11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * linux/drivers/video/cyber2000fb.c 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 1998-2002 Russell King 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MIPS and 50xx clock support 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2001 Bradley D. LaRonde <brad@ltc.com> 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 32 bit support, text color and panning fixes for modes != 8 bit 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2002 Denis Oliver Kropp <dok@directfb.org> 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or modify 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * it under the terms of the GNU General Public License version 2 as 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * published by the Free Software Foundation. 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Integraphics CyberPro 2000, 2010 and 5000 frame buffer device 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Based on cyberfb.c. 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Note that we now use the new fbcon fix, var and cmap scheme. We do 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * still have to check which console is the currently displayed one 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * however, especially for the colourmap stuff. 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * We also use the new hotplug PCI subsystem. I'm not sure if there 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * are any such cards, but I'm erring on the side of caution. We don't 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * want to go pop just because someone does have one. 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Note that this doesn't work fully in the case of multiple CyberPro 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * cards with grabbers. We currently can only attach to the first 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * CyberPro card found. 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * When we're in truecolour mode, we power down the LUT RAM as a power 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * saving feature. Also, when we enter any of the powersaving modes 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (except soft blanking) we power down the RAMDACs. This saves about 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 1W, which is roughly 8% of the power consumption of a NetWinder 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (which, incidentally, is about the same saving as a 2.5in hard disk 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * entering standby mode.) 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/kernel.h> 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/errno.h> 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/string.h> 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/mm.h> 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/slab.h> 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/delay.h> 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/fb.h> 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/pci.h> 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/init.h> 49997302259f386bca8fe1db67c50296ca426c438fRussell King#include <linux/io.h> 50e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#include <linux/i2c.h> 51e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#include <linux/i2c-algo-bit.h> 52e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <asm/pgtable.h> 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef __arm__ 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <asm/mach-types.h> 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "cyber2000fb.h" 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct cfb_info { 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct fb_info fb; 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct display_switch *dispsw; 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct display *display; 65532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt unsigned char __iomem *region; 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char __iomem *regs; 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int id; 6824d6e5cb191189531396870402bf276aacf01598Russell King u_int irq; 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int func_use_count; 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_long ref_ps; 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Clock divisors 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int divisors[4]; 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct { 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 red, green, blue; 791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } palette[NR_PALETTE]; 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char mem_ctl1; 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char mem_ctl2; 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char mclk_mult; 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char mclk_div; 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * RAMDAC control register is both of these or'ed together 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char ramdac_ctrl; 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char ramdac_powerdown; 90eca02b0c1dc1da374216128157747d8ed994e5efRussell King 91eca02b0c1dc1da374216128157747d8ed994e5efRussell King u32 pseudo_palette[16]; 92052a7f5c496b7d2966edea0f576ec39f41703992Russell King 93052a7f5c496b7d2966edea0f576ec39f41703992Russell King spinlock_t reg_b0_lock; 94052a7f5c496b7d2966edea0f576ec39f41703992Russell King 95e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#ifdef CONFIG_FB_CYBER2000_DDC 96e5dedf8d561fb309ba37003546025300678da549Ondrej Zary bool ddc_registered; 97e5dedf8d561fb309ba37003546025300678da549Ondrej Zary struct i2c_adapter ddc_adapter; 98e5dedf8d561fb309ba37003546025300678da549Ondrej Zary struct i2c_algo_bit_data ddc_algo; 99e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#endif 100b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 101b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#ifdef CONFIG_FB_CYBER2000_I2C 102b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King struct i2c_adapter i2c_adapter; 103b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King struct i2c_algo_bit_data i2c_algo; 104b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#endif 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic char *default_font = "Acorn8x8"; 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_param(default_font, charp, 0); 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_PARM_DESC(default_font, "Default font name"); 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Our access methods. 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 114532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt#define cyber2000fb_writel(val, reg, cfb) writel(val, (cfb)->regs + (reg)) 115532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt#define cyber2000fb_writew(val, reg, cfb) writew(val, (cfb)->regs + (reg)) 116532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt#define cyber2000fb_writeb(val, reg, cfb) writeb(val, (cfb)->regs + (reg)) 1171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 118532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt#define cyber2000fb_readb(reg, cfb) readb((cfb)->regs + (reg)) 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline void 1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000_crtcw(unsigned int reg, unsigned int val, struct cfb_info *cfb) 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew((reg & 255) | val << 8, 0x3d4, cfb); 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline void 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000_grphw(unsigned int reg, unsigned int val, struct cfb_info *cfb) 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew((reg & 255) | val << 8, 0x3ce, cfb); 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline unsigned int 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000_grphr(unsigned int reg, struct cfb_info *cfb) 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(reg, 0x3ce, cfb); 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return cyber2000fb_readb(0x3cf, cfb); 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline void 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000_attrw(unsigned int reg, unsigned int val, struct cfb_info *cfb) 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_readb(0x3da, cfb); 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(reg, 0x3c0, cfb); 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_readb(0x3c1, cfb); 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(val, 0x3c0, cfb); 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline void 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000_seqw(unsigned int reg, unsigned int val, struct cfb_info *cfb) 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew((reg & 255) | val << 8, 0x3c4, cfb); 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* -------------------- Hardware specific routines ------------------------- */ 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Hardware Cyber2000 Acceleration 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_fillrect(struct fb_info *info, const struct fb_fillrect *rect) 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long dst, col; 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!(cfb->fb.var.accel_flags & FB_ACCELF_TEXT)) { 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb_fillrect(info, rect); 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, CO_REG_CONTROL, cfb); 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(rect->width - 1, CO_REG_PIXWIDTH, cfb); 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(rect->height - 1, CO_REG_PIXHEIGHT, cfb); 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds col = rect->color; 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->fb.var.bits_per_pixel > 8) 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds col = ((u32 *)cfb->fb.pseudo_palette)[col]; 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writel(col, CO_REG_FGCOLOUR, cfb); 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dst = rect->dx + rect->dy * cfb->fb.var.xres_virtual; 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->fb.var.bits_per_pixel == 24) { 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(dst, CO_REG_X_PHASE, cfb); 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dst *= 3; 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writel(dst, CO_REG_DEST_PTR, cfb); 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(CO_FG_MIX_SRC, CO_REG_FGMIX, cfb); 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(CO_CMD_L_PATTERN_FGCOL, CO_REG_CMD_L, cfb); 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(CO_CMD_H_BLITTER, CO_REG_CMD_H, cfb); 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_copyarea(struct fb_info *info, const struct fb_copyarea *region) 1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int cmd = CO_CMD_L_PATTERN_FGCOL; 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long src, dst; 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!(cfb->fb.var.accel_flags & FB_ACCELF_TEXT)) { 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb_copyarea(info, region); 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, CO_REG_CONTROL, cfb); 2041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(region->width - 1, CO_REG_PIXWIDTH, cfb); 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(region->height - 1, CO_REG_PIXHEIGHT, cfb); 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds src = region->sx + region->sy * cfb->fb.var.xres_virtual; 2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dst = region->dx + region->dy * cfb->fb.var.xres_virtual; 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (region->sx < region->dx) { 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds src += region->width - 1; 2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dst += region->width - 1; 2131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cmd |= CO_CMD_L_INC_LEFT; 2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (region->sy < region->dy) { 2171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds src += (region->height - 1) * cfb->fb.var.xres_virtual; 2181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dst += (region->height - 1) * cfb->fb.var.xres_virtual; 2191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cmd |= CO_CMD_L_INC_UP; 2201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->fb.var.bits_per_pixel == 24) { 2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(dst, CO_REG_X_PHASE, cfb); 2241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds src *= 3; 2251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dst *= 3; 2261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writel(src, CO_REG_SRC1_PTR, cfb); 2281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writel(dst, CO_REG_DEST_PTR, cfb); 2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(CO_FG_MIX_SRC, CO_REG_FGMIX, cfb); 2301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(cmd, CO_REG_CMD_L, cfb); 2311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writew(CO_CMD_H_FGSRCMAP | CO_CMD_H_BLITTER, 2321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CO_REG_CMD_H, cfb); 2331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void 2361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_imageblit(struct fb_info *info, const struct fb_image *image) 2371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 238532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb_imageblit(info, image); 239532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt return; 2401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int cyber2000fb_sync(struct fb_info *info) 2431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 2451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int count = 100000; 2461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!(cfb->fb.var.accel_flags & FB_ACCELF_TEXT)) 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while (cyber2000fb_readb(CO_REG_CONTROL, cfb) & CO_CTRL_BUSY) { 2511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!count--) { 2521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds debug_printf("accel_wait timed out\n"); 2531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, CO_REG_CONTROL, cfb); 2541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(1); 2571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 2621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * =========================================================================== 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline u32 convert_bitfield(u_int val, struct fb_bitfield *bf) 2661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int mask = (1 << bf->length) - 1; 2681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return (val >> (16 - bf->length) & mask) << bf->offset; 2701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 2731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Set a single color register. Return != 0 for invalid regno. 