linux-core/radeon_ms_drv.c

   1 /*
   2  * Copyright 2007 Jerome Glisse.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  */
  24 /*
  25  * Authors:
  26  *    Jerome Glisse <glisse@freedesktop.org>
  27  */
  28 #include "drm_pciids.h"
  29 #include "radeon_ms.h"
  30
  31 extern struct drm_fence_driver r3xx_fence_driver;
  32 extern struct drm_bo_driver radeon_ms_bo_driver;
  33 extern struct drm_ioctl_desc radeon_ms_ioctls[];
  34 extern int radeon_ms_num_ioctls;
  35
  36 static int radeon_ms_driver_dri_library_name(struct drm_device * dev,
  37                                              char * buf);
  38 static int radeon_ms_driver_probe(struct pci_dev *pdev,
  39                                   const struct pci_device_id *ent);
  40
  41 static struct pci_device_id pciidlist[] = {
  42         radeon_ms_PCI_IDS
  43 };
  44
  45 static struct drm_driver driver = {
  46         .load = radeon_ms_driver_load,
  47         .firstopen = NULL,
  48         .open = radeon_ms_driver_open,
  49         .preclose = NULL,
  50         .postclose = NULL,
  51         .lastclose = radeon_ms_driver_lastclose,
  52         .unload = radeon_ms_driver_unload,
  53         .dma_ioctl = radeon_ms_driver_dma_ioctl,
  54         .dma_ready = NULL,
  55         .dma_quiescent = NULL,
  56         .context_ctor = NULL,
  57         .context_dtor = NULL,
  58         .kernel_context_switch = NULL,
  59         .kernel_context_switch_unlock = NULL,
  60         .dri_library_name = radeon_ms_driver_dri_library_name,
  61         .device_is_agp = NULL,
  62         .irq_handler = radeon_ms_irq_handler,
  63         .irq_preinstall = radeon_ms_irq_preinstall,
  64         .irq_postinstall = radeon_ms_irq_postinstall,
  65         .irq_uninstall = radeon_ms_irq_uninstall,
  66         .reclaim_buffers = drm_core_reclaim_buffers,
  67         .reclaim_buffers_locked = NULL,
  68         .reclaim_buffers_idlelocked = NULL,
  69         .get_map_ofs = drm_core_get_map_ofs,
  70         .get_reg_ofs = drm_core_get_reg_ofs,
  71         .set_version = NULL,
  72         .fb_probe = radeonfb_probe,
  73         .fb_remove = radeonfb_remove,
  74         .fence_driver = &r3xx_fence_driver,
  75         .bo_driver = &radeon_ms_bo_driver,
  76         .major = DRIVER_MAJOR,
  77         .minor = DRIVER_MINOR,
  78         .patchlevel = DRIVER_PATCHLEVEL,
  79         .name = DRIVER_NAME,
  80         .desc = DRIVER_DESC,
  81         .date = DRIVER_DATE,
  82         .driver_features =
  83             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
  84             DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
  85         .dev_priv_size = 0,
  86         .ioctls = radeon_ms_ioctls,
  87         .num_ioctls = 0,
  88         .fops = {
  89                 .owner = THIS_MODULE,
  90                 .open = drm_open,
  91                 .release = drm_release,
  92                 .ioctl = drm_ioctl,
  93                 .mmap = drm_mmap,
  94                 .poll = drm_poll,
  95                 .fasync = drm_fasync,
  96 #if defined(CONFIG_COMPAT) && LINUX_VERSION_CODE > KERNEL_VERSION(2,6,9)
  97                 .compat_ioctl = radeon_ms_compat_ioctl,
  98 #endif
  99                 },
 100         .pci_driver = {
 101                 .name = DRIVER_NAME,
 102                 .id_table = pciidlist,
 103                 .probe = radeon_ms_driver_probe,
 104                 .remove = __devexit_p(drm_cleanup_pci),
 105         },
 106 };
 107
 108 static int radeon_ms_driver_probe(struct pci_dev *pdev,
 109                                   const struct pci_device_id *ent)
 110 {
 111         return drm_get_dev(pdev, ent, &driver);
 112 }
 113
 114 static int radeon_ms_driver_dri_library_name(struct drm_device * dev,
 115                                              char * buf)
 116 {
 117         struct drm_radeon_private *dev_priv = dev->dev_private;
 118         int ret;
 119
 120         switch (dev_priv->family) {
 121         default:
 122                 ret = snprintf(buf, PAGE_SIZE, "\n");
 123         }
 124         return ret;
 125 }
 126
 127 static void __exit radeon_ms_driver_exit(void)
 128 {
 129         drm_exit(&driver);
 130 }
 131
 132 static int __init radeon_ms_driver_init(void)
 133 {
 134         driver.num_ioctls = radeon_ms_num_ioctls;
 135         driver.driver_features |= DRIVER_MODESET;
 136         return drm_init(&driver, pciidlist);
 137 }
 138
 139 module_init(radeon_ms_driver_init);
 140 module_exit(radeon_ms_driver_exit);
 141
 142 MODULE_AUTHOR(DRIVER_AUTHOR);
 143 MODULE_DESCRIPTION(DRIVER_DESC);
 144 MODULE_LICENSE("GPL and additional rights");