mirror of https://gitee.com/openkylin/linux.git
1513 lines
37 KiB
C
1513 lines
37 KiB
C
/*
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* linux/drivers/video/nvidia/nvidia.c - nVidia fb driver
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*
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* Copyright 2004 Antonino Daplas <adaplas@pol.net>
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of this archive
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* for more details.
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*
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/errno.h>
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#include <linux/string.h>
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#include <linux/mm.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include <linux/fb.h>
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#include <linux/init.h>
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#include <linux/pci.h>
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#include <linux/console.h>
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#include <linux/backlight.h>
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#ifdef CONFIG_MTRR
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#include <asm/mtrr.h>
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#endif
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#ifdef CONFIG_PPC_OF
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#include <asm/prom.h>
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#include <asm/pci-bridge.h>
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#endif
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#ifdef CONFIG_BOOTX_TEXT
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#include <asm/btext.h>
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#endif
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#include "nv_local.h"
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#include "nv_type.h"
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#include "nv_proto.h"
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#include "nv_dma.h"
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#undef CONFIG_FB_NVIDIA_DEBUG
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#ifdef CONFIG_FB_NVIDIA_DEBUG
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#define NVTRACE printk
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#else
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#define NVTRACE if (0) printk
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#endif
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#define NVTRACE_ENTER(...) NVTRACE("%s START\n", __FUNCTION__)
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#define NVTRACE_LEAVE(...) NVTRACE("%s END\n", __FUNCTION__)
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#ifdef CONFIG_FB_NVIDIA_DEBUG
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#define assert(expr) \
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if (!(expr)) { \
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printk( "Assertion failed! %s,%s,%s,line=%d\n",\
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#expr,__FILE__,__FUNCTION__,__LINE__); \
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BUG(); \
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}
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#else
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#define assert(expr)
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#endif
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#define PFX "nvidiafb: "
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/* HW cursor parameters */
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#define MAX_CURS 32
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static struct pci_device_id nvidiafb_pci_tbl[] = {
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{PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
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PCI_BASE_CLASS_DISPLAY << 16, 0xff0000, 0},
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{ 0, }
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};
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MODULE_DEVICE_TABLE(pci, nvidiafb_pci_tbl);
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/* command line data, set in nvidiafb_setup() */
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static int flatpanel __devinitdata = -1; /* Autodetect later */
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static int fpdither __devinitdata = -1;
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static int forceCRTC __devinitdata = -1;
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static int hwcur __devinitdata = 0;
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static int noaccel __devinitdata = 0;
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static int noscale __devinitdata = 0;
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static int paneltweak __devinitdata = 0;
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static int vram __devinitdata = 0;
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static int bpp __devinitdata = 8;
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#ifdef CONFIG_MTRR
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static int nomtrr __devinitdata = 0;
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#endif
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static char *mode_option __devinitdata = NULL;
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static struct fb_fix_screeninfo __devinitdata nvidiafb_fix = {
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.type = FB_TYPE_PACKED_PIXELS,
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.xpanstep = 8,
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.ypanstep = 1,
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};
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static struct fb_var_screeninfo __devinitdata nvidiafb_default_var = {
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.xres = 640,
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.yres = 480,
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.xres_virtual = 640,
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.yres_virtual = 480,
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.bits_per_pixel = 8,
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.red = {0, 8, 0},
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.green = {0, 8, 0},
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.blue = {0, 8, 0},
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.transp = {0, 0, 0},
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.activate = FB_ACTIVATE_NOW,
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.height = -1,
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.width = -1,
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.pixclock = 39721,
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.left_margin = 40,
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.right_margin = 24,
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.upper_margin = 32,
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.lower_margin = 11,
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.hsync_len = 96,
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.vsync_len = 2,
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.vmode = FB_VMODE_NONINTERLACED
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};
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static void nvidiafb_load_cursor_image(struct nvidia_par *par, u8 * data8,
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u16 bg, u16 fg, u32 w, u32 h)
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{
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u32 *data = (u32 *) data8;
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int i, j, k = 0;
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u32 b, tmp;
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w = (w + 1) & ~1;
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for (i = 0; i < h; i++) {
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b = *data++;
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reverse_order(&b);
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for (j = 0; j < w / 2; j++) {
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tmp = 0;
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#if defined (__BIG_ENDIAN)
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tmp = (b & (1 << 31)) ? fg << 16 : bg << 16;
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b <<= 1;
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tmp |= (b & (1 << 31)) ? fg : bg;
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b <<= 1;
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#else
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tmp = (b & 1) ? fg : bg;
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b >>= 1;
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tmp |= (b & 1) ? fg << 16 : bg << 16;
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b >>= 1;
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#endif
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NV_WR32(&par->CURSOR[k++], 0, tmp);
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}
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k += (MAX_CURS - w) / 2;
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}
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}
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static void nvidia_write_clut(struct nvidia_par *par,
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u8 regnum, u8 red, u8 green, u8 blue)
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{
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NVWriteDacMask(par, 0xff);
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NVWriteDacWriteAddr(par, regnum);
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NVWriteDacData(par, red);
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NVWriteDacData(par, green);
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NVWriteDacData(par, blue);
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}
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static void nvidia_read_clut(struct nvidia_par *par,
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u8 regnum, u8 * red, u8 * green, u8 * blue)
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{
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NVWriteDacMask(par, 0xff);
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NVWriteDacReadAddr(par, regnum);
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*red = NVReadDacData(par);
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*green = NVReadDacData(par);
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*blue = NVReadDacData(par);
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}
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static int nvidia_panel_tweak(struct nvidia_par *par,
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struct _riva_hw_state *state)
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{
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int tweak = 0;
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if (par->paneltweak) {
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tweak = par->paneltweak;
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} else {
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/* begin flat panel hacks */
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/* This is unfortunate, but some chips need this register
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tweaked or else you get artifacts where adjacent pixels are
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swapped. There are no hard rules for what to set here so all
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we can do is experiment and apply hacks. */
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if(((par->Chipset & 0xffff) == 0x0328) && (state->bpp == 32)) {
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/* At least one NV34 laptop needs this workaround. */
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tweak = -1;
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}
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if((par->Chipset & 0xfff0) == 0x0310) {
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tweak = 1;
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}
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/* end flat panel hacks */
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}
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return tweak;
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}
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static void nvidia_vga_protect(struct nvidia_par *par, int on)
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{
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unsigned char tmp;
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if (on) {
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/*
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* Turn off screen and disable sequencer.
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*/
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tmp = NVReadSeq(par, 0x01);
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NVWriteSeq(par, 0x00, 0x01); /* Synchronous Reset */
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NVWriteSeq(par, 0x01, tmp | 0x20); /* disable the display */
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} else {
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/*
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* Reenable sequencer, then turn on screen.
