/* * Silicon Motion SM7XX frame buffer device * * Copyright (C) 2006 Silicon Motion Technology Corp. * Authors: Ge Wang, gewang@siliconmotion.com * Boyod boyod.yang@siliconmotion.com.cn * * Copyright (C) 2009 Lemote, Inc. * Author: Wu Zhangjin, wuzhangjin@gmail.com * * Copyright (C) 2011 Igalia, S.L. * Author: Javier M. Mellid * * This file is subject to the terms and conditions of the GNU General Public * License. See the file COPYING in the main directory of this archive for * more details. * * Framebuffer driver for Silicon Motion SM710, SM712, SM721 and SM722 chips */ #include #include #include #include #include #include #include #include #include #include #include #include "sm712.h" /* * Private structure */ struct smtcfb_info { struct pci_dev *pdev; struct fb_info *fb; u16 chip_id; u8 chip_rev_id; void __iomem *lfb; /* linear frame buffer */ void __iomem *dp_regs; /* drawing processor control regs */ void __iomem *vp_regs; /* video processor control regs */ void __iomem *cp_regs; /* capture processor control regs */ void __iomem *mmio; /* memory map IO port */ u_int width; u_int height; u_int hz; u32 colreg[17]; }; void __iomem *smtc_regbaseaddress; /* Memory Map IO starting address */ static const struct fb_var_screeninfo smtcfb_var = { .xres = 1024, .yres = 600, .xres_virtual = 1024, .yres_virtual = 600, .bits_per_pixel = 16, .red = {16, 8, 0}, .green = {8, 8, 0}, .blue = {0, 8, 0}, .activate = FB_ACTIVATE_NOW, .height = -1, .width = -1, .vmode = FB_VMODE_NONINTERLACED, .nonstd = 0, .accel_flags = FB_ACCELF_TEXT, }; static struct fb_fix_screeninfo smtcfb_fix = { .id = "smXXXfb", .type = FB_TYPE_PACKED_PIXELS, .visual = FB_VISUAL_TRUECOLOR, .line_length = 800 * 3, .accel = FB_ACCEL_SMI_LYNX, .type_aux = 0, .xpanstep = 0, .ypanstep = 0, .ywrapstep = 0, }; struct vesa_mode { char index[6]; u16 lfb_width; u16 lfb_height; u16 lfb_depth; }; static const struct vesa_mode vesa_mode_table[] = { {"0x301", 640, 480, 8}, {"0x303", 800, 600, 8}, {"0x305", 1024, 768, 8}, {"0x307", 1280, 1024, 8}, {"0x311", 640, 480, 16}, {"0x314", 800, 600, 16}, {"0x317", 1024, 768, 16}, {"0x31A", 1280, 1024, 16}, {"0x312", 640, 480, 24}, {"0x315", 800, 600, 24}, {"0x318", 1024, 768, 24}, {"0x31B", 1280, 1024, 24}, }; /********************************************************************** SM712 Mode table. **********************************************************************/ static const struct modeinit vgamode[] = { { /* mode#0: 640 x 480 16Bpp 60Hz */ 640, 480, 16, 60, /* Init_MISC */ 0xE3, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x00, 0x0E, }, { /* Init_SR10_SR24 */ 0xFF, 0xBE, 0xEF, 0xFF, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x32, 0x03, 0xA0, 0x09, 0xC0, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x32, 0x32, 0x32, 0x04, 0x24, 0x63, 0x4F, 0x52, 0x0B, 0xDF, 0xEA, 0x04, 0x50, 0x19, 0x32, 0x32, 0x00, 0x00, 0x32, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x07, 0x82, 0x07, 0x04, 0x00, 0x45, 0x30, 0x30, 0x40, 0x30, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x32, 0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x32, 0x32, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED, 0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xFF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0x5F, 0x4F, 0x4F, 0x00, 0x53, 0x1F, 0x0B, 0x3E, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xEA, 0x0C, 0xDF, 0x50, 0x40, 0xDF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x03, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xFF, 0xFD, 0x5F, 0x4F, 0x00, 0x54, 0x00, 0x0B, 0xDF, 0x00, 0xEA, 0x0C, 0x2E, 0x00, 0x4F, 0xDF, }, { /* Init_CR90_CRA7 */ 0x56, 0xDD, 0x5E, 0xEA, 0x87, 0x44, 0x8F, 0x55, 0x0A, 0x8F, 0x55, 0x0A, 0x00, 0x00, 0x18, 0x00, 0x11, 0x10, 0x0B, 0x0A, 0x0A, 0x0A, 0x0A, 0x00, }, }, { /* mode#1: 640 x 480 24Bpp 60Hz */ 640, 480, 24, 60, /* Init_MISC */ 0xE3, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x00, 0x0E, }, { /* Init_SR10_SR24 */ 0xFF, 0xBE, 0xEF, 0xFF, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x32, 0x03, 0xA0, 0x09, 0xC0, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x32, 0x32, 0x32, 0x04, 0x24, 0x63, 0x4F, 0x52, 0x0B, 0xDF, 0xEA, 0x04, 0x50, 0x19, 0x32, 0x32, 0x00, 0x00, 0x32, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x07, 0x82, 0x07, 0x04, 0x00, 0x45, 0x30, 0x30, 0x40, 0x30, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x32, 0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x32, 0x32, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED, 0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xFF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0x5F, 0x4F, 0x4F, 0x00, 0x53, 0x1F, 0x0B, 0x3E, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xEA, 0x0C, 0xDF, 0x50, 