linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
* [PATCHv6 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver.
@ 2019-08-14  2:03 Xiaowei Bao
  2019-08-14  2:03 ` [PATCHv6 2/2] PCI: layerscape: Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately Xiaowei Bao
  2019-08-14  9:29 ` [PATCHv6 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver Lorenzo Pieralisi
  0 siblings, 2 replies; 5+ messages in thread
From: Xiaowei Bao @ 2019-08-14  2:03 UTC (permalink / raw)
  To: minghuan.Lian, mingkai.hu, roy.zang, lorenzo.pieralisi, bhelgaas,
	linuxppc-dev, linux-pci, linux-arm-kernel, linux-kernel
  Cc: Xiaowei Bao

The PCIe controller of layerscape just have 4 BARs, BAR0 and BAR1
is 32bit, BAR2 and BAR4 is 64bit, this is determined by hardware,
so set the bar_fixed_64bit with 0x14.

Signed-off-by: Xiaowei Bao <xiaowei.bao@nxp.com>
---
v2:
 - Replace value 0x14 with a macro.
v3:
 - No change.
v4:
 - send the patch again with '--to'.
v5:
 - fix the commit message.
v6:
 - remove the [EXT] tag of the $SUBJECT in email.

 drivers/pci/controller/dwc/pci-layerscape-ep.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c
index be61d96..ca9aa45 100644
--- a/drivers/pci/controller/dwc/pci-layerscape-ep.c
+++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c
@@ -44,6 +44,7 @@ static const struct pci_epc_features ls_pcie_epc_features = {
 	.linkup_notifier = false,
 	.msi_capable = true,
 	.msix_capable = false,
+	.bar_fixed_64bit = (1 << BAR_2) | (1 << BAR_4),
 };
 
 static const struct pci_epc_features*
-- 
2.9.5


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2019-08-14 10:11 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-08-14  2:03 [PATCHv6 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver Xiaowei Bao
2019-08-14  2:03 ` [PATCHv6 2/2] PCI: layerscape: Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately Xiaowei Bao
2019-08-14  9:29 ` [PATCHv6 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver Lorenzo Pieralisi
2019-08-14  9:48   ` Xiaowei Bao
2019-08-14 10:11     ` Lorenzo Pieralisi

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).