2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 2751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 2761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, 2771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int transp, struct fb_info *info) 2781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 2801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct fb_var_screeninfo *var = &cfb->fb.var; 2811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 pseudo_val; 2821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int ret = 1; 2831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (cfb->fb.fix.visual) { 2851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 2861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Pseudocolour: 290532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * 8 8 2911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * pixel --/--+--/--> red lut --> red dac 292532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * | 8 293532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * +--/--> green lut --> green dac 294532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * | 8 295532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * +--/--> blue lut --> blue dac 2961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 2971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_VISUAL_PSEUDOCOLOR: 2981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (regno >= NR_PALETTE) 2991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds red >>= 8; 3021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds green >>= 8; 3031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds blue >>= 8; 3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 305532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->palette[regno].red = red; 3061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->palette[regno].green = green; 307532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->palette[regno].blue = blue; 3081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(regno, 0x3c8, cfb); 3101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(red, 0x3c9, cfb); 3111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(green, 0x3c9, cfb); 3121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(blue, 0x3c9, cfb); 3131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 3161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Direct colour: 317532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * n rl 318532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * pixel --/--+--/--> red lut --> red dac 319532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * | gl 320532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * +--/--> green lut --> green dac 321532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * | bl 322532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * +--/--> blue lut --> blue dac 3231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * n = bpp, rl = red length, gl = green length, bl = blue length 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 3251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_VISUAL_DIRECTCOLOR: 3261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds red >>= 8; 3271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds green >>= 8; 3281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds blue >>= 8; 3291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->green.length == 6 && regno < 64) { 3311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->palette[regno << 2].green = green; 3321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 3341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The 6 bits of the green component are applied 3351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * to the high 6 bits of the LUT. 3361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 3371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(regno << 2, 0x3c8, cfb); 338532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cyber2000fb_writeb(cfb->palette[regno >> 1].red, 339532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt 0x3c9, cfb); 3401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(green, 0x3c9, cfb); 341532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cyber2000fb_writeb(cfb->palette[regno >> 1].blue, 342532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt 0x3c9, cfb); 3431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds green = cfb->palette[regno << 3].green; 3451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ret = 0; 3471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->green.length >= 5 && regno < 32) { 350532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->palette[regno << 3].red = red; 3511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->palette[regno << 3].green = green; 352532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->palette[regno << 3].blue = blue; 3531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 3551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The 5 bits of each colour component are 3561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * applied to the high 5 bits of the LUT. 3571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 3581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(regno << 3, 0x3c8, cfb); 3591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(red, 0x3c9, cfb); 3601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(green, 0x3c9, cfb); 3611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(blue, 0x3c9, cfb); 3621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ret = 0; 3631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->green.length == 4 && regno < 16) { 366532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->palette[regno << 4].red = red; 3671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->palette[regno << 4].green = green; 368532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->palette[regno << 4].blue = blue; 3691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 3711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The 5 bits of each colour component are 3721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * applied to the high 5 bits of the LUT. 3731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 3741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(regno << 4, 0x3c8, cfb); 3751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(red, 0x3c9, cfb); 3761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(green, 0x3c9, cfb); 3771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(blue, 0x3c9, cfb); 3781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ret = 0; 3791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 3821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Since this is only used for the first 16 colours, we 3831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * don't have to care about overflowing for regno >= 32 3841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 3851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pseudo_val = regno << var->red.offset | 3861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds regno << var->green.offset | 3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds regno << var->blue.offset; 3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * True colour: 392532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * n rl 393532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * pixel --/--+--/--> red dac 394532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * | gl 395532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * +--/--> green dac 396532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * | bl 397532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * +--/--> blue dac 3981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * n = bpp, rl = red length, gl = green length, bl = blue length 3991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 4001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_VISUAL_TRUECOLOR: 4011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pseudo_val = convert_bitfield(transp ^ 0xffff, &var->transp); 4021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pseudo_val |= convert_bitfield(red, &var->red); 4031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pseudo_val |= convert_bitfield(green, &var->green); 4041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pseudo_val |= convert_bitfield(blue, &var->blue); 405e76df4d33973bd9b963d0cce05749b090cc14936Ondrej Zary ret = 0; 4061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 4071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 4101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Now set our pseudo palette for the CFB16/24/32 drivers. 4111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 4121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (regno < 16) 4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((u32 *)cfb->fb.pseudo_palette)[regno] = pseudo_val; 4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ret; 4161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct par_info { 4191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 4201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Hardware 4211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 4221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char clock_mult; 4231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char clock_div; 4241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char extseqmisc; 4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char co_pixfmt; 4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char crtc_ofl; 4271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char crtc[19]; 4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int width; 4291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int pitch; 4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int fetch; 4311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Other 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_char ramdac; 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic const u_char crtc_idx[] = { 4391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x08, 0x09, 4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18 4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 4431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void cyber2000fb_write_ramdac_ctrl(struct cfb_info *cfb) 4451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int i; 4471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int val = cfb->ramdac_ctrl | cfb->ramdac_powerdown; 4481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0x56, 0x3ce, cfb); 4501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds i = cyber2000fb_readb(0x3cf, cfb); 4511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(i | 4, 0x3cf, cfb); 4521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(val, 0x3c6, cfb); 4531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(i, 0x3cf, cfb); 45400b4703f03ce04bd7f2f912fd05a243096ab826fOndrej Zary /* prevent card lock-up observed on x86 with CyberPro 2000 */ 45500b4703f03ce04bd7f2f912fd05a243096ab826fOndrej Zary cyber2000fb_readb(0x3cf, cfb); 4561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void cyber2000fb_set_timing(struct cfb_info *cfb, struct par_info *hw) 4591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int i; 4611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 4631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Blank palette 4641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 4651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < NR_PALETTE; i++) { 4661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(i, 0x3c8, cfb); 4671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, 0x3c9, cfb); 4681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, 0x3c9, cfb); 4691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, 0x3c9, cfb); 4701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0xef, 0x3c2, cfb); 4731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_crtcw(0x11, 0x0b, cfb); 4741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_attrw(0x11, 0x00, cfb); 4751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_seqw(0x00, 0x01, cfb); 4771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_seqw(0x01, 0x01, cfb); 4781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_seqw(0x02, 0x0f, cfb); 4791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_seqw(0x03, 0x00, cfb); 4801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_seqw(0x04, 0x0e, cfb); 4811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_seqw(0x00, 0x03, cfb); 4821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < sizeof(crtc_idx); i++) 4841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_crtcw(crtc_idx[i], hw->crtc[i], cfb); 4851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0x0a; i < 0x10; i++) 4871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_crtcw(i, 0, cfb); 4881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_CRT_VRTOFL, hw->crtc_ofl, cfb); 4901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x00, 0x00, cfb); 4911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x01, 0x00, cfb); 4921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x02, 0x00, cfb); 4931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x03, 0x00, cfb); 4941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x04, 0x00, cfb); 4951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x05, 0x60, cfb); 4961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x06, 0x05, cfb); 4971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x07, 0x0f, cfb); 4981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x08, 0xff, cfb); 4991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Attribute controller registers */ 5011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 16; i++) 5021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_attrw(i, i, cfb); 5031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_attrw(0x10, 0x01, cfb); 5051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_attrw(0x11, 0x00, cfb); 5061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_attrw(0x12, 0x0f, cfb); 5071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_attrw(0x13, 0x00, cfb); 5081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_attrw(0x14, 0x00, cfb); 5091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* PLL registers */ 511e5dedf8d561fb309ba37003546025300678da549Ondrej Zary spin_lock(&cfb->reg_b0_lock); 5121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_DCLK_MULT, hw->clock_mult, cfb); 513532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cyber2000_grphw(EXT_DCLK_DIV, hw->clock_div, cfb); 5141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_MCLK_MULT, cfb->mclk_mult, cfb); 515532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cyber2000_grphw(EXT_MCLK_DIV, cfb->mclk_div, cfb); 5161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x90, 0x01, cfb); 5171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0xb9, 0x80, cfb); 5181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0xb9, 0x00, cfb); 519e5dedf8d561fb309ba37003546025300678da549Ondrej Zary spin_unlock(&cfb->reg_b0_lock); 5201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->ramdac_ctrl = hw->ramdac; 5221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_write_ramdac_ctrl(cfb); 5231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0x20, 0x3c0, cfb); 5251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0xff, 0x3c6, cfb); 5261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x14, hw->fetch, cfb); 5281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x15, ((hw->fetch >> 8) & 0x03) | 5291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((hw->pitch >> 4) & 0x30), cfb); 5301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_SEQ_MISC, hw->extseqmisc, cfb); 5311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 5331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Set up accelerator registers 5341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 535532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cyber2000fb_writew(hw->width, CO_REG_SRC_WIDTH, cfb); 536532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cyber2000fb_writew(hw->width, CO_REG_DEST_WIDTH, cfb); 5371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(hw->co_pixfmt, CO_REG_PIXFMT, cfb); 5381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic inline int 5411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_update_start(struct cfb_info *cfb, struct fb_var_screeninfo *var) 5421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int base = var->yoffset * var->xres_virtual + var->xoffset; 5441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds base *= var->bits_per_pixel; 5461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 5481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Convert to bytes and shift two extra bits because DAC 5491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * can only start on 4 byte aligned data. 5501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 5511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds base >>= 5; 5521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (base >= 1 << 20) 5541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 