From 31def91b3a192bd414d87b3a408de34eed94d616 Mon Sep 17 00:00:00 2001 From: Avinash Patil Date: Fri, 13 Feb 2015 17:41:08 +0530 Subject: mwifiex: DMA alignment for RX packets This patch adds support for DMA alignment of sk_buffs allocated for RX. Patch also adds support to modify skb allocation flags. Signed-off-by: Marc Yang Signed-off-by: Qingshui Gao Signed-off-by: Cathy Luo Signed-off-by: Avinash Patil Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/main.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/net/wireless/mwifiex/main.h') diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 2089a3084043..16be45e9a66a 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -140,6 +140,9 @@ enum { #define MWIFIEX_DRV_INFO_SIZE_MAX 0x40000 +/* Address alignment */ +#define MWIFIEX_ALIGN_ADDR(p, a) (((long)(p) + (a) - 1) & ~((a) - 1)) + struct mwifiex_dbg { u32 num_cmd_host_to_card_failure; u32 num_cmd_sleep_cfm_host_to_card_failure; @@ -1418,6 +1421,7 @@ u8 mwifiex_adjust_data_rate(struct mwifiex_private *priv, u8 rx_rate, u8 ht_info); void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter); +void *mwifiex_alloc_rx_buf(int rx_len, gfp_t flags); #ifdef CONFIG_DEBUG_FS void mwifiex_debugfs_init(void); -- cgit v1.2.1