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| author | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2020-10-12 11:57:44 +0200 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2020-10-16 18:58:10 +0200 |
| commit | 709616c713f9471a993ad7d16bce23e8b88ce958 (patch) | |
| tree | 0229d332acaa18a1b3baf50137ef0f608f57ca9c /include | |
| parent | 7daf8f8d011cdd5d3e86930ed2bde969425c790c (diff) | |
| download | qemu-709616c713f9471a993ad7d16bce23e8b88ce958.zip qemu-709616c713f9471a993ad7d16bce23e8b88ce958.tar.gz qemu-709616c713f9471a993ad7d16bce23e8b88ce958.tar.bz2 | |
util/cutils: Introduce freq_to_str() to display Hertz units
Introduce freq_to_str() to convert frequency values in human
friendly units using the SI units for Hertz.
Suggested-by: Luc Michel <luc@lmichel.fr>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Luc Michel <luc@lmichel.fr>
Message-Id: <20201012095804.3335117-2-f4bug@amsat.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/qemu/cutils.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/qemu/cutils.h b/include/qemu/cutils.h index 3a86ec0..4bbf483 100644 --- a/include/qemu/cutils.h +++ b/include/qemu/cutils.h @@ -158,6 +158,18 @@ int qemu_strtosz_metric(const char *nptr, const char **end, uint64_t *result); char *size_to_str(uint64_t val); +/** + * freq_to_str: + * @freq_hz: frequency to stringify + * + * Return human readable string for frequency @freq_hz. + * Use SI units like KHz, MHz, and so forth. + * + * The caller is responsible for releasing the value returned + * with g_free() after use. + */ +char *freq_to_str(uint64_t freq_hz); + /* used to print char* safely */ #define STR_OR_NULL(str) ((str) ? (str) : "null") |