linux-core/r128_drv.c

   1 /* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*-
   2  * Created: Mon Dec 13 09:47:27 1999 by faith@precisioninsight.com
   3  *
   4  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
   5  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
   6  * All Rights Reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the next
  16  * paragraph) shall be included in all copies or substantial portions of the
  17  * Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  25  * OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  * Authors:
  28  *    Rickard E. (Rik) Faith <faith@valinux.com>
  29  *    Gareth Hughes <gareth@valinux.com>
  30  */
  31
  32 #include <linux/config.h>
  33 #include "drmP.h"
  34 #include "drm.h"
  35 #include "r128_drm.h"
  36 #include "r128_drv.h"
  37 #include "ati_pcigart.h"
  38
  39 #include "drm_pciids.h"
  40
  41 static int postinit( struct drm_device *dev, unsigned long flags )
  42 {
  43         DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n",
  44                 DRIVER_NAME,
  45                 DRIVER_MAJOR,
  46                 DRIVER_MINOR,
  47                 DRIVER_PATCHLEVEL,
  48                 DRIVER_DATE,
  49                 dev->minor,
  50                 pci_pretty_name(dev->pdev)
  51                 );
  52         return 0;
  53 }
  54
  55 static int version( drm_version_t *version )
  56 {
  57         int len;
  58
  59         version->version_major = DRIVER_MAJOR;
  60         version->version_minor = DRIVER_MINOR;
  61         version->version_patchlevel = DRIVER_PATCHLEVEL;
  62         DRM_COPY( version->name, DRIVER_NAME );
  63         DRM_COPY( version->date, DRIVER_DATE );
  64         DRM_COPY( version->desc, DRIVER_DESC );
  65         return 0;
  66 }
  67
  68 static struct pci_device_id pciidlist[] = {
  69         r128_PCI_IDS
  70 };
  71
  72 /* Interface history:
  73  *
  74  * ??  - ??
  75  * 2.4 - Add support for ycbcr textures (no new ioctls)
  76  * 2.5 - Add FLIP ioctl, disable FULLSCREEN.
  77  */
  78 static drm_ioctl_desc_t ioctls[] = {
  79    [DRM_IOCTL_NR(DRM_R128_INIT)]       = { r128_cce_init,     1, 1 },
  80    [DRM_IOCTL_NR(DRM_R128_CCE_START)]  = { r128_cce_start,    1, 1 },
  81    [DRM_IOCTL_NR(DRM_R128_CCE_STOP)]   = { r128_cce_stop,     1, 1 },
  82    [DRM_IOCTL_NR(DRM_R128_CCE_RESET)]  = { r128_cce_reset,    1, 1 },
  83    [DRM_IOCTL_NR(DRM_R128_CCE_IDLE)]   = { r128_cce_idle,     1, 0 },
  84    [DRM_IOCTL_NR(DRM_R128_RESET)]      = { r128_engine_reset, 1, 0 },
  85    [DRM_IOCTL_NR(DRM_R128_FULLSCREEN)] = { r128_fullscreen,   1, 0 },
  86    [DRM_IOCTL_NR(DRM_R128_SWAP)]       = { r128_cce_swap,     1, 0 },
  87    [DRM_IOCTL_NR(DRM_R128_FLIP)]       = { r128_cce_flip,     1, 0 },
  88    [DRM_IOCTL_NR(DRM_R128_CLEAR)]      = { r128_cce_clear,    1, 0 },
  89    [DRM_IOCTL_NR(DRM_R128_VERTEX)]     = { r128_cce_vertex,   1, 0 },
  90    [DRM_IOCTL_NR(DRM_R128_INDICES)]    = { r128_cce_indices,  1, 0 },
  91    [DRM_IOCTL_NR(DRM_R128_BLIT)]       = { r128_cce_blit,     1, 0 },
  92    [DRM_IOCTL_NR(DRM_R128_DEPTH)]      = { r128_cce_depth,    1, 0 },
  93    [DRM_IOCTL_NR(DRM_R128_STIPPLE)]    = { r128_cce_stipple,  1, 0 },
  94    [DRM_IOCTL_NR(DRM_R128_INDIRECT)]   = { r128_cce_indirect, 1, 1 },
  95    [DRM_IOCTL_NR(DRM_R128_GETPARAM)]   = { r128_getparam, 1, 0 },
  96 };
  97
  98 static struct drm_driver_fn driver_fn = {
  99         .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL,
 100         .dev_priv_size = sizeof(drm_r128_buf_priv_t),
 101         .prerelease = r128_driver_prerelease,
 102         .pretakedown = r128_driver_pretakedown,
 103         .vblank_wait = r128_driver_vblank_wait,
 104         .irq_preinstall = r128_driver_irq_preinstall,
 105         .irq_postinstall = r128_driver_irq_postinstall,
 106         .irq_uninstall = r128_driver_irq_uninstall,
 107         .irq_handler = r128_driver_irq_handler,
 108         .reclaim_buffers = drm_core_reclaim_buffers,
 109         .get_map_ofs = drm_core_get_map_ofs,
 110         .get_reg_ofs = drm_core_get_reg_ofs,
 111         .postinit = postinit,
 112         .version = version,
 113         .ioctls = ioctls,
 114         .num_ioctls = DRM_ARRAY_SIZE(ioctls),
 115         .dma_ioctl = r128_cce_buffers,
 116 };
 117
 118 static int probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 119 {
 120         return drm_probe(pdev, ent, &driver_fn);
 121 }
 122
 123 static struct pci_driver driver = {
 124         .name          = DRIVER_NAME,
 125         .id_table      = pciidlist,
 126         .probe         = probe,
 127         .remove        = __devexit_p(drm_cleanup_pci),
 128 };
 129
 130 static int __init r128_init(void)
 131 {
 132         return drm_init(&driver, pciidlist, &driver_fn);
 133 }
 134
 135 static void __exit r128_exit(void)
 136 {
 137         drm_exit(&driver);
 138 }
 139
 140 module_init(r128_init);
 141 module_exit(r128_exit);
 142
 143 MODULE_AUTHOR( DRIVER_AUTHOR );
 144 MODULE_DESCRIPTION( DRIVER_DESC );
 145 MODULE_LICENSE("GPL and additional rights");