[PATCH v1 4/9] mmc: sdhci-of-arasan: Use dev_err_probe() to avoid spamming logs

From: Muhammad Husaini Zulkifli
Date: Thu Jan 14 2021 - 10:29:29 EST


Using dev_err_probe() can avoid spamming logs when probe is deferred.
This function can also help to reduce code the size, uniform error handling
and simplify the code.

Signed-off-by: Muhammad Husaini Zulkifli <muhammad.husaini.zulkifli@xxxxxxxxx>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Acked-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxx>
---
drivers/mmc/host/sdhci-of-arasan.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
index 4e6ee9e69a1b..585ca32ff330 100644
--- a/drivers/mmc/host/sdhci-of-arasan.c
+++ b/drivers/mmc/host/sdhci-of-arasan.c
@@ -1545,15 +1545,14 @@ static int sdhci_arasan_probe(struct platform_device *pdev)

sdhci_arasan->clk_ahb = devm_clk_get(dev, "clk_ahb");
if (IS_ERR(sdhci_arasan->clk_ahb)) {
- dev_err(dev, "clk_ahb clock not found.\n");
- ret = PTR_ERR(sdhci_arasan->clk_ahb);
+ ret = dev_err_probe(dev, PTR_ERR(sdhci_arasan->clk_ahb),
+ "clk_ahb clock not found.\n");
goto err_pltfm_free;
}

clk_xin = devm_clk_get(dev, "clk_xin");
if (IS_ERR(clk_xin)) {
- dev_err(dev, "clk_xin clock not found.\n");
- ret = PTR_ERR(clk_xin);
+ ret = dev_err_probe(dev, PTR_ERR(clk_xin), "clk_xin clock not found.\n");
goto err_pltfm_free;
}

@@ -1606,8 +1605,7 @@ static int sdhci_arasan_probe(struct platform_device *pdev)

ret = mmc_of_parse(host->mmc);
if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "parsing dt failed (%d)\n", ret);
+ ret = dev_err_probe(dev, ret, "parsing dt failed.\n");
goto unreg_clk;
}

@@ -1615,8 +1613,8 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
if (of_device_is_compatible(np, "arasan,sdhci-5.1")) {
sdhci_arasan->phy = devm_phy_get(dev, "phy_arasan");
if (IS_ERR(sdhci_arasan->phy)) {
- ret = PTR_ERR(sdhci_arasan->phy);
- dev_err(dev, "No phy for arasan,sdhci-5.1.\n");
+ ret = dev_err_probe(dev, PTR_ERR(sdhci_arasan->phy),
+ "No phy for arasan,sdhci-5.1.\n");
goto unreg_clk;
}

--
2.17.1