Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 203 insertions, 0 deletions

diff --git a/drivers/gpu/drm/vboxvideo/vbox_drv.c b/drivers/gpu/drm/vboxvideo/vbox_drv.c
new file mode 100644
index 000000000..cd9e66a06
--- /dev/null
+++ b/drivers/gpu/drm/vboxvideo/vbox_drv.c
@@ -0,0 +1,203 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright (C) 2013-2017 Oracle Corporation
+ * This file is based on ast_drv.c
+ * Copyright 2012 Red Hat Inc.
+ * Authors: Dave Airlie <airlied@redhat.com>
+ *          Michael Thayer <michael.thayer@oracle.com,
+ *          Hans de Goede <hdegoede@redhat.com>
+ */
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/vt_kern.h>
+
+#include <drm/drm_aperture.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_fbdev_generic.h>
+#include <drm/drm_file.h>
+#include <drm/drm_ioctl.h>
+#include <drm/drm_managed.h>
+#include <drm/drm_modeset_helper.h>
+#include <drm/drm_module.h>
+
+#include "vbox_drv.h"
+
+static int vbox_modeset = -1;
+
+MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
+module_param_named(modeset, vbox_modeset, int, 0400);
+
+static const struct drm_driver driver;
+
+static const struct pci_device_id pciidlist[] = {
+	{ PCI_DEVICE(0x80ee, 0xbeef) },
+	{ }
+};
+MODULE_DEVICE_TABLE(pci, pciidlist);
+
+static int vbox_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+	struct vbox_private *vbox;
+	int ret = 0;
+
+	if (!vbox_check_supported(VBE_DISPI_ID_HGSMI))
+		return -ENODEV;
+
+	ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &driver);
+	if (ret)
+		return ret;
+
+	vbox = devm_drm_dev_alloc(&pdev->dev, &driver,
+				  struct vbox_private, ddev);
+	if (IS_ERR(vbox))
+		return PTR_ERR(vbox);
+
+	pci_set_drvdata(pdev, vbox);
+	mutex_init(&vbox->hw_mutex);
+
+	ret = pcim_enable_device(pdev);
+	if (ret)
+		return ret;
+
+	ret = vbox_hw_init(vbox);
+	if (ret)
+		return ret;
+
+	ret = vbox_mm_init(vbox);
+	if (ret)
+		goto err_hw_fini;
+
+	ret = vbox_mode_init(vbox);
+	if (ret)
+		goto err_hw_fini;
+
+	ret = vbox_irq_init(vbox);
+	if (ret)
+		goto err_mode_fini;
+
+	ret = drm_dev_register(&vbox->ddev, 0);
+	if (ret)
+		goto err_irq_fini;
+
+	drm_fbdev_generic_setup(&vbox->ddev, 32);
+
+	return 0;
+
+err_irq_fini:
+	vbox_irq_fini(vbox);
+err_mode_fini:
+	vbox_mode_fini(vbox);
+err_hw_fini:
+	vbox_hw_fini(vbox);
+	return ret;
+}
+
+static void vbox_pci_remove(struct pci_dev *pdev)
+{
+	struct vbox_private *vbox = pci_get_drvdata(pdev);
+
+	drm_dev_unregister(&vbox->ddev);
+	drm_atomic_helper_shutdown(&vbox->ddev);
+	vbox_irq_fini(vbox);
+	vbox_mode_fini(vbox);
+	vbox_hw_fini(vbox);
+}
+
+static void vbox_pci_shutdown(struct pci_dev *pdev)
+{
+	struct vbox_private *vbox = pci_get_drvdata(pdev);
+
+	drm_atomic_helper_shutdown(&vbox->ddev);
+}
+
+static int vbox_pm_suspend(struct device *dev)
+{
+	struct vbox_private *vbox = dev_get_drvdata(dev);
+	struct pci_dev *pdev = to_pci_dev(dev);
+	int error;
+
+	error = drm_mode_config_helper_suspend(&vbox->ddev);
+	if (error)
+		return error;
+
+	pci_save_state(pdev);
+	pci_disable_device(pdev);
+	pci_set_power_state(pdev, PCI_D3hot);
+
+	return 0;
+}
+
+static int vbox_pm_resume(struct device *dev)
+{
+	struct vbox_private *vbox = dev_get_drvdata(dev);
+	struct pci_dev *pdev = to_pci_dev(dev);
+
+	if (pci_enable_device(pdev))
+		return -EIO;
+
+	return drm_mode_config_helper_resume(&vbox->ddev);
+}
+
+static int vbox_pm_freeze(struct device *dev)
+{
+	struct vbox_private *vbox = dev_get_drvdata(dev);
+
+	return drm_mode_config_helper_suspend(&vbox->ddev);
+}
+
+static int vbox_pm_thaw(struct device *dev)
+{
+	struct vbox_private *vbox = dev_get_drvdata(dev);
+
+	return drm_mode_config_helper_resume(&vbox->ddev);
+}
+
+static int vbox_pm_poweroff(struct device *dev)
+{
+	struct vbox_private *vbox = dev_get_drvdata(dev);
+
+	return drm_mode_config_helper_suspend(&vbox->ddev);
+}
+
+static const struct dev_pm_ops vbox_pm_ops = {
+	.suspend = vbox_pm_suspend,
+	.resume = vbox_pm_resume,
+	.freeze = vbox_pm_freeze,
+	.thaw = vbox_pm_thaw,
+	.poweroff = vbox_pm_poweroff,
+	.restore = vbox_pm_resume,
+};
+
+static struct pci_driver vbox_pci_driver = {
+	.name = DRIVER_NAME,
+	.id_table = pciidlist,
+	.probe = vbox_pci_probe,
+	.remove = vbox_pci_remove,
+	.shutdown = vbox_pci_shutdown,
+	.driver.pm = pm_sleep_ptr(&vbox_pm_ops),
+};
+
+DEFINE_DRM_GEM_FOPS(vbox_fops);
+
+static const struct drm_driver driver = {
+	.driver_features =
+	    DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC | DRIVER_CURSOR_HOTSPOT,
+
+	.fops = &vbox_fops,
+	.name = DRIVER_NAME,
+	.desc = DRIVER_DESC,
+	.date = DRIVER_DATE,
+	.major = DRIVER_MAJOR,
+	.minor = DRIVER_MINOR,
+	.patchlevel = DRIVER_PATCHLEVEL,
+
+	DRM_GEM_VRAM_DRIVER,
+};
+
+drm_module_pci_driver_if_modeset(vbox_pci_driver, vbox_modeset);
+
+MODULE_AUTHOR("Oracle Corporation");
+MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>");
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL and additional rights");