0x40, 0xDF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x03, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xFF, 0xFD, 0x5F, 0x4F, 0x00, 0x54, 0x00, 0x0B, 0xDF, 0x00, 0xEA, 0x0C, 0x2E, 0x00, 0x4F, 0xDF, }, { /* Init_CR90_CRA7 */ 0x56, 0xDD, 0x5E, 0xEA, 0x87, 0x44, 0x8F, 0x55, 0x0A, 0x8F, 0x55, 0x0A, 0x00, 0x00, 0x18, 0x00, 0x11, 0x10, 0x0B, 0x0A, 0x0A, 0x0A, 0x0A, 0x00, }, }, { /* mode#0: 640 x 480 32Bpp 60Hz */ 640, 480, 32, 60, /* Init_MISC */ 0xE3, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x00, 0x0E, }, { /* Init_SR10_SR24 */ 0xFF, 0xBE, 0xEF, 0xFF, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x32, 0x03, 0xA0, 0x09, 0xC0, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x32, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x32, 0x32, 0x32, 0x04, 0x24, 0x63, 0x4F, 0x52, 0x0B, 0xDF, 0xEA, 0x04, 0x50, 0x19, 0x32, 0x32, 0x00, 0x00, 0x32, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x07, 0x82, 0x07, 0x04, 0x00, 0x45, 0x30, 0x30, 0x40, 0x30, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x32, 0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x32, 0x32, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED, 0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xFF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0x5F, 0x4F, 0x4F, 0x00, 0x53, 0x1F, 0x0B, 0x3E, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xEA, 0x0C, 0xDF, 0x50, 0x40, 0xDF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x03, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xFF, 0xFD, 0x5F, 0x4F, 0x00, 0x54, 0x00, 0x0B, 0xDF, 0x00, 0xEA, 0x0C, 0x2E, 0x00, 0x4F, 0xDF, }, { /* Init_CR90_CRA7 */ 0x56, 0xDD, 0x5E, 0xEA, 0x87, 0x44, 0x8F, 0x55, 0x0A, 0x8F, 0x55, 0x0A, 0x00, 0x00, 0x18, 0x00, 0x11, 0x10, 0x0B, 0x0A, 0x0A, 0x0A, 0x0A, 0x00, }, }, { /* mode#2: 800 x 600 16Bpp 60Hz */ 800, 600, 16, 60, /* Init_MISC */ 0x2B, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xFF, 0xBE, 0xEE, 0xFF, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x34, 0x03, 0x20, 0x09, 0xC0, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x38, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x24, 0x24, 0x24, 0x04, 0x48, 0x83, 0x63, 0x68, 0x72, 0x57, 0x58, 0x04, 0x55, 0x59, 0x24, 0x24, 0x00, 0x00, 0x24, 0x01, 0x80, 0x7A, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x1C, 0x85, 0x35, 0x13, 0x02, 0x45, 0x30, 0x35, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0x00, 0x00, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x24, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x24, 0x24, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED, 0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0x7F, 0x63, 0x63, 0x00, 0x68, 0x18, 0x72, 0xF0, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x58, 0x0C, 0x57, 0x64, 0x40, 0x57, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x03, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xBF, 0xFD, 0x7F, 0x63, 0x00, 0x69, 0x18, 0x72, 0x57, 0x00, 0x58, 0x0C, 0xE0, 0x20, 0x63, 0x57, }, { /* Init_CR90_CRA7 */ 0x56, 0x4B, 0x5E, 0x55, 0x86, 0x9D, 0x8E, 0xAA, 0xDB, 0x2A, 0xDF, 0x33, 0x00, 0x00, 0x18, 0x00, 0x20, 0x1F, 0x1A, 0x19, 0x0F, 0x0F, 0x0F, 0x00, }, }, { /* mode#3: 800 x 600 24Bpp 60Hz */ 800, 600, 24, 60, 0x2B, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xFF, 0xBE, 0xEE, 0xFF, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x36, 0x03, 0x20, 0x09, 0xC0, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x36, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x36, 0x36, 0x36, 0x04, 0x48, 0x83, 0x63, 0x68, 0x72, 0x57, 0x58, 0x04, 0x55, 0x59, 0x36, 0x36, 0x00, 0x00, 0x36, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x1C, 0x85, 0x35, 0x13, 0x02, 0x45, 0x30, 0x30, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x36, 0xF7, 0x00, 0x00, 0x00, 0xEF, 0xFF, 0x36, 0x36, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED, 0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0x7F, 0x63, 0x63, 0x00, 0x68, 0x18, 0x72, 0xF0, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x58, 0x0C, 0x57, 0x64, 0x40, 0x57, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x03, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xBF, 0xFD, 0x7F, 0x63, 0x00, 0x69, 0x18, 0x72, 0x57, 0x00, 0x58, 0x0C, 0xE0, 0x20, 0x63, 0x57, }, { /* Init_CR90_CRA7 */ 0x56, 0x4B, 0x5E, 0x55, 0x86, 0x9D, 0x8E, 0xAA, 0xDB, 0x2A, 0xDF, 0x33, 0x00, 0x00, 0x18, 0x00, 0x20, 0x1F, 0x1A, 0x19, 0x0F, 0x0F, 0x0F, 0x00, }, }, { /* mode#7: 800 x 600 32Bpp 60Hz */ 800, 600, 32, 60, /* Init_MISC */ 0x2B, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xFF, 0xBE, 0xEE, 0xFF, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x34, 0x03, 0x20, 0x09, 0xC0, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x38, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x24, 