diff options
Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_drv.c')
| -rw-r--r-- | drivers/gpu/drm/qxl/qxl_drv.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c new file mode 100644 index 000000000000..aa291d8a98a2 --- /dev/null +++ b/drivers/gpu/drm/qxl/qxl_drv.c @@ -0,0 +1,145 @@ +/* vim: set ts=8 sw=8 tw=78 ai noexpandtab */ +/* qxl_drv.c -- QXL driver -*- linux-c -*- + * + * Copyright 2011 Red Hat, Inc. + * 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, sublicense, + * 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 NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS 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. + * + * Authors: + * Dave Airlie <airlie@redhat.com> + * Alon Levy <alevy@redhat.com> + */ + +#include <linux/module.h> +#include <linux/console.h> + +#include "drmP.h" +#include "drm/drm.h" + +#include "qxl_drv.h" + +extern int qxl_max_ioctls; +static DEFINE_PCI_DEVICE_TABLE(pciidlist) = { + { 0x1b36, 0x100, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, + 0xffff00, 0 }, + { 0x1b36, 0x100, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_OTHER << 8, + 0xffff00, 0 }, + { 0, 0, 0 }, +}; +MODULE_DEVICE_TABLE(pci, pciidlist); + +static int qxl_modeset = -1; + +MODULE_PARM_DESC(modeset, "Disable/Enable modesetting"); +module_param_named(modeset, qxl_modeset, int, 0400); + +static struct drm_driver qxl_driver; +static struct pci_driver qxl_pci_driver; + +static int +qxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + if (pdev->revision < 4) { + DRM_ERROR("qxl too old, doesn't support client_monitors_config," + " use xf86-video-qxl in user mode"); + return -EINVAL; /* TODO: ENODEV ? */ + } + return drm_get_pci_dev(pdev, ent, &qxl_driver); +} + +static void +qxl_pci_remove(struct pci_dev *pdev) +{ + struct drm_device *dev = pci_get_drvdata(pdev); + + drm_put_dev(dev); +} + +static struct pci_driver qxl_pci_driver = { + .name = DRIVER_NAME, + .id_table = pciidlist, + .probe = qxl_pci_probe, + .remove = qxl_pci_remove, +}; + +static const struct file_operations qxl_fops = { + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .unlocked_ioctl = drm_ioctl, + .poll = drm_poll, + .fasync = drm_fasync, + .mmap = qxl_mmap, +}; + +static struct drm_driver qxl_driver = { + .driver_features = DRIVER_GEM | DRIVER_MODESET | + DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED, + .dev_priv_size = 0, + .load = qxl_driver_load, + .unload = qxl_driver_unload, + + .dumb_create = qxl_mode_dumb_create, + .dumb_map_offset = qxl_mode_dumb_mmap, + .dumb_destroy = qxl_mode_dumb_destroy, +#if defined(CONFIG_DEBUG_FS) + .debugfs_init = qxl_debugfs_init, + .debugfs_cleanup = qxl_debugfs_takedown, +#endif + .gem_init_object = qxl_gem_object_init, + .gem_free_object = qxl_gem_object_free, + .gem_open_object = qxl_gem_object_open, + .gem_close_object = qxl_gem_object_close, + .fops = &qxl_fops, + .ioctls = qxl_ioctls, + .irq_handler = qxl_irq_handler, + .name = DRIVER_NAME, + .desc = DRIVER_DESC, + .date = DRIVER_DATE, + .major = 0, + .minor = 1, + .patchlevel = 0, +}; + +static int __init qxl_init(void) +{ +#ifdef CONFIG_VGA_CONSOLE + if (vgacon_text_force() && qxl_modeset == -1) + return -EINVAL; +#endif + + if (qxl_modeset == 0) + return -EINVAL; + qxl_driver.num_ioctls = qxl_max_ioctls; + return drm_pci_init(&qxl_driver, &qxl_pci_driver); +} + +static void __exit qxl_exit(void) +{ + drm_pci_exit(&qxl_driver, &qxl_pci_driver); +} + +module_init(qxl_init); +module_exit(qxl_exit); + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL and additional rights"); |