55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _INTEL_PMT_CLASS_H
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#define _INTEL_PMT_CLASS_H
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#include <linux/xarray.h>
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#include <linux/types.h>
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#include <linux/bits.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include "../vsec.h"
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/* PMT access types */
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#define ACCESS_BARID 2
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#define ACCESS_LOCAL 3
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/* PMT discovery base address/offset register layout */
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#define GET_BIR(v) ((v) & GENMASK(2, 0))
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#define GET_ADDRESS(v) ((v) & GENMASK(31, 3))
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struct intel_pmt_entry {
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struct bin_attribute pmt_bin_attr;
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struct kobject *kobj;
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void __iomem *disc_table;
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void __iomem *base;
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unsigned long base_addr;
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size_t size;
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u32 guid;
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int devid;
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};
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struct intel_pmt_header {
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u32 base_offset;
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u32 size;
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u32 guid;
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u8 access_type;
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};
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struct intel_pmt_namespace {
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const char *name;
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struct xarray *xa;
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const struct attribute_group *attr_grp;
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int (*pmt_header_decode)(struct intel_pmt_entry *entry,
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struct intel_pmt_header *header,
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struct device *dev);
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};
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bool intel_pmt_is_early_client_hw(struct device *dev);
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int intel_pmt_dev_create(struct intel_pmt_entry *entry,
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struct intel_pmt_namespace *ns,
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struct intel_vsec_device *dev, int idx);
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void intel_pmt_dev_destroy(struct intel_pmt_entry *entry,
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struct intel_pmt_namespace *ns);
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#endif
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