From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out2-smtp.messagingengine.com ([66.111.4.26]:59306 "EHLO out2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751789AbbJ0CMV (ORCPT ); Mon, 26 Oct 2015 22:12:21 -0400 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id A1F37207BA for ; Mon, 26 Oct 2015 22:12:20 -0400 (EDT) Subject: FAILED: patch "[PATCH] ath10k: fix DMA related firmware crashes on multiple devices" failed to apply to 4.2-stable tree To: nbd@openwrt.org, kvalo@qca.qualcomm.com Cc: From: Date: Tue, 27 Oct 2015 11:12:16 +0900 Message-ID: <144591193618264@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: The patch below does not apply to the 4.2-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >>From 76d164f582150fd0259ec0fcbc485470bcd8033e Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 17 Sep 2015 14:29:07 +0300 Subject: [PATCH] ath10k: fix DMA related firmware crashes on multiple devices Some platforms really don't like DMA bursts of 256 bytes, and this causes the firmware to crash when sending beacons. Also, changing this based on the firmware version does not seem to make much sense, so use 128 bytes for all versions. Cc: stable@vger.kernel.org Signed-off-by: Felix Fietkau Signed-off-by: Kalle Valo diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index 23afcda2de96..678d72af4a9d 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -337,7 +337,7 @@ enum ath10k_hw_rate_cck { #define TARGET_10X_MAX_FRAG_ENTRIES 0 /* 10.2 parameters */ -#define TARGET_10_2_DMA_BURST_SIZE 1 +#define TARGET_10_2_DMA_BURST_SIZE 0 /* Target specific defines for WMI-TLV firmware */ #define TARGET_TLV_NUM_VDEVS 4 @@ -391,7 +391,7 @@ enum ath10k_hw_rate_cck { #define TARGET_10_4_TX_DBG_LOG_SIZE 1024 #define TARGET_10_4_NUM_WDS_ENTRIES 32 -#define TARGET_10_4_DMA_BURST_SIZE 1 +#define TARGET_10_4_DMA_BURST_SIZE 0 #define TARGET_10_4_MAC_AGGR_DELIM 0 #define TARGET_10_4_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK 1 #define TARGET_10_4_VOW_CONFIG 0