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		2ef00c5304
		
	
	
	
	
		
			
			Prefer the direct use of octal for permissions. Done with checkpatch -f --types=SYMBOLIC_PERMS --fix-inplace and some typing. Miscellanea: o Whitespace neatening around these conversions. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
		
			
				
	
	
		
			124 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			124 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0
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| #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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| 
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| #include <linux/device.h>
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| #include <linux/pci.h>
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| 
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| #include "ath5k.h"
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| #include "reg.h"
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| 
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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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| 
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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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| 
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| /*** ANI ***/
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 
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| /*** register / unregister ***/
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| 
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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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| 
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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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| 
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| 	return 0;
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| }
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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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| 
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| 	sysfs_remove_group(&dev->kobj, &ath5k_attribute_group_ani);
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| }
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