threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
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* Intel MIC Platform Software Stack (MPSS)
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*
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* Copyright(c) 2013 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, version 2, as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* The full GNU General Public License is included in this distribution in
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* the file called "COPYING".
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*
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* Intel MIC driver.
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*
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*/
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#ifndef __MIC_DEV_H__
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#define __MIC_DEV_H__
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/* The maximum number of MIC devices supported in a single host system. */
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#define MIC_MAX_NUM_DEVS 128
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/**
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* enum mic_hw_family - The hardware family to which a device belongs.
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*/
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enum mic_hw_family {
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MIC_FAMILY_X100 = 0,
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MIC_FAMILY_X200,
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MIC_FAMILY_UNKNOWN,
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MIC_FAMILY_LAST
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};
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/**
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* struct mic_mw - MIC memory window
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*
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* @pa: Base physical address.
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* @va: Base ioremap'd virtual address.
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* @len: Size of the memory window.
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*/
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struct mic_mw {
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phys_addr_t pa;
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void __iomem *va;
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resource_size_t len;
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};
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/*
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* Scratch pad register offsets used by the host to communicate
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* device page DMA address to the card.
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*/
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#define MIC_DPLO_SPAD 14
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#define MIC_DPHI_SPAD 15
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/*
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* These values are supposed to be in the config_change field of the
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* device page when the host sends a config change interrupt to the card.
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*/
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#define MIC_VIRTIO_PARAM_DEV_REMOVE 0x1
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#define MIC_VIRTIO_PARAM_CONFIG_CHANGED 0x2
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/* Maximum number of DMA channels */
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#define MIC_MAX_DMA_CHAN 4
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#endif
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