Message ID | 20200522234832.954484-13-robh@kernel.org |
---|---|
State | New |
Headers | show |
Series | PCI controller probe cleanups | expand |
Hi Rob, On Sat, May 23, 2020 at 1:50 AM Rob Herring <robh@kernel.org> wrote: > The rcar host driver does the same host registration and bus scanning > calls as pci_host_probe, so let's use it instead. > > Cc: Marek Vasut <marek.vasut+renesas@gmail.com> > Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> > Cc: linux-renesas-soc@vger.kernel.org > Signed-off-by: Rob Herring <robh@kernel.org> Thanks for your patch! Note that this does have 2 side effects: the "linux,pci-probe-only" DT property and the "pcie_scan_all" kernel command line option are now taken into account. Regardless: Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Gr{oetje,eeting}s, Geert
diff --git a/drivers/pci/controller/pcie-rcar-host.c b/drivers/pci/controller/pcie-rcar-host.c index d210a36561be..9069ad96fe95 100644 --- a/drivers/pci/controller/pcie-rcar-host.c +++ b/drivers/pci/controller/pcie-rcar-host.c @@ -330,8 +330,6 @@ static int rcar_pcie_enable(struct rcar_pcie_host *host) struct pci_host_bridge *bridge = pci_host_bridge_from_priv(host); struct rcar_pcie *pcie = &host->pcie; struct device *dev = pcie->dev; - struct pci_bus *bus, *child; - int ret; /* Try setting 5 GT/s link speed */ rcar_pcie_force_speedup(pcie); @@ -349,21 +347,7 @@ static int rcar_pcie_enable(struct rcar_pcie_host *host) if (IS_ENABLED(CONFIG_PCI_MSI)) bridge->msi = &host->msi.chip; - ret = pci_scan_root_bus_bridge(bridge); - if (ret < 0) - return ret; - - bus = bridge->bus; - - pci_bus_size_bridges(bus); - pci_bus_assign_resources(bus); - - list_for_each_entry(child, &bus->children, node) - pcie_bus_configure_settings(child); - - pci_bus_add_devices(bus); - - return 0; + return pci_host_probe(bridge); } static int phy_wait_for_ack(struct rcar_pcie *pcie)
The rcar host driver does the same host registration and bus scanning calls as pci_host_probe, so let's use it instead. Cc: Marek Vasut <marek.vasut+renesas@gmail.com> Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Cc: linux-renesas-soc@vger.kernel.org Signed-off-by: Rob Herring <robh@kernel.org> --- drivers/pci/controller/pcie-rcar-host.c | 18 +----------------- 1 file changed, 1 insertion(+), 17 deletions(-)