X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fvideo%2Fintelfb%2Fintelfbdrv.c;h=995b47c165a71cbb93c9bc05ec3c133cdeaea098;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=c4bfbc11c0d60de573758da87a0d7c216ddc022d;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index c4bfbc11c..995b47c16 100644 --- a/drivers/video/intelfb/intelfbdrv.c +++ b/drivers/video/intelfb/intelfbdrv.c @@ -1,7 +1,7 @@ /* * intelfb * - * Linux framebuffer driver for Intel(R) 830M/845G/852GM/855GM/865G + * Linux framebuffer driver for Intel(R) 830M/845G/852GM/855GM/865G/915G/915GM * integrated graphics chips. * * Copyright © 2002, 2003 David Dawes @@ -117,16 +117,11 @@ #include #include #include -#include -#include #include #include #include #include -#include -#include #include -#include #include @@ -135,9 +130,41 @@ #endif #include "intelfb.h" -#include "intelfbdrv.h" #include "intelfbhw.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_check_var(struct fb_var_screeninfo *var, + struct fb_info *info); +static int intelfb_set_par(struct fb_info *info); +static int intelfb_setcolreg(unsigned regno, unsigned red, unsigned green, + unsigned blue, unsigned transp, + struct fb_info *info); + +static int intelfb_blank(int blank, struct fb_info *info); +static int intelfb_pan_display(struct fb_var_screeninfo *var, + struct fb_info *info); + +static void intelfb_fillrect(struct fb_info *info, + const struct fb_fillrect *rect); +static void intelfb_copyarea(struct fb_info *info, + const struct fb_copyarea *region); +static void intelfb_imageblit(struct fb_info *info, + const struct fb_image *image); +static int intelfb_cursor(struct fb_info *info, + struct fb_cursor *cursor); + +static int intelfb_sync(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); +static void __devexit intelfb_pci_unregister(struct pci_dev *pdev); +static int __devinit intelfb_set_fbinfo(struct intelfb_info *dinfo); + /* * Limiting the class to PCI_CLASS_DISPLAY_VGA prevents function 1 of the * mobile chipsets from being registered. @@ -153,6 +180,8 @@ static struct pci_device_id intelfb_pci_table[] __devinitdata = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_845G, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_845G }, { 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 }, { 0, } }; @@ -177,7 +206,7 @@ static struct fb_ops intel_fb_ops = { /* PCI driver module table */ static struct pci_driver intelfb_driver = { - .name = "Intel(R) " SUPPORTED_CHIPSETS " Framebuffer Driver", + .name = "intelfb", .id_table = intelfb_pci_table, .probe = intelfb_pci_register, .remove = __devexit_p(intelfb_pci_unregister) @@ -191,22 +220,25 @@ MODULE_DESCRIPTION( MODULE_LICENSE("Dual BSD/GPL"); MODULE_DEVICE_TABLE(pci, intelfb_pci_table); -static int accel __initdata = 1; -static int vram __initdata = 4; -static int hwcursor __initdata = 1; -static int mtrr __initdata = 1; -static int fixed __initdata = 0; -static int noinit __initdata = 0; -static int noregister __initdata = 0; -static int probeonly __initdata = 0; -static int idonly __initdata = 0; -static int bailearly __initdata = 0; -static char *mode __initdata = NULL; +static int accel = 1; +static int vram = 4; +static int hwcursor = 0; +static int mtrr = 1; +static int fixed = 0; +static int noinit = 0; +static int noregister = 0; +static int probeonly = 0; +static int idonly = 0; +static int bailearly = 0; +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); +MODULE_PARM_DESC(voffset, "Offset of framebuffer in MiB"); module_param(hwcursor, bool, S_IRUGO); MODULE_PARM_DESC(hwcursor, "Enable HW cursor"); module_param(mtrr, bool, S_IRUGO); @@ -226,42 +258,6 @@ MODULE_PARM_DESC(bailearly, "Bail out early, depending on value (debug)"); module_param(mode, charp, S_IRUGO); MODULE_PARM_DESC(mode, "Initial