cregit-Linux how code gets into the kernel

Release 4.11 drivers/video/fbdev/matrox/matroxfb_Ti3026.c

/*
 *
 * 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
 *
 * (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 "matroxfb_Ti3026.h"
#include "matroxfb_misc.h"
#include "matroxfb_accel.h"
#include <linux/matroxfb.h>

#ifdef CONFIG_FB_MATROX_MILLENIUM

#define outTi3026 matroxfb_DAC_out

#define inTi3026 matroxfb_DAC_in


#define TVP3026_INDEX		0x00

#define TVP3026_PALWRADD	0x00

#define TVP3026_PALDATA		0x01

#define TVP3026_PIXRDMSK	0x02

#define TVP3026_PALRDADD	0x03

#define TVP3026_CURCOLWRADD	0x04

#define     TVP3026_CLOVERSCAN		0x00

#define     TVP3026_CLCOLOR0		0x01

#define     TVP3026_CLCOLOR1		0x02

#define     TVP3026_CLCOLOR2		0x03

#define TVP3026_CURCOLDATA	0x05

#define TVP3026_CURCOLRDADD	0x07

#define TVP3026_CURCTRL		0x09

#define TVP3026_X_DATAREG	0x0A

#define TVP3026_CURRAMDATA	0x0B

#define TVP3026_CURPOSXL	0x0C

#define TVP3026_CURPOSXH	0x0D

#define TVP3026_CURPOSYL	0x0E

#define TVP3026_CURPOSYH	0x0F


#define TVP3026_XSILICONREV	0x01

#define TVP3026_XCURCTRL	0x06

#define     TVP3026_XCURCTRL_DIS	0x00	
/* transparent, transparent, transparent, transparent */

#define     TVP3026_XCURCTRL_3COLOR	0x01	
/* transparent, 0, 1, 2 */

#define     TVP3026_XCURCTRL_XGA	0x02	
/* 0, 1, transparent, complement */

#define     TVP3026_XCURCTRL_XWIN	0x03	
/* transparent, transparent, 0, 1 */

#define     TVP3026_XCURCTRL_BLANK2048	0x00

#define     TVP3026_XCURCTRL_BLANK4096	0x10

#define     TVP3026_XCURCTRL_INTERLACED	0x20

#define     TVP3026_XCURCTRL_ODD	0x00 
/* ext.signal ODD/\EVEN */

#define     TVP3026_XCURCTRL_EVEN	0x40 
/* ext.signal EVEN/\ODD */

#define     TVP3026_XCURCTRL_INDIRECT	0x00

#define     TVP3026_XCURCTRL_DIRECT	0x80

#define TVP3026_XLATCHCTRL	0x0F

#define     TVP3026_XLATCHCTRL_1_1	0x06

#define     TVP3026_XLATCHCTRL_2_1	0x07

#define     TVP3026_XLATCHCTRL_4_1	0x06

#define     TVP3026_XLATCHCTRL_8_1	0x06

#define     TVP3026_XLATCHCTRL_16_1	0x06

#define     TVP3026A_XLATCHCTRL_4_3	0x06	
/* ??? do not understand... but it works... !!! */

#define     TVP3026A_XLATCHCTRL_8_3	0x07

#define     TVP3026B_XLATCHCTRL_4_3	0x08

#define     TVP3026B_XLATCHCTRL_8_3	0x06	
/* ??? do not understand... but it works... !!! */

#define TVP3026_XTRUECOLORCTRL	0x18

#define     TVP3026_XTRUECOLORCTRL_VRAM_SHIFT_ACCEL	0x00

#define     TVP3026_XTRUECOLORCTRL_VRAM_SHIFT_TVP	0x20

#define     TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR		0x80

#define     TVP3026_XTRUECOLORCTRL_TRUECOLOR		0x40 
/* paletized */

#define     TVP3026_XTRUECOLORCTRL_DIRECTCOLOR		0x00

#define     TVP3026_XTRUECOLORCTRL_24_ALTERNATE		0x08 
/* 5:4/5:2 instead of 4:3/8:3 */

