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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:48:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:48:00 +0000
commite313beb668f41d49c10c546180fc02c62ab2cbe3 (patch)
tree154cbe88a0957f3ed27428f536ad06681af563dd /drivers/pci/controller/dwc/pcie-designware-ep.c
parentReleasing progress-linux version 6.7.9-2~progress7.99u1. (diff)
downloadlinux-e313beb668f41d49c10c546180fc02c62ab2cbe3.tar.xz
linux-e313beb668f41d49c10c546180fc02c62ab2cbe3.zip
Merging upstream version 6.7.12.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/pci/controller/dwc/pcie-designware-ep.c')
-rw-r--r--drivers/pci/controller/dwc/pcie-designware-ep.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
index c2630db745..19b6708f60 100644
--- a/drivers/pci/controller/dwc/pcie-designware-ep.c
+++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
@@ -692,8 +692,13 @@ int dw_pcie_ep_init_complete(struct dw_pcie_ep *ep)
nbars = (reg & PCI_REBAR_CTRL_NBAR_MASK) >>
PCI_REBAR_CTRL_NBAR_SHIFT;
+ /*
+ * PCIe r6.0, sec 7.8.6.2 require us to support at least one
+ * size in the range from 1 MB to 512 GB. Advertise support
+ * for 1 MB BAR size only.
+ */
for (i = 0; i < nbars; i++, offset += PCI_REBAR_CTRL)
- dw_pcie_writel_dbi(pci, offset + PCI_REBAR_CAP, 0x0);
+ dw_pcie_writel_dbi(pci, offset + PCI_REBAR_CAP, BIT(4));
}
/*