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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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118 lines
3.2 KiB
C
118 lines
3.2 KiB
C
/* sis.c -- sis driver -*- linux-c -*-
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*
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* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "drmP.h"
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#include "sis_drm.h"
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#include "sis_drv.h"
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#include "drm_pciids.h"
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static struct pci_device_id pciidlist[] = {
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sisdrv_PCI_IDS
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};
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static int sis_driver_load(struct drm_device *dev, unsigned long chipset)
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{
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drm_sis_private_t *dev_priv;
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int ret;
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dev_priv = drm_calloc(1, sizeof(drm_sis_private_t), DRM_MEM_DRIVER);
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if (dev_priv == NULL)
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return DRM_ERR(ENOMEM);
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dev->dev_private = (void *)dev_priv;
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dev_priv->chipset = chipset;
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ret = drm_sman_init(&dev_priv->sman, 2, 12, 8);
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if (ret) {
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drm_free(dev_priv, sizeof(dev_priv), DRM_MEM_DRIVER);
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}
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return ret;
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}
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static int sis_driver_unload(struct drm_device *dev)
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{
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drm_sis_private_t *dev_priv = dev->dev_private;
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drm_sman_takedown(&dev_priv->sman);
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drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER);
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return 0;
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}
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static struct drm_driver driver = {
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.driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR,
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.load = sis_driver_load,
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.unload = sis_driver_unload,
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.context_dtor = NULL,
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.dma_quiescent = sis_idle,
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.reclaim_buffers = NULL,
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.reclaim_buffers_idlelocked = sis_reclaim_buffers_locked,
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.lastclose = sis_lastclose,
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.get_map_ofs = drm_core_get_map_ofs,
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.get_reg_ofs = drm_core_get_reg_ofs,
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.ioctls = sis_ioctls,
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.fops = {
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.owner = THIS_MODULE,
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.open = drm_open,
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.release = drm_release,
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.ioctl = drm_ioctl,
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.mmap = drm_mmap,
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.poll = drm_poll,
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.fasync = drm_fasync,
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},
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.pci_driver = {
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.name = DRIVER_NAME,
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.id_table = pciidlist,
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},
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.name = DRIVER_NAME,
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.desc = DRIVER_DESC,
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.date = DRIVER_DATE,
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.major = DRIVER_MAJOR,
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.minor = DRIVER_MINOR,
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.patchlevel = DRIVER_PATCHLEVEL,
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};
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static int __init sis_init(void)
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{
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driver.num_ioctls = sis_max_ioctl;
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return drm_init(&driver);
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}
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static void __exit sis_exit(void)
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{
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drm_exit(&driver);
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}
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module_init(sis_init);
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module_exit(sis_exit);
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MODULE_AUTHOR(DRIVER_AUTHOR);
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MODULE_DESCRIPTION(DRIVER_DESC);
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MODULE_LICENSE("GPL and additional rights");
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