[RFC 28/32] PCI: make quirk using inw() depend on HAS_IOPORT
From: Niklas Schnelle <schnelle@linux.ibm.com>
Date: 2021-12-27 16:46:30
Also in:
linux-pci, linux-riscv, lkml
Subsystem:
pci subsystem, the rest · Maintainers:
Bjorn Helgaas, Linus Torvalds
In the future inw()/outw() and friends will not be compiled on architectures without I/O port support. Co-developed-by: Arnd Bergmann <arnd@kernel.org> Signed-off-by: Arnd Bergmann <arnd@kernel.org> Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com> --- drivers/pci/quirks.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 003950c738d2..8624c98c57b2 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c@@ -265,6 +265,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_1, quirk_isa_d DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_2, quirk_isa_dma_hangs); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_3, quirk_isa_dma_hangs); +#ifdef CONFIG_HAS_IOPORT /* * Intel NM10 "TigerPoint" LPC PM1a_STS.BM_STS must be clear * for some HT machines to use C4 w/o hanging.
@@ -284,6 +285,7 @@ static void quirk_tigerpoint_bm_sts(struct pci_dev *dev) } } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TGP_LPC, quirk_tigerpoint_bm_sts); +#endif /* Chipsets where PCI->PCI transfers vanish or hang */ static void quirk_nopcipci(struct pci_dev *dev)
--
2.32.0