| /* 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 <linux/device.h> |
| #include "drmP.h" |
| #include "drm.h" |
| #include "i915_drm.h" |
| #include "i915_drv.h" |
| |
| #include <linux/console.h> |
| #include "drm_crtc_helper.h" |
| |
| static 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); |
| |
| unsigned int i915_powersave = 1; |
| module_param_named(powersave, i915_powersave, int, 0400); |
| |
| unsigned int i915_lvds_downclock = 0; |
| module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); |
| |
| static struct drm_driver driver; |
| extern int intel_agp_enabled; |
| |
| #define INTEL_VGA_DEVICE(id, info) { \ |
| .class = PCI_CLASS_DISPLAY_VGA << 8, \ |
| .class_mask = 0xffff00, \ |
| .vendor = 0x8086, \ |
| .device = id, \ |
| .subvendor = PCI_ANY_ID, \ |
| .subdevice = PCI_ANY_ID, \ |
| .driver_data = (unsigned long) info } |
| |
| static const struct intel_device_info intel_i830_info = { |
| .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1, |
| }; |
| |
| static const struct intel_device_info intel_845g_info = { |
| .is_i8xx = 1, |
| }; |
| |
| static const struct intel_device_info intel_i85x_info = { |
| .is_i8xx = 1, .is_i85x = 1, .is_mobile = 1, |
| .cursor_needs_physical = 1, |
| }; |
| |
| static const struct intel_device_info intel_i865g_info = { |
| .is_i8xx = 1, |
| }; |
| |
| static const struct intel_device_info intel_i915g_info = { |
| .is_i915g = 1, .is_i9xx = 1, .cursor_needs_physical = 1, |
| }; |
| static const struct intel_device_info intel_i915gm_info = { |
| .is_i9xx = 1, .is_mobile = 1, |
| .cursor_needs_physical = 1, |
| }; |
| static const struct intel_device_info intel_i945g_info = { |
| .is_i9xx = 1, .has_hotplug = 1, .cursor_needs_physical = 1, |
| }; |
| static const struct intel_device_info intel_i945gm_info = { |
| .is_i945gm = 1, .is_i9xx = 1, .is_mobile = 1, |
| .has_hotplug = 1, .cursor_needs_physical = 1, |
| }; |
| |
| static const struct intel_device_info intel_i965g_info = { |
| .is_broadwater = 1, .is_i965g = 1, .is_i9xx = 1, .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_i965gm_info = { |
| .is_crestline = 1, .is_i965g = 1, .is_i965gm = 1, .is_i9xx = 1, |
| .is_mobile = 1, .has_fbc = 1, .has_rc6 = 1, |
| .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_g33_info = { |
| .is_g33 = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_g45_info = { |
| .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| .has_pipe_cxsr = 1, |
| .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_gm45_info = { |
| .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, |
| .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, |
| .has_pipe_cxsr = 1, |
| .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_pineview_info = { |
| .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .is_i9xx = 1, |
| .need_gfx_hws = 1, |
| .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_ironlake_d_info = { |
| .is_ironlake = 1, .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| .has_pipe_cxsr = 1, |
| .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_ironlake_m_info = { |
| .is_ironlake = 1, .is_mobile = 1, .is_i965g = 1, .is_i9xx = 1, |
| .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, |
| .has_hotplug = 1, |
| }; |
| |
| static const struct intel_device_info intel_sandybridge_d_info = { |
| .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| .has_hotplug = 1, .is_gen6 = 1, |
| }; |
| |
| static const struct intel_device_info intel_sandybridge_m_info = { |
| .is_i965g = 1, .is_mobile = 1, .is_i9xx = 1, .need_gfx_hws = 1, |
| .has_hotplug = 1, .is_gen6 = 1, |
| }; |
| |
| static const struct pci_device_id pciidlist[] = { /* aka */ |
| INTEL_VGA_DEVICE(0x3577, &intel_i830_info), /* I830_M */ |
| INTEL_VGA_DEVICE(0x2562, &intel_845g_info), /* 845_G */ |
