diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00ring.h')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00ring.h | 50 |
1 files changed, 36 insertions, 14 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00ring.h b/drivers/net/wireless/rt2x00/rt2x00ring.h index 1a864d32cfbd..1caa6d688c40 100644 --- a/drivers/net/wireless/rt2x00/rt2x00ring.h +++ b/drivers/net/wireless/rt2x00/rt2x00ring.h @@ -27,19 +27,27 @@ #define RT2X00RING_H /* - * data_desc - * Each data entry also contains a descriptor which is used by the - * device to determine what should be done with the packet and - * what the current status is. - * This structure is greatly simplified, but the descriptors - * are basically a list of little endian 32 bit values. - * Make the array by default 1 word big, this will allow us - * to use sizeof() correctly. + * skb_desc + * Descriptor information for the skb buffer */ -struct data_desc { - __le32 word[1]; +struct skb_desc { + unsigned int frame_type; + + unsigned int desc_len; + unsigned int data_len; + + void *desc; + void *data; + + struct data_ring *ring; + struct data_entry *entry; }; +static inline struct skb_desc* get_skb_desc(struct sk_buff *skb) +{ + return (struct skb_desc*)&skb->cb[0]; +} + /* * rxdata_entry_desc * Summary of information that has been read from the @@ -51,6 +59,7 @@ struct rxdata_entry_desc { int ofdm; int size; int flags; + int my_bss; }; /* @@ -66,6 +75,7 @@ struct txdata_entry_desc { #define ENTRY_TXD_MORE_FRAG 4 #define ENTRY_TXD_REQ_TIMESTAMP 5 #define ENTRY_TXD_BURST 6 +#define ENTRY_TXD_ACK 7 /* * Queue ID. ID's 0-4 are data TX rings @@ -134,6 +144,11 @@ struct data_entry { */ void *data_addr; dma_addr_t data_dma; + + /* + * Entry identification number (index). + */ + unsigned int entry_idx; }; /* @@ -172,6 +187,13 @@ struct data_ring { void *data_addr; /* + * Queue identification number: + * RX: 0 + * TX: IEEE80211_TX_* + */ + unsigned int queue_idx; + + /* * Index variables. */ u16 index; @@ -253,16 +275,16 @@ static inline int rt2x00_ring_free(struct data_ring *ring) /* * TX/RX Descriptor access functions. */ -static inline void rt2x00_desc_read(struct data_desc *desc, +static inline void rt2x00_desc_read(__le32 *desc, const u8 word, u32 *value) { - *value = le32_to_cpu(desc->word[word]); + *value = le32_to_cpu(desc[word]); } -static inline void rt2x00_desc_write(struct data_desc *desc, +static inline void rt2x00_desc_write(__le32 *desc, const u8 word, const u32 value) { - desc->word[word] = cpu_to_le32(value); + desc[word] = cpu_to_le32(value); } #endif /* RT2X00RING_H */ |