Thread (67 messages) 67 messages, 4 authors, 2019-07-05

Re: [PATCHv5 08/20] PCI: mobiveil: Use the 1st inbound window for MEM inbound transactions

From: Lorenzo Pieralisi <hidden>
Date: 2019-06-28 16:02:19
Also in: linux-devicetree, linux-pci, lkml

On Fri, Apr 12, 2019 at 08:36:00AM +0000, Z.q. Hou wrote:
From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>

The inbound windows have independent register set against outbound windows.
This patch change the MEM inbound window to the first one.
You mean that windows 0 can be used as well as window 1 for inbound
windows so it is better to opt for window 0 for consistency ?

Lorenzo
quoted hunk ↗ jump to hunk
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Minghuan Lian <Minghuan.Lian@nxp.com>
Reviewed-by: Subrahmanya Lingappa <redacted>
---
V5:
 - Corrected and retouched the subject and changelog.

 drivers/pci/controller/pcie-mobiveil.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
index df71c11b4810..e88afc792a5c 100644
--- a/drivers/pci/controller/pcie-mobiveil.c
+++ b/drivers/pci/controller/pcie-mobiveil.c
@@ -616,7 +616,7 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie)
 			   CFG_WINDOW_TYPE, resource_size(pcie->ob_io_res));
 
 	/* memory inbound translation window */
-	program_ib_windows(pcie, WIN_NUM_1, 0, MEM_WINDOW_TYPE, IB_WIN_SIZE);
+	program_ib_windows(pcie, WIN_NUM_0, 0, MEM_WINDOW_TYPE, IB_WIN_SIZE);
 
 	/* Get the I/O and memory ranges from DT */
 	resource_list_for_each_entry(win, &pcie->resources) {
-- 
2.17.1
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