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*/
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tmp = NVReadSeq(par, 0x01);
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NVWriteSeq(par, 0x01, tmp & ~0x20); /* reenable display */
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NVWriteSeq(par, 0x00, 0x03); /* End Reset */
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}
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}
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static void nvidia_save_vga(struct nvidia_par *par,
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struct _riva_hw_state *state)
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{
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int i;
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NVTRACE_ENTER();
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NVLockUnlock(par, 0);
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NVUnloadStateExt(par, state);
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state->misc_output = NVReadMiscOut(par);
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for (i = 0; i < NUM_CRT_REGS; i++)
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state->crtc[i] = NVReadCrtc(par, i);
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for (i = 0; i < NUM_ATC_REGS; i++)
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state->attr[i] = NVReadAttr(par, i);
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for (i = 0; i < NUM_GRC_REGS; i++)
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state->gra[i] = NVReadGr(par, i);
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for (i = 0; i < NUM_SEQ_REGS; i++)
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state->seq[i] = NVReadSeq(par, i);
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NVTRACE_LEAVE();
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}
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#undef DUMP_REG
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static void nvidia_write_regs(struct nvidia_par *par,
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struct _riva_hw_state *state)
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{
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int i;
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NVTRACE_ENTER();
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NVLoadStateExt(par, state);
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NVWriteMiscOut(par, state->misc_output);
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for (i = 1; i < NUM_SEQ_REGS; i++) {
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#ifdef DUMP_REG
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printk(" SEQ[%02x] = %08x\n", i, state->seq[i]);
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#endif
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NVWriteSeq(par, i, state->seq[i]);
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}
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/* Ensure CRTC registers 0-7 are unlocked by clearing bit 7 of CRTC[17] */
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NVWriteCrtc(par, 0x11, state->crtc[0x11] & ~0x80);
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for (i = 0; i < NUM_CRT_REGS; i++) {
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switch (i) {
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case 0x19:
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case 0x20 ... 0x40:
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break;
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default:
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#ifdef DUMP_REG
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printk("CRTC[%02x] = %08x\n", i, state->crtc[i]);
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#endif
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NVWriteCrtc(par, i, state->crtc[i]);
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}
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}
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for (i = 0; i < NUM_GRC_REGS; i++) {
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#ifdef DUMP_REG
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printk(" GRA[%02x] = %08x\n", i, state->gra[i]);
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#endif
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NVWriteGr(par, i, state->gra[i]);
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}
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for (i = 0; i < NUM_ATC_REGS; i++) {
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#ifdef DUMP_REG
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printk("ATTR[%02x] = %08x\n", i, state->attr[i]);
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#endif
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NVWriteAttr(par, i, state->attr[i]);
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}
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NVTRACE_LEAVE();
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}
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static int nvidia_calc_regs(struct fb_info *info)
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{
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struct nvidia_par *par = info->par;
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struct _riva_hw_state *state = &par->ModeReg;
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int i, depth = fb_get_color_depth(&info->var, &info->fix);
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int h_display = info->var.xres / 8 - 1;
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int h_start = (info->var.xres + info->var.right_margin) / 8 - 1;
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int h_end = (info->var.xres + info->var.right_margin +
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info->var.hsync_len) / 8 - 1;
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int h_total = (info->var.xres + info->var.right_margin +
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info->var.hsync_len + info->var.left_margin) / 8 - 5;
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int h_blank_s = h_display;
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int h_blank_e = h_total + 4;
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int v_display = info->var.yres - 1;
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int v_start = info->var.yres + info->var.lower_margin - 1;
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int v_end = (info->var.yres + info->var.lower_margin +
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info->var.vsync_len) - 1;
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int v_total = (info->var.yres + info->var.lower_margin +
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info->var.vsync_len + info->var.upper_margin) - 2;
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int v_blank_s = v_display;
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int v_blank_e = v_total + 1;
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/*
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* Set all CRTC values.
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*/
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if (info->var.vmode & FB_VMODE_INTERLACED)
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v_total |= 1;
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if (par->FlatPanel == 1) {
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v_start = v_total - 3;
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v_end = v_total - 2;
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v_blank_s = v_start;
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h_start = h_total - 5;
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h_end = h_total - 2;
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h_blank_e = h_total + 4;
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}
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state->crtc[0x0] = Set8Bits(h_total);
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state->crtc[0x1] = Set8Bits(h_display);
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state->crtc[0x2] = Set8Bits(h_blank_s);
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state->crtc[0x3] = SetBitField(h_blank_e, 4: 0, 4:0)
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| SetBit(7);
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state->crtc[0x4] = Set8Bits(h_start);
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state->crtc[0x5] = SetBitField(h_blank_e, 5: 5, 7:7)
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| SetBitField(h_end, 4: 0, 4:0);
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state->crtc[0x6] = SetBitField(v_total, 7: 0, 7:0);
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state->crtc[0x7] = SetBitField(v_total, 8: 8, 0:0)
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| SetBitField(v_display, 8: 8, 1:1)
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| SetBitField(v_start, 8: 8, 2:2)
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| SetBitField(v_blank_s, 8: 8, 3:3)
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| SetBit(4)
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| SetBitField(v_total, 9: 9, 5:5)
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| SetBitField(v_display, 9: 9, 6:6)
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| SetBitField(v_start, 9: 9, 7:7);
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state->crtc[0x9] = SetBitField(v_blank_s, 9: 9, 5:5)
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| SetBit(6)
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| ((info->var.vmode & FB_VMODE_DOUBLE) ? 0x80 : 0x00);
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state->crtc[0x10] = Set8Bits(v_start);
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state->crtc[0x11] = SetBitField(v_end, 3: 0, 3:0) | SetBit(5);
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state->crtc[0x12] = Set8Bits(v_display);
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state->crtc[0x13] = ((info->var.xres_virtual / 8) *
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(info->var.bits_per_pixel / 8));
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state->crtc[0x15] = Set8Bits(v_blank_s);
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state->crtc[0x16] = Set8Bits(v_blank_e);
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state->attr[0x10] = 0x01;
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if (par->Television)
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state->attr[0x11] = 0x00;
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state->screen = SetBitField(h_blank_e, 6: 6, 4:4)
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| SetBitField(v_blank_s, 10: 10, 3:3)
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| SetBitField(v_start, 10: 10, 2:2)
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| SetBitField(v_display, 10: 10, 1:1)
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| SetBitField(v_total, 10: 10, 0:0);
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state->horiz = SetBitField(h_total, 8: 8, 0:0)
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| SetBitField(h_display, 8: 8, 1:1)
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| SetBitField(h_blank_s, 8: 8, 2:2)
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| SetBitField(h_start, 8: 8, 3:3);
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state->extra = SetBitField(v_total, 11: 11, 0:0)
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| SetBitField(v_display, 11: 11, 2:2)
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| SetBitField(v_start, 11: 11, 4:4)
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| SetBitField(v_blank_s, 11: 11, 6:6);
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if (info->var.vmode & FB_VMODE_INTERLACED) {
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h_total = (h_total >> 1) & ~1;
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state->interlace = Set8Bits(h_total);
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state->horiz |= SetBitField(h_total, 8: 8, 4:4);
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} else {
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state->interlace = 0xff; /* interlace off */
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}
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/*
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* Calculate the extended registers.
