diff options
author | Kalle Valo <kvalo@qca.qualcomm.com> | 2012-03-25 14:15:25 (GMT) |
---|---|---|
committer | Kalle Valo <kvalo@qca.qualcomm.com> | 2012-03-26 13:36:45 (GMT) |
commit | 8bd5bca821f3284ebe39ffcfcc6c62b58ab54240 (patch) | |
tree | f9cb2786400c08f5285ab3513c147c2a83ffbbd1 /drivers/net | |
parent | cfc10f24576997b6f79e3348abc856c248eb3f07 (diff) | |
download | linux-8bd5bca821f3284ebe39ffcfcc6c62b58ab54240.tar.xz |
ath6kl: add rx data padding support
Needed when using USB.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/wireless/ath/ath6kl/txrx.c | 7 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath6kl/wmi.h | 3 |
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/txrx.c b/drivers/net/wireless/ath/ath6kl/txrx.c index 53d0334..5559c9b 100644 --- a/drivers/net/wireless/ath/ath6kl/txrx.c +++ b/drivers/net/wireless/ath/ath6kl/txrx.c @@ -1287,6 +1287,7 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet) struct wmi_data_hdr *dhdr; int min_hdr_len; u8 meta_type, dot11_hdr = 0; + u8 pad_before_data_start; int status = packet->status; enum htc_endpoint_id ept = packet->endpoint; bool is_amsdu, prev_ps, ps_state = false; @@ -1498,6 +1499,10 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet) seq_no = wmi_data_hdr_get_seqno(dhdr); meta_type = wmi_data_hdr_get_meta(dhdr); dot11_hdr = wmi_data_hdr_get_dot11(dhdr); + pad_before_data_start = + (le16_to_cpu(dhdr->info3) >> WMI_DATA_HDR_PAD_BEFORE_DATA_SHIFT) + & WMI_DATA_HDR_PAD_BEFORE_DATA_MASK; + skb_pull(skb, sizeof(struct wmi_data_hdr)); switch (meta_type) { @@ -1516,6 +1521,8 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet) break; } + skb_pull(skb, pad_before_data_start); + if (dot11_hdr) status = ath6kl_wmi_dot11_hdr_remove(ar->wmi, skb); else if (!is_amsdu) diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h index 8c8a922..b99e9bd 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.h +++ b/drivers/net/wireless/ath/ath6kl/wmi.h @@ -182,6 +182,9 @@ enum wmi_data_hdr_flags { #define WMI_DATA_HDR_META_MASK 0x7 #define WMI_DATA_HDR_META_SHIFT 13 +#define WMI_DATA_HDR_PAD_BEFORE_DATA_MASK 0xFF +#define WMI_DATA_HDR_PAD_BEFORE_DATA_SHIFT 0x8 + /* Macros for operating on WMI_DATA_HDR (info3) field */ #define WMI_DATA_HDR_IF_IDX_MASK 0xF |