X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fvideo%2Fintelfb%2Fintelfbdrv.c;h=664fc5cf962a42f6f18cda1c5dc9f87ee5c236d0;hb=refs%2Fheads%2Fvserver;hp=995b47c165a71cbb93c9bc05ec3c133cdeaea098;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index 995b47c16..664fc5cf9 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/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 * 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 @@ -107,13 +108,11 @@ * */ -#include #include #include #include #include #include -#include #include #include #include @@ -122,6 +121,7 @@ #include #include #include +#include #include @@ -131,10 +131,13 @@ #include "intelfb.h" #include "intelfbhw.h" +#include "../edid.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_open(struct fb_info *info, int user); +static int intelfb_release(struct fb_info *info, int user); static int intelfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info); static int intelfb_set_par(struct fb_info *info); @@ -182,6 +185,8 @@ static struct pci_device_id intelfb_pci_table[] __devinitdata = { { 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, } }; @@ -191,6 +196,8 @@ static int num_registered = 0; /* fb ops */ static struct fb_ops intel_fb_ops = { .owner = THIS_MODULE, + .fb_open = intelfb_open, + .fb_release = intelfb_release, .fb_check_var = intelfb_check_var, .fb_set_par = intelfb_set_par, .fb_setcolreg = intelfb_setcolreg, @@ -261,7 +268,7 @@ MODULE_PARM_DESC(mode, #ifndef MODULE #define OPT_EQUAL(opt, name) (!strncmp(opt, name, strlen(name))) -#define OPT_INTVAL(opt, name) simple_strtoul(opt + strlen(name), NULL, 0) +#define OPT_INTVAL(opt, name) simple_strtoul(opt + strlen(name) + 1, NULL, 0) #define OPT_STRVAL(opt, name) (opt + strlen(name)) static __inline__ char * @@ -443,6 +450,8 @@ cleanup(struct intelfb_info *dinfo) if (!dinfo) return; + intelfbhw_disable_irq(dinfo); + fb_dealloc_cmap(&dinfo->info->cmap); kfree(dinfo->info->pixmap.addr); @@ -464,6 +473,11 @@ cleanup(struct intelfb_info *dinfo) agp_free_memory(dinfo->gtt_ring_mem); } +#ifdef CONFIG_FB_INTEL_I2C + /* un-register I2C bus */ + intelfb_delete_i2c_busses(dinfo); +#endif + if (dinfo->mmio_base) iounmap((void __iomem *)dinfo->mmio_base); if (dinfo->aperture.virtual) @@ -546,11 +560,11 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) /* 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); @@ -584,8 +598,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) /* 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; } @@ -704,7 +717,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) + (dinfo->ring.offset << 12); dinfo->ring.virtual = dinfo->aperture.virtual + (dinfo->ring.offset << 12); - dinfo->ring_head = dinfo->ring.virtual; + dinfo->ring_head = 0; } if (dinfo->hwcursor) { agp_memtype = dinfo->mobile ? AGP_PHYSICAL_MEMORY @@ -763,18 +776,18 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) if (mtrr) set_mtrr(dinfo); - DBG_MSG("fb: 0x%x(+ 0x%x)/0x%x (0x%x)\n", + DBG_MSG("fb: 0x%x(+ 0x%x)/0x%x (0x%p)\n", dinfo->fb.physical, dinfo->fb.offset, dinfo->fb.size, - (u32 __iomem ) dinfo->fb.virtual); - DBG_MSG("MMIO: 0x%x/0x%x (0x%x)\n", + dinfo->fb.virtual); + DBG_MSG("MMIO: 0x%x/0x%x (0x%p)\n", dinfo->mmio_base_phys, INTEL_REG_SIZE, - (u32 __iomem) dinfo->mmio_base); - DBG_MSG("ring buffer: 0x%x/0x%x (0x%x)\n", + dinfo->mmio_base); + DBG_MSG("ring buffer: 0x%x/0x%x (0x%p)\n", dinfo->ring.physical, dinfo->ring.size, - (u32 __iomem ) dinfo->ring.virtual); - DBG_MSG("HW cursor: 0x%x/0x%x (0x%x) (offset 0x%x) (phys 0x%x)\n", + dinfo->ring.virtual); + DBG_MSG("HW cursor: 0x%x/0x%x (0x%p) (offset 0x%x) (phys 0x%x)\n", dinfo->cursor.physical, dinfo->cursor.size, - (u32 __iomem ) dinfo->cursor.virtual, dinfo->cursor.offset, + dinfo->cursor.virtual, dinfo->cursor.offset, dinfo->cursor.physical); DBG_MSG("options: vram = %d, accel = %d, hwcursor = %d, fixed = %d, " @@ -842,6 +855,11 