5551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(0x10, base >> 16 | 0x10, cfb); 5571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_crtcw(0x0c, base >> 8, cfb); 5581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_crtcw(0x0d, base, cfb); 5591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 5611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 5641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_decode_crtc(struct par_info *hw, struct cfb_info *cfb, 5651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct fb_var_screeninfo *var) 5661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int Htotal, Hblankend, Hsyncend; 5681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int Vtotal, Vdispend, Vblankstart, Vblankend, Vsyncstart, Vsyncend; 569532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt#define ENCODE_BIT(v, b1, m, b2) ((((v) >> (b1)) & (m)) << (b2)) 5701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[13] = hw->pitch; 5721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[17] = 0xe3; 5731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[14] = 0; 5741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[8] = 0; 5751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 576532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt Htotal = var->xres + var->right_margin + 577532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt var->hsync_len + var->left_margin; 5781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (Htotal > 2080) 5801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 5811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[0] = (Htotal >> 3) - 5; 5831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[1] = (var->xres >> 3) - 1; 5841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[2] = var->xres >> 3; 5851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[4] = (var->xres + var->right_margin) >> 3; 5861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 587532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt Hblankend = (Htotal - 4 * 8) >> 3; 5881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 58987d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby hw->crtc[3] = ENCODE_BIT(Hblankend, 0, 0x1f, 0) | 59087d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(1, 0, 0x01, 7); 5911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Hsyncend = (var->xres + var->right_margin + var->hsync_len) >> 3; 5931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 59487d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby hw->crtc[5] = ENCODE_BIT(Hsyncend, 0, 0x1f, 0) | 59587d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(Hblankend, 5, 0x01, 7); 5961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Vdispend = var->yres - 1; 5981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Vsyncstart = var->yres + var->lower_margin; 5991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Vsyncend = var->yres + var->lower_margin + var->vsync_len; 6001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Vtotal = var->yres + var->lower_margin + var->vsync_len + 6011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->upper_margin - 2; 6021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (Vtotal > 2047) 6041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 6051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Vblankstart = var->yres + 6; 6071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds Vblankend = Vtotal - 10; 6081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[6] = Vtotal; 61087d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby hw->crtc[7] = ENCODE_BIT(Vtotal, 8, 0x01, 0) | 61187d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(Vdispend, 8, 0x01, 1) | 61287d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(Vsyncstart, 8, 0x01, 2) | 613532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt ENCODE_BIT(Vblankstart, 8, 0x01, 3) | 61487d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(1, 0, 0x01, 4) | 615532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt ENCODE_BIT(Vtotal, 9, 0x01, 5) | 61687d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(Vdispend, 9, 0x01, 6) | 61787d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(Vsyncstart, 9, 0x01, 7); 61887d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby hw->crtc[9] = ENCODE_BIT(0, 0, 0x1f, 0) | 619532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt ENCODE_BIT(Vblankstart, 9, 0x01, 5) | 62087d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(1, 0, 0x01, 6); 6211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[10] = Vsyncstart; 62287d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby hw->crtc[11] = ENCODE_BIT(Vsyncend, 0, 0x0f, 0) | 62387d0613103aa279f8a39a497af09edbb068ef285Jiri Slaby ENCODE_BIT(1, 0, 0x01, 7); 6241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[12] = Vdispend; 6251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[15] = Vblankstart; 6261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[16] = Vblankend; 6271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc[18] = 0xff; 6281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 6301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * overflow - graphics reg 0x11 6311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 0=VTOTAL:10 1=VDEND:10 2=VRSTART:10 3=VBSTART:10 6321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 4=LINECOMP:10 5-IVIDEO 6=FIXCNT 6331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 6341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc_ofl = 635532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt ENCODE_BIT(Vtotal, 10, 0x01, 0) | 636532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt ENCODE_BIT(Vdispend, 10, 0x01, 1) | 637532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt ENCODE_BIT(Vsyncstart, 10, 0x01, 2) | 638532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt ENCODE_BIT(Vblankstart, 10, 0x01, 3) | 6391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_CRT_VRTOFL_LINECOMP10; 6401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* woody: set the interlaced bit... */ 6421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* FIXME: what about doublescan? */ 6431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) 6441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->crtc_ofl |= EXT_CRT_VRTOFL_INTERLACE; 6451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 6471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 6481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 6501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The following was discovered by a good monitor, bit twiddling, theorising 6511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * and but mostly luck. Strangely, it looks like everyone elses' PLL! 6521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 6531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Clock registers: 6541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * fclock = fpll / div2 6551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * fpll = fref * mult / div1 6561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * where: 6571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * fref = 14.318MHz (69842ps) 6581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * mult = reg0xb0.7:0 6591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * div1 = (reg0xb1.5:0 + 1) 6601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * div2 = 2^(reg0xb1.7:6) 6611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * fpll should be between 115 and 260 MHz 6621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (8696ps and 3846ps) 6631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 6641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 6651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_decode_clock(struct par_info *hw, struct cfb_info *cfb, 6661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct fb_var_screeninfo *var) 6671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 6681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_long pll_ps = var->pixclock; 6691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds const u_long ref_ps = cfb->ref_ps; 6701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int div2, t_div1, best_div1, best_mult; 6711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int best_diff; 6721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int vco; 6731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 6751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Step 1: 6761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * find div2 such that 115MHz < fpll < 260MHz 6771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * and 0 <= div2 < 4 6781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 6791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (div2 = 0; div2 < 4; div2++) { 6801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_long new_pll; 6811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds new_pll = pll_ps / cfb->divisors[div2]; 6831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (8696 > new_pll && new_pll > 3846) { 6841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pll_ps = new_pll; 6851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 6861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 6881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (div2 == 4) 6901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 6911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 6931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Step 2: 6941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Given pll_ps and ref_ps, find: 6951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * pll_ps * 0.995 < pll_ps_calc < pll_ps * 1.005 6961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * where { 1 < best_div1 < 32, 1 < best_mult < 256 } 6971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * pll_ps_calc = best_div1 / (ref_ps * best_mult) 6981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 6991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds best_diff = 0x7fffffff; 700fcd3c7796c62f6bf5300ee52a87b8654084c5ae4Russell King best_mult = 2; 701fcd3c7796c62f6bf5300ee52a87b8654084c5ae4Russell King best_div1 = 32; 702fcd3c7796c62f6bf5300ee52a87b8654084c5ae4Russell King for (t_div1 = 2; t_div1 < 32; t_div1 += 1) { 7031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int rr, t_mult, t_pll_ps; 7041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int diff; 7051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 7071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Find the multiplier for this divisor 7081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 7091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds rr = ref_ps * t_div1; 7101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds t_mult = (rr + pll_ps / 2) / pll_ps; 7111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 7131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Is the multiplier within the correct range? 7141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 7151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (t_mult > 256 || t_mult < 2) 7161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds continue; 7171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 7191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Calculate the actual clock period from this multiplier 7201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * and divisor, and estimate the error. 7211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 7221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds t_pll_ps = (rr + t_mult / 2) / t_mult; 7231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds diff = pll_ps - t_pll_ps; 7241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (diff < 0) 7251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds diff = -diff; 7261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (diff < best_diff) { 7281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds best_diff = diff; 7291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds best_mult = t_mult; 7301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds best_div1 = t_div1; 7311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 7341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * If we hit an exact value, there is no point in continuing. 7351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 7361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (diff == 0) 7371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 7381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 7411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Step 3: 7421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * combine values 7431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 7441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->clock_mult = best_mult - 1; 7451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->clock_div = div2 << 6 | (best_div1 - 1); 7461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vco = ref_ps * best_div1 / best_mult; 7481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((ref_ps == 40690) && (vco < 5556)) 7491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set VFSEL when VCO > 180MHz (5.556 ps). */ 7501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->clock_div |= EXT_DCLK_DIV_VFSEL; 7511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 7531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 7541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 7561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Set the User Defined Part of the Display 7571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 7581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 7591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) 7601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 7611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 7621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct par_info hw; 7631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int mem; 7641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int err; 7651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->transp.msb_right = 0; 7671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.msb_right = 0; 7681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.msb_right = 0; 7691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.msb_right = 0; 770532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt var->transp.offset = 0; 771532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt var->transp.length = 0; 7721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (var->bits_per_pixel) { 7741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 8: /* PSEUDOCOLOUR, 256 */ 7751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.offset = 0; 7761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.length = 8; 7771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.offset = 0; 7781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.length = 8; 7791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.offset = 0; 7801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.length = 8; 7811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 7821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 16:/* DIRECTCOLOUR, 64k or 32k */ 7841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (var->green.length) { 7851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 6: /* RGB565, 64k */ 7861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.offset = 11; 7871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.length = 5; 7881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.offset = 5; 7891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.length = 6; 7901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.offset = 0; 7911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.length = 5; 7921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 7931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 7951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 5: /* RGB555, 32k */ 7961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.offset = 10; 7971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.length = 5; 