intelfbhw.c revision 8b91b0b4f2d731b92f59bc82492769a09b4955a6
11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * intelfb 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Linux framebuffer driver for Intel(R) 865G integrated graphics chips. 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright � 2002, 2003 David Dawes <dawes@xfree86.org> 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 2004 Sylvain Meyer 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This driver consists of two parts. The first part (intelfbdrv.c) provides 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the basic fbdev interfaces, is derived in part from the radeonfb and 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * vesafb drivers, and is covered by the GPL. The second part (intelfbhw.c) 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * provides the code to program the hardware. Most of it is derived from 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the i810/i830 XFree86 driver. The HW-specific code is covered here 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * under a dual license (GPL and MIT/XFree86 license). 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Author: David Dawes 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* $DHD: intelfb/intelfbhw.c,v 1.9 2003/06/27 15:06:25 dawes Exp $ */ 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/config.h> 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/kernel.h> 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/errno.h> 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/string.h> 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/mm.h> 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/tty.h> 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/slab.h> 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/delay.h> 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/fb.h> 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/ioport.h> 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/init.h> 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/pci.h> 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/vmalloc.h> 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/pagemap.h> 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <asm/io.h> 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "intelfb.h" 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "intelfbhw.h" 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 437258b11d2e9a47d2b01620622579f22906960e1aDave Airliestruct pll_min_max { 447258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int min_m, max_m; 457258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int min_m1, max_m1; 467258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int min_m2, max_m2; 477258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int min_n, max_n; 487258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int min_p, max_p; 497258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int min_p1, max_p1; 507258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int min_vco_freq, max_vco_freq; 517258b11d2e9a47d2b01620622579f22906960e1aDave Airlie int p_transition_clock; 5216109b3f4c1f2635afd32eb6d49348590de2cb25Dave Airlie int p_inc_lo, p_inc_hi; 537258b11d2e9a47d2b01620622579f22906960e1aDave Airlie}; 547258b11d2e9a47d2b01620622579f22906960e1aDave Airlie 557258b11d2e9a47d2b01620622579f22906960e1aDave Airlie#define PLLS_I8xx 0 567258b11d2e9a47d2b01620622579f22906960e1aDave Airlie#define PLLS_I9xx 1 577258b11d2e9a47d2b01620622579f22906960e1aDave Airlie#define PLLS_MAX 2 587258b11d2e9a47d2b01620622579f22906960e1aDave Airlie 597258b11d2e9a47d2b01620622579f22906960e1aDave Airliestruct pll_min_max plls[PLLS_MAX] = { 6016109b3f4c1f2635afd32eb6d49348590de2cb25Dave Airlie { 108, 140, 18, 26, 6, 16, 3, 16, 4, 128, 0, 31, 930000, 1400000, 165000, 4, 22 }, //I8xx 6116109b3f4c1f2635afd32eb6d49348590de2cb25Dave Airlie { 75, 120, 10, 20, 5, 9, 4, 7, 5, 80, 1, 8, 930000, 2800000, 200000, 10, 5 } //I9xx 627258b11d2e9a47d2b01620622579f22906960e1aDave Airlie}; 637258b11d2e9a47d2b01620622579f22906960e1aDave Airlie 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 65d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlieintelfbhw_get_chipset(struct pci_dev *pdev, struct intelfb_info *dinfo) 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 68d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie if (!pdev || !dinfo) 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (pdev->device) { 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case PCI_DEVICE_ID_INTEL_830M: 73d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 830M"; 74d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_830M; 75d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->mobile = 1; 76d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->pll_index = PLLS_I8xx; 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case PCI_DEVICE_ID_INTEL_845G: 79d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 845G"; 80d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_845G; 81d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->mobile = 0; 82d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->pll_index = PLLS_I8xx; 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case PCI_DEVICE_ID_INTEL_85XGM: 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = 0; 86d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->mobile = 1; 87d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->pll_index = PLLS_I8xx; 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pci_read_config_dword(pdev, INTEL_85X_CAPID, &tmp); 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch ((tmp >> INTEL_85X_VARIANT_SHIFT) & 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds INTEL_85X_VARIANT_MASK) { 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_VAR_855GME: 92d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 855GME"; 93d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_855GME; 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_VAR_855GM: 96d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 855GM"; 97d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_855GM; 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_VAR_852GME: 100d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 852GME"; 101d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_852GME; 1021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_VAR_852GM: 104d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 852GM"; 105d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_852GM; 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 108d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 852GM/855GM"; 109d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_85XGM; 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case PCI_DEVICE_ID_INTEL_865G: 114d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 865G"; 115d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_865G; 116d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->mobile = 0; 117d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->pll_index = PLLS_I8xx; 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case PCI_DEVICE_ID_INTEL_915G: 120d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 915G"; 121d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_915G; 122d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->mobile = 0; 123d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->pll_index = PLLS_I9xx; 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1253a59026ba111d85b1a86af0f1c4e5a8ef1242d82Scott MacKenzie case PCI_DEVICE_ID_INTEL_915GM: 126d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->name = "Intel(R) 915GM"; 127d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->chipset = INTEL_915GM; 128d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->mobile = 1; 129d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie dinfo->pll_index = PLLS_I9xx; 1303a59026ba111d85b1a86af0f1c4e5a8ef1242d82Scott MacKenzie return 0; 1319639d5ec07a490134f05ac890506a367aaf8663bDave Airlie case PCI_DEVICE_ID_INTEL_945G: 1329639d5ec07a490134f05ac890506a367aaf8663bDave Airlie dinfo->name = "Intel(R) 945G"; 1339639d5ec07a490134f05ac890506a367aaf8663bDave Airlie dinfo->chipset = INTEL_945G; 1349639d5ec07a490134f05ac890506a367aaf8663bDave Airlie dinfo->mobile = 0; 1359639d5ec07a490134f05ac890506a367aaf8663bDave Airlie dinfo->pll_index = PLLS_I9xx; 1369639d5ec07a490134f05ac890506a367aaf8663bDave Airlie return 0; 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_get_memory(struct pci_dev *pdev, int *aperture_size, 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int *stolen_size) 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct pci_dev *bridge_dev; 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u16 tmp; 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!pdev || !aperture_size || !stolen_size) 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Find the bridge device. It is always 0:0.0 */ 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!(bridge_dev = pci_find_slot(0, PCI_DEVFN(0, 0)))) { 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ERR_MSG("cannot find bridge device\n"); 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Get the fb aperture size and "stolen" memory amount. */ 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = 0; 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pci_read_config_word(bridge_dev, INTEL_GMCH_CTRL, &tmp); 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (pdev->device) { 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case PCI_DEVICE_ID_INTEL_830M: 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case PCI_DEVICE_ID_INTEL_845G: 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((tmp & INTEL_GMCH_MEM_MASK) == INTEL_GMCH_MEM_64M) 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *aperture_size = MB(64); 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *aperture_size = MB(128); 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (tmp & INTEL_830_GMCH_GMS_MASK) { 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_830_GMCH_GMS_STOLEN_512: 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = KB(512) - KB(132); 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_830_GMCH_GMS_STOLEN_1024: 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(1) - KB(132); 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_830_GMCH_GMS_STOLEN_8192: 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(8) - KB(132); 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_830_GMCH_GMS_LOCAL: 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ERR_MSG("only local memory found\n"); 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_830_GMCH_GMS_DISABLED: 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ERR_MSG("video memory is disabled\n"); 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ERR_MSG("unexpected GMCH_GMS value: 0x%02x\n", 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp & INTEL_830_GMCH_GMS_MASK); 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *aperture_size = MB(128); 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (tmp & INTEL_855_GMCH_GMS_MASK) { 1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_855_GMCH_GMS_STOLEN_1M: 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(1) - KB(132); 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_855_GMCH_GMS_STOLEN_4M: 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(4) - KB(132); 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_855_GMCH_GMS_STOLEN_8M: 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(8) - KB(132); 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_855_GMCH_GMS_STOLEN_16M: 2031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(16) - KB(132); 2041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_855_GMCH_GMS_STOLEN_32M: 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(32) - KB(132); 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_915G_GMCH_GMS_STOLEN_48M: 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(48) - KB(132); 2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_915G_GMCH_GMS_STOLEN_64M: 2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *stolen_size = MB(64) - KB(132); 2131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case INTEL_855_GMCH_GMS_DISABLED: 2151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ERR_MSG("video memory is disabled\n"); 2161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 2171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds default: 2181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ERR_MSG("unexpected GMCH_GMS value: 0x%02x\n", 2191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp & INTEL_855_GMCH_GMS_MASK); 2201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 2211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 2261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_check_non_crt(struct intelfb_info *dinfo) 2271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int dvo = 0; 2291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (INREG(LVDS) & PORT_ENABLE) 2311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvo |= LVDS_PORT; 2321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (INREG(DVOA) & PORT_ENABLE) 2331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvo |= DVOA_PORT; 2341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (INREG(DVOB) & PORT_ENABLE) 2351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvo |= DVOB_PORT; 2361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (INREG(DVOC) & PORT_ENABLE) 2371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dvo |= DVOC_PORT; 2381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return dvo; 2401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsconst char * 2431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_dvo_to_string(int dvo) 2441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dvo & DVOA_PORT) 2461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return "DVO port A"; 2471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else if (dvo & DVOB_PORT) 2481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return "DVO port B"; 2491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else if (dvo & DVOC_PORT) 2501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return "DVO port C"; 2511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else if (dvo & LVDS_PORT) 2521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return "LVDS port"; 2531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 2541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return NULL; 2551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 2591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_validate_mode(struct intelfb_info *dinfo, 2601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct fb_var_screeninfo *var) 2611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int bytes_per_pixel; 2631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int tmp; 2641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 2661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_validate_mode\n"); 2671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 2681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds bytes_per_pixel = var->bits_per_pixel / 8; 2701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (bytes_per_pixel == 3) 2711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds bytes_per_pixel = 4; 2721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check if enough video memory. */ 2741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = var->yres_virtual * var->xres_virtual * bytes_per_pixel; 2751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (tmp > dinfo->fb.size) { 2761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("Not enough video ram for mode " 2771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "(%d KByte vs %d KByte).