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| author | Xinming Hu <huxm@marvell.com> | 2014-12-26 03:02:33 -0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-01-06 21:09:27 +0200 |
| commit | 84b313b35f8158d7ff35d649d18428a7740db49e (patch) | |
| tree | 510ab49aadc6be243d641d196d28f19908084d2d /drivers/net/wireless/mwifiex/decl.h | |
| parent | 2ab87d5d670d6946cae03b519ab9ef76c932d1a3 (diff) | |
| download | blackbird-op-linux-84b313b35f8158d7ff35d649d18428a7740db49e.tar.gz blackbird-op-linux-84b313b35f8158d7ff35d649d18428a7740db49e.zip | |
mwifiex: make tx packet 64 byte DMA aligned
This patch adds support for DMA alignment of 64 bytes for TX packets.
Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/mwifiex/decl.h')
| -rw-r--r-- | drivers/net/wireless/mwifiex/decl.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index cdca8ed7b3b1..7aa988e1dc7a 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -32,9 +32,12 @@ #define MWIFIEX_MAX_BSS_NUM (3) -#define MWIFIEX_MIN_DATA_HEADER_LEN 36 /* sizeof(mwifiex_txpd) - * + 4 byte alignment - */ +#define MWIFIEX_DMA_ALIGN_SZ 64 +#define MAX_TXPD_SZ 32 +#define INTF_HDR_ALIGN 4 + +#define MWIFIEX_MIN_DATA_HEADER_LEN (MWIFIEX_DMA_ALIGN_SZ + INTF_HDR_ALIGN + \ + MAX_TXPD_SZ) #define MWIFIEX_MGMT_FRAME_HEADER_SIZE 8 /* sizeof(pkt_type) * + sizeof(tx_control) */ |
