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>
39 lines
943 B
C
39 lines
943 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2023-2024, Advanced Micro Devices, Inc.
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*/
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#ifndef _PLATDATA_AMD_QDMA_H
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#define _PLATDATA_AMD_QDMA_H
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#include <linux/dmaengine.h>
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/**
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* struct qdma_queue_info - DMA queue information. This information is used to
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* match queue when DMA channel is requested
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* @dir: Channel transfer direction
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*/
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struct qdma_queue_info {
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enum dma_transfer_direction dir;
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};
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#define QDMA_FILTER_PARAM(qinfo) ((void *)(qinfo))
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struct dma_slave_map;
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/**
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* struct qdma_platdata - Platform specific data for QDMA engine
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* @max_mm_channels: Maximum number of MM DMA channels in each direction
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* @device_map: DMA slave map
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* @irq_index: The index of first IRQ
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* @dma_dev: The device pointer for dma operations
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*/
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struct qdma_platdata {
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u32 max_mm_channels;
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u32 irq_index;
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struct dma_slave_map *device_map;
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struct device *dma_dev;
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};
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#endif /* _PLATDATA_AMD_QDMA_H */
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