#define     TVP3026_XTRUECOLORCTRL_RGB_888		0x16 
/* 4:3/8:3 (or 5:4/5:2) */

#define	    TVP3026_XTRUECOLORCTRL_BGR_888		0x17

#define     TVP3026_XTRUECOLORCTRL_ORGB_8888		0x06

#define     TVP3026_XTRUECOLORCTRL_BGRO_8888		0x07

#define     TVP3026_XTRUECOLORCTRL_RGB_565		0x05

#define     TVP3026_XTRUECOLORCTRL_ORGB_1555		0x04

#define     TVP3026_XTRUECOLORCTRL_RGB_664		0x03

#define     TVP3026_XTRUECOLORCTRL_RGBO_4444		0x01

#define TVP3026_XMUXCTRL	0x19

#define     TVP3026_XMUXCTRL_MEMORY_8BIT			0x01 
/* - */

#define     TVP3026_XMUXCTRL_MEMORY_16BIT			0x02 
/* - */

#define     TVP3026_XMUXCTRL_MEMORY_32BIT			0x03 
/* 2MB RAM, 512K * 4 */

#define     TVP3026_XMUXCTRL_MEMORY_64BIT			0x04 
/* >2MB RAM, 512K * 8 & more */

#define     TVP3026_XMUXCTRL_PIXEL_4BIT				0x40 
/* L0,H0,L1,H1... */

#define     TVP3026_XMUXCTRL_PIXEL_4BIT_SWAPPED			0x60 
/* H0,L0,H1,L1... */

#define     TVP3026_XMUXCTRL_PIXEL_8BIT				0x48

#define     TVP3026_XMUXCTRL_PIXEL_16BIT			0x50

#define     TVP3026_XMUXCTRL_PIXEL_32BIT			0x58

#define     TVP3026_XMUXCTRL_VGA				0x98 
/* VGA MEMORY, 8BIT PIXEL */

#define TVP3026_XCLKCTRL	0x1A

#define     TVP3026_XCLKCTRL_DIV1	0x00

#define     TVP3026_XCLKCTRL_DIV2	0x10

#define     TVP3026_XCLKCTRL_DIV4	0x20

#define     TVP3026_XCLKCTRL_DIV8	0x30

#define     TVP3026_XCLKCTRL_DIV16	0x40

#define     TVP3026_XCLKCTRL_DIV32	0x50

#define     TVP3026_XCLKCTRL_DIV64	0x60

#define     TVP3026_XCLKCTRL_CLKSTOPPED	0x70

#define     TVP3026_XCLKCTRL_SRC_CLK0	0x00

#define     TVP3026_XCLKCTRL_SRC_CLK1   0x01

#define     TVP3026_XCLKCTRL_SRC_CLK2	0x02	
/* CLK2 is TTL source*/

#define     TVP3026_XCLKCTRL_SRC_NCLK2	0x03	
/* not CLK2 is TTL source */

#define     TVP3026_XCLKCTRL_SRC_ECLK2	0x04	
/* CLK2 and not CLK2 is ECL source */

#define     TVP3026_XCLKCTRL_SRC_PLL	0x05

#define     TVP3026_XCLKCTRL_SRC_DIS	0x06	
/* disable & poweroff internal clock */

#define     TVP3026_XCLKCTRL_SRC_CLK0VGA 0x07

#define TVP3026_XPALETTEPAGE	0x1C

#define TVP3026_XGENCTRL	0x1D

#define     TVP3026_XGENCTRL_HSYNC_POS	0x00

#define     TVP3026_XGENCTRL_HSYNC_NEG	0x01

#define     TVP3026_XGENCTRL_VSYNC_POS	0x00

#define     TVP3026_XGENCTRL_VSYNC_NEG	0x02

#define     TVP3026_XGENCTRL_LITTLE_ENDIAN 0x00

#define     TVP3026_XGENCTRL_BIG_ENDIAN    0x08

#define     TVP3026_XGENCTRL_BLACK_0IRE		0x00

#define     TVP3026_XGENCTRL_BLACK_75IRE	0x10

#define     TVP3026_XGENCTRL_NO_SYNC_ON_GREEN	0x00

#define     TVP3026_XGENCTRL_SYNC_ON_GREEN	0x20

#define     TVP3026_XGENCTRL_OVERSCAN_DIS	0x00

#define     TVP3026_XGENCTRL_OVERSCAN_EN	0x40

#define TVP3026_XMISCCTRL	0x1E

#define     TVP3026_XMISCCTRL_DAC_PUP	0x00

#define     TVP3026_XMISCCTRL_DAC_PDOWN	0x01

#define     TVP3026_XMISCCTRL_DAC_EXT	0x00 
/* or 8, bit 3 is ignored */

#define     TVP3026_XMISCCTRL_DAC_6BIT	0x04

#define     TVP3026_XMISCCTRL_DAC_8BIT	0x0C

#define     TVP3026_XMISCCTRL_PSEL_DIS	0x00

#define     TVP3026_XMISCCTRL_PSEL_EN	0x10

#define     TVP3026_XMISCCTRL_PSEL_LOW	0x00 
/* PSEL high selects directcolor */

#define     TVP3026_XMISCCTRL_PSEL_HIGH 0x20 
/* PSEL high selects truecolor or pseudocolor */

