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author | Takashi Iwai <tiwai@suse.de> | 2022-12-22 11:11:48 +0300 |
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committer | Takashi Iwai <tiwai@suse.de> | 2022-12-22 11:11:48 +0300 |
commit | 2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b (patch) | |
tree | f711bc9cab45f4963e4883ef15ff4c54a6cbc12e /drivers/pci/controller/pci-tegra.c | |
parent | b47068b4aa53a57552398e3f60d0ed1918700c2b (diff) | |
parent | ee0b089d660021792e4ab4dda191b097ce1e964f (diff) | |
download | linux-2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b.tar.xz |
Merge branch 'for-next' into for-linus
Diffstat (limited to 'drivers/pci/controller/pci-tegra.c')
-rw-r--r-- | drivers/pci/controller/pci-tegra.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/pci/controller/pci-tegra.c b/drivers/pci/controller/pci-tegra.c index 24478ae5a345..8e323e93be91 100644 --- a/drivers/pci/controller/pci-tegra.c +++ b/drivers/pci/controller/pci-tegra.c @@ -415,6 +415,13 @@ static inline u32 pads_readl(struct tegra_pcie *pcie, unsigned long offset) * address (access to which generates correct config transaction) falls in * this 4 KiB region. */ +static unsigned int tegra_pcie_conf_offset(u8 bus, unsigned int devfn, + unsigned int where) +{ + return ((where & 0xf00) << 16) | (bus << 16) | (PCI_SLOT(devfn) << 11) | + (PCI_FUNC(devfn) << 8) | (where & 0xff); +} + static void __iomem *tegra_pcie_map_bus(struct pci_bus *bus, unsigned int devfn, int where) @@ -436,9 +443,7 @@ static void __iomem *tegra_pcie_map_bus(struct pci_bus *bus, unsigned int offset; u32 base; - offset = PCI_CONF1_EXT_ADDRESS(bus->number, PCI_SLOT(devfn), - PCI_FUNC(devfn), where) & - ~PCI_CONF1_ENABLE; + offset = tegra_pcie_conf_offset(bus->number, devfn, where); /* move 4 KiB window to offset within the FPCI region */ base = 0xfe100000 + ((offset & ~(SZ_4K - 1)) >> 8); |