[PATCHv8 03/12] PCI: designware-ep: Move the function of getting MSI capability forward

From: Zhiqiang Hou
Date: Fri Sep 18 2020 - 04:24:17 EST


From: Xiaowei Bao <xiaowei.bao@xxxxxxx>

Move the function of getting MSI capability to the front of init
function, because the init function of the EP platform driver will use
the return value by the function of getting MSI capability.

Signed-off-by: Xiaowei Bao <xiaowei.bao@xxxxxxx>
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>
Reviewed-by: Andrew Murray <andrew.murray@xxxxxxx>
---
V8:
- No change.

drivers/pci/controller/dwc/pcie-designware-ep.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
index 5ae87e8ffb85..25767a334259 100644
--- a/drivers/pci/controller/dwc/pcie-designware-ep.c
+++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
@@ -582,10 +582,6 @@ int dw_pcie_ep_init_complete(struct dw_pcie_ep *ep)
return -EIO;
}

- ep->msi_cap = dw_pcie_find_capability(pci, PCI_CAP_ID_MSI);
-
- ep->msix_cap = dw_pcie_find_capability(pci, PCI_CAP_ID_MSIX);
-
offset = dw_pcie_ep_find_ext_capability(pci, PCI_EXT_CAP_ID_REBAR);

dw_pcie_dbi_ro_wr_en(pci);
@@ -677,6 +673,10 @@ int dw_pcie_ep_init(struct dw_pcie_ep *ep)
if (ret < 0)
epc->max_functions = 1;

+ ep->msi_cap = dw_pcie_find_capability(pci, PCI_CAP_ID_MSI);
+
+ ep->msix_cap = dw_pcie_find_capability(pci, PCI_CAP_ID_MSIX);
+
if (ep->ops->ep_init)
ep->ops->ep_init(ep);

--
2.17.1