7981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.offset = 5; 7991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.length = 5; 8001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.offset = 0; 8011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.length = 5; 8021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 4: /* RGB444, 4k + transparency? */ 8051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->transp.offset = 12; 8061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->transp.length = 4; 8071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.offset = 8; 8081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.length = 4; 8091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.offset = 4; 8101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.length = 4; 8111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.offset = 0; 8121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.length = 4; 8131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 24:/* TRUECOLOUR, 16m */ 8181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.offset = 16; 8191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.length = 8; 8201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.offset = 8; 8211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.length = 8; 8221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.offset = 0; 8231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.length = 8; 8241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 32:/* TRUECOLOUR, 16m */ 8271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->transp.offset = 24; 8281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->transp.length = 8; 8291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.offset = 16; 8301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->red.length = 8; 8311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.offset = 8; 8321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->green.length = 8; 8331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.offset = 0; 8341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->blue.length = 8; 8351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 8381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 8391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds mem = var->xres_virtual * var->yres_virtual * (var->bits_per_pixel / 8); 8421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (mem > cfb->fb.fix.smem_len) 8431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->yres_virtual = cfb->fb.fix.smem_len * 8 / 844532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt (var->bits_per_pixel * var->xres_virtual); 8451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->yres > var->yres_virtual) 8471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->yres = var->yres_virtual; 8481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->xres > var->xres_virtual) 8491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->xres = var->xres_virtual; 8501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = cyber2000fb_decode_clock(&hw, cfb, var); 8521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err) 8531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 8541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = cyber2000fb_decode_crtc(&hw, cfb, var); 8561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err) 8571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 8581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 8601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 8611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int cyber2000fb_set_par(struct fb_info *info) 8631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 8641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 8651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct fb_var_screeninfo *var = &cfb->fb.var; 8661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct par_info hw; 8671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int mem; 8681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.width = var->xres_virtual; 8701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.ramdac = RAMDAC_VREFEN | RAMDAC_DAC8BIT; 8711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (var->bits_per_pixel) { 8731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 8: 8741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.co_pixfmt = CO_PIXFMT_8BPP; 8751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.pitch = hw.width >> 3; 8761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.extseqmisc = EXT_SEQ_MISC_8; 8771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 16: 8801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.co_pixfmt = CO_PIXFMT_16BPP; 8811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.pitch = hw.width >> 2; 8821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (var->green.length) { 8841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 6: /* RGB565, 64k */ 8851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.extseqmisc = EXT_SEQ_MISC_16_RGB565; 8861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 5: /* RGB555, 32k */ 8881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.extseqmisc = EXT_SEQ_MISC_16_RGB555; 8891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 4: /* RGB444, 4k + transparency? */ 8911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.extseqmisc = EXT_SEQ_MISC_16_RGB444; 8921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 8931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 8941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds BUG(); 8951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 896c2ec21c5c8f15c079c209f403d582f3134785060Jan Rinze break; 897c2ec21c5c8f15c079c209f403d582f3134785060Jan Rinze 8981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 24:/* TRUECOLOUR, 16m */ 8991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.co_pixfmt = CO_PIXFMT_24BPP; 9001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.width *= 3; 9011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.pitch = hw.width >> 3; 9021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.ramdac |= (RAMDAC_BYPASS | RAMDAC_RAMPWRDN); 9031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.extseqmisc = EXT_SEQ_MISC_24_RGB888; 9041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 9051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 32:/* TRUECOLOUR, 16m */ 9071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.co_pixfmt = CO_PIXFMT_32BPP; 9081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.pitch = hw.width >> 1; 9091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.ramdac |= (RAMDAC_BYPASS | RAMDAC_RAMPWRDN); 9101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.extseqmisc = EXT_SEQ_MISC_32; 9111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 9121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 9141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds BUG(); 9151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 9181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Sigh, this is absolutely disgusting, but caused by 9191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the way the fbcon developers want to separate out 9201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the "checking" and the "setting" of the video mode. 9211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 9221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * If the mode is not suitable for the hardware here, 9231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * we can't prevent it being set by returning an error. 9241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 9251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * In theory, since NetWinders contain just one VGA card, 9261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * we should never end up hitting this problem. 9271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 9281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds BUG_ON(cyber2000fb_decode_clock(&hw, cfb, var) != 0); 9291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds BUG_ON(cyber2000fb_decode_crtc(&hw, cfb, var) != 0); 9301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.width -= 1; 9321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.fetch = hw.pitch; 9331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!(cfb->mem_ctl2 & MEM_CTL2_64BIT)) 9341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.fetch <<= 1; 9351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw.fetch += 1; 9361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 937532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->fb.fix.line_length = var->xres_virtual * var->bits_per_pixel / 8; 9381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 9401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Same here - if the size of the video mode exceeds the 9411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * available RAM, we can't prevent this mode being set. 9421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 9431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * In theory, since NetWinders contain just one VGA card, 9441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * we should never end up hitting this problem. 9451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 9461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds mem = cfb->fb.fix.line_length * var->yres_virtual; 9471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds BUG_ON(mem > cfb->fb.fix.smem_len); 9481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 9501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 8bpp displays are always pseudo colour. 16bpp and above 9511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * are direct colour or true colour, depending on whether 9521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the RAMDAC palettes are bypassed. (Direct colour has 9531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * palettes, true colour does not.) 9541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 9551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->bits_per_pixel == 8) 9561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.visual = FB_VISUAL_PSEUDOCOLOR; 9571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else if (hw.ramdac & RAMDAC_BYPASS) 9581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.visual = FB_VISUAL_TRUECOLOR; 9591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 9601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.visual = FB_VISUAL_DIRECTCOLOR; 9611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_set_timing(cfb, &hw); 9631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_update_start(cfb, var); 9641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 9661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 9671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 9691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Pan or Wrap the Display 9701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 9711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 9721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyber2000fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) 9731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 9741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 9751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cyber2000fb_update_start(cfb, var)) 9771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 9781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.xoffset = var->xoffset; 9801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.yoffset = var->yoffset; 9811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->vmode & FB_VMODE_YWRAP) { 9831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.vmode |= FB_VMODE_YWRAP; 9841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 9851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.vmode &= ~FB_VMODE_YWRAP; 9861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 9891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 9901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 9921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (Un)Blank the display. 9931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 9941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Blank the screen if blank_mode != 0, else unblank. If 9951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * blank == NULL then the caller blanks by setting the CLUT 9961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (Color Look Up Table) to all black. Return 0 if blanking 9971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * succeeded, != 0 if un-/blanking failed due to e.g. a 9981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * video mode which doesn't support it. Implements VESA 9991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * suspend and powerdown modes on hardware that supports 10001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * disabling hsync/vsync: 10011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * blank_mode == 2: suspend vsync 10021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * blank_mode == 3: suspend hsync 10031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * blank_mode == 4: powerdown 10041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 10051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * wms...Enable VESA DMPS compatible powerdown mode 10061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * run "setterm -powersave powerdown" to take advantage 10071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 10081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int cyber2000fb_blank(int blank, struct fb_info *info) 10091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 10101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = (struct cfb_info *)info; 10111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int sync = 0; 10121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 10131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (blank) { 10151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_POWERDOWN: /* powerdown - both sync lines down */ 10161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds sync = EXT_SYNC_CTL_VS_0 | EXT_SYNC_CTL_HS_0; 1017532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt break; 10181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_HSYNC_SUSPEND: /* hsync off */ 10191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds sync = EXT_SYNC_CTL_VS_NORMAL | EXT_SYNC_CTL_HS_0; 1020532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt break; 10211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_VSYNC_SUSPEND: /* vsync off */ 10221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds sync = EXT_SYNC_CTL_VS_0 | EXT_SYNC_CTL_HS_NORMAL; 10231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 1024532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt case FB_BLANK_NORMAL: /* soft blank */ 1025532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt default: /* unblank */ 10261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 10271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_SYNC_CTL, sync, cfb); 10301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (blank <= 1) { 10321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* turn on ramdacs */ 1033532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->ramdac_powerdown &= ~(RAMDAC_DACPWRDN | RAMDAC_BYPASS | 1034532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt RAMDAC_RAMPWRDN); 10351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_write_ramdac_ctrl(cfb); 10361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 10391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Soft blank/unblank the display. 