On 17/06/2022 23:47, Stephen Boyd wrote:
Let's move these functions around to avoid having to forward declare
dp_ctrl_on_stream_phy_test_report(). Also remove
dp_ctrl_reinitialize_mainlink() forward declaration because we're doing
that sort of task.
Cc: Kuogee Hsieh <quic_khsieh@xxxxxxxxxxx>
Signed-off-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
drivers/gpu/drm/msm/dp/dp_ctrl.c | 104 +++++++++++++++----------------
1 file changed, 50 insertions(+), 54 deletions(-)
diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c
index 703249384e7c..bd445e683cfc 100644
--- a/drivers/gpu/drm/msm/dp/dp_ctrl.c
+++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c
@@ -1238,8 +1238,6 @@ static int dp_ctrl_link_train_2(struct dp_ctrl_private *ctrl,
return -ETIMEDOUT;
}
-static int dp_ctrl_reinitialize_mainlink(struct dp_ctrl_private *ctrl);
-
static int dp_ctrl_link_train(struct dp_ctrl_private *ctrl,
int *training_step)
{
@@ -1534,38 +1532,6 @@ static int dp_ctrl_link_maintenance(struct dp_ctrl_private *ctrl)
return ret;
}
-static int dp_ctrl_on_stream_phy_test_report(struct dp_ctrl *dp_ctrl);
-
-static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl)
-{
- int ret = 0;
-
- if (!ctrl->link->phy_params.phy_test_pattern_sel) {
- drm_dbg_dp(ctrl->drm_dev,
- "no test pattern selected by sink\n");
- return ret;
- }
-
- /*
- * The global reset will need DP link related clocks to be
- * running. Add the global reset just before disabling the
- * link clocks and core clocks.
- */
- ret = dp_ctrl_off(&ctrl->dp_ctrl);
- if (ret) {
- DRM_ERROR("failed to disable DP controller\n");
- return ret;
- }
-
- ret = dp_ctrl_on_link(&ctrl->dp_ctrl);
- if (!ret)
- ret = dp_ctrl_on_stream_phy_test_report(&ctrl->dp_ctrl);
- else
- DRM_ERROR("failed to enable DP link controller\n");
-
- return ret;
-}
-
static bool dp_ctrl_send_phy_test_pattern(struct dp_ctrl_private *ctrl)
{
bool success = false;
@@ -1618,6 +1584,56 @@ static bool dp_ctrl_send_phy_test_pattern(struct dp_ctrl_private *ctrl)
return success;
}
+static int dp_ctrl_on_stream_phy_test_report(struct dp_ctrl *dp_ctrl)
+{
+ int ret;
+ struct dp_ctrl_private *ctrl;
+
+ ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl);
+
+ ctrl->dp_ctrl.pixel_rate = ctrl->panel->dp_mode.drm_mode.clock;
+
+ ret = dp_ctrl_enable_stream_clocks(ctrl);
+ if (ret) {
+ DRM_ERROR("Failed to start pixel clocks. ret=%d\n", ret);
+ return ret;
+ }
+
+ dp_ctrl_send_phy_test_pattern(ctrl);
+
+ return 0;
+}
+
+static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl)
+{
+ int ret = 0;
+
+ if (!ctrl->link->phy_params.phy_test_pattern_sel) {
+ drm_dbg_dp(ctrl->drm_dev,
+ "no test pattern selected by sink\n");
+ return ret;
+ }
+
+ /*
+ * The global reset will need DP link related clocks to be
+ * running. Add the global reset just before disabling the
+ * link clocks and core clocks.
+ */
+ ret = dp_ctrl_off(&ctrl->dp_ctrl);
+ if (ret) {
+ DRM_ERROR("failed to disable DP controller\n");
+ return ret;
+ }
+
+ ret = dp_ctrl_on_link(&ctrl->dp_ctrl);
+ if (!ret)
+ ret = dp_ctrl_on_stream_phy_test_report(&ctrl->dp_ctrl);
+ else
+ DRM_ERROR("failed to enable DP link controller\n");
+
+ return ret;
+}
+
void dp_ctrl_handle_sink_request(struct dp_ctrl *dp_ctrl)
{
struct dp_ctrl_private *ctrl;
@@ -1815,26 +1831,6 @@ static int dp_ctrl_link_retrain(struct dp_ctrl_private *ctrl)
return dp_ctrl_setup_main_link(ctrl, &training_step);
}
-static int dp_ctrl_on_stream_phy_test_report(struct dp_ctrl *dp_ctrl)
-{
- int ret;
- struct dp_ctrl_private *ctrl;
-
- ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl);
-
- ctrl->dp_ctrl.pixel_rate = ctrl->panel->dp_mode.drm_mode.clock;
-
- ret = dp_ctrl_enable_stream_clocks(ctrl);
- if (ret) {
- DRM_ERROR("Failed to start pixel clocks. ret=%d\n", ret);
- return ret;
- }
-
- dp_ctrl_send_phy_test_pattern(ctrl);
-
- return 0;
-}
-
int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train)
{
int ret = 0;
--
With best wishes
Dmitry
