linux-kernel - [PATCH v2 3/3] drm/msm/dp: Get rid of dp_ctrl_on_stream_phy_test

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Message-Id: <20220623002540.871994-4-swboyd@chromium.org>
Date:   Wed, 22 Jun 2022 17:25:40 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     linux-kernel@...r.kernel.org, patches@...ts.linux.dev,
        Sean Paul <sean@...rly.run>, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org,
        Kuogee Hsieh <quic_khsieh@...cinc.com>
Subject: [PATCH v2 3/3] drm/msm/dp: Get rid of dp_ctrl_on_stream_phy_test_report()

This API isn't really more than a couple lines now that we don't store
the pixel_rate to the struct member. Inline it into the caller.

Cc: Kuogee Hsieh <quic_khsieh@...cinc.com>
Signed-off-by: Stephen Boyd <swboyd@...omium.org>
---
 drivers/gpu/drm/msm/dp/dp_ctrl.c | 44 ++++++++++++--------------------
 1 file changed, 17 insertions(+), 27 deletions(-)

diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c
index feb26d4d6e97..e475f4ca078a 100644
--- a/drivers/gpu/drm/msm/dp/dp_ctrl.c
+++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c
@@ -1564,36 +1564,15 @@ 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)
+static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl)
 {
 	int ret;
-	struct dp_ctrl_private *ctrl;
 	unsigned long pixel_rate;
 
-	ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl);
-
-	pixel_rate = ctrl->panel->dp_mode.drm_mode.clock;
-	dp_ctrl_set_clock_rate(ctrl, DP_STREAM_PM, "stream_pixel", pixel_rate * 1000);
-
-	ret = dp_power_clk_enable(ctrl->power, DP_STREAM_PM, true);
-	if (ret) {
-		DRM_ERROR("Unable 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;
+		return 0;
 	}
 
 	/*
@@ -1608,12 +1587,23 @@ static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl)
 	}
 
 	ret = dp_ctrl_on_link(&ctrl->dp_ctrl);
-	if (!ret)
-		ret = dp_ctrl_on_stream_phy_test_report(&ctrl->dp_ctrl);
-	else
+	if (ret) {
 		DRM_ERROR("failed to enable DP link controller\n");
+		return ret;
+	}
 
-	return ret;
+	pixel_rate = ctrl->panel->dp_mode.drm_mode.clock;
+	dp_ctrl_set_clock_rate(ctrl, DP_STREAM_PM, "stream_pixel", pixel_rate * 1000);
+
+	ret = dp_power_clk_enable(ctrl->power, DP_STREAM_PM, true);
+	if (ret) {
+		DRM_ERROR("Failed to start pixel clocks. ret=%d\n", ret);
+		return ret;
+	}
+
+	dp_ctrl_send_phy_test_pattern(ctrl);
+
+	return 0;
 }
 
 void dp_ctrl_handle_sink_request(struct dp_ctrl *dp_ctrl)
-- 
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