Quellverzeichnis  chan.c   Sprache: C

 
// SPDX-License-Identifier: GPL-2.0-only
/*
 * KUnit tests for channel helper functions
 *
 * Copyright (C) 2023-2024 Intel Corporation
 */

#include <net/cfg80211.h>
#include <kunit/test.h>

MODULE_IMPORT_NS("EXPORTED_FOR_KUNIT_TESTING");

static struct ieee80211_channel chan_6ghz_1 = {
 .band = NL80211_BAND_6GHZ,
 .center_freq = 5955,
};

static struct ieee80211_channel chan_6ghz_5 = {
 .band = NL80211_BAND_6GHZ,
 .center_freq = 5975,
};

static struct ieee80211_channel chan_6ghz_105 = {
 .band = NL80211_BAND_6GHZ,
 .center_freq = 6475,
};

static const struct chandef_compat_case {
 const char *desc;
 /* leave c1 empty for tests for identical */
 struct cfg80211_chan_def c1, c2;
 /* we test both ways around, so c2 should always be the compat one */
 bool compat;
} chandef_compat_cases[] = {
 {
  .desc = "identical non-HT",
  .c2 = {
   .width = NL80211_CHAN_WIDTH_20_NOHT,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955,
  },
  .compat = true,
 },
 {
  .desc = "identical 20 MHz",
  .c2 = {
   .width = NL80211_CHAN_WIDTH_20,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955,
  },
  .compat = true,
 },
 {
  .desc = "identical 40 MHz",
  .c2 = {
   .width = NL80211_CHAN_WIDTH_40,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955 + 10,
  },
  .compat = true,
 },
 {
  .desc = "identical 80 MHz",
  .c2 = {
   .width = NL80211_CHAN_WIDTH_80,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955 + 10 + 20,
  },
  .compat = true,
 },
 {
  .desc = "identical 160 MHz",
  .c2 = {
   .width = NL80211_CHAN_WIDTH_160,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955 + 10 + 20 + 40,
  },
  .compat = true,
 },
 {
  .desc = "identical 320 MHz",
  .c2 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955 + 10 + 20 + 40 + 80,
  },
  .compat = true,
 },
 {
  .desc = "20 MHz in 320 MHz\n",
  .c1 = {
   .width = NL80211_CHAN_WIDTH_20,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955,
  },
  .c2 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955 + 10 + 20 + 40 + 80,
  },
  .compat = true,
 },
 {
  .desc = "different 20 MHz",
  .c1 = {
   .width = NL80211_CHAN_WIDTH_20,
   .chan = &chan_6ghz_1,
   .center_freq1 = 5955,
  },
  .c2 = {
   .width = NL80211_CHAN_WIDTH_20,
   .chan = &chan_6ghz_5,
   .center_freq1 = 5975,
  },
 },
 {
  .desc = "different primary 320 MHz",
  .c1 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 + 110,
  },
  .c2 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 - 50,
  },
 },
 {
  /* similar to previous test but one has lower BW */
  .desc = "matching primary 160 MHz",
  .c1 = {
   .width = NL80211_CHAN_WIDTH_160,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 + 30,
  },
  .c2 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 - 50,
  },
  .compat = true,
 },
 {
  .desc = "matching primary 160 MHz & punctured secondary 160 Mhz",
  .c1 = {
   .width = NL80211_CHAN_WIDTH_160,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 + 30,
  },
  .c2 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 - 50,
   .punctured = 0xf,
  },
  .compat = true,
 },
 {
  .desc = "matching primary 160 MHz & punctured matching",
  .c1 = {
   .width = NL80211_CHAN_WIDTH_160,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 + 30,
   .punctured = 0xc0,
  },
  .c2 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 - 50,
   .punctured = 0xc000,
  },
  .compat = true,
 },
 {
  .desc = "matching primary 160 MHz & punctured not matching",
  .c1 = {
   .width = NL80211_CHAN_WIDTH_160,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 + 30,
   .punctured = 0x80,
  },
  .c2 = {
   .width = NL80211_CHAN_WIDTH_320,
   .chan = &chan_6ghz_105,
   .center_freq1 = 6475 - 50,
   .punctured = 0xc000,
  },
 },
};

KUNIT_ARRAY_PARAM_DESC(chandef_compat, chandef_compat_cases, desc)

static void test_chandef_compat(struct kunit *test)
{
 const struct chandef_compat_case *params = test->param_value;
 const struct cfg80211_chan_def *ret, *expect;
 struct cfg80211_chan_def c1 = params->c1;

 /* tests with identical ones */
 if (!params->c1.chan)
  c1 = params->c2;

 KUNIT_EXPECT_EQ(test, cfg80211_chandef_valid(&c1), true);
 KUNIT_EXPECT_EQ(test, cfg80211_chandef_valid(¶ms->c2), true);

 expect = params->compat ? ¶ms->c2 : NULL;

 ret = cfg80211_chandef_compatible(&c1, ¶ms->c2);
 KUNIT_EXPECT_PTR_EQ(test, ret, expect);

 if (!params->c1.chan)
  expect = &c1;

 ret = cfg80211_chandef_compatible(¶ms->c2, &c1);
 KUNIT_EXPECT_PTR_EQ(test, ret, expect);
}

static struct kunit_case chandef_compat_test_cases[] = {
 KUNIT_CASE_PARAM(test_chandef_compat, chandef_compat_gen_params),
 {}
};

static struct kunit_suite chandef_compat = {
 .name = "cfg80211-chandef-compat",
 .test_cases = chandef_compat_test_cases,
};

kunit_test_suite(chandef_compat);

Messung V0.5
C=92 H=95 G=93

¤ Dauer der Verarbeitung: 0.12 Sekunden  (vorverarbeitet)  ¤

*© Formatika GbR, Deutschland






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