sound/soc/intel/catpt/dsp.c:359:9: sparse: sparse: restricted pci_power_t degrades to integer
From: kernel test robot
Date: Thu Oct 22 2020 - 03:26:53 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f804b3159482eedbb4250b1e9248c308fb63b805
commit: 6cbfa11d2694b8a1e46d6834fb9705d5589e3ef1 ASoC: Intel: Select catpt and deprecate haswell
date: 3 weeks ago
config: i386-randconfig-s002-20201022 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6cbfa11d2694b8a1e46d6834fb9705d5589e3ef1
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 6cbfa11d2694b8a1e46d6834fb9705d5589e3ef1
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
"sparse warnings: (new ones prefixed by >>)"
>> sound/soc/intel/catpt/dsp.c:359:9: sparse: sparse: restricted pci_power_t degrades to integer
sound/soc/intel/catpt/dsp.c:372:9: sparse: sparse: restricted pci_power_t degrades to integer
sound/soc/intel/catpt/dsp.c:423:9: sparse: sparse: restricted pci_power_t degrades to integer
sound/soc/intel/catpt/dsp.c:447:9: sparse: sparse: restricted pci_power_t degrades to integer
vim +359 sound/soc/intel/catpt/dsp.c
ba202a7bc3da05 Cezary Rojewski 2020-09-29 343
ba202a7bc3da05 Cezary Rojewski 2020-09-29 344 int lpt_dsp_power_down(struct catpt_dev *cdev)
ba202a7bc3da05 Cezary Rojewski 2020-09-29 345 {
ba202a7bc3da05 Cezary Rojewski 2020-09-29 346 catpt_dsp_reset(cdev, true);
ba202a7bc3da05 Cezary Rojewski 2020-09-29 347
ba202a7bc3da05 Cezary Rojewski 2020-09-29 348 /* set 24Mhz clock for both SSPs */
ba202a7bc3da05 Cezary Rojewski 2020-09-29 349 catpt_updatel_shim(cdev, CS1, CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1),
ba202a7bc3da05 Cezary Rojewski 2020-09-29 350 CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1));
ba202a7bc3da05 Cezary Rojewski 2020-09-29 351 catpt_dsp_select_lpclock(cdev, true, false);
ba202a7bc3da05 Cezary Rojewski 2020-09-29 352
ba202a7bc3da05 Cezary Rojewski 2020-09-29 353 /* DRAM power gating all */
ba202a7bc3da05 Cezary Rojewski 2020-09-29 354 catpt_dsp_set_srampge(cdev, &cdev->dram, cdev->spec->dram_mask,
ba202a7bc3da05 Cezary Rojewski 2020-09-29 355 cdev->spec->dram_mask);
ba202a7bc3da05 Cezary Rojewski 2020-09-29 356 catpt_dsp_set_srampge(cdev, &cdev->iram, cdev->spec->iram_mask,
ba202a7bc3da05 Cezary Rojewski 2020-09-29 357 cdev->spec->iram_mask);
ba202a7bc3da05 Cezary Rojewski 2020-09-29 358
ba202a7bc3da05 Cezary Rojewski 2020-09-29 @359 catpt_updatel_pci(cdev, PMCS, PCI_PM_CTRL_STATE_MASK, PCI_D3hot);
ba202a7bc3da05 Cezary Rojewski 2020-09-29 360 /* give hw time to drop off */
ba202a7bc3da05 Cezary Rojewski 2020-09-29 361 udelay(50);
ba202a7bc3da05 Cezary Rojewski 2020-09-29 362
ba202a7bc3da05 Cezary Rojewski 2020-09-29 363 return 0;
ba202a7bc3da05 Cezary Rojewski 2020-09-29 364 }
ba202a7bc3da05 Cezary Rojewski 2020-09-29 365
:::::: The code at line 359 was first introduced by commit
:::::: ba202a7bc3da05ca4548c7247f9be769b4e8c9fa ASoC: Intel: catpt: Define DSP operations
:::::: TO: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
:::::: CC: Mark Brown <broonie@xxxxxxxxxx>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip