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Diffstat (limited to 'drivers/staging/rtl8712/wifi.h')
| -rw-r--r-- | drivers/staging/rtl8712/wifi.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/drivers/staging/rtl8712/wifi.h b/drivers/staging/rtl8712/wifi.h new file mode 100644 index 000000000..498e6dec7 --- /dev/null +++ b/drivers/staging/rtl8712/wifi.h @@ -0,0 +1,196 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/****************************************************************************** + * + * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. + * + * Modifications for inclusion into the Linux staging tree are + * Copyright(c) 2010 Larry Finger. All rights reserved. + * + * Contact information: + * WLAN FAE <wlanfae@realtek.com> + * Larry Finger <Larry.Finger@lwfinger.net> + * + ******************************************************************************/ +#ifndef _WIFI_H_ +#define _WIFI_H_ + +#include <linux/compiler.h> +#include <linux/ieee80211.h> + +#define WLAN_HDR_A3_LEN 24 +#define WLAN_HDR_A3_QOS_LEN 26 + +enum WIFI_FRAME_TYPE { + WIFI_QOS_DATA_TYPE = (BIT(7) | BIT(3)), /*!< QoS Data */ +}; + +#define SetToDs(pbuf) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_TODS); \ +}) + +#define GetToDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0) + +#define ClearToDs(pbuf) ({ \ + *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_TODS)); \ +}) + +#define SetFrDs(pbuf) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_FROMDS); \ +}) + +#define GetFrDs(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0) + +#define ClearFrDs(pbuf) ({ \ + *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_FROMDS)); \ +}) + +static inline unsigned char get_tofr_ds(unsigned char *pframe) +{ + return ((GetToDs(pframe) << 1) | GetFrDs(pframe)); +} + +#define SetMFrag(pbuf) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_MOREFRAGS); \ +}) + +#define GetMFrag(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0) + +#define ClearMFrag(pbuf) ({ \ + *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)); \ +}) + +#define SetRetry(pbuf) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_RETRY); \ +}) + +#define GetRetry(pbuf) (((*(__le16 *)(pbuf)) & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0) + +#define ClearRetry(pbuf) ({ \ + *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_RETRY)); \ +}) + +#define SetPwrMgt(pbuf) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_PM); \ +}) + +#define GetPwrMgt(pbuf) (((*(__le16 *)(pbuf)) & \ + cpu_to_le16(IEEE80211_FCTL_PM)) != 0) + +#define ClearPwrMgt(pbuf) ({ \ + *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_PM)); \ +}) + +#define SetMData(pbuf) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_MOREDATA); \ +}) + +#define GetMData(pbuf) (((*(__le16 *)(pbuf)) & \ + cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0) + +#define ClearMData(pbuf) ({ \ + *(__le16 *)(pbuf) &= (~cpu_to_le16(IEEE80211_FCTL_MOREDATA)); \ +}) + +#define SetPrivacy(pbuf) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(IEEE80211_FCTL_PROTECTED); \ +}) + +#define GetPrivacy(pbuf) (((*(__le16 *)(pbuf)) & \ + cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0) + +#define GetOrder(pbuf) (((*(__le16 *)(pbuf)) & \ + cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0) + +#define GetFrameType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \ + (BIT(3) | BIT(2))) + +#define SetFrameType(pbuf, type) \ + do { \ + *(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(3) | \ + BIT(2))); \ + *(__le16 *)(pbuf) |= cpu_to_le16(type); \ + } while (0) + +#define GetFrameSubType(pbuf) (le16_to_cpu(*(__le16 *)(pbuf)) & \ + (BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \ + BIT(2))) + +#define SetFrameSubType(pbuf, type) \ + do { \ + *(__le16 *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \ + BIT(5) | BIT(4) | BIT(3) | BIT(2))); \ + *(__le16 *)(pbuf) |= cpu_to_le16(type); \ + } while (0) + +#define GetSequence(pbuf) (le16_to_cpu(*(__le16 *)\ + ((addr_t)(pbuf) + 22)) >> 4) + +#define GetFragNum(pbuf) (le16_to_cpu(*(__le16 *)((addr_t)\ + (pbuf) + 22)) & 0x0f) + +#define SetSeqNum(pbuf, num) ({ \ + *(__le16 *)((addr_t)(pbuf) + 22) = \ + cpu_to_le16((le16_to_cpu(*(__le16 *)((addr_t)(pbuf) + 22)) & \ + 0x000f) | (0xfff0 & (num << 4))); \ +}) + +#define SetPriority(pbuf, tid) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16(tid & 0xf); \ +}) + +#define GetPriority(pbuf) ((le16_to_cpu(*(__le16 *)(pbuf))) & 0xf) + +#define SetAckpolicy(pbuf, ack) ({ \ + *(__le16 *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \ +}) + +#define GetAckpolicy(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 5) & 0x3) + +#define GetAMsdu(pbuf) (((le16_to_cpu(*(__le16 *)pbuf)) >> 7) & 0x1) + +#define GetAddr1Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 4)) + +#define GetAddr2Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 10)) + +#define GetAddr3Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 16)) + +#define GetAddr4Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 24)) + +static inline unsigned char *get_hdr_bssid(unsigned char *pframe) +{ + unsigned char *sa; + unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); + + switch (to_fr_ds) { + case 0x00: /* ToDs=0, FromDs=0 */ + sa = GetAddr3Ptr(pframe); + break; + case 0x01: /* ToDs=0, FromDs=1 */ + sa = GetAddr2Ptr(pframe); + break; + case 0x02: /* ToDs=1, FromDs=0 */ + sa = GetAddr1Ptr(pframe); + break; + default: /* ToDs=1, FromDs=1 */ + sa = NULL; + break; + } + return sa; +} + +/* --------------------------------------------------------------------------- + * Below is the fixed elements... + * --------------------------------------------------------------------------- + */ +#define _BEACON_ITERVAL_ 2 +#define _CAPABILITY_ 2 +#define _TIMESTAMP_ 8 + +/*----------------------------------------------------------------------------- + * Below is the definition for WMM + *------------------------------------------------------------------------------ + */ +#define _WMM_IE_Length_ 7 /* for WMM STA */ + +#endif /* _WIFI_H_ */ + |