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Message-ID: <20240830040636.3508679-3-ruanjinjie@huawei.com>
Date: Fri, 30 Aug 2024 12:06:34 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <herve.codina@...tlin.com>, <qiang.zhao@....com>,
<christophe.leroy@...roup.eu>, <linuxppc-dev@...ts.ozlabs.org>,
<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
<krzk@...nel.org>, <jic23@...nel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next v2 2/4] soc: fsl: cpm1: Simplify with dev_err_probe()
Use the dev_err_probe() helper to simplify error handling during probe.
Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
v2:
- Update the commit message.
---
drivers/soc/fsl/qe/tsa.c | 62 +++++++++++++++-------------------------
1 file changed, 23 insertions(+), 39 deletions(-)
diff --git a/drivers/soc/fsl/qe/tsa.c b/drivers/soc/fsl/qe/tsa.c
index 7fa399b7a47c..fc37d23b746d 100644
--- a/drivers/soc/fsl/qe/tsa.c
+++ b/drivers/soc/fsl/qe/tsa.c
@@ -453,10 +453,8 @@ static int tsa_of_parse_tdms(struct tsa *tsa, struct device_node *np)
for_each_available_child_of_node_scoped(np, tdm_np) {
ret = of_property_read_u32(tdm_np, "reg", &tdm_id);
- if (ret) {
- dev_err(tsa->dev, "%pOF: failed to read reg\n", tdm_np);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(tsa->dev, ret, "%pOF: failed to read reg\n", tdm_np);
switch (tdm_id) {
case 0:
tsa->tdms |= BIT(TSA_TDMA);
@@ -465,18 +463,15 @@ static int tsa_of_parse_tdms(struct tsa *tsa, struct device_node *np)
tsa->tdms |= BIT(TSA_TDMB);
break;
default:
- dev_err(tsa->dev, "%pOF: Invalid tdm_id (%u)\n", tdm_np,
- tdm_id);
- return -EINVAL;
+ return dev_err_probe(tsa->dev, -EINVAL, "%pOF: Invalid tdm_id (%u)\n",
+ tdm_np, tdm_id);
}
}
for_each_available_child_of_node_scoped(np, tdm_np) {
ret = of_property_read_u32(tdm_np, "reg", &tdm_id);
- if (ret) {
- dev_err(tsa->dev, "%pOF: failed to read reg\n", tdm_np);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(tsa->dev, ret, "%pOF: failed to read reg\n", tdm_np);
tdm = &tsa->tdm[tdm_id];
tdm->simode_tdm = TSA_SIMODE_TDM_SDM_NORM;
@@ -484,35 +479,26 @@ static int tsa_of_parse_tdms(struct tsa *tsa, struct device_node *np)
val = 0;
ret = of_property_read_u32(tdm_np, "fsl,rx-frame-sync-delay-bits",
&val);
- if (ret && ret != -EINVAL) {
- dev_err(tsa->dev,
- "%pOF: failed to read fsl,rx-frame-sync-delay-bits\n",
- tdm_np);
- return ret;
- }
- if (val > 3) {
- dev_err(tsa->dev,
- "%pOF: Invalid fsl,rx-frame-sync-delay-bits (%u)\n",
- tdm_np, val);
- return -EINVAL;
- }
+ if (ret && ret != -EINVAL)
+ return dev_err_probe(tsa->dev, ret,
+ "%pOF: failed to read fsl,rx-frame-sync-delay-bits\n",
+ tdm_np);
+ if (val > 3)
+ return dev_err_probe(tsa->dev, -EINVAL,
+ "%pOF: Invalid fsl,rx-frame-sync-delay-bits (%u)\n",
+ tdm_np, val);
tdm->simode_tdm |= TSA_SIMODE_TDM_RFSD(val);
val = 0;
ret = of_property_read_u32(tdm_np, "fsl,tx-frame-sync-delay-bits",
&val);
- if (ret && ret != -EINVAL) {
- dev_err(tsa->dev,
- "%pOF: failed to read fsl,tx-frame-sync-delay-bits\n",
- tdm_np);
- return ret;
- }
- if (val > 3) {
- dev_err(tsa->dev,
- "%pOF: Invalid fsl,tx-frame-sync-delay-bits (%u)\n",
- tdm_np, val);
- return -EINVAL;
- }
+ if (ret && ret != -EINVAL)
+ return dev_err_probe(tsa->dev, ret,
+ "%pOF: failed to read fsl,tx-frame-sync-delay-bits\n", tdm_np);
+ if (val > 3)
+ return dev_err_probe(tsa->dev, -EINVAL,
+ "%pOF: Invalid fsl,tx-frame-sync-delay-bits (%u)\n",
+ tdm_np, val);
tdm->simode_tdm |= TSA_SIMODE_TDM_TFSD(val);
if (of_property_read_bool(tdm_np, "fsl,common-rxtx-pins"))
@@ -645,10 +631,8 @@ static int tsa_probe(struct platform_device *pdev)
return PTR_ERR(tsa->si_regs);
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "si_ram");
- if (!res) {
- dev_err(tsa->dev, "si_ram resource missing\n");
- return -EINVAL;
- }
+ if (!res)
+ return dev_err_probe(tsa->dev, -EINVAL, "si_ram resource missing\n");
tsa->si_ram_sz = resource_size(res);
tsa->si_ram = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(tsa->si_ram))
--
2.34.1
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