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counter: Introduce the COUNTER_COMP_FREQUENCY() macro

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Now that there are two users for the "frequency" extension, introduce a
new COUNTER_COMP_FREQUENCY() macro.
This extension is intended to be a read-only signal attribute.

Suggested-by: William Breathitt Gray <william.gray@linaro.org>
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Link: https://lore.kernel.org/r/20240306153631.4051115-1-fabrice.gasnier@foss.st.com
Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
This commit is contained in:
Fabrice Gasnier
2024-03-06 16:36:31 +01:00
committed by William Breathitt Gray
parent e0363c0706
commit 2f48aba356
1 changed files with 3 additions and 0 deletions
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3
include/linux/counter.h
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@@ -601,6 +601,9 @@ struct counter_array {
#define COUNTER_COMP_FLOOR(_read, _write) \
COUNTER_COMP_COUNT_U64("floor", _read, _write)
#define COUNTER_COMP_FREQUENCY(_read) \
COUNTER_COMP_SIGNAL_U64("frequency", _read, NULL)
#define COUNTER_COMP_POLARITY(_read, _write, _available) \
{ \
.type = COUNTER_COMP_SIGNAL_POLARITY, \