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device property: Add const qualifier to device_get_match_data() parameter

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Add const qualifier to the device_get_match_data() parameter.
Some of the future users may utilize this function without
forcing the type.

All the same, dev_fwnode() may be used with a const qualifier.

Reported-by: kernel test robot <lkp@intel.com>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220922135410.49694-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2022-09-22 16:54:10 +03:00 committed by Greg Kroah-Hartman
parent 16deeb8e18
commit aade55c860
2 changed files with 4 additions and 4 deletions
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4
drivers/base/property.c
View File

@ -17,7 +17,7 @@
#include <linux/property.h>
#include <linux/phy.h>
struct fwnode_handle *dev_fwnode(struct device *dev)
struct fwnode_handle *dev_fwnode(const struct device *dev)
{
return IS_ENABLED(CONFIG_OF) && dev->of_node ?
of_fwnode_handle(dev->of_node) : dev->fwnode;
@ -1200,7 +1200,7 @@ int fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
}
EXPORT_SYMBOL(fwnode_graph_parse_endpoint);
const void *device_get_match_data(struct device *dev)
const void *device_get_match_data(const struct device *dev)
{
return fwnode_call_ptr_op(dev_fwnode(dev), device_get_match_data, dev);
}

4
include/linux/property.h
View File

@ -32,7 +32,7 @@ enum dev_dma_attr {
DEV_DMA_COHERENT,
};
struct fwnode_handle *dev_fwnode(struct device *dev);
struct fwnode_handle *dev_fwnode(const struct device *dev);
bool device_property_present(struct device *dev, const char *propname);
int device_property_read_u8_array(struct device *dev, const char *propname,
@ -387,7 +387,7 @@ bool device_dma_supported(struct device *dev);
enum dev_dma_attr device_get_dma_attr(struct device *dev);
const void *device_get_match_data(struct device *dev);
const void *device_get_match_data(const struct device *dev);
int device_get_phy_mode(struct device *dev);
int fwnode_get_phy_mode(struct fwnode_handle *fwnode);