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