diff options
| author | Koichiro Den <den@valinux.co.jp> | 2026-02-11 01:03:15 +0900 |
|---|---|---|
| committer | Manivannan Sadhasivam <mani@kernel.org> | 2026-03-21 19:55:47 +0530 |
| commit | f761e0deb4d9ec9d485b9d353aba1a344bc57689 (patch) | |
| tree | 5148a86e1deebac7431fb2bfea72430e9b2b8f58 /drivers/pci/controller | |
| parent | 6de23f81a5e08be8fbf5e8d7e9febc72a5b5f27f (diff) | |
PCI: dwc: rcar-gen4: Mark BAR0 and BAR2 as Resizable BARs in endpoint mode
R-Car Gen4 (S4) endpoint controller implements the PCIe Resizable BAR
capability for BAR0 and BAR2. Advertise them as BAR_RESIZABLE so that EPF
requested BAR sizes are reflected to the host.
Signed-off-by: Koichiro Den <den@valinux.co.jp>
[commit log]
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Niklas Cassel <cassel@kernel.org>
Link: https://patch.msgid.link/20260210160315.2272930-1-den@valinux.co.jp
Diffstat (limited to 'drivers/pci/controller')
| -rw-r--r-- | drivers/pci/controller/dwc/pcie-rcar-gen4.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/controller/dwc/pcie-rcar-gen4.c b/drivers/pci/controller/dwc/pcie-rcar-gen4.c index a6912e85e4dd..3d4a889e38cc 100644 --- a/drivers/pci/controller/dwc/pcie-rcar-gen4.c +++ b/drivers/pci/controller/dwc/pcie-rcar-gen4.c @@ -422,7 +422,9 @@ static int rcar_gen4_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no, static const struct pci_epc_features rcar_gen4_pcie_epc_features = { DWC_EPC_COMMON_FEATURES, .msi_capable = true, + .bar[BAR_0] = { .type = BAR_RESIZABLE, }, .bar[BAR_1] = { .type = BAR_RESERVED, }, + .bar[BAR_2] = { .type = BAR_RESIZABLE, }, .bar[BAR_3] = { .type = BAR_RESERVED, }, .bar[BAR_4] = { .type = BAR_FIXED, .fixed_size = 256 }, .bar[BAR_5] = { .type = BAR_RESERVED, }, |