\n", 2781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds BtoKB(tmp), BtoKB(dinfo->fb.size)); 2791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 2801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check if x/y limits are OK. */ 2831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->xres - 1 > HACTIVE_MASK) { 2841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("X resolution too large (%d vs %d).\n", 2851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->xres, HACTIVE_MASK + 1); 2861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 2871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->yres - 1 > VACTIVE_MASK) { 2891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("Y resolution too large (%d vs %d).\n", 2901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->yres, VACTIVE_MASK + 1); 2911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 2921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check for interlaced/doublescan modes. */ 2951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->vmode & FB_VMODE_INTERLACED) { 2961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("Mode is interlaced.\n"); 2971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 2981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 2991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (var->vmode & FB_VMODE_DOUBLE) { 3001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("Mode is double-scan.\n"); 3011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 3021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check if clock is OK. */ 3051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = 1000000000 / var->pixclock; 3061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (tmp < MIN_CLOCK) { 3071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("Pixel clock is too low (%d MHz vs %d MHz).\n", 3081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (tmp + 500) / 1000, MIN_CLOCK / 1000); 3091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 3101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (tmp > MAX_CLOCK) { 3121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("Pixel clock is too high (%d MHz vs %d MHz).\n", 3131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (tmp + 500) / 1000, MAX_CLOCK / 1000); 3141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 3151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 3211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) 3221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct intelfb_info *dinfo = GET_DINFO(info); 3241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 offset, xoffset, yoffset; 3251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 3271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_pan_display\n"); 3281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 3291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds xoffset = ROUND_DOWN_TO(var->xoffset, 8); 3311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds yoffset = var->yoffset; 3321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((xoffset + var->xres > var->xres_virtual) || 3341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (yoffset + var->yres > var->yres_virtual)) 3351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 3361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds offset = (yoffset * dinfo->pitch) + 3381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (xoffset * var->bits_per_pixel) / 8; 3391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds offset += dinfo->fb.offset << 12; 3411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPABASE, offset); 3431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 3451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 3461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Blank the screen. */ 3481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 3491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_do_blank(int blank, struct fb_info *info) 3501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 3511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct intelfb_info *dinfo = GET_DINFO(info); 3521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 3531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 3551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_do_blank: blank is %d\n", blank); 3561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 3571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Turn plane A on or off */ 3591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(DSPACNTR); 3601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (blank) 3611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~DISPPLANE_PLANE_ENABLE; 3621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 3631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= DISPPLANE_PLANE_ENABLE; 3641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPACNTR, tmp); 3651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Flush */ 3661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(DSPABASE); 3671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPABASE, tmp); 3681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Turn off/on the HW cursor */ 3701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 3711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("cursor_on is %d\n", dinfo->cursor_on); 3721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 3731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dinfo->cursor_on) { 3741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (blank) { 3751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds intelfbhw_cursor_hide(dinfo); 3761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 3771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds intelfbhw_cursor_show(dinfo); 3781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->cursor_on = 1; 3801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 3811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->cursor_blanked = blank; 3821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 3831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set DPMS level */ 3841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(ADPA) & ~ADPA_DPMS_CONTROL_MASK; 3851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (blank) { 3861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_UNBLANK: 3871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_NORMAL: 3881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= ADPA_DPMS_D0; 3891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_VSYNC_SUSPEND: 3911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= ADPA_DPMS_D1; 3921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_HSYNC_SUSPEND: 3941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= ADPA_DPMS_D2; 3951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case FB_BLANK_POWERDOWN: 3971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= ADPA_DPMS_D3; 3981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 3991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(ADPA, tmp); 4011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 4031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 4071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_setcolreg(struct intelfb_info *dinfo, unsigned regno, 4081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned red, unsigned green, unsigned blue, 4091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned transp) 4101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 4121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_setcolreg: %d: (%d, %d, %d)\n", 4131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds regno, red, green, blue); 4141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 4151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 palette_reg = (dinfo->pipe == PIPE_A) ? 4171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PALETTE_A : PALETTE_B; 4181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(palette_reg + (regno << 2), 4201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (red << PALETTE_8_RED_SHIFT) | 4211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (green << PALETTE_8_GREEN_SHIFT) | 4221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (blue << PALETTE_8_BLUE_SHIFT)); 4231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 4241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 4271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_read_hw_state(struct intelfb_info *dinfo, struct intelfb_hwstate *hw, 4281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int flag) 4291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 4301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 4311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 4331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_read_hw_state\n"); 4341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 4351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!hw || !dinfo) 4371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -1; 4381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Read in as much of the HW state as possible. */ 4401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vga0_divisor = INREG(VGA0_DIVISOR); 4411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vga1_divisor = INREG(VGA1_DIVISOR); 4421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vga_pd = INREG(VGAPD); 4431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dpll_a = INREG(DPLL_A); 4441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dpll_b = INREG(DPLL_B); 4451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->fpa0 = INREG(FPA0); 4461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->fpa1 = INREG(FPA1); 4471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->fpb0 = INREG(FPB0); 4481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->fpb1 = INREG(FPB1); 4491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 1) 4511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 4521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if 0 4541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* This seems to be a problem with the 852GM/855GM */ 4551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < PALETTE_8_ENTRIES; i++) { 4561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->palette_a[i] = INREG(PALETTE_A + (i << 2)); 4571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->palette_b[i] = INREG(PALETTE_B + (i << 2)); 4581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 4591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 4601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 2) 4621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 4631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->htotal_a = INREG(HTOTAL_A); 4651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->hblank_a = INREG(HBLANK_A); 4661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->hsync_a = INREG(HSYNC_A); 4671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vtotal_a = INREG(VTOTAL_A); 4681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vblank_a = INREG(VBLANK_A); 4691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vsync_a = INREG(VSYNC_A); 4701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->src_size_a = INREG(SRC_SIZE_A); 4711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->bclrpat_a = INREG(BCLRPAT_A); 4721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->htotal_b = INREG(HTOTAL_B); 4731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->hblank_b = INREG(HBLANK_B); 4741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->hsync_b = INREG(HSYNC_B); 4751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vtotal_b = INREG(VTOTAL_B); 4761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vblank_b = INREG(VBLANK_B); 4771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vsync_b = INREG(VSYNC_B); 4781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->src_size_b = INREG(SRC_SIZE_B); 4791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->bclrpat_b = INREG(BCLRPAT_B); 4801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 3) 4821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 4831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa = INREG(ADPA); 4851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvoa = INREG(DVOA); 4861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvob = INREG(DVOB); 4871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvoc = INREG(DVOC); 4881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvoa_srcdim = INREG(DVOA_SRCDIM); 4891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvob_srcdim = INREG(DVOB_SRCDIM); 4901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvoc_srcdim = INREG(DVOC_SRCDIM); 4911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->lvds = INREG(LVDS); 4921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 4) 4941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 4951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 4961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->pipe_a_conf = INREG(PIPEACONF); 4971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->pipe_b_conf = INREG(PIPEBCONF); 4981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_arb = INREG(DISPARB); 4991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 5) 5011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 5021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->cursor_a_control = INREG(CURSOR_A_CONTROL); 5041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->cursor_b_control = INREG(CURSOR_B_CONTROL); 5051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->cursor_a_base = INREG(CURSOR_A_BASEADDR); 5061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->cursor_b_base = INREG(CURSOR_B_BASEADDR); 5071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 6) 5091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 5101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 4; i++) { 5121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->cursor_a_palette[i] = INREG(CURSOR_A_PALETTE0 + (i << 2)); 5131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->cursor_b_palette[i] = INREG(CURSOR_B_PALETTE0 + (i << 2)); 5141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 7) 5171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 5181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->cursor_size = INREG(CURSOR_SIZE); 5201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 8) 5221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 5231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl = INREG(DSPACNTR); 5251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_b_ctrl = INREG(DSPBCNTR); 5261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_base = INREG(DSPABASE); 5271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_b_base = INREG(DSPBBASE); 5281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_stride = INREG(DSPASTRIDE); 5291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_b_stride = INREG(DSPBSTRIDE); 5301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 9) 5321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 5331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vgacntrl = INREG(VGACNTRL); 5351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 10) 5371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 5381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->add_id = INREG(ADD_ID); 5401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (flag == 11) 5421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return flag; 5431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 7; i++) { 5451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->swf0x[i] = INREG(SWF00 + (i << 2)); 5461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->swf1x[i] = INREG(SWF10 + (i << 2)); 5471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (i < 3) 5481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->swf3x[i] = INREG(SWF30 + (i << 2)); 5491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 5501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 8; i++) 5521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->fence[i] = INREG(FENCE + (i << 2)); 5531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->instpm = INREG(INSTPM); 5551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->mem_mode = INREG(MEM_MODE); 5561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->fw_blc_0 = INREG(FW_BLC_0); 5571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->fw_blc_1 = INREG(FW_BLC_1); 5581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 5601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 5611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 5621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 563d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airliestatic int calc_vclock3(int index, int m, int n, int p) 564d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie{ 5657679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie if (p == 0 || n == 0) 5667679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie return 0; 567d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie return PLL_REFCLK * m / n / p; 568d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie} 5698b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie 570d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airliestatic int calc_vclock(int index, int m1, int m2, int n, int p1, int p2) 571d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie{ 572d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie switch(index) 573d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie { 574d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie case PLLS_I9xx: 5757679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie if (p1 == 0) 5767679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie return 0; 577d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie return ((PLL_REFCLK * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / 578d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie ((p1)) * (p2 ? 