From beb6c880720073c233633c45792a4bb5d5fedbd5 Mon Sep 17 00:00:00 2001 From: Arik Nemtsov Date: Sat, 16 Oct 2010 18:53:48 +0200 Subject: [PATCH] wl12xx: Add AP related definitions to HOST-FW interface Change structures in a non-destructive manner. This means no changes in size or location of existing members used by STA. Signed-off-by: Arik Nemtsov Reviewed-by: Luciano Coelho Signed-off-by: Luciano Coelho --- drivers/net/wireless/wl12xx/event.h | 7 ++++++- drivers/net/wireless/wl12xx/rx.h | 10 +++++++--- drivers/net/wireless/wl12xx/tx.h | 9 +++++++-- drivers/net/wireless/wl12xx/wl12xx.h | 18 +++++++++++++++++- 4 files changed, 37 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/wl12xx/event.h b/drivers/net/wireless/wl12xx/event.h index fd955f31cec4..1d5ef670d480 100644 --- a/drivers/net/wireless/wl12xx/event.h +++ b/drivers/net/wireless/wl12xx/event.h @@ -116,7 +116,12 @@ struct event_mailbox { u8 scheduled_scan_status; u8 ps_status; - u8 reserved_5[29]; + /* AP FW only */ + u8 hlid_removed; + __le16 sta_aging_status; + __le16 sta_tx_retry_exceeded; + + u8 reserved_5[24]; } __packed; int wl1271_event_unmask(struct wl1271 *wl); diff --git a/drivers/net/wireless/wl12xx/rx.h b/drivers/net/wireless/wl12xx/rx.h index f695553f31e0..8d048b36bbba 100644 --- a/drivers/net/wireless/wl12xx/rx.h +++ b/drivers/net/wireless/wl12xx/rx.h @@ -86,8 +86,9 @@ /* * RX Descriptor status * - * Bits 0-2 - status - * Bits 3-7 - reserved + * Bits 0-2 - error code + * Bits 3-5 - process_id tag (AP mode FW) + * Bits 6-7 - reserved */ #define WL1271_RX_DESC_STATUS_MASK 0x07 @@ -110,7 +111,10 @@ struct wl1271_rx_descriptor { u8 snr; __le32 timestamp; u8 packet_class; - u8 process_id; + union { + u8 process_id; /* STA FW */ + u8 hlid; /* AP FW */ + } __packed; u8 pad_len; u8 reserved; } __packed; diff --git a/drivers/net/wireless/wl12xx/tx.h b/drivers/net/wireless/wl12xx/tx.h index 5ccd22eaf074..05722a560d91 100644 --- a/drivers/net/wireless/wl12xx/tx.h +++ b/drivers/net/wireless/wl12xx/tx.h @@ -29,6 +29,7 @@ #define TX_HW_BLOCK_SIZE 252 #define TX_HW_MGMT_PKT_LIFETIME_TU 2000 +#define TX_HW_AP_MODE_PKT_LIFETIME_TU 8000 /* The chipset reference driver states, that the "aid" value 1 * is for infra-BSS, but is still always used */ #define TX_HW_DEFAULT_AID 1 @@ -77,8 +78,12 @@ struct wl1271_tx_hw_descr { u8 id; /* The packet TID value (as User-Priority) */ u8 tid; - /* Identifier of the remote STA in IBSS, 1 in infra-BSS */ - u8 aid; + union { + /* STA - Identifier of the remote STA in IBSS, 1 in infra-BSS */ + u8 aid; + /* AP - host link ID (HLID) */ + u8 hlid; + } __packed; u8 reserved; } __packed; diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h index 4bbdb89f1bcb..2f855443555c 100644 --- a/drivers/net/wireless/wl12xx/wl12xx.h +++ b/drivers/net/wireless/wl12xx/wl12xx.h @@ -195,6 +195,11 @@ struct wl1271_stats { #define NUM_TX_QUEUES 4 #define NUM_RX_PKT_DESC 8 +#define AP_MAX_STATIONS 5 + +/* Broadcast and Global links + links to stations */ +#define AP_MAX_LINKS (AP_MAX_STATIONS + 2) + /* FW status registers */ struct wl1271_fw_status { __le32 intr; @@ -205,7 +210,18 @@ struct wl1271_fw_status { __le32 rx_pkt_descs[NUM_RX_PKT_DESC]; __le32 tx_released_blks[NUM_TX_QUEUES]; __le32 fw_localtime; - __le32 padding[2]; + + /* Next fields valid only in AP FW */ + + /* + * A bitmap (where each bit represents a single HLID) + * to indicate if the station is in PS mode. + */ + __le32 link_ps_bitmap; + + /* Number of freed MBs per HLID */ + u8 tx_lnk_free_blks[AP_MAX_LINKS]; + u8 padding_1[1]; } __packed; struct wl1271_rx_mem_pool_addr {