diff options
| -rw-r--r-- | MAINTAINERS | 1 | ||||
| -rw-r--r-- | drivers/pci/controller/pcie-rockchip-host.c | 11 |
2 files changed, 5 insertions, 7 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 190c7fa2ea01..33b27e62ce19 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13182,6 +13182,7 @@ F: drivers/firmware/pcdp.* PCI DRIVER FOR AARDVARK (Marvell Armada 3700) M: Thomas Petazzoni <thomas.petazzoni@bootlin.com> +M: Pali Rohár <pali@kernel.org> L: linux-pci@vger.kernel.org L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained diff --git a/drivers/pci/controller/pcie-rockchip-host.c b/drivers/pci/controller/pcie-rockchip-host.c index 0bb2fb3e8a0b..9705059523a6 100644 --- a/drivers/pci/controller/pcie-rockchip-host.c +++ b/drivers/pci/controller/pcie-rockchip-host.c @@ -71,16 +71,13 @@ static void rockchip_pcie_update_txcredit_mui(struct rockchip_pcie *rockchip) static int rockchip_pcie_valid_device(struct rockchip_pcie *rockchip, struct pci_bus *bus, int dev) { - /* access only one slot on each root port */ - if (pci_is_root_bus(bus) && dev > 0) - return 0; - /* - * do not read more than one device on the bus directly attached + * Access only one slot on each root port. + * Do not read more than one device on the bus directly attached * to RC's downstream side. */ - if (pci_is_root_bus(bus->parent) && dev > 0) - return 0; + if (pci_is_root_bus(bus) || pci_is_root_bus(bus->parent)) + return dev == 0; return 1; } |