Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1287 commits)
  icmp: Fix regression in nexthop resolution during replies.
  net: Fix ppc64 BPF JIT dependencies.
  acenic: include NET_SKB_PAD headroom to incoming skbs
  ixgbe: convert to ndo_fix_features
  ixgbe: only enable WoL for magic packet by default
  ixgbe: remove ifdef check for non-existent define
  ixgbe: Pass staterr instead of re-reading status and error bits from descriptor
  ixgbe: Move interrupt related values out of ring and into q_vector
  ixgbe: add structure for containing RX/TX rings to q_vector
  ixgbe: inline the ixgbe_maybe_stop_tx function
  ixgbe: Update ATR to use recorded TX queues instead of CPU for routing
  igb: Fix for DH89xxCC near end loopback test
  e1000: always call e1000_check_for_link() on e1000_ce4100 MACs.
  netxen: add fw version compatibility check
  be2net: request native mode each time the card is reset
  ipv4: Constrain UFO fragment sizes to multiples of 8 bytes
  virtio_net: Fix panic in virtnet_remove
  ipv6: make fragment identifications less predictable
  ipv6: unshare inetpeers
  can: make function can_get_bittiming static
  ...

1 files changed, 115 insertions, 32 deletions

diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 07e35e59c9e..70dc8ecdad4 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -14,6 +14,7 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/dma-mapping.h>
 #include "ath9k.h"
 #include "ar9003_mac.h"
 
@@ -39,6 +40,7 @@ static inline bool ath_ant_div_comb_alt_check(u8 div_group, int alt_ratio,
 			result = true;
 		break;
 	case 1:
+	case 2:
 		if ((((curr_main_set == ATH_ANT_DIV_COMB_LNA2) &&
 			(curr_alt_set == ATH_ANT_DIV_COMB_LNA1) &&
 				(alt_rssi_avg >= (main_rssi_avg - 5))) ||
@@ -1075,39 +1077,39 @@ static void ath_lnaconf_alt_good_scan(struct ath_ant_comb *antcomb,
 		antcomb->rssi_lna1 = main_rssi_avg;
 
