/*
* intelfb
*
- * Linux framebuffer driver for Intel(R) 830M/845G/852GM/855GM/865G/915G/915GM
- * integrated graphics chips.
+ * Linux framebuffer driver for Intel(R) 830M/845G/852GM/855GM/865G/915G/915GM/
+ * 945G/945GM integrated graphics chips.
*
* Copyright © 2002, 2003 David Dawes <dawes@xfree86.org>
* 2004 Sylvain Meyer
+ * 2006 David Airlie
*
* This driver consists of two parts. The first part (intelfbdrv.c) provides
* the basic fbdev interfaces, is derived in part from the radeonfb and
#include <linux/pci.h>
#include <linux/vmalloc.h>
#include <linux/pagemap.h>
-#include <linux/version.h>
#include <asm/io.h>
static void __devinit get_initial_mode(struct intelfb_info *dinfo);
static void update_dinfo(struct intelfb_info *dinfo,
struct fb_var_screeninfo *var);
-static int intelfb_get_fix(struct fb_fix_screeninfo *fix,
- struct fb_info *info);
-
static int intelfb_check_var(struct fb_var_screeninfo *var,
struct fb_info *info);
static int intelfb_set_par(struct fb_info *info);
static int intelfb_sync(struct fb_info *info);
-static int intelfb_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg,
- struct fb_info *info);
+static int intelfb_ioctl(struct fb_info *info,
+ unsigned int cmd, unsigned long arg);
static int __devinit intelfb_pci_register(struct pci_dev *pdev,
const struct pci_device_id *ent);
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_865G, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_865G },
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_915G, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_915G },
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_915GM, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_915GM },
+ { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_945G, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_945G },
+ { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_945GM, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_945GM },
{ 0, }
};
if (dinfo->aperture.virtual)
iounmap((void __iomem *)dinfo->aperture.virtual);
- if (dinfo->mmio_base_phys)
+ if (dinfo->flag & INTELFB_MMIO_ACQUIRED)
release_mem_region(dinfo->mmio_base_phys, INTEL_REG_SIZE);
- if (dinfo->aperture.physical)
+ if (dinfo->flag & INTELFB_FB_ACQUIRED)
release_mem_region(dinfo->aperture.physical,
dinfo->aperture.size);
framebuffer_release(dinfo->info);
/* Set base addresses. */
if ((ent->device == PCI_DEVICE_ID_INTEL_915G) ||
- (ent->device == PCI_DEVICE_ID_INTEL_915GM)) {
+ (ent->device == PCI_DEVICE_ID_INTEL_915GM) ||
+ (ent->device == PCI_DEVICE_ID_INTEL_945G) ||
+ (ent->device == PCI_DEVICE_ID_INTEL_945GM)) {
aperture_bar = 2;
mmio_bar = 0;
- /* Disable HW cursor on 915G/M (not implemented yet) */
- hwcursor = 0;
}
dinfo->aperture.physical = pci_resource_start(pdev, aperture_bar);
dinfo->aperture.size = pci_resource_len(pdev, aperture_bar);
cleanup(dinfo);
return -ENODEV;
}
+
+ dinfo->flag |= INTELFB_FB_ACQUIRED;
+
if (!request_mem_region(dinfo->mmio_base_phys,
INTEL_REG_SIZE,
INTELFB_MODULE_NAME)) {
return -ENODEV;
}
+ dinfo->flag |= INTELFB_MMIO_ACQUIRED;
+
/* Get the chipset info. */
dinfo->pci_chipset = pdev->device;
- if (intelfbhw_get_chipset(pdev, &dinfo->name, &dinfo->chipset,
- &dinfo->mobile)) {
+ if (intelfbhw_get_chipset(pdev, dinfo)) {
cleanup(dinfo);
return -ENODEV;
}
return 1;
info->pixmap.scan_align = 1;
-
+ strcpy(info->fix.id, dinfo->name);
