linux/drivers/gpu/drm/nouveau/nvkm/core/intr.c

/*
 * Copyright 2021 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.
 */
#include <core/intr.h>
#include <core/device.h>
#include <core/subdev.h>
#include <subdev/pci.h>
#include <subdev/top.h>

static int
nvkm_intr_xlat(struct nvkm_subdev *subdev, struct nvkm_intr *intr,
	       enum nvkm_intr_type type, int *leaf, u32 *mask)
{ … }

static struct nvkm_intr *
nvkm_intr_find(struct nvkm_subdev *subdev, enum nvkm_intr_type type, int *leaf, u32 *mask)
{ … }

static void
nvkm_intr_allow_locked(struct nvkm_intr *intr, int leaf, u32 mask)
{ … }

void
nvkm_intr_allow(struct nvkm_subdev *subdev, enum nvkm_intr_type type)
{ … }

static void
nvkm_intr_block_locked(struct nvkm_intr *intr, int leaf, u32 mask)
{ … }

void
nvkm_intr_block(struct nvkm_subdev *subdev, enum nvkm_intr_type type)
{ … }

static void
nvkm_intr_rearm_locked(struct nvkm_device *device)
{ … }

static void
nvkm_intr_unarm_locked(struct nvkm_device *device)
{ … }

static irqreturn_t
nvkm_intr(int irq, void *arg)
{ … }

int
nvkm_intr_add(const struct nvkm_intr_func *func, const struct nvkm_intr_data *data,
	      struct nvkm_subdev *subdev, int leaves, struct nvkm_intr *intr)
{ … }

static irqreturn_t
nvkm_intr_subdev(struct nvkm_inth *inth)
{ … }

static void
nvkm_intr_subdev_add_dev(struct nvkm_intr *intr, enum nvkm_subdev_type type, int inst)
{ … }

static void
nvkm_intr_subdev_add(struct nvkm_intr *intr)
{ … }

void
nvkm_intr_rearm(struct nvkm_device *device)
{ … }

void
nvkm_intr_unarm(struct nvkm_device *device)
{ … }

int
nvkm_intr_install(struct nvkm_device *device)
{ … }

void
nvkm_intr_dtor(struct nvkm_device *device)
{ … }

void
nvkm_intr_ctor(struct nvkm_device *device)
{ … }

void
nvkm_inth_block(struct nvkm_inth *inth)
{ … }

void
nvkm_inth_allow(struct nvkm_inth *inth)
{ … }

int
nvkm_inth_add(struct nvkm_intr *intr, enum nvkm_intr_type type, enum nvkm_intr_prio prio,
	      struct nvkm_subdev *subdev, nvkm_inth_func func, struct nvkm_inth *inth)
{ … }