#define TVP3026_XGENIOCTRL	0x2A

#define TVP3026_XGENIODATA	0x2B

#define TVP3026_XPLLADDR	0x2C

#define     TVP3026_XPLLADDR_X(LOOP,MCLK,PIX) (((LOOP)<<4) | ((MCLK)<<2) | (PIX))

#define     TVP3026_XPLLDATA_N		0x00

#define     TVP3026_XPLLDATA_M		0x01

#define     TVP3026_XPLLDATA_P		0x02

#define     TVP3026_XPLLDATA_STAT	0x03

#define TVP3026_XPIXPLLDATA	0x2D

#define TVP3026_XMEMPLLDATA	0x2E

#define TVP3026_XLOOPPLLDATA	0x2F

#define TVP3026_XCOLKEYOVRMIN	0x30

#define TVP3026_XCOLKEYOVRMAX	0x31

#define TVP3026_XCOLKEYREDMIN	0x32

#define TVP3026_XCOLKEYREDMAX	0x33

#define TVP3026_XCOLKEYGREENMIN	0x34

#define TVP3026_XCOLKEYGREENMAX	0x35

#define TVP3026_XCOLKEYBLUEMIN	0x36

#define TVP3026_XCOLKEYBLUEMAX	0x37

#define TVP3026_XCOLKEYCTRL	0x38

#define     TVP3026_XCOLKEYCTRL_OVR_EN	0x01

#define     TVP3026_XCOLKEYCTRL_RED_EN	0x02

#define     TVP3026_XCOLKEYCTRL_GREEN_EN 0x04

#define     TVP3026_XCOLKEYCTRL_BLUE_EN	0x08

#define     TVP3026_XCOLKEYCTRL_NEGATE	0x10

#define     TVP3026_XCOLKEYCTRL_ZOOM1	0x00

#define     TVP3026_XCOLKEYCTRL_ZOOM2	0x20

#define     TVP3026_XCOLKEYCTRL_ZOOM4	0x40

#define     TVP3026_XCOLKEYCTRL_ZOOM8	0x60

#define     TVP3026_XCOLKEYCTRL_ZOOM16	0x80

#define     TVP3026_XCOLKEYCTRL_ZOOM32	0xA0

#define TVP3026_XMEMPLLCTRL	0x39

#define     TVP3026_XMEMPLLCTRL_DIV(X)	(((X)-1)>>1)	
/* 2,4,6,8,10,12,14,16, division applied to LOOP PLL after divide by 2^P */

#define     TVP3026_XMEMPLLCTRL_STROBEMKC4	0x08

#define     TVP3026_XMEMPLLCTRL_MCLK_DOTCLOCK	0x00	
/* MKC4 */

#define     TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL	0x10	
/* MKC4 */

#define     TVP3026_XMEMPLLCTRL_RCLK_PIXPLL	0x00

#define     TVP3026_XMEMPLLCTRL_RCLK_LOOPPLL	0x20

#define     TVP3026_XMEMPLLCTRL_RCLK_DOTDIVN	0x40	
/* dot clock divided by loop pclk N prescaler */

#define TVP3026_XSENSETEST	0x3A

#define TVP3026_XTESTMODEDATA	0x3B

#define TVP3026_XCRCREML	0x3C

#define TVP3026_XCRCREMH	0x3D

#define TVP3026_XCRCBITSEL	0x3E

#define TVP3026_XID		0x3F


static const unsigned char DACseq[] =
{ TVP3026_XLATCHCTRL, TVP3026_XTRUECOLORCTRL,
  TVP3026_XMUXCTRL, TVP3026_XCLKCTRL,
  TVP3026_XPALETTEPAGE,
  TVP3026_XGENCTRL,
  TVP3026_XMISCCTRL,
  TVP3026_XGENIOCTRL,
  TVP3026_XGENIODATA,
  TVP3026_XCOLKEYOVRMIN, TVP3026_XCOLKEYOVRMAX, TVP3026_XCOLKEYREDMIN, TVP3026_XCOLKEYREDMAX,
  TVP3026_XCOLKEYGREENMIN, TVP3026_XCOLKEYGREENMAX, TVP3026_XCOLKEYBLUEMIN, TVP3026_XCOLKEYBLUEMAX,
  TVP3026_XCOLKEYCTRL,
  TVP3026_XMEMPLLCTRL, TVP3026_XSENSETEST, TVP3026_XCURCTRL };