| INTEL_VGA_DEVICE(0x3582, &intel_i85x_info), /* I855_GM */ |
| INTEL_VGA_DEVICE(0x358e, &intel_i85x_info), |
| INTEL_VGA_DEVICE(0x2572, &intel_i865g_info), /* I865_G */ |
| INTEL_VGA_DEVICE(0x2582, &intel_i915g_info), /* I915_G */ |
| INTEL_VGA_DEVICE(0x258a, &intel_i915g_info), /* E7221_G */ |
| INTEL_VGA_DEVICE(0x2592, &intel_i915gm_info), /* I915_GM */ |
| INTEL_VGA_DEVICE(0x2772, &intel_i945g_info), /* I945_G */ |
| INTEL_VGA_DEVICE(0x27a2, &intel_i945gm_info), /* I945_GM */ |
| INTEL_VGA_DEVICE(0x27ae, &intel_i945gm_info), /* I945_GME */ |
| INTEL_VGA_DEVICE(0x2972, &intel_i965g_info), /* I946_GZ */ |
| INTEL_VGA_DEVICE(0x2982, &intel_i965g_info), /* G35_G */ |
| INTEL_VGA_DEVICE(0x2992, &intel_i965g_info), /* I965_Q */ |
| INTEL_VGA_DEVICE(0x29a2, &intel_i965g_info), /* I965_G */ |
| INTEL_VGA_DEVICE(0x29b2, &intel_g33_info), /* Q35_G */ |
| INTEL_VGA_DEVICE(0x29c2, &intel_g33_info), /* G33_G */ |
| INTEL_VGA_DEVICE(0x29d2, &intel_g33_info), /* Q33_G */ |
| INTEL_VGA_DEVICE(0x2a02, &intel_i965gm_info), /* I965_GM */ |
| INTEL_VGA_DEVICE(0x2a12, &intel_i965gm_info), /* I965_GME */ |
| INTEL_VGA_DEVICE(0x2a42, &intel_gm45_info), /* GM45_G */ |
| INTEL_VGA_DEVICE(0x2e02, &intel_g45_info), /* IGD_E_G */ |
| INTEL_VGA_DEVICE(0x2e12, &intel_g45_info), /* Q45_G */ |
| INTEL_VGA_DEVICE(0x2e22, &intel_g45_info), /* G45_G */ |
| INTEL_VGA_DEVICE(0x2e32, &intel_g45_info), /* G41_G */ |
| INTEL_VGA_DEVICE(0x2e42, &intel_g45_info), /* B43_G */ |
| INTEL_VGA_DEVICE(0xa001, &intel_pineview_info), |
| INTEL_VGA_DEVICE(0xa011, &intel_pineview_info), |
| INTEL_VGA_DEVICE(0x0042, &intel_ironlake_d_info), |
| INTEL_VGA_DEVICE(0x0046, &intel_ironlake_m_info), |
| INTEL_VGA_DEVICE(0x0102, &intel_sandybridge_d_info), |
| INTEL_VGA_DEVICE(0x0106, &intel_sandybridge_m_info), |
| {0, 0, 0} |
| }; |
| |
| #if defined(CONFIG_DRM_I915_KMS) |
| MODULE_DEVICE_TABLE(pci, pciidlist); |
| #endif |
| |
| #define INTEL_PCH_DEVICE_ID_MASK 0xff00 |
| #define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00 |
| |
| void intel_detect_pch (struct drm_device *dev) |
| { |
| struct drm_i915_private *dev_priv = dev->dev_private; |
| struct pci_dev *pch; |
| |
| /* |
| * The reason to probe ISA bridge instead of Dev31:Fun0 is to |
| * make graphics device passthrough work easy for VMM, that only |
| * need to expose ISA bridge to let driver know the real hardware |
| * underneath. This is a requirement from virtualization team. |
| */ |
| pch = pci_get_class(PCI_CLASS_BRIDGE_ISA << 8, NULL); |
| if (pch) { |
| if (pch->vendor == PCI_VENDOR_ID_INTEL) { |
| int id; |
| id = pch->device & INTEL_PCH_DEVICE_ID_MASK; |
| |
| if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) { |
| dev_priv->pch_type = PCH_CPT; |
| DRM_DEBUG_KMS("Found CougarPoint PCH\n"); |
| } |
| } |
| pci_dev_put(pch); |
| } |
| } |
| |
| static int i915_drm_freeze(struct drm_device *dev) |
| { |
| struct drm_i915_private *dev_priv = dev->dev_private; |
| |
| pci_save_state(dev->pdev); |
| |
| /* If KMS is active, we do the leavevt stuff here */ |
| if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
| int error = i915_gem_idle(dev); |
| if (error) { |
| dev_err(&dev->pdev->dev, |
| "GEM idle failed, resume might fail\n"); |
| return error; |
| } |
| drm_irq_uninstall(dev); |
| } |
| |
| i915_save_state(dev); |
| |
| intel_opregion_free(dev, 1); |
| |
| /* Modeset on resume, not lid events */ |
| dev_priv->modeset_on_lid = 0; |
| |
| return 0; |
| } |
| |
| int i915_suspend(struct drm_device *dev, pm_message_t state) |
| { |
| int error; |
| |
| if (!dev || !dev->dev_private) { |
| DRM_ERROR("dev: %p\n", dev); |
| DRM_ERROR("DRM not initialized, aborting suspend.\n"); |
| return -ENODEV; |
| } |
| |
| if (state.event == PM_EVENT_PRETHAW) |
| return 0; |
| |
| error = i915_drm_freeze(dev); |
| if (error) |
| return error; |
| |