10401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 10411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (blank) { /* soft blank */ 10421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < NR_PALETTE; i++) { 10431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(i, 0x3c8, cfb); 10441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, 0x3c9, cfb); 10451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, 0x3c9, cfb); 10461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0, 0x3c9, cfb); 10471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { /* unblank */ 10491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < NR_PALETTE; i++) { 10501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(i, 0x3c8, cfb); 10511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(cfb->palette[i].red, 0x3c9, cfb); 10521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(cfb->palette[i].green, 0x3c9, cfb); 10531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(cfb->palette[i].blue, 0x3c9, cfb); 10541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (blank >= 2) { 10581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* turn off ramdacs */ 1059532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->ramdac_powerdown |= RAMDAC_DACPWRDN | RAMDAC_BYPASS | 1060532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt RAMDAC_RAMPWRDN; 10611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_write_ramdac_ctrl(cfb); 10621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 10651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 10661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct fb_ops cyber2000fb_ops = { 10681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .owner = THIS_MODULE, 10691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_check_var = cyber2000fb_check_var, 10701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_set_par = cyber2000fb_set_par, 10711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_setcolreg = cyber2000fb_setcolreg, 10721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_blank = cyber2000fb_blank, 10731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_pan_display = cyber2000fb_pan_display, 10741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_fillrect = cyber2000fb_fillrect, 10751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_copyarea = cyber2000fb_copyarea, 10761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_imageblit = cyber2000fb_imageblit, 10771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fb_sync = cyber2000fb_sync, 10781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 10791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 10811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This is the only "static" reference to the internal data structures 10821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * of this driver. It is here solely at the moment to support the other 10831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * CyberPro modules external to this driver. 10841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1085532237eff1f271302ed923af6d811a699d582bbcKrzysztof Heltstatic struct cfb_info *int_cfb_info; 10861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 10881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Enable access to the extended registers 10891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 10901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid cyber2000fb_enable_extregs(struct cfb_info *cfb) 10911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 10921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->func_use_count += 1; 10931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->func_use_count == 1) { 10951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int old; 10961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds old = cyber2000_grphr(EXT_FUNC_CTL, cfb); 10981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds old |= EXT_FUNC_CTL_EXTREGENBL; 10991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_FUNC_CTL, old, cfb); 11001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 11011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1102532237eff1f271302ed923af6d811a699d582bbcKrzysztof HeltEXPORT_SYMBOL(cyber2000fb_enable_extregs); 11031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 11051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Disable access to the extended registers 11061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 11071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid cyber2000fb_disable_extregs(struct cfb_info *cfb) 11081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 11091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->func_use_count == 1) { 11101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int old; 11111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds old = cyber2000_grphr(EXT_FUNC_CTL, cfb); 11131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds old &= ~EXT_FUNC_CTL_EXTREGENBL; 11141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_FUNC_CTL, old, cfb); 11151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 11161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->func_use_count == 0) 11181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_ERR "disable_extregs: count = 0\n"); 11191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 11201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->func_use_count -= 1; 11211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1122532237eff1f271302ed923af6d811a699d582bbcKrzysztof HeltEXPORT_SYMBOL(cyber2000fb_disable_extregs); 11231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 11251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Attach a capture/tv driver to the core CyberX0X0 driver. 11261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 11271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint cyber2000fb_attach(struct cyberpro_info *info, int idx) 11281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 11291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (int_cfb_info != NULL) { 113024d6e5cb191189531396870402bf276aacf01598Russell King info->dev = int_cfb_info->fb.device; 1131b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#ifdef CONFIG_FB_CYBER2000_I2C 1132b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King info->i2c = &int_cfb_info->i2c_adapter; 1133b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#else 1134b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King info->i2c = NULL; 1135b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#endif 11361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds info->regs = int_cfb_info->regs; 113724d6e5cb191189531396870402bf276aacf01598Russell King info->irq = int_cfb_info->irq; 11381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds info->fb = int_cfb_info->fb.screen_base; 11391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds info->fb_size = int_cfb_info->fb.fix.smem_len; 1140532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt info->info = int_cfb_info; 11411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1142532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt strlcpy(info->dev_name, int_cfb_info->fb.fix.id, 1143532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt sizeof(info->dev_name)); 11441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 11451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return int_cfb_info != NULL; 11471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1148532237eff1f271302ed923af6d811a699d582bbcKrzysztof HeltEXPORT_SYMBOL(cyber2000fb_attach); 11491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 11511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Detach a capture/tv driver from the core CyberX0X0 driver. 11521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 11531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid cyber2000fb_detach(int idx) 11541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 11551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 11561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsEXPORT_SYMBOL(cyber2000fb_detach); 11571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1158e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#ifdef CONFIG_FB_CYBER2000_DDC 1159e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1160e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#define DDC_REG 0xb0 1161e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#define DDC_SCL_OUT (1 << 0) 1162e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#define DDC_SDA_OUT (1 << 4) 1163e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#define DDC_SCL_IN (1 << 2) 1164e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#define DDC_SDA_IN (1 << 6) 1165e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1166e5dedf8d561fb309ba37003546025300678da549Ondrej Zarystatic void cyber2000fb_enable_ddc(struct cfb_info *cfb) 1167e5dedf8d561fb309ba37003546025300678da549Ondrej Zary{ 1168e5dedf8d561fb309ba37003546025300678da549Ondrej Zary spin_lock(&cfb->reg_b0_lock); 1169e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_writew(0x1bf, 0x3ce, cfb); 1170e5dedf8d561fb309ba37003546025300678da549Ondrej Zary} 1171e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1172e5dedf8d561fb309ba37003546025300678da549Ondrej Zarystatic void cyber2000fb_disable_ddc(struct cfb_info *cfb) 1173e5dedf8d561fb309ba37003546025300678da549Ondrej Zary{ 1174e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_writew(0x0bf, 0x3ce, cfb); 1175e5dedf8d561fb309ba37003546025300678da549Ondrej Zary spin_unlock(&cfb->reg_b0_lock); 1176e5dedf8d561fb309ba37003546025300678da549Ondrej Zary} 1177e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1178e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1179e5dedf8d561fb309ba37003546025300678da549Ondrej Zarystatic void cyber2000fb_ddc_setscl(void *data, int val) 1180e5dedf8d561fb309ba37003546025300678da549Ondrej Zary{ 1181e5dedf8d561fb309ba37003546025300678da549Ondrej Zary struct cfb_info *cfb = data; 1182e5dedf8d561fb309ba37003546025300678da549Ondrej Zary unsigned char reg; 1183e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1184e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_enable_ddc(cfb); 1185e5dedf8d561fb309ba37003546025300678da549Ondrej Zary reg = cyber2000_grphr(DDC_REG, cfb); 1186e5dedf8d561fb309ba37003546025300678da549Ondrej Zary if (!val) /* bit is inverted */ 1187e5dedf8d561fb309ba37003546025300678da549Ondrej Zary reg |= DDC_SCL_OUT; 1188e5dedf8d561fb309ba37003546025300678da549Ondrej Zary else 1189e5dedf8d561fb309ba37003546025300678da549Ondrej Zary reg &= ~DDC_SCL_OUT; 1190e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000_grphw(DDC_REG, reg, cfb); 1191e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_disable_ddc(cfb); 1192e5dedf8d561fb309ba37003546025300678da549Ondrej Zary} 1193e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1194e5dedf8d561fb309ba37003546025300678da549Ondrej Zarystatic void cyber2000fb_ddc_setsda(void *data, int val) 1195e5dedf8d561fb309ba37003546025300678da549Ondrej Zary{ 1196e5dedf8d561fb309ba37003546025300678da549Ondrej Zary struct cfb_info *cfb = data; 1197e5dedf8d561fb309ba37003546025300678da549Ondrej Zary unsigned char reg; 1198e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1199e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_enable_ddc(cfb); 1200e5dedf8d561fb309ba37003546025300678da549Ondrej Zary reg = cyber2000_grphr(DDC_REG, cfb); 1201e5dedf8d561fb309ba37003546025300678da549Ondrej Zary if (!val) /* bit is inverted */ 1202e5dedf8d561fb309ba37003546025300678da549Ondrej Zary reg |= DDC_SDA_OUT; 1203e5dedf8d561fb309ba37003546025300678da549Ondrej Zary else 1204e5dedf8d561fb309ba37003546025300678da549Ondrej Zary reg &= ~DDC_SDA_OUT; 1205e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000_grphw(DDC_REG, reg, cfb); 1206e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_disable_ddc(cfb); 1207e5dedf8d561fb309ba37003546025300678da549Ondrej Zary} 1208e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1209e5dedf8d561fb309ba37003546025300678da549Ondrej Zarystatic int cyber2000fb_ddc_getscl(void *data) 1210e5dedf8d561fb309ba37003546025300678da549Ondrej Zary{ 1211e5dedf8d561fb309ba37003546025300678da549Ondrej Zary struct cfb_info *cfb = data; 1212e5dedf8d561fb309ba37003546025300678da549Ondrej Zary int retval; 1213e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1214e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_enable_ddc(cfb); 1215e5dedf8d561fb309ba37003546025300678da549Ondrej Zary retval = !!(cyber2000_grphr(DDC_REG, cfb) & DDC_SCL_IN); 1216e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_disable_ddc(cfb); 1217e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1218e5dedf8d561fb309ba37003546025300678da549Ondrej Zary return retval; 1219e5dedf8d561fb309ba37003546025300678da549Ondrej Zary} 1220e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1221e5dedf8d561fb309ba37003546025300678da549Ondrej Zarystatic int cyber2000fb_ddc_getsda(void *data) 1222e5dedf8d561fb309ba37003546025300678da549Ondrej Zary{ 1223e5dedf8d561fb309ba37003546025300678da549Ondrej Zary struct cfb_info *cfb = data; 1224e5dedf8d561fb309ba37003546025300678da549Ondrej Zary int retval; 1225e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1226e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_enable_ddc(cfb); 1227e5dedf8d561fb309ba37003546025300678da549Ondrej Zary retval = !!(cyber2000_grphr(DDC_REG, cfb) & DDC_SDA_IN); 1228e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cyber2000fb_disable_ddc(cfb); 1229e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1230e5dedf8d561fb309ba37003546025300678da549Ondrej Zary return retval; 1231e5dedf8d561fb309ba37003546025300678da549Ondrej Zary} 1232e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1233e5dedf8d561fb309ba37003546025300678da549Ondrej Zarystatic int __devinit cyber2000fb_setup_ddc_bus(struct cfb_info *cfb) 1234e5dedf8d561fb309ba37003546025300678da549Ondrej Zary{ 1235e5dedf8d561fb309ba37003546025300678da549Ondrej Zary strlcpy(cfb->ddc_adapter.name, cfb->fb.fix.id, 1236e5dedf8d561fb309ba37003546025300678da549Ondrej Zary sizeof(cfb->ddc_adapter.name)); 1237e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_adapter.owner = THIS_MODULE; 1238e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_adapter.class = I2C_CLASS_DDC; 1239e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_adapter.algo_data = &cfb->ddc_algo; 124024d6e5cb191189531396870402bf276aacf01598Russell King cfb->ddc_adapter.dev.parent = cfb->fb.device; 1241e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_algo.setsda = cyber2000fb_ddc_setsda; 1242e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_algo.setscl = cyber2000fb_ddc_setscl; 1243e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_algo.getsda = cyber2000fb_ddc_getsda; 1244e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_algo.getscl = cyber2000fb_ddc_getscl; 1245e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_algo.udelay = 10; 1246e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_algo.timeout = 20; 1247e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_algo.data = cfb; 1248e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1249e5dedf8d561fb309ba37003546025300678da549Ondrej Zary i2c_set_adapdata(&cfb->ddc_adapter, cfb); 1250e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1251e5dedf8d561fb309ba37003546025300678da549Ondrej Zary return i2c_bit_add_bus(&cfb->ddc_adapter); 1252e5dedf8d561fb309ba37003546025300678da549Ondrej Zary} 1253e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#endif /* CONFIG_FB_CYBER2000_DDC */ 1254e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 1255b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#ifdef CONFIG_FB_CYBER2000_I2C 1256b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell Kingstatic void cyber2000fb_i2c_setsda(void *data, int state) 1257b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King{ 1258b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King struct cfb_info *cfb = data; 1259b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King unsigned int latch2; 1260b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1261b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_lock(&cfb->reg_b0_lock); 1262b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King latch2 = cyber2000_grphr(EXT_LATCH2, cfb); 1263b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King latch2 &= EXT_LATCH2_I2C_CLKEN; 1264b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King if (state) 1265b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King latch2 |= EXT_LATCH2_I2C_DATEN; 1266b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cyber2000_grphw(EXT_LATCH2, latch2, cfb); 1267b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_unlock(&cfb->reg_b0_lock); 1268b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King} 1269b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1270b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell Kingstatic void cyber2000fb_i2c_setscl(void *data, int state) 1271b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King{ 1272b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King struct cfb_info *cfb = data; 1273b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King unsigned int latch2; 1274b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1275b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_lock(&cfb->reg_b0_lock); 1276b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King latch2 = cyber2000_grphr(EXT_LATCH2, cfb); 1277b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King latch2 &= EXT_LATCH2_I2C_DATEN; 1278b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King if (state) 1279b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King latch2 |= EXT_LATCH2_I2C_CLKEN; 1280b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cyber2000_grphw(EXT_LATCH2, latch2, cfb); 1281b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_unlock(&cfb->reg_b0_lock); 1282b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King} 1283b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1284b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell Kingstatic int cyber2000fb_i2c_getsda(void *data) 1285b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King{ 1286b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King struct cfb_info *cfb = data; 1287b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King int ret; 1288b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1289b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_lock(&cfb->reg_b0_lock); 1290b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King ret = !!