#define POS3026_XLATCHCTRL	0

#define POS3026_XTRUECOLORCTRL	1

#define POS3026_XMUXCTRL	2

#define POS3026_XCLKCTRL	3

#define POS3026_XGENCTRL	5

#define POS3026_XMISCCTRL	6

#define POS3026_XMEMPLLCTRL	18

#define POS3026_XCURCTRL	20


static const unsigned char MGADACbpp32[] =
{ TVP3026_XLATCHCTRL_2_1, TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_ORGB_8888,
  0x00, TVP3026_XCLKCTRL_DIV1 | TVP3026_XCLKCTRL_SRC_PLL,
  0x00,
  TVP3026_XGENCTRL_HSYNC_POS | TVP3026_XGENCTRL_VSYNC_POS | TVP3026_XGENCTRL_LITTLE_ENDIAN | TVP3026_XGENCTRL_BLACK_0IRE | TVP3026_XGENCTRL_NO_SYNC_ON_GREEN | TVP3026_XGENCTRL_OVERSCAN_DIS,
  TVP3026_XMISCCTRL_DAC_PUP | TVP3026_XMISCCTRL_DAC_8BIT | TVP3026_XMISCCTRL_PSEL_DIS | TVP3026_XMISCCTRL_PSEL_HIGH,
  0x00,
  0x1E,
  0xFF, 0xFF, 0xFF, 0xFF,
  0xFF, 0xFF, 0xFF, 0xFF,
  TVP3026_XCOLKEYCTRL_ZOOM1,
  0x00, 0x00, TVP3026_XCURCTRL_DIS };


static int Ti3026_calcclock(const struct matrox_fb_info *minfo, unsigned int freq, unsigned int fmax, int *in, int *feed, int *post) { unsigned int fvco; unsigned int lin, lfeed, lpost; DBG(__func__) fvco = PLL_calcclock(minfo, freq, fmax, &lin, &lfeed, &lpost); fvco >>= (*post = lpost); *in = 64 - lin; *feed = 64 - lfeed; return fvco; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)7781.91%133.33%
Jean Delvare1617.02%133.33%
Harvey Harrison11.06%133.33%
Total94100.00%3100.00%


static int Ti3026_setpclk(struct matrox_fb_info *minfo, int clk) { unsigned int f_pll; unsigned int pixfeed, pixin, pixpost; struct matrox_hw_state *hw = &minfo->hw; DBG(__func__) f_pll = Ti3026_calcclock(minfo, clk, minfo->max_pixel_clock, &pixin, &pixfeed, &pixpost); hw->DACclk[0] = pixin | 0xC0; hw->DACclk[1] = pixfeed; hw->DACclk[2] = pixpost | 0xB0; { unsigned int loopfeed, loopin, looppost, loopdiv, z; unsigned int Bpp; Bpp = minfo->curr.final_bppShift; if (minfo->fbcon.var.bits_per_pixel == 24) { loopfeed = 3; /* set lm to any possible value */ loopin = 3 * 32 / Bpp; } else { loopfeed = 4; loopin = 4 * 32 / Bpp; } z = (110000 * loopin) / (f_pll * loopfeed); loopdiv = 0; /* div 2 */ if (z < 2) looppost = 0; else if (z < 4) looppost = 1; else if (z < 8) looppost = 2; else { looppost = 3; loopdiv = z/16; } if (minfo->fbcon.var.bits_per_pixel == 24) { hw->DACclk[3] = ((65 - loopin) & 0x3F) | 0xC0; hw->DACclk[4] = (65 - loopfeed) | 0x80; if (minfo->accel.ramdac_rev > 0x20) { if (isInterleave(minfo)) hw->DACreg[POS3026_XLATCHCTRL] = TVP3026B_XLATCHCTRL_8_3; else { hw->DACclk[4] &= ~0xC0; hw->DACreg[POS3026_XLATCHCTRL] = TVP3026B_XLATCHCTRL_4_3; } } else { if (isInterleave(minfo)) ; /* default... */ else { hw->DACclk[4] ^= 0xC0; /* change from 0x80 to 0x40 */ hw->DACreg[POS3026_XLATCHCTRL] = TVP3026A_XLATCHCTRL_4_3; } } hw->DACclk[5] = looppost | 0xF8; if (minfo->devflags.mga_24bpp_fix) hw->DACclk[5] ^= 0x40; } else { hw->DACclk[3] = ((65 - loopin) & 0x3F) | 0xC0; hw->DACclk[4] = 65 - loopfeed; hw->DACclk[5] = looppost | 0xF0; } hw->DACreg[POS3026_XMEMPLLCTRL] = loopdiv | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL | TVP3026_XMEMPLLCTRL_RCLK_LOOPPLL; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)40190.11%116.67%
Jean Delvare316.97%233.33%
Petr Vandrovec122.70%233.33%
Harvey Harrison10.22%116.67%
Total445100.00%6100.00%


