diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_irq.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_irq.c | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c deleted file mode 100644 index 1303680affd3..000000000000 --- a/drivers/gpu/drm/nouveau/nouveau_irq.c +++ /dev/null @@ -1,76 +0,0 @@ -/* - * Copyright 2012 Red Hat Inc. - * - * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. - * - * Authors: Ben Skeggs - */ - -#include <subdev/mc.h> - -#include "nouveau_drm.h" -#include "nouveau_irq.h" -#include "nv50_display.h" - -void -nouveau_irq_preinstall(struct drm_device *dev) -{ - nv_wr32(nouveau_dev(dev), 0x000140, 0x00000000); -} - -int -nouveau_irq_postinstall(struct drm_device *dev) -{ - nv_wr32(nouveau_dev(dev), 0x000140, 0x00000001); - return 0; -} - -void -nouveau_irq_uninstall(struct drm_device *dev) -{ - nv_wr32(nouveau_dev(dev), 0x000140, 0x00000000); -} - -irqreturn_t -nouveau_irq_handler(DRM_IRQ_ARGS) -{ - struct drm_device *dev = arg; - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_mc *pmc = nouveau_mc(device); - u32 stat; - - stat = nv_rd32(device, 0x000100); - if (stat == 0 || stat == ~0) - return IRQ_NONE; - - nv_subdev(pmc)->intr(nv_subdev(pmc)); - return IRQ_HANDLED; -} - -int -nouveau_irq_init(struct drm_device *dev) -{ - return drm_irq_install(dev); -} - -void -nouveau_irq_fini(struct drm_device *dev) -{ - drm_irq_uninstall(dev); -} |