treewide: replace with error() with pr_err()

U-Boot widely uses error() as a bit noisier variant of printf().

This macro causes name conflict with the following line in
include/linux/compiler-gcc.h:

  # define __compiletime_error(message) __attribute__((error(message)))

This prevents us from using __compiletime_error(), and makes it
difficult to fully sync BUILD_BUG macros with Linux.  (Notice
Linux's BUILD_BUG_ON_MSG is implemented by using compiletime_assert().)

Let's convert error() into now treewide-available pr_err().

Done with the help of Coccinelle, excluing tools/ directory.

The semantic patch I used is as follows:

// <smpl>
@@@@
-error
+pr_err
 (...)
// </smpl>

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
[trini: Re-run Coccinelle]
Signed-off-by: Tom Rini <trini@konsulko.com>

1 files changed, 9 insertions, 9 deletions

diff --git a/drivers/power/regulator/sandbox.c b/drivers/power/regulator/sandbox.c
index 06c09fd051..f980a17389 100644
--- a/drivers/power/regulator/sandbox.c
+++ b/drivers/power/regulator/sandbox.c
@@ -87,7 +87,7 @@ int out_get_value(struct udevice *dev, int output_count, int reg_type,
 	int ret;
 
 	if (dev->driver_data > output_count) {
-		error("Unknown regulator number: %lu for PMIC %s!",
+		pr_err("Unknown regulator number: %lu for PMIC %s!",
 		      dev->driver_data, dev->name);
 		return -EINVAL;
 	}
@@ -95,7 +95,7 @@ int out_get_value(struct udevice *dev, int output_count, int reg_type,
 	reg = (dev->driver_data - 1) * OUT_REG_COUNT + reg_type;
 	ret = pmic_read(dev->parent, reg, &reg_val, 1);
 	if (ret) {
-		error("PMIC read failed: %d\n",  ret);
+		pr_err("PMIC read failed: %d\n",  ret);
 		return ret;
 	}
 
@@ -115,14 +115,14 @@ static int out_set_value(struct udevice *dev, int output_count, int reg_type,
 	int max_value;
 
 	if (dev->driver_data > output_count) {
-		error("Unknown regulator number: %lu for PMIC %s!",
+		pr_err("Unknown regulator number: %lu for PMIC %s!",
 		      dev->driver_data, dev->name);
 		return -EINVAL;
 	}
 
 	max_value = range[dev->driver_data - 1].max;
 	if (value > max_value) {
-		error("Wrong value for %s: %lu. Max is: %d.",
+		pr_err("Wrong value for %s: %lu. Max is: %d.",
 		      dev->name, dev->driver_data, max_value);
 		return -EINVAL;
 	}
@@ -134,7 +134,7 @@ static int out_set_value(struct udevice *dev, int output_count, int reg_type,
 	reg = (dev->driver_data - 1) * OUT_REG_COUNT + reg_type;
 	ret = pmic_write(dev->parent, reg, &reg_val, 1);
 	if (ret) {
-		error("PMIC write failed: %d\n",  ret);
+		pr_err("PMIC write failed: %d\n",  ret);
 		return ret;
 	}
 
@@ -154,7 +154,7 @@ static int out_get_mode(struct udevice *dev)
 	reg = (dev->driver_data - 1) * OUT_REG_COUNT + OUT_REG_OM;
 	ret = pmic_read(dev->parent, reg, &reg_val, 1);
 	if (ret) {
-		error("PMIC read failed: %d\n",  ret);
+		pr_err("PMIC read failed: %d\n",  ret);
 		return ret;
 	}
 
@@ -163,7 +163,7 @@ static int out_get_mode(struct udevice *dev)
 			return uc_pdata->mode[i].id;
 	}
 
-	error("Unknown operation mode for %s!", dev->name);
+	pr_err("Unknown operation mode for %s!", dev->name);
 	return -EINVAL;
 }
 
@@ -188,14 +188,14 @@ static int out_set_mode(struct udevice *dev, int mode)
 	}
 
 	if (reg_val == -1) {
-		error("Unknown operation mode for %s!", dev->name);
+		pr_err("Unknown operation mode for %s!", dev->name);
 		return -EINVAL;
 	}
 
 	reg = (dev->driver_data - 1) * OUT_REG_COUNT + OUT_REG_OM;
 	ret = pmic_write(dev->parent, reg, (uint8_t *)&reg_val, 1);
 	if (ret) {
-		error("PMIC write failed: %d\n",  ret);
+		pr_err("PMIC write failed: %d\n",  ret);
 		return ret;
 	}