| Bruno Randolf | 40ca22e | 2010-05-19 10:31:32 +0900 | [diff] [blame] | 1 | #include <linux/device.h> |
| 2 | #include <linux/pci.h> |
| 3 | |
| 4 | #include "base.h" |
| 5 | #include "ath5k.h" |
| 6 | #include "reg.h" |
| 7 | |
| 8 | #define SIMPLE_SHOW_STORE(name, get, set) \ |
| 9 | static ssize_t ath5k_attr_show_##name(struct device *dev, \ |
| 10 | struct device_attribute *attr, \ |
| 11 | char *buf) \ |
| 12 | { \ |
| 13 | struct ath5k_softc *sc = dev_get_drvdata(dev); \ |
| 14 | return snprintf(buf, PAGE_SIZE, "%d\n", get); \ |
| 15 | } \ |
| 16 | \ |
| 17 | static ssize_t ath5k_attr_store_##name(struct device *dev, \ |
| 18 | struct device_attribute *attr, \ |
| 19 | const char *buf, size_t count) \ |
| 20 | { \ |
| 21 | struct ath5k_softc *sc = dev_get_drvdata(dev); \ |
| 22 | int val; \ |
| 23 | \ |
| 24 | val = (int)simple_strtoul(buf, NULL, 10); \ |
| 25 | set(sc->ah, val); \ |
| 26 | return count; \ |
| 27 | } \ |
| 28 | static DEVICE_ATTR(name, S_IRUGO | S_IWUSR, \ |
| 29 | ath5k_attr_show_##name, ath5k_attr_store_##name) |
| 30 | |
| 31 | #define SIMPLE_SHOW(name, get) \ |
| 32 | static ssize_t ath5k_attr_show_##name(struct device *dev, \ |
| 33 | struct device_attribute *attr, \ |
| 34 | char *buf) \ |
| 35 | { \ |
| 36 | struct ath5k_softc *sc = dev_get_drvdata(dev); \ |
| 37 | return snprintf(buf, PAGE_SIZE, "%d\n", get); \ |
| 38 | } \ |
| 39 | static DEVICE_ATTR(name, S_IRUGO, ath5k_attr_show_##name, NULL) |
| 40 | |
| 41 | /*** ANI ***/ |
| 42 | |
| 43 | SIMPLE_SHOW_STORE(ani_mode, sc->ani_state.ani_mode, ath5k_ani_init); |
| 44 | SIMPLE_SHOW_STORE(noise_immunity_level, sc->ani_state.noise_imm_level, |
| 45 | ath5k_ani_set_noise_immunity_level); |
| 46 | SIMPLE_SHOW_STORE(spur_level, sc->ani_state.spur_level, |
| 47 | ath5k_ani_set_spur_immunity_level); |
| 48 | SIMPLE_SHOW_STORE(firstep_level, sc->ani_state.firstep_level, |
| 49 | ath5k_ani_set_firstep_level); |
| 50 | SIMPLE_SHOW_STORE(ofdm_weak_signal_detection, sc->ani_state.ofdm_weak_sig, |
| 51 | ath5k_ani_set_ofdm_weak_signal_detection); |
| 52 | SIMPLE_SHOW_STORE(cck_weak_signal_detection, sc->ani_state.cck_weak_sig, |
| 53 | ath5k_ani_set_cck_weak_signal_detection); |
| 54 | SIMPLE_SHOW(spur_level_max, sc->ani_state.max_spur_level); |
| 55 | |
| 56 | static ssize_t ath5k_attr_show_noise_immunity_level_max(struct device *dev, |
| 57 | struct device_attribute *attr, |
| 58 | char *buf) |
| 59 | { |
| 60 | return snprintf(buf, PAGE_SIZE, "%d\n", ATH5K_ANI_MAX_NOISE_IMM_LVL); |
| 61 | } |
| 62 | static DEVICE_ATTR(noise_immunity_level_max, S_IRUGO, |
| 63 | ath5k_attr_show_noise_immunity_level_max, NULL); |
| 64 | |
| 65 | static ssize_t ath5k_attr_show_firstep_level_max(struct device *dev, |
| 66 | struct device_attribute *attr, |
| 67 | char *buf) |
| 68 | { |
| 69 | return snprintf(buf, PAGE_SIZE, "%d\n", ATH5K_ANI_MAX_FIRSTEP_LVL); |
| 70 | } |
| 71 | static DEVICE_ATTR(firstep_level_max, S_IRUGO, |
| 72 | ath5k_attr_show_firstep_level_max, NULL); |
| 73 | |
| 74 | static struct attribute *ath5k_sysfs_entries_ani[] = { |
| 75 | &dev_attr_ani_mode.attr, |
| 76 | &dev_attr_noise_immunity_level.attr, |
| 77 | &dev_attr_spur_level.attr, |
| 78 | &dev_attr_firstep_level.attr, |
| 79 | &dev_attr_ofdm_weak_signal_detection.attr, |
| 80 | &dev_attr_cck_weak_signal_detection.attr, |
| 81 | &dev_attr_noise_immunity_level_max.attr, |
| 82 | &dev_attr_spur_level_max.attr, |
| 83 | &dev_attr_firstep_level_max.attr, |
| 84 | NULL |
| 85 | }; |
| 86 | |
| 87 | static struct attribute_group ath5k_attribute_group_ani = { |
| 88 | .name = "ani", |
| 89 | .attrs = ath5k_sysfs_entries_ani, |
| 90 | }; |
| 91 | |
| 92 | |
| 93 | /*** register / unregister ***/ |
| 94 | |
| 95 | int |
| 96 | ath5k_sysfs_register(struct ath5k_softc *sc) |
| 97 | { |
| 98 | struct device *dev = &sc->pdev->dev; |
| 99 | int err; |
| 100 | |
| 101 | err = sysfs_create_group(&dev->kobj, &ath5k_attribute_group_ani); |
| 102 | if (err) { |
| 103 | ATH5K_ERR(sc, "failed to create sysfs group\n"); |
| 104 | return err; |
| 105 | } |
| 106 | |
| 107 | return 0; |
| 108 | } |
| 109 | |
| 110 | void |
| 111 | ath5k_sysfs_unregister(struct ath5k_softc *sc) |
| 112 | { |
| 113 | struct device *dev = &sc->pdev->dev; |
| 114 | |
| 115 | sysfs_remove_group(&dev->kobj, &ath5k_attribute_group_ani); |
| 116 | } |