video mode \"x[-][@]\""); -/*************************************************************** - * modules entry points * - ***************************************************************/ - -/* module load/unload entry points */ -int __init -intelfb_init(void) -{ -#ifndef MODULE - char *option = NULL; -#endif - - DBG_MSG("intelfb_init\n"); - - INF_MSG("Framebuffer driver for " - "Intel(R) " SUPPORTED_CHIPSETS " chipsets\n"); - INF_MSG("Version " INTELFB_VERSION "\n"); - - if (idonly) - return -ENODEV; - -#ifndef MODULE - if (fb_get_options("intelfb", &option)) - return -ENODEV; - intelfb_setup(option); -#endif - - return pci_module_init(&intelfb_driver); -} - -static void __exit -intelfb_exit(void) -{ - DBG_MSG("intelfb_exit\n"); - pci_unregister_driver(&intelfb_driver); -} #ifndef MODULE #define OPT_EQUAL(opt, name) (!strncmp(opt, name, strlen(name))) @@ -321,7 +317,7 @@ get_opt_bool(const char *this_opt, const char *name, int *ret) return 1; } -int __init +static int __init intelfb_setup(char *options) { char *this_opt; @@ -373,12 +369,41 @@ intelfb_setup(char *options) #endif -module_init(intelfb_init); +static int __init +intelfb_init(void) +{ +#ifndef MODULE + char *option = NULL; +#endif -#ifdef MODULE -module_exit(intelfb_exit); + DBG_MSG("intelfb_init\n"); + + INF_MSG("Framebuffer driver for " + "Intel(R) " SUPPORTED_CHIPSETS " chipsets\n"); + INF_MSG("Version " INTELFB_VERSION "\n"); + + if (idonly) + return -ENODEV; + +#ifndef MODULE + if (fb_get_options("intelfb", &option)) + return -ENODEV; + intelfb_setup(option); #endif + return pci_register_driver(&intelfb_driver); +} + +static void __exit +intelfb_exit(void) +{ + DBG_MSG("intelfb_exit\n"); + pci_unregister_driver(&intelfb_driver); +} + +module_init(intelfb_init); +module_exit(intelfb_exit); + /*************************************************************** * mtrr support functions * ***************************************************************/ @@ -444,9 +469,9 @@ 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); @@ -465,11 +490,15 @@ 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; const char *s; + struct agp_bridge_data *bridge; + int aperture_bar = 0; + int mmio_bar = 1; + int offset; DBG_MSG("intelfb_pci_register\n"); @@ -516,13 +545,21 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) } /* Set base addresses. */ - dinfo->aperture.physical = pci_resource_start(pdev, 0); - dinfo->aperture.size = pci_resource_len(pdev, 0); - dinfo->mmio_base_phys = pci_resource_start(pdev, 1); - - DBG_MSG("fb aperture: 0x%lx/0x%lx, MMIO region: 0x%lx/0x%lx\n", - pci_resource_start(pdev, 0), pci_resource_len(pdev, 0), - pci_resource_start(pdev, 1), pci_resource_len(pdev, 1)); + if ((ent->device == PCI_DEVICE_ID_INTEL_915G) || + (ent->device == PCI_DEVICE_ID_INTEL_915GM)) { + 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); + dinfo->mmio_base_phys = pci_resource_start(pdev, mmio_bar); + DBG_MSG("fb aperture: 0x%llx/0x%llx, MMIO region: 0x%llx/0x%llx\n", + (unsigned long long)pci_resource_start(pdev, aperture_bar), + (unsigned long long)pci_resource_len(pdev, aperture_bar), + (unsigned long long)pci_resource_start(pdev, mmio_bar), + (unsigned long long)pci_resource_len(pdev, mmio_bar)); /* Reserve the fb and MMIO regions */ if (!request_mem_region(dinfo->aperture.physical, dinfo->aperture.size, @@ -531,6 +568,9 @@ 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)) { @@ -539,22 +579,7 @@ 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; @@ -605,49 +630,73 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) } /* Use agpgart to manage the GATT */ - if (agp_backend_acquire()) { + if (!