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) if (bailearly == 5) bailout(dinfo); +#ifdef CONFIG_FB_INTEL_I2C + /* register I2C bus */ + intelfb_create_i2c_busses(dinfo); +#endif + if (bailearly == 6) bailout(dinfo); @@ -886,6 +904,13 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) } dinfo->registered = 1; + dinfo->open = 0; + + init_waitqueue_head(&dinfo->vsync.wait); + spin_lock_init(&dinfo->int_lock); + dinfo->irq_flags = 0; + dinfo->vsync.pan_display = 0; + dinfo->vsync.pan_offset = 0; return 0; @@ -1029,17 +1054,43 @@ intelfb_init_var(struct intelfb_info *dinfo) sizeof(struct fb_var_screeninfo)); msrc = 5; } else { + const u8 *edid_s = fb_firmware_edid(&dinfo->pdev->dev); + u8 *edid_d = NULL; + + if (edid_s) { + edid_d = kmemdup(edid_s, EDID_LENGTH, GFP_KERNEL); + + if (edid_d) { + fb_edid_to_monspecs(edid_d, + &dinfo->info->monspecs); + kfree(edid_d); + } + } + if (mode) { + printk("intelfb: Looking for mode in private " + "database\n"); msrc = fb_find_mode(var, dinfo->info, mode, - vesa_modes, VESA_MODEDB_SIZE, + dinfo->info->monspecs.modedb, + dinfo->info->monspecs.modedb_len, NULL, 0); - if (msrc) - msrc |= 8; + + if (msrc && msrc > 1) { + printk("intelfb: No mode in private database, " + "intelfb: looking for mode in global " + "database "); + msrc = fb_find_mode(var, dinfo->info, mode, + NULL, 0, NULL, 0); + + if (msrc) + msrc |= 8; + } + } + if (!msrc) { msrc = fb_find_mode(var, dinfo->info, PREFERRED_MODE, - vesa_modes, VESA_MODEDB_SIZE, - NULL, 0); + NULL, 0, NULL, 0); } } @@ -1139,7 +1190,10 @@ update_dinfo(struct intelfb_info *dinfo, struct fb_var_screeninfo *var) } /* Make sure the line length is a aligned correctly. */ - dinfo->pitch = ROUND_UP_TO(dinfo->pitch, STRIDE_ALIGNMENT); + if (IS_I9XX(dinfo)) + dinfo->pitch = ROUND_UP_TO(dinfo->pitch, STRIDE_ALIGNMENT_I9XX); + else + dinfo->pitch = ROUND_UP_TO(dinfo->pitch, STRIDE_ALIGNMENT); if (FIXED_MODE(dinfo)) dinfo->pitch = dinfo->initial_pitch; @@ -1155,6 +1209,34 @@ update_dinfo(struct intelfb_info *dinfo, struct fb_var_screeninfo *var) * fbdev interface * ***************************************************************/ +static int +intelfb_open(struct fb_info *info, int user) +{ + struct intelfb_info *dinfo = GET_DINFO(info); + + if (user) { + dinfo->open++; + } + + return 0; +} + +static int +intelfb_release(struct fb_info *info, int user) +{ + struct intelfb_info *dinfo = GET_DINFO(info); + + if (user) { + dinfo->open--; + msleep(1); + if (!dinfo->open) { + intelfbhw_disable_irq(dinfo); + } + } + + return 0; +} + static int intelfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { @@ -1162,16 +1244,33 @@ intelfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) struct fb_var_screeninfo v; struct intelfb_info *dinfo; static int first = 1; + int i; + /* Good pitches to allow tiling. Don't care about pitches < 1024. */ + static const int pitches[] = { + 128 * 8, + 128 * 16, + 128 * 32, + 128 * 64, + 0 + }; DBG_MSG("intelfb_check_var: accel_flags is %d\n", var->accel_flags); dinfo = GET_DINFO(info); + /* update the pitch */ if (intelfbhw_validate_mode(dinfo, var) != 0) return -EINVAL; v = *var; + for (i = 0; pitches[i] != 0; i++) { + if (pitches[i] >= v.xres_virtual) { + v.xres_virtual = pitches[i]; + break; + } + } + /* Check for a supported bpp. */ if (v.bits_per_pixel <= 8) { v.bits_per_pixel = 8; @@ -1384,6 +1483,19 @@ static int intelfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) { int retval = 0; + struct intelfb_info *dinfo = GET_DINFO(info); + u32 pipe = 0; + + switch (cmd) { + case FBIO_WAITFORVSYNC: + if (get_user(pipe, (__u32 __user *)arg)) + return -EFAULT; + + retval = intelfbhw_wait_for_vsync(dinfo, pipe); + break; + default: + break; + } return retval; } @@ -1467,7 +1579,7 @@ 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 @@ -1478,7 +1590,10 @@ intelfb_cursor(struct fb_info *info, struct fb_cursor *cursor) 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");