+ info->fix.smem_start = dinfo->fb.physical;
+ info->fix.smem_len = dinfo->fb.size;
+ info->fix.type = FB_TYPE_PACKED_PIXELS;
+ info->fix.type_aux = 0;
+ info->fix.xpanstep = 8;
+ info->fix.ypanstep = 1;
+ info->fix.ywrapstep = 0;
+ info->fix.mmio_start = dinfo->mmio_base_phys;
+ info->fix.mmio_len = INTEL_REG_SIZE;
+ info->fix.accel = FB_ACCEL_I830;
update_dinfo(dinfo, &info->var);
return 0;
dinfo->yres = var->xres;
dinfo->pixclock = var->pixclock;
- intelfb_get_fix(&dinfo->info->fix, dinfo->info);
+ dinfo->info->fix.visual = dinfo->visual;
+ dinfo->info->fix.line_length = dinfo->pitch;
switch (dinfo->bpp) {
case 8:
/* fbops functions */
-static int
-intelfb_get_fix(struct fb_fix_screeninfo *fix, struct fb_info *info)
-{
- struct intelfb_info *dinfo = GET_DINFO(info);
-
- DBG_MSG("intelfb_get_fix\n");
-
- memset(fix, 0, sizeof(*fix));
- strcpy(fix->id, dinfo->name);
- fix->smem_start = dinfo->fb.physical;
- fix->smem_len = dinfo->fb.size;
- fix->type = FB_TYPE_PACKED_PIXELS;
- fix->type_aux = 0;
- fix->visual = dinfo->visual;
- fix->xpanstep = 8;
- fix->ypanstep = 1;
- fix->ywrapstep = 0;
- fix->line_length = dinfo->pitch;
- fix->mmio_start = dinfo->mmio_base_phys;
- fix->mmio_len = INTEL_REG_SIZE;
- fix->accel = FB_ACCEL_I830;
- return 0;
-}
-
/***************************************************************
* fbdev interface *
***************************************************************/
if (regno > 255)
return 1;
- switch (dinfo->depth) {
- case 8:
- {
- red >>= 8;
- green >>= 8;
- blue >>= 8;
+ if (dinfo->depth == 8) {
+ red >>= 8;
+ green >>= 8;
+ blue >>= 8;
- intelfbhw_setcolreg(dinfo, regno, red, green, blue,
- transp);
+ intelfbhw_setcolreg(dinfo, regno, red, green, blue,
+ transp);
+ }
+
+ if (regno < 16) {
+ switch (dinfo->depth) {
+ case 15:
+ dinfo->pseudo_palette[regno] = ((red & 0xf800) >> 1) |
+ ((green & 0xf800) >> 6) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 16:
+ dinfo->pseudo_palette[regno] = (red & 0xf800) |
+ ((green & 0xfc00) >> 5) |
+ ((blue & 0xf800) >> 11);
+ break;
+ case 24:
+ dinfo->pseudo_palette[regno] = ((red & 0xff00) << 8) |
+ (green & 0xff00) |
+ ((blue & 0xff00) >> 8);
+ break;
}
- break;
- case 15:
- dinfo->pseudo_palette[regno] = ((red & 0xf800) >> 1) |
- ((green & 0xf800) >> 6) |
- ((blue & 0xf800) >> 11);
- break;
- case 16:
- dinfo->pseudo_palette[regno] = (red & 0xf800) |
- ((green & 0xfc00) >> 5) |
- ((blue & 0xf800) >> 11);
- break;
- case 24:
- dinfo->pseudo_palette[regno] = ((red & 0xff00) << 8) |
- (green & 0xff00) |
- ((blue & 0xff00) >> 8);
- break;
}
+
return 0;
}
/* When/if we have our own ioctls. */
static int
-intelfb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+intelfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
int retval = 0;
intelfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
{
struct intelfb_info *dinfo = GET_DINFO(info);
-
+ u32 physical;
#if VERBOSE > 0
DBG_MSG("intelfb_cursor\n");
#endif
intelfbhw_cursor_hide(dinfo);
/* If XFree killed the cursor - restore it */
- if (INREG(CURSOR_A_BASEADDR) != dinfo->cursor.offset << 12) {
+ physical = (dinfo->mobile || IS_I9XX(dinfo)) ? dinfo->cursor.physical :
+ (dinfo->cursor.offset << 12);
+
+ if (INREG(CURSOR_A_BASEADDR) != physical) {
u32 fg, bg;
DBG_MSG("the cursor was killed - restore it !!\n");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff