diff options
Diffstat (limited to 'drivers/staging/rtl8192u/ieee80211/dot11d.h')
| -rw-r--r-- | drivers/staging/rtl8192u/ieee80211/dot11d.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/staging/rtl8192u/ieee80211/dot11d.h b/drivers/staging/rtl8192u/ieee80211/dot11d.h new file mode 100644 index 000000000..8b485fa18 --- /dev/null +++ b/drivers/staging/rtl8192u/ieee80211/dot11d.h @@ -0,0 +1,57 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __INC_DOT11D_H +#define __INC_DOT11D_H + +#include "ieee80211.h" + +struct chnl_txpower_triple { + u8 first_channel; + u8 num_channels; + u8 max_tx_pwr_dbm; +}; + +enum dot11d_state { + DOT11D_STATE_NONE = 0, + DOT11D_STATE_LEARNED, + DOT11D_STATE_DONE, +}; + +struct rt_dot11d_info { + u16 country_ie_len; /* > 0 if country_ie_buf[] contains valid country information element. */ + + /* country_ie_src_addr u16 aligned for comparison and copy */ + u8 country_ie_src_addr[ETH_ALEN]; /* Source AP of the country IE. */ + u8 country_ie_buf[MAX_IE_LEN]; + u8 country_ie_watchdog; + + u8 channel_map[MAX_CHANNEL_NUMBER + 1]; /* !Value 0: Invalid, 1: Valid (active scan), 2: Valid (passive scan) */ + u8 max_tx_pwr_dbm_list[MAX_CHANNEL_NUMBER + 1]; + + enum dot11d_state state; + u8 dot11d_enabled; /* dot11MultiDomainCapabilityEnabled */ +}; + +#define GET_DOT11D_INFO(ieee_dev) ((struct rt_dot11d_info *)((ieee_dev)->dot11d_info)) + +#define IS_DOT11D_ENABLE(ieee_dev) (GET_DOT11D_INFO(ieee_dev)->dot11d_enabled) +#define IS_COUNTRY_IE_VALID(ieee_dev) (GET_DOT11D_INFO(ieee_dev)->country_ie_len > 0) + +#define IS_EQUAL_CIE_SRC(ieee_dev, addr) ether_addr_equal(GET_DOT11D_INFO(ieee_dev)->country_ie_src_addr, addr) +#define UPDATE_CIE_SRC(ieee_dev, addr) ether_addr_copy(GET_DOT11D_INFO(ieee_dev)->country_ie_src_addr, addr) + +#define GET_CIE_WATCHDOG(ieee_dev) (GET_DOT11D_INFO(ieee_dev)->country_ie_watchdog) +#define RESET_CIE_WATCHDOG(ieee_dev) (GET_CIE_WATCHDOG(ieee_dev) = 0) +#define UPDATE_CIE_WATCHDOG(ieee_dev) (++GET_CIE_WATCHDOG(ieee_dev)) + +void rtl8192u_dot11d_init(struct ieee80211_device *dev); +void dot11d_reset(struct ieee80211_device *dev); +void dot11d_update_country_ie(struct ieee80211_device *dev, + u8 *addr, + u16 coutry_ie_len, + u8 *coutry_ie); +u8 dot11d_get_max_tx_pwr_in_dbm(struct ieee80211_device *dev, u8 channel); +void dot11d_scan_complete(struct ieee80211_device *dev); +int is_legal_channel(struct ieee80211_device *dev, u8 channel); +int to_legal_channel(struct ieee80211_device *dev, u8 channel); + +#endif /* #ifndef __INC_DOT11D_H */ |