/*
* 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 <dawes@xfree86.org>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/fb.h>
-#include <linux/console.h>
-#include <linux/selection.h>
#include <linux/ioport.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/vmalloc.h>
-#include <linux/kd.h>
-#include <linux/vt_kern.h>
#include <linux/pagemap.h>
-#include <linux/version.h>
#include <asm/io.h>
#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.
{ 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, }
};
/* 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)
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);
module_param(mode, charp, S_IRUGO);
MODULE_PARM_DESC(mode,
"Initial video mode \"<xres>x<yres>[-<depth>][@<refresh>]\"");
-/***************************************************************
- * 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)))
return 1;
}
-int __init
+static int __init
intelfb_setup(char *options)
{
char *this_opt;
#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 *
***************************************************************/
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);
{
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");
}
/* 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,
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;
}
- /* 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;
}
/* 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;
}
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;
}
}
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");
dinfo->fb_start = dinfo->fb.offset << 12;
/* release agpgart */
- agp_backend_release();
+ agp_backend_release(bridge);
if (mtrr)
set_mtrr(dinfo);
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);
} 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);
}
}
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;
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 *
***************************************************************/
intelfb_blank(FB_BLANK_POWERDOWN, info);
- if (dinfo->accel)
+ if (ACCEL(dinfo, info))
intelfbhw_2d_stop(dinfo);
memcpy(hw, &dinfo->save_state, sizeof(*hw));
update_dinfo(dinfo, &info->var);
- if (dinfo->accel)
+ if (ACCEL(dinfo, info))
intelfbhw_2d_start(dinfo);
intelfb_pan_display(&info->var, info);
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;
}
/* 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;
#endif
if (!dinfo->hwcursor)
- return soft_cursor(info, cursor);
+ return -ENODEV;
intelfbhw_cursor_hide(dinfo);
git://git.onelab.eu / linux-2.6.git / blobdiff