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console: Add console_get_by_name 

Commands like loadx/loady wish to find a console device by its name. Add
a function for this.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2015-06-08 13:58:28 +02:00
parent 56b2fe72e8
commit e53e7218ad
2 changed files with 14 additions and 0 deletions
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13
common/console_common.c
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@ -260,6 +260,19 @@ struct console_device *console_get_by_dev(struct device_d *dev)
}
EXPORT_SYMBOL(console_get_by_dev);
struct console_device *console_get_by_name(const char *name)
{
struct console_device *cdev;
for_each_console(cdev) {
if (!strcmp(cdev->devname, name))
return cdev;
}
return NULL;
}
EXPORT_SYMBOL(console_get_by_name);
/*
* @brief returns current used console device
*

1
include/console.h
View File

@ -64,6 +64,7 @@ int console_register(struct console_device *cdev);
int console_unregister(struct console_device *cdev);
struct console_device *console_get_by_dev(struct device_d *dev);
struct console_device *console_get_by_name(const char *name);
extern struct list_head console_list;
#define for_each_console(console) list_for_each_entry(console, &console_list, list)