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authorTerry Bowman <terry.bowman@amd.com>2023-10-18 20:17:05 +0300
committerDan Williams <dan.j.williams@intel.com>2023-10-28 06:13:38 +0300
commit6777877eb7a3290cf0a8a6b621e46f72f9d94b6b (patch)
tree24f759eb510ca4c97634812de15963aaf6300930 /drivers/cxl
parentf05fd10d138d8ba795fcd72ace99e9c8eb7e777e (diff)
downloadlinux-6777877eb7a3290cf0a8a6b621e46f72f9d94b6b.tar.xz
PCI/AER: Refactor cper_print_aer() for use by CXL driver module
The CXL driver plans to use cper_print_aer() for logging restricted CXL host (RCH) AER errors. cper_print_aer() is not currently exported and therefore not usable by the CXL drivers built as loadable modules. Export the cper_print_aer() function. Use the EXPORT_SYMBOL_NS_GPL() variant to restrict the export to CXL drivers. The CONFIG_ACPI_APEI_PCIEAER kernel config is currently used to enable cper_print_aer(). cper_print_aer() logs the AER registers and is useful in PCIE AER logging outside of APEI. Remove the CONFIG_ACPI_APEI_PCIEAER dependency to enable cper_print_aer(). The cper_print_aer() function name implies CPER specific use but is useful in non-CPER cases as well. Rename cper_print_aer() to pci_print_aer(). Also, update cxl_core to import CXL namespace imports. Co-developed-by: Robert Richter <rrichter@amd.com> Signed-off-by: Terry Bowman <terry.bowman@amd.com> Signed-off-by: Robert Richter <rrichter@amd.com> Cc: Mahesh J Salgaonkar <mahesh@linux.ibm.com> Cc: Oliver O'Halloran <oohall@gmail.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: linux-pci@vger.kernel.org Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/20231018171713.1883517-13-rrichter@amd.com Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/cxl')
-rw-r--r--drivers/cxl/core/port.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/cxl/core/port.c b/drivers/cxl/core/port.c
index 8cb2ed0d6bbb..002c820cfd83 100644
--- a/drivers/cxl/core/port.c
+++ b/drivers/cxl/core/port.c
@@ -2100,3 +2100,4 @@ static void cxl_core_exit(void)
subsys_initcall(cxl_core_init);
module_exit(cxl_core_exit);
MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(CXL);