linux/drivers/gpu/drm/msm/msm_fence.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2013-2016 Red Hat
 * Author: Rob Clark <[email protected]>
 */

#include <linux/dma-fence.h>

#include "msm_drv.h"
#include "msm_fence.h"
#include "msm_gpu.h"

static struct msm_gpu *fctx2gpu(struct msm_fence_context *fctx)
{ … }

static enum hrtimer_restart deadline_timer(struct hrtimer *t)
{ … }

static void deadline_work(struct kthread_work *work)
{ … }


struct msm_fence_context *
msm_fence_context_alloc(struct drm_device *dev, volatile uint32_t *fenceptr,
		const char *name)
{ … }

void msm_fence_context_free(struct msm_fence_context *fctx)
{ … }

bool msm_fence_completed(struct msm_fence_context *fctx, uint32_t fence)
{ … }

/* called from irq handler and workqueue (in recover path) */
void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence)
{ … }

struct msm_fence { … };

static inline struct msm_fence *to_msm_fence(struct dma_fence *fence)
{ … }

static const char *msm_fence_get_driver_name(struct dma_fence *fence)
{ … }

static const char *msm_fence_get_timeline_name(struct dma_fence *fence)
{ … }

static bool msm_fence_signaled(struct dma_fence *fence)
{ … }

static void msm_fence_set_deadline(struct dma_fence *fence, ktime_t deadline)
{ … }

static const struct dma_fence_ops msm_fence_ops = …;

struct dma_fence *
msm_fence_alloc(void)
{ … }

void
msm_fence_init(struct dma_fence *fence, struct msm_fence_context *fctx)
{ … }