5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
36 lines
841 B
C
36 lines
841 B
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/* Copyright 2018-2019 Qiang Yu <yuq825@gmail.com> */
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#ifndef __LIMA_CTX_H__
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#define __LIMA_CTX_H__
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#include <linux/xarray.h>
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#include <linux/sched.h>
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#include "lima_device.h"
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struct lima_ctx {
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struct kref refcnt;
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struct lima_device *dev;
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struct lima_sched_context context[lima_pipe_num];
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atomic_t guilty;
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/* debug info */
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char pname[TASK_COMM_LEN];
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pid_t pid;
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};
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struct lima_ctx_mgr {
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struct mutex lock;
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struct xarray handles;
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};
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int lima_ctx_create(struct lima_device *dev, struct lima_ctx_mgr *mgr, u32 *id);
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int lima_ctx_free(struct lima_ctx_mgr *mgr, u32 id);
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struct lima_ctx *lima_ctx_get(struct lima_ctx_mgr *mgr, u32 id);
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void lima_ctx_put(struct lima_ctx *ctx);
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void lima_ctx_mgr_init(struct lima_ctx_mgr *mgr);
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void lima_ctx_mgr_fini(struct lima_ctx_mgr *mgr);
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#endif
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