static int Ti3026_init(struct matrox_fb_info *minfo, struct my_timming *m) { u_int8_t muxctrl = isInterleave(minfo) ? TVP3026_XMUXCTRL_MEMORY_64BIT : TVP3026_XMUXCTRL_MEMORY_32BIT; struct matrox_hw_state *hw = &minfo->hw; DBG(__func__) memcpy(hw->DACreg, MGADACbpp32, sizeof(MGADACbpp32)); switch (minfo->fbcon.var.bits_per_pixel) { case 4: hw->DACreg[POS3026_XLATCHCTRL] = TVP3026_XLATCHCTRL_16_1; /* or _8_1, they are same */ hw->DACreg[POS3026_XTRUECOLORCTRL] = TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR; hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_4BIT; hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV8; hw->DACreg[POS3026_XMISCCTRL] = TVP3026_XMISCCTRL_DAC_PUP | TVP3026_XMISCCTRL_DAC_8BIT | TVP3026_XMISCCTRL_PSEL_DIS | TVP3026_XMISCCTRL_PSEL_LOW; break; case 8: hw->DACreg[POS3026_XLATCHCTRL] = TVP3026_XLATCHCTRL_8_1; /* or _4_1, they are same */ hw->DACreg[POS3026_XTRUECOLORCTRL] = TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR; hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_8BIT; hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV4; hw->DACreg[POS3026_XMISCCTRL] = TVP3026_XMISCCTRL_DAC_PUP | TVP3026_XMISCCTRL_DAC_8BIT | TVP3026_XMISCCTRL_PSEL_DIS | TVP3026_XMISCCTRL_PSEL_LOW; break; case 16: /* XLATCHCTRL should be _4_1 / _2_1... Why is not? (_2_1 is used every time) */ hw->DACreg[POS3026_XTRUECOLORCTRL] = (minfo->fbcon.var.green.length == 5) ? (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_ORGB_1555) : (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_RGB_565); hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_16BIT; hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV2; break; case 24: /* XLATCHCTRL is: for (A) use _4_3 (?_8_3 is same? TBD), for (B) it is set in setpclk */ hw->DACreg[POS3026_XTRUECOLORCTRL] = TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_RGB_888; hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_32BIT; hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV4; break; case 32: /* XLATCHCTRL should be _2_1 / _1_1... Why is not? (_2_1 is used every time) */ hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_32BIT; break; default: return 1; /* TODO: failed */ } if (matroxfb_vgaHWinit(minfo, m)) return 1; /* set SYNC */ hw->MiscOutReg = 0xCB; if (m->sync & FB_SYNC_HOR_HIGH_ACT) hw->DACreg[POS3026_XGENCTRL] |= TVP3026_XGENCTRL_HSYNC_NEG; if (m->sync & FB_SYNC_VERT_HIGH_ACT) hw->DACreg[POS3026_XGENCTRL] |= TVP3026_XGENCTRL_VSYNC_NEG; if (m->sync & FB_SYNC_ON_GREEN) hw->DACreg[POS3026_XGENCTRL] |= TVP3026_XGENCTRL_SYNC_ON_GREEN; /* set DELAY */ if (minfo->video.len < 0x400000) hw->CRTCEXT[3] |= 0x08; else if (minfo->video.len > 0x400000) hw->CRTCEXT[3] |= 0x10; /* set HWCURSOR */ if (m->interlaced) { hw->DACreg[POS3026_XCURCTRL] |= TVP3026_XCURCTRL_INTERLACED; } if (m->HTotal >= 1536) hw->DACreg[POS3026_XCURCTRL] |= TVP3026_XCURCTRL_BLANK4096; /* set interleaving */ hw->MXoptionReg &= ~0x00001000; if (isInterleave(minfo)) hw->MXoptionReg |= 0x00001000; /* set DAC */ Ti3026_setpclk(minfo, m->pixclock); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)44391.15%111.11%
Jean Delvare265.35%222.22%
Petr Vandrovec132.67%333.33%
Lucas De Marchi20.41%111.11%
Sudip Mukherjee10.21%111.11%
Harvey Harrison10.21%111.11%
Total486100.00%9100.00%


