X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=blobdiff_plain;f=drivers%2Fvideo%2Fintelfb%2Fintelfbdrv.c;h=9e83664e345cf11e05abe86705719999028bc230;hp=7a5750b449a80a895919c46787d8dd8d7c48ff43;hb=3aff13cfb8810cc228e8fdcb92103ed0b11ee38e;hpb=27aef2d49f9d82c58e65d72abcd636168ec19ac9 diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index 7a5750b..9e83664 100644 --- a/drivers/video/intelfb/intelfbdrv.c +++ b/drivers/video/intelfb/intelfbdrv.c @@ -1,11 +1,12 @@ /* * intelfb * - * Linux framebuffer driver for Intel(R) 830M/845G/852GM/855GM/865G/915G - * 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 * 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 @@ -117,16 +118,11 @@ #include #include #include -#include -#include #include #include #include #include -#include -#include #include -#include #include @@ -140,9 +136,6 @@ 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); @@ -165,9 +158,8 @@ static int intelfb_cursor(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); @@ -190,6 +182,9 @@ static struct pci_device_id intelfb_pci_table[] __devinitdata = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_85XGM, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_85XGM }, { 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, } }; @@ -230,7 +225,7 @@ MODULE_DEVICE_TABLE(pci, intelfb_pci_table); static int accel = 1; static int vram = 4; -static int hwcursor = 1; +static int hwcursor = 0; static int mtrr = 1; static int fixed = 0; static int noinit = 0; @@ -242,7 +237,7 @@ static int voffset = 48; static char *mode = NULL; module_param(accel, bool, S_IRUGO); -MODULE_PARM_DESC(accel, "Enable console acceleration"); +MODULE_PARM_DESC(accel, "Enable hardware acceleration"); module_param(vram, int, S_IRUGO); MODULE_PARM_DESC(vram, "System RAM to allocate to framebuffer in MiB"); module_param(voffset, int, S_IRUGO); @@ -477,9 +472,9 @@ cleanup(struct intelfb_info *dinfo) 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); @@ -498,7 +493,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) { struct fb_info *info; struct intelfb_info *dinfo; - int i, j, err, dvo; + int i, err, dvo; int aperture_size, stolen_size; struct agp_kern_info gtt_info; int agp_memtype; @@ -553,11 +548,12 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) } /* Set base addresses. */ - if (ent->device == PCI_DEVICE_ID_INTEL_915G) { + if ((ent->device == PCI_DEVICE_ID_INTEL_915G) || + (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 (not implemented yet) */ - hwcursor = 0; } dinfo->aperture.physical = pci_resource_start(pdev, aperture_bar); dinfo->aperture.size = pci_resource_len(pdev, aperture_bar); @@ -575,6 +571,9 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) cleanup(dinfo); return -ENODEV; } + + dinfo->flag |= INTELFB_FB_ACQUIRED; + if (!request_mem_region(dinfo->mmio_base_phys, INTEL_REG_SIZE, INTELFB_MODULE_NAME)) { @@ -583,28 +582,12 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) return -ENODEV; } - /* Map the fb and MMIO regions */ - dinfo->aperture.virtual = (u8 __iomem *)ioremap_nocache - (dinfo->aperture.physical, dinfo->aperture.size); - if (!dinfo->aperture.virtual) { - ERR_MSG("Cannot remap FB region.\n"); - cleanup(dinfo); - return -ENODEV; - } - dinfo->mmio_base = - (u8 __iomem *)ioremap_nocache(dinfo->mmio_base_phys, - INTEL_REG_SIZE); - if (!dinfo->mmio_base) { - ERR_MSG("Cannot remap MMIO region.\n"); - cleanup(dinfo); - 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; } @@ -683,6 +666,26 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) } /* Allocate memories (which aren't stolen) */ + /* Map the fb and MMIO regions */ + /* ioremap only up to the end of used aperture */ + dinfo->aperture.virtual = (u8 __iomem *)ioremap_nocache + (dinfo->aperture.physical, ((offset + dinfo->fb.offset) << 12) + + dinfo->fb.size); + if (!dinfo->aperture.virtual) { + ERR_MSG("Cannot remap FB region.\n"); + cleanup(dinfo); + return -ENODEV; + } + + dinfo->mmio_base = + (u8 __iomem *)ioremap_nocache(dinfo->mmio_base_phys, + INTEL_REG_SIZE); + if (!dinfo->mmio_base) { + ERR_MSG("Cannot remap MMIO region.\n"); + cleanup(dinfo); + return -ENODEV; + } + if (dinfo->accel) { if (!(dinfo->gtt_ring_mem = agp_allocate_memory(bridge, dinfo->ring.size >> 12, @@ -841,13 +844,6 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) if (bailearly == 5) bailout(dinfo); - for (i = 0; i < 16; i++) { - j = color_table[i]; - dinfo->palette[i].red = default_red[j]; - dinfo->palette[i].green = default_grn[j]; - dinfo->palette[i].blue = default_blu[j]; - } - if (bailearly == 6) bailout(dinfo); @@ -1091,13 +1087,24 @@ intelfb_set_fbinfo(struct intelfb_info *dinfo) info->pixmap.size = 64*1024; info->pixmap.buf_align = 8; + info->pixmap.access_align = 32; info->pixmap.flags = FB_PIXMAP_SYSTEM; if (intelfb_init_var(dinfo)) 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; @@ -1115,7 +1122,8 @@ update_dinfo(struct intelfb_info *dinfo, struct fb_var_screeninfo *var) 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: @@ -1145,30 +1153,6 @@ update_dinfo(struct intelfb_info *dinfo, struct fb_var_screeninfo *var) /* 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 * ***************************************************************/ @@ -1301,7 +1285,7 @@ intelfb_set_par(struct fb_info *info) intelfb_blank(FB_BLANK_POWERDOWN, info); - if (dinfo->accel) + if (ACCEL(dinfo, info)) intelfbhw_2d_stop(dinfo); memcpy(hw, &dinfo->save_state, sizeof(*hw)); @@ -1317,7 +1301,7 @@ intelfb_set_par(struct fb_info *info) update_dinfo(dinfo, &info->var); - if (dinfo->accel) + if (ACCEL(dinfo, info)) intelfbhw_2d_start(dinfo); intelfb_pan_display(&info->var, info); @@ -1351,37 +1335,35 @@ intelfb_setcolreg(unsigned regno, unsigned red, unsigned green, 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; - dinfo->palette[regno].red = red; - dinfo->palette[regno].green = green; - dinfo->palette[regno].blue = blue; + 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; } @@ -1401,8 +1383,7 @@ intelfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) /* 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; @@ -1488,18 +1469,21 @@ static int 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 if (!dinfo->hwcursor) - return soft_cursor(info, cursor); + return -ENODEV; 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");