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*/
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if (depth < 24)
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i = depth;
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else
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i = 32;
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if (par->Architecture >= NV_ARCH_10)
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par->CURSOR = (volatile u32 __iomem *)(info->screen_base +
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par->CursorStart);
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if (info->var.sync & FB_SYNC_HOR_HIGH_ACT)
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state->misc_output &= ~0x40;
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else
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state->misc_output |= 0x40;
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if (info->var.sync & FB_SYNC_VERT_HIGH_ACT)
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state->misc_output &= ~0x80;
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else
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state->misc_output |= 0x80;
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NVCalcStateExt(par, state, i, info->var.xres_virtual,
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info->var.xres, info->var.yres_virtual,
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1000000000 / info->var.pixclock, info->var.vmode);
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state->scale = NV_RD32(par->PRAMDAC, 0x00000848) & 0xfff000ff;
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if (par->FlatPanel == 1) {
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state->pixel |= (1 << 7);
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if (!par->fpScaler || (par->fpWidth <= info->var.xres)
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|| (par->fpHeight <= info->var.yres)) {
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state->scale |= (1 << 8);
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}
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if (!par->crtcSync_read) {
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state->crtcSync = NV_RD32(par->PRAMDAC, 0x0828);
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par->crtcSync_read = 1;
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}
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par->PanelTweak = nvidia_panel_tweak(par, state);
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}
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state->vpll = state->pll;
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state->vpll2 = state->pll;
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state->vpllB = state->pllB;
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state->vpll2B = state->pllB;
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VGA_WR08(par->PCIO, 0x03D4, 0x1C);
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state->fifo = VGA_RD08(par->PCIO, 0x03D5) & ~(1<<5);
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if (par->CRTCnumber) {
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state->head = NV_RD32(par->PCRTC0, 0x00000860) & ~0x00001000;
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state->head2 = NV_RD32(par->PCRTC0, 0x00002860) | 0x00001000;
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state->crtcOwner = 3;
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state->pllsel |= 0x20000800;
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state->vpll = NV_RD32(par->PRAMDAC0, 0x00000508);
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if (par->twoStagePLL)
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state->vpllB = NV_RD32(par->PRAMDAC0, 0x00000578);
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} else if (par->twoHeads) {
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state->head = NV_RD32(par->PCRTC0, 0x00000860) | 0x00001000;
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state->head2 = NV_RD32(par->PCRTC0, 0x00002860) & ~0x00001000;
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state->crtcOwner = 0;
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state->vpll2 = NV_RD32(par->PRAMDAC0, 0x0520);
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if (par->twoStagePLL)
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state->vpll2B = NV_RD32(par->PRAMDAC0, 0x057C);
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}
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state->cursorConfig = 0x00000100;
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if (info->var.vmode & FB_VMODE_DOUBLE)
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state->cursorConfig |= (1 << 4);
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if (par->alphaCursor) {
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if ((par->Chipset & 0x0ff0) != 0x0110)
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state->cursorConfig |= 0x04011000;
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else
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state->cursorConfig |= 0x14011000;
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state->general |= (1 << 29);
|
|
} else
|
|
state->cursorConfig |= 0x02000000;
|
|
|
|
if (par->twoHeads) {
|
|
if ((par->Chipset & 0x0ff0) == 0x0110) {
|
|
state->dither = NV_RD32(par->PRAMDAC, 0x0528) &
|
|
~0x00010000;
|
|
if (par->FPDither)
|
|
state->dither |= 0x00010000;
|
|
} else {
|
|
state->dither = NV_RD32(par->PRAMDAC, 0x083C) & ~1;
|
|
if (par->FPDither)
|
|
state->dither |= 1;
|
|
}
|
|
}
|
|
|
|
state->timingH = 0;
|
|
state->timingV = 0;
|
|
state->displayV = info->var.xres;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void nvidia_init_vga(struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
struct _riva_hw_state *state = &par->ModeReg;
|
|
int i;
|
|
|
|
for (i = 0; i < 0x10; i++)
|
|
state->attr[i] = i;
|
|
state->attr[0x10] = 0x41;
|
|
state->attr[0x11] = 0xff;
|
|
state->attr[0x12] = 0x0f;
|
|
state->attr[0x13] = 0x00;
|
|
state->attr[0x14] = 0x00;
|
|
|
|
memset(state->crtc, 0x00, NUM_CRT_REGS);
|
|
state->crtc[0x0a] = 0x20;
|
|
state->crtc[0x17] = 0xe3;
|
|
state->crtc[0x18] = 0xff;
|
|
state->crtc[0x28] = 0x40;
|
|
|
|
memset(state->gra, 0x00, NUM_GRC_REGS);
|
|
state->gra[0x05] = 0x40;
|
|
state->gra[0x06] = 0x05;
|
|
state->gra[0x07] = 0x0f;
|
|
state->gra[0x08] = 0xff;
|
|
|
|
state->seq[0x00] = 0x03;
|
|
state->seq[0x01] = 0x01;
|
|
state->seq[0x02] = 0x0f;
|
|
state->seq[0x03] = 0x00;
|
|
state->seq[0x04] = 0x0e;
|
|
|
|
state->misc_output = 0xeb;
|
|
}
|
|
|
|
static int nvidiafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
u8 data[MAX_CURS * MAX_CURS / 8];
|
|
int i, set = cursor->set;
|
|
u16 fg, bg;
|
|
|
|
if (cursor->image.width > MAX_CURS || cursor->image.height > MAX_CURS)
|
|
return -ENXIO;
|
|
|
|
NVShowHideCursor(par, 0);
|
|
|
|
if (par->cursor_reset) {
|
|
set = FB_CUR_SETALL;
|
|
par->cursor_reset = 0;
|
|
}
|
|
|
|
if (set & FB_CUR_SETSIZE)
|
|
memset_io(par->CURSOR, 0, MAX_CURS * MAX_CURS * 2);
|
|
|
|
if (set & FB_CUR_SETPOS) {
|
|
u32 xx, yy, temp;
|
|
|
|
yy = cursor->image.dy - info->var.yoffset;
|
|
xx = cursor->image.dx - info->var.xoffset;
|
|
temp = xx & 0xFFFF;
|
|
temp |= yy << 16;
|
|
|
|
NV_WR32(par->PRAMDAC, 0x0000300, temp);
|
|
}
|
|
|
|
if (set & (FB_CUR_SETSHAPE | FB_CUR_SETCMAP | FB_CUR_SETIMAGE)) {
|
|
u32 bg_idx = cursor->image.bg_color;
|
|
u32 fg_idx = cursor->image.fg_color;
|
|
u32 s_pitch = (cursor->image.width + 7) >> 3;
|
|
u32 d_pitch = MAX_CURS / 8;
|
|
u8 *dat = (u8 *) cursor->image.data;
|
|
u8 *msk = (u8 *) cursor->mask;
|
|
u8 *src;
|
|
|
|
src = kmalloc(s_pitch * cursor->image.height, GFP_ATOMIC);
|
|
|
|
if (src) {
|
|
switch (cursor->rop) {
|
|
case ROP_XOR:
|
|
for (i = 0; i < s_pitch * cursor->image.height; i++)
|
|
src[i] = dat[i] ^ msk[i];
|
|
break;
|
|
case ROP_COPY:
|
|
default:
|
|
for (i = 0; i < s_pitch * cursor->image.height; i++)
|
|
src[i] = dat[i] & msk[i];
|
|
break;
|
|
}
|
|
|
|
fb_pad_aligned_buffer(data, d_pitch, src, s_pitch,
|
|
cursor->image.height);
|
|
|
|
bg = ((info->cmap.red[bg_idx] & 0xf8) << 7) |
|
|
((info->cmap.green[bg_idx] & 0xf8) << 2) |
|
|
((info->cmap.blue[bg_idx] & 0xf8) >> 3) | 1 << 15;
|
|
|
|
fg = ((info->cmap.red[fg_idx] & 0xf8) << 7) |
|
|
((info->cmap.green[fg_idx] & 0xf8) << 2) |
|
|
((info->cmap.blue[fg_idx] & 0xf8) >> 3) | 1 << 15;
|
|
|
|
NVLockUnlock(par, 0);
|
|
|
|
nvidiafb_load_cursor_image(par, data, bg, fg,
|
|
cursor->image.width,
|
|
cursor->image.height);
|
|
kfree(src);
|
|
}
|
|
}
|
|
|
|
if (cursor->enable)
|
|
NVShowHideCursor(par, 1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int nvidiafb_set_par(struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
|
|
NVTRACE_ENTER();
|
|
|
|
NVLockUnlock(par, 1);
|
|
if (!par->FlatPanel || !par->twoHeads)
|
|
par->FPDither = 0;
|
|
|
|
if (par->FPDither < 0) {
|
|
if ((par->Chipset & 0x0ff0) == 0x0110)
|
|
par->FPDither = !!(NV_RD32(par->PRAMDAC, 0x0528)
|
|
& 0x00010000);
|
|
else
|
|
par->FPDither = !!(NV_RD32(par->PRAMDAC, 0x083C) & 1);
|
|
printk(KERN_INFO PFX "Flat panel dithering %s\n",
|
|
par->FPDither ? "enabled" : "disabled");
|
|
}
|
|
|
|
info->fix.visual = (info->var.bits_per_pixel == 8) ?
|
|
FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_DIRECTCOLOR;
|
|
|
|
nvidia_init_vga(info);
|
|
nvidia_calc_regs(info);
|
|
|
|
NVLockUnlock(par, 0);
|
|
if (par->twoHeads) {
|
|
VGA_WR08(par->PCIO, 0x03D4, 0x44);
|
|
VGA_WR08(par->PCIO, 0x03D5, par->ModeReg.crtcOwner);
|
|
NVLockUnlock(par, 0);
|
|
}
|
|
|
|
nvidia_vga_protect(par, 1);
|
|
|
|
nvidia_write_regs(par, &par->ModeReg);
|
|
NVSetStartAddress(par, 0);
|
|
|
|
#if defined (__BIG_ENDIAN)
|
|
/* turn on LFB swapping */
|
|
{
|
|
unsigned char tmp;
|
|
|
|
VGA_WR08(par->PCIO, 0x3d4, 0x46);
|
|
tmp = VGA_RD08(par->PCIO, 0x3d5);
|
|
tmp |= (1 << 7);
|
|
VGA_WR08(par->PCIO, 0x3d5, tmp);
|
|
}
|
|
#endif
|
|
|
|
info->fix.line_length = (info->var.xres_virtual *
|
|
info->var.bits_per_pixel) >> 3;
|
|
if (info->var.accel_flags) {
|
|
info->fbops->fb_imageblit = nvidiafb_imageblit;
|
|
info->fbops->fb_fillrect = nvidiafb_fillrect;
|
|
info->fbops->fb_copyarea = nvidiafb_copyarea;
|
|
info->fbops->fb_sync = nvidiafb_sync;
|
|
info->pixmap.scan_align = 4;
|
|
info->flags &= ~FBINFO_HWACCEL_DISABLED;
|
|
NVResetGraphics(info);
|
|
} else {
|
|
info->fbops->fb_imageblit = cfb_imageblit;
|
|
info->fbops->fb_fillrect = cfb_fillrect;
|
|
info->fbops->fb_copyarea = cfb_copyarea;
|
|
info->fbops->fb_sync = NULL;
|
|
info->pixmap.scan_align = 1;
|
|
info->flags |= FBINFO_HWACCEL_DISABLED;
|
|
}
|
|
|
|
par->cursor_reset = 1;
|
|
|
|
nvidia_vga_protect(par, 0);
|
|
|
|
#ifdef CONFIG_BOOTX_TEXT
|
|
/* Update debug text engine */
|
|
btext_update_display(info->fix.smem_start,
|
|
info->var.xres, info->var.yres,
|
|
info->var.bits_per_pixel, info->fix.line_length);
|
|
#endif
|
|
|
|
NVTRACE_LEAVE();
|
|
return 0;
|
|
}
|
|
|
|
static int nvidiafb_setcolreg(unsigned regno, unsigned red, unsigned green,
|
|
unsigned blue, unsigned transp,
|
|
struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
int i;
|
|
|
|
NVTRACE_ENTER();
|
|
if (regno >= (1 << info->var.green.length))
|
|
return -EINVAL;
|
|
|
|
if (info->var.grayscale) {
|
|
/* gray = 0.30*R + 0.59*G + 0.11*B */
|
|
red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8;
|
|
}
|
|
|
|
if (regno < 16 && info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
|
|
((u32 *) info->pseudo_palette)[regno] =
|
|
(regno << info->var.red.offset) |
|
|
(regno << info->var.green.offset) |
|
|
(regno << info->var.blue.offset);
|
|
}
|
|
|
|
switch (info->var.bits_per_pixel) {
|
|
case 8:
|
|
/* "transparent" stuff is completely ignored. */
|
|
nvidia_write_clut(par, regno, red >> 8, green >> 8, blue >> 8);
|
|
break;
|
|
case 16:
|
|
if (info->var.green.length == 5) {
|
|
for (i = 0; i < 8; i++) {
|
|
nvidia_write_clut(par, regno * 8 + i, red >> 8,
|
|
green >> 8, blue >> 8);
|
|
}
|
|
} else {
|
|
u8 r, g, b;
|
|
|
|
if (regno < 32) {
|
|
for (i = 0; i < 8; i++) {
|
|
nvidia_write_clut(par, regno * 8 + i,
|
|
red >> 8, green >> 8,
|
|
blue >> 8);
|
|
}
|
|
}
|
|
|
|
nvidia_read_clut(par, regno * 4, &r, &g, &b);
|
|
|
|
for (i = 0; i < 4; i++)
|
|
nvidia_write_clut(par, regno * 4 + i, r,
|
|
green >> 8, b);
|
|
}
|
|
break;
|
|
case 32:
|
|
nvidia_write_clut(par, regno, red >> 8, green >> 8, blue >> 8);
|
|
break;
|
|
default:
|
|
/* do nothing */
|
|
break;
|
|
}
|
|
|
|
NVTRACE_LEAVE();
|
|
return 0;
|
|
}
|
|
|
|
static int nvidiafb_check_var(struct fb_var_screeninfo *var,
|
|
struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
int memlen, vramlen, mode_valid = 0;
|
|
int pitch, err = 0;
|
|
|
|
NVTRACE_ENTER();
|
|
|
|
var->transp.offset = 0;
|
|
var->transp.length = 0;
|
|
|
|
var->xres &= ~7;
|
|
|
|
if (var->bits_per_pixel <= 8)
|
|
var->bits_per_pixel = 8;
|
|
else if (var->bits_per_pixel <= 16)
|
|
var->bits_per_pixel = 16;
|
|
else
|
|
var->bits_per_pixel = 32;
|
|
|
|
switch (var->bits_per_pixel) {
|
|
case 8:
|
|
var->red.offset = 0;
|
|
var->red.length = 8;
|
|
var->green.offset = 0;
|
|
var->green.length = 8;
|
|
var->blue.offset = 0;
|
|
var->blue.length = 8;
|
|
var->transp.offset = 0;
|
|
var->transp.length = 0;
|
|
break;
|
|
case 16:
|
|
var->green.length = (var->green.length < 6) ? 5 : 6;
|
|
var->red.length = 5;
|
|
var->blue.length = 5;
|
|
var->transp.length = 6 - var->green.length;
|
|
var->blue.offset = 0;
|
|
var->green.offset = 5;
|
|
var->red.offset = 5 + var->green.length;
|
|
var->transp.offset = (5 + var->red.offset) & 15;
|
|
break;
|
|
case 32: /* RGBA 8888 */
|
|
var->red.offset = 16;
|
|
var->red.length = 8;
|
|
var->green.offset = 8;
|
|
var->green.length = 8;
|
|
var->blue.offset = 0;
|
|
var->blue.length = 8;
|
|
var->transp.length = 8;
|
|
var->transp.offset = 24;
|
|
break;
|
|
}
|
|
|
|
var->red.msb_right = 0;
|
|
var->green.msb_right = 0;
|
|
var->blue.msb_right = 0;
|
|
var->transp.msb_right = 0;
|
|
|
|
if (!info->monspecs.hfmax || !info->monspecs.vfmax ||
|
|
!info->monspecs.dclkmax || !fb_validate_mode(var, info))
|
|
mode_valid = 1;
|
|
|
|
/* calculate modeline if supported by monitor */
|
|
if (!mode_valid && info->monspecs.gtf) {
|
|
if (!fb_get_mode(FB_MAXTIMINGS, 0, var, info))
|
|
mode_valid = 1;
|
|
}
|
|
|
|
if (!mode_valid) {
|
|
const struct fb_videomode *mode;
|
|
|
|
mode = fb_find_best_mode(var, &info->modelist);
|
|
if (mode) {
|
|
fb_videomode_to_var(var, mode);
|
|
mode_valid = 1;
|
|
}
|
|
}
|
|
|
|
if (!mode_valid && info->monspecs.modedb_len)
|
|
return -EINVAL;
|
|
|
|
if (par->fpWidth && par->fpHeight && (par->fpWidth < var->xres ||
|
|
par->fpHeight < var->yres))
|
|
return -EINVAL;
|
|
|
|
if (var->yres_virtual < var->yres)
|
|
var->yres_virtual = var->yres;
|
|
|
|
if (var->xres_virtual < var->xres)
|
|
var->xres_virtual = var->xres;
|
|
|
|
var->xres_virtual = (var->xres_virtual + 63) & ~63;
|
|
|
|
vramlen = info->screen_size;
|
|
pitch = ((var->xres_virtual * var->bits_per_pixel) + 7) / 8;
|
|
memlen = pitch * var->yres_virtual;
|
|
|
|
if (memlen > vramlen) {
|
|
var->yres_virtual = vramlen / pitch;
|
|
|
|
if (var->yres_virtual < var->yres) {
|
|
var->yres_virtual = var->yres;
|
|
var->xres_virtual = vramlen / var->yres_virtual;
|
|
var->xres_virtual /= var->bits_per_pixel / 8;
|
|
var->xres_virtual &= ~63;
|
|
pitch = (var->xres_virtual *
|
|
var->bits_per_pixel + 7) / 8;
|
|
memlen = pitch * var->yres;
|
|
|
|
if (var->xres_virtual < var->xres) {
|
|
printk("nvidiafb: required video memory, "
|
|
"%d bytes, for %dx%d-%d (virtual) "
|
|
"is out of range\n",
|
|
memlen, var->xres_virtual,
|
|
var->yres_virtual, var->bits_per_pixel);
|
|
err = -ENOMEM;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (var->accel_flags) {
|
|
if (var->yres_virtual > 0x7fff)
|
|
var->yres_virtual = 0x7fff;
|
|
if (var->xres_virtual > 0x7fff)
|
|
var->xres_virtual = 0x7fff;
|
|
}
|
|
|
|
var->xres_virtual &= ~63;
|
|
|
|
NVTRACE_LEAVE();
|
|
|
|
return err;
|
|
}
|
|
|
|
static int nvidiafb_pan_display(struct fb_var_screeninfo *var,
|
|
struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
u32 total;
|
|
|
|
total = var->yoffset * info->fix.line_length + var->xoffset;
|
|
|
|
NVSetStartAddress(par, total);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int nvidiafb_blank(int blank, struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
unsigned char tmp, vesa;
|
|
|
|
tmp = NVReadSeq(par, 0x01) & ~0x20; /* screen on/off */
|
|
vesa = NVReadCrtc(par, 0x1a) & ~0xc0; /* sync on/off */
|
|
|
|
NVTRACE_ENTER();
|
|
|
|
if (blank)
|
|
tmp |= 0x20;
|
|
|
|
switch (blank) {
|
|
case FB_BLANK_UNBLANK:
|
|
case FB_BLANK_NORMAL:
|
|
break;
|
|
case FB_BLANK_VSYNC_SUSPEND:
|
|
vesa |= 0x80;
|
|
break;
|
|
case FB_BLANK_HSYNC_SUSPEND:
|
|
vesa |= 0x40;
|
|
break;
|
|
case FB_BLANK_POWERDOWN:
|
|
vesa |= 0xc0;
|
|
break;
|
|
}
|
|
|
|
NVWriteSeq(par, 0x01, tmp);
|
|
NVWriteCrtc(par, 0x1a, vesa);
|
|
|
|
nvidia_bl_set_power(info, blank);
|
|
|
|
NVTRACE_LEAVE();
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct fb_ops nvidia_fb_ops = {
|
|
.owner = THIS_MODULE,
|
|
.fb_check_var = nvidiafb_check_var,
|
|
.fb_set_par = nvidiafb_set_par,
|
|
.fb_setcolreg = nvidiafb_setcolreg,
|
|
.fb_pan_display = nvidiafb_pan_display,
|
|
.fb_blank = nvidiafb_blank,
|
|
.fb_fillrect = nvidiafb_fillrect,
|
|
.fb_copyarea = nvidiafb_copyarea,
|
|
.fb_imageblit = nvidiafb_imageblit,
|
|
.fb_cursor = nvidiafb_cursor,
|
|
.fb_sync = nvidiafb_sync,
|
|
};
|
|
|
|
#ifdef CONFIG_PM
|
|
static int nvidiafb_suspend(struct pci_dev *dev, pm_message_t mesg)
|
|
{
|
|
struct fb_info *info = pci_get_drvdata(dev);
|
|
struct nvidia_par *par = info->par;
|
|
|
|
if (mesg.event == PM_EVENT_PRETHAW)
|
|
mesg.event = PM_EVENT_FREEZE;
|
|
acquire_console_sem();
|
|
par->pm_state = mesg.event;
|
|
|
|
if (mesg.event == PM_EVENT_SUSPEND) {
|
|
fb_set_suspend(info, 1);
|
|
nvidiafb_blank(FB_BLANK_POWERDOWN, info);
|
|
nvidia_write_regs(par, &par->SavedReg);
|
|
pci_save_state(dev);
|
|
pci_disable_device(dev);
|
|
pci_set_power_state(dev, pci_choose_state(dev, mesg));
|
|
}
|
|
dev->dev.power.power_state = mesg;
|
|
|
|
release_console_sem();
|
|
return 0;
|
|
}
|
|
|
|
static int nvidiafb_resume(struct pci_dev *dev)
|
|
{
|
|
struct fb_info *info = pci_get_drvdata(dev);
|
|
struct nvidia_par *par = info->par;
|
|
|
|
acquire_console_sem();
|
|
pci_set_power_state(dev, PCI_D0);
|
|
|
|
if (par->pm_state != PM_EVENT_FREEZE) {
|
|
pci_restore_state(dev);
|
|
|
|
if (pci_enable_device(dev))
|
|
goto fail;
|
|
|
|
pci_set_master(dev);
|
|
}
|
|
|
|
par->pm_state = PM_EVENT_ON;
|
|
nvidiafb_set_par(info);
|
|
fb_set_suspend (info, 0);
|
|
nvidiafb_blank(FB_BLANK_UNBLANK, info);
|
|
|
|
fail:
|
|
release_console_sem();
|
|
return 0;
|
|
}
|
|
#else
|
|
#define nvidiafb_suspend NULL
|
|
#define nvidiafb_resume NULL
|
|
#endif
|
|
|
|
static int __devinit nvidia_set_fbinfo(struct fb_info *info)
|
|
{
|
|
struct fb_monspecs *specs = &info->monspecs;
|
|
struct fb_videomode modedb;
|
|
struct nvidia_par *par = info->par;
|
|
int lpitch;
|
|
|
|
NVTRACE_ENTER();
|
|
info->flags = FBINFO_DEFAULT
|
|
| FBINFO_HWACCEL_IMAGEBLIT
|
|
| FBINFO_HWACCEL_FILLRECT
|
|
| FBINFO_HWACCEL_COPYAREA
