From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/gpu/drm/v3d/v3d_fence.c | 49 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 drivers/gpu/drm/v3d/v3d_fence.c (limited to 'drivers/gpu/drm/v3d/v3d_fence.c') diff --git a/drivers/gpu/drm/v3d/v3d_fence.c b/drivers/gpu/drm/v3d/v3d_fence.c new file mode 100644 index 000000000..89840ed21 --- /dev/null +++ b/drivers/gpu/drm/v3d/v3d_fence.c @@ -0,0 +1,49 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* Copyright (C) 2017-2018 Broadcom */ + +#include "v3d_drv.h" + +struct dma_fence *v3d_fence_create(struct v3d_dev *v3d, enum v3d_queue queue) +{ + struct v3d_fence *fence; + + fence = kzalloc(sizeof(*fence), GFP_KERNEL); + if (!fence) + return ERR_PTR(-ENOMEM); + + fence->dev = &v3d->drm; + fence->queue = queue; + fence->seqno = ++v3d->queue[queue].emit_seqno; + dma_fence_init(&fence->base, &v3d_fence_ops, &v3d->job_lock, + v3d->queue[queue].fence_context, fence->seqno); + + return &fence->base; +} + +static const char *v3d_fence_get_driver_name(struct dma_fence *fence) +{ + return "v3d"; +} + +static const char *v3d_fence_get_timeline_name(struct dma_fence *fence) +{ + struct v3d_fence *f = to_v3d_fence(fence); + + switch (f->queue) { + case V3D_BIN: + return "v3d-bin"; + case V3D_RENDER: + return "v3d-render"; + case V3D_TFU: + return "v3d-tfu"; + case V3D_CSD: + return "v3d-csd"; + default: + return NULL; + } +} + +const struct dma_fence_ops v3d_fence_ops = { + .get_driver_name = v3d_fence_get_driver_name, + .get_timeline_name = v3d_fence_get_timeline_name, +}; -- cgit v1.2.3