From mboxrd@z Thu Jan 1 00:00:00 1970 From: Damian Kos Subject: [PATCH 08/12] drm/dp: add max number of lanes supported Date: Tue, 3 Jul 2018 11:02:19 +0100 Message-ID: <1530612152-27555-9-git-send-email-dkos@cadence.com> References: <1530612152-27555-1-git-send-email-dkos@cadence.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1530612152-27555-1-git-send-email-dkos@cadence.com> Sender: linux-kernel-owner@vger.kernel.org To: David Airlie , Rob Herring , Mark Rutland , Gustavo Padovan , Maarten Lankhorst , Sean Paul , Sandy Huang , =?UTF-8?q?Heiko=20St=C3=BCbner?= , Damian Kos , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Cc: ltyrala@cadence.com, pgaj@cadence.com, stelford@cadence.com, Quentin Schulz List-Id: devicetree@vger.kernel.org From: Quentin Schulz Currently, a maximum of 4 lanes is supported in DP. It can be useful to add this maximum so that we can e.g. create arrays in drivers that can store data for several lanes (e.g. DP_TRAINING_LANEx_SET). Signed-off-by: Quentin Schulz Signed-off-by: Damian Kos --- include/drm/drm_dp_helper.h | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index a63a548..accefbb 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -69,6 +69,7 @@ #define DP_MAX_LANE_COUNT 0x002 # define DP_MAX_LANE_COUNT_MASK 0x1f +# define DP_MAX_NUM_LANES 4 # define DP_TPS3_SUPPORTED (1 << 6) /* 1.2 */ # define DP_ENHANCED_FRAME_CAP (1 << 7) -- 1.7.1