freebsd-dev/sys/dev/drm/via_drv.c

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/* via_drv.c -- VIA unichrome driver -*- linux-c -*-
* Created: Fri Aug 12 2005 by anholt@FreeBSD.org
*/
/*-
* 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/via_drm.h"
#include "dev/drm/via_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 via_pciidlist[] = {
viadrv_PCI_IDS
};
static void via_configure(struct drm_device *dev)
{
dev->driver->driver_features =
DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ;
dev->driver->buf_priv_size = sizeof(drm_via_private_t);
dev->driver->load = via_driver_load;
dev->driver->unload = via_driver_unload;
dev->driver->lastclose = via_lastclose;
dev->driver->get_vblank_counter = via_get_vblank_counter;
dev->driver->enable_vblank = via_enable_vblank;
dev->driver->disable_vblank = via_disable_vblank;
dev->driver->irq_preinstall = via_driver_irq_preinstall;
dev->driver->irq_postinstall = via_driver_irq_postinstall;
dev->driver->irq_uninstall = via_driver_irq_uninstall;
dev->driver->irq_handler = via_driver_irq_handler;
dev->driver->dma_quiescent = via_driver_dma_quiescent;
dev->driver->ioctls = via_ioctls;
dev->driver->max_ioctl = via_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
via_probe(device_t kdev)
{
return drm_probe(kdev, via_pciidlist);
}
static int
via_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);
via_configure(dev);
return drm_attach(kdev, via_pciidlist);
}
static int
via_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 via_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, via_probe),
DEVMETHOD(device_attach, via_attach),
DEVMETHOD(device_detach, via_detach),
{ 0, 0 }
};
static driver_t via_driver = {
"drm",
via_methods,
sizeof(struct drm_device)
};
extern devclass_t drm_devclass;
DRIVER_MODULE(via, vgapci, via_driver, drm_devclass, 0, 0);
MODULE_DEPEND(via, drm, 1, 1, 1);