10 : 5))); 579d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie case PLLS_I8xx: 580d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie default: 5818b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie return ((PLL_REFCLK * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / 582d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie ((p1+2) * (1 << (p2 + 1))))); 583d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie } 584d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie} 585d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 5861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 5871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_print_hw_state(struct intelfb_info *dinfo, struct intelfb_hwstate *hw) 5881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 5891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if REGDUMP 5901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, m1, m2, n, p1, p2; 591d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie int index = dinfo->pll_index; 5921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_print_hw_state\n"); 593d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 5941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!hw || !dinfo) 5951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 5961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Read in as much of the HW state as possible. */ 5971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("hw state dump start\n"); 5981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VGA0_DIVISOR: 0x%08x\n", hw->vga0_divisor); 5991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VGA1_DIVISOR: 0x%08x\n", hw->vga1_divisor); 6001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VGAPD: 0x%08x\n", hw->vga_pd); 6011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = (hw->vga0_divisor >> FP_N_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m1 = (hw->vga0_divisor >> FP_M1_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m2 = (hw->vga0_divisor >> FP_M2_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (hw->vga_pd & VGAPD_0_P1_FORCE_DIV2) 6051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = 0; 6061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 6071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = (hw->vga_pd >> VGAPD_0_P1_SHIFT) & DPLL_P1_MASK; 6081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p2 = (hw->vga_pd >> VGAPD_0_P2_SHIFT) & DPLL_P2_MASK; 6091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VGA0: (m1, m2, n, p1, p2) = (%d, %d, %d, %d, %d)\n", 610d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie m1, m2, n, p1, p2); 6118b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie printk(" VGA0: clock is %d\n", 612d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie calc_vclock(index, m1, m2, n, p1, p2)); 613d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 6141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = (hw->vga1_divisor >> FP_N_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m1 = (hw->vga1_divisor >> FP_M1_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m2 = (hw->vga1_divisor >> FP_M2_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (hw->vga_pd & VGAPD_1_P1_FORCE_DIV2) 6181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = 0; 6191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 6201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = (hw->vga_pd >> VGAPD_1_P1_SHIFT) & DPLL_P1_MASK; 6211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p2 = (hw->vga_pd >> VGAPD_1_P2_SHIFT) & DPLL_P2_MASK; 6221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VGA1: (m1, m2, n, p1, p2) = (%d, %d, %d, %d, %d)\n", 623d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie m1, m2, n, p1, p2); 624d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie printk(" VGA1: clock is %d\n", calc_vclock(index, m1, m2, n, p1, p2)); 625d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 6261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DPLL_A: 0x%08x\n", hw->dpll_a); 6271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DPLL_B: 0x%08x\n", hw->dpll_b); 6281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" FPA0: 0x%08x\n", hw->fpa0); 6291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" FPA1: 0x%08x\n", hw->fpa1); 6301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" FPB0: 0x%08x\n", hw->fpb0); 6311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" FPB1: 0x%08x\n", hw->fpb1); 632d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 6331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = (hw->fpa0 >> FP_N_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m1 = (hw->fpa0 >> FP_M1_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m2 = (hw->fpa0 >> FP_M2_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (hw->dpll_a & DPLL_P1_FORCE_DIV2) 6371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = 0; 6381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 6391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = (hw->dpll_a >> DPLL_P1_SHIFT) & DPLL_P1_MASK; 6401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p2 = (hw->dpll_a >> DPLL_P2_SHIFT) & DPLL_P2_MASK; 6411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" PLLA0: (m1, m2, n, p1, p2) = (%d, %d, %d, %d, %d)\n", 642d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie m1, m2, n, p1, p2); 643d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie printk(" PLLA0: clock is %d\n", calc_vclock(index, m1, m2, n, p1, p2)); 644d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 6451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = (hw->fpa1 >> FP_N_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m1 = (hw->fpa1 >> FP_M1_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m2 = (hw->fpa1 >> FP_M2_DIVISOR_SHIFT) & FP_DIVISOR_MASK; 6481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (hw->dpll_a & DPLL_P1_FORCE_DIV2) 6491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = 0; 6501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 6511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = (hw->dpll_a >> DPLL_P1_SHIFT) & DPLL_P1_MASK; 6521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p2 = (hw->dpll_a >> DPLL_P2_SHIFT) & DPLL_P2_MASK; 6531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" PLLA1: (m1, m2, n, p1, p2) = (%d, %d, %d, %d, %d)\n", 654d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie m1, m2, n, p1, p2); 655d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie printk(" PLLA1: clock is %d\n", calc_vclock(index, m1, m2, n, p1, p2)); 656d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 6571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if 0 6581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" PALETTE_A:\n"); 6591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < PALETTE_8_ENTRIES) 660d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie printk(" %3d: 0x%08x\n", i, hw->palette_a[i]); 6611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" PALETTE_B:\n"); 6621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < PALETTE_8_ENTRIES) 663d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie printk(" %3d: 0x%08x\n", i, hw->palette_b[i]); 6641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 6651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" HTOTAL_A: 0x%08x\n", hw->htotal_a); 6671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" HBLANK_A: 0x%08x\n", hw->hblank_a); 6681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" HSYNC_A: 0x%08x\n", hw->hsync_a); 6691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VTOTAL_A: 0x%08x\n", hw->vtotal_a); 6701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VBLANK_A: 0x%08x\n", hw->vblank_a); 6711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VSYNC_A: 0x%08x\n", hw->vsync_a); 6721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" SRC_SIZE_A: 0x%08x\n", hw->src_size_a); 6731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" BCLRPAT_A: 0x%08x\n", hw->bclrpat_a); 6741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" HTOTAL_B: 0x%08x\n", hw->htotal_b); 6751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" HBLANK_B: 0x%08x\n", hw->hblank_b); 6761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" HSYNC_B: 0x%08x\n", hw->hsync_b); 6771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VTOTAL_B: 0x%08x\n", hw->vtotal_b); 6781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VBLANK_B: 0x%08x\n", hw->vblank_b); 6791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VSYNC_B: 0x%08x\n", hw->vsync_b); 6801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" SRC_SIZE_B: 0x%08x\n", hw->src_size_b); 6811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" BCLRPAT_B: 0x%08x\n", hw->bclrpat_b); 6821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" ADPA: 0x%08x\n", hw->adpa); 6841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DVOA: 0x%08x\n", hw->dvoa); 6851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DVOB: 0x%08x\n", hw->dvob); 6861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DVOC: 0x%08x\n", hw->dvoc); 6871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DVOA_SRCDIM: 0x%08x\n", hw->dvoa_srcdim); 6881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DVOB_SRCDIM: 0x%08x\n", hw->dvob_srcdim); 6891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DVOC_SRCDIM: 0x%08x\n", hw->dvoc_srcdim); 6901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" LVDS: 0x%08x\n", hw->lvds); 6911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" PIPEACONF: 0x%08x\n", hw->pipe_a_conf); 6931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" PIPEBCONF: 0x%08x\n", hw->pipe_b_conf); 6941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DISPARB: 0x%08x\n", hw->disp_arb); 6951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 6961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" CURSOR_A_CONTROL: 0x%08x\n", hw->cursor_a_control); 6971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" CURSOR_B_CONTROL: 0x%08x\n", hw->cursor_b_control); 6981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" CURSOR_A_BASEADDR: 0x%08x\n", hw->cursor_a_base); 6991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" CURSOR_B_BASEADDR: 0x%08x\n", hw->cursor_b_base); 7001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" CURSOR_A_PALETTE: "); 7021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 4; i++) { 7031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("0x%08x", hw->cursor_a_palette[i]); 7041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (i < 3) 7051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(", "); 7061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("\n"); 7081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" CURSOR_B_PALETTE: "); 7091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 4; i++) { 7101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("0x%08x", hw->cursor_b_palette[i]); 7111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (i < 3) 7121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(", "); 7131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("\n"); 7151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" CURSOR_SIZE: 0x%08x\n", hw->cursor_size); 7171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DSPACNTR: 0x%08x\n", hw->disp_a_ctrl); 7191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DSPBCNTR: 0x%08x\n", hw->disp_b_ctrl); 7201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DSPABASE: 0x%08x\n", hw->disp_a_base); 7211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DSPBBASE: 0x%08x\n", hw->disp_b_base); 7221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DSPASTRIDE: 0x%08x\n", hw->disp_a_stride); 7231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" DSPBSTRIDE: 0x%08x\n", hw->disp_b_stride); 7241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" VGACNTRL: 0x%08x\n", hw->vgacntrl); 7261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" ADD_ID: 0x%08x\n", hw->add_id); 7271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 7; i++) { 7291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" SWF0%d 0x%08x\n", i, 7301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->swf0x[i]); 7311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 7; i++) { 7331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" SWF1%d 0x%08x\n", i, 7341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->swf1x[i]); 7351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 3; i++) { 7371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" SWF3%d 0x%08x\n", i, 738d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie hw->swf3x[i]); 7391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 8; i++) 7411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" FENCE%d 0x%08x\n", i, 742d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie hw->fence[i]); 7438b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie 7441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" INSTPM 0x%08x\n", hw->instpm); 7451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" MEM_MODE 0x%08x\n", hw->mem_mode); 7461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" FW_BLC_0 0x%08x\n", hw->fw_blc_0); 7471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(" FW_BLC_1 0x%08x\n", hw->fw_blc_1); 7481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk("hw state dump end\n"); 7501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 7511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 7521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7538b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie 754d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 