(cyber2000_grphr(EXT_LATCH2, cfb) & EXT_LATCH2_I2C_DAT); 1291b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_unlock(&cfb->reg_b0_lock); 1292b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1293b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King return ret; 1294b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King} 1295b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1296b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell Kingstatic int cyber2000fb_i2c_getscl(void *data) 1297b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King{ 1298b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King struct cfb_info *cfb = data; 1299b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King int ret; 1300b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1301b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_lock(&cfb->reg_b0_lock); 1302b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King ret = !!(cyber2000_grphr(EXT_LATCH2, cfb) & EXT_LATCH2_I2C_CLK); 1303b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King spin_unlock(&cfb->reg_b0_lock); 1304b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1305b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King return ret; 1306b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King} 1307b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1308b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell Kingstatic int __devinit cyber2000fb_i2c_register(struct cfb_info *cfb) 1309b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King{ 1310b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King strlcpy(cfb->i2c_adapter.name, cfb->fb.fix.id, 1311b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King sizeof(cfb->i2c_adapter.name)); 1312b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_adapter.owner = THIS_MODULE; 1313b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_adapter.algo_data = &cfb->i2c_algo; 131424d6e5cb191189531396870402bf276aacf01598Russell King cfb->i2c_adapter.dev.parent = cfb->fb.device; 1315b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_algo.setsda = cyber2000fb_i2c_setsda; 1316b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_algo.setscl = cyber2000fb_i2c_setscl; 1317b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_algo.getsda = cyber2000fb_i2c_getsda; 1318b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_algo.getscl = cyber2000fb_i2c_getscl; 1319b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_algo.udelay = 5; 1320b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_algo.timeout = msecs_to_jiffies(100); 1321b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cfb->i2c_algo.data = cfb; 1322b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1323b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King return i2c_bit_add_bus(&cfb->i2c_adapter); 1324b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King} 1325b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 1326b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell Kingstatic void cyber2000fb_i2c_unregister(struct cfb_info *cfb) 1327b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King{ 1328b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King i2c_del_adapter(&cfb->i2c_adapter); 1329b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King} 1330b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#else 1331b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#define cyber2000fb_i2c_register(cfb) (0) 1332b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#define cyber2000fb_i2c_unregister(cfb) do { } while (0) 1333b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#endif 1334b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 13351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 13361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * These parameters give 13371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 640x480, hsync 31.5kHz, vsync 60Hz 13381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 13391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct fb_videomode __devinitdata cyber2000fb_default_mode = { 13401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .refresh = 60, 13411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .xres = 640, 13421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .yres = 480, 13431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .pixclock = 39722, 13441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .left_margin = 56, 13451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .right_margin = 16, 13461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .upper_margin = 34, 13471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .lower_margin = 9, 13481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .hsync_len = 88, 13491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .vsync_len = 2, 13501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .sync = FB_SYNC_COMP_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, 13511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .vmode = FB_VMODE_NONINTERLACED 13521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 13531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic char igs_regs[] = { 13551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_CRT_IRQ, 0, 13561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_CRT_TEST, 0, 13571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_SYNC_CTL, 0, 13581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_SEG_WRITE_PTR, 0, 13591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_SEG_READ_PTR, 0, 13601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_BIU_MISC, EXT_BIU_MISC_LIN_ENABLE | 13611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_BIU_MISC_COP_ENABLE | 13621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_BIU_MISC_COP_BFC, 13631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_FUNC_CTL, 0, 13641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURS_H_START, 0, 13651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURS_H_START + 1, 0, 13661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURS_H_PRESET, 0, 13671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURS_V_START, 0, 13681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURS_V_START + 1, 0, 13691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURS_V_PRESET, 0, 13701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURS_CTL, 0, 13711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_ATTRIB_CTL, EXT_ATTRIB_CTL_EXT, 13721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_OVERSCAN_RED, 0, 13731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_OVERSCAN_GREEN, 0, 13741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_OVERSCAN_BLUE, 0, 13751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* some of these are questionable when we have a BIOS */ 13771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_MEM_CTL0, EXT_MEM_CTL0_7CLK | 13781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_MEM_CTL0_RAS_1 | 13791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_MEM_CTL0_MULTCAS, 13801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_HIDDEN_CTL1, 0x30, 13811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_FIFO_CTL, 0x0b, 13821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_FIFO_CTL + 1, 0x17, 13831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 0x76, 0x00, 13841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds EXT_HIDDEN_CTL4, 0xc8 13851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 13861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 13881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Initialise the CyberPro hardware. On the CyberPro5XXXX, 13891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * ensure that we're using the correct PLL (5XXX's may be 13901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * programmed to use an additional set of PLLs.) 13911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 13921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void cyberpro_init_hw(struct cfb_info *cfb) 13931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 13941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 13951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < sizeof(igs_regs); i += 2) 1397532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cyber2000_grphw(igs_regs[i], igs_regs[i + 1], cfb); 13981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->id == ID_CYBERPRO_5000) { 14001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char val; 14011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0xba, 0x3ce, cfb); 14021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds val = cyber2000fb_readb(0x3cf, cfb) & 0x80; 14031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(val, 0x3cf, cfb); 14041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1407532237eff1f271302ed923af6d811a699d582bbcKrzysztof Heltstatic struct cfb_info __devinit *cyberpro_alloc_fb_info(unsigned int id, 1408532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt char *name) 14091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 14101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb; 14111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1412dd00cc486ab1c17049a535413d1751ef3482141cYoann Padioleau cfb = kzalloc(sizeof(struct cfb_info), GFP_KERNEL); 14131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!cfb) 14141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return NULL; 14151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->id = id; 14181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (id == ID_CYBERPRO_5000) 1420532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->ref_ps = 40690; /* 24.576 MHz */ 14211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 1422532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->ref_ps = 69842; /* 14.31818 MHz (69841?) */ 14231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->divisors[0] = 1; 14251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->divisors[1] = 2; 14261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->divisors[2] = 4; 14271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (id == ID_CYBERPRO_2000) 14291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->divisors[3] = 8; 14301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 14311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->divisors[3] = 6; 14321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds strcpy(cfb->fb.fix.id, name); 14341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.type = FB_TYPE_PACKED_PIXELS; 14361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.type_aux = 0; 14371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.xpanstep = 0; 14381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.ypanstep = 1; 14391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.ywrapstep = 0; 14401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (id) { 14421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case ID_IGA_1682: 14431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.accel = 0; 14441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case ID_CYBERPRO_2000: 14471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.accel = FB_ACCEL_IGS_CYBER2000; 14481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case ID_CYBERPRO_2010: 14511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.accel = FB_ACCEL_IGS_CYBER2010; 14521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case ID_CYBERPRO_5000: 14551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.accel = FB_ACCEL_IGS_CYBER5000; 14561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.nonstd = 0; 14601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.activate = FB_ACTIVATE_NOW; 14611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.height = -1; 14621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.width = -1; 14631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.accel_flags = FB_ACCELF_TEXT; 14641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fbops = &cyber2000fb_ops; 14661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; 1467eca02b0c1dc1da374216128157747d8ed994e5efRussell King cfb->fb.pseudo_palette = cfb->pseudo_palette; 14681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1469052a7f5c496b7d2966edea0f576ec39f41703992Russell King spin_lock_init(&cfb->reg_b0_lock); 1470052a7f5c496b7d2966edea0f576ec39f41703992Russell King 14711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fb_alloc_cmap(&cfb->fb.cmap, NR_PALETTE, 0); 14721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return cfb; 14741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1476532237eff1f271302ed923af6d811a699d582bbcKrzysztof Heltstatic void cyberpro_free_fb_info(struct cfb_info *cfb) 14771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 14781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb) { 14791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 14801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Free the colourmap 14811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 14821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fb_alloc_cmap(&cfb->fb.cmap, 0, 0); 14831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(cfb); 14851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 14891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Parse Cyber2000fb options. Usage: 14901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * video=cyber2000:font:fontname 14911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 14921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifndef MODULE 1493532237eff1f271302ed923af6d811a699d582bbcKrzysztof Heltstatic int cyber2000fb_setup(char *options) 14941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 14951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char *opt; 14961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!options || !*options) 14981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 14991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while ((opt = strsep(&options, ",")) != NULL) { 15011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!