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/* mach64_drv.c -- mach64 (Rage Pro) driver -*- linux-c -*-
 * Created: Fri Nov 24 18:34:32 2000 by gareth@valinux.com
 *
 * Copyright 2000 Gareth Hughes
 * 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
 * GARETH HUGHES 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:
 *    Gareth Hughes <gareth@valinux.com>
 *    Leif Delgass <ldelgass@retinalburn.net>
 */

#include "drmP.h"
#include "drm.h"
#include "mach64_drm.h"
#include "mach64_drv.h"

#include "drm_pciids.h"

static struct pci_device_id pciidlist[] = {
	mach64_PCI_IDS
};

static int probe(struct pci_dev *pdev, const struct pci_device_id *ent);
static struct drm_driver driver = {
	.driver_features =
	    DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_HAVE_DMA
	    | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
	.lastclose = mach64_driver_lastclose,
	.get_vblank_counter = mach64_get_vblank_counter,
	.enable_vblank = mach64_enable_vblank,
	.disable_vblank = mach64_disable_vblank,
	.irq_preinstall = mach64_driver_irq_preinstall,
	.irq_postinstall = mach64_driver_irq_postinstall,
	.irq_uninstall = mach64_driver_irq_uninstall,
	.irq_handler = mach64_driver_irq_handler,
	.reclaim_buffers = drm_core_reclaim_buffers,
	.get_map_ofs = drm_core_get_map_ofs,
	.get_reg_ofs = drm_core_get_reg_ofs,
	.ioctls = mach64_ioctls,
	.dma_ioctl = mach64_dma_buffers,
	.fops = {
		.owner = THIS_MODULE,
		.open = drm_open,
		.release = drm_release,
		.ioctl = drm_ioctl,
		.mmap = drm_mmap,
		.poll = drm_poll,
		.fasync = drm_fasync,
		},
	.pci_driver = {
		.name = DRIVER_NAME,
		.id_table = pciidlist,
		.probe = probe,
		.remove = __devexit_p(drm_cleanup_pci),
	},

	.name = DRIVER_NAME,
	.desc = DRIVER_DESC,
	.date = DRIVER_DATE,
	.major = DRIVER_MAJOR,
	.minor = DRIVER_MINOR,
	.patchlevel = DRIVER_PATCHLEVEL,
};

static int probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
	return drm_get_dev(pdev, ent, &driver);
}


static int __init mach64_init(void)
{
	driver.num_ioctls = mach64_max_ioctl;
	return drm_init(&driver, pciidlist);
}

static void __exit mach64_exit(void)
{
	drm_exit(&driver);
}

module_init(mach64_init);
module_exit(mach64_exit);

MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL and additional rights");
, arg3) \ copy_to_user(arg1, arg2, arg3) /* Macros for copyfrom user, but checking readability only once */ #define DRM_VERIFYAREA_READ( uaddr, size ) \ (access_ok( VERIFY_READ, uaddr, size) ? 0 : -EFAULT) #define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ __copy_from_user(arg1, arg2, arg3) #define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3) \ __copy_to_user(arg1, arg2, arg3) #define DRM_GET_USER_UNCHECKED(val, uaddr) \ __get_user(val, uaddr) #define DRM_GET_PRIV_WITH_RETURN(_priv, _filp) _priv = _filp->private_data /** * Get the pointer to the SAREA. * * Searches the SAREA on the mapping lists and points drm_device::sarea to it. */ #define DRM_GETSAREA() \ do { \ drm_map_list_t *entry; \ list_for_each_entry( entry, &dev->maplist->head, head ) { \ if ( entry->map && \ entry->map->type == _DRM_SHM && \ (entry->map->flags & _DRM_CONTAINS_LOCK) ) { \ dev_priv->sarea = entry->map; \ break; \ } \ } \ } while (0) #define DRM_HZ HZ #define DRM_WAIT_ON( ret, queue, timeout, condition ) \ do { \ DECLARE_WAITQUEUE(entry, current); \ unsigned long end = jiffies + (timeout); \ add_wait_queue(&(queue), &entry); \ \ for (;;) { \ __set_current_state(TASK_INTERRUPTIBLE); \ if (condition) \ break; \ if (time_after_eq(jiffies, end)) { \ ret = -EBUSY; \ break; \ } \ schedule_timeout((HZ/100 > 1) ? HZ/100 : 1); \ if (signal_pending(current)) { \ ret = -EINTR; \ break; \ } \ } \ __set_current_state(TASK_RUNNING); \ remove_wait_queue(&(queue), &entry); \ } while (0) #define DRM_WAKEUP( queue ) wake_up_interruptible( queue ) #define DRM_INIT_WAITQUEUE( queue ) init_waitqueue_head( queue )