diff options
Diffstat (limited to 'nouveau/nouveau_device.c')
| -rw-r--r-- | nouveau/nouveau_device.c | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/nouveau/nouveau_device.c b/nouveau/nouveau_device.c deleted file mode 100644 index 425c5d29..00000000 --- a/nouveau/nouveau_device.c +++ /dev/null @@ -1,198 +0,0 @@ -/* - * Copyright 2007 Nouveau Project - * - * 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 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 - * THE AUTHORS 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. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <errno.h> - -#include "nouveau_private.h" - -int -nouveau_device_open_existing(struct nouveau_device **dev, int close, - int fd, drm_context_t ctx) -{ - struct nouveau_device_priv *nvdev; - drmVersionPtr ver; - uint64_t value; - int ret; - - if (!dev || *dev) - return -EINVAL; - - nvdev = calloc(1, sizeof(*nvdev)); - if (!nvdev) - return -ENOMEM; - nvdev->fd = fd; - nvdev->ctx = ctx; - nvdev->needs_close = close; - - ver = drmGetVersion(fd); - if (!ver) { - nouveau_device_close((void *)&nvdev); - return -EINVAL; - } - - if ((ver->version_major == 0 && ver->version_patchlevel != 16) || - ver->version_major > 1) { - nouveau_device_close((void *)&nvdev); - return -EINVAL; - } - - drmFreeVersion(ver); - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_VM_VRAM_BASE, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.vm_vram_base = value; - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_FB_SIZE, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.vm_vram_size = value; - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_AGP_SIZE, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.vm_gart_size = value; - - ret = nouveau_bo_init(&nvdev->base); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_CHIPSET_ID, &value); - if (ret) { - nouveau_device_close((void *)&nvdev); - return ret; - } - nvdev->base.chipset = value; - - ret = nouveau_device_get_param(&nvdev->base, - NOUVEAU_GETPARAM_HAS_BO_USAGE, &value); - if (!ret) - nvdev->has_bo_usage = value; - - *dev = &nvdev->base; - return 0; -} - -int -nouveau_device_open(struct nouveau_device **dev, const char *busid) -{ - drm_context_t ctx; - int fd, ret; - - if (!dev || *dev) - return -EINVAL; - - fd = drmOpen("nouveau", busid); - if (fd < 0) - return -EINVAL; - - ret = drmCreateContext(fd, &ctx); - if (ret) { - drmClose(fd); - return ret; - } - - ret = nouveau_device_open_existing(dev, 1, fd, ctx); - if (ret) { - drmDestroyContext(fd, ctx); - drmClose(fd); - return ret; - } - - return 0; -} - -void -nouveau_device_close(struct nouveau_device **dev) -{ - struct nouveau_device_priv *nvdev; - - if (!dev || !*dev) - return; - nvdev = nouveau_device(*dev); - *dev = NULL; - - nouveau_bo_takedown(&nvdev->base); - - if (nvdev->needs_close) { - drmDestroyContext(nvdev->fd, nvdev->ctx); - drmClose(nvdev->fd); - } - free(nvdev); -} - -int -nouveau_device_get_param(struct nouveau_device *dev, - uint64_t param, uint64_t *value) -{ - struct nouveau_device_priv *nvdev = nouveau_device(dev); - struct drm_nouveau_getparam g; - int ret; - - if (!nvdev || !value) - return -EINVAL; - - g.param = param; - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_GETPARAM, - &g, sizeof(g)); - if (ret) - return ret; - - *value = g.value; - return 0; -} - -int -nouveau_device_set_param(struct nouveau_device *dev, - uint64_t param, uint64_t value) -{ - struct nouveau_device_priv *nvdev = nouveau_device(dev); - struct drm_nouveau_setparam s; - int ret; - - if (!nvdev) - return -EINVAL; - - s.param = param; - s.value = value; - ret = drmCommandWriteRead(nvdev->fd, DRM_NOUVEAU_SETPARAM, - &s, sizeof(s)); - if (ret) - return ret; - - return 0; -} - |