From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail177-1.suw61.mandrillapp.com ([198.2.177.1]:9173 "EHLO mail177-1.suw61.mandrillapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753229AbcCATuS (ORCPT ); Tue, 1 Mar 2016 14:50:18 -0500 Received: from pmta06.mandrill.prod.suw01.rsglab.com (127.0.0.1) by mail177-1.suw61.mandrillapp.com id hqnp7k22rtk4 for ; Tue, 1 Mar 2016 19:50:06 +0000 (envelope-from ) From: Subject: Patch "drm/dp/mst: fix in RAD element access" has been added to the 4.4-stable tree To: , , , Cc: , Message-Id: <145686179915814@kroah.com> Date: Tue, 01 Mar 2016 19:50:06 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled drm/dp/mst: fix in RAD element access to the 4.4-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: drm-dp-mst-fix-in-rad-element-access.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 7a11a334aa6af4c65c6a0d81b60c97fc18673532 Mon Sep 17 00:00:00 2001 From: Mykola Lysenko Date: Fri, 25 Dec 2015 16:14:48 +0800 Subject: drm/dp/mst: fix in RAD element access From: Mykola Lysenko commit 7a11a334aa6af4c65c6a0d81b60c97fc18673532 upstream. This is needed to receive correct port number from RAD, so MSTB could be found Acked-by: Dave Airlie Signed-off-by: Mykola Lysenko Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/drm_dp_mst_topology.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -1039,7 +1039,7 @@ static void build_mst_prop_path(const st snprintf(proppath, proppath_size, "mst:%d", mstb->mgr->conn_base_id); for (i = 0; i < (mstb->lct - 1); i++) { int shift = (i % 2) ? 0 : 4; - int port_num = mstb->rad[i / 2] >> shift; + int port_num = (mstb->rad[i / 2] >> shift) & 0xf; snprintf(temp, sizeof(temp), "-%d", port_num); strlcat(proppath, temp, proppath_size); } @@ -1190,7 +1190,7 @@ static struct drm_dp_mst_branch *drm_dp_ for (i = 0; i < lct - 1; i++) { int shift = (i % 2) ? 0 : 4; - int port_num = rad[i / 2] >> shift; + int port_num = (rad[i / 2] >> shift) & 0xf; list_for_each_entry(port, &mstb->ports, next) { if (port->port_num == port_num) { Patches currently in stable-queue which might be from Mykola.Lysenko@amd.com are queue-4.4/drm-dp-mst-deallocate-payload-on-port-destruction.patch queue-4.4/drm-dp-mst-process-broadcast-messages-correctly.patch queue-4.4/drm-dp-mst-fix-in-rad-element-access.patch queue-4.4/drm-dp-mst-always-send-reply-for-up-request.patch queue-4.4/drm-dp-mst-fix-in-mstb-rad-initialization.patch