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// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/device.h>
#include <linux/pci.h>
#include "ath5k.h"
#include "reg.h"
#define SIMPLE_SHOW_STORE(name, get, set) \
static ssize_t ath5k_attr_show_##name(struct device *dev, \
struct device_attribute *attr, \
char *buf) \
{ \
struct ieee80211_hw *hw = dev_get_drvdata(dev); \
struct ath5k_hw *ah = hw->priv; \
return sysfs_emit(buf, "%d\n", get); \
} \
\
static ssize_t ath5k_attr_store_##name(struct device *dev, \
struct device_attribute *attr, \
const char *buf, size_t count) \
{ \
struct ieee80211_hw *hw = dev_get_drvdata(dev); \
struct ath5k_hw *ah = hw->priv; \
int val, ret; \
\
ret = kstrtoint(buf, 10, &val); \
if (ret < 0) \
return ret; \
set(ah, val); \
return count; \
} \
static DEVICE_ATTR(name, 0644, \
ath5k_attr_show_##name, ath5k_attr_store_##name)
#define SIMPLE_SHOW(name, get) \
static ssize_t ath5k_attr_show_##name(struct device *dev, \
struct device_attribute *attr, \
char *buf) \
{ \
struct ieee80211_hw *hw = dev_get_drvdata(dev); \
struct ath5k_hw *ah = hw->priv; \
return sysfs_emit(buf, "%d\n", get); \
} \
static DEVICE_ATTR(name, 0444, ath5k_attr_show_##name, NULL)
/*** ANI ***/
SIMPLE_SHOW_STORE(ani_mode, ah->ani_state.ani_mode, ath5k_ani_init);
SIMPLE_SHOW_STORE(noise_immunity_level, ah->ani_state.noise_imm_level,
ath5k_ani_set_noise_immunity_level);
SIMPLE_SHOW_STORE(spur_level, ah->ani_state.spur_level,
ath5k_ani_set_spur_immunity_level);
SIMPLE_SHOW_STORE(firstep_level, ah->ani_state.firstep_level,
ath5k_ani_set_firstep_level);
SIMPLE_SHOW_STORE(ofdm_weak_signal_detection, ah->ani_state.ofdm_weak_sig,
ath5k_ani_set_ofdm_weak_signal_detection);
SIMPLE_SHOW_STORE(cck_weak_signal_detection, ah->ani_state.cck_weak_sig,
ath5k_ani_set_cck_weak_signal_detection);
SIMPLE_SHOW(spur_level_max, ah->ani_state.max_spur_level);
static ssize_t ath5k_attr_show_noise_immunity_level_max(struct device *dev,
struct device_attribute *attr,
char *buf)
{
return sysfs_emit(buf, "%d\n", ATH5K_ANI_MAX_NOISE_IMM_LVL);
}
static DEVICE_ATTR(noise_immunity_level_max, 0444,
ath5k_attr_show_noise_immunity_level_max, NULL);
static ssize_t ath5k_attr_show_firstep_level_max(struct device *dev,
struct device_attribute *attr,
char *buf)
{
return sysfs_emit(buf, "%d\n", ATH5K_ANI_MAX_FIRSTEP_LVL);
}
static DEVICE_ATTR(firstep_level_max, 0444,
ath5k_attr_show_firstep_level_max, NULL);
static struct attribute *ath5k_sysfs_entries_ani[] = {
&dev_attr_ani_mode.attr,
&dev_attr_noise_immunity_level.attr,
&dev_attr_spur_level.attr,
&dev_attr_firstep_level.attr,
&dev_attr_ofdm_weak_signal_detection.attr,
&dev_attr_cck_weak_signal_detection.attr,
&dev_attr_noise_immunity_level_max.attr,
&dev_attr_spur_level_max.attr,
&dev_attr_firstep_level_max.attr,
NULL
};
static struct attribute_group ath5k_attribute_group_ani = {
.name = "ani",
.attrs = ath5k_sysfs_entries_ani,
};
/*** register / unregister ***/
int
ath5k_sysfs_register(struct ath5k_hw *ah)
{
struct device *dev = ah->dev;
int err;
err = sysfs_create_group(&dev->kobj, &ath5k_attribute_group_ani);
if (err) {
ATH5K_ERR(ah, "failed to create sysfs group\n");
return err;
}
return 0;
}
void
ath5k_sysfs_unregister(struct ath5k_hw *ah)
{
struct device *dev = ah->dev;
sysfs_remove_group(&dev->kobj, &ath5k_attribute_group_ani);
}
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