[PATCH 5/5] regulator: tps65910: add error message in case of failure

From: Laxman Dewangan
Date: Sat May 19 2012 - 10:39:43 EST


Prints error message whenever there is failure on allocating
resource. Also used the dev_* to print messages instead of pr_*

Signed-off-by: Laxman Dewangan <ldewangan@xxxxxxxxxx>
---
drivers/regulator/tps65910-regulator.c | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c
index 5a8ad4e..560282c 100644
--- a/drivers/regulator/tps65910-regulator.c
+++ b/drivers/regulator/tps65910-regulator.c
@@ -1107,7 +1107,7 @@ static struct tps65910_board *tps65910_parse_dt_reg_data(
matches = tps65911_matches;
break;
default:
- pr_err("Invalid tps chip version\n");
+ dev_err(&pdev->dev, "Invalid tps chip version\n");
return NULL;
}

@@ -1158,12 +1158,16 @@ static __devinit int tps65910_probe(struct platform_device *pdev)
if (!pmic_plat_data && tps65910->dev->of_node)
pmic_plat_data = tps65910_parse_dt_reg_data(pdev, &reg_node);

- if (!pmic_plat_data)
+ if (!pmic_plat_data) {
+ dev_err(&pdev->dev, "Platform data not found\n");
return -EINVAL;
+ }

pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
- if (!pmic)
+ if (!pmic) {
+ dev_err(&pdev->dev, "Memory allocation failed for pmic\n");
return -ENOMEM;
+ }

mutex_init(&pmic->mutex);
pmic->mfd = tps65910;
@@ -1187,7 +1191,7 @@ static __devinit int tps65910_probe(struct platform_device *pdev)
info = tps65911_regs;
break;
default:
- pr_err("Invalid tps chip version\n");
+ dev_err(&pdev->dev, "Invalid tps chip version\n");
return -ENODEV;
}

--
1.7.1.1

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