static void ti3026_setMCLK(struct matrox_fb_info *minfo, int fout) { unsigned int f_pll; unsigned int pclk_m, pclk_n, pclk_p; unsigned int mclk_m, mclk_n, mclk_p; unsigned int rfhcnt, mclk_ctl; int tmout; DBG(__func__) f_pll = Ti3026_calcclock(minfo, fout, minfo->max_pixel_clock, &mclk_n, &mclk_m, &mclk_p); /* save pclk */ outTi3026(minfo, TVP3026_XPLLADDR, 0xFC); pclk_n = inTi3026(minfo, TVP3026_XPIXPLLDATA); outTi3026(minfo, TVP3026_XPLLADDR, 0xFD); pclk_m = inTi3026(minfo, TVP3026_XPIXPLLDATA); outTi3026(minfo, TVP3026_XPLLADDR, 0xFE); pclk_p = inTi3026(minfo, TVP3026_XPIXPLLDATA); /* stop pclk */ outTi3026(minfo, TVP3026_XPLLADDR, 0xFE); outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00); /* set pclk to new mclk */ outTi3026(minfo, TVP3026_XPLLADDR, 0xFC); outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_n | 0xC0); outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_m); outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_p | 0xB0); /* wait for PLL to lock */ for (tmout = 500000; tmout; tmout--) { if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40) break; udelay(10); } if (!tmout) printk(KERN_ERR "matroxfb: Temporary pixel PLL not locked after 5 secs\n"); /* output pclk on mclk pin */ mclk_ctl = inTi3026(minfo, TVP3026_XMEMPLLCTRL); outTi3026(minfo, TVP3026_XMEMPLLCTRL, mclk_ctl & 0xE7); outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_STROBEMKC4); /* stop MCLK */ outTi3026(minfo, TVP3026_XPLLADDR, 0xFB); outTi3026(minfo, TVP3026_XMEMPLLDATA, 0x00); /* set mclk to new freq */ outTi3026(minfo, TVP3026_XPLLADDR, 0xF3); outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_n | 0xC0); outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_m); outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_p | 0xB0); /* wait for PLL to lock */ for (tmout = 500000; tmout; tmout--) { if (inTi3026(minfo, TVP3026_XMEMPLLDATA) & 0x40) break; udelay(10); } if (!tmout) printk(KERN_ERR "matroxfb: Memory PLL not locked after 5 secs\n"); f_pll = f_pll * 333 / (10000 << mclk_p); if (isMilleniumII(minfo)) { rfhcnt = (f_pll - 128) / 256; if (rfhcnt > 15) rfhcnt = 15; } else { rfhcnt = (f_pll - 64) / 128; if (rfhcnt > 15) rfhcnt = 0; } minfo->hw.MXoptionReg = (minfo->hw.MXoptionReg & ~0x000F0000) | (rfhcnt << 16); pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg); /* output MCLK to MCLK pin */ outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL); outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl ) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL | TVP3026_XMEMPLLCTRL_STROBEMKC4); /* stop PCLK */ outTi3026(minfo, TVP3026_XPLLADDR, 0xFE); outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00); /* restore pclk */ outTi3026(minfo, TVP3026_XPLLADDR, 0xFC); outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_n); outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_m); outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_p); /* wait for PLL to lock */ for (tmout = 500000; tmout; tmout--) { if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40) break; udelay(10); } if (!tmout) printk(KERN_ERR "matroxfb: Pixel PLL not locked after 5 secs\n"); }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)41068.91%120.00%
Jean Delvare18130.42%240.00%
Petr Vandrovec30.50%120.00%
Harvey Harrison10.17%120.00%
Total595100.00%5100.00%


