From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [nbd168-wireless:mt76 18/26] drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32
Date: Thu, 15 Jul 2021 03:04:37 +0800 [thread overview]
Message-ID: <202107150332.D146EvT3-lkp@intel.com> (raw)
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tree: https://github.com/nbd168/wireless mt76
head: 322ec254cac2f270cd917c5e6bdf8c838ee0a2fc
commit: 895377eb178d757c0fdfdee78023b61b66689a05 [18/26] mt76: mt7915: report HE MU radiotap
config: i386-randconfig-s002-20210714 (attached as .config)
compiler: gcc-10 (Debian 10.2.1-6) 10.2.1 20210110
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
# https://github.com/nbd168/wireless/commit/895377eb178d757c0fdfdee78023b61b66689a05
git remote add nbd168-wireless https://github.com/nbd168/wireless
git fetch --no-tags nbd168-wireless mt76
git checkout 895377eb178d757c0fdfdee78023b61b66689a05
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/wireless/mediatek/mt76/mt7915/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: restricted __le32 degrades to integer
>> drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:305:13: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:305:13: sparse: sparse: restricted __le32 degrades to integer
vim +258 drivers/net/wireless/mediatek/mt76/mt7915/mac.c
249
250 he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_MCS, status->rate_idx);
251 if (status->he_dcm)
252 he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_DCM, status->he_dcm);
253
254 he_mu->flags2 |= MU_PREP(FLAGS2_BW_FROM_SIG_A_BW, status->bw) |
255 MU_PREP(FLAGS2_SIG_B_SYMS_USERS,
256 le32_get_bits(rxv[2], MT_CRXV_HE_NUM_USER));
257
> 258 he_mu->ru_ch1[0] = FIELD_GET(MT_CRXV_HE_RU0, cpu_to_le32(rxv[3]));
259
260 if (status->bw >= RATE_INFO_BW_40) {
261 he_mu->flags1 |= HE_BITS(MU_FLAGS1_CH2_RU_KNOWN);
262 he_mu->ru_ch2[0] =
263 FIELD_GET(MT_CRXV_HE_RU1, cpu_to_le32(rxv[3]));
264 }
265
266 if (status->bw >= RATE_INFO_BW_80) {
267 he_mu->ru_ch1[1] =
268 FIELD_GET(MT_CRXV_HE_RU2, cpu_to_le32(rxv[3]));
269 he_mu->ru_ch2[1] =
270 FIELD_GET(MT_CRXV_HE_RU3, cpu_to_le32(rxv[3]));
271 }
272 }
273
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: Ryder Lee <ryder.lee@mediatek.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Felix Fietkau <nbd@nbd.name>
Subject: [nbd168-wireless:mt76 18/26] drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32
Date: Thu, 15 Jul 2021 03:04:37 +0800 [thread overview]
Message-ID: <202107150332.D146EvT3-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 4453 bytes --]
tree: https://github.com/nbd168/wireless mt76
head: 322ec254cac2f270cd917c5e6bdf8c838ee0a2fc
commit: 895377eb178d757c0fdfdee78023b61b66689a05 [18/26] mt76: mt7915: report HE MU radiotap
config: i386-randconfig-s002-20210714 (attached as .config)
compiler: gcc-10 (Debian 10.2.1-6) 10.2.1 20210110
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
# https://github.com/nbd168/wireless/commit/895377eb178d757c0fdfdee78023b61b66689a05
git remote add nbd168-wireless https://github.com/nbd168/wireless
git fetch --no-tags nbd168-wireless mt76
git checkout 895377eb178d757c0fdfdee78023b61b66689a05
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/net/wireless/mediatek/mt76/mt7915/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: restricted __le32 degrades to integer
>> drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:263:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:268:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:270:25: sparse: sparse: restricted __le32 degrades to integer
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:305:13: sparse: sparse: cast from restricted __le32
drivers/net/wireless/mediatek/mt76/mt7915/mac.c:305:13: sparse: sparse: restricted __le32 degrades to integer
vim +258 drivers/net/wireless/mediatek/mt76/mt7915/mac.c
249
250 he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_MCS, status->rate_idx);
251 if (status->he_dcm)
252 he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_DCM, status->he_dcm);
253
254 he_mu->flags2 |= MU_PREP(FLAGS2_BW_FROM_SIG_A_BW, status->bw) |
255 MU_PREP(FLAGS2_SIG_B_SYMS_USERS,
256 le32_get_bits(rxv[2], MT_CRXV_HE_NUM_USER));
257
> 258 he_mu->ru_ch1[0] = FIELD_GET(MT_CRXV_HE_RU0, cpu_to_le32(rxv[3]));
259
260 if (status->bw >= RATE_INFO_BW_40) {
261 he_mu->flags1 |= HE_BITS(MU_FLAGS1_CH2_RU_KNOWN);
262 he_mu->ru_ch2[0] =
263 FIELD_GET(MT_CRXV_HE_RU1, cpu_to_le32(rxv[3]));
264 }
265
266 if (status->bw >= RATE_INFO_BW_80) {
267 he_mu->ru_ch1[1] =
268 FIELD_GET(MT_CRXV_HE_RU2, cpu_to_le32(rxv[3]));
269 he_mu->ru_ch2[1] =
270 FIELD_GET(MT_CRXV_HE_RU3, cpu_to_le32(rxv[3]));
271 }
272 }
273
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-07-14 19:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-14 19:04 kernel test robot [this message]
2021-07-14 19:04 ` [nbd168-wireless:mt76 18/26] drivers/net/wireless/mediatek/mt76/mt7915/mac.c:258:28: sparse: sparse: cast from restricted __le32 kernel test robot
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