Release 4.7 drivers/gpu/drm/qxl/qxl_drv.c
/* 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 "drm_crtc_helper.h"
#include "qxl_drv.h"
#include "qxl_object.h"
extern int qxl_max_ioctls;
static const struct pci_device_id 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;
int qxl_num_crtc = 4;
MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
module_param_named(modeset, qxl_modeset, int, 0400);
MODULE_PARM_DESC(num_heads, "Number of virtual crtcs to expose (default 4)");
module_param_named(num_heads, qxl_num_crtc, 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 49 | 100.00% | 1 | 100.00% |
| Total | 49 | 100.00% | 1 | 100.00% |
static void
qxl_pci_remove(struct pci_dev *pdev)
{
struct drm_device *dev = pci_get_drvdata(pdev);
drm_put_dev(dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 26 | 100.00% | 1 | 100.00% |
| Total | 26 | 100.00% | 1 | 100.00% |
static const struct file_operations qxl_fops = {
.owner = THIS_MODULE,
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = drm_ioctl,
.poll = drm_poll,
.read = drm_read,
.mmap = qxl_mmap,
};
static int qxl_drm_freeze(struct drm_device *dev)
{
struct pci_dev *pdev = dev->pdev;
struct qxl_device *qdev = dev->dev_private;
struct drm_crtc *crtc;
drm_kms_helper_poll_disable(dev);
console_lock();
qxl_fbdev_set_suspend(qdev, 1);
console_unlock();
/* unpin the front buffers */
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
if (crtc->enabled)
(*crtc_funcs->disable)(crtc);
}
qxl_destroy_monitors_object(qdev);
qxl_surf_evict(qdev);
qxl_vram_evict(qdev);
while (!qxl_check_idle(qdev->command_ring));
while (!qxl_check_idle(qdev->release_ring))
qxl_queue_garbage_collect(qdev, 1);
pci_save_state(pdev);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 139 | 99.29% | 1 | 50.00% |
| jani nikula | jani nikula | 1 | 0.71% | 1 | 50.00% |
| Total | 140 | 100.00% | 2 | 100.00% |
static int qxl_drm_resume(struct drm_device *dev, bool thaw)
{
struct qxl_device *qdev = dev->dev_private;
qdev->ram_header->int_mask = QXL_INTERRUPT_MASK;
if (!thaw) {
qxl_reinit_memslots(qdev);
qxl_ring_init_hdr(qdev->release_ring);
}
qxl_create_monitors_object(qdev);
drm_helper_resume_force_mode(dev);
console_lock();
qxl_fbdev_set_suspend(qdev, 0);
console_unlock();
drm_kms_helper_poll_enable(dev);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 81 | 100.00% | 1 | 100.00% |
| Total | 81 | 100.00% | 1 | 100.00% |
static int qxl_pm_suspend(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int error;
error = qxl_drm_freeze(drm_dev);
if (error)
return error;
pci_disable_device(pdev);
pci_set_power_state(pdev, PCI_D3hot);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 63 | 100.00% | 1 | 100.00% |
| Total | 63 | 100.00% | 1 | 100.00% |
static int qxl_pm_resume(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
if (pci_enable_device(pdev)) {
return -EIO;
}
return qxl_drm_resume(drm_dev, false);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 64 | 100.00% | 1 | 100.00% |
| Total | 64 | 100.00% | 1 | 100.00% |
static int qxl_pm_thaw(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
return qxl_drm_resume(drm_dev, true);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 39 | 100.00% | 1 | 100.00% |
| Total | 39 | 100.00% | 1 | 100.00% |
static int qxl_pm_freeze(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
return qxl_drm_freeze(drm_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 37 | 100.00% | 1 | 100.00% |
| Total | 37 | 100.00% | 1 | 100.00% |
static int qxl_pm_restore(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
struct qxl_device *qdev = drm_dev->dev_private;
qxl_io_reset(qdev);
return qxl_drm_resume(drm_dev, false);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 53 | 100.00% | 1 | 100.00% |