(bridge = agp_backend_acquire(pdev))) { ERR_MSG("cannot acquire agp\n"); cleanup(dinfo); return -ENODEV; } /* get the current gatt info */ - if (agp_copy_info(>t_info)) { + if (agp_copy_info(bridge, >t_info)) { ERR_MSG("cannot get agp info\n"); - agp_backend_release(); + agp_backend_release(bridge); cleanup(dinfo); return -ENODEV; } + if (MB(voffset) < stolen_size) + offset = (stolen_size >> 12); + else + offset = ROUND_UP_TO_PAGE(MB(voffset))/GTT_PAGE_SIZE; + /* set the mem offsets - set them after the already used pages */ if (dinfo->accel) { - dinfo->ring.offset = (stolen_size >> 12) - + gtt_info.current_memory; + dinfo->ring.offset = offset + gtt_info.current_memory; } if (dinfo->hwcursor) { - dinfo->cursor.offset = (stolen_size >> 12) + + dinfo->cursor.offset = offset + + gtt_info.current_memory + (dinfo->ring.size >> 12); } if (dinfo->fbmem_gart) { - dinfo->fb.offset = (stolen_size >> 12) + + dinfo->fb.offset = offset + + gtt_info.current_memory + (dinfo->ring.size >> 12) + (dinfo->cursor.size >> 12); } /* 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(dinfo->ring.size >> 12, + agp_allocate_memory(bridge, dinfo->ring.size >> 12, AGP_NORMAL_MEMORY))) { ERR_MSG("cannot allocate ring buffer memory\n"); - agp_backend_release(); + agp_backend_release(bridge); cleanup(dinfo); return -ENOMEM; } if (agp_bind_memory(dinfo->gtt_ring_mem, dinfo->ring.offset)) { ERR_MSG("cannot bind ring buffer memory\n"); - agp_backend_release(); + agp_backend_release(bridge); cleanup(dinfo); return -EBUSY; } @@ -661,17 +710,17 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) agp_memtype = dinfo->mobile ? AGP_PHYSICAL_MEMORY : AGP_NORMAL_MEMORY; if (!(dinfo->gtt_cursor_mem = - agp_allocate_memory(dinfo->cursor.size >> 12, + agp_allocate_memory(bridge, dinfo->cursor.size >> 12, agp_memtype))) { ERR_MSG("cannot allocate cursor memory\n"); - agp_backend_release(); + agp_backend_release(bridge); cleanup(dinfo); return -ENOMEM; } if (agp_bind_memory(dinfo->gtt_cursor_mem, dinfo->cursor.offset)) { ERR_MSG("cannot bind cursor memory\n"); - agp_backend_release(); + agp_backend_release(bridge); cleanup(dinfo); return -EBUSY; } @@ -686,7 +735,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) } if (dinfo->fbmem_gart) { if (!(dinfo->gtt_fb_mem = - agp_allocate_memory(dinfo->fb.size >> 12, + agp_allocate_memory(bridge, dinfo->fb.size >> 12, AGP_NORMAL_MEMORY))) { WRN_MSG("cannot allocate framebuffer memory - use " "the stolen one\n"); @@ -709,7 +758,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) dinfo->fb_start = dinfo->fb.offset << 12; /* release agpgart */ - agp_backend_release(); + agp_backend_release(bridge); if (mtrr) set_mtrr(dinfo); @@ -793,13 +842,6 @@ 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); @@ -989,13 +1031,15 @@ intelfb_init_var(struct intelfb_info *dinfo) } else { if (mode) { msrc = fb_find_mode(var, dinfo->info, mode, - NULL, 0, NULL, 0); + vesa_modes, VESA_MODEDB_SIZE, + NULL, 0); if (msrc) msrc |= 8; } if (!msrc) { msrc = fb_find_mode(var, dinfo->info, PREFERRED_MODE, - NULL, 0, NULL, 0); + vesa_modes, VESA_MODEDB_SIZE, + NULL, 0); } } @@ -1041,13 +1085,24 @@ 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; @@ -1065,7 +1120,8 @@ 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: @@ -1095,30 +1151,6 @@ 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 * ***************************************************************/ @@ -1251,7 +1283,7 @@ 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)); @@ -1267,7 +1299,7 @@ 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); @@ -1301,37 +1333,35 @@ 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; } @@ -1351,8 +1381,7 @@ 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; @@ -1444,7 +1473,7 @@ intelfb_cursor(struct fb_info *info, struct fb_cursor *cursor) #endif if (!dinfo->hwcursor) - return soft_cursor(info, cursor); + return -ENODEV; intelfbhw_cursor_hide(dinfo);