linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
* [PATCHv5 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver.
@ 2019-08-13  6:28 Xiaowei Bao
  2019-08-13  6:28 ` [PATCHv5 2/2] PCI: layerscape: Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately Xiaowei Bao
                   ` (2 more replies)
  0 siblings, 3 replies; 7+ messages in thread
From: Xiaowei Bao @ 2019-08-13  6:28 UTC (permalink / raw)
  To: lorenzo.pieralisi, bhelgaas, minghuan.Lian, mingkai.hu, roy.zang,
	l.stach, kishon, tpiepho, leonard.crestez, andrew.smirnov,
	yue.wang, hayashi.kunihiko, dwmw, jonnyc, linux-pci,
	linux-kernel, linuxppc-dev, linux-arm-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.

 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


^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2019-08-13 11:04 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-08-13  6:28 [PATCHv5 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver Xiaowei Bao
2019-08-13  6:28 ` [PATCHv5 2/2] PCI: layerscape: Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately Xiaowei Bao
2019-08-13  7:30 ` [PATCHv5 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver Kishon Vijay Abraham I
2019-08-13  7:39   ` [EXT] " Xiaowei Bao
2019-08-13  9:51     ` Lorenzo Pieralisi
2019-08-13 10:04 ` Lorenzo Pieralisi
2019-08-13 11:02   ` [EXT] " Xiaowei Bao

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).