|
|
| FBINFO_HWACCEL_YPAN;
|
|
|
|
fb_videomode_to_modelist(info->monspecs.modedb,
|
|
info->monspecs.modedb_len, &info->modelist);
|
|
fb_var_to_videomode(&modedb, &nvidiafb_default_var);
|
|
|
|
switch (bpp) {
|
|
case 0 ... 8:
|
|
bpp = 8;
|
|
break;
|
|
case 9 ... 16:
|
|
bpp = 16;
|
|
break;
|
|
default:
|
|
bpp = 32;
|
|
break;
|
|
}
|
|
|
|
if (specs->modedb != NULL) {
|
|
const struct fb_videomode *mode;
|
|
|
|
mode = fb_find_best_display(specs, &info->modelist);
|
|
fb_videomode_to_var(&nvidiafb_default_var, mode);
|
|
nvidiafb_default_var.bits_per_pixel = bpp;
|
|
} else if (par->fpWidth && par->fpHeight) {
|
|
char buf[16];
|
|
|
|
memset(buf, 0, 16);
|
|
snprintf(buf, 15, "%dx%dMR", par->fpWidth, par->fpHeight);
|
|
fb_find_mode(&nvidiafb_default_var, info, buf, specs->modedb,
|
|
specs->modedb_len, &modedb, bpp);
|
|
}
|
|
|
|
if (mode_option)
|
|
fb_find_mode(&nvidiafb_default_var, info, mode_option,
|
|
specs->modedb, specs->modedb_len, &modedb, bpp);
|
|
|
|
info->var = nvidiafb_default_var;
|
|
info->fix.visual = (info->var.bits_per_pixel == 8) ?
|
|
FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_DIRECTCOLOR;
|
|
info->pseudo_palette = par->pseudo_palette;
|
|
fb_alloc_cmap(&info->cmap, 256, 0);
|
|
fb_destroy_modedb(info->monspecs.modedb);
|
|
info->monspecs.modedb = NULL;
|
|
|
|
/* maximize virtual vertical length */
|
|
lpitch = info->var.xres_virtual *
|
|
((info->var.bits_per_pixel + 7) >> 3);
|
|
info->var.yres_virtual = info->screen_size / lpitch;
|
|
|
|
info->pixmap.scan_align = 4;
|
|
info->pixmap.buf_align = 4;
|
|
info->pixmap.access_align = 32;
|
|
info->pixmap.size = 8 * 1024;
|
|
info->pixmap.flags = FB_PIXMAP_SYSTEM;
|
|
|
|
if (!hwcur)
|
|
info->fbops->fb_cursor = NULL;
|
|
|
|
info->var.accel_flags = (!noaccel);
|
|
|
|
switch (par->Architecture) {
|
|
case NV_ARCH_04:
|
|
info->fix.accel = FB_ACCEL_NV4;
|
|
break;
|
|
case NV_ARCH_10:
|
|
info->fix.accel = FB_ACCEL_NV_10;
|
|
break;
|
|
case NV_ARCH_20:
|
|
info->fix.accel = FB_ACCEL_NV_20;
|
|
break;
|
|
case NV_ARCH_30:
|
|
info->fix.accel = FB_ACCEL_NV_30;
|
|
break;
|
|
case NV_ARCH_40:
|
|
info->fix.accel = FB_ACCEL_NV_40;
|
|
break;
|
|
}
|
|
|
|
NVTRACE_LEAVE();
|
|
|
|
return nvidiafb_check_var(&info->var, info);
|
|
}
|
|
|
|
static u32 __devinit nvidia_get_chipset(struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
u32 id = (par->pci_dev->vendor << 16) | par->pci_dev->device;
|
|
|
|
printk(KERN_INFO PFX "Device ID: %x \n", id);
|
|
|
|
if ((id & 0xfff0) == 0x00f0) {
|
|
/* pci-e */
|
|
id = NV_RD32(par->REGS, 0x1800);
|
|
|
|
if ((id & 0x0000ffff) == 0x000010DE)
|
|
id = 0x10DE0000 | (id >> 16);
|
|
else if ((id & 0xffff0000) == 0xDE100000) /* wrong endian */
|
|
id = 0x10DE0000 | ((id << 8) & 0x0000ff00) |
|
|
((id >> 8) & 0x000000ff);
|
|
printk(KERN_INFO PFX "Subsystem ID: %x \n", id);
|
|
}
|
|
|
|
return id;
|
|
}
|
|
|
|
static u32 __devinit nvidia_get_arch(struct fb_info *info)
|
|
{
|
|
struct nvidia_par *par = info->par;
|
|
u32 arch = 0;
|
|
|
|
switch (par->Chipset & 0x0ff0) {
|
|
case 0x0100: /* GeForce 256 */
|
|
case 0x0110: /* GeForce2 MX */
|
|
case 0x0150: /* GeForce2 */
|
|
case 0x0170: /* GeForce4 MX */
|
|
case 0x0180: /* GeForce4 MX (8x AGP) */
|
|
case 0x01A0: /* nForce */
|
|
case 0x01F0: /* nForce2 */
|
|
arch = NV_ARCH_10;
|
|
break;
|
|
case 0x0200: /* GeForce3 */
|
|
case 0x0250: /* GeForce4 Ti */
|
|
case 0x0280: /* GeForce4 Ti (8x AGP) */
|
|
arch = NV_ARCH_20;
|
|
break;
|
|
case 0x0300: /* GeForceFX 5800 */
|
|
case 0x0310: /* GeForceFX 5600 */
|
|
case 0x0320: /* GeForceFX 5200 */
|
|
case 0x0330: /* GeForceFX 5900 */
|
|
case 0x0340: /* GeForceFX 5700 */
|
|
arch = NV_ARCH_30;
|
|
break;
|
|
case 0x0040: /* GeForce 6800 */
|
|
case 0x00C0: /* GeForce 6800 */
|
|
case 0x0120: /* GeForce 6800 */
|
|
case 0x0130:
|
|
case 0x0140: /* GeForce 6600 */
|
|
case 0x0160: /* GeForce 6200 */
|
|
case 0x01D0: /* GeForce 7200, 7300, 7400 */
|
|
case 0x0090: /* GeForce 7800 */
|
|
case 0x0210: /* GeForce 6800 */
|
|
case 0x0220: /* GeForce 6200 */
|
|
case 0x0230:
|
|
case 0x0240: /* GeForce 6100 */
|
|
case 0x0290: /* GeForce 7900 */
|
|
case 0x0390: /* GeForce 7600 */
|
|
arch = NV_ARCH_40;
|
|
break;
|
|
case 0x0020: /* TNT, TNT2 */
|
|
arch = NV_ARCH_04;
|
|
break;
|
|
default: /* unknown architecture */
|
|
break;
|
|
}
|
|
|
|
return arch;
|
|
}
|
|
|
|
static int __devinit nvidiafb_probe(struct pci_dev *pd,
|
|
const struct pci_device_id *ent)
|
|
{
|
|
struct nvidia_par *par;
|
|
struct fb_info *info;
|
|
unsigned short cmd;
|
|
|
|
|
|
NVTRACE_ENTER();
|
|
assert(pd != NULL);
|
|
|
|
info = framebuffer_alloc(sizeof(struct nvidia_par), &pd->dev);
|
|
|
|
if (!info)
|
|
goto err_out;
|
|
|
|
par = info->par;
|
|
par->pci_dev = pd;
|
|
|
|
info->pixmap.addr = kzalloc(8 * 1024, GFP_KERNEL);
|
|
|
|
if (info->pixmap.addr == NULL)
|
|
goto err_out_kfree;
|
|
|
|
if (pci_enable_device(pd)) {
|
|
printk(KERN_ERR PFX "cannot enable PCI device\n");
|
|
goto err_out_enable;
