| /* i915_drv.c -- i830,i845,i855,i865,i915 driver -*- linux-c -*- |
| */ |
| /* |
| * |
| * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| */ |
| |
| #include "drmP.h" |
| #include "drm.h" |
| #include "i915_drm.h" |
| #include "i915_drv.h" |
| |
| #include "drm_pciids.h" |
| #include <linux/console.h> |
| |
| unsigned int i915_modeset = -1; |
| module_param_named(modeset, i915_modeset, int, 0400); |
| |
| unsigned int i915_fbpercrtc = 0; |
| module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); |
| |
| static struct pci_device_id pciidlist[] = { |
| i915_PCI_IDS |
| }; |
| |
| #if defined(CONFIG_DRM_I915_KMS) |
| MODULE_DEVICE_TABLE(pci, pciidlist); |
| #endif |
| |
| static int i915_suspend(struct drm_device *dev, pm_message_t state) |
| { |
| struct drm_i915_private *dev_priv = dev->dev_private; |
| |
| if (!dev || !dev_priv) { |
| printk(KERN_ERR "dev: %p, dev_priv: %p\n", dev, dev_priv); |
| printk(KERN_ERR "DRM not initialized, aborting suspend.\n"); |
| return -ENODEV; |
| } |
| |
| if (state.event == PM_EVENT_PRETHAW) |
| return 0; |
| |
| pci_save_state(dev->pdev); |
| |
| i915_save_state(dev); |
| |
| intel_opregion_free(dev); |
| |
| if (state.event == PM_EVENT_SUSPEND) { |
| /* Shut down the device */ |
| pci_disable_device(dev->pdev); |
| pci_set_power_state(dev->pdev, PCI_D3hot); |
| } |
| |
| return 0; |
| } |
| |
| static int i915_resume(struct drm_device *dev) |
| { |
| pci_set_power_state(dev->pdev, PCI_D0); |
| pci_restore_state(dev->pdev); |
| if (pci_enable_device(dev->pdev)) |
| return -1; |
| pci_set_master(dev->pdev); |
| |
| i915_restore_state(dev); |
| |
| intel_opregion_init(dev); |
| |
| return 0; |
| } |
| |
| static struct vm_operations_struct i915_gem_vm_ops = { |
| .fault = i915_gem_fault, |
| }; |
| |
| static struct drm_driver driver = { |
| /* don't use mtrr's here, the Xserver or user space app should |
| * deal with them for intel hardware. |
| */ |
| .driver_features = |
| DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | /* DRIVER_USE_MTRR |*/ |
| DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM, |
| .load = i915_driver_load, |
| .unload = i915_driver_unload, |
| .open = i915_driver_open, |
| .lastclose = i915_driver_lastclose, |
| .preclose = i915_driver_preclose, |
| .postclose = i915_driver_postclose, |
| .suspend = i915_suspend, |
| .resume = i915_resume, |
| .device_is_agp = i915_driver_device_is_agp, |
| .get_vblank_counter = i915_get_vblank_counter, |
| .enable_vblank = i915_enable_vblank, |
| .disable_vblank = i915_disable_vblank, |
| .irq_preinstall = i915_driver_irq_preinstall, |
| .irq_postinstall = i915_driver_irq_postinstall, |
| .irq_uninstall = i915_driver_irq_uninstall, |
| .irq_handler = i915_driver_irq_handler, |
| .reclaim_buffers = drm_core_reclaim_buffers, |
| .get_map_ofs = drm_core_get_map_ofs, |
| .get_reg_ofs = drm_core_get_reg_ofs, |
| .master_create = i915_master_create, |
| .master_destroy = i915_master_destroy, |
| .proc_init = i915_gem_proc_init, |
| .proc_cleanup = i915_gem_proc_cleanup, |
| .gem_init_object = i915_gem_init_object, |
| .gem_free_object = i915_gem_free_object, |
| .gem_vm_ops = &i915_gem_vm_ops, |
| .ioctls = i915_ioctls, |
| .fops = { |
| .owner = THIS_MODULE, |
| .open = drm_open, |
| .release = drm_release, |
| .ioctl = drm_ioctl, |
| .mmap = drm_gem_mmap, |
| .poll = drm_poll, |
| .fasync = drm_fasync, |
| #ifdef CONFIG_COMPAT |
| .compat_ioctl = i915_compat_ioctl, |
| #endif |
| }, |
| |
| .pci_driver = { |
| .name = DRIVER_NAME, |
| .id_table = pciidlist, |
| }, |
| |
| .name = DRIVER_NAME, |
| .desc = DRIVER_DESC, |
| .date = DRIVER_DATE, |
| .major = DRIVER_MAJOR, |
| .minor = DRIVER_MINOR, |
| .patchlevel = DRIVER_PATCHLEVEL, |
| }; |
| |
| static int __init i915_init(void) |
| { |
| driver.num_ioctls = i915_max_ioctl; |
| |
| /* |
| * If CONFIG_DRM_I915_KMS is set, default to KMS unless |
| * explicitly disabled with the module pararmeter. |
| * |
| * Otherwise, just follow the parameter (defaulting to off). |
| * |
| * Allow optional vga_text_mode_force boot option to override |
| * the default behavior. |
| */ |
| #if defined(CONFIG_DRM_I915_KMS) |
| if (i915_modeset != 0) |
| driver.driver_features |= DRIVER_MODESET; |
| #endif |
| if (i915_modeset == 1) |
| driver.driver_features |= DRIVER_MODESET; |
| |
| #ifdef CONFIG_VGA_CONSOLE |
| if (vgacon_text_force() && i915_modeset == -1) |
| driver.driver_features &= ~DRIVER_MODESET; |
| #endif |
| |
| return drm_init(&driver); |
| } |
| |
| static void __exit i915_exit(void) |
| { |
| drm_exit(&driver); |
| } |
| |
| module_init(i915_init); |
| module_exit(i915_exit); |
| |
| MODULE_AUTHOR(DRIVER_AUTHOR); |
| MODULE_DESCRIPTION(DRIVER_DESC); |
| MODULE_LICENSE("GPL and additional rights"); |