From 28fc38908d400fd800fa8bf249ab36c9cd1a6cc9 Mon Sep 17 00:00:00 2001 From: Jerome Glisse Date: Tue, 17 Jul 2012 17:17:16 -0400 Subject: [PATCH] drm/radeon: fix non revealent error message We want to print link status query failed only if it's an unexepected fail. If we query to see if we need link training it might be because there is nothing connected and thus link status query have the right to fail in that case. To avoid printing failure when it's expected, move the failure message to proper place. Cc: stable@vger.kernel.org Signed-off-by: Jerome Glisse Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/atombios_dp.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index 0355536f61e43..7712cf5ab33b9 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -22,6 +22,7 @@ * * Authors: Dave Airlie * Alex Deucher + * Jerome Glisse */ #include "drmP.h" #include "radeon_drm.h" @@ -654,7 +655,6 @@ static bool radeon_dp_get_link_status(struct radeon_connector *radeon_connector, ret = radeon_dp_aux_native_read(radeon_connector, DP_LANE0_1_STATUS, link_status, DP_LINK_STATUS_SIZE, 100); if (ret <= 0) { - DRM_ERROR("displayport link status failed\n"); return false; } @@ -833,8 +833,10 @@ static int radeon_dp_link_train_cr(struct radeon_dp_link_train_info *dp_info) else mdelay(dp_info->rd_interval * 4); - if (!radeon_dp_get_link_status(dp_info->radeon_connector, dp_info->link_status)) + if (!radeon_dp_get_link_status(dp_info->radeon_connector, dp_info->link_status)) { + DRM_ERROR("displayport link status failed\n"); break; + } if (dp_clock_recovery_ok(dp_info->link_status, dp_info->dp_lane_count)) { clock_recovery = true; @@ -896,8 +898,10 @@ static int radeon_dp_link_train_ce(struct radeon_dp_link_train_info *dp_info) else mdelay(dp_info->rd_interval * 4); - if (!radeon_dp_get_link_status(dp_info->radeon_connector, dp_info->link_status)) + if (!radeon_dp_get_link_status(dp_info->radeon_connector, dp_info->link_status)) { + DRM_ERROR("displayport link status failed\n"); break; + } if (dp_channel_eq_ok(dp_info->link_status, dp_info->dp_lane_count)) { channel_eq = true; -- 2.39.5