|
|
}
|
|
|
|
if (pci_request_regions(pd, "nvidiafb")) {
|
|
printk(KERN_ERR PFX "cannot request PCI regions\n");
|
|
goto err_out_enable;
|
|
}
|
|
|
|
par->FlatPanel = flatpanel;
|
|
if (flatpanel == 1)
|
|
printk(KERN_INFO PFX "flatpanel support enabled\n");
|
|
par->FPDither = fpdither;
|
|
|
|
par->CRTCnumber = forceCRTC;
|
|
par->FpScale = (!noscale);
|
|
par->paneltweak = paneltweak;
|
|
|
|
/* enable IO and mem if not already done */
|
|
pci_read_config_word(pd, PCI_COMMAND, &cmd);
|
|
cmd |= (PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
|
|
pci_write_config_word(pd, PCI_COMMAND, cmd);
|
|
|
|
nvidiafb_fix.mmio_start = pci_resource_start(pd, 0);
|
|
nvidiafb_fix.smem_start = pci_resource_start(pd, 1);
|
|
nvidiafb_fix.mmio_len = pci_resource_len(pd, 0);
|
|
|
|
par->REGS = ioremap(nvidiafb_fix.mmio_start, nvidiafb_fix.mmio_len);
|
|
|
|
if (!par->REGS) {
|
|
printk(KERN_ERR PFX "cannot ioremap MMIO base\n");
|
|
goto err_out_free_base0;
|
|
}
|
|
|
|
par->Chipset = nvidia_get_chipset(info);
|
|
par->Architecture = nvidia_get_arch(info);
|
|
|
|
if (par->Architecture == 0) {
|
|
printk(KERN_ERR PFX "unknown NV_ARCH\n");
|
|
goto err_out_arch;
|
|
}
|
|
|
|
sprintf(nvidiafb_fix.id, "NV%x", (pd->device & 0x0ff0) >> 4);
|
|
|
|
if (NVCommonSetup(info))
|
|
goto err_out_arch;
|
|
|
|
par->FbAddress = nvidiafb_fix.smem_start;
|
|
par->FbMapSize = par->RamAmountKBytes * 1024;
|
|
if (vram && vram * 1024 * 1024 < par->FbMapSize)
|
|
par->FbMapSize = vram * 1024 * 1024;
|
|
|
|
/* Limit amount of vram to 64 MB */
|
|
if (par->FbMapSize > 64 * 1024 * 1024)
|
|
par->FbMapSize = 64 * 1024 * 1024;
|
|
|
|
if(par->Architecture >= NV_ARCH_40)
|
|
par->FbUsableSize = par->FbMapSize - (560 * 1024);
|
|
else
|
|
par->FbUsableSize = par->FbMapSize - (128 * 1024);
|
|
par->ScratchBufferSize = (par->Architecture < NV_ARCH_10) ? 8 * 1024 :
|
|
16 * 1024;
|
|
par->ScratchBufferStart = par->FbUsableSize - par->ScratchBufferSize;
|
|
par->CursorStart = par->FbUsableSize + (32 * 1024);
|
|
|
|
info->screen_base = ioremap(nvidiafb_fix.smem_start, par->FbMapSize);
|
|
info->screen_size = par->FbUsableSize;
|
|
nvidiafb_fix.smem_len = par->RamAmountKBytes * 1024;
|
|
|
|
if (!info->screen_base) {
|
|
printk(KERN_ERR PFX "cannot ioremap FB base\n");
|
|
goto err_out_free_base1;
|
|
}
|
|
|
|
par->FbStart = info->screen_base;
|
|
|
|
#ifdef CONFIG_MTRR
|
|
if (!nomtrr) {
|
|
par->mtrr.vram = mtrr_add(nvidiafb_fix.smem_start,
|
|
par->RamAmountKBytes * 1024,
|
|
MTRR_TYPE_WRCOMB, 1);
|
|
if (par->mtrr.vram < 0) {
|
|
printk(KERN_ERR PFX "unable to setup MTRR\n");
|
|
} else {
|
|
par->mtrr.vram_valid = 1;
|
|
/* let there be speed */
|
|
printk(KERN_INFO PFX "MTRR set to ON\n");
|
|
}
|
|
}
|
|
#endif /* CONFIG_MTRR */
|
|
|
|
info->fbops = &nvidia_fb_ops;
|
|
info->fix = nvidiafb_fix;
|
|
|
|
if (nvidia_set_fbinfo(info) < 0) {
|
|
printk(KERN_ERR PFX "error setting initial video mode\n");
|
|
goto err_out_iounmap_fb;
|
|
}
|
|
|
|
nvidia_save_vga(par, &par->SavedReg);
|
|
|
|
pci_set_drvdata(pd, info);
|
|
nvidia_bl_init(par);
|
|
if (register_framebuffer(info) < 0) {
|
|
printk(KERN_ERR PFX "error registering nVidia framebuffer\n");
|
|
goto err_out_iounmap_fb;
|
|
}
|
|
|
|
|
|
printk(KERN_INFO PFX
|
|
"PCI nVidia %s framebuffer (%dMB @ 0x%lX)\n",
|
|
info->fix.id,
|
|
par->FbMapSize / (1024 * 1024), info->fix.smem_start);
|
|
|
|
NVTRACE_LEAVE();
|
|
return 0;
|
|
|
|
err_out_iounmap_fb:
|
|
iounmap(info->screen_base);
|
|
err_out_free_base1:
|
|
fb_destroy_modedb(info->monspecs.modedb);
|
|
nvidia_delete_i2c_busses(par);
|
|
err_out_arch:
|
|
iounmap(par->REGS);
|
|
err_out_free_base0:
|
|
pci_release_regions(pd);
|
|
err_out_enable:
|
|
kfree(info->pixmap.addr);
|
|
err_out_kfree:
|
|
framebuffer_release(info);
|
|
err_out:
|
|
return -ENODEV;
|
|
}
|
|
|
|
static void __devexit nvidiafb_remove(struct pci_dev *pd)
|
|
{
|
|
struct fb_info *info = pci_get_drvdata(pd);
|
|
struct nvidia_par *par = info->par;
|
|
|
|
NVTRACE_ENTER();
|
|
|
|
nvidia_bl_exit(par);
|
|
|
|
unregister_framebuffer(info);
|
|
#ifdef CONFIG_MTRR
|
|
if (par->mtrr.vram_valid)
|
|
mtrr_del(par->mtrr.vram, info->fix.smem_start,
|
|
info->fix.smem_len);
|
|
#endif /* CONFIG_MTRR */
|
|
|
|
iounmap(info->screen_base);
|
|
fb_destroy_modedb(info->monspecs.modedb);
|
|
nvidia_delete_i2c_busses(par);
|
|
iounmap(par->REGS);
|
|
pci_release_regions(pd);
|
|
kfree(info->pixmap.addr);
|
|
framebuffer_release(info);
|
|
pci_set_drvdata(pd, NULL);
|
|
NVTRACE_LEAVE();
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- *
|
|
*
|
|
* initialization
|
|
*
|
|
* ------------------------------------------------------------------------- */
|
|
|
|
#ifndef MODULE
|
|
static int __devinit nvidiafb_setup(char *options)
|
|
{
|
|
char *this_opt;
|
|
|
|
NVTRACE_ENTER();
|
|
if (!options || !*options)
|
|
return 0;
|
|
|
|
while ((this_opt = strsep(&options, ",")) != NULL) {
|
|
if (!strncmp(this_opt, "forceCRTC", 9)) {
|
|
char *p;
|
|
|
|
