From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:54500 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752104AbbIOWKU (ORCPT ); Tue, 15 Sep 2015 18:10:20 -0400 Subject: Patch "drm/radeon/atom: Send out the full AUX address" has been added to the 4.2-stable tree To: ville.syrjala@linux.intel.com, alexander.deucher@amd.com, christian.koenig@amd.com, gregkh@linuxfoundation.org Cc: , From: Date: Tue, 15 Sep 2015 15:10:20 -0700 Message-ID: <14423550208563@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 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 drm/radeon/atom: Send out the full AUX address to the 4.2-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-radeon-atom-send-out-the-full-aux-address.patch and it can be found in the queue-4.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 3f8340cc72c9a1a4b49bce7802afd7f248400ef5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 27 Aug 2015 17:23:31 +0300 Subject: drm/radeon/atom: Send out the full AUX address MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= commit 3f8340cc72c9a1a4b49bce7802afd7f248400ef5 upstream. AUX addresses are 20 bits long. Send out the entire address instead of just the low 16 bits. Cc: Alex Deucher Cc: "Christian König" Signed-off-by: Ville Syrjälä Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/radeon/atombios_dp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -171,8 +171,9 @@ radeon_dp_aux_transfer_atom(struct drm_d return -E2BIG; tx_buf[0] = msg->address & 0xff; - tx_buf[1] = msg->address >> 8; - tx_buf[2] = msg->request << 4; + tx_buf[1] = (msg->address >> 8) & 0xff; + tx_buf[2] = (msg->request << 4) | + ((msg->address >> 16) & 0xf); tx_buf[3] = msg->size ? (msg->size - 1) : 0; switch (msg->request & ~DP_AUX_I2C_MOT) { Patches currently in stable-queue which might be from ville.syrjala@linux.intel.com are queue-4.2/drm-radeon-atom-send-out-the-full-aux-address.patch queue-4.2/drm-i915-check-dp-link-status-on-long-hpd-too.patch queue-4.2/drm-i915-allow-dsi-dual-link-to-be-configured-on-any-pipe.patch