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path: root/drivers/i2c/busses/i2c-mlxbf.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-mlxbf.c')
-rw-r--r--drivers/i2c/busses/i2c-mlxbf.c60
1 files changed, 19 insertions, 41 deletions
diff --git a/drivers/i2c/busses/i2c-mlxbf.c b/drivers/i2c/busses/i2c-mlxbf.c
index ae66bdd1b737..b3a73921ab69 100644
--- a/drivers/i2c/busses/i2c-mlxbf.c
+++ b/drivers/i2c/busses/i2c-mlxbf.c
@@ -15,7 +15,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mutex.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/string.h>
@@ -1080,13 +1080,7 @@ static int mlxbf_i2c_init_resource(struct platform_device *pdev,
if (!tmp_res)
return -ENOMEM;
- tmp_res->params = platform_get_resource(pdev, IORESOURCE_MEM, type);
- if (!tmp_res->params) {
- devm_kfree(dev, tmp_res);
- return -EIO;
- }
-
- tmp_res->io = devm_ioremap_resource(dev, tmp_res->params);
+ tmp_res->io = devm_platform_get_and_ioremap_resource(pdev, type, &tmp_res->params);
if (IS_ERR(tmp_res->io)) {
devm_kfree(dev, tmp_res);
return PTR_ERR(tmp_res->io);
@@ -2323,10 +2317,8 @@ static int mlxbf_i2c_probe(struct platform_device *pdev)
ret = mlxbf_i2c_init_resource(pdev, &priv->smbus,
MLXBF_I2C_SMBUS_RES);
- if (ret < 0) {
- dev_err(dev, "Cannot fetch smbus resource info");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot fetch smbus resource info");
priv->timer->io = priv->smbus->io;
priv->mst->io = priv->smbus->io + MLXBF_I2C_MST_ADDR_OFFSET;
@@ -2334,39 +2326,29 @@ static int mlxbf_i2c_probe(struct platform_device *pdev)
} else {
ret = mlxbf_i2c_init_resource(pdev, &priv->timer,
MLXBF_I2C_SMBUS_TIMER_RES);
- if (ret < 0) {
- dev_err(dev, "Cannot fetch timer resource info");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot fetch timer resource info");
ret = mlxbf_i2c_init_resource(pdev, &priv->mst,
MLXBF_I2C_SMBUS_MST_RES);
- if (ret < 0) {
- dev_err(dev, "Cannot fetch master resource info");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot fetch master resource info");
ret = mlxbf_i2c_init_resource(pdev, &priv->slv,
MLXBF_I2C_SMBUS_SLV_RES);
- if (ret < 0) {
- dev_err(dev, "Cannot fetch slave resource info");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot fetch slave resource info");
}
ret = mlxbf_i2c_init_resource(pdev, &priv->mst_cause,
MLXBF_I2C_MST_CAUSE_RES);
- if (ret < 0) {
- dev_err(dev, "Cannot fetch cause master resource info");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot fetch cause master resource info");
ret = mlxbf_i2c_init_resource(pdev, &priv->slv_cause,
MLXBF_I2C_SLV_CAUSE_RES);
- if (ret < 0) {
- dev_err(dev, "Cannot fetch cause slave resource info");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot fetch cause slave resource info");
adap = &priv->adap;
adap->owner = THIS_MODULE;
@@ -2397,11 +2379,9 @@ static int mlxbf_i2c_probe(struct platform_device *pdev)
* does not really hurt, then keep the code as is.
*/
ret = mlxbf_i2c_init_master(pdev, priv);
- if (ret < 0) {
- dev_err(dev, "failed to initialize smbus master %d",
- priv->bus);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "failed to initialize smbus master %d",
+ priv->bus);
mlxbf_i2c_init_timings(pdev, priv);
@@ -2413,10 +2393,8 @@ static int mlxbf_i2c_probe(struct platform_device *pdev)
ret = devm_request_irq(dev, irq, mlxbf_i2c_irq,
IRQF_SHARED | IRQF_PROBE_SHARED,
dev_name(dev), priv);
- if (ret < 0) {
- dev_err(dev, "Cannot get irq %d\n", irq);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(dev, ret, "Cannot get irq %d\n", irq);
priv->irq = irq;