linux-kernel - [PATCH 1/3] thermal/drivers/tsens: Add error/debug prints to calibration read

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Date:   Thu,  6 Apr 2023 15:58:48 +0100
From:   Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To:     amitk@...nel.org, thara.gopinath@...il.com, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org, rafael@...nel.org,
        daniel.lezcano@...aro.org, rui.zhang@...el.com,
        dmitry.baryshkov@...aro.org
Cc:     linux-pm@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>
Subject: [PATCH 1/3] thermal/drivers/tsens: Add error/debug prints to calibration read

Add in some dev_dbg() to aid in viewing of raw calibration data extracted.

Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
---
 drivers/thermal/qcom/tsens.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
index d3218127e617d..7165b0bfe8b9f 100644
--- a/drivers/thermal/qcom/tsens.c
+++ b/drivers/thermal/qcom/tsens.c
@@ -115,8 +115,12 @@ int tsens_read_calibration(struct tsens_priv *priv, int shift, u32 *p1, u32 *p2,
 			return ret;
 
 		ret = nvmem_cell_read_variable_le_u32(priv->dev, name, &p1[i]);
-		if (ret)
+		if (ret) {
+			dev_err(priv->dev, "Failed to read %s\n", name);
 			return ret;
+		}
+
+		dev_dbg(priv->dev, "%s 0x%x\n", name, p1[i]);
 
 		ret = snprintf(name, sizeof(name), "s%d_p2%s", priv->sensor[i].hw_id,
 			       backup ? "_backup" : "");
@@ -124,8 +128,12 @@ int tsens_read_calibration(struct tsens_priv *priv, int shift, u32 *p1, u32 *p2,
 			return ret;
 
 		ret = nvmem_cell_read_variable_le_u32(priv->dev, name, &p2[i]);
-		if (ret)
+		if (ret) {
+			dev_err(priv->dev, "Failed to read %s\n", name);
 			return ret;
+		}
+
+		dev_dbg(priv->dev, "%s 0x%x\n", name, p2[i]);
 	}
 
 	switch (mode) {
-- 
2.39.2