Commit 6bfc9c3a authored Sep 18, 2020 by Xiaowei Bao Committed by Lorenzo Pieralisi Sep 21, 2020

PCI: designware-ep: Move the function of getting MSI capability forward

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