summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAkhil R <akhilrajeev@nvidia.com>2022-01-28 17:14:27 +0530
committerWolfram Sang <wsa@kernel.org>2022-01-28 21:56:34 +0100
commita263a84088f689bf0c1552a510b25d0bcc45fcae (patch)
tree41915b35255500bc89b5a4edac1f9e3f53f1ea2c
parent20e8ef5c7ffaa4c1d5f65727c536ffaf37078d5f (diff)
downloadlinux-a263a84088f689bf0c1552a510b25d0bcc45fcae.tar.bz2
i2c: smbus: Use device_*() functions instead of of_*()
Change of_*() functions to device_*() for firmware agnostic usage. This allows to have the smbus_alert interrupt without any changes in the controller drivers using the ACPI table. Signed-off-by: Akhil R <akhilrajeev@nvidia.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Wolfram Sang <wsa@kernel.org>
-rw-r--r--drivers/i2c/i2c-core-base.c2
-rw-r--r--drivers/i2c/i2c-core-smbus.c11
-rw-r--r--drivers/i2c/i2c-smbus.c5
-rw-r--r--include/linux/i2c-smbus.h6
4 files changed, 13 insertions, 11 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 2c59dd748a49..32a45260c1f3 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -1479,7 +1479,7 @@ static int i2c_register_adapter(struct i2c_adapter *adap)
goto out_list;
}
- res = of_i2c_setup_smbus_alert(adap);
+ res = i2c_setup_smbus_alert(adap);
if (res)
goto out_reg;
diff --git a/drivers/i2c/i2c-core-smbus.c b/drivers/i2c/i2c-core-smbus.c
index e5b2d1465e7e..304c2c8fee68 100644
--- a/drivers/i2c/i2c-core-smbus.c
+++ b/drivers/i2c/i2c-core-smbus.c
@@ -14,6 +14,7 @@
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/i2c-smbus.h>
+#include <linux/property.h>
#include <linux/slab.h>
#include "i2c-core.h"
@@ -701,13 +702,13 @@ struct i2c_client *i2c_new_smbus_alert_device(struct i2c_adapter *adapter,
}
EXPORT_SYMBOL_GPL(i2c_new_smbus_alert_device);
-#if IS_ENABLED(CONFIG_I2C_SMBUS) && IS_ENABLED(CONFIG_OF)
-int of_i2c_setup_smbus_alert(struct i2c_adapter *adapter)
+#if IS_ENABLED(CONFIG_I2C_SMBUS)
+int i2c_setup_smbus_alert(struct i2c_adapter *adapter)
{
int irq;
- irq = of_property_match_string(adapter->dev.of_node, "interrupt-names",
- "smbus_alert");
+ irq = device_property_match_string(adapter->dev.parent, "interrupt-names",
+ "smbus_alert");
if (irq == -EINVAL || irq == -ENODATA)
return 0;
else if (irq < 0)
@@ -715,5 +716,5 @@ int of_i2c_setup_smbus_alert(struct i2c_adapter *adapter)
return PTR_ERR_OR_ZERO(i2c_new_smbus_alert_device(adapter, NULL));
}
-EXPORT_SYMBOL_GPL(of_i2c_setup_smbus_alert);
+EXPORT_SYMBOL_GPL(i2c_setup_smbus_alert);
#endif
diff --git a/drivers/i2c/i2c-smbus.c b/drivers/i2c/i2c-smbus.c
index d3d06e3b4f3b..775332945ad0 100644
--- a/drivers/i2c/i2c-smbus.c
+++ b/drivers/i2c/i2c-smbus.c
@@ -13,7 +13,7 @@
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/of_irq.h>
+#include <linux/property.h>
#include <linux/slab.h>
#include <linux/workqueue.h>
@@ -128,7 +128,8 @@ static int smbalert_probe(struct i2c_client *ara,
if (setup) {
irq = setup->irq;
} else {
- irq = of_irq_get_byname(adapter->dev.of_node, "smbus_alert");
+ irq = fwnode_irq_get_byname(dev_fwnode(adapter->dev.parent),
+ "smbus_alert");
if (irq <= 0)
return irq;
}
diff --git a/include/linux/i2c-smbus.h b/include/linux/i2c-smbus.h
index 1ef421818d3a..95cf902e0bda 100644
--- a/include/linux/i2c-smbus.h
+++ b/include/linux/i2c-smbus.h
@@ -30,10 +30,10 @@ struct i2c_client *i2c_new_smbus_alert_device(struct i2c_adapter *adapter,
struct i2c_smbus_alert_setup *setup);
int i2c_handle_smbus_alert(struct i2c_client *ara);
-#if IS_ENABLED(CONFIG_I2C_SMBUS) && IS_ENABLED(CONFIG_OF)
-int of_i2c_setup_smbus_alert(struct i2c_adapter *adap);
+#if IS_ENABLED(CONFIG_I2C_SMBUS)
+int i2c_setup_smbus_alert(struct i2c_adapter *adap);
#else
-static inline int of_i2c_setup_smbus_alert(struct i2c_adapter *adap)
+static inline int i2c_setup_smbus_alert(struct i2c_adapter *adap)
{
return 0;
}