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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2024-02-15 17:41:36 +0200
committerJohannes Berg <johannes.berg@intel.com>2024-02-21 15:19:03 +0100
commitf79ab5d2bced9bd7c0ce86d2aa5b70d053001bb4 (patch)
tree43d4f5fc8615a17523285e991c9076f2a76d4478
parentba4b1fa3128b2fbf14e167230315cbd9074b629b (diff)
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wifi: cfg80211: Add KHZ_PER_GHZ to units.h and reuse
The KHZ_PER_GHZ might be used by others (with the name aligned with similar constants). Define it in units.h and convert wireless to use it. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://msgid.link/20240215154136.630029-1-andriy.shevchenko@linux.intel.com Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--include/linux/units.h5
-rw-r--r--net/wireless/reg.c7
2 files changed, 7 insertions, 5 deletions
diff --git a/include/linux/units.h b/include/linux/units.h
index 45110daaf8d3..00e15de33eca 100644
--- a/include/linux/units.h
+++ b/include/linux/units.h
@@ -24,10 +24,13 @@
#define NANOHZ_PER_HZ 1000000000UL
#define MICROHZ_PER_HZ 1000000UL
#define MILLIHZ_PER_HZ 1000UL
+
#define HZ_PER_KHZ 1000UL
-#define KHZ_PER_MHZ 1000UL
#define HZ_PER_MHZ 1000000UL
+#define KHZ_PER_MHZ 1000UL
+#define KHZ_PER_GHZ 1000000UL
+
#define MILLIWATT_PER_WATT 1000UL
#define MICROWATT_PER_MILLIWATT 1000UL
#define MICROWATT_PER_WATT 1000000UL
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 50cadbad485f..753f8e9aa4b1 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -57,6 +57,8 @@
#include <linux/verification.h>
#include <linux/moduleparam.h>
#include <linux/firmware.h>
+#include <linux/units.h>
+
#include <net/cfg80211.h>
#include "core.h"
#include "reg.h"
@@ -1289,20 +1291,17 @@ static bool is_valid_rd(const struct ieee80211_regdomain *rd)
static bool freq_in_rule_band(const struct ieee80211_freq_range *freq_range,
u32 freq_khz)
{
-#define ONE_GHZ_IN_KHZ 1000000
/*
* From 802.11ad: directional multi-gigabit (DMG):
* Pertaining to operation in a frequency band containing a channel
* with the Channel starting frequency above 45 GHz.
*/
- u32 limit = freq_khz > 45 * ONE_GHZ_IN_KHZ ?
- 20 * ONE_GHZ_IN_KHZ : 2 * ONE_GHZ_IN_KHZ;
+ u32 limit = freq_khz > 45 * KHZ_PER_GHZ ? 20 * KHZ_PER_GHZ : 2 * KHZ_PER_GHZ;
if (abs(freq_khz - freq_range->start_freq_khz) <= limit)
return true;
if (abs(freq_khz - freq_range->end_freq_khz) <= limit)
return true;
return false;
-#undef ONE_GHZ_IN_KHZ
}
/*