From: kernel test robot <rong.a.chen@intel.com>
To: Anton Yakovlev <anton.yakovlev@opensynergy.com>
Cc: kbuild-all@lists.01.org,
Linux Memory Management List <linux-mm@kvack.org>,
"Michael S. Tsirkin" <mst@redhat.com>
Subject: [linux-next:master 9711/11791] sound/virtio/virtio_jack.c:138:9: sparse: sparse: no generic selection for 'restricted __le32 virtio_cread_v'
Date: Mon, 22 Feb 2021 08:30:44 +0800 [thread overview]
Message-ID: <20210222003044.GX219708@shao2-debian> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: ff90dfd2579b2c7bc1f0baa0cb99c918c6c1ec64
commit: 4cf27dfcc72da53eb1fb6ea7fb405b33b28a7136 [9711/11791] ALSA: virtio: introduce jack support
config: microblaze-randconfig-s031-20210219 (attached as .config)
compiler: microblaze-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-229-g60c1f270-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=4cf27dfcc72da53eb1fb6ea7fb405b33b28a7136
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 4cf27dfcc72da53eb1fb6ea7fb405b33b28a7136
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=microblaze
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <rong.a.chen@intel.com>
"sparse warnings: (new ones prefixed by >>)"
>> sound/virtio/virtio_jack.c:138:9: sparse: sparse: no generic selection for 'restricted __le32 virtio_cread_v'
>> sound/virtio/virtio_jack.c:138:9: sparse: sparse: incompatible types in comparison expression (different base types):
>> sound/virtio/virtio_jack.c:138:9: sparse: bad type *
>> sound/virtio/virtio_jack.c:138:9: sparse: unsigned int *
>> sound/virtio/virtio_jack.c:138:9: sparse: sparse: no generic selection for 'restricted __le32 [addressable] virtio_cread_v'
vim +138 sound/virtio/virtio_jack.c
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 121
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 122 /**
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 123 * virtsnd_jack_parse_cfg() - Parse the jack configuration.
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 124 * @snd: VirtIO sound device.
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 125 *
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 126 * This function is called during initial device initialization.
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 127 *
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 128 * Context: Any context that permits to sleep.
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 129 * Return: 0 on success, -errno on failure.
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 130 */
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 131 int virtsnd_jack_parse_cfg(struct virtio_snd *snd)
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 132 {
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 133 struct virtio_device *vdev = snd->vdev;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 134 struct virtio_snd_jack_info *info;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 135 unsigned int i;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 136 int rc;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 137
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 @138 virtio_cread(snd->vdev, struct virtio_snd_config, jacks, &snd->njacks);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 139 if (!snd->njacks)
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 140 return 0;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 141
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 142 snd->jacks = devm_kcalloc(&vdev->dev, snd->njacks, sizeof(*snd->jacks),
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 143 GFP_KERNEL);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 144 if (!snd->jacks)
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 145 return -ENOMEM;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 146
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 147 info = kcalloc(snd->njacks, sizeof(*info), GFP_KERNEL);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 148 if (!info)
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 149 return -ENOMEM;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 150
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 151 rc = virtsnd_ctl_query_info(snd, VIRTIO_SND_R_JACK_INFO, 0, snd->njacks,
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 152 sizeof(*info), info);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 153 if (rc)
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 154 goto on_exit;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 155
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 156 for (i = 0; i < snd->njacks; ++i) {
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 157 struct virtio_jack *vjack = &snd->jacks[i];
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 158
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 159 vjack->nid = le32_to_cpu(info[i].hdr.hda_fn_nid);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 160 vjack->features = le32_to_cpu(info[i].features);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 161 vjack->defconf = le32_to_cpu(info[i].hda_reg_defconf);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 162 vjack->caps = le32_to_cpu(info[i].hda_reg_caps);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 163 vjack->connected = info[i].connected;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 164 }
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 165
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 166 on_exit:
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 167 kfree(info);
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 168
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 169 return rc;
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 170 }
4cf27dfcc72da5 Anton Yakovlev 2021-02-09 171
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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