7551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Split the M parameter into M1 and M2. */ 7561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 7577258b11d2e9a47d2b01620622579f22906960e1aDave Airliesplitm(int index, unsigned int m, unsigned int *retm1, unsigned int *retm2) 7581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 7591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int m1, m2; 7608492f081e5552ff388068f612eae6f55f7210ed4Dave Airlie int testm; 7618492f081e5552ff388068f612eae6f55f7210ed4Dave Airlie /* no point optimising too much - brute force m */ 7628b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie for (m1 = plls[index].min_m1; m1 < plls[index].max_m1+1; m1++) { 7638b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie for (m2 = plls[index].min_m2; m2 < plls[index].max_m2+1; m2++) { 7648b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie testm = ( 5 * ( m1 + 2 )) + (m2 + 2); 7658b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (testm == m) { 7668b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie *retm1 = (unsigned int)m1; 7678b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie *retm2 = (unsigned int)m2; 7688b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie return 0; 7698b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie } 7708b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie } 7711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 7728492f081e5552ff388068f612eae6f55f7210ed4Dave Airlie return 1; 7731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 7741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Split the P parameter into P1 and P2. */ 7761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 7777258b11d2e9a47d2b01620622579f22906960e1aDave Airliesplitp(int index, unsigned int p, unsigned int *retp1, unsigned int *retp2) 7781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 7791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int p1, p2; 7801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 7818b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (index == PLLS_I9xx) { 7827679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie switch (p) { 7837679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie case 10: 7847679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie p1 = 2; 7857679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie p2 = 0; 7867679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie break; 7877679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie case 20: 7887679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie p1 = 1; 7897679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie p2 = 0; 7907679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie break; 7917679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie default: 7927679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie p1 = (p / 10) + 1; 7937679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie p2 = 0; 7947679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie break; 7957679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie } 796d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 797d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie *retp1 = (unsigned int)p1; 798d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie *retp2 = (unsigned int)p2; 799d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie return 0; 800d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie } 801d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie 8028b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (index == PLLS_I8xx) { 8037258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (p % 4 == 0) 8047258b11d2e9a47d2b01620622579f22906960e1aDave Airlie p2 = 1; 8057258b11d2e9a47d2b01620622579f22906960e1aDave Airlie else 8067258b11d2e9a47d2b01620622579f22906960e1aDave Airlie p2 = 0; 8071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p1 = (p / (1 << (p2 + 1))) - 2; 8087258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (p % 4 == 0 && p1 < plls[index].min_p1) { 8097258b11d2e9a47d2b01620622579f22906960e1aDave Airlie p2 = 0; 8107258b11d2e9a47d2b01620622579f22906960e1aDave Airlie p1 = (p / (1 << (p2 + 1))) - 2; 8117258b11d2e9a47d2b01620622579f22906960e1aDave Airlie } 8128b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (p1 < plls[index].min_p1 || 8138b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie p1 > plls[index].max_p1 || 8148b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie (p1 + 2) * (1 << (p2 + 1)) != p) { 8157258b11d2e9a47d2b01620622579f22906960e1aDave Airlie return 1; 8167258b11d2e9a47d2b01620622579f22906960e1aDave Airlie } else { 8177258b11d2e9a47d2b01620622579f22906960e1aDave Airlie *retp1 = (unsigned int)p1; 8187258b11d2e9a47d2b01620622579f22906960e1aDave Airlie *retp2 = (unsigned int)p2; 8197258b11d2e9a47d2b01620622579f22906960e1aDave Airlie return 0; 8207258b11d2e9a47d2b01620622579f22906960e1aDave Airlie } 8211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8227258b11d2e9a47d2b01620622579f22906960e1aDave Airlie return 1; 8231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 8241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 8267258b11d2e9a47d2b01620622579f22906960e1aDave Airliecalc_pll_params(int index, int clock, u32 *retm1, u32 *retm2, u32 *retn, u32 *retp1, 8271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 *retp2, u32 *retclock) 8281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 8297679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie u32 m1, m2, n, p1, p2, n1, testm; 8307679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie u32 f_vco, p, p_best = 0, m, f_out = 0; 8311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 err_max, err_target, err_best = 10000000; 8321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 n_best = 0, m_best = 0, f_best, f_err; 8331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 p_min, p_max, p_inc, div_min, div_max; 8341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Accept 0.5% difference, but aim for 0.1% */ 8361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err_max = 5 * clock / 1000; 8371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds err_target = clock / 1000; 8381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("Clock is %d\n", clock); 8401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8417258b11d2e9a47d2b01620622579f22906960e1aDave Airlie div_max = plls[index].max_vco_freq / clock; 8427679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie if (index == PLLS_I9xx) 8437679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie div_min = 5; 8447679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie else 8457679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie div_min = ROUND_UP_TO(plls[index].min_vco_freq, clock) / clock; 8461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8477258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (clock <= plls[index].p_transition_clock) 84816109b3f4c1f2635afd32eb6d49348590de2cb25Dave Airlie p_inc = plls[index].p_inc_lo; 8491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 85016109b3f4c1f2635afd32eb6d49348590de2cb25Dave Airlie p_inc = plls[index].p_inc_hi; 8511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p_min = ROUND_UP_TO(div_min, p_inc); 8521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p_max = ROUND_DOWN_TO(div_max, p_inc); 8537258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (p_min < plls[index].min_p) 85416109b3f4c1f2635afd32eb6d49348590de2cb25Dave Airlie p_min = plls[index].min_p; 8557258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (p_max > plls[index].max_p) 85616109b3f4c1f2635afd32eb6d49348590de2cb25Dave Airlie p_max = plls[index].max_p; 8571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8588b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (clock < PLL_REFCLK && index == PLLS_I9xx) { 8598b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie p_min = 10; 8608b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie p_max = 20; 8618b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie /* this makes 640x480 work it really shouldn't 8628b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie - SOMEONE WITHOUT DOCS WOZ HERE */ 8638b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (clock < 30000) 8648b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie clock *= 4; 8657679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie } 8667679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie 8671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("p range is %d-%d (%d)\n", p_min, p_max, p_inc); 8681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p = p_min; 8701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds do { 8717258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (splitp(index, p, &p1, &p2)) { 8721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("cannot split p = %d\n", p); 8731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p += p_inc; 8741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds continue; 8751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 8767258b11d2e9a47d2b01620622579f22906960e1aDave Airlie n = plls[index].min_n; 8771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds f_vco = clock * p; 8781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 8791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds do { 8801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m = ROUND_UP_TO(f_vco * n, PLL_REFCLK) / PLL_REFCLK; 8817258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (m < plls[index].min_m) 8827679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie m = plls[index].min_m + 1; 8837258b11d2e9a47d2b01620622579f22906960e1aDave Airlie if (m > plls[index].max_m) 8847679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie m = plls[index].max_m - 1; 8857679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie for (testm = m - 1; testm <= m; testm++) { 8867679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie f_out = calc_vclock3(index, m, n, p); 8877679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie if (splitm(index, m, &m1, &m2)) { 8887679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie WRN_MSG("cannot split m = %d\n", m); 8897679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie n++; 8907679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie continue; 8917679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie } 8927679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie if (clock > f_out) 8937679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie f_err = clock - f_out; 8947679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie else/* slightly bias the error for bigger clocks */ 8957679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie f_err = f_out - clock + 1; 8967679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie 8977679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie if (f_err < err_best) { 8987679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie m_best = m; 8997679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie n_best = n; 9007679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie p_best = p; 9017679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie f_best = f_out; 9027679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie err_best = f_err; 9037679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie } 9041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n++; 9067258b11d2e9a47d2b01620622579f22906960e1aDave Airlie } while ((n <= plls[index].max_n) && (f_out >= clock)); 9071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p += p_inc; 9081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } while ((p <= p_max)); 9091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!m_best) { 9111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("cannot find parameters for clock %d\n", clock); 9121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 9131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m = m_best; 9151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n = n_best; 9161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds p = p_best; 9177258b11d2e9a47d2b01620622579f22906960e1aDave Airlie splitm(index, m, &m1, &m2); 9187258b11d2e9a47d2b01620622579f22906960e1aDave Airlie splitp(index, p, &p1, &p2); 9191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds n1 = n - 2; 9201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("m, n, p: %d (%d,%d), %d (%d), %d (%d,%d), " 9221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "f: %d (%d), VCO: %d\n", 9231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds m, m1, m2, n, n1, p, p1, p2, 9248b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie calc_vclock3(index, m, n, p), 925d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie calc_vclock(index, m1, m2, n1, p1, p2), 926d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie calc_vclock3(index, m, n, p) * p); 9271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *retm1 = m1; 9281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *retm2 = m2; 9291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *retn = n1; 9301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *retp1 = p1; 9311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *retp2 = p2; 932d024960cff5173bef6e83c01cf9cd2763c2c0ab0Dave Airlie *retclock = calc_vclock(index, m1, m2, n1, p1, p2); 9331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 9351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 9361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic __inline__ int 9381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldscheck_overflow(u32 value, u32 limit, const char *description) 9391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 9401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (value > limit) { 9411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("%s value %d exceeds limit %d\n", 9421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds description, value, limit); 9431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 9441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 9461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 9471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* It is assumed that hw is filled in with the initial state information. */ 9491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 9501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_mode_to_hw(struct intelfb_info *dinfo, struct intelfb_hwstate *hw, 9511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct fb_var_screeninfo *var) 9521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 9531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int pipe = PIPE_A; 9541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 *dpll, *fp0, *fp1; 9551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 m1, m2, n, p1, p2, clock_target, clock; 9561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 hsync_start, hsync_end, hblank_start, hblank_end, htotal, hactive; 9571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 vsync_start, vsync_end, vblank_start, vblank_end, vtotal, vactive; 9581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 vsync_pol, hsync_pol; 9591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 *vs, *vb, *vt, *hs, *hb, *ht, *ss, *pipe_conf; 9601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_mode_to_hw\n"); 9621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Disable VGA */ 9641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->vgacntrl |= VGA_DISABLE; 9651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check whether pipe A or pipe B is enabled. */ 9671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (hw->pipe_a_conf & PIPECONF_ENABLE) 9681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe = PIPE_A; 9691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else if (hw->pipe_b_conf & PIPECONF_ENABLE) 9701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe = PIPE_B; 9711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set which pipe's registers will be set. */ 9731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (pipe == PIPE_B) { 9741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dpll = &hw->dpll_b; 9751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp0 = &hw->fpb0; 9761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp1 = &hw->fpb1; 9771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hs = &hw->hsync_b; 9781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hb = &hw->hblank_b; 9791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ht = &hw->htotal_b; 9801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vs = &hw->vsync_b; 9811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vb = &hw->vblank_b; 9821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vt = &hw->vtotal_b; 9831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ss = &hw->src_size_b; 9841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe_conf = &hw->pipe_b_conf; 9851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 9861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dpll = &hw->dpll_a; 9871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp0 = &hw->fpa0; 9881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp1 = &hw->fpa1; 9891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hs = &hw->hsync_a; 9901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hb = &hw->hblank_a; 9911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ht = &hw->htotal_a; 9921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vs = &hw->vsync_a; 9931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vb = &hw->vblank_a; 9941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vt = &hw->vtotal_a; 9951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ss = &hw->src_size_a; 9961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe_conf = &hw->pipe_a_conf; 9971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 9981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Use ADPA register for sync control. */ 10001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa &= ~ADPA_USE_VGA_HVPOLARITY; 10011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* sync polarity */ 10031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hsync_pol = (var->sync & FB_SYNC_HOR_HIGH_ACT) ? 10041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ADPA_SYNC_ACTIVE_HIGH : ADPA_SYNC_ACTIVE_LOW; 10051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vsync_pol = (var->sync & FB_SYNC_VERT_HIGH_ACT) ? 10061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ADPA_SYNC_ACTIVE_HIGH : ADPA_SYNC_ACTIVE_LOW; 10071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa &= ~((ADPA_SYNC_ACTIVE_MASK << ADPA_VSYNC_ACTIVE_SHIFT) | 10081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (ADPA_SYNC_ACTIVE_MASK << ADPA_HSYNC_ACTIVE_SHIFT)); 10091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa |= (hsync_pol << ADPA_HSYNC_ACTIVE_SHIFT) | 10101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (vsync_pol << ADPA_VSYNC_ACTIVE_SHIFT); 10111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Connect correct pipe to the analog port DAC */ 10131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa &= ~(PIPE_MASK << ADPA_PIPE_SELECT_SHIFT); 10141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa |= (pipe << ADPA_PIPE_SELECT_SHIFT); 10151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set DPMS state to D0 (on) */ 10171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa &= ~ADPA_DPMS_CONTROL_MASK; 10181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa |= ADPA_DPMS_D0; 10191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->adpa |= ADPA_DAC_ENABLE; 10211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *dpll |= (DPLL_VCO_ENABLE | DPLL_VGA_MODE_DISABLE); 10231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *dpll &= ~(DPLL_RATE_SELECT_MASK | DPLL_REFERENCE_SELECT_MASK); 10241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *dpll |= (DPLL_REFERENCE_DEFAULT | DPLL_RATE_SELECT_FP0); 10251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Desired clock in kHz */ 10271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds clock_target = 1000000000 / var->pixclock; 10281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10298b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (calc_pll_params(dinfo->pll_index, clock_target, &m1, &m2, 10308b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie &n, &p1, &p2, &clock)) { 10311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("calc_pll_params failed\n"); 10321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 10331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check for overflow. */ 10361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(p1, DPLL_P1_MASK, "PLL P1 parameter")) 10371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 10381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(p2, DPLL_P2_MASK, "PLL P2 parameter")) 10391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 10401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(m1, FP_DIVISOR_MASK, "PLL M1 parameter")) 10411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 10421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(m2, FP_DIVISOR_MASK, "PLL M2 parameter")) 10431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 10441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(n, FP_DIVISOR_MASK, "PLL N parameter")) 10451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 10461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *dpll &= ~DPLL_P1_FORCE_DIV2; 10481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *dpll &= ~((DPLL_P2_MASK << DPLL_P2_SHIFT) | 10491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (DPLL_P1_MASK << DPLL_P1_SHIFT)); 10501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *dpll |= (p2 << DPLL_P2_SHIFT) | (p1 << DPLL_P1_SHIFT); 10511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *fp0 = (n << FP_N_DIVISOR_SHIFT) | 10521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (m1 << FP_M1_DIVISOR_SHIFT) | 10531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (m2 << FP_M2_DIVISOR_SHIFT); 10541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *fp1 = *fp0; 10551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvob &= ~PORT_ENABLE; 10571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->dvoc &= ~PORT_ENABLE; 10581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Use display plane A. */ 10601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl |= DISPPLANE_PLANE_ENABLE; 10611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl &= ~DISPPLANE_GAMMA_ENABLE; 10621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl &= ~DISPPLANE_PIXFORMAT_MASK; 10631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (intelfb_var_to_depth(var)) { 10641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 8: 10651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl |= DISPPLANE_8BPP | DISPPLANE_GAMMA_ENABLE; 10661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 10671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 15: 10681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl |= DISPPLANE_15_16BPP; 10691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 10701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 16: 10711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl |= DISPPLANE_16BPP; 10721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 10731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 24: 10741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl |= DISPPLANE_32BPP_NO_ALPHA; 10751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 10761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 10771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl &= ~(PIPE_MASK << DISPPLANE_SEL_PIPE_SHIFT); 10781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl |= (pipe << DISPPLANE_SEL_PIPE_SHIFT); 10791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set CRTC registers. */ 10811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hactive = var->xres; 10821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hsync_start = hactive + var->right_margin; 10831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hsync_end = hsync_start + var->hsync_len; 10841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds htotal = hsync_end + var->left_margin; 10851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hblank_start = hactive; 10861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hblank_end = htotal; 10871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("H: act %d, ss %d, se %d, tot %d bs %d, be %d\n", 10891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hactive, hsync_start, hsync_end, htotal, hblank_start, 10901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hblank_end); 10911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 10921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vactive = var->yres; 10931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vsync_start = vactive + var->lower_margin; 10941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vsync_end = vsync_start + var->vsync_len; 10951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vtotal = vsync_end + var->upper_margin; 10961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_start = vactive; 10971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_end = vtotal; 10981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_end = vsync_end + 1; 10991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("V: act %d, ss %d, se %d, tot %d bs %d, be %d\n", 11011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vactive, vsync_start, vsync_end, vtotal, vblank_start, 11021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_end); 11031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Adjust for register values, and check for overflow. */ 11051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hactive--; 11061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(hactive, HACTIVE_MASK, "CRTC hactive")) 11071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hsync_start--; 11091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(hsync_start, HSYNCSTART_MASK, "CRTC hsync_start")) 11101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hsync_end--; 11121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(hsync_end, HSYNCEND_MASK, "CRTC hsync_end")) 11131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds htotal--; 11151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(htotal, HTOTAL_MASK, "CRTC htotal")) 11161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hblank_start--; 11181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(hblank_start, HBLANKSTART_MASK, "CRTC hblank_start")) 11191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hblank_end--; 11211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(hblank_end, HBLANKEND_MASK, "CRTC hblank_end")) 11221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vactive--; 11251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(vactive, VACTIVE_MASK, "CRTC vactive")) 11261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vsync_start--; 11281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(vsync_start, VSYNCSTART_MASK, "CRTC vsync_start")) 11291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vsync_end--; 11311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(vsync_end, VSYNCEND_MASK, "CRTC vsync_end")) 11321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vtotal--; 11341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(vtotal, VTOTAL_MASK, "CRTC vtotal")) 11351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_start--; 11371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(vblank_start, VBLANKSTART_MASK, "CRTC vblank_start")) 11381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_end--; 11401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (check_overflow(vblank_end, VBLANKEND_MASK, "CRTC vblank_end")) 11411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *ht = (htotal << HTOTAL_SHIFT) | (hactive << HACTIVE_SHIFT); 11441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *hb = (hblank_start << HBLANKSTART_SHIFT) | 11451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (hblank_end << HSYNCEND_SHIFT); 11461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *hs = (hsync_start << HSYNCSTART_SHIFT) | (hsync_end << HSYNCEND_SHIFT); 11471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *vt = (vtotal << VTOTAL_SHIFT) | (vactive << VACTIVE_SHIFT); 11491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *vb = (vblank_start << VBLANKSTART_SHIFT) | 11501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (vblank_end << VSYNCEND_SHIFT); 11511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *vs = (vsync_start << VSYNCSTART_SHIFT) | (vsync_end << VSYNCEND_SHIFT); 11521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *ss = (hactive << SRC_SIZE_HORIZ_SHIFT) | 11531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (vactive << SRC_SIZE_VERT_SHIFT); 11541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_stride = var->xres_virtual * var->bits_per_pixel / 8; 11561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("pitch is %d\n", hw->disp_a_stride); 11571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_base = hw->disp_a_stride * var->yoffset + 11591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds var->xoffset * var->bits_per_pixel / 8; 11601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_base += dinfo->fb.offset << 12; 11621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check stride alignment. */ 11641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (hw->disp_a_stride % STRIDE_ALIGNMENT != 0) { 11651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("display stride %d has bad alignment %d\n", 11661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_stride, STRIDE_ALIGNMENT); 11671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 11681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 11691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set the palette to 8-bit mode. */ 11711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *pipe_conf &= ~PIPECONF_GAMMA; 11721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 11731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 11741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Program a (non-VGA) video mode. */ 11761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 11771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_program_mode(struct intelfb_info *dinfo, 11781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds const struct intelfb_hwstate *hw, int blank) 11791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 11801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int pipe = PIPE_A; 11811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 11821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds const u32 *dpll, *fp0, *fp1, *pipe_conf; 11831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds const u32 *hs, *ht, *hb, *vs, *vt, *vb, *ss; 11841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 dpll_reg, fp0_reg, fp1_reg, pipe_conf_reg; 11851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 hsync_reg, htotal_reg, hblank_reg; 11861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 vsync_reg, vtotal_reg, vblank_reg; 11871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 src_size_reg; 11887679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie u32 count, tmp_val[3]; 11891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Assume single pipe, display plane A, analog CRT. */ 11911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 