From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Deucher Subject: [PATCH] drm/radeon/aux: fix hpd assignment for aux bus Date: Tue, 22 Apr 2014 02:02:06 -0400 Message-ID: <1398146526-9227-1-git-send-email-alexander.deucher@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ig0-f176.google.com (mail-ig0-f176.google.com [209.85.213.176]) by gabe.freedesktop.org (Postfix) with ESMTP id 8E51B6E7D2 for ; Mon, 21 Apr 2014 23:02:30 -0700 (PDT) Received: by mail-ig0-f176.google.com with SMTP id uy17so2612388igb.9 for ; Mon, 21 Apr 2014 23:02:30 -0700 (PDT) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org, deathsimple@vodafone.de Cc: Alex Deucher List-Id: dri-devel@lists.freedesktop.org The hpd (hot plug detect) pin assignment got lost in the conversion to to the common i2c over aux code. Without this information, aux transactions do not work properly. Fixes DP failures. Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/atombios_dp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index 1593652..bc0119f 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -209,6 +209,7 @@ void radeon_dp_aux_init(struct radeon_connector *radeon_connector) { int ret; + radeon_connector->ddc_bus->rec.hpd = radeon_connector->hpd.hpd; radeon_connector->ddc_bus->aux.dev = radeon_connector->base.kdev; radeon_connector->ddc_bus->aux.transfer = radeon_dp_aux_transfer; ret = drm_dp_aux_register_i2c_bus(&radeon_connector->ddc_bus->aux); -- 1.7.11.7