7c365bdb94
Re-structure video driver statemachine to use event handler. Added event handler support for event states. Added change to handle event depending on the underlying state implementation. Change-Id: Ib55c12c6cadc4d780797a5aee75d5ea61e95c94f Signed-off-by: Govindaraj Rajagopal <quic_grajagop@quicinc.com>
50 lines
1.8 KiB
C
50 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2020-2021,, The Linux Foundation. All rights reserved.
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* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef _MSM_VIDC_VB2_H_
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#define _MSM_VIDC_VB2_H_
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#include <media/videobuf2-core.h>
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#include <media/videobuf2-v4l2.h>
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#include "msm_vidc_inst.h"
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struct vb2_queue *msm_vidc_get_vb2q(struct msm_vidc_inst *inst,
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u32 type, const char *func);
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/* vb2_mem_ops */
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 15, 0))
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void *msm_vb2_alloc(struct device *dev, unsigned long attrs,
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unsigned long size, enum dma_data_direction dma_dir,
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gfp_t gfp_flags);
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void *msm_vb2_attach_dmabuf(struct device *dev, struct dma_buf *dbuf,
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unsigned long size, enum dma_data_direction dma_dir);
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#else
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void *msm_vb2_alloc(struct vb2_buffer *vb, struct device *dev,
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unsigned long size);
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void *msm_vb2_attach_dmabuf(struct vb2_buffer *vb, struct device *dev,
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struct dma_buf *dbuf, unsigned long size);
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#endif
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void msm_vb2_put(void *buf_priv);
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int msm_vb2_mmap(void *buf_priv, struct vm_area_struct *vma);
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void msm_vb2_detach_dmabuf(void *buf_priv);
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int msm_vb2_map_dmabuf(void *buf_priv);
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void msm_vb2_unmap_dmabuf(void *buf_priv);
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/* vb2_ops */
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int msm_vb2_queue_setup(struct vb2_queue *q,
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unsigned int *num_buffers, unsigned int *num_planes,
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unsigned int sizes[], struct device *alloc_devs[]);
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int msm_vidc_start_streaming(struct msm_vidc_inst *inst, struct vb2_queue *q);
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int msm_vidc_stop_streaming(struct msm_vidc_inst *inst, struct vb2_queue *q);
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int msm_vb2_start_streaming(struct vb2_queue *q, unsigned int count);
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void msm_vb2_stop_streaming(struct vb2_queue *q);
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void msm_vb2_buf_queue(struct vb2_buffer *vb2);
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void msm_vb2_buf_cleanup(struct vb2_buffer *vb);
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int msm_vb2_buf_out_validate(struct vb2_buffer *vb);
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void msm_vb2_request_complete(struct vb2_buffer *vb);
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#endif // _MSM_VIDC_VB2_H_
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