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123 lines
3.5 KiB
123 lines
3.5 KiB
// SPDX-License-Identifier: GPL-2.0 |
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
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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, 0644, \ |
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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, 0444, 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, 0444, |
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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, 0444, |
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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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