linux-core/radeon_drv.c

   1 /**
   2  * \file radeon_drv.c
   3  * ATI Radeon driver
   4  *
   5  * \author Gareth Hughes <gareth@valinux.com>
   6  */
   7
   8 /*
   9  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
  10  * All Rights Reserved.
  11  *
  12  * Permission is hereby granted, free of charge, to any person obtaining a
  13  * copy of this software and associated documentation files (the "Software"),
  14  * to deal in the Software without restriction, including without limitation
  15  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  16  * and/or sell copies of the Software, and to permit persons to whom the
  17  * Software is furnished to do so, subject to the following conditions:
  18  *
  19  * The above copyright notice and this permission notice (including the next
  20  * paragraph) shall be included in all copies or substantial portions of the
  21  * Software.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  24  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  25  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  26  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  27  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  28  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  29  * OTHER DEALINGS IN THE SOFTWARE.
  30  */
  31
  32 #include "drmP.h"
  33 #include "drm.h"
  34 #include "radeon_drm.h"
  35 #include "radeon_drv.h"
  36
  37 #include "drm_pciids.h"
  38
  39 int radeon_no_wb;
  40 int radeon_dynclks = -1;
  41 int radeon_r4xx_atom = 0;
  42 int radeon_agpmode = 0;
  43
  44 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers\n");
  45 module_param_named(no_wb, radeon_no_wb, int, 0444);
  46
  47 unsigned int radeon_modeset = 0;
  48 module_param_named(modeset, radeon_modeset, int, 0400);
  49
  50 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
  51 module_param_named(dynclks, radeon_dynclks, int, 0444);
  52
  53 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
  54 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
  55
  56 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
  57 module_param_named(agpmode, radeon_agpmode, int, 0444);
  58
  59
  60 static int dri_library_name(struct drm_device * dev, char * buf)
  61 {
  62         drm_radeon_private_t *dev_priv = dev->dev_private;
  63         int family;
  64
  65         if (!dev_priv)
  66                 return 0;
  67
  68         family = dev_priv->flags & RADEON_FAMILY_MASK;
  69         return snprintf(buf, PAGE_SIZE, "%s\n",
  70                 (family < CHIP_R200) ? "radeon" :
  71                 ((family < CHIP_R300) ? "r200" :
  72                 "r300"));
  73 }
  74
  75 static struct pci_device_id pciidlist[] = {
  76         radeon_PCI_IDS
  77 };
  78
  79 extern struct drm_fence_driver radeon_fence_driver;
  80
  81 static uint32_t radeon_mem_prios[] = {DRM_BO_MEM_VRAM, DRM_BO_MEM_TT, DRM_BO_MEM_LOCAL};
  82 static uint32_t radeon_busy_prios[] = {DRM_BO_MEM_TT, DRM_BO_MEM_VRAM, DRM_BO_MEM_LOCAL};
  83
  84 static struct drm_bo_driver radeon_bo_driver = {
  85         .mem_type_prio = radeon_mem_prios,
  86         .mem_busy_prio = radeon_busy_prios,
  87         .num_mem_type_prio = sizeof(radeon_mem_prios)/sizeof(uint32_t),
  88         .num_mem_busy_prio = sizeof(radeon_busy_prios)/sizeof(uint32_t),
  89         .create_ttm_backend_entry = radeon_create_ttm_backend_entry,
  90         .fence_type = radeon_fence_types,
  91         .invalidate_caches = radeon_invalidate_caches,
  92         .init_mem_type = radeon_init_mem_type,
  93         .move = radeon_move,
  94         .evict_flags = radeon_evict_flags,
  95 };
  96
  97 static int probe(struct pci_dev *pdev, const struct pci_device_id *ent);
  98 static struct drm_driver driver = {
  99         .driver_features =
 100             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
 101             DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
 102         .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
 103         .load = radeon_driver_load,
 104         .firstopen = radeon_driver_firstopen,
 105         .open = radeon_driver_open,
 106         .preclose = radeon_driver_preclose,
 107         .postclose = radeon_driver_postclose,
 108         .lastclose = radeon_driver_lastclose,
 109         .unload = radeon_driver_unload,
 110         .suspend = radeon_suspend,
 111         .resume = radeon_resume,
 112         .get_vblank_counter = radeon_get_vblank_counter,
 113         .enable_vblank = radeon_enable_vblank,
 114         .disable_vblank = radeon_disable_vblank,
 115         .dri_library_name = dri_library_name,
 116         .irq_preinstall = radeon_driver_irq_preinstall,
 117         .irq_postinstall = radeon_driver_irq_postinstall,
 118         .irq_uninstall = radeon_driver_irq_uninstall,
 119         .irq_handler = radeon_driver_irq_handler,
 120         .reclaim_buffers = drm_core_reclaim_buffers,
 121         .get_map_ofs = drm_core_get_map_ofs,
 122         .get_reg_ofs = drm_core_get_reg_ofs,
 123         .ioctls = radeon_ioctls,
 124         .gem_init_object = radeon_gem_init_object,
 125         .gem_free_object = radeon_gem_free_object,
 126         .dma_ioctl = radeon_cp_buffers,
 127         .master_create = radeon_master_create,
 128         .master_destroy = radeon_master_destroy,
 129         .proc_init = radeon_gem_proc_init,
 130         .proc_cleanup = radeon_gem_proc_cleanup,
 131         .fops = {
 132                 .owner = THIS_MODULE,
 133                 .open = drm_open,
 134                 .release = drm_release,
 135                 .ioctl = drm_ioctl,
 136                 .mmap = drm_mmap,
 137                 .poll = drm_poll,
 138                 .fasync = drm_fasync,
 139 #if defined(CONFIG_COMPAT) && LINUX_VERSION_CODE > KERNEL_VERSION(2,6,9)
 140                 .compat_ioctl = radeon_compat_ioctl,
 141 #endif
 142                 },
 143         .pci_driver = {
 144                 .name = DRIVER_NAME,
 145                 .id_table = pciidlist,
 146                 .probe = probe,
 147                 .remove = __devexit_p(drm_cleanup_pci),
 148         },
 149
 150         .fence_driver = &radeon_fence_driver,
 151         .bo_driver = &radeon_bo_driver,
 152
 153         .name = DRIVER_NAME,
 154         .desc = DRIVER_DESC,
 155         .date = DRIVER_DATE,
 156         .major = DRIVER_MAJOR,
 157         .minor = DRIVER_MINOR,
 158         .patchlevel = DRIVER_PATCHLEVEL,
 159 };
 160
 161 static int probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 162 {
 163         return drm_get_dev(pdev, ent, &driver);
 164 }
 165
 166 static int __init radeon_init(void)
 167 {
 168         driver.num_ioctls = radeon_max_ioctl;
 169
 170         if (radeon_modeset == 1)
 171                 driver.driver_features |= DRIVER_MODESET;
 172
 173         return drm_init(&driver, pciidlist);
 174 }
 175
 176 static void __exit radeon_exit(void)
 177 {
 178         drm_exit(&driver);
 179 }
 180
 181 module_init(radeon_init);
 182 module_exit(radeon_exit);
 183
 184 MODULE_AUTHOR(DRIVER_AUTHOR);
 185 MODULE_DESCRIPTION(DRIVER_DESC);
 186 MODULE_LICENSE("GPL and additional rights");