11931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_program_mode\n"); 11941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 11951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Disable VGA */ 11971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(VGACNTRL); 11981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= VGA_DISABLE; 11991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(VGACNTRL, tmp); 12001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Check whether pipe A or pipe B is enabled. */ 12021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (hw->pipe_a_conf & PIPECONF_ENABLE) 12031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe = PIPE_A; 12041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else if (hw->pipe_b_conf & PIPECONF_ENABLE) 12051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe = PIPE_B; 12061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->pipe = pipe; 12081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (pipe == PIPE_B) { 12101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dpll = &hw->dpll_b; 12111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp0 = &hw->fpb0; 12121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp1 = &hw->fpb1; 12131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe_conf = &hw->pipe_b_conf; 12141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hs = &hw->hsync_b; 12151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hb = &hw->hblank_b; 12161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ht = &hw->htotal_b; 12171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vs = &hw->vsync_b; 12181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vb = &hw->vblank_b; 12191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vt = &hw->vtotal_b; 12201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ss = &hw->src_size_b; 12211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dpll_reg = DPLL_B; 12221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp0_reg = FPB0; 12231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp1_reg = FPB1; 12241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe_conf_reg = PIPEBCONF; 12251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hsync_reg = HSYNC_B; 12261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds htotal_reg = HTOTAL_B; 12271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hblank_reg = HBLANK_B; 12281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vsync_reg = VSYNC_B; 12291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vtotal_reg = VTOTAL_B; 12301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_reg = VBLANK_B; 12311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds src_size_reg = SRC_SIZE_B; 12321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 12331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dpll = &hw->dpll_a; 12341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp0 = &hw->fpa0; 12351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp1 = &hw->fpa1; 12361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe_conf = &hw->pipe_a_conf; 12371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hs = &hw->hsync_a; 12381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hb = &hw->hblank_a; 12391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ht = &hw->htotal_a; 12401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vs = &hw->vsync_a; 12411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vb = &hw->vblank_a; 12421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vt = &hw->vtotal_a; 12431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ss = &hw->src_size_a; 12441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dpll_reg = DPLL_A; 12451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp0_reg = FPA0; 12461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fp1_reg = FPA1; 12471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pipe_conf_reg = PIPEACONF; 12481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hsync_reg = HSYNC_A; 12491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds htotal_reg = HTOTAL_A; 12501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hblank_reg = HBLANK_A; 12511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vsync_reg = VSYNC_A; 12521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vtotal_reg = VTOTAL_A; 12531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds vblank_reg = VBLANK_A; 12541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds src_size_reg = SRC_SIZE_A; 12551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 12561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12577679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie /* turn off pipe */ 12587679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie tmp = INREG(pipe_conf_reg); 12597679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie tmp &= ~PIPECONF_ENABLE; 12607679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(pipe_conf_reg, tmp); 12617679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie 12627679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie count = 0; 12638b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie do { 12647679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie tmp_val[count%3] = INREG(0x70000); 12657679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie if ((tmp_val[0] == tmp_val[1]) && (tmp_val[1]==tmp_val[2])) 12667679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie break; 12677679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie count++; 12687679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie udelay(1); 12698b91b0b4f2d731b92f59bc82492769a09b4955a6Dave Airlie if (count % 200 == 0) { 12707679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie tmp = INREG(pipe_conf_reg); 12717679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie tmp &= ~PIPECONF_ENABLE; 12727679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(pipe_conf_reg, tmp); 12737679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie } 12747679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie } while(count < 2000); 12757679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie 12767679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(ADPA, INREG(ADPA) & ~ADPA_DAC_ENABLE); 12777679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie 12781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Disable planes A and B. */ 12791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(DSPACNTR); 12801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~DISPPLANE_PLANE_ENABLE; 12811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPACNTR, tmp); 12821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(DSPBCNTR); 12831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~DISPPLANE_PLANE_ENABLE; 12841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPBCNTR, tmp); 12851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Wait for vblank. For now, just wait for a 50Hz cycle (20ms)) */ 12871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds mdelay(20); 12881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Disable Sync */ 12901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(ADPA); 12911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~ADPA_DPMS_CONTROL_MASK; 12921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= ADPA_DPMS_D3; 12931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(ADPA, tmp); 12941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12957679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie /* do some funky magic - xyzzy */ 12967679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(0x61204, 0xabcd0000); 12971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 12981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* turn off PLL */ 12991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(dpll_reg); 13001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dpll_reg &= ~DPLL_VCO_ENABLE; 13011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(dpll_reg, tmp); 13021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set PLL parameters */ 13041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(dpll_reg, *dpll & ~DPLL_VCO_ENABLE); 13051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(fp0_reg, *fp0); 13061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(fp1_reg, *fp1); 13071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13087679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie /* Enable PLL */ 13097679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie tmp = INREG(dpll_reg); 13107679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie tmp |= DPLL_VCO_ENABLE; 13117679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(dpll_reg, tmp); 13121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set DVOs B/C */ 13141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DVOB, hw->dvob); 13151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DVOC, hw->dvoc); 13161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13177679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie /* undo funky magic */ 13187679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(0x61204, 0x00000000); 13197679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie 13201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Set ADPA */ 13217679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(ADPA, INREG(ADPA) | ADPA_DAC_ENABLE); 13221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(ADPA, (hw->adpa & ~(ADPA_DPMS_CONTROL_MASK)) | ADPA_DPMS_D3); 13231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13247679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie /* Set pipe parameters */ 13257679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(hsync_reg, *hs); 13267679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(hblank_reg, *hb); 13277679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(htotal_reg, *ht); 13287679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(vsync_reg, *vs); 13297679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(vblank_reg, *vb); 13307679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(vtotal_reg, *vt); 13317679f4d69296de97a7f62458cc4d1c6c884dfcfbDave Airlie OUTREG(src_size_reg, *ss); 13321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Enable pipe */ 13341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(pipe_conf_reg, *pipe_conf | PIPECONF_ENABLE); 13351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Enable sync */ 13371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(ADPA); 13381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~ADPA_DPMS_CONTROL_MASK; 13391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= ADPA_DPMS_D0; 13401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(ADPA, tmp); 13411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* setup display plane */ 13431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dinfo->pdev->device == PCI_DEVICE_ID_INTEL_830M) { 13441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 13451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * i830M errata: the display plane must be enabled 13461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * to allow writes to the other bits in the plane 13471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * control register. 13481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 13491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(DSPACNTR); 13501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((tmp & DISPPLANE_PLANE_ENABLE) != DISPPLANE_PLANE_ENABLE) { 13511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= DISPPLANE_PLANE_ENABLE; 13521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPACNTR, tmp); 13531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPACNTR, 13541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds hw->disp_a_ctrl|DISPPLANE_PLANE_ENABLE); 13551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds mdelay(1); 13561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPACNTR, hw->disp_a_ctrl & ~DISPPLANE_PLANE_ENABLE); 13601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPASTRIDE, hw->disp_a_stride); 13611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPABASE, hw->disp_a_base); 13621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Enable plane */ 13641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!blank) { 13651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(DSPACNTR); 13661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= DISPPLANE_PLANE_ENABLE; 13671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPACNTR, tmp); 13681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(DSPABASE, hw->disp_a_base); 13691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 13701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 13721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 13731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* forward declarations */ 13751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void refresh_ring(struct intelfb_info *dinfo); 13761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void reset_state(struct intelfb_info *dinfo); 13771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void do_flush(struct intelfb_info *dinfo); 13781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int 13801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldswait_ring(struct intelfb_info *dinfo, int n) 13811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 13821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i = 0; 13831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long end; 13841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 last_head = INREG(PRI_RING_HEAD) & RING_HEAD_MASK; 13851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 13871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("wait_ring: %d\n", n); 13881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 13891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds end = jiffies + (HZ * 3); 13911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while (dinfo->ring_space < n) { 13921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_head = (u8 __iomem *)(INREG(PRI_RING_HEAD) & 13931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds RING_HEAD_MASK); 13941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dinfo->ring_tail + RING_MIN_FREE < 13951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (u32 __iomem) dinfo->ring_head) 13961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_space = (u32 __iomem) dinfo->ring_head 13971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds - (dinfo->ring_tail + RING_MIN_FREE); 13981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 13991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_space = (dinfo->ring.size + 14001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (u32 __iomem) dinfo->ring_head) 14011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds - (dinfo->ring_tail + RING_MIN_FREE); 14021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if ((u32 __iomem) dinfo->ring_head != last_head) { 14031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds end = jiffies + (HZ * 3); 14041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds last_head = (u32 __iomem) dinfo->ring_head; 14051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds i++; 14071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (time_before(end, jiffies)) { 14081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!i) { 14091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Try again */ 14101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds reset_state(dinfo); 14111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds refresh_ring(dinfo); 14121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds do_flush(dinfo); 14131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds end = jiffies + (HZ * 3); 14141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds i = 1; 14151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 14161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("ring buffer : space: %d wanted %d\n", 14171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_space, n); 14181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds WRN_MSG("lockup - turning off hardware " 14191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "acceleration\n"); 14201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_lockup = 1; 14211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 14221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds udelay(1); 14251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return i; 14271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void 14301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsdo_flush(struct intelfb_info *dinfo) { 14311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds START_RING(2); 14321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(MI_FLUSH | MI_WRITE_DIRTY_STATE | MI_INVALIDATE_MAP_CACHE); 14331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(MI_NOOP); 14341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ADVANCE_RING(); 14351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 14381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_do_sync(struct intelfb_info *dinfo) 14391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 14401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 14411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_do_sync\n"); 14421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 14431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->accel) 14451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 14461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 14481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Send a flush, then wait until the ring is empty. This is what 14491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the XFree86 driver does, and actually it doesn't seem a lot worse 14501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * than the recommended method (both have problems). 