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auxdisplay: linedisp: Move exported symbols to a namespace

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Avoid unnecessary pollution of the global symbol namespace by
moving library functions in to a specific namespace and import
that into the drivers that make use of the functions.

For more info: https://lwn.net/Articles/760045/

Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Tested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2024-02-12 19:01:39 +02:00
parent 6134b0be91
commit fe5bd82f59
3 changed files with 4 additions and 2 deletions
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1
drivers/auxdisplay/ht16k33.c
View File

@ -831,4 +831,5 @@ module_i2c_driver(ht16k33_driver);
MODULE_DESCRIPTION("Holtek HT16K33 driver");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(LINEDISP);
MODULE_AUTHOR("Robin van der Gracht <robin@protonic.nl>");

1
drivers/auxdisplay/img-ascii-lcd.c
View File

@ -298,3 +298,4 @@ module_platform_driver(img_ascii_lcd_driver);
MODULE_DESCRIPTION("Imagination Technologies ASCII LCD Display");
MODULE_AUTHOR("Paul Burton <paul.burton@mips.com>");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(LINEDISP);

4
drivers/auxdisplay/line-display.c
View File

@ -263,7 +263,7 @@ out_del_timer:
put_device(&linedisp->dev);
return err;
}
EXPORT_SYMBOL_GPL(linedisp_register);
EXPORT_SYMBOL_NS_GPL(linedisp_register, LINEDISP);
/**
* linedisp_unregister - unregister a character line display
@ -276,6 +276,6 @@ void linedisp_unregister(struct linedisp *linedisp)
del_timer_sync(&linedisp->timer);
put_device(&linedisp->dev);
}
EXPORT_SYMBOL_GPL(linedisp_unregister);
EXPORT_SYMBOL_NS_GPL(linedisp_unregister, LINEDISP);
MODULE_LICENSE("GPL");