/*
* Copyright (c) 2004-2011 Atheros Communications Inc.
+ * Copyright (c) 2011 Qualcomm Atheros, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
#define WMI_DATA_VO_SVC MAKE_SERVICE_ID(WMI_SERVICE_GROUP, 4)
#define WMI_MAX_SERVICES 5
+#define WMM_NUM_AC 4
+
/* reserved and used to flush ALL packets */
#define HTC_TX_PACKET_TAG_ALL 0
#define HTC_SERVICE_TX_PACKET_TAG 1
void (*completion) (struct htc_target *, struct htc_packet *);
struct htc_target *context;
+
+ /*
+ * optimization for network-oriented data, the HTC packet
+ * can pass the network buffer corresponding to the HTC packet
+ * lower layers may optimized the transfer knowing this is
+ * a network buffer
+ */
+ struct sk_buff *skb;
};
enum htc_send_full_action {
};
struct htc_ep_callbacks {
+ void (*tx_complete) (struct htc_target *, struct htc_packet *);
void (*rx) (struct htc_target *, struct htc_packet *);
void (*rx_refill) (struct htc_target *, enum htc_endpoint_id endpoint);
enum htc_send_full_action (*tx_full) (struct htc_target *,
struct htc_packet *);
struct htc_packet *(*rx_allocthresh) (struct htc_target *,
enum htc_endpoint_id, int);
+ void (*tx_comp_multi) (struct htc_target *, struct list_head *);
int rx_alloc_thresh;
int rx_refill_thresh;
};
u8 seqno;
u32 conn_flags;
struct htc_endpoint_stats ep_st;
+ u16 tx_drop_packet_threshold;
};
struct htc_control_buffer {
struct ath6kl_htc_credit_info *credit_info;
int tgt_creds;
unsigned int tgt_cred_sz;
+
+ /* protects free_ctrl_txbuf and free_ctrl_rxbuf */
spinlock_t htc_lock;
+
+ /* FIXME: does this protext rx_bufq and endpoint structures or what? */
spinlock_t rx_lock;
+
+ /* protects endpoint->txq */
spinlock_t tx_lock;
+
struct ath6kl_device *dev;
u32 htc_flags;
u32 rx_st_flags;
/* max messages per bundle for HTC */
int msg_per_bndl_max;
- bool tx_bndl_enable;
+ u32 tx_bndl_mask;
int rx_bndl_enable;
int max_rx_bndl_sz;
int max_tx_bndl_sz;
int max_xfer_szper_scatreq;
int chk_irq_status_cnt;
+
+ /* counts the number of Tx without bundling continously per AC */
+ u32 ac_tx_count[WMM_NUM_AC];
};
void *ath6kl_htc_create(struct ath6kl *ar);
int ath6kl_htc_rxmsg_pending_handler(struct htc_target *target,
u32 msg_look_ahead, int *n_pkts);
-int ath6kl_credit_setup(void *htc_handle,
+int ath6kl_credit_setup(struct htc_target *htc_target,
struct ath6kl_htc_credit_info *cred_info);
static inline void set_htc_pkt_info(struct htc_packet *packet, void *context,