sys: util: s/ceiling_fraction/DIV_ROUND_UP (53da110d) · Commits · Wenxi XU / zephyr

- Align naming with Linux equivalent macro - New name uses UPPERCASE, as we do for all macro based functions. - ceiling_fraction is kept, but flagged as deprecated. Signed-off-by:

Gerard Marull-Paretas <gerard.marull@nordicsemi.no>

include/zephyr/sys/util.h

+19 −2

Original line number	Diff line number	Diff line
		@@ -244,11 +244,28 @@ extern "C" {
		/** @brief Value of @p x rounded down to the previous word boundary. */
		#define WB_DN(x) ROUND_DOWN(x, sizeof(void *))

		/**
		* @brief Divide and round up.
		*
		* Example:
		* @code{.c}
		* DIV_ROUND_UP(1, 2); // 1
		* DIV_ROUND_UP(3, 2); // 2
		* @endcode
		*
		* @param n Numerator.
		* @param d Denominator.
		*
		* @return The result of @p n / @p d, rounded up.
		*/
		#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))

		/**
		* @brief Ceiling function applied to @p numerator / @p divider as a fraction.
		* @deprecated Use DIV_ROUND_UP() instead.
		*/
		#define ceiling_fraction(numerator, divider) \
		(((numerator) + ((divider) - 1)) / (divider))
		#define ceiling_fraction(numerator, divider) __DEPRECATED_MACRO \
		DIV_ROUND_UP(numerator, divider)

		#ifndef MAX
		/**

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