mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
136 lines
3.0 KiB
136 lines
3.0 KiB
// SPDX-License-Identifier: GPL-2.0 |
|
|
|
/* Copyright (C) 2021 Linaro Ltd. */ |
|
|
|
#include <linux/kernel.h> |
|
#include <linux/types.h> |
|
#include <linux/device.h> |
|
#include <linux/sysfs.h> |
|
|
|
#include "ipa.h" |
|
#include "ipa_version.h" |
|
#include "ipa_sysfs.h" |
|
|
|
static const char *ipa_version_string(struct ipa *ipa) |
|
{ |
|
switch (ipa->version) { |
|
case IPA_VERSION_3_0: |
|
return "3.0"; |
|
case IPA_VERSION_3_1: |
|
return "3.1"; |
|
case IPA_VERSION_3_5: |
|
return "3.5"; |
|
case IPA_VERSION_3_5_1: |
|
return "3.5.1"; |
|
case IPA_VERSION_4_0: |
|
return "4.0"; |
|
case IPA_VERSION_4_1: |
|
return "4.1"; |
|
case IPA_VERSION_4_2: |
|
return "4.2"; |
|
case IPA_VERSION_4_5: |
|
return "4.5"; |
|
case IPA_VERSION_4_7: |
|
return "4.7"; |
|
case IPA_VERSION_4_9: |
|
return "4.9"; |
|
case IPA_VERSION_4_11: |
|
return "4.11"; |
|
default: |
|
return "0.0"; /* Won't happen (checked at probe time) */ |
|
} |
|
} |
|
|
|
static ssize_t |
|
version_show(struct device *dev, struct device_attribute *attr, char *buf) |
|
{ |
|
struct ipa *ipa = dev_get_drvdata(dev); |
|
|
|
return scnprintf(buf, PAGE_SIZE, "%s\n", ipa_version_string(ipa)); |
|
} |
|
|
|
static DEVICE_ATTR_RO(version); |
|
|
|
static struct attribute *ipa_attrs[] = { |
|
&dev_attr_version.attr, |
|
NULL |
|
}; |
|
|
|
const struct attribute_group ipa_attribute_group = { |
|
.attrs = ipa_attrs, |
|
}; |
|
|
|
static const char *ipa_offload_string(struct ipa *ipa) |
|
{ |
|
return ipa->version < IPA_VERSION_4_5 ? "MAPv4" : "MAPv5"; |
|
} |
|
|
|
static ssize_t rx_offload_show(struct device *dev, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct ipa *ipa = dev_get_drvdata(dev); |
|
|
|
return scnprintf(buf, PAGE_SIZE, "%s\n", ipa_offload_string(ipa)); |
|
} |
|
|
|
static DEVICE_ATTR_RO(rx_offload); |
|
|
|
static ssize_t tx_offload_show(struct device *dev, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct ipa *ipa = dev_get_drvdata(dev); |
|
|
|
return scnprintf(buf, PAGE_SIZE, "%s\n", ipa_offload_string(ipa)); |
|
} |
|
|
|
static DEVICE_ATTR_RO(tx_offload); |
|
|
|
static struct attribute *ipa_feature_attrs[] = { |
|
&dev_attr_rx_offload.attr, |
|
&dev_attr_tx_offload.attr, |
|
NULL |
|
}; |
|
|
|
const struct attribute_group ipa_feature_attribute_group = { |
|
.name = "feature", |
|
.attrs = ipa_feature_attrs, |
|
}; |
|
|
|
static ssize_t |
|
ipa_endpoint_id_show(struct ipa *ipa, char *buf, enum ipa_endpoint_name name) |
|
{ |
|
u32 endpoint_id = ipa->name_map[name]->endpoint_id; |
|
|
|
return scnprintf(buf, PAGE_SIZE, "%u\n", endpoint_id); |
|
} |
|
|
|
static ssize_t rx_endpoint_id_show(struct device *dev, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct ipa *ipa = dev_get_drvdata(dev); |
|
|
|
return ipa_endpoint_id_show(ipa, buf, IPA_ENDPOINT_AP_MODEM_RX); |
|
} |
|
|
|
static DEVICE_ATTR_RO(rx_endpoint_id); |
|
|
|
static ssize_t tx_endpoint_id_show(struct device *dev, |
|
struct device_attribute *attr, char *buf) |
|
{ |
|
struct ipa *ipa = dev_get_drvdata(dev); |
|
|
|
return ipa_endpoint_id_show(ipa, buf, IPA_ENDPOINT_AP_MODEM_TX); |
|
} |
|
|
|
static DEVICE_ATTR_RO(tx_endpoint_id); |
|
|
|
static struct attribute *ipa_modem_attrs[] = { |
|
&dev_attr_rx_endpoint_id.attr, |
|
&dev_attr_tx_endpoint_id.attr, |
|
NULL |
|
}; |
|
|
|
const struct attribute_group ipa_modem_attribute_group = { |
|
.name = "modem", |
|
.attrs = ipa_modem_attrs, |
|
};
|
|
|