static void ti3026_ramdac_init(struct matrox_fb_info *minfo) { DBG(__func__) minfo->features.pll.vco_freq_min = 110000; minfo->features.pll.ref_freq = 114545; minfo->features.pll.feed_div_min = 2; minfo->features.pll.feed_div_max = 24; minfo->features.pll.in_div_min = 2; minfo->features.pll.in_div_max = 63; minfo->features.pll.post_shift_max = 3; if (minfo->devflags.noinit) return; ti3026_setMCLK(minfo, 60000); }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)7776.24%120.00%
Jean Delvare2221.78%240.00%
Petr Vandrovec10.99%120.00%
Harvey Harrison10.99%120.00%
Total101100.00%5100.00%


static void Ti3026_restore(struct matrox_fb_info *minfo) { int i; unsigned char progdac[6]; struct matrox_hw_state *hw = &minfo->hw; CRITFLAGS DBG(__func__) #ifdef DEBUG dprintk(KERN_INFO "EXTVGA regs: "); for (i = 0; i < 6; i++) dprintk("%02X:", hw->CRTCEXT[i]); dprintk("\n"); #endif CRITBEGIN pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg); CRITEND matroxfb_vgaHWrestore(minfo); CRITBEGIN minfo->crtc1.panpos = -1; for (i = 0; i < 6; i++) mga_setr(M_EXTVGA_INDEX, i, hw->CRTCEXT[i]); for (i = 0; i < 21; i++) { outTi3026(minfo, DACseq[i], hw->DACreg[i]); } outTi3026(minfo, TVP3026_XPLLADDR, 0x00); progdac[0] = inTi3026(minfo, TVP3026_XPIXPLLDATA); progdac[3] = inTi3026(minfo, TVP3026_XLOOPPLLDATA); outTi3026(minfo, TVP3026_XPLLADDR, 0x15); progdac[1] = inTi3026(minfo, TVP3026_XPIXPLLDATA); progdac[4] = inTi3026(minfo, TVP3026_XLOOPPLLDATA); outTi3026(minfo, TVP3026_XPLLADDR, 0x2A); progdac[2] = inTi3026(minfo, TVP3026_XPIXPLLDATA); progdac[5] = inTi3026(minfo, TVP3026_XLOOPPLLDATA); CRITEND if (memcmp(hw->DACclk, progdac, 6)) { /* agrhh... setting up PLL is very slow on Millennium... */ /* Mystique PLL is locked in few ms, but Millennium PLL lock takes about 0.15 s... */ /* Maybe even we should call schedule() ? */ CRITBEGIN outTi3026(minfo, TVP3026_XCLKCTRL, hw->DACreg[POS3026_XCLKCTRL]); outTi3026(minfo, TVP3026_XPLLADDR, 0x2A); outTi3026(minfo, TVP3026_XLOOPPLLDATA, 0); outTi3026(minfo, TVP3026_XPIXPLLDATA, 0); outTi3026(minfo, TVP3026_XPLLADDR, 0x00); for (i = 0; i < 3; i++) outTi3026(minfo, TVP3026_XPIXPLLDATA, hw->DACclk[i]); /* wait for PLL only if PLL clock requested (always for PowerMode, never for VGA) */ if (hw->MiscOutReg & 0x08) { int tmout; outTi3026(minfo, TVP3026_XPLLADDR, 0x3F); for (tmout = 500000; tmout; --tmout) { if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40) break; udelay(10); } CRITEND if (!tmout) printk(KERN_ERR "matroxfb: Pixel PLL not locked after 5 secs\n"); else dprintk(KERN_INFO "PixelPLL: %d\n", 500000-tmout); CRITBEGIN } outTi3026(minfo, TVP3026_XMEMPLLCTRL, hw->DACreg[POS3026_XMEMPLLCTRL]); outTi3026(minfo, TVP3026_XPLLADDR, 0x00); for (i = 3; i < 6; i++) outTi3026(minfo, TVP3026_XLOOPPLLDATA, hw->DACclk[i]); CRITEND if ((hw->MiscOutReg & 0x08) && ((hw->DACclk[5] & 0x80) == 0x80)) { int tmout; CRITBEGIN outTi3026(minfo, TVP3026_XPLLADDR, 0x3F); for (tmout = 500000; tmout; --tmout) { if (inTi3026(minfo, TVP3026_XLOOPPLLDATA) & 0x40) break; udelay(10); } CRITEND if (!tmout) printk(KERN_ERR "matroxfb: Loop PLL not locked after 5 secs\n"); else dprintk(KERN_INFO "LoopPLL: %d\n", 500000-tmout); } } #ifdef DEBUG dprintk(KERN_DEBUG "3026DACregs "); for (i = 0; i < 21; i++) { dprintk("R%02X=%02X ", DACseq[i], hw->DACreg[i]); if ((i & 0x7) == 0x7) dprintk(KERN_DEBUG "continuing... "); } dprintk(KERN_DEBUG "DACclk "); for (i = 0; i < 6; i++) dprintk("C%02X=%02X ", i, hw->DACclk[i]); dprintk("\n"); #endif }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)53278.24%116.67%
Jean Delvare11917.50%233.33%
Petr Vandrovec284.12%233.33%
Harvey Harrison10.15%116.67%
Total680100.00%6100.00%


