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Diffstat (limited to 'io-module/mtac.c')
-rw-r--r--io-module/mtac.c258
1 files changed, 0 insertions, 258 deletions
diff --git a/io-module/mtac.c b/io-module/mtac.c
deleted file mode 100644
index f0f1999..0000000
--- a/io-module/mtac.c
+++ /dev/null
@@ -1,258 +0,0 @@
-static struct kobj_attribute* create_attribute(const char* _name, umode_t _mode) {
- char* attr_name;
- struct kobj_attribute* _attr;
-
- _attr = kzalloc(sizeof(struct kobj_attribute), GFP_KERNEL);
- if (! _attr) {
- log_error("kzalloc of attribute [%s] failed", _name);
- return NULL;
- }
-
- sysfs_attr_init(_attr);
- attr_name = kstrdup(_name, GFP_KERNEL);
- if (! attr_name) {
- log_error("GFP_KERNEL dup failed for attribute [%s]", _name);
- return NULL;
- }
-
- _attr->attr.name = attr_name;
- _attr->attr.mode = _mode;
-
- return _attr;
-}
-
-static int port_from_kobject(struct kobject *kobj) {
- int port;
- const char *name;
-
- name = kobj->name;
- if (! name) {
- log_error("kobject->name is NULL");
- return -1;
- }
-
- if (sscanf(name, "ap%d", &port) < 1) {
- log_error("failed to scan port from kobject->name [%s]", name);
- return -1;
- }
-
- if (port < 1 || port > NUM_AP) {
- log_error("port number %d is invalid", port);
- return -1;
- }
-
- return port;
-}
-
-static ssize_t ap_show_product_info(struct kobject *kobj, struct kobj_attribute *attr, char *buf) {
- ssize_t value;
- int port;
- int port_index;
-
- port = port_from_kobject(kobj);
- if (port < 1) {
- log_error("port_from_kobject returned %d", port);
- return -1;
- }
- port_index = port - 1;
-
- if (! strcmp(attr->attr.name, "vendor-id")) {
- value = snprintf(buf, 32, "%s\n", ap_eeprom[port_index].vendor_id);
- } else if (! strcmp(attr->attr.name, "product-id")) {
- value = snprintf(buf, 32, "%s\n", ap_eeprom[port_index].product_id);
- } else if (! strcmp(attr->attr.name, "device-id")) {
- value = snprintf(buf, 32, "%s\n", ap_eeprom[port_index].device_id);
- } else if (! strcmp(attr->attr.name, "hw-version")) {
- value = snprintf(buf, 32, "%s\n", ap_eeprom[port_index].hw_version);
- } else if (! strcmp(attr->attr.name, "mac-addr")) {
- value = sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X\n",
- ap_eeprom[port_index].mac_addr[0],
- ap_eeprom[port_index].mac_addr[1],
- ap_eeprom[port_index].mac_addr[2],
- ap_eeprom[port_index].mac_addr[3],
- ap_eeprom[port_index].mac_addr[4],
- ap_eeprom[port_index].mac_addr[5]);
- } else if (! strcmp(attr->attr.name, "eui")) {
- value = sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X\n",
- ap_eeprom[port_index].eui[0],
- ap_eeprom[port_index].eui[1],
- ap_eeprom[port_index].eui[2],
- ap_eeprom[port_index].eui[3],
- ap_eeprom[port_index].eui[4],
- ap_eeprom[port_index].eui[5],
- ap_eeprom[port_index].eui[6],
- ap_eeprom[port_index].eui[7]);
- } else {
- log_error("attribute [%s] not found", attr->attr.name);
- value = -1;
- }
-
- return value;
-}
-
-static bool ap_add_product_info_attributes(int port, int type, struct attribute** attrs, int* index) {
- char buf[32];
- struct kobj_attribute* kobj_attr;
-
- switch (type) {
- case MTAC_ETH_0_0:
- sprintf(buf, "mac-addr");
- kobj_attr = create_attribute(buf, MTS_ATTR_MODE_RO);
- if (! kobj_attr) {
- log_error("failed to create attribute [%s] in port %d", buf, port);
- return false;
- }
- kobj_attr->show = ap_show_product_info;
- attrs[(*index)++] = &kobj_attr->attr;
- break;
-
