forked from luck/tmp_suning_uos_patched
1e55b609b9
Use unified version of the copyright notice in the files Update copyright years according the year the files were touched, except this patch and SPDX conversions. Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2012-2018, Intel Corporation. All rights reserved.
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* Intel Management Engine Interface (Intel MEI) Linux driver
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*/
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#ifndef _MEI_INTERFACE_H_
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#define _MEI_INTERFACE_H_
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#include <linux/irqreturn.h>
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#include <linux/pci.h>
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#include <linux/mei.h>
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#include "mei_dev.h"
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#include "client.h"
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/*
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* mei_cfg - mei device configuration
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*
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* @fw_status: FW status
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* @quirk_probe: device exclusion quirk
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* @dma_size: device DMA buffers size
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*/
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struct mei_cfg {
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const struct mei_fw_status fw_status;
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bool (*quirk_probe)(struct pci_dev *pdev);
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size_t dma_size[DMA_DSCR_NUM];
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};
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#define MEI_PCI_DEVICE(dev, cfg) \
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.vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \
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.subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, \
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.driver_data = (kernel_ulong_t)(cfg),
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#define MEI_ME_RPM_TIMEOUT 500 /* ms */
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/**
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* struct mei_me_hw - me hw specific data
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*
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* @cfg: per device generation config and ops
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* @mem_addr: io memory address
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* @pg_state: power gating state
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* @d0i3_supported: di03 support
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* @hbuf_depth: depth of hardware host/write buffer in slots
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*/
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struct mei_me_hw {
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const struct mei_cfg *cfg;
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void __iomem *mem_addr;
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enum mei_pg_state pg_state;
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bool d0i3_supported;
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u8 hbuf_depth;
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};
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#define to_me_hw(dev) (struct mei_me_hw *)((dev)->hw)
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/**
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* enum mei_cfg_idx - indices to platform specific configurations.
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*
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* Note: has to be synchronized with mei_cfg_list[]
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*
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* @MEI_ME_UNDEF_CFG: Lower sentinel.
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* @MEI_ME_ICH_CFG: I/O Controller Hub legacy devices.
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* @MEI_ME_ICH10_CFG: I/O Controller Hub platforms Gen10
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* @MEI_ME_PCH_CFG: Platform Controller Hub platforms (Up to Gen8).
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* @MEI_ME_PCH_CPT_PBG_CFG:Platform Controller Hub workstations
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* with quirk for Node Manager exclusion.
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* @MEI_ME_PCH8_CFG: Platform Controller Hub Gen8 and newer
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* client platforms.
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* @MEI_ME_PCH8_SPS_CFG: Platform Controller Hub Gen8 and newer
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* servers platforms with quirk for
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* SPS firmware exclusion.
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* @MEI_ME_PCH12_CFG: Platform Controller Hub Gen12 and newer
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* @MEI_ME_NUM_CFG: Upper Sentinel.
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*/
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enum mei_cfg_idx {
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MEI_ME_UNDEF_CFG,
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MEI_ME_ICH_CFG,
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MEI_ME_ICH10_CFG,
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MEI_ME_PCH_CFG,
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MEI_ME_PCH_CPT_PBG_CFG,
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MEI_ME_PCH8_CFG,
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MEI_ME_PCH8_SPS_CFG,
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MEI_ME_PCH12_CFG,
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MEI_ME_NUM_CFG,
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};
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const struct mei_cfg *mei_me_get_cfg(kernel_ulong_t idx);
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struct mei_device *mei_me_dev_init(struct pci_dev *pdev,
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const struct mei_cfg *cfg);
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int mei_me_pg_enter_sync(struct mei_device *dev);
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int mei_me_pg_exit_sync(struct mei_device *dev);
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irqreturn_t mei_me_irq_quick_handler(int irq, void *dev_id);
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irqreturn_t mei_me_irq_thread_handler(int irq, void *dev_id);
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#endif /* _MEI_INTERFACE_H_ */
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