Commit e078723f authored by Grzegorz Jaszczyk's avatar Grzegorz Jaszczyk Committed by Lorenzo Pieralisi
Browse files

PCI: aardvark: Fix big endian support 



Initialise every multiple-byte field of emulated PCI bridge config
space with proper cpu_to_le* macro. This is required since the structure
describing config space of emulated bridge assumes little-endian
convention.

Signed-off-by: default avatarGrzegorz Jaszczyk <jaz@semihalf.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
parent 7fbcb5da

drivers/pci/controller/pci-aardvark.c

+7 −5
Original line number Diff line number Diff line
@@ -519,18 +519,20 @@ static void advk_sw_pci_bridge_init(struct advk_pcie *pcie) 
{

	struct pci_bridge_emul *bridge = &pcie->bridge;



	bridge->conf.vendor = advk_readl(pcie, PCIE_CORE_DEV_ID_REG) & 0xffff;

	bridge->conf.device = advk_readl(pcie, PCIE_CORE_DEV_ID_REG) >> 16;

	bridge->conf.vendor =

		cpu_to_le16(advk_readl(pcie, PCIE_CORE_DEV_ID_REG) & 0xffff);

	bridge->conf.device =

		cpu_to_le16(advk_readl(pcie, PCIE_CORE_DEV_ID_REG) >> 16);

	bridge->conf.class_revision =

		advk_readl(pcie, PCIE_CORE_DEV_REV_REG) & 0xff;

		cpu_to_le32(advk_readl(pcie, PCIE_CORE_DEV_REV_REG) & 0xff);



	/* Support 32 bits I/O addressing */

	bridge->conf.iobase = PCI_IO_RANGE_TYPE_32;

	bridge->conf.iolimit = PCI_IO_RANGE_TYPE_32;



	/* Support 64 bits memory pref */

	bridge->conf.pref_mem_base = PCI_PREF_RANGE_TYPE_64;

	bridge->conf.pref_mem_limit = PCI_PREF_RANGE_TYPE_64;

	bridge->conf.pref_mem_base = cpu_to_le16(PCI_PREF_RANGE_TYPE_64);

	bridge->conf.pref_mem_limit = cpu_to_le16(PCI_PREF_RANGE_TYPE_64);



	/* Support interrupt A for MSI feature */

	bridge->conf.intpin = PCIE_CORE_INT_A_ASSERT_ENABLE;