diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath5k/sysfs.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/sysfs.c | 116 | 
1 files changed, 116 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/sysfs.c b/drivers/net/wireless/ath/ath5k/sysfs.c new file mode 100644 index 00000000000..90757de7bf5 --- /dev/null +++ b/drivers/net/wireless/ath/ath5k/sysfs.c @@ -0,0 +1,116 @@ +#include <linux/device.h> +#include <linux/pci.h> + +#include "base.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 ath5k_softc *sc = dev_get_drvdata(dev);			\ +	return snprintf(buf, PAGE_SIZE, "%d\n", get); 			\ +}									\ +									\ +static ssize_t ath5k_attr_store_##name(struct device *dev,		\ +			struct device_attribute *attr,			\ +			const char *buf, size_t count)			\ +{									\ +	struct ath5k_softc *sc = dev_get_drvdata(dev);			\ +	int val;							\ +									\ +	val = (int)simple_strtoul(buf, NULL, 10);			\ +	set(sc->ah, val);						\ +	return count;							\ +}									\ +static DEVICE_ATTR(name, S_IRUGO | S_IWUSR,				\ +		   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 ath5k_softc *sc = dev_get_drvdata(dev);			\ +	return snprintf(buf, PAGE_SIZE, "%d\n", get); 			\ +}									\ +static DEVICE_ATTR(name, S_IRUGO, ath5k_attr_show_##name, NULL) + +/*** ANI ***/ + +SIMPLE_SHOW_STORE(ani_mode, sc->ani_state.ani_mode, ath5k_ani_init); +SIMPLE_SHOW_STORE(noise_immunity_level, sc->ani_state.noise_imm_level, +			ath5k_ani_set_noise_immunity_level); +SIMPLE_SHOW_STORE(spur_level, sc->ani_state.spur_level, +			ath5k_ani_set_spur_immunity_level); +SIMPLE_SHOW_STORE(firstep_level, sc->ani_state.firstep_level, +			ath5k_ani_set_firstep_level); +SIMPLE_SHOW_STORE(ofdm_weak_signal_detection, sc->ani_state.ofdm_weak_sig, +			ath5k_ani_set_ofdm_weak_signal_detection); +SIMPLE_SHOW_STORE(cck_weak_signal_detection, sc->ani_state.cck_weak_sig, +			ath5k_ani_set_cck_weak_signal_detection); +SIMPLE_SHOW(spur_level_max, sc->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 snprintf(buf, PAGE_SIZE, "%d\n", ATH5K_ANI_MAX_NOISE_IMM_LVL); +} +static DEVICE_ATTR(noise_immunity_level_max, S_IRUGO, +		   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 snprintf(buf, PAGE_SIZE, "%d\n", ATH5K_ANI_MAX_FIRSTEP_LVL); +} +static DEVICE_ATTR(firstep_level_max, S_IRUGO, +		   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_softc *sc) +{ +	struct device *dev = &sc->pdev->dev; +	int err; + +	err = sysfs_create_group(&dev->kobj, &ath5k_attribute_group_ani); +	if (err) { +		ATH5K_ERR(sc, "failed to create sysfs group\n"); +		return err; +	} + +	return 0; +} + +void +ath5k_sysfs_unregister(struct ath5k_softc *sc) +{ +	struct device *dev = &sc->pdev->dev; + +	sysfs_remove_group(&dev->kobj, &ath5k_attribute_group_ani); +}  |