- case MTAC_GPIOB_0_0:
- case MTAC_MFSER_0_0:
- case MTAC_PULSE_1_0:
- break;
-
- case MTAC_LORA_0_0:
- case MTAC_LORA_1_0:
- case MTAC_LORA_1_1:
- case MTAC_LORA_1_5:
- sprintf(buf, "eui");
- kobj_attr = create_attribute(buf, MTS_ATTR_MODE_RO);
- if (! kobj_attr) {
- log_error("failed to create attribute [%s] in port %d", buf, port);
- return false;
- }
- kobj_attr->show = ap_show_product_info;
- attrs[(*index)++] = &kobj_attr->attr;
- break;
-
- default:
- log_error("invalid accessory card type");
- return false;
- }
-
- sprintf(buf, "vendor-id");
- kobj_attr = create_attribute(buf, MTS_ATTR_MODE_RO);
- if (! kobj_attr) {
- log_error("failed to create attribute [%s] in port %d", buf, port);
- return false;
- }
- kobj_attr->show = ap_show_product_info;
- attrs[(*index)++] = &kobj_attr->attr;
-
- sprintf(buf, "product-id");
- kobj_attr = create_attribute(buf, MTS_ATTR_MODE_RO);
- if (! kobj_attr) {
- log_error("failed to create attribute [%s] in port %d", buf, port);
- return false;
- }
- kobj_attr->show = ap_show_product_info;
- attrs[(*index)++] = &kobj_attr->attr;
-
- sprintf(buf, "device-id");
- kobj_attr = create_attribute(buf, MTS_ATTR_MODE_RO);
- if (! kobj_attr) {
- log_error("failed to create attribute [%s] in port %d", buf, port);
- return false;
- }
- kobj_attr->show = ap_show_product_info;
- attrs[(*index)++] = &kobj_attr->attr;
-
- sprintf(buf, "hw-version");
- kobj_attr = create_attribute(buf, MTS_ATTR_MODE_RO);
- if (! kobj_attr) {
- log_error("failed to create attribute [%s] in port %d", buf, port);
- return false;
- }
- kobj_attr->show = ap_show_product_info;
- attrs[(*index)++] = &kobj_attr->attr;
-
- return true;
-}
-
-struct gpio_pin *ap_gpio_pin_by_attr_name(const char *name, int port) {
- struct gpio_pin *pin;
- char *pin_attr_name;
- int port_index = port - 1;
-
- pin_attr_name = port_info[port_index]->gpio_pin_name_by_attr_name(name, port);
-
- for (pin = gpio_pins; *pin->name; pin++) {
- if (!strcmp(pin->pin.label, pin_attr_name)) {
- return pin;
- }
- }
-
- log_error("pin with attr name [%s] not found", name);
- return NULL;
-}
-
-static ssize_t mts_attr_show_ap_gpio_pin(struct kobject *kobj,
- struct kobj_attribute *attr,
- char *buf)
-{
- int value;
- int port;
- struct gpio_pin *pin;
-
- port = port_from_kobject(kobj);
- if (port < 1) {
- log_error("port_from_kobject returned %d", port);
- return -EINVAL;
- }
-
- pin = ap_gpio_pin_by_attr_name(attr->attr.name, port);
- if (!pin) {
- return -ENODEV;
- }
-
- mutex_lock(&mts_io_mutex);
-
- value = gpio_get_value(pin->pin.gpio);
-
- mutex_unlock(&mts_io_mutex);
-
- if (value < 0) {
- return value;
- }
-
- if (pin->active_low) {
- value = !value;
- }
-
- return sprintf(buf, "%d\n", value);
-}
-
-static ssize_t mts_attr_store_ap_gpio_pin(struct kobject *kobj,
- struct kobj_attribute *attr, const char *buf, size_t count)
-{
- int value;
- int port;
- struct gpio_pin *pin;
-
- port = port_from_kobject(kobj);
- if (port < 1) {
- log_error("port_from_kobject returned %d", port);
- return -EINVAL;
- }
-
- pin = ap_gpio_pin_by_attr_name(attr->attr.name, port);
- if (!pin) {
- return -ENODEV;
- }
-
- if (sscanf(buf, "%i", &value) != 1) {
- return -EINVAL;
- }
-
- if (pin->active_low) {
- value = !value;
- }
-
- mutex_lock(&mts_io_mutex);
-
- gpio_set_value(pin->pin.gpio, value);
-
- mutex_unlock(&mts_io_mutex);
-
- return count;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 08:03:36 +0000