0x24, 0x24, 0x04, 0x48, 0x83, 0x63, 0x68, 0x72, 0x57, 0x58, 0x04, 0x55, 0x59, 0x24, 0x24, 0x00, 0x00, 0x24, 0x01, 0x80, 0x7A, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x1C, 0x85, 0x35, 0x13, 0x02, 0x45, 0x30, 0x35, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0x00, 0x00, 0x00, 0x6F, 0x7F, 0x7F, 0xFF, 0x24, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x24, 0x24, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFF, 0xBF, 0xFF, 0xFF, 0xED, 0xED, 0xED, 0x7B, 0xFF, 0xFF, 0xFF, 0xBF, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0x7F, 0x63, 0x63, 0x00, 0x68, 0x18, 0x72, 0xF0, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x58, 0x0C, 0x57, 0x64, 0x40, 0x57, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x03, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xE7, 0xBF, 0xFD, 0x7F, 0x63, 0x00, 0x69, 0x18, 0x72, 0x57, 0x00, 0x58, 0x0C, 0xE0, 0x20, 0x63, 0x57, }, { /* Init_CR90_CRA7 */ 0x56, 0x4B, 0x5E, 0x55, 0x86, 0x9D, 0x8E, 0xAA, 0xDB, 0x2A, 0xDF, 0x33, 0x00, 0x00, 0x18, 0x00, 0x20, 0x1F, 0x1A, 0x19, 0x0F, 0x0F, 0x0F, 0x00, }, }, /* We use 1024x768 table to light 1024x600 panel for lemote */ { /* mode#4: 1024 x 600 16Bpp 60Hz */ 1024, 600, 16, 60, /* Init_MISC */ 0xEB, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x00, 0x0E, }, { /* Init_SR10_SR24 */ 0xC8, 0x40, 0x14, 0x60, 0x00, 0x0A, 0x17, 0x20, 0x51, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x00, 0x01, }, { /* Init_SR30_SR75 */ 0x22, 0x03, 0x24, 0x09, 0xC0, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x22, 0x22, 0x22, 0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03, 0x00, 0x60, 0x59, 0x22, 0x22, 0x00, 0x00, 0x22, 0x01, 0x80, 0x7A, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x16, 0x02, 0x0D, 0x82, 0x09, 0x02, 0x04, 0x45, 0x3F, 0x30, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A, 0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED, 0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF, 0xA3, 0x7F, 0x00, 0x82, 0x0b, 0x6f, 0x57, 0x00, 0x5c, 0x0f, 0xE0, 0xe0, 0x7F, 0x57, }, { /* Init_CR90_CRA7 */ 0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26, 0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03, }, }, { /* 1024 x 768 16Bpp 60Hz */ 1024, 768, 16, 60, /* Init_MISC */ 0xEB, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A, 0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03, 0x0F, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x3B, 0x0D, 0x09, 0x02, 0x04, 0x45, 0x30, 0x30, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A, 0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED, 0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF, 0xA3, 0x7F, 0x00, 0x86, 0x15, 0x24, 0xFF, 0x00, 0x01, 0x07, 0xE5, 0x20, 0x7F, 0xFF, }, { /* Init_CR90_CRA7 */ 0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26, 0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03, }, }, { /* mode#5: 1024 x 768 24Bpp 60Hz */ 1024, 768, 24, 60, /* Init_MISC */ 0xEB, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x30, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A, 0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03, 0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x3B, 0x0D, 0x09, 0x02, 0x04, 0x45, 0x30, 0x30, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A, 0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED, 0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF, 0xA3, 0x7F, 0x00, 0x86, 0x15, 0x24, 0xFF, 0x00, 0x01, 0x07, 0xE5, 0x20, 0x7F, 0xFF, }, { /* Init_CR90_CRA7 */ 0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26, 0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03, }, }, { /* mode#4: 1024 x 768 32Bpp 60Hz */ 1024, 768, 32, 60, /* Init_MISC */ 0xEB, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x32, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A, 0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03, 0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x3B, 0x0D, 0x09, 0x02, 0x04, 0x45, 0x30, 0x30, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A, 0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED, 0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20, 0x00, 0x00, 0x00, 0x40, 0x00, 0xFF, 0xBF, 0xFF, 0xA3, 0x7F, 0x00, 0x86, 0x15, 0x24, 0xFF, 0x00, 0x01, 0x07, 0xE5, 0x20, 0x7F, 0xFF, }, { /* Init_CR90_CRA7 */ 0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26, 0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03, }, }, { /* mode#6: 320 x 240 16Bpp 60Hz */ 320, 240, 16, 60, /* Init_MISC */ 0xEB, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x32, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A, 0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03, 