FreeBSD/Linux Kernel Cross Reference
sys/dev/drm/r128_drv.c

     /* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*-
      * Created: Mon Dec 13 09:47:27 1999 by faith@precisioninsight.com
      */
     /*-
      * 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
     * VA LINUX SYSTEMS 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.
     *
     * Authors:
     *    Rickard E. (Rik) Faith <faith@valinux.com>
     *    Gareth Hughes <gareth@valinux.com>
     *
     */
    
    #include <sys/cdefs.h>
    __FBSDID("$FreeBSD$");
    
    #include "dev/drm/drmP.h"
    #include "dev/drm/drm.h"
    #include "dev/drm/r128_drm.h"
    #include "dev/drm/r128_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 r128_pciidlist[] = {
            r128_PCI_IDS
    };
    
    static void r128_configure(struct drm_device *dev)
    {
            dev->driver->driver_features =
                DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
                DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
    
            dev->driver->buf_priv_size      = sizeof(drm_r128_buf_priv_t);
            dev->driver->load               = r128_driver_load;
            dev->driver->preclose           = r128_driver_preclose;
            dev->driver->lastclose          = r128_driver_lastclose;
            dev->driver->get_vblank_counter = r128_get_vblank_counter;
            dev->driver->enable_vblank      = r128_enable_vblank;
            dev->driver->disable_vblank     = r128_disable_vblank;
            dev->driver->irq_preinstall     = r128_driver_irq_preinstall;
            dev->driver->irq_postinstall    = r128_driver_irq_postinstall;
            dev->driver->irq_uninstall      = r128_driver_irq_uninstall;
            dev->driver->irq_handler        = r128_driver_irq_handler;
            dev->driver->dma_ioctl          = r128_cce_buffers;
    
            dev->driver->ioctls             = r128_ioctls;
            dev->driver->max_ioctl          = r128_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
    r128_probe(device_t kdev)
    {
            return drm_probe(kdev, r128_pciidlist);
    }
    
    static int
    r128_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);
    
            r128_configure(dev);
    
            return drm_attach(kdev, r128_pciidlist);
    }
    
    int r128_driver_load(struct drm_device * dev, unsigned long flags)
    {
            return drm_vblank_init(dev, 1);
   }
   
   static int
   r128_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 r128_methods[] = {
           /* Device interface */
           DEVMETHOD(device_probe,         r128_probe),
           DEVMETHOD(device_attach,        r128_attach),
           DEVMETHOD(device_detach,        r128_detach),
   
           { 0, 0 }
   };
   
   static driver_t r128_driver = {
           "drm",
           r128_methods,
           sizeof(struct drm_device)
   };
   
   extern devclass_t drm_devclass;
   #if __FreeBSD_version >= 700010
   DRIVER_MODULE(r128, vgapci, r128_driver, drm_devclass, 0, 0);
   #else
   DRIVER_MODULE(r128, pci, r128_driver, drm_devclass, 0, 0);
   #endif
   MODULE_DEPEND(r128, drm, 1, 1, 1);

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