| Total | 53 | 100.00% | 1 | 100.00% |
static u32 qxl_noop_get_vblank_counter(struct drm_device *dev,
unsigned int pipe)
{
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| andreas pokorny | andreas pokorny | 15 | 83.33% | 1 | 33.33% |
| thierry reding | thierry reding | 2 | 11.11% | 1 | 33.33% |
| mario kleiner | mario kleiner | 1 | 5.56% | 1 | 33.33% |
| Total | 18 | 100.00% | 3 | 100.00% |
static int qxl_noop_enable_vblank(struct drm_device *dev, unsigned int pipe)
{
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| andreas pokorny | andreas pokorny | 16 | 88.89% | 1 | 50.00% |
| thierry reding | thierry reding | 2 | 11.11% | 1 | 50.00% |
| Total | 18 | 100.00% | 2 | 100.00% |
static void qxl_noop_disable_vblank(struct drm_device *dev, unsigned int pipe)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| andreas pokorny | andreas pokorny | 12 | 85.71% | 1 | 50.00% |
| thierry reding | thierry reding | 2 | 14.29% | 1 | 50.00% |
| Total | 14 | 100.00% | 2 | 100.00% |
static const struct dev_pm_ops qxl_pm_ops = {
.suspend = qxl_pm_suspend,
.resume = qxl_pm_resume,
.freeze = qxl_pm_freeze,
.thaw = qxl_pm_thaw,
.poweroff = qxl_pm_freeze,
.restore = qxl_pm_restore,
};
static struct pci_driver qxl_pci_driver = {
.name = DRIVER_NAME,
.id_table = pciidlist,
.probe = qxl_pci_probe,
.remove = qxl_pci_remove,
.driver.pm = &qxl_pm_ops,
};
static struct drm_driver qxl_driver = {
.driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME |
DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
.load = qxl_driver_load,
.unload = qxl_driver_unload,
.get_vblank_counter = qxl_noop_get_vblank_counter,
.enable_vblank = qxl_noop_enable_vblank,
.disable_vblank = qxl_noop_disable_vblank,
.set_busid = drm_pci_set_busid,
.dumb_create = qxl_mode_dumb_create,
.dumb_map_offset = qxl_mode_dumb_mmap,
.dumb_destroy = drm_gem_dumb_destroy,
#if defined(CONFIG_DEBUG_FS)
.debugfs_init = qxl_debugfs_init,
.debugfs_cleanup = qxl_debugfs_takedown,
#endif
.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
.gem_prime_export = drm_gem_prime_export,
.gem_prime_import = drm_gem_prime_import,
.gem_prime_pin = qxl_gem_prime_pin,
.gem_prime_unpin = qxl_gem_prime_unpin,
.gem_prime_get_sg_table = qxl_gem_prime_get_sg_table,
.gem_prime_import_sg_table = qxl_gem_prime_import_sg_table,
.gem_prime_vmap = qxl_gem_prime_vmap,
.gem_prime_vunmap = qxl_gem_prime_vunmap,
.gem_prime_mmap = qxl_gem_prime_mmap,
.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)
{
if (vgacon_text_force() && qxl_modeset == -1)
return -EINVAL;
if (qxl_modeset == 0)
return -EINVAL;
qxl_driver.num_ioctls = qxl_max_ioctls;
return drm_pci_init(&qxl_driver, &qxl_pci_driver);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 49 | 100.00% | 1 | 100.00% |
| Total | 49 | 100.00% | 1 | 100.00% |
static void __exit qxl_exit(void)
{
drm_pci_exit(&qxl_driver, &qxl_pci_driver);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 18 | 100.00% | 1 | 100.00% |
| Total | 18 | 100.00% | 1 | 100.00% |
module_init(qxl_init);
module_exit(qxl_exit);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL and additional rights");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 1014 | 87.87% | 4 | 33.33% |
| andreas pokorny | andreas pokorny | 120 | 10.40% | 2 | 16.67% |
| thierry reding | thierry reding | 6 | 0.52% | 1 | 8.33% |
| benoit taine | benoit taine | 6 | 0.52% | 1 | 8.33% |
| david herrmann | david herrmann | 5 | 0.43% | 1 | 8.33% |
| jani nikula | jani nikula | 1 | 0.09% | 1 | 8.33% |
| mario kleiner | mario kleiner | 1 | 0.09% | 1 | 8.33% |
| daniel vetter | daniel vetter | 1 | 0.09% | 1 | 8.33% |
| Total | 1154 | 100.00% | 12 | 100.00% |
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