Commit b2108fc8 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Bartosz Golaszewski
Browse files

drm: Move for_each_if() to util_macros.h for wider use 



Other subsystem(s) may want to reuse the for_each_if() macro.
Move it to util_macros.h to make it globally available.

Suggested-by: default avatarBartosz Golaszewski <brgl@bgdev.pl>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: default avatarJani Nikula <jani.nikula@intel.com>
Reviewed-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20250213182527.3092371-2-andriy.shevchenko@linux.intel.com


Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent 8efee9c4

include/drm/drm_util.h

+1 −15
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ 
#include <linux/kgdb.h>

#include <linux/preempt.h>

#include <linux/smp.h>

#include <linux/util_macros.h>



/*

 * Use EXPORT_SYMBOL_FOR_TESTS_ONLY() for functions that shall
@@ -47,21 +48,6 @@ 
#define EXPORT_SYMBOL_FOR_TESTS_ONLY(x)

#endif



/**

 * for_each_if - helper for handling conditionals in various for_each macros

 * @condition: The condition to check

 *

 * Typical use::

 *

 *	#define for_each_foo_bar(x, y) \'

 *		list_for_each_entry(x, y->list, head) \'

 *			for_each_if(x->something == SOMETHING)

 *

 * The for_each_if() macro makes the use of for_each_foo_bar() less error

 * prone.

 */

#define for_each_if(condition) if (!(condition)) {} else



/**

 * drm_can_sleep - returns true if currently okay to sleep

 *

include/linux/util_macros.h

+15 −0
Original line number Diff line number Diff line
@@ -4,6 +4,21 @@ 


#include <linux/math.h>



/**

 * for_each_if - helper for handling conditionals in various for_each macros

 * @condition: The condition to check

 *

 * Typical use::

 *

 *	#define for_each_foo_bar(x, y) \'

 *		list_for_each_entry(x, y->list, head) \'

 *			for_each_if(x->something == SOMETHING)

 *

 * The for_each_if() macro makes the use of for_each_foo_bar() less error

 * prone.

 */

#define for_each_if(condition) if (!(condition)) {} else



/**

 * find_closest - locate the closest element in a sorted array

 * @x: The reference value.