diff options
| author | John W. Linville <linville@tuxdriver.com> | 2013-06-11 14:48:32 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-06-11 14:48:32 -0400 |
| commit | 3899ba90a4ab2f3cab8e0f91a76c14ff131c8293 (patch) | |
| tree | ae82b469f8a7ceb42547d11dd1fe5c73abc8635b /drivers/net/wireless/ath/wil6210/txrx.h | |
| parent | 45203a3b380cee28f570475c0d28c169f908c209 (diff) | |
| parent | 8b3e7be437a6b62118d0485ad971e724afe23fdf (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Conflicts:
drivers/net/wireless/ath/ath9k/debug.c
net/mac80211/iface.c
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/txrx.h')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/txrx.h | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/wil6210/txrx.h b/drivers/net/wireless/ath/wil6210/txrx.h index adef12fb2aee..23c0781cdb93 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.h +++ b/drivers/net/wireless/ath/wil6210/txrx.h @@ -27,6 +27,28 @@ #define WIL6210_RTAP_SIZE (128) /* Tx/Rx path */ + +/* + * Common representation of physical address in Vring + */ +struct vring_dma_addr { + __le32 addr_low; + __le16 addr_high; +} __packed; + +static inline dma_addr_t wil_desc_addr(struct vring_dma_addr *addr) +{ + return le32_to_cpu(addr->addr_low) | + ((u64)le16_to_cpu(addr->addr_high) << 32); +} + +static inline void wil_desc_addr_set(struct vring_dma_addr *addr, + dma_addr_t pa) +{ + addr->addr_low = cpu_to_le32(lower_32_bits(pa)); + addr->addr_high = cpu_to_le16((u16)upper_32_bits(pa)); +} + /* * Tx descriptor - MAC part * [dword 0] @@ -216,13 +238,12 @@ struct vring_tx_mac { struct vring_tx_dma { u32 d0; - u32 addr_low; - u16 addr_high; + struct vring_dma_addr addr; u8 ip_length; u8 b11; /* 0..6: mac_length; 7:ip_version */ u8 error; /* 0..2: err; 3..7: reserved; */ u8 status; /* 0: used; 1..7; reserved */ - u16 length; + __le16 length; } __packed; /* @@ -315,13 +336,12 @@ struct vring_rx_mac { struct vring_rx_dma { u32 d0; - u32 addr_low; - u16 addr_high; + struct vring_dma_addr addr; u8 ip_length; u8 b11; u8 error; u8 status; - u16 length; + __le16 length; } __packed; struct vring_tx_desc { |