14511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 14521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds do_flush(dinfo); 14531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds wait_ring(dinfo, dinfo->ring.size - RING_MIN_FREE); 14541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_space = dinfo->ring.size - RING_MIN_FREE; 14551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void 14581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsrefresh_ring(struct intelfb_info *dinfo) 14591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 14601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 14611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("refresh_ring\n"); 14621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 14631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_head = (u8 __iomem *) (INREG(PRI_RING_HEAD) & 14651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds RING_HEAD_MASK); 14661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_tail = INREG(PRI_RING_TAIL) & RING_TAIL_MASK; 14671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dinfo->ring_tail + RING_MIN_FREE < (u32 __iomem)dinfo->ring_head) 14681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_space = (u32 __iomem) dinfo->ring_head 14691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds - (dinfo->ring_tail + RING_MIN_FREE); 14701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds else 14711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_space = (dinfo->ring.size + 14721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (u32 __iomem) dinfo->ring_head) 14731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds - (dinfo->ring_tail + RING_MIN_FREE); 14741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 14751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void 14771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsreset_state(struct intelfb_info *dinfo) 14781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 14791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i; 14801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 14811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 14831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("reset_state\n"); 14841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 14851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < FENCE_NUM; i++) 14871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(FENCE + (i << 2), 0); 14881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 14891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Flush the ring buffer if it's enabled. */ 14901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(PRI_RING_LENGTH); 14911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (tmp & RING_ENABLE) { 14921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 14931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("reset_state: ring was enabled\n"); 14941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 14951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds refresh_ring(dinfo); 14961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds intelfbhw_do_sync(dinfo); 14971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DO_RING_IDLE(); 14981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 14991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_LENGTH, 0); 15011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_HEAD, 0); 15021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_TAIL, 0); 15031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_START, 0); 15041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Stop the 2D engine, and turn off the ring buffer. */ 15071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 15081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_2d_stop(struct intelfb_info *dinfo) 15091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 15111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_2d_stop: accel: %d, ring_active: %d\n", dinfo->accel, 15121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_active); 15131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 15141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->accel) 15161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 15171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_active = 0; 15191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds reset_state(dinfo); 15201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 15231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Enable the ring buffer, and initialise the 2D engine. 15241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * It is assumed that the graphics engine has been stopped by previously 15251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * calling intelfb_2d_stop(). 15261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 15271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 15281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_2d_start(struct intelfb_info *dinfo) 15291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 15311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_2d_start: accel: %d, ring_active: %d\n", 15321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->accel, dinfo->ring_active); 15331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 15341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->accel) 15361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 15371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Initialise the primary ring buffer. */ 15391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_LENGTH, 0); 15401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_TAIL, 0); 15411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_HEAD, 0); 15421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_START, dinfo->ring.physical & RING_START_MASK); 15441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(PRI_RING_LENGTH, 15451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((dinfo->ring.size - GTT_PAGE_SIZE) & RING_LENGTH_MASK) | 15461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds RING_NO_REPORT | RING_ENABLE); 15471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds refresh_ring(dinfo); 15481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_active = 1; 15491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 2D fillrect (solid fill or invert) */ 15521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 15531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_do_fillrect(struct intelfb_info *dinfo, u32 x, u32 y, u32 w, u32 h, 15541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 color, u32 pitch, u32 bpp, u32 rop) 15551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 15561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 br00, br09, br13, br14, br16; 15571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 15591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_do_fillrect: (%d,%d) %dx%d, c 0x%06x, p %d bpp %d, " 15601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds "rop 0x%02x\n", x, y, w, h, color, pitch, bpp, rop); 15611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 15621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br00 = COLOR_BLT_CMD; 15641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br09 = dinfo->fb_start + (y * pitch + x * (bpp / 8)); 15651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 = (rop << ROP_SHIFT) | pitch; 15661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br14 = (h << HEIGHT_SHIFT) | ((w * (bpp / 8)) << WIDTH_SHIFT); 15671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br16 = color; 15681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (bpp) { 15701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 8: 15711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_8; 15721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 15731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 16: 15741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_16; 15751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 15761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 32: 15771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_32; 15781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br00 |= WRITE_ALPHA | WRITE_RGB; 15791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 15801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 15811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds START_RING(6); 15831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br00); 15841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br13); 15851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br14); 15861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br09); 15871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br16); 15881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(MI_NOOP); 15891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ADVANCE_RING(); 15901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 15921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("ring = 0x%08x, 0x%08x (%d)\n", dinfo->ring_head, 15931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->ring_tail, dinfo->ring_space); 15941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 15951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 15961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 15971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 15981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_do_bitblt(struct intelfb_info *dinfo, u32 curx, u32 cury, 15991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 dstx, u32 dsty, u32 w, u32 h, u32 pitch, u32 bpp) 16001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 16011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 br00, br09, br11, br12, br13, br22, br23, br26; 16021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 16041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_do_bitblt: (%d,%d)->(%d,%d) %dx%d, p %d bpp %d\n", 16051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds curx, cury, dstx, dsty, w, h, pitch, bpp); 16061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 16071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br00 = XY_SRC_COPY_BLT_CMD; 16091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br09 = dinfo->fb_start; 16101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br11 = (pitch << PITCH_SHIFT); 16111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br12 = dinfo->fb_start; 16121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 = (SRC_ROP_GXCOPY << ROP_SHIFT) | (pitch << PITCH_SHIFT); 16131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br22 = (dstx << WIDTH_SHIFT) | (dsty << HEIGHT_SHIFT); 16141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br23 = ((dstx + w) << WIDTH_SHIFT) | 16151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((dsty + h) << HEIGHT_SHIFT); 16161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br26 = (curx << WIDTH_SHIFT) | (cury << HEIGHT_SHIFT); 16171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (bpp) { 16191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 8: 16201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_8; 16211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 16: 16231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_16; 16241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 32: 16261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_32; 16271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br00 |= WRITE_ALPHA | WRITE_RGB; 16281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds START_RING(8); 16321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br00); 16331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br13); 16341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br22); 16351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br23); 16361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br09); 16371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br26); 16381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br11); 16391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br12); 16401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ADVANCE_RING(); 16411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 16421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint 16441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_do_drawglyph(struct intelfb_info *dinfo, u32 fg, u32 bg, u32 w, 16451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 h, const u8* cdat, u32 x, u32 y, u32 pitch, u32 bpp) 16461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 16471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int nbytes, ndwords, pad, tmp; 16481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 br00, br09, br13, br18, br19, br22, br23; 16491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int dat, ix, iy, iw; 16501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, j; 16511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 16531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_do_drawglyph: (%d,%d) %dx%d\n", x, y, w, h); 16541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 16551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* size in bytes of a padded scanline */ 16571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds nbytes = ROUND_UP_TO(w, 16) / 8; 16581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Total bytes of padded scanline data to write out. */ 16601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds nbytes = nbytes * h; 16611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 16631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Check if the glyph data exceeds the immediate mode limit. 