Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 /*
  2  * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
  3  * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license,
  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
 13  * next paragraph) shall be included in all copies or substantial portions
 14  * of the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
 19  * VIA, S3 GRAPHICS, 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 #include "drmP.h"
 26 #include "via_drm.h"
 27 #include "via_drv.h"
 28 
 29 #include "drm_pciids.h"
 30 
 31 static struct pci_device_id pciidlist[] = {
 32         viadrv_PCI_IDS
 33 };
 34 
 35 static struct drm_driver driver = {
 36         .driver_features =
 37             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ |
 38             DRIVER_IRQ_SHARED,
 39         .load = via_driver_load,
 40         .unload = via_driver_unload,
 41         .context_dtor = via_final_context,
 42         .get_vblank_counter = via_get_vblank_counter,
 43         .enable_vblank = via_enable_vblank,
 44         .disable_vblank = via_disable_vblank,
 45         .irq_preinstall = via_driver_irq_preinstall,
 46         .irq_postinstall = via_driver_irq_postinstall,
 47         .irq_uninstall = via_driver_irq_uninstall,
 48         .irq_handler = via_driver_irq_handler,
 49         .dma_quiescent = via_driver_dma_quiescent,
 50         .reclaim_buffers = drm_core_reclaim_buffers,
 51         .reclaim_buffers_locked = NULL,
 52         .reclaim_buffers_idlelocked = via_reclaim_buffers_locked,
 53         .lastclose = via_lastclose,
 54         .get_map_ofs = drm_core_get_map_ofs,
 55         .get_reg_ofs = drm_core_get_reg_ofs,
 56         .ioctls = via_ioctls,
 57         .fops = {
 58                 .owner = THIS_MODULE,
 59                 .open = drm_open,
 60                 .release = drm_release,
 61                 .ioctl = drm_ioctl,
 62                 .mmap = drm_mmap,
 63                 .poll = drm_poll,
 64                 .fasync = drm_fasync,
 65                 },
 66         .pci_driver = {
 67                 .name = DRIVER_NAME,
 68                 .id_table = pciidlist,
 69         },
 70 
 71         .name = DRIVER_NAME,
 72         .desc = DRIVER_DESC,
 73         .date = DRIVER_DATE,
 74         .major = DRIVER_MAJOR,
 75         .minor = DRIVER_MINOR,
 76         .patchlevel = DRIVER_PATCHLEVEL,
 77 };
 78 
 79 static int __init via_init(void)
 80 {
 81         driver.num_ioctls = via_max_ioctl;
 82         via_init_command_verifier();
 83         return drm_init(&driver);
 84 }
 85 
 86 static void __exit via_exit(void)
 87 {
 88         drm_exit(&driver);
 89 }
 90 
 91 module_init(via_init);
 92 module_exit(via_exit);
 93 
 94 MODULE_AUTHOR(DRIVER_AUTHOR);
 95 MODULE_DESCRIPTION(DRIVER_DESC);
 96 MODULE_LICENSE("GPL and additional rights");
 97 
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