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path: root/drivers/gpu/drm/radeon/atombios_dp.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_dp.c')
-rw-r--r--drivers/gpu/drm/radeon/atombios_dp.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 3b77ad60ed51..efc2b214b340 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"
@@ -624,7 +625,6 @@ 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;
}
@@ -797,8 +797,10 @@ 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;
@@ -860,8 +862,10 @@ 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;