Hi Thiebaud, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on char-misc/char-misc-testing] [also build test WARNING on v4.16 next-20180411] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Thiebaud-Weksteen/tpm-Move-eventlog-files-to-a-subdirectory/20180412-045224 reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) >> drivers/char/tpm/eventlog/of.c:59:37: sparse: incorrect type in argument 1 >> (different base types) @@ expected restricted __be32 const [usertype] *p >> @@ got unsignrestricted __be32 const [usertype] *p @@ drivers/char/tpm/eventlog/of.c:59:37: expected restricted __be32 const [usertype] *p drivers/char/tpm/eventlog/of.c:59:37: got unsigned int const [usertype] *[assigned] sizep >> drivers/char/tpm/eventlog/of.c:60:37: sparse: incorrect type in argument 1 >> (different base types) @@ expected restricted __be64 const [usertype] *p >> @@ got unsigned lonrestricted __be64 const [usertype] *p @@ drivers/char/tpm/eventlog/of.c:60:37: expected restricted __be64 const [usertype] *p drivers/char/tpm/eventlog/of.c:60:37: got unsigned long long const [usertype] *[assigned] basep vim +59 drivers/char/tpm/eventlog/of.c c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 23 02ae13828 drivers/char/tpm/tpm_of.c Nayna Jain 2016-11-14 24 int tpm_read_log_of(struct tpm_chip *chip) c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 25 { c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 26 struct device_node *np; c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 27 const u32 *sizep; d72c39114 drivers/char/tpm/tpm_of.c Hon Ching \(Vicky\ Lo 2015-06-17 28) const u64 *basep; 748935eeb drivers/char/tpm/tpm_of.c Nayna Jain 2016-11-14 29 struct tpm_bios_log *log; e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 30 u32 size; e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 31 u64 base; c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 32 748935eeb drivers/char/tpm/tpm_of.c Nayna Jain 2016-11-14 33 log = &chip->log; 0cf577a03 drivers/char/tpm/tpm_of.c Jason Gunthorpe 2016-11-19 34 if (chip->dev.parent && chip->dev.parent->of_node) ed4fdb4f5 drivers/char/tpm/tpm_of.c Nayna Jain 2016-11-14 35 np = chip->dev.parent->of_node; 79eec5b94 drivers/char/tpm/tpm_of.c Colin Ian King 2016-11-15 36 else c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 37 return -ENODEV; c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 38 b5d0ebc99 drivers/char/tpm/tpm_of.c Enric Balletbo i Serra 2017-06-27 39 if (of_property_read_bool(np, "powered-while-suspended")) b5d0ebc99 drivers/char/tpm/tpm_of.c Enric Balletbo i Serra 2017-06-27 40 chip->flags |= TPM_CHIP_FLAG_ALWAYS_POWERED; b5d0ebc99 drivers/char/tpm/tpm_of.c Enric Balletbo i Serra 2017-06-27 41 c5df39262 drivers/char/tpm/tpm_of.c Ashley Lai 2012-08-14 42 sizep = of_get_property(np, "linux,sml-size", NULL); 0cf577a03 drivers/char/tpm/tpm_of.c Jason Gunthorpe 2016-11-19 43 basep = of_get_property(np, "linux,sml-base", NULL); 0cf577a03 drivers/char/tpm/tpm_of.c Jason Gunthorpe 2016-11-19 44 if (sizep == NULL && basep == NULL) 0cf577a03 drivers/char/tpm/tpm_of.c Jason Gunthorpe 2016-11-19 45 return -ENODEV; 0cf577a03 drivers/char/tpm/tpm_of.c Jason Gunthorpe 2016-11-19 46 if (sizep == NULL || basep == NULL) 5efae7d6b drivers/char/tpm/tpm_of.c Nayna Jain 2016-11-14 47 return -EIO; 5efae7d6b drivers/char/tpm/tpm_of.c Nayna Jain 2016-11-14 48 e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 49 /* e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 50 * For both vtpm/tpm, firmware has log addr and log size in big e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 51 * endian format. But in case of vtpm, there is a method called e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 52 * sml-handover which is run during kernel init even before e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 53 * device tree is setup. This sml-handover function takes care e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 54 * of endianness and writes to sml-base and sml-size in little e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 55 * endian format. For this reason, vtpm doesn't need conversion e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 56 * but physical tpm needs the conversion. e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 57 */ e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 58 if (of_property_match_string(np, "compatible", "IBM,vtpm") < 0) { e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 @59 size = be32_to_cpup(sizep); e46e22f12 drivers/char/tpm/tpm_of.c Nayna Jain 2017-01-23 @60 base = be64_to_cpup(basep); :::::: The code at line 59 was first introduced by commit :::::: e46e22f12b19f0068b02afcf6edb716b4f49934f tpm: enhance read_log_of() to support Physical TPM event log :::::: TO: Nayna Jain <na...@linux.vnet.ibm.com> :::::: CC: Jarkko Sakkinen <jarkko.sakki...@linux.intel.com> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