*opt) 15021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds continue; 15031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (strncmp(opt, "font:", 5) == 0) { 15051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds static char default_font_storage[40]; 15061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1507532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt strlcpy(default_font_storage, opt + 5, 1508532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt sizeof(default_font_storage)); 15091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default_font = default_font_storage; 15101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds continue; 15111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_ERR "CyberPro20x0: unknown parameter: %s\n", opt); 15141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 15161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif /* MODULE */ 15181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 15201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * The CyberPro chips can be placed on many different bus types. 15211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This probe function is common to all bus types. The bus-specific 15221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * probe function is expected to have: 15231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * - enabled access to the linear memory region 15241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * - memory mapped access to the registers 15251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * - initialised mem_ctl1 and mem_ctl2 appropriately. 15261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 15271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int __devinit cyberpro_common_probe(struct cfb_info *cfb) 15281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_long smem_size; 15301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u_int h_sync, v_sync; 15311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int err; 15321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyberpro_init_hw(cfb); 15341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 15361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Get the video RAM size and width from the VGA register. 15371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This should have been already initialised by the BIOS, 15381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * but if it's garbage, claim default 1MB VRAM (woody) 15391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 15401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mem_ctl1 = cyber2000_grphr(EXT_MEM_CTL1, cfb); 15411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mem_ctl2 = cyber2000_grphr(EXT_MEM_CTL2, cfb); 15421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 15441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Determine the size of the memory. 15451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 15461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (cfb->mem_ctl2 & MEM_CTL2_SIZE_MASK) { 1547532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt case MEM_CTL2_SIZE_4MB: 1548532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt smem_size = 0x00400000; 1549532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt break; 1550532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt case MEM_CTL2_SIZE_2MB: 1551532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt smem_size = 0x00200000; 1552532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt break; 1553532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt case MEM_CTL2_SIZE_1MB: 1554532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt smem_size = 0x00100000; 1555532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt break; 1556532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt default: 1557532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt smem_size = 0x00100000; 1558532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt break; 15591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.smem_len = smem_size; 15621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.mmio_len = MMIO_SIZE; 15631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.screen_base = cfb->region; 15641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1565e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#ifdef CONFIG_FB_CYBER2000_DDC 1566e5dedf8d561fb309ba37003546025300678da549Ondrej Zary if (cyber2000fb_setup_ddc_bus(cfb) == 0) 1567e5dedf8d561fb309ba37003546025300678da549Ondrej Zary cfb->ddc_registered = true; 1568e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#endif 1569e5dedf8d561fb309ba37003546025300678da549Ondrej Zary 15701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = -EINVAL; 15711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!fb_find_mode(&cfb->fb.var, &cfb->fb, NULL, NULL, 0, 1572532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt &cyber2000fb_default_mode, 8)) { 1573532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt printk(KERN_ERR "%s: no valid mode found\n", cfb->fb.fix.id); 15741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed; 15751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.yres_virtual = cfb->fb.fix.smem_len * 8 / 15781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (cfb->fb.var.bits_per_pixel * cfb->fb.var.xres_virtual); 15791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb->fb.var.yres_virtual < cfb->fb.var.yres) 15811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.yres_virtual = cfb->fb.var.yres; 15821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1583532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt/* fb_set_var(&cfb->fb.var, -1, &cfb->fb); */ 15841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 15861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Calculate the hsync and vsync frequencies. Note that 15871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * we split the 1e12 constant up so that we can preserve 15881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the precision and fit the results into 32-bit registers. 15891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * (1953125000 * 512 = 1e12) 15901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 15911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds h_sync = 1953125000 / cfb->fb.var.pixclock; 15921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds h_sync = h_sync * 512 / (cfb->fb.var.xres + cfb->fb.var.left_margin + 15931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.right_margin + cfb->fb.var.hsync_len); 15941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds v_sync = h_sync / (cfb->fb.var.yres + cfb->fb.var.upper_margin + 15951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.lower_margin + cfb->fb.var.vsync_len); 15961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_INFO "%s: %dKiB VRAM, using %dx%d, %d.%03dkHz, %dHz\n", 15981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.id, cfb->fb.fix.smem_len >> 10, 15991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.var.xres, cfb->fb.var.yres, 16001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds h_sync / 1000, h_sync % 1000, v_sync); 16011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1602b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King err = cyber2000fb_i2c_register(cfb); 1603b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King if (err) 1604b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King goto failed; 1605b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 16061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = register_framebuffer(&cfb->fb); 1607b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King if (err) 1608b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cyber2000fb_i2c_unregister(cfb); 16091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfailed: 1611e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#ifdef CONFIG_FB_CYBER2000_DDC 1612e5dedf8d561fb309ba37003546025300678da549Ondrej Zary if (err && cfb->ddc_registered) 1613e5dedf8d561fb309ba37003546025300678da549Ondrej Zary i2c_del_adapter(&cfb->ddc_adapter); 1614e5dedf8d561fb309ba37003546025300678da549Ondrej Zary#endif 16151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 16161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 16171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1618b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell Kingstatic void __devexit cyberpro_common_remove(struct cfb_info *cfb) 1619b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King{ 1620b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King unregister_framebuffer(&cfb->fb); 1621b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#ifdef CONFIG_FB_CYBER2000_DDC 1622b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King if (cfb->ddc_registered) 1623b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King i2c_del_adapter(&cfb->ddc_adapter); 1624b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King#endif 1625b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cyber2000fb_i2c_unregister(cfb); 1626b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King} 1627b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King 16281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void cyberpro_common_resume(struct cfb_info *cfb) 16291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 16301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyberpro_init_hw(cfb); 16311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 16331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Reprogram the MEM_CTL1 and MEM_CTL2 registers 16341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 16351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_MEM_CTL1, cfb->mem_ctl1, cfb); 16361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000_grphw(EXT_MEM_CTL2, cfb->mem_ctl2, cfb); 16371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 16391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Restore the old video mode and the palette. 16401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * We also need to tell fbcon to redraw the console. 16411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 16421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_set_par(&cfb->fb); 16431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 16441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef CONFIG_ARCH_SHARK 16461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1647eab184c2362567f2b2e951b7bd0e0d353a7e5091Alexander Schulz#include <mach/framebuffer.h> 16481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1649532237eff1f271302ed923af6d811a699d582bbcKrzysztof Heltstatic int __devinit cyberpro_vl_probe(void) 16501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 16511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb; 16521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int err = -ENOMEM; 16531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1654532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt if (!request_mem_region(FB_START, FB_SIZE, "CyberPro2010")) 1655532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt return err; 16561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb = cyberpro_alloc_fb_info(ID_CYBERPRO_2010, "CyberPro2010"); 16581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!cfb) 16591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed_release; 16601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 166124d6e5cb191189531396870402bf276aacf01598Russell King cfb->irq = -1; 1662532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->region = ioremap(FB_START, FB_SIZE); 16631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!cfb->region) 16641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed_ioremap; 16651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->regs = cfb->region + MMIO_OFFSET; 166724d6e5cb191189531396870402bf276aacf01598Russell King cfb->fb.device = NULL; 16681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.mmio_start = FB_START + MMIO_OFFSET; 16691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.smem_start = FB_START; 16701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 16721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Bring up the hardware. This is expected to enable access 16731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * to the linear memory region, and allow access to the memory 16741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * mapped registers. Also, mem_ctl1 and mem_ctl2 must be 16751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * initialised. 16761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 16771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0x18, 0x46e8, cfb); 16781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0x01, 0x102, cfb); 16791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(0x08, 0x46e8, cfb); 16801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(EXT_BIU_MISC, 0x3ce, cfb); 16811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_writeb(EXT_BIU_MISC_LIN_ENABLE, 0x3cf, cfb); 16821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mclk_mult = 0xdb; 16841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mclk_div = 0x54; 16851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = cyberpro_common_probe(cfb); 16871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err) 16881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed; 16891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (int_cfb_info == NULL) 16911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int_cfb_info = cfb; 16921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 16941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfailed: 16961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds iounmap(cfb->region); 16971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfailed_ioremap: 16981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyberpro_free_fb_info(cfb); 16991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfailed_release: 1700532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt release_mem_region(FB_START, FB_SIZE); 17011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 17031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif /* CONFIG_ARCH_SHARK */ 17051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 17071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * PCI specific support. 17081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 17091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef CONFIG_PCI 17101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 17111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * We need to wake up the CyberPro, and make sure its in linear memory 17121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * mode. Unfortunately, this is specific to the platform and card that 17131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * we are running on. 17141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 17151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * On x86 and ARM, should we be initialising the CyberPro first via the 17161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * IO registers, and then the MMIO registers to catch all cases? Can we 17171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * end up in the situation where the chip is in MMIO mode, but not awake 17181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * on an x86 system? 17191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 17201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int cyberpro_pci_enable_mmio(struct cfb_info *cfb) 17211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 17221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned char val; 17231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if defined(__sparc_v9__) 17251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#error "You lose, consult DaveM." 