static void Ti3026_reset(struct matrox_fb_info *minfo) { DBG(__func__) ti3026_ramdac_init(minfo); }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)1365.00%125.00%
Jean Delvare525.00%125.00%
Harvey Harrison15.00%125.00%
Petr Vandrovec15.00%125.00%
Total20100.00%4100.00%

static struct matrox_altout ti3026_output = { .name = "Primary output", };
static int Ti3026_preinit(struct matrox_fb_info *minfo) { static const int vxres_mill2[] = { 512, 640, 768, 800, 832, 960, 1024, 1152, 1280, 1600, 1664, 1920, 2048, 0}; static const int vxres_mill1[] = { 640, 768, 800, 960, 1024, 1152, 1280, 1600, 1920, 2048, 0}; struct matrox_hw_state *hw = &minfo->hw; DBG(__func__) minfo->millenium = 1; minfo->milleniumII = (minfo->pcidev->device != PCI_DEVICE_ID_MATROX_MIL); minfo->capable.cfb4 = 1; minfo->capable.text = 1; /* isMilleniumII(minfo); */ minfo->capable.vxres = isMilleniumII(minfo) ? vxres_mill2 : vxres_mill1; minfo->outputs[0].data = minfo; minfo->outputs[0].output = &ti3026_output; minfo->outputs[0].src = minfo->outputs[0].default_src; minfo->outputs[0].mode = MATROXFB_OUTPUT_MODE_MONITOR; if (minfo->devflags.noinit) return 0; /* preserve VGA I/O, BIOS and PPC */ hw->MXoptionReg &= 0xC0000100; hw->MXoptionReg |= 0x002C0000; if (minfo->devflags.novga) hw->MXoptionReg &= ~0x00000100; if (minfo->devflags.nobios) hw->MXoptionReg &= ~0x40000000; if (minfo->devflags.nopciretry) hw->MXoptionReg |= 0x20000000; pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg); minfo->accel.ramdac_rev = inTi3026(minfo, TVP3026_XSILICONREV); outTi3026(minfo, TVP3026_XCLKCTRL, TVP3026_XCLKCTRL_SRC_CLK0VGA | TVP3026_XCLKCTRL_CLKSTOPPED); outTi3026(minfo, TVP3026_XTRUECOLORCTRL, TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR); outTi3026(minfo, TVP3026_XMUXCTRL, TVP3026_XMUXCTRL_VGA); outTi3026(minfo, TVP3026_XPLLADDR, 0x2A); outTi3026(minfo, TVP3026_XLOOPPLLDATA, 0x00); outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00); mga_outb(M_MISC_REG, 0x67); outTi3026(minfo, TVP3026_XMEMPLLCTRL, TVP3026_XMEMPLLCTRL_STROBEMKC4 | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL); mga_outl(M_RESET, 1); udelay(250); mga_outl(M_RESET, 0); udelay(250); mga_outl(M_MACCESS, 0x00008000); udelay(10); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)27067.16%114.29%
Jean Delvare8220.40%228.57%
Petr Vandrovec4310.70%228.57%
Andrew Morton61.49%114.29%
Harvey Harrison10.25%114.29%
Total402100.00%7100.00%

struct matrox_switch matrox_millennium = { .preinit = Ti3026_preinit, .reset = Ti3026_reset, .init = Ti3026_init, .restore = Ti3026_restore }; EXPORT_SYMBOL(matrox_millennium); #endif MODULE_LICENSE("GPL");

Overall Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)307382.92%16.67%
Jean Delvare48213.01%213.33%
Petr Vandrovec1163.13%533.33%
Kees Cook120.32%16.67%
Harvey Harrison80.22%16.67%
Andrew Morton60.16%16.67%
Linus Torvalds50.13%16.67%
Lucas De Marchi20.05%16.67%
Robert P. J. Day10.03%16.67%
Sudip Mukherjee10.03%16.67%
Total3706100.00%15100.00%
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