5 files changed, 26 insertions, 0 deletions

diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c
index 8141447e8f96..a3336534eb2a 100644
--- a/drivers/net/wireless/ti/wl12xx/main.c
+++ b/drivers/net/wireless/ti/wl12xx/main.c
@@ -1314,6 +1314,7 @@ static struct wlcore_ops wl12xx_ops = {
         .get_pg_ver             = wl12xx_get_pg_ver,
         .get_mac                = wl12xx_get_mac,
         .set_tx_desc_csum       = wl12xx_set_tx_desc_csum,
+        .set_rx_csum            = NULL,
 };
 
 static struct ieee80211_sta_ht_cap wl12xx_ht_cap = {
diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c
index c47f52c81a72..90fccb775727 100644
--- a/drivers/net/wireless/ti/wl18xx/main.c
+++ b/drivers/net/wireless/ti/wl18xx/main.c
@@ -39,6 +39,8 @@
 #include "wl18xx.h"
 
 
+#define WL18XX_RX_CHECKSUM_MASK      0x40
+
 static const u8 wl18xx_rate_to_idx_2ghz[] = {
         /* MCS rates are used only with 11n */
         15,                            /* WL18XX_CONF_HW_RXTX_RATE_MCS15 */
@@ -534,6 +536,14 @@ static void wl18xx_set_tx_desc_csum(struct wl1271 *wl,
         desc->wl18xx_checksum_data |= (ip_hdr->protocol & 0x01);
 }
 
+static void wl18xx_set_rx_csum(struct wl1271 *wl,
+                               struct wl1271_rx_descriptor *desc,
+                               struct sk_buff *skb)
+{
+        if (desc->status & WL18XX_RX_CHECKSUM_MASK)
+                skb->ip_summed = CHECKSUM_UNNECESSARY;
+}
+
 static struct wlcore_ops wl18xx_ops = {
         .identify_chip  = wl18xx_identify_chip,
         .boot           = wl18xx_boot,
@@ -548,6 +558,7 @@ static struct wlcore_ops wl18xx_ops = {
         .tx_delayed_compl = NULL,
         .hw_init        = wl18xx_hw_init,
         .set_tx_desc_csum = wl18xx_set_tx_desc_csum,
+        .set_rx_csum = wl18xx_set_rx_csum,
 };
 
 int __devinit wl18xx_probe(struct platform_device *pdev)
diff --git a/drivers/net/wireless/ti/wlcore/hw_ops.h b/drivers/net/wireless/ti/wlcore/hw_ops.h
index 4573249ea89f..80f3d75ceddf 100644
--- a/drivers/net/wireless/ti/wlcore/hw_ops.h
+++ b/drivers/net/wireless/ti/wlcore/hw_ops.h
@@ -130,4 +130,13 @@ wlcore_hw_set_tx_desc_csum(struct wl1271 *wl,
         wl->ops->set_tx_desc_csum(wl, desc, skb);
 }
 
+static inline void
+wlcore_hw_set_rx_csum(struct wl1271 *wl,
+                      struct wl1271_rx_descriptor *desc,
+                      struct sk_buff *skb)
+{
+        if (wl->ops->set_rx_csum)
+                wl->ops->set_rx_csum(wl, desc, skb);
+}
+
 #endif
diff --git a/drivers/net/wireless/ti/wlcore/rx.c b/drivers/net/wireless/ti/wlcore/rx.c
index d6a3c6b07827..2672b1d16cef 100644
--- a/drivers/net/wireless/ti/wlcore/rx.c
+++ b/drivers/net/wireless/ti/wlcore/rx.c
@@ -186,6 +186,7 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length,
                 is_data = 1;
 
         wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon);
+        wlcore_hw_set_rx_csum(wl, desc, skb);
 
         seq_num = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
         wl1271_debug(DEBUG_RX, "rx skb 0x%p: %d B %s seq %d hlid %d", skb,
diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h
index c062d304ab0d..2922d8aec699 100644
--- a/drivers/net/wireless/ti/wlcore/wlcore.h
+++ b/drivers/net/wireless/ti/wlcore/wlcore.h
@@ -33,6 +33,7 @@
 /* forward declaration */
 struct wl1271_tx_hw_descr;
 enum wl_rx_buf_align;
+struct wl1271_rx_descriptor;
 
 struct wlcore_ops {
         int (*identify_chip)(struct wl1271 *wl);
@@ -64,6 +65,9 @@ struct wlcore_ops {
         void (*set_tx_desc_csum)(struct wl1271 *wl,
                                  struct wl1271_tx_hw_descr *desc,
                                  struct sk_buff *skb);
+        void (*set_rx_csum)(struct wl1271 *wl,
+                            struct wl1271_rx_descriptor *desc,
+                            struct sk_buff *skb);
 };
 
 enum wlcore_partitions {