Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (C) 2013--2024 Intel Corporation */
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#ifndef IPU6_ISYS_QUEUE_H
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#define IPU6_ISYS_QUEUE_H
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#include <linux/container_of.h>
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#include <linux/atomic.h>
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#include <linux/device.h>
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#include <linux/list.h>
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#include <linux/spinlock_types.h>
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#include <media/videobuf2-v4l2.h>
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#include "ipu6-fw-isys.h"
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#include "ipu6-isys-video.h"
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struct ipu6_isys_stream;
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struct ipu6_isys_queue {
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struct vb2_queue vbq;
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struct list_head node;
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spinlock_t lock; /* Protects active and incoming lists */
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struct list_head active;
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struct list_head incoming;
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unsigned int fw_output;
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};
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struct ipu6_isys_buffer {
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struct list_head head;
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atomic_t str2mmio_flag;
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};
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struct ipu6_isys_video_buffer {
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struct vb2_v4l2_buffer vb_v4l2;
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struct ipu6_isys_buffer ib;
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dma_addr_t dma_addr;
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};
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#define IPU6_ISYS_BUFFER_LIST_FL_INCOMING BIT(0)
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#define IPU6_ISYS_BUFFER_LIST_FL_ACTIVE BIT(1)
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#define IPU6_ISYS_BUFFER_LIST_FL_SET_STATE BIT(2)
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struct ipu6_isys_buffer_list {
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struct list_head head;
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unsigned int nbufs;
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};
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#define vb2_queue_to_isys_queue(__vb2) \
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container_of(__vb2, struct ipu6_isys_queue, vbq)
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#define ipu6_isys_to_isys_video_buffer(__ib) \
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container_of(__ib, struct ipu6_isys_video_buffer, ib)
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#define vb2_buffer_to_ipu6_isys_video_buffer(__vvb) \
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container_of(__vvb, struct ipu6_isys_video_buffer, vb_v4l2)
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#define ipu6_isys_buffer_to_vb2_buffer(__ib) \
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(&ipu6_isys_to_isys_video_buffer(__ib)->vb_v4l2.vb2_buf)
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void ipu6_isys_buffer_list_queue(struct ipu6_isys_buffer_list *bl,
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unsigned long op_flags,
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enum vb2_buffer_state state);
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void
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ipu6_isys_buf_to_fw_frame_buf(struct ipu6_fw_isys_frame_buff_set_abi *set,
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struct ipu6_isys_stream *stream,
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struct ipu6_isys_buffer_list *bl);
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void ipu6_isys_queue_buf_ready(struct ipu6_isys_stream *stream,
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struct ipu6_fw_isys_resp_info_abi *info);
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int ipu6_isys_queue_init(struct ipu6_isys_queue *aq);
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#endif /* IPU6_ISYS_QUEUE_H */
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