0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x08, 0x43, 0x08, 0x43, 0x04, 0x45, 0x30, 0x30, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A, 0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED, 0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20, 0x00, 0x00, 0x30, 0x40, 0x00, 0xFF, 0xBF, 0xFF, 0x2E, 0x27, 0x00, 0x2b, 0x0c, 0x0F, 0xEF, 0x00, 0xFe, 0x0f, 0x01, 0xC0, 0x27, 0xEF, }, { /* Init_CR90_CRA7 */ 0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26, 0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03, }, }, { /* mode#8: 320 x 240 32Bpp 60Hz */ 320, 240, 32, 60, /* Init_MISC */ 0xEB, { /* Init_SR0_SR4 */ 0x03, 0x01, 0x0F, 0x03, 0x0E, }, { /* Init_SR10_SR24 */ 0xF3, 0xB6, 0xC0, 0xDD, 0x00, 0x0E, 0x17, 0x2C, 0x99, 0x02, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC4, 0x32, 0x02, 0x01, 0x01, }, { /* Init_SR30_SR75 */ 0x38, 0x03, 0x20, 0x09, 0xC0, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x3A, 0x00, 0x00, 0x03, 0xFF, 0x00, 0xFC, 0x00, 0x00, 0x20, 0x18, 0x00, 0xFC, 0x20, 0x0C, 0x44, 0x20, 0x00, 0x00, 0x00, 0x3A, 0x06, 0x68, 0xA7, 0x7F, 0x83, 0x24, 0xFF, 0x03, 0x00, 0x60, 0x59, 0x3A, 0x3A, 0x00, 0x00, 0x3A, 0x01, 0x80, 0x7E, 0x1A, 0x1A, 0x00, 0x00, 0x00, 0x50, 0x03, 0x74, 0x14, 0x08, 0x43, 0x08, 0x43, 0x04, 0x45, 0x30, 0x30, 0x40, 0x20, }, { /* Init_SR80_SR93 */ 0xFF, 0x07, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x3A, 0xF7, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x3A, 0x3A, 0x00, 0x00, 0x00, 0x00, }, { /* Init_SRA0_SRAF */ 0x00, 0xFB, 0x9F, 0x01, 0x00, 0xED, 0xED, 0xED, 0x7B, 0xFB, 0xFF, 0xFF, 0x97, 0xEF, 0xBF, 0xDF, }, { /* Init_GR00_GR08 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0F, 0xFF, }, { /* Init_AR00_AR14 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x41, 0x00, 0x0F, 0x00, 0x00, }, { /* Init_CR00_CR18 */ 0xA3, 0x7F, 0x7F, 0x00, 0x85, 0x16, 0x24, 0xF5, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x09, 0xFF, 0x80, 0x40, 0xFF, 0x00, 0xE3, 0xFF, }, { /* Init_CR30_CR4D */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x20, 0x00, 0x00, 0x30, 0x40, 0x00, 0xFF, 0xBF, 0xFF, 0x2E, 0x27, 0x00, 0x2b, 0x0c, 0x0F, 0xEF, 0x00, 0xFe, 0x0f, 0x01, 0xC0, 0x27, 0xEF, }, { /* Init_CR90_CRA7 */ 0x55, 0xD9, 0x5D, 0xE1, 0x86, 0x1B, 0x8E, 0x26, 0xDA, 0x8D, 0xDE, 0x94, 0x00, 0x00, 0x18, 0x00, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x15, 0x03, }, }, }; static struct screen_info smtc_scr_info; static char *mode_option; /* process command line options, get vga parameter */ static void __init sm7xx_vga_setup(char *options) { int i; if (!options || !*options) return; smtc_scr_info.lfb_width = 0; smtc_scr_info.lfb_height = 0; smtc_scr_info.lfb_depth = 0; pr_debug("%s = %s\n", __func__, options); for (i = 0; i < ARRAY_SIZE(vesa_mode_table); i++) { if (strstr(options, vesa_mode_table[i].index)) { smtc_scr_info.lfb_width = vesa_mode_table[i].lfb_width; smtc_scr_info.lfb_height = vesa_mode_table[i].lfb_height; smtc_scr_info.lfb_depth = vesa_mode_table[i].lfb_depth; return; } } } static void sm712_setpalette(int regno, unsigned int red, unsigned int green, unsigned int blue, struct fb_info *info) { /* set bit 5:4 = 01 (write LCD RAM only) */ smtc_seqw(0x66, (smtc_seqr(0x66) & 0xC3) | 0x10); smtc_mmiowb(regno, dac_reg); smtc_mmiowb(red >> 10, dac_val); smtc_mmiowb(green >> 10, dac_val); smtc_mmiowb(blue >> 10, dac_val); } /* chan_to_field * * convert a colour value into a field position * * from pxafb.c */ static inline unsigned int chan_to_field(unsigned int chan, struct fb_bitfield *bf) { chan &= 0xffff; chan >>= 16 - bf->length; return chan << bf->offset; } static int smtc_blank(int blank_mode, struct fb_info *info) { struct smtcfb_info *sfb = info->par; /* clear DPMS setting */ switch (blank_mode) { case FB_BLANK_UNBLANK: /* Screen On: HSync: On, VSync : On */ switch (sfb->chip_id) { case 0x710: case 0x712: smtc_seqw(0x6a, 0x16); smtc_seqw(0x6b, 0x02); break; case 0x720: smtc_seqw(0x6a, 0x0d); smtc_seqw(0x6b, 0x02); break; } smtc_seqw(0x23, (smtc_seqr(0x23) & (~0xc0))); smtc_seqw(0x01, (smtc_seqr(0x01) & (~0x20))); smtc_seqw(0x21, (smtc_seqr(0x21) & 0x77)); smtc_seqw(0x22, (smtc_seqr(0x22) & (~0x30))); smtc_seqw(0x31, (smtc_seqr(0x31) | 0x03)); smtc_seqw(0x24, (smtc_seqr(0x24) | 0x01)); break; case FB_BLANK_NORMAL: /* Screen Off: HSync: On, VSync : On Soft blank */ smtc_seqw(0x24, (smtc_seqr(0x24) | 0x01)); smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00)); smtc_seqw(0x23, (smtc_seqr(0x23) & (~0xc0))); smtc_seqw(0x01, (smtc_seqr(0x01) & (~0x20))); smtc_seqw(0x22, (smtc_seqr(0x22) & (~0x30))); smtc_seqw(0x6a, 0x16); smtc_seqw(0x6b, 0x02); break; case FB_BLANK_VSYNC_SUSPEND: /* Screen On: HSync: On, VSync : Off */ smtc_seqw(0x24, (smtc_seqr(0x24) & (~0x01))); smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00)); smtc_seqw(0x23, ((smtc_seqr(0x23) & (~0xc0)) | 0x20)); smtc_seqw(0x01, (smtc_seqr(0x01) | 0x20)); smtc_seqw(0x21, (smtc_seqr(0x21) | 0x88)); smtc_seqw(0x20, (smtc_seqr(0x20) & (~0xB0))); smtc_seqw(0x22, ((smtc_seqr(0x22) & (~0x30)) | 0x20)); smtc_seqw(0x34, (smtc_seqr(0x34) | 0x80)); smtc_seqw(0x6a, 0x0c); smtc_seqw(0x6b, 0x02); break; case FB_BLANK_HSYNC_SUSPEND: /* Screen On: HSync: Off, VSync : On */ smtc_seqw(0x24, (smtc_seqr(0x24) & (~0x01))); smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00)); smtc_seqw(0x23, ((smtc_seqr(0x23) & (~0xc0)) | 0xD8)); smtc_seqw(0x01, (smtc_seqr(0x01) | 0x20)); smtc_seqw(0x21, (smtc_seqr(0x21) | 0x88)); smtc_seqw(0x20, (smtc_seqr(0x20) & (~0xB0))); smtc_seqw(0x22, ((smtc_seqr(0x22) & (~0x30)) | 0x10)); smtc_seqw(0x34, (smtc_seqr(0x34) | 0x80)); smtc_seqw(0x6a, 0x0c); smtc_seqw(0x6b, 0x02); break; case FB_BLANK_POWERDOWN: /* Screen On: HSync: Off, VSync : Off */ smtc_seqw(0x24, (smtc_seqr(0x24) & (~0x01))); smtc_seqw(0x31, ((smtc_seqr(0x31) & (~0x07)) | 0x00)); smtc_seqw(0x23, ((smtc_seqr(0x23) & (~0xc0)) | 0xD8)); smtc_seqw(0x01, (smtc_seqr(0x01) | 0x20)); smtc_seqw(0x21, (smtc_seqr(0x21) | 0x88)); smtc_seqw(0x20, (smtc_seqr(0x20) & (~0xB0))); smtc_seqw(0x22, ((smtc_seqr(0x22) & (~0x30)) | 0x30)); smtc_seqw(0x34, (smtc_seqr(0x34) | 0x80)); smtc_seqw(0x6a, 0x0c); smtc_seqw(0x6b, 0x02); break; default: return -EINVAL; } return 0; } static int smtc_setcolreg(unsigned int regno, unsigned int red, unsigned int green, unsigned int blue, unsigned int trans, struct fb_info *info) { struct smtcfb_info *sfb; u32 val; sfb = info->par; if (regno > 255) return 1; switch (sfb->fb->fix.visual) { case FB_VISUAL_DIRECTCOLOR: case FB_VISUAL_TRUECOLOR: /* * 16/32 bit true-colour, use pseudo-palette for 16 base color */ if (regno >= 16) break; if (sfb->fb->var.bits_per_pixel == 16) { u32 *pal = sfb->fb->pseudo_palette; val = chan_to_field(red, &sfb->fb->var.red); val |= chan_to_field(green, &sfb->fb->var.green); val |= chan_to_field(blue, &sfb->fb->var.blue); pal[regno] = pal_rgb(red, green, blue, val); } else { u32 *pal = sfb->fb->pseudo_palette; val = chan_to_field(red, &sfb->fb->var.red); val |= chan_to_field(green, &sfb->fb->var.green); val |= chan_to_field(blue, &sfb->fb->var.blue); pal[regno] = big_swap(val); } break; case FB_VISUAL_PSEUDOCOLOR: /* color depth 8 bit */ sm712_setpalette(regno, red, green, blue, info); break; default: return 1; /* unknown type */ } return 0; } static ssize_t smtcfb_read(struct fb_info *info, char __user *buf, size_t count, loff_t *ppos) { unsigned long p = *ppos; u32 *buffer, *dst; u32 __iomem *src; int c, i, cnt = 0, err = 0; unsigned long total_size; if (!info || !info->screen_base) return -ENODEV; if (info->state != FBINFO_STATE_RUNNING) return -EPERM; total_size = info->screen_size; if (total_size == 0) total_size = info->fix.smem_len; if (p >= total_size) return 0; if (count >= total_size) count = total_size; if (count + p > total_size) count = total_size - p; buffer = kmalloc(PAGE_SIZE, GFP_KERNEL); if (!buffer) return -ENOMEM; src = (u32 __iomem *)(info->screen_base + p); if (info->fbops->fb_sync) info->fbops->fb_sync(info); while (count) { c = (count > PAGE_SIZE) ? PAGE_SIZE : count; dst = buffer; for (i = (c + 3) >> 2; i--;) { u32 val; val = fb_readl(src); *dst = big_swap(val); src++; dst++; } if (copy_to_user(buf, buffer, c)) { err = -EFAULT; break; } *ppos += c; buf += c; cnt += c; count -= c; } kfree(buffer); return (err) ? err : cnt; } static ssize_t smtcfb_write(struct fb_info *info, const char __user *buf, size_t count, loff_t *ppos) { unsigned long p = *ppos; u32 *buffer, *src; u32 __iomem *dst; int c, i, cnt = 0, err = 0; unsigned long total_size; if (!info || !info->screen_base) return -ENODEV; if (info->state != FBINFO_STATE_RUNNING) return -EPERM; total_size = info->screen_size; if (total_size == 0) total_size = info->fix.smem_len; if (p > total_size) return -EFBIG; if (count > total_size) { err = -EFBIG; count = total_size; } if (count + p > total_size) { if (!err) err = -ENOSPC; count = total_size - p; } buffer = kmalloc(PAGE_SIZE, GFP_KERNEL); if (!buffer) return -ENOMEM; dst = (u32 __iomem *)(info->screen_base + p); if (info->fbops->fb_sync) info->fbops->fb_sync(info); while (count) { c = (count > PAGE_SIZE) ? PAGE_SIZE : count; src = buffer; if (copy_from_user(src, buf, c)) { err = -EFAULT; break; } for (i = (c + 3) >> 2; i--;) { fb_writel(big_swap(*src), dst); dst++; src++; } *ppos += c; buf += c; cnt += c; count -= c; } kfree(buffer); return (cnt) ? cnt : err; } static void sm7xx_set_timing(struct smtcfb_info *sfb) { int i = 0, j = 0; u32 m_nscreenstride; dev_dbg(&sfb->pdev->dev, "sfb->width=%d sfb->height=%d