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authorJohn W. Linville <linville@tuxdriver.com>2014-06-26 11:39:36 -0400
committerJohn W. Linville <linville@tuxdriver.com>2014-06-26 11:39:36 -0400
commite055a6e20a9105551295da164c31179b82c6227e (patch)
tree469354a458b863373d021fac599dd58e6dbc3b83
parentc6bff5449fa78e1d524bb5b67b8ab82faf835bff (diff)
parentdfa413de1e4388818f7dcdce0a90d6212e74895b (diff)
Merge branch 'ath-current' of git://github.com/kvalo/ath
-rw-r--r--drivers/net/wireless/ath/ath10k/core.c6
-rw-r--r--drivers/net/wireless/ath/ath10k/htt_rx.c18
2 files changed, 5 insertions, 19 deletions
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 82017f56e661..e6c56c5bb0f6 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -795,7 +795,11 @@ int ath10k_core_start(struct ath10k *ar)
795 if (status) 795 if (status)
796 goto err_htc_stop; 796 goto err_htc_stop;
797 797
798 ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1; 798 if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features))
799 ar->free_vdev_map = (1 << TARGET_10X_NUM_VDEVS) - 1;
800 else
801 ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1;
802
799 INIT_LIST_HEAD(&ar->arvifs); 803 INIT_LIST_HEAD(&ar->arvifs);
800 804
801 if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) 805 if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags))
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 6c102b1312ff..eebc860c3655 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -312,7 +312,6 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt,
312 int msdu_len, msdu_chaining = 0; 312 int msdu_len, msdu_chaining = 0;
313 struct sk_buff *msdu; 313 struct sk_buff *msdu;
314 struct htt_rx_desc *rx_desc; 314 struct htt_rx_desc *rx_desc;
315 bool corrupted = false;
316 315
317 lockdep_assert_held(&htt->rx_ring.lock); 316 lockdep_assert_held(&htt->rx_ring.lock);
318 317
@@ -439,9 +438,6 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt,
439 last_msdu = __le32_to_cpu(rx_desc->msdu_end.info0) & 438 last_msdu = __le32_to_cpu(rx_desc->msdu_end.info0) &
440 RX_MSDU_END_INFO0_LAST_MSDU; 439 RX_MSDU_END_INFO0_LAST_MSDU;
441 440
442 if (msdu_chaining && !last_msdu)
443 corrupted = true;
444
445 if (last_msdu) { 441 if (last_msdu) {
446 msdu->next = NULL; 442 msdu->next = NULL;
447 break; 443 break;
@@ -457,20 +453,6 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt,
457 msdu_chaining = -1; 453 msdu_chaining = -1;
458 454
459 /* 455 /*
460 * Apparently FW sometimes reports weird chained MSDU sequences with
461 * more than one rx descriptor. This seems like a bug but needs more
462 * analyzing. For the time being fix it by dropping such sequences to
463 * avoid blowing up the host system.
464 */
465 if (corrupted) {
466 ath10k_warn("failed to pop chained msdus, dropping\n");
467 ath10k_htt_rx_free_msdu_chain(*head_msdu);
468 *head_msdu = NULL;
469 *tail_msdu = NULL;
470 msdu_chaining = -EINVAL;
471 }
472
473 /*
474 * Don't refill the ring yet. 456 * Don't refill the ring yet.
475 * 457 *
476 * First, the elements popped here are still in use - it is not 458 * First, the elements popped here are still in use - it is not