| 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_drm_thaw(struct drm_device *dev) |
| { |
| struct drm_i915_private *dev_priv = dev->dev_private; |
| int error = 0; |
| |
| i915_restore_state(dev); |
| |
| intel_opregion_init(dev, 1); |
| |
| /* KMS EnterVT equivalent */ |
| if (drm_core_check_feature(dev, DRIVER_MODESET)) { |
| mutex_lock(&dev->struct_mutex); |
| dev_priv->mm.suspended = 0; |
| |
| error = i915_gem_init_ringbuffer(dev); |
| mutex_unlock(&dev->struct_mutex); |
| |
| drm_irq_install(dev); |
| |
| /* Resume the modeset for every activated CRTC */ |
| drm_helper_resume_force_mode(dev); |
| } |
| |
| dev_priv->modeset_on_lid = 0; |
| |
| return error; |
| } |
| |
| int i915_resume(struct drm_device *dev) |
| { |
| if (pci_enable_device(dev->pdev)) |
| return -EIO; |
| |
| pci_set_master(dev->pdev); |
| |
| return i915_drm_thaw(dev); |
| } |
| |
| /** |
| * i965_reset - reset chip after a hang |
| * @dev: drm device to reset |
| * @flags: reset domains |
| * |
| * Reset the chip. Useful if a hang is detected. Returns zero on successful |
| * reset or otherwise an error code. |
| * |
| * Procedure is fairly simple: |
| * - reset the chip using the reset reg |
| * - re-init context state |
| * - re-init hardware status page |
| * - re-init ring buffer |
| * - re-init interrupt state |
| * - re-init display |
| */ |
| int i965_reset(struct drm_device *dev, u8 flags) |
| { |
| drm_i915_private_t *dev_priv = dev->dev_private; |
| unsigned long timeout; |
| u8 gdrst; |
| /* |
| * We really should only reset the display subsystem if we actually |
| * need to |
| */ |
| bool need_display = true; |
| |
| mutex_lock(&dev->struct_mutex); |
| |
| /* |
| * Clear request list |
| */ |
| i915_gem_retire_requests(dev, &dev_priv->render_ring); |
| |
| if (need_display) |
| i915_save_display(dev); |
| |
| if (IS_I965G(dev) || IS_G4X(dev)) { |
| /* |
| * Set the domains we want to reset, then the reset bit (bit 0). |
| * Clear the reset bit after a while and wait for hardware status |
| * bit (bit 1) to be set |
| */ |
| pci_read_config_byte(dev->pdev, GDRST, &gdrst); |
| pci_write_config_byte(dev->pdev, GDRST, gdrst | flags | ((flags == GDRST_FULL) ? 0x1 : 0x0)); |
| udelay(50); |
| pci_write_config_byte(dev->pdev, GDRST, gdrst & 0xfe); |
| |
| /* ...we don't want to loop forever though, 500ms should be plenty */ |
| timeout = jiffies + msecs_to_jiffies(500); |
| do { |
| udelay(100); |
| pci_read_config_byte(dev->pdev, GDRST, &gdrst); |
| } while ((gdrst & 0x1) && time_after(timeout, jiffies)); |
| |
| if (gdrst & 0x1) { |
| WARN(true, "i915: Failed to reset chip\n"); |
| mutex_unlock(&dev->struct_mutex); |
| return -EIO; |
| } |
| } else { |
| DRM_ERROR("Error occurred. Don't know how to reset this chip.\n"); |
| mutex_unlock(&dev->struct_mutex); |
| return -ENODEV; |
| } |
| |
| /* Ok, now get things going again... */ |
| |
| /* |
| * Everything depends on having the GTT running, so we need to start |
| * there. Fortunately we don't need to do this unless we reset the |
| * chip at a PCI level. |
| * |
| * Next we need to restore the context, but we don't use those |
| * yet either... |
| * |
| * Ring buffer needs to be re-initialized in the KMS case, or if X |
| * was running at the time of the reset (i.e. we weren't VT |
| * switched away). |
| */ |
| if (drm_core_check_feature(dev, DRIVER_MODESET) || |
| !dev_priv->mm.suspended) { |
| struct intel_ring_buffer *ring = &dev_priv->render_ring; |
| dev_priv->mm.suspended = 0; |
| ring->init(dev, ring); |
| mutex_unlock(&dev->struct_mutex); |
| drm_irq_uninstall(dev); |
| drm_irq_install(dev); |
| mutex_lock(&dev->struct_mutex); |
| } |
| |
| /* |
| * Display needs restore too... |
| */ |
| if (need_display) |
| i915_restore_display(dev); |
| |
| mutex_unlock(&dev->struct_mutex); |
| return 0; |
| } |
| |
| |
