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path: root/drivers/gpu/drm/msm/dp/dp_link.c
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Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_link.c')
-rw-r--r--drivers/gpu/drm/msm/dp/dp_link.c50
1 files changed, 18 insertions, 32 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_link.c b/drivers/gpu/drm/msm/dp/dp_link.c
index 1195044a7a3b..a5bdfc5029de 100644
--- a/drivers/gpu/drm/msm/dp/dp_link.c
+++ b/drivers/gpu/drm/msm/dp/dp_link.c
@@ -1027,43 +1027,29 @@ int dp_link_process_request(struct dp_link *dp_link)
if (link->request.test_requested == DP_TEST_LINK_EDID_READ) {
dp_link->sink_request |= DP_TEST_LINK_EDID_READ;
- return ret;
- }
-
- ret = dp_link_process_ds_port_status_change(link);
- if (!ret) {
+ } else if (!dp_link_process_ds_port_status_change(link)) {
dp_link->sink_request |= DS_PORT_STATUS_CHANGED;
- return ret;
- }
-
- ret = dp_link_process_link_training_request(link);
- if (!ret) {
+ } else if (!dp_link_process_link_training_request(link)) {
dp_link->sink_request |= DP_TEST_LINK_TRAINING;
- return ret;
- }
-
- ret = dp_link_process_phy_test_pattern_request(link);
- if (!ret) {
+ } else if (!dp_link_process_phy_test_pattern_request(link)) {
dp_link->sink_request |= DP_TEST_LINK_PHY_TEST_PATTERN;
- return ret;
- }
-
- ret = dp_link_process_link_status_update(link);
- if (!ret) {
- dp_link->sink_request |= DP_LINK_STATUS_UPDATED;
- return ret;
- }
-
- if (dp_link_is_video_pattern_requested(link)) {
- ret = 0;
- dp_link->sink_request |= DP_TEST_LINK_VIDEO_PATTERN;
- }
-
- if (dp_link_is_audio_pattern_requested(link)) {
- dp_link->sink_request |= DP_TEST_LINK_AUDIO_PATTERN;
- return -EINVAL;
+ } else {
+ ret = dp_link_process_link_status_update(link);
+ if (!ret) {
+ dp_link->sink_request |= DP_LINK_STATUS_UPDATED;
+ } else {
+ if (dp_link_is_video_pattern_requested(link)) {
+ ret = 0;
+ dp_link->sink_request |= DP_TEST_LINK_VIDEO_PATTERN;
+ }
+ if (dp_link_is_audio_pattern_requested(link)) {
+ dp_link->sink_request |= DP_TEST_LINK_AUDIO_PATTERN;
+ ret = -EINVAL;
+ }
+ }
}
+ DRM_DEBUG_DP("sink request=%#x", dp_link->sink_request);
return ret;
}