WARNING: line length of 87 exceeds 80 columns
#118: FILE: drivers/pci/pcie/tph.c:97:
+	if (!acpi_check_dsm(handle, &pci_acpi_dsm_guid, 7, BIT(TPH_ST_DSM_FUNC_INDEX)))

WARNING: line length of 91 exceeds 80 columns
#195: FILE: drivers/pci/pcie/tph.c:243:
+	if (tph_invoke_dsm(rp_acpi_handle, cpu_acpi_uid, 0, 0, false, 0, &info) != AE_OK) {

WARNING: line length of 91 exceeds 80 columns
#231: FILE: include/linux/pci-tph.h:29:
+static inline int pcie_tph_get_st_from_acpi(struct pci_dev *dev, unsigned int cpu_acpi_uid,

WARNING: line length of 86 exceeds 80 columns
#232: FILE: include/linux/pci-tph.h:30:
+					    enum tph_mem_type tag_type, u8 req_enable,

total: 0 errors, 4 warnings, 0 checks, 204 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 7eaa436d6bff ("PCI/TPH: Introduce API to retrieve TPH steering tags from ACPI") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 4 warnings, 0 checks, 204 lines checked