| static int __devinit |
| i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) |
| { |
| return drm_get_pci_dev(pdev, ent, &driver); |
| } |
| |
| static void |
| i915_pci_remove(struct pci_dev *pdev) |
| { |
| struct drm_device *dev = pci_get_drvdata(pdev); |
| |
| drm_put_dev(dev); |
| } |
| |
| static int i915_pm_suspend(struct device *dev) |
| { |
| struct pci_dev *pdev = to_pci_dev(dev); |
| struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| int error; |
| |
| if (!drm_dev || !drm_dev->dev_private) { |
| dev_err(dev, "DRM not initialized, aborting suspend.\n"); |
| return -ENODEV; |
| } |
| |
| error = i915_drm_freeze(drm_dev); |
| if (error) |
| return error; |
| |
| pci_disable_device(pdev); |
| pci_set_power_state(pdev, PCI_D3hot); |
| |
| return 0; |
| } |
| |
| static int i915_pm_resume(struct device *dev) |
| { |
| struct pci_dev *pdev = to_pci_dev(dev); |
| struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| |
| return i915_resume(drm_dev); |
| } |
| |
| static int i915_pm_freeze(struct device *dev) |
| { |
| struct pci_dev *pdev = to_pci_dev(dev); |
| struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| |
| if (!drm_dev || !drm_dev->dev_private) { |
| dev_err(dev, "DRM not initialized, aborting suspend.\n"); |
| return -ENODEV; |
| } |
| |
| return i915_drm_freeze(drm_dev); |
| } |
| |
| static int i915_pm_thaw(struct device *dev) |
| { |
| struct pci_dev *pdev = to_pci_dev(dev); |
| struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| |
| return i915_drm_thaw(drm_dev); |
| } |
| |
| static int i915_pm_poweroff(struct device *dev) |
| { |
| struct pci_dev *pdev = to_pci_dev(dev); |
| struct drm_device *drm_dev = pci_get_drvdata(pdev); |
| |
| return i915_drm_freeze(drm_dev); |
| } |
| |
| static const struct dev_pm_ops i915_pm_ops = { |
| .suspend = i915_pm_suspend, |
| .resume = i915_pm_resume, |
| .freeze = i915_pm_freeze, |
| .thaw = i915_pm_thaw, |
| .poweroff = i915_pm_poweroff, |
| .restore = i915_pm_resume, |
| }; |
| |
| static struct vm_operations_struct i915_gem_vm_ops = { |
| .fault = i915_gem_fault, |
| .open = drm_gem_vm_open, |
| .close = drm_gem_vm_close, |
| }; |
| |
| 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, |
| |
| /* Used in place of i915_pm_ops for non-DRIVER_MODESET */ |
| .suspend = i915_suspend, |
| .resume = i915_resume, |
| |
| .device_is_agp = i915_driver_device_is_agp, |
| .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, |
| #if defined(CONFIG_DEBUG_FS) |
| .debugfs_init = i915_debugfs_init, |
| .debugfs_cleanup = i915_debugfs_cleanup, |
| #endif |
| .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, |
| .unlocked_ioctl = drm_ioctl, |
| .mmap = drm_gem_mmap, |
| .poll = drm_poll, |
| .fasync = drm_fasync, |
| .read = drm_read, |
| #ifdef CONFIG_COMPAT |
| .compat_ioctl = i915_compat_ioctl, |
| #endif |
| }, |
| |
| .pci_driver = { |
| .name = DRIVER_NAME, |
| .id_table = pciidlist, |
| .probe = i915_pci_probe, |
| .remove = i915_pci_remove, |
| .driver.pm = &i915_pm_ops, |
| }, |
| |
| .name = DRIVER_NAME, |
| .desc = DRIVER_DESC, |
| .date = DRIVER_DATE, |
| .major = DRIVER_MAJOR, |
| .minor = DRIVER_MINOR, |
| .patchlevel = DRIVER_PATCHLEVEL, |
| }; |
| |
| static int __init i915_init(void) |
| { |
| if (!intel_agp_enabled) { |
| DRM_ERROR("drm/i915 can't work without intel_agp module!\n"); |
| return -ENODEV; |
| } |
| |
| driver.num_ioctls = i915_max_ioctl; |
| |
| i915_gem_shrinker_init(); |
| |
| /* |
| * 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 |
| |
| if (!(driver.driver_features & DRIVER_MODESET)) { |
| driver.suspend = i915_suspend; |
| driver.resume = i915_resume; |
| } |
| |
| return drm_init(&driver); |
| } |
| |
| static void __exit i915_exit(void) |
| { |
| i915_gem_shrinker_exit(); |
| 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"); |