/sys/class/ieee80211/phy0/device/ani/ani_mode /sys/class/ieee80211/phy0/device/ani/noise_immunity_level /sys/class/ieee80211/phy0/device/ani/spur_level /sys/class/ieee80211/phy0/device/ani/firstep_level /sys/class/ieee80211/phy0/device/ani/ofdm_weak_signal_detection /sys/class/ieee80211/phy0/device/ani/cck_weak_signal_detection /sys/class/ieee80211/phy0/device/ani/noise_immunity_level_max /sys/class/ieee80211/phy0/device/ani/spur_level_max /sys/class/ieee80211/phy0/device/ani/firstep_level_max sysfs has a lot of symlinks, so you can find the files also in other locations, like (by PCI ID) /sys/devices/pci0000:00/0000:00:11.0/ani and others. Signed-off-by: Bruno Randolf <br1@einfach.org> Acked-by: Nick Kossifidis <mickflemm@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
		
			
				
	
	
		
			116 lines
		
	
	
	
		
			3.4 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
	
		
			3.4 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
#include <linux/device.h>
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#include <linux/pci.h>
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#include "base.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 ath5k_softc *sc = dev_get_drvdata(dev);			\
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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 ath5k_softc *sc = dev_get_drvdata(dev);			\
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	int val;							\
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									\
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	val = (int)simple_strtoul(buf, NULL, 10);			\
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	set(sc->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 ath5k_softc *sc = dev_get_drvdata(dev);			\
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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, sc->ani_state.ani_mode, ath5k_ani_init);
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SIMPLE_SHOW_STORE(noise_immunity_level, sc->ani_state.noise_imm_level,
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			ath5k_ani_set_noise_immunity_level);
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SIMPLE_SHOW_STORE(spur_level, sc->ani_state.spur_level,
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			ath5k_ani_set_spur_immunity_level);
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SIMPLE_SHOW_STORE(firstep_level, sc->ani_state.firstep_level,
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			ath5k_ani_set_firstep_level);
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SIMPLE_SHOW_STORE(ofdm_weak_signal_detection, sc->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, sc->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, sc->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_softc *sc)
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{
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	struct device *dev = &sc->pdev->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(sc, "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_softc *sc)
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{
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	struct device *dev = &sc->pdev->dev;
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	sysfs_remove_group(&dev->kobj, &ath5k_attribute_group_ani);
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}
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