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Subject[PATCH 3/3] phy: mediatek: phy-mtk-mipi-dsi: Simplify with dev_err_probe()
Date
Use the dev_err_probe() helper to simplify error handling during probe.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
drivers/phy/mediatek/phy-mtk-mipi-dsi.c | 29 +++++++++----------------
1 file changed, 10 insertions(+), 19 deletions(-)

diff --git a/drivers/phy/mediatek/phy-mtk-mipi-dsi.c b/drivers/phy/mediatek/phy-mtk-mipi-dsi.c
index 6f7425b0bf5b..4b77508f5241 100644
--- a/drivers/phy/mediatek/phy-mtk-mipi-dsi.c
+++ b/drivers/phy/mediatek/phy-mtk-mipi-dsi.c
@@ -148,11 +148,9 @@ static int mtk_mipi_tx_probe(struct platform_device *pdev)
return PTR_ERR(mipi_tx->regmap);

ref_clk = devm_clk_get(dev, NULL);
- if (IS_ERR(ref_clk)) {
- ret = PTR_ERR(ref_clk);
- dev_err(dev, "Failed to get reference clock: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(ref_clk))
+ return dev_err_probe(dev, PTR_ERR(ref_clk),
+ "Failed to get reference clock\n");

ret = of_property_read_u32(dev->of_node, "drive-strength-microamp",
&mipi_tx->mipitx_drive);
@@ -172,27 +170,20 @@ static int mtk_mipi_tx_probe(struct platform_device *pdev)

ret = of_property_read_string(dev->of_node, "clock-output-names",
&clk_init.name);
- if (ret < 0) {
- dev_err(dev, "Failed to read clock-output-names: %d\n", ret);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Failed to read clock-output-names\n");

clk_init.ops = mipi_tx->driver_data->mipi_tx_clk_ops;

mipi_tx->pll_hw.init = &clk_init;
mipi_tx->pll = devm_clk_register(dev, &mipi_tx->pll_hw);
- if (IS_ERR(mipi_tx->pll)) {
- ret = PTR_ERR(mipi_tx->pll);
- dev_err(dev, "Failed to register PLL: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(mipi_tx->pll))
+ return dev_err_probe(dev, PTR_ERR(mipi_tx->pll), "Cannot register PLL\n");

phy = devm_phy_create(dev, NULL, &mtk_mipi_tx_ops);
- if (IS_ERR(phy)) {
- ret = PTR_ERR(phy);
- dev_err(dev, "Failed to create MIPI D-PHY: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(phy))
+ return dev_err_probe(dev, PTR_ERR(phy), "Failed to create MIPI D-PHY\n");
+
phy_set_drvdata(phy, mipi_tx);

phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
--
2.33.1
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