p = this_opt + 9;
|
|
if (!*p || !*(++p))
|
|
continue;
|
|
forceCRTC = *p - '0';
|
|
if (forceCRTC < 0 || forceCRTC > 1)
|
|
forceCRTC = -1;
|
|
} else if (!strncmp(this_opt, "flatpanel", 9)) {
|
|
flatpanel = 1;
|
|
} else if (!strncmp(this_opt, "hwcur", 5)) {
|
|
hwcur = 1;
|
|
} else if (!strncmp(this_opt, "noaccel", 6)) {
|
|
noaccel = 1;
|
|
} else if (!strncmp(this_opt, "noscale", 7)) {
|
|
noscale = 1;
|
|
} else if (!strncmp(this_opt, "paneltweak:", 11)) {
|
|
paneltweak = simple_strtoul(this_opt+11, NULL, 0);
|
|
} else if (!strncmp(this_opt, "vram:", 5)) {
|
|
vram = simple_strtoul(this_opt+5, NULL, 0);
|
|
#ifdef CONFIG_MTRR
|
|
} else if (!strncmp(this_opt, "nomtrr", 6)) {
|
|
nomtrr = 1;
|
|
#endif
|
|
} else if (!strncmp(this_opt, "fpdither:", 9)) {
|
|
fpdither = simple_strtol(this_opt+9, NULL, 0);
|
|
} else if (!strncmp(this_opt, "bpp:", 4)) {
|
|
bpp = simple_strtoul(this_opt+4, NULL, 0);
|
|
} else
|
|
mode_option = this_opt;
|
|
}
|
|
NVTRACE_LEAVE();
|
|
return 0;
|
|
}
|
|
#endif /* !MODULE */
|
|
|
|
static struct pci_driver nvidiafb_driver = {
|
|
.name = "nvidiafb",
|
|
.id_table = nvidiafb_pci_tbl,
|
|
.probe = nvidiafb_probe,
|
|
.suspend = nvidiafb_suspend,
|
|
.resume = nvidiafb_resume,
|
|
.remove = __devexit_p(nvidiafb_remove),
|
|
};
|
|
|
|
/* ------------------------------------------------------------------------- *
|
|
*
|
|
* modularization
|
|
*
|
|
* ------------------------------------------------------------------------- */
|
|
|
|
static int __devinit nvidiafb_init(void)
|
|
{
|
|
#ifndef MODULE
|
|
char *option = NULL;
|
|
|
|
if (fb_get_options("nvidiafb", &option))
|
|
return -ENODEV;
|
|
nvidiafb_setup(option);
|
|
#endif
|
|
return pci_register_driver(&nvidiafb_driver);
|
|
}
|
|
|
|
module_init(nvidiafb_init);
|
|
|
|
#ifdef MODULE
|
|
static void __exit nvidiafb_exit(void)
|
|
{
|
|
pci_unregister_driver(&nvidiafb_driver);
|
|
}
|
|
|
|
module_exit(nvidiafb_exit);
|
|
|
|
module_param(flatpanel, int, 0);
|
|
MODULE_PARM_DESC(flatpanel,
|
|
"Enables experimental flat panel support for some chipsets. "
|
|
"(0=disabled, 1=enabled, -1=autodetect) (default=-1)");
|
|
module_param(fpdither, int, 0);
|
|
MODULE_PARM_DESC(fpdither,
|
|
"Enables dithering of flat panel for 6 bits panels. "
|
|
"(0=disabled, 1=enabled, -1=autodetect) (default=-1)");
|
|
module_param(hwcur, int, 0);
|
|
MODULE_PARM_DESC(hwcur,
|
|
"Enables hardware cursor implementation. (0 or 1=enabled) "
|
|
"(default=0)");
|
|
module_param(noaccel, int, 0);
|
|
MODULE_PARM_DESC(noaccel,
|
|
"Disables hardware acceleration. (0 or 1=disable) "
|
|
"(default=0)");
|
|
module_param(noscale, int, 0);
|
|
MODULE_PARM_DESC(noscale,
|
|
"Disables screen scaleing. (0 or 1=disable) "
|
|
"(default=0, do scaling)");
|
|
module_param(paneltweak, int, 0);
|
|
MODULE_PARM_DESC(paneltweak,
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"Tweak display settings for flatpanels. "
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"(default=0, no tweaks)");
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module_param(forceCRTC, int, 0);
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MODULE_PARM_DESC(forceCRTC,
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"Forces usage of a particular CRTC in case autodetection "
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"fails. (0 or 1) (default=autodetect)");
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module_param(vram, int, 0);
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MODULE_PARM_DESC(vram,
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"amount of framebuffer memory to remap in MiB"
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"(default=0 - remap entire memory)");
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module_param(mode_option, charp, 0);
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MODULE_PARM_DESC(mode_option, "Specify initial video mode");
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module_param(bpp, int, 0);
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MODULE_PARM_DESC(bpp, "pixel width in bits"
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"(default=8)");
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#ifdef CONFIG_MTRR
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module_param(nomtrr, bool, 0);
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MODULE_PARM_DESC(nomtrr, "Disables MTRR support (0 or 1=disabled) "
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"(default=0)");
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#endif
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MODULE_AUTHOR("Antonino Daplas");
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MODULE_DESCRIPTION("Framebuffer driver for nVidia graphics chipset");
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MODULE_LICENSE("GPL");
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#endif /* MODULE */
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