freebsd-skq/sys/dev/drm/savage_drv.c

118 lines
3.3 KiB
C

/* savage_drv.c -- Savage DRI driver
*/
/*-
* Copyright 2005 Eric Anholt
* 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
* ERIC ANHOLT 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:
* Eric Anholt <anholt@FreeBSD.org>
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "dev/drm/drmP.h"
#include "dev/drm/drm.h"
#include "dev/drm/savage_drm.h"
#include "dev/drm/savage_drv.h"
#include "dev/drm/drm_pciids.h"
/* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
static drm_pci_id_list_t savage_pciidlist[] = {
savage_PCI_IDS
};
static void savage_configure(struct drm_device *dev)
{
dev->driver->driver_features =
DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
DRIVER_HAVE_DMA;
dev->driver->buf_priv_size = sizeof(drm_savage_buf_priv_t);
dev->driver->load = savage_driver_load;
dev->driver->firstopen = savage_driver_firstopen;
dev->driver->lastclose = savage_driver_lastclose;
dev->driver->unload = savage_driver_unload;
dev->driver->reclaim_buffers_locked = savage_reclaim_buffers;
dev->driver->dma_ioctl = savage_bci_buffers;
dev->driver->ioctls = savage_ioctls;
dev->driver->max_ioctl = savage_max_ioctl;
dev->driver->name = DRIVER_NAME;
dev->driver->desc = DRIVER_DESC;
dev->driver->date = DRIVER_DATE;
dev->driver->major = DRIVER_MAJOR;
dev->driver->minor = DRIVER_MINOR;
dev->driver->patchlevel = DRIVER_PATCHLEVEL;
}
static int
savage_probe(device_t kdev)
{
return drm_probe(kdev, savage_pciidlist);
}
static int
savage_attach(device_t kdev)
{
struct drm_device *dev = device_get_softc(kdev);
dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
M_WAITOK | M_ZERO);
savage_configure(dev);
return drm_attach(kdev, savage_pciidlist);
}
static int
savage_detach(device_t kdev)
{
struct drm_device *dev = device_get_softc(kdev);
int ret;
ret = drm_detach(kdev);
free(dev->driver, DRM_MEM_DRIVER);
return ret;
}
static device_method_t savage_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, savage_probe),
DEVMETHOD(device_attach, savage_attach),
DEVMETHOD(device_detach, savage_detach),
{ 0, 0 }
};
static driver_t savage_driver = {
"drm",
savage_methods,
sizeof(struct drm_device)
};
extern devclass_t drm_devclass;
DRIVER_MODULE(savage, vgapci, savage_driver, drm_devclass, 0, 0);
MODULE_DEPEND(savage, drm, 1, 1, 1);