summaryrefslogtreecommitdiff
path: root/drivers/platform/x86/intel/pmt/class.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/platform/x86/intel/pmt/class.h')
-rw-r--r--drivers/platform/x86/intel/pmt/class.h48
1 files changed, 38 insertions, 10 deletions
diff --git a/drivers/platform/x86/intel/pmt/class.h b/drivers/platform/x86/intel/pmt/class.h
index db11d58867ce..3c5ad5f52bca 100644
--- a/drivers/platform/x86/intel/pmt/class.h
+++ b/drivers/platform/x86/intel/pmt/class.h
@@ -2,13 +2,14 @@
#ifndef _INTEL_PMT_CLASS_H
#define _INTEL_PMT_CLASS_H
+#include <linux/intel_vsec.h>
#include <linux/xarray.h>
#include <linux/types.h>
#include <linux/bits.h>
#include <linux/err.h>
#include <linux/io.h>
-#include "../vsec.h"
+#include "telemetry.h"
/* PMT access types */
#define ACCESS_BARID 2
@@ -18,37 +19,64 @@
#define GET_BIR(v) ((v) & GENMASK(2, 0))
#define GET_ADDRESS(v) ((v) & GENMASK(31, 3))
+struct pci_dev;
+extern struct class intel_pmt_class;
+
+struct telem_endpoint {
+ struct pci_dev *pcidev;
+ struct telem_header header;
+ struct pmt_callbacks *cb;
+ void __iomem *base;
+ bool present;
+ struct kref kref;
+};
+
+struct intel_pmt_header {
+ u32 base_offset;
+ u32 size;
+ u32 guid;
+ u8 access_type;
+};
+
struct intel_pmt_entry {
+ struct telem_endpoint *ep;
+ struct pci_dev *pcidev;
+ struct intel_pmt_header header;
struct bin_attribute pmt_bin_attr;
+ const struct attribute_group *attr_grp;
struct kobject *kobj;
void __iomem *disc_table;
void __iomem *base;
+ struct pmt_callbacks *cb;
unsigned long base_addr;
size_t size;
+ u64 feature_flags;
u32 guid;
+ u32 num_rmids; /* Number of Resource Monitoring IDs */
int devid;
};
-struct intel_pmt_header {
- u32 base_offset;
- u32 size;
- u32 guid;
- u8 access_type;
-};
-
struct intel_pmt_namespace {
const char *name;
struct xarray *xa;
- const struct attribute_group *attr_grp;
int (*pmt_header_decode)(struct intel_pmt_entry *entry,
- struct intel_pmt_header *header,
struct device *dev);
+ int (*pmt_add_endpoint)(struct intel_vsec_device *ivdev,
+ struct intel_pmt_entry *entry);
};
+int pmt_telem_read_mmio(struct pci_dev *pdev, struct pmt_callbacks *cb, u32 guid, void *buf,
+ void __iomem *addr, loff_t off, u32 count);
bool intel_pmt_is_early_client_hw(struct device *dev);
int intel_pmt_dev_create(struct intel_pmt_entry *entry,
struct intel_pmt_namespace *ns,
struct intel_vsec_device *dev, int idx);
void intel_pmt_dev_destroy(struct intel_pmt_entry *entry,
struct intel_pmt_namespace *ns);
+#if IS_ENABLED(CONFIG_INTEL_PMT_DISCOVERY)
+void intel_pmt_get_features(struct intel_pmt_entry *entry);
+#else
+static inline void intel_pmt_get_features(struct intel_pmt_entry *entry) {}
+#endif
+
#endif