122 lines
3.5 KiB
C
122 lines
3.5 KiB
C
/* via_drv.c -- VIA unichrome driver -*- linux-c -*-
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* Created: Fri Aug 12 2005 by anholt@FreeBSD.org
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*/
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/*-
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* Copyright 2005 Eric Anholt
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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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* ERIC ANHOLT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <anholt@FreeBSD.org>
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*
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*/
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#include "drmP.h"
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#include "drm.h"
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#include "via_drm.h"
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#include "via_drv.h"
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#include "drm_pciids.h"
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/* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
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static drm_pci_id_list_t via_pciidlist[] = {
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viadrv_PCI_IDS
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};
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static void via_configure(struct drm_device *dev)
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{
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dev->driver->driver_features =
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DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ;
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dev->driver->buf_priv_size = 1;
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dev->driver->load = via_driver_load;
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dev->driver->unload = via_driver_unload;
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dev->driver->context_ctor = via_init_context;
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dev->driver->context_dtor = via_final_context;
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dev->driver->get_vblank_counter = via_get_vblank_counter;
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dev->driver->enable_vblank = via_enable_vblank;
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dev->driver->disable_vblank = via_disable_vblank;
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dev->driver->irq_preinstall = via_driver_irq_preinstall;
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dev->driver->irq_postinstall = via_driver_irq_postinstall;
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dev->driver->irq_uninstall = via_driver_irq_uninstall;
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dev->driver->irq_handler = via_driver_irq_handler;
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dev->driver->dma_quiescent = via_driver_dma_quiescent;
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dev->driver->ioctls = via_ioctls;
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dev->driver->max_ioctl = via_max_ioctl;
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dev->driver->name = DRIVER_NAME;
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dev->driver->desc = DRIVER_DESC;
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dev->driver->date = DRIVER_DATE;
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dev->driver->major = DRIVER_MAJOR;
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dev->driver->minor = DRIVER_MINOR;
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dev->driver->patchlevel = DRIVER_PATCHLEVEL;
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}
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static int
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via_probe(device_t dev)
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{
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return drm_probe(dev, via_pciidlist);
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}
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static int
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via_attach(device_t nbdev)
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{
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struct drm_device *dev = device_get_softc(nbdev);
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bzero(dev, sizeof(struct drm_device));
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dev->driver = malloc(sizeof(struct drm_driver_info), M_DRM, M_NOWAIT | M_ZERO);
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via_configure(dev);
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return drm_attach(nbdev, via_pciidlist);
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}
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static int
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via_detach(device_t nbdev)
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{
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struct drm_device *dev = device_get_softc(nbdev);
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int ret;
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ret = drm_detach(nbdev);
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free(dev->driver, M_DRM);
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return ret;
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}
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static device_method_t via_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, via_probe),
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DEVMETHOD(device_attach, via_attach),
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DEVMETHOD(device_detach, via_detach),
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{ 0, 0 }
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};
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static driver_t via_driver = {
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"drm",
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via_methods,
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sizeof(struct drm_device)
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};
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extern devclass_t drm_devclass;
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DRIVER_MODULE(via, pci, via_driver, drm_devclass, 0, 0);
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MODULE_DEPEND(via, drm, 1, 1, 1);
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