 	switch ((ant_conf.main_lna_conf << 4) | ant_conf.alt_lna_conf) {
-	case (0x10): /* LNA2 A-B */
+	case 0x10: /* LNA2 A-B */
 		antcomb->main_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2;
 		antcomb->first_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2;
 		antcomb->second_quick_scan_conf = ATH_ANT_DIV_COMB_LNA1;
 		break;
-	case (0x20): /* LNA1 A-B */
+	case 0x20: /* LNA1 A-B */
 		antcomb->main_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2;
 		antcomb->first_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2;
 		antcomb->second_quick_scan_conf = ATH_ANT_DIV_COMB_LNA2;
 		break;
-	case (0x21): /* LNA1 LNA2 */
+	case 0x21: /* LNA1 LNA2 */
 		antcomb->main_conf = ATH_ANT_DIV_COMB_LNA2;
 		antcomb->first_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2;
 		antcomb->second_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2;
 		break;
-	case (0x12): /* LNA2 LNA1 */
+	case 0x12: /* LNA2 LNA1 */
 		antcomb->main_conf = ATH_ANT_DIV_COMB_LNA1;
 		antcomb->first_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2;
 		antcomb->second_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2;
 		break;
-	case (0x13): /* LNA2 A+B */
+	case 0x13: /* LNA2 A+B */
 		antcomb->main_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2;
 		antcomb->first_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2;
 		antcomb->second_quick_scan_conf = ATH_ANT_DIV_COMB_LNA1;
 		break;
-	case (0x23): /* LNA1 A+B */
+	case 0x23: /* LNA1 A+B */
 		antcomb->main_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2;
 		antcomb->first_quick_scan_conf =
 			ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2;
@@ -1324,65 +1326,148 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf,
 		/* Adjust the fast_div_bias based on main and alt lna conf */
 		switch ((ant_conf->main_lna_conf << 4) |
 				ant_conf->alt_lna_conf) {
-		case (0x01): /* A-B LNA2 */
+		case 0x01: /* A-B LNA2 */
 			ant_conf->fast_div_bias = 0x3b;
 			break;
-		case (0x02): /* A-B LNA1 */
+		case 0x02: /* A-B LNA1 */
 			ant_conf->fast_div_bias = 0x3d;
 			break;
-		case (0x03): /* A-B A+B */
+		case 0x03: /* A-B A+B */
 			ant_conf->fast_div_bias = 0x1;
 			break;
-		case (0x10): /* LNA2 A-B */
+		case 0x10: /* LNA2 A-B */
 			ant_conf->fast_div_bias = 0x7;
 			break;
-		case (0x12): /* LNA2 LNA1 */
+		case 0x12: /* LNA2 LNA1 */
 			ant_conf->fast_div_bias = 0x2;
 			break;
-		case (0x13): /* LNA2 A+B */
+		case 0x13: /* LNA2 A+B */
 			ant_conf->fast_div_bias = 0x7;
 			break;
-		case (0x20): /* LNA1 A-B */
+		case 0x20: /* LNA1 A-B */
 			ant_conf->fast_div_bias = 0x6;
 			break;
-		case (0x21): /* LNA1 LNA2 */
+		case 0x21: /* LNA1 LNA2 */
 			ant_conf->fast_div_bias = 0x0;
 			break;
-		case (0x23): /* LNA1 A+B */
+		case 0x23: /* LNA1 A+B */
 			ant_conf->fast_div_bias = 0x6;
 			break;
-		case (0x30): /* A+B A-B */
+		case 0x30: /* A+B A-B */
 			ant_conf->fast_div_bias = 0x1;
 			break;
-		case (0x31): /* A+B LNA2 */
+		case 0x31: /* A+B LNA2 */
 			ant_conf->fast_div_bias = 0x3b;
 			break;
-		case (0x32): /* A+B LNA1 */
+		case 0x32: /* A+B LNA1 */
 			ant_conf->fast_div_bias = 0x3d;
 			break;
 		default:
 			break;
 		}
+	} else if (ant_conf->div_group == 1) {
+		/* Adjust the fast_div_bias based on main and alt_lna_conf */
+		switch ((ant_conf->main_lna_conf << 4) |
+			ant_conf->alt_lna_conf) {
+		case 0x01: /* A-B LNA2 */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x02: /* A-B LNA1 */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x03: /* A-B A+B */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x10: /* LNA2 A-B */
+			if (!(antcomb->scan) &&
+			    (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
+				ant_conf->fast_div_bias = 0x3f;
+			else
+				ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x12: /* LNA2 LNA1 */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x13: /* LNA2 A+B */
+			if (!(antcomb->scan) &&
+			    (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
+				ant_conf->fast_div_bias = 0x3f;
+			else
+				ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x20: /* LNA1 A-B */
+			if (!(antcomb->scan) &&
+			    (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
+				ant_conf->fast_div_bias = 0x3f;
+			else
+				ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x21: /* LNA1 LNA2 */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x23: /* LNA1 A+B */
+			if (!(antcomb->scan) &&
+			    (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
+				ant_conf->fast_div_bias = 0x3f;
+			else
+				ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x30: /* A+B A-B */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x31: /* A+B LNA2 */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		case 0x32: /* A+B LNA1 */
+			ant_conf->fast_div_bias = 0x1;
+			ant_conf->main_gaintb = 0;
+			ant_conf->alt_gaintb = 0;
+			break;
+		default:
+			break;
+		}
 	} else if (ant_conf->div_group == 2) {
 		/* Adjust the fast_div_bias based on main and alt_lna_conf */
 		switch ((ant_conf->main_lna_conf << 4) |
 				ant_conf->alt_lna_conf) {
-		case (0x01): /* A-B LNA2 */
+		case 0x01: /* A-B LNA2 */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x02): /* A-B LNA1 */
+		case 0x02: /* A-B LNA1 */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x03): /* A-B A+B */
+		case 0x03: /* A-B A+B */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x10): /* LNA2 A-B */
+		case 0x10: /* LNA2 A-B */
 			if (!(antcomb->scan) &&
 				(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
 				ant_conf->fast_div_bias = 0x1;
@@ -1391,12 +1476,12 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf,
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x12): /* LNA2 LNA1 */
+		case 0x12: /* LNA2 LNA1 */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x13): /* LNA2 A+B */
+		case 0x13: /* LNA2 A+B */
 			if (!(antcomb->scan) &&
 				(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
 				ant_conf->fast_div_bias = 0x1;
@@ -1405,7 +1490,7 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf,
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x20): /* LNA1 A-B */
+		case 0x20: /* LNA1 A-B */
 			if (!(antcomb->scan) &&
 				(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
 				ant_conf->fast_div_bias = 0x1;
@@ -1414,12 +1499,12 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf,
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x21): /* LNA1 LNA2 */
+		case 0x21: /* LNA1 LNA2 */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x23): /* LNA1 A+B */
+		case 0x23: /* LNA1 A+B */
 			if (!(antcomb->scan) &&
 				(alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO))
 				ant_conf->fast_div_bias = 0x1;
@@ -1428,17 +1513,17 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf,
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x30): /* A+B A-B */
+		case 0x30: /* A+B A-B */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x31): /* A+B LNA2 */
+		case 0x31: /* A+B LNA2 */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
 			break;
-		case (0x32): /* A+B LNA1 */
+		case 0x32: /* A+B LNA1 */
 			ant_conf->fast_div_bias = 0x1;
 			ant_conf->main_gaintb = 0;
 			ant_conf->alt_gaintb = 0;
@@ -1446,9 +1531,7 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf,
 		default:
 			break;
 		}
-
 	}
-
 }
 
 /* Antenna diversity and combining */