sfb->fb->var.bits_per_pixel=%d sfb->hz=%d\n", sfb->width, sfb->height, sfb->fb->var.bits_per_pixel, sfb->hz); for (j = 0; j < ARRAY_SIZE(vgamode); j++) { if (vgamode[j].mmsizex != sfb->width || vgamode[j].mmsizey != sfb->height || vgamode[j].bpp != sfb->fb->var.bits_per_pixel || vgamode[j].hz != sfb->hz) continue; dev_dbg(&sfb->pdev->dev, "vgamode[j].mmsizex=%d vgamode[j].mmSizeY=%d vgamode[j].bpp=%d vgamode[j].hz=%d\n", vgamode[j].mmsizex, vgamode[j].mmsizey, vgamode[j].bpp, vgamode[j].hz); dev_dbg(&sfb->pdev->dev, "vgamode index=%d\n", j); smtc_mmiowb(0x0, 0x3c6); smtc_seqw(0, 0x1); smtc_mmiowb(vgamode[j].init_misc, 0x3c2); /* init SEQ register SR00 - SR04 */ for (i = 0; i < SIZE_SR00_SR04; i++) smtc_seqw(i, vgamode[j].init_sr00_sr04[i]); /* init SEQ register SR10 - SR24 */ for (i = 0; i < SIZE_SR10_SR24; i++) smtc_seqw(i + 0x10, vgamode[j].init_sr10_sr24[i]); /* init SEQ register SR30 - SR75 */ for (i = 0; i < SIZE_SR30_SR75; i++) if ((i + 0x30) != 0x30 && (i + 0x30) != 0x62 && (i + 0x30) != 0x6a && (i + 0x30) != 0x6b && (i + 0x30) != 0x70 && (i + 0x30) != 0x71 && (i + 0x30) != 0x74 && (i + 0x30) != 0x75) smtc_seqw(i + 0x30, vgamode[j].init_sr30_sr75[i]); /* init SEQ register SR80 - SR93 */ for (i = 0; i < SIZE_SR80_SR93; i++) smtc_seqw(i + 0x80, vgamode[j].init_sr80_sr93[i]); /* init SEQ register SRA0 - SRAF */ for (i = 0; i < SIZE_SRA0_SRAF; i++) smtc_seqw(i + 0xa0, vgamode[j].init_sra0_sraf[i]); /* init Graphic register GR00 - GR08 */ for (i = 0; i < SIZE_GR00_GR08; i++) smtc_grphw(i, vgamode[j].init_gr00_gr08[i]); /* init Attribute register AR00 - AR14 */ for (i = 0; i < SIZE_AR00_AR14; i++) smtc_attrw(i, vgamode[j].init_ar00_ar14[i]); /* init CRTC register CR00 - CR18 */ for (i = 0; i < SIZE_CR00_CR18; i++) smtc_crtcw(i, vgamode[j].init_cr00_cr18[i]); /* init CRTC register CR30 - CR4D */ for (i = 0; i < SIZE_CR30_CR4D; i++) { if ((i + 0x30) >= 0x3B && (i + 0x30) <= 0x3F) /* side-effect, don't write to CR3B-CR3F */ continue; smtc_crtcw(i + 0x30, vgamode[j].init_cr30_cr4d[i]); } /* init CRTC register CR90 - CRA7 */ for (i = 0; i < SIZE_CR90_CRA7; i++) smtc_crtcw(i + 0x90, vgamode[j].init_cr90_cra7[i]); } smtc_mmiowb(0x67, 0x3c2); /* set VPR registers */ writel(0x0, sfb->vp_regs + 0x0C); writel(0x0, sfb->vp_regs + 0x40); /* set data width */ m_nscreenstride = (sfb->width * sfb->fb->var.bits_per_pixel) / 64; switch (sfb->fb->var.bits_per_pixel) { case 8: writel(0x0, sfb->vp_regs + 0x0); break; case 16: writel(0x00020000, sfb->vp_regs + 0x0); break; case 24: writel(0x00040000, sfb->vp_regs + 0x0); break; case 32: writel(0x00030000, sfb->vp_regs + 0x0); break; } writel((u32)(((m_nscreenstride + 2) << 16) | m_nscreenstride), sfb->vp_regs + 0x10); } static void smtc_set_timing(struct smtcfb_info *sfb) { switch (sfb->chip_id) { case 0x710: case 0x712: case 0x720: sm7xx_set_timing(sfb); break; } } static void smtcfb_setmode(struct smtcfb_info *sfb) { switch (sfb->fb->var.bits_per_pixel) { case 32: sfb->fb->fix.visual = FB_VISUAL_TRUECOLOR; sfb->fb->fix.line_length = sfb->fb->var.xres * 4; sfb->fb->var.red.length = 8; sfb->fb->var.green.length = 8; sfb->fb->var.blue.length = 8; sfb->fb->var.red.offset = 16; sfb->fb->var.green.offset = 8; sfb->fb->var.blue.offset = 0; break; case 24: sfb->fb->fix.visual = FB_VISUAL_TRUECOLOR; sfb->fb->fix.line_length = sfb->fb->var.xres * 3; sfb->fb->var.red.length = 8; sfb->fb->var.green.length = 8; sfb->fb->var.blue.length = 8; sfb->fb->var.red.offset = 16; sfb->fb->var.green.offset = 8; sfb->fb->var.blue.offset = 0; break; case 8: sfb->fb->fix.visual = FB_VISUAL_PSEUDOCOLOR; sfb->fb->fix.line_length = sfb->fb->var.xres; sfb->fb->var.red.length = 3; sfb->fb->var.green.length = 3; sfb->fb->var.blue.length = 2; sfb->fb->var.red.offset = 5; sfb->fb->var.green.offset = 2; sfb->fb->var.blue.offset = 0; break; case 16: default: sfb->fb->fix.visual = FB_VISUAL_TRUECOLOR; sfb->fb->fix.line_length = sfb->fb->var.xres * 2; sfb->fb->var.red.length = 5; sfb->fb->var.green.length = 6; sfb->fb->var.blue.length = 5; sfb->fb->var.red.offset = 11; sfb->fb->var.green.offset = 5; sfb->fb->var.blue.offset = 0; break; } sfb->width = sfb->fb->var.xres; sfb->height = sfb->fb->var.yres; sfb->hz = 60; smtc_set_timing(sfb); } static int smtc_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { /* sanity checks */ if (var->xres_virtual < var->xres) var->xres_virtual = var->xres; if (var->yres_virtual < var->yres) var->yres_virtual = var->yres; /* set valid default bpp */ if ((var->bits_per_pixel != 8) && (var->bits_per_pixel != 16) && (var->bits_per_pixel != 24) && (var->bits_per_pixel != 32)) var->bits_per_pixel = 16; return 0; } static int smtc_set_par(struct fb_info *info) { smtcfb_setmode(info->par); return 0; } static const struct fb_ops smtcfb_ops = { .owner = THIS_MODULE, .fb_check_var = smtc_check_var, .fb_set_par = smtc_set_par, .fb_setcolreg = smtc_setcolreg, .fb_blank = smtc_blank, .fb_fillrect = cfb_fillrect, .fb_imageblit = cfb_imageblit, .fb_copyarea = cfb_copyarea, .fb_read = smtcfb_read, .fb_write = smtcfb_write, }; /* * Unmap in the memory mapped IO registers */ static void smtc_unmap_mmio(struct smtcfb_info *sfb) { if (sfb && smtc_regbaseaddress) smtc_regbaseaddress = NULL; } /* * Map in the screen memory */ static int smtc_map_smem(struct smtcfb_info *sfb, struct pci_dev *pdev, u_long smem_len) { sfb->fb->fix.smem_start = pci_resource_start(pdev, 0); if (sfb->chip_id == 0x720) /* on SM720, the framebuffer starts at the 1 MB offset */ sfb->fb->fix.smem_start += 0x00200000; /* XXX: is it safe for SM720 on Big-Endian? */ if (sfb->fb->var.bits_per_pixel == 32) sfb->fb->fix.smem_start += big_addr; sfb->fb->fix.smem_len = smem_len; sfb->fb->screen_base = sfb->lfb; if (!sfb->fb->screen_base) { dev_err(&pdev->dev, "%s: unable to map screen memory\n", sfb->fb->fix.id); return -ENOMEM; } return 0; } /* * Unmap in the screen memory * */ static void smtc_unmap_smem(struct smtcfb_info *sfb) { if (sfb && sfb->fb->screen_base) { if (sfb->chip_id == 0x720) sfb->fb->screen_base -= 0x00200000; iounmap(sfb->fb->screen_base); sfb->fb->screen_base = NULL; } } /* * We need to wake up the device and make sure its in linear memory mode. */ static inline void sm7xx_init_hw(void) { outb_p(0x18, 0x3c4); outb_p(0x11, 0x3c5); } static u_long sm7xx_vram_probe(struct smtcfb_info *sfb) { u8 vram; switch (sfb->chip_id) { case 0x710: case 0x712: /* * Assume SM712 graphics chip has 4MB VRAM. * * FIXME: SM712 can have 2MB VRAM, which is used on earlier * laptops, such as IBM Thinkpad 240X. This driver would * probably crash on those machines. If anyone gets one of * those and is willing to help, run "git blame" and send me * an E-mail. */ return 0x00400000; case 0x720: outb_p(0x76, 0x3c4); vram = inb_p(0x3c5) >> 6; if (vram == 0x00) return 0x00800000; /* 8 MB */ else if (vram == 0x01) return 0x01000000; /* 16 MB */ else if (vram == 0x02) return 0x00400000; /* illegal, fallback to 4 MB */ else if (vram == 0x03) return 0x00400000; /* 4 MB */ } return 0; /* unknown hardware */ } static void sm7xx_resolution_probe(struct smtcfb_info *sfb) { /* get mode parameter from smtc_scr_info */ if (smtc_scr_info.lfb_width != 0) { sfb->fb->var.xres = smtc_scr_info.lfb_width; sfb->fb->var.yres = smtc_scr_info.lfb_height; sfb->fb->var.bits_per_pixel = smtc_scr_info.lfb_depth; goto final; } /* * No parameter, default resolution is 1024x768-16. * * FIXME: earlier laptops, such as IBM Thinkpad 240X, has a 800x600 * panel, also see the comments about Thinkpad 240X above. */ sfb->fb->var.xres = SCREEN_X_RES; sfb->fb->var.yres = SCREEN_Y_RES_PC; sfb->fb->var.bits_per_pixel = SCREEN_BPP; #ifdef CONFIG_MIPS /* * Loongson MIPS netbooks use 1024x600 LCD panels, which is the original * target platform of this driver, but nearly all old x86 laptops have * 1024x768. Lighting 768 panels using 600's timings would partially * garble the display, so we don't want that. But it's not possible to * distinguish them reliably. * * So we change the default to 768, but keep 600 as-is on MIPS. */ sfb->fb->var.yres = SCREEN_Y_RES_NETBOOK; #endif final: big_pixel_depth(sfb->fb->var.bits_per_pixel, smtc_scr_info.lfb_depth); } static int smtcfb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct smtcfb_info *sfb; struct fb_info *info; u_long smem_size; int err; unsigned long mmio_base; dev_info(&pdev->dev, "Silicon Motion display driver.\n"); err = aperture_remove_conflicting_pci_devices(pdev, "smtcfb"); if (err) return err; err = pci_enable_device(pdev); /* enable SMTC chip */ if (err) return err; err = pci_request_region(pdev, 0, "sm7xxfb"); if (err < 0) { dev_err(&pdev->dev, "cannot reserve framebuffer region\n"); goto failed_regions; } sprintf(smtcfb_fix.id, "sm%Xfb", ent->device); info = framebuffer_alloc(sizeof(*sfb), &pdev->dev); if (!info) { err = -ENOMEM; goto failed_free; } sfb = info->par; sfb->fb = info; sfb->chip_id = ent->device; sfb->pdev = pdev; info->flags = FBINFO_FLAG_DEFAULT; info->fbops = &smtcfb_ops; info->fix = smtcfb_fix; info->var = smtcfb_var; info->pseudo_palette = sfb->colreg; info->par = sfb; pci_set_drvdata(pdev, sfb); sm7xx_init_hw(); /* Map address and memory detection */ mmio_base = pci_resource_start(pdev, 0); pci_read_config_byte(pdev, PCI_REVISION_ID, &sfb->chip_rev_id); smem_size = sm7xx_vram_probe(sfb); dev_info(&pdev->dev, "%lu MiB of VRAM detected.\n", smem_size / 1048576); switch (sfb->chip_id) { case 0x710: case 0x712: sfb->fb->fix.mmio_start = mmio_base + 0x00400000; sfb->fb->fix.mmio_len = 0x00400000; sfb->lfb = ioremap(mmio_base, mmio_addr); if (!sfb->lfb) { dev_err(&pdev->dev, "%s: unable to map memory mapped IO!