From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Tue, 15 Dec 2015 14:52:16 -0300 Subject: Linux-libre 4.3.2-gnu --- drivers/gpu/drm/nouveau/nvkm/subdev/bus/base.c | 64 ++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/bus/base.c (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/bus/base.c') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bus/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/base.c new file mode 100644 index 000000000..dc5a10f18 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/base.c @@ -0,0 +1,64 @@ +/* + * Copyright 2015 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 "priv.h" + +static void +nvkm_bus_intr(struct nvkm_subdev *subdev) +{ + struct nvkm_bus *bus = nvkm_bus(subdev); + bus->func->intr(bus); +} + +static int +nvkm_bus_init(struct nvkm_subdev *subdev) +{ + struct nvkm_bus *bus = nvkm_bus(subdev); + bus->func->init(bus); + return 0; +} + +static void * +nvkm_bus_dtor(struct nvkm_subdev *subdev) +{ + return nvkm_bus(subdev); +} + +static const struct nvkm_subdev_func +nvkm_bus = { + .dtor = nvkm_bus_dtor, + .init = nvkm_bus_init, + .intr = nvkm_bus_intr, +}; + +int +nvkm_bus_new_(const struct nvkm_bus_func *func, struct nvkm_device *device, + int index, struct nvkm_bus **pbus) +{ + struct nvkm_bus *bus; + if (!(bus = *pbus = kzalloc(sizeof(*bus), GFP_KERNEL))) + return -ENOMEM; + nvkm_subdev_ctor(&nvkm_bus, device, index, 0, &bus->subdev); + bus->func = func; + return 0; +} -- cgit v1.2.3