1 files changed, 145 insertions, 0 deletions

diff --git a/kernel/drivers/gpu/drm/sis/sis_drv.c b/kernel/drivers/gpu/drm/sis/sis_drv.c
new file mode 100644
index 000000000..79bce76cb
--- /dev/null
+++ b/kernel/drivers/gpu/drm/sis/sis_drv.c
@@ -0,0 +1,145 @@
+/* sis.c -- sis driver -*- linux-c -*-
+ *
+ * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * 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
+ * PRECISION INSIGHT 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/module.h>
+
+#include <drm/drmP.h>
+#include <drm/sis_drm.h>
+#include "sis_drv.h"
+
+#include <drm/drm_pciids.h>
+
+static struct pci_device_id pciidlist[] = {
+	sisdrv_PCI_IDS
+};
+
+static int sis_driver_load(struct drm_device *dev, unsigned long chipset)
+{
+	drm_sis_private_t *dev_priv;
+
+	pci_set_master(dev->pdev);
+
+	dev_priv = kzalloc(sizeof(drm_sis_private_t), GFP_KERNEL);
+	if (dev_priv == NULL)
+		return -ENOMEM;
+
+	idr_init(&dev_priv->object_idr);
+	dev->dev_private = (void *)dev_priv;
+	dev_priv->chipset = chipset;
+
+	return 0;
+}
+
+static int sis_driver_unload(struct drm_device *dev)
+{
+	drm_sis_private_t *dev_priv = dev->dev_private;
+
+	idr_destroy(&dev_priv->object_idr);
+
+	kfree(dev_priv);
+
+	return 0;
+}
+
+static const struct file_operations sis_driver_fops = {
+	.owner = THIS_MODULE,
+	.open = drm_open,
+	.release = drm_release,
+	.unlocked_ioctl = drm_ioctl,
+	.mmap = drm_legacy_mmap,
+	.poll = drm_poll,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl = drm_compat_ioctl,
+#endif
+	.llseek = noop_llseek,
+};
+
+static int sis_driver_open(struct drm_device *dev, struct drm_file *file)
+{
+	struct sis_file_private *file_priv;
+
+	DRM_DEBUG_DRIVER("\n");
+	file_priv = kmalloc(sizeof(*file_priv), GFP_KERNEL);
+	if (!file_priv)
+		return -ENOMEM;
+
+	file->driver_priv = file_priv;
+
+	INIT_LIST_HEAD(&file_priv->obj_list);
+
+	return 0;
+}
+
+static void sis_driver_postclose(struct drm_device *dev, struct drm_file *file)
+{
+	struct sis_file_private *file_priv = file->driver_priv;
+
+	kfree(file_priv);
+}
+
+static struct drm_driver driver = {
+	.driver_features = DRIVER_USE_AGP,
+	.load = sis_driver_load,
+	.unload = sis_driver_unload,
+	.open = sis_driver_open,
+	.preclose = sis_reclaim_buffers_locked,
+	.postclose = sis_driver_postclose,
+	.set_busid = drm_pci_set_busid,
+	.dma_quiescent = sis_idle,
+	.lastclose = sis_lastclose,
+	.ioctls = sis_ioctls,
+	.fops = &sis_driver_fops,
+	.name = DRIVER_NAME,
+	.desc = DRIVER_DESC,
+	.date = DRIVER_DATE,
+	.major = DRIVER_MAJOR,
+	.minor = DRIVER_MINOR,
+	.patchlevel = DRIVER_PATCHLEVEL,
+};
+
+static struct pci_driver sis_pci_driver = {
+	.name = DRIVER_NAME,
+	.id_table = pciidlist,
+};
+
+static int __init sis_init(void)
+{
+	driver.num_ioctls = sis_max_ioctl;
+	return drm_pci_init(&driver, &sis_pci_driver);
+}
+
+static void __exit sis_exit(void)
+{
+	drm_pci_exit(&driver, &sis_pci_driver);
+}
+
+module_init(sis_init);
+module_exit(sis_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL and additional rights");