From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:52740 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752851AbcKHQrc (ORCPT ); Tue, 8 Nov 2016 11:47:32 -0500 Subject: Patch "rtl8xxxu: Fix rtl8723bu driver reload issue" has been added to the 4.8-stable tree To: Jes.Sorensen@redhat.com, gregkh@linuxfoundation.org, kvalo@codeaurora.org Cc: , From: Date: Tue, 08 Nov 2016 17:46:54 +0100 Message-ID: <1478623614569@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: This is a note to let you know that I've just added the patch titled rtl8xxxu: Fix rtl8723bu driver reload issue to the 4.8-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: rtl8xxxu-fix-rtl8723bu-driver-reload-issue.patch and it can be found in the queue-4.8 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From ab05e5ec81c76f3a852919c22984c885edd2414a Mon Sep 17 00:00:00 2001 From: Jes Sorensen Date: Fri, 30 Sep 2016 19:35:17 -0400 Subject: rtl8xxxu: Fix rtl8723bu driver reload issue From: Jes Sorensen commit ab05e5ec81c76f3a852919c22984c885edd2414a upstream. The generic disable_rf() function clears bits 22 and 23 in REG_RX_WAIT_CCA, however we did not re-enable them again in rtl8723b_enable_rf() This resolves the problem for me with 8723bu devices not working again after reloading the driver. Signed-off-by: Jes Sorensen Signed-off-by: Kalle Valo Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c @@ -1498,6 +1498,10 @@ static void rtl8723b_enable_rf(struct rt u32 val32; u8 val8; + val32 = rtl8xxxu_read32(priv, REG_RX_WAIT_CCA); + val32 |= (BIT(22) | BIT(23)); + rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, val32); + /* * No indication anywhere as to what 0x0790 does. The 2 antenna * vendor code preserves bits 6-7 here. Patches currently in stable-queue which might be from Jes.Sorensen@redhat.com are queue-4.8/rtl8xxxu-fix-memory-leak-in-handling-rxdesc16-packets.patch queue-4.8/rtl8xxxu-fix-big-endian-problem-reporting-mactime.patch queue-4.8/rtl8xxxu-fix-rtl8723bu-driver-reload-issue.patch