vbMystique = { |
| .maxvram = 0x0800000, |
| .maxdisplayable = 0x0800000, |
| .accelID = FB_ACCEL_MATROX_MGA1064SG, |
| .lowlevel = &matrox_mystique |
| }; |
| #endif /* CONFIG_FB_MATROX_MYSTIQUE */ |
| #ifdef CONFIG_FB_MATROX_G |
| static struct video_board vbG100 = { |
| .maxvram = 0x0800000, |
| .maxdisplayable = 0x0800000, |
| .accelID = FB_ACCEL_MATROX_MGAG100, |
| .lowlevel = &matrox_G100 |
| }; |
| |
| static struct video_board vbG200 = { |
| .maxvram = 0x1000000, |
| .maxdisplayable = 0x1000000, |
| .accelID = FB_ACCEL_MATROX_MGAG200, |
| .lowlevel = &matrox_G100 |
| }; |
| static struct video_board vbG200eW = { |
| .maxvram = 0x800000, |
| .maxdisplayable = 0x800000, |
| .accelID = FB_ACCEL_MATROX_MGAG200, |
| .lowlevel = &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 = { |
| .maxvram = 0x2000000, |
| .maxdisplayable = 0x1000000, |
| .accelID = FB_ACCEL_MATROX_MGAG400, |
| .lowlevel = &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, 0x0532, 0xFF, |
| 0, 0, |
| DEVF_G200, |
| 250000, |
| MGA_G200, |
| &vbG200eW, |
| "MGA-G200eW (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 const struct fb_videomode defaultmode = { |
| /* 640x480 @ 60Hz, 31.5 kHz */ |
| NULL, 60, 640, 480, 39721, 40, 24, 32, 11, 96, 2, |
| 0, FB_VMODE_NONINTERLACED |
| }; |
| |
| static int hotplug = 0; |
| #endif /* !MODULE */ |
| |
| 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 const 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; |
| |
| minfo->mmio.vbase.vaddr = ioremap(ctrlptr_phys, 16384); |
| if (!minfo->mmio.vbase.vaddr) { |
| 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; |
| minfo->video.vbase.vaddr = ioremap_wc(video_base_phys, memsize); |
| if (!minfo->video.vbase.vaddr) { |
| 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; |
| if (mtrr) |
| minfo->wc_cookie = arch_phys_wc_add(video_base_phys, |
| minfo->video.len); |
| |
| 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; |
| 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; |
| #if defined(CONFIG_PPC32) |
| if (IS_REACHABLE(CONFIG_NVRAM) && 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); |
| iounmap(minfo->video.vbase.vaddr); |
| failCtrlIO:; |
| iounmap(minfo->mmio.vbase.vaddr); |
| 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); |
| list_for_each_entry(minfo, &matroxfb_list, next_fb) { |
| 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); |
| list_for_each_entry(minfo, &matroxfb_list, next_fb) { |
| 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->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 -ENOMEM; |
| |
| 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 const 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, 0x0532, |
| 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; |
| else if (!strcmp(this_opt, "mtrr")) |
| mtrr = value; |
| 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.rst for explanation) (default=3 for G200, 0 for G400)"); |
| module_param(mtrr, int, 0); |
| MODULE_PARM_DESC(mtrr, "This speeds up video memory accesses (0=disabled or 1) (default=1)"); |
| 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: |
| */ |
| |