\n", sfb->fb->fix.id); err = -ENOMEM; goto failed_fb; } sfb->mmio = (smtc_regbaseaddress = sfb->lfb + 0x00700000); sfb->dp_regs = sfb->lfb + 0x00408000; sfb->vp_regs = sfb->lfb + 0x0040c000; if (sfb->fb->var.bits_per_pixel == 32) { sfb->lfb += big_addr; dev_info(&pdev->dev, "sfb->lfb=%p\n", sfb->lfb); } /* set MCLK = 14.31818 * (0x16 / 0x2) */ smtc_seqw(0x6a, 0x16); smtc_seqw(0x6b, 0x02); smtc_seqw(0x62, 0x3e); /* enable PCI burst */ smtc_seqw(0x17, 0x20); /* enable word swap */ if (sfb->fb->var.bits_per_pixel == 32) seqw17(); break; case 0x720: sfb->fb->fix.mmio_start = mmio_base; sfb->fb->fix.mmio_len = 0x00200000; sfb->dp_regs = ioremap(mmio_base, 0x00200000 + smem_size); if (!sfb->dp_regs) { dev_err(&pdev->dev, "%s: unable to map memory mapped IO!\n", sfb->fb->fix.id); err = -ENOMEM; goto failed_fb; } sfb->lfb = sfb->dp_regs + 0x00200000; sfb->mmio = (smtc_regbaseaddress = sfb->dp_regs + 0x000c0000); sfb->vp_regs = sfb->dp_regs + 0x800; smtc_seqw(0x62, 0xff); smtc_seqw(0x6a, 0x0d); smtc_seqw(0x6b, 0x02); break; default: dev_err(&pdev->dev, "No valid Silicon Motion display chip was detected!\n"); err = -ENODEV; goto failed_fb; } /* probe and decide resolution */ sm7xx_resolution_probe(sfb); /* can support 32 bpp */ if (sfb->fb->var.bits_per_pixel == 15) sfb->fb->var.bits_per_pixel = 16; sfb->fb->var.xres_virtual = sfb->fb->var.xres; sfb->fb->var.yres_virtual = sfb->fb->var.yres; err = smtc_map_smem(sfb, pdev, smem_size); if (err) goto failed; /* * The screen would be temporarily garbled when sm712fb takes over * vesafb or VGA text mode. Zero the framebuffer. */ memset_io(sfb->lfb, 0, sfb->fb->fix.smem_len); err = register_framebuffer(info); if (err < 0) goto failed; dev_info(&pdev->dev, "Silicon Motion SM%X Rev%X primary display mode %dx%d-%d Init Complete.\n", sfb->chip_id, sfb->chip_rev_id, sfb->fb->var.xres, sfb->fb->var.yres, sfb->fb->var.bits_per_pixel); return 0; failed: dev_err(&pdev->dev, "Silicon Motion, Inc. primary display init fail.\n"); smtc_unmap_smem(sfb); smtc_unmap_mmio(sfb); failed_fb: framebuffer_release(info); failed_free: pci_release_region(pdev, 0); failed_regions: pci_disable_device(pdev); return err; } /* * 0x710 (LynxEM) * 0x712 (LynxEM+) * 0x720 (Lynx3DM, Lynx3DM+) */ static const struct pci_device_id smtcfb_pci_table[] = { { PCI_DEVICE(0x126f, 0x710), }, { PCI_DEVICE(0x126f, 0x712), }, { PCI_DEVICE(0x126f, 0x720), }, {0,} }; MODULE_DEVICE_TABLE(pci, smtcfb_pci_table); static void smtcfb_pci_remove(struct pci_dev *pdev) { struct smtcfb_info *sfb; sfb = pci_get_drvdata(pdev); smtc_unmap_smem(sfb); smtc_unmap_mmio(sfb); unregister_framebuffer(sfb->fb); framebuffer_release(sfb->fb); pci_release_region(pdev, 0); pci_disable_device(pdev); } static int __maybe_unused smtcfb_pci_suspend(struct device *device) { struct smtcfb_info *sfb = dev_get_drvdata(device); /* set the hw in sleep mode use external clock and self memory refresh * so that we can turn off internal PLLs later on */ smtc_seqw(0x20, (smtc_seqr(0x20) | 0xc0)); smtc_seqw(0x69, (smtc_seqr(0x69) & 0xf7)); console_lock(); fb_set_suspend(sfb->fb, 1); console_unlock(); /* additionally turn off all function blocks including internal PLLs */ smtc_seqw(0x21, 0xff); return 0; } static int __maybe_unused smtcfb_pci_resume(struct device *device) { struct smtcfb_info *sfb = dev_get_drvdata(device); /* reinit hardware */ sm7xx_init_hw(); switch (sfb->chip_id) { case 0x710: case 0x712: /* set MCLK = 14.31818 * (0x16 / 0x2) */ smtc_seqw(0x6a, 0x16); smtc_seqw(0x6b, 0x02); smtc_seqw(0x62, 0x3e); /* enable PCI burst */ smtc_seqw(0x17, 0x20); if (sfb->fb->var.bits_per_pixel == 32) seqw17(); break; case 0x720: smtc_seqw(0x62, 0xff); smtc_seqw(0x6a, 0x0d); smtc_seqw(0x6b, 0x02); break; } smtc_seqw(0x34, (smtc_seqr(0x34) | 0xc0)); smtc_seqw(0x33, ((smtc_seqr(0x33) | 0x08) & 0xfb)); smtcfb_setmode(sfb); console_lock(); fb_set_suspend(sfb->fb, 0); console_unlock(); return 0; } static SIMPLE_DEV_PM_OPS(sm7xx_pm_ops, smtcfb_pci_suspend, smtcfb_pci_resume); static struct pci_driver smtcfb_driver = { .name = "smtcfb", .id_table = smtcfb_pci_table, .probe = smtcfb_pci_probe, .remove = smtcfb_pci_remove, .driver.pm = &sm7xx_pm_ops, }; static int __init sm712fb_init(void) { char *option = NULL; if (fb_get_options("sm712fb", &option)) return -ENODEV; if (option && *option) mode_option = option; sm7xx_vga_setup(mode_option); return pci_register_driver(&smtcfb_driver); } module_init(sm712fb_init); static void __exit sm712fb_exit(void) { pci_unregister_driver(&smtcfb_driver); } module_exit(sm712fb_exit); MODULE_AUTHOR("Siliconmotion "); MODULE_DESCRIPTION("Framebuffer driver for SMI Graphic Cards"); MODULE_LICENSE("GPL");