17261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#elif defined(__sparc__) 17271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 17281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * SPARC does not have an "outb" instruction, so we generate 17291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * I/O cycles storing into a reserved memory space at 17301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * physical address 0x3000000 17311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1732cd0306656c15f355e0e533cc0f08691bb98ca912Al Viro unsigned char __iomem *iop; 17331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds iop = ioremap(0x3000000, 0x5000); 17351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (iop == NULL) { 173689b409f77017171c55e79628eefc557126c8fd7fDavid S. Miller printk(KERN_ERR "iga5000: cannot map I/O\n"); 17371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 17381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(0x18, iop + 0x46e8); 17411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(0x01, iop + 0x102); 17421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(0x08, iop + 0x46e8); 17431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(EXT_BIU_MISC, iop + 0x3ce); 17441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(EXT_BIU_MISC_LIN_ENABLE, iop + 0x3cf); 17451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1746cd0306656c15f355e0e533cc0f08691bb98ca912Al Viro iounmap(iop); 17471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#else 17481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 17491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Most other machine types are "normal", so 17501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * we use the standard IO-based wakeup. 17511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 17521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds outb(0x18, 0x46e8); 17531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds outb(0x01, 0x102); 17541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds outb(0x08, 0x46e8); 17551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds outb(EXT_BIU_MISC, 0x3ce); 17561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds outb(EXT_BIU_MISC_LIN_ENABLE, 0x3cf); 17571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 17581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 17601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Allow the CyberPro to accept PCI burst accesses 17611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1762cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski if (cfb->id == ID_CYBERPRO_2010) { 1763532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt printk(KERN_INFO "%s: NOT enabling PCI bursts\n", 1764532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt cfb->fb.fix.id); 1765cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski } else { 1766cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski val = cyber2000_grphr(EXT_BUS_CTL, cfb); 1767cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski if (!(val & EXT_BUS_CTL_PCIBURST_WRITE)) { 1768cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski printk(KERN_INFO "%s: enabling PCI bursts\n", 1769cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski cfb->fb.fix.id); 17701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1771cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski val |= EXT_BUS_CTL_PCIBURST_WRITE; 17721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1773cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski if (cfb->id == ID_CYBERPRO_5000) 1774cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski val |= EXT_BUS_CTL_PCIBURST_READ; 17751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1776cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski cyber2000_grphw(EXT_BUS_CTL, val, cfb); 1777cd792aa896f281a224870eb5f2ee5b24682910a5Woody Suwalski } 17781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 17811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int __devinit 17841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscyberpro_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) 17851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 17861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb; 17871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char name[16]; 17881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int err; 17891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds sprintf(name, "CyberPro%4X", id->device); 17911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = pci_enable_device(dev); 17931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err) 17941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 17951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = -ENOMEM; 17971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb = cyberpro_alloc_fb_info(id->driver_data, name); 17981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!cfb) 17991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed_release; 18001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1801ed5a35acbb48d512332a53565e6341c65eecfa29Russell King err = pci_request_regions(dev, cfb->fb.fix.id); 1802ed5a35acbb48d512332a53565e6341c65eecfa29Russell King if (err) 1803ed5a35acbb48d512332a53565e6341c65eecfa29Russell King goto failed_regions; 1804ed5a35acbb48d512332a53565e6341c65eecfa29Russell King 180524d6e5cb191189531396870402bf276aacf01598Russell King cfb->irq = dev->irq; 18063c36aa5ccdf516255ef2eac90dd948da891aa4bdArjan van de Ven cfb->region = pci_ioremap_bar(dev, 0); 18071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!cfb->region) 18081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed_ioremap; 18091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->regs = cfb->region + MMIO_OFFSET; 181124d6e5cb191189531396870402bf276aacf01598Russell King cfb->fb.device = &dev->dev; 18121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.mmio_start = pci_resource_start(dev, 0) + MMIO_OFFSET; 18131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->fb.fix.smem_start = pci_resource_start(dev, 0); 18141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 18161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Bring up the hardware. This is expected to enable access 18171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * to the linear memory region, and allow access to the memory 18181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * mapped registers. Also, mem_ctl1 and mem_ctl2 must be 18191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * initialised. 18201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 18211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = cyberpro_pci_enable_mmio(cfb); 18221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err) 18231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed; 18241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 18261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Use MCLK from BIOS. FIXME: what about hotplug? 18271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 18281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mclk_mult = cyber2000_grphr(EXT_MCLK_MULT, cfb); 18291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mclk_div = cyber2000_grphr(EXT_MCLK_DIV, cfb); 18301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef __arm__ 18321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 18331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MCLK on the NetWinder and the Shark is fixed at 75MHz 18341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 18351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (machine_is_netwinder()) { 18361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mclk_mult = 0xdb; 18371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cfb->mclk_div = 0x54; 18381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 18391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 18401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = cyberpro_common_probe(cfb); 18421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (err) 18431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto failed; 18441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 18461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Our driver data 18471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 18481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pci_set_drvdata(dev, cfb); 18491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (int_cfb_info == NULL) 18501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int_cfb_info = cfb; 18511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 18531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfailed: 18551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds iounmap(cfb->region); 18561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfailed_ioremap: 1857ed5a35acbb48d512332a53565e6341c65eecfa29Russell King pci_release_regions(dev); 1858ed5a35acbb48d512332a53565e6341c65eecfa29Russell Kingfailed_regions: 18591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyberpro_free_fb_info(cfb); 18601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsfailed_release: 18611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return err; 18621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 18631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void __devexit cyberpro_pci_remove(struct pci_dev *dev) 18651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 18661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = pci_get_drvdata(dev); 18671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb) { 1869b7ca01a9b20e3fdd11745227905e9ad8a99e0123Russell King cyberpro_common_remove(cfb); 18701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds iounmap(cfb->region); 18711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyberpro_free_fb_info(cfb); 18721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 18741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Ensure that the driver data is no longer 18751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * valid. 18761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 18771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pci_set_drvdata(dev, NULL); 18781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb == int_cfb_info) 18791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int_cfb_info = NULL; 18801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pci_release_regions(dev); 18821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 18831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 18841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int cyberpro_pci_suspend(struct pci_dev *dev, pm_message_t state) 18861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 18871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 18881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 18891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 18911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Re-initialise the CyberPro hardware 18921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 18931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int cyberpro_pci_resume(struct pci_dev *dev) 18941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 18951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct cfb_info *cfb = pci_get_drvdata(dev); 18961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (cfb) { 18981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyberpro_pci_enable_mmio(cfb); 18991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyberpro_common_resume(cfb); 19001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 19011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 19031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 19041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct pci_device_id cyberpro_pci_table[] = { 1906532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt/* Not yet 1907532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * { PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_1682, 1908532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt * PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_IGA_1682 }, 1909532237eff1f271302ed923af6d811a699d582bbcKrzysztof Helt */ 19101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2000, 19111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_CYBERPRO_2000 }, 19121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2010, 19131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_CYBERPRO_2010 }, 19141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_5000, 19151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PCI_ANY_ID, PCI_ANY_ID, 0, 0, ID_CYBERPRO_5000 }, 19161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { 0, } 19171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 19181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1919532237eff1f271302ed923af6d811a699d582bbcKrzysztof HeltMODULE_DEVICE_TABLE(pci, cyberpro_pci_table); 19201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct pci_driver cyberpro_driver = { 19221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .name = "CyberPro", 19231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .probe = cyberpro_pci_probe, 19241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .remove = __devexit_p(cyberpro_pci_remove), 19251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .suspend = cyberpro_pci_suspend, 19261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .resume = cyberpro_pci_resume, 19271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .id_table = cyberpro_pci_table 19281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 19291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 19301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 19321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * I don't think we can use the "module_init" stuff here because 19331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the fbcon stuff may not be initialised yet. Hence the #ifdef 19341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * around module_init. 19351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 19361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Tony: "module_init" is now required 19371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 19381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int __init cyber2000fb_init(void) 19391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 19401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int ret = -1, err; 19411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifndef MODULE 19431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds char *option = NULL; 19441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (fb_get_options("cyber2000fb", &option)) 19461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENODEV; 19471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds cyber2000fb_setup(option); 19481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 19491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef CONFIG_ARCH_SHARK 19511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = cyberpro_vl_probe(); 1952ab8e2eb722f1e5fcbd8181e3e9ef4e95c52124dfRusty Russell if (!err) 19531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ret = 0; 19541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 19551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef CONFIG_PCI 19561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err = pci_register_driver(&cyberpro_driver); 19571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!err) 19581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ret = 0; 19591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 19601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return ret ? err : 0; 19621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1963ab8e2eb722f1e5fcbd8181e3e9ef4e95c52124dfRusty Russellmodule_init(cyber2000fb_init); 19641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1965ab8e2eb722f1e5fcbd8181e3e9ef4e95c52124dfRusty Russell#ifndef CONFIG_ARCH_SHARK 19661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void __exit cyberpro_exit(void) 19671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 19681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pci_unregister_driver(&cyberpro_driver); 19691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 19701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_exit(cyberpro_exit); 1971ab8e2eb722f1e5fcbd8181e3e9ef4e95c52124dfRusty Russell#endif 19721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 19731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_AUTHOR("Russell King"); 19741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_DESCRIPTION("CyberPro 2000, 2010 and 5000 framebuffer driver"); 19751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL"); 1976