16641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * It would take a large font (1K pixels) to hit this limit. 16651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 16661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (nbytes > MAX_MONO_IMM_SIZE) 16671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 16681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Src data is packaged a dword (32-bit) at a time. */ 16701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ndwords = ROUND_UP_TO(nbytes, 4) / 4; 16711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 16731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Ring has to be padded to a quad word. But because the command starts 16741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds with 7 bytes, pad only if there is an even number of ndwords 16751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 16761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pad = !(ndwords % 2); 16771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = (XY_MONO_SRC_IMM_BLT_CMD & DW_LENGTH_MASK) + ndwords; 16791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br00 = (XY_MONO_SRC_IMM_BLT_CMD & ~DW_LENGTH_MASK) | tmp; 16801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br09 = dinfo->fb_start; 16811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 = (SRC_ROP_GXCOPY << ROP_SHIFT) | (pitch << PITCH_SHIFT); 16821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br18 = bg; 16831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br19 = fg; 16841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br22 = (x << WIDTH_SHIFT) | (y << HEIGHT_SHIFT); 16851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br23 = ((x + w) << WIDTH_SHIFT) | ((y + h) << HEIGHT_SHIFT); 16861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 16871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds switch (bpp) { 16881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 8: 16891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_8; 16901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 16: 16921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_16; 16931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds case 32: 16951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br13 |= COLOR_DEPTH_32; 16961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds br00 |= WRITE_ALPHA | WRITE_RGB; 16971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds break; 16981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 16991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds START_RING(8 + ndwords); 17011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br00); 17021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br13); 17031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br22); 17041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br23); 17051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br09); 17061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br18); 17071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(br19); 17081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ix = iy = 0; 17091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds iw = ROUND_UP_TO(w, 8) / 8; 17101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds while (ndwords--) { 17111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dat = 0; 17121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (j = 0; j < 2; ++j) { 17131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 0; i < 2; ++i) { 17141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (ix != iw || i == 0) 17151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dat |= cdat[iy*iw + ix++] << (i+j*2)*8; 17161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (ix == iw && iy != (h-1)) { 17181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ix = 0; 17191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ++iy; 17201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(dat); 17231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (pad) 17251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUT_RING(MI_NOOP); 17261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ADVANCE_RING(); 17271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 1; 17291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* HW cursor functions. */ 17321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 17331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_cursor_init(struct intelfb_info *dinfo) 17341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 17351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 17361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 17381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_cursor_init\n"); 17391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 17401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17418bb91f6a2d1db8031bfbb367df075f041d0cdfe2Dave Airlie if (dinfo->mobile || IS_I9xx(dinfo)) { 17421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->cursor.physical) 17431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 17441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(CURSOR_A_CONTROL); 17451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~(CURSOR_MODE_MASK | CURSOR_MOBILE_GAMMA_ENABLE | 17461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURSOR_MEM_TYPE_LOCAL | 17471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (1 << CURSOR_PIPE_SELECT_SHIFT)); 17481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= CURSOR_MODE_DISABLE; 17491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_CONTROL, tmp); 17501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_BASEADDR, dinfo->cursor.physical); 17511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 17521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(CURSOR_CONTROL); 17531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~(CURSOR_FORMAT_MASK | CURSOR_GAMMA_ENABLE | 17541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds CURSOR_ENABLE | CURSOR_STRIDE_MASK); 17551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = CURSOR_FORMAT_3C; 17561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_CONTROL, tmp); 17571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_BASEADDR, dinfo->cursor.offset << 12); 17581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = (64 << CURSOR_SIZE_H_SHIFT) | 17591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds (64 << CURSOR_SIZE_V_SHIFT); 17601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_SIZE, tmp); 17611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 17651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_cursor_hide(struct intelfb_info *dinfo) 17661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 17671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 17681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 17701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_cursor_hide\n"); 17711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 17721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->cursor_on = 0; 17748bb91f6a2d1db8031bfbb367df075f041d0cdfe2Dave Airlie if (dinfo->mobile || IS_I9xx(dinfo)) { 17751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->cursor.physical) 17761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 17771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(CURSOR_A_CONTROL); 17781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~CURSOR_MODE_MASK; 17791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= CURSOR_MODE_DISABLE; 17801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_CONTROL, tmp); 17811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Flush changes */ 17821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_BASEADDR, dinfo->cursor.physical); 17831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 17841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(CURSOR_CONTROL); 17851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~CURSOR_ENABLE; 17861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_CONTROL, tmp); 17871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 17881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 17891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 17911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_cursor_show(struct intelfb_info *dinfo) 17921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 17931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 17941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 17961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_cursor_show\n"); 17971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 17981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 17991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dinfo->cursor_on = 1; 18001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (dinfo->cursor_blanked) 18021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 18031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18048bb91f6a2d1db8031bfbb367df075f041d0cdfe2Dave Airlie if (dinfo->mobile || IS_I9xx(dinfo)) { 18051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->cursor.physical) 18061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 18071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(CURSOR_A_CONTROL); 18081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp &= ~CURSOR_MODE_MASK; 18091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= CURSOR_MODE_64_4C_AX; 18101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_CONTROL, tmp); 18111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* Flush changes */ 18121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_BASEADDR, dinfo->cursor.physical); 18131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } else { 18141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = INREG(CURSOR_CONTROL); 18151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp |= CURSOR_ENABLE; 18161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_CONTROL, tmp); 18171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 18181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 18191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 18211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_cursor_setpos(struct intelfb_info *dinfo, int x, int y) 18221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 18231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 tmp; 18241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 18261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_cursor_setpos: (%d, %d)\n", x, y); 18271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 18281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 18301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Sets the position. The coordinates are assumed to already 18311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * have any offset adjusted. Assume that the cursor is never 18321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * completely off-screen, and that x, y are always >= 0. 18331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 18341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds tmp = ((x & CURSOR_POS_MASK) << CURSOR_X_SHIFT) | 18361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds ((y & CURSOR_POS_MASK) << CURSOR_Y_SHIFT); 18371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_POSITION, tmp); 18388bb91f6a2d1db8031bfbb367df075f041d0cdfe2Dave Airlie 18398bb91f6a2d1db8031bfbb367df075f041d0cdfe2Dave Airlie if (IS_I9xx(dinfo)) { 18408bb91f6a2d1db8031bfbb367df075f041d0cdfe2Dave Airlie OUTREG(CURSOR_A_BASEADDR, dinfo->cursor.physical); 18418bb91f6a2d1db8031bfbb367df075f041d0cdfe2Dave Airlie } 18421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 18431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 18451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_cursor_setcolor(struct intelfb_info *dinfo, u32 bg, u32 fg) 18461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 18471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 18481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_cursor_setcolor\n"); 18491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 18501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_PALETTE0, bg & CURSOR_PALETTE_MASK); 18521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_PALETTE1, fg & CURSOR_PALETTE_MASK); 18531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_PALETTE2, fg & CURSOR_PALETTE_MASK); 18541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds OUTREG(CURSOR_A_PALETTE3, bg & CURSOR_PALETTE_MASK); 18551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 18561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 18581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_cursor_load(struct intelfb_info *dinfo, int width, int height, 18591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 *data) 18601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 18611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 __iomem *addr = (u8 __iomem *)dinfo->cursor.virtual; 18621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, j, w = width / 8; 18631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int mod = width % 8, t_mask, d_mask; 18641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 18661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_cursor_load\n"); 18671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 18681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->cursor.virtual) 18701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 18711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds t_mask = 0xff >> mod; 18731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds d_mask = ~(0xff >> mod); 18741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = height; i--; ) { 18751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (j = 0; j < w; j++) { 18761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(0x00, addr + j); 18771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(*(data++), addr + j+8); 18781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 18791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (mod) { 18801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(t_mask, addr + j); 18811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(*(data++) & d_mask, addr + j+8); 18821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 18831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds addr += 16; 18841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 18851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 18861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid 18881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsintelfbhw_cursor_reset(struct intelfb_info *dinfo) { 18891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 __iomem *addr = (u8 __iomem *)dinfo->cursor.virtual; 18901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int i, j; 18911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#if VERBOSE > 0 18931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds DBG_MSG("intelfbhw_cursor_reset\n"); 18941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif 18951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!dinfo->cursor.virtual) 18971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return; 18981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 18991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (i = 64; i--; ) { 19001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds for (j = 0; j < 8; j++) { 19011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(0xff, addr + j+0); 19021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds writeb(0x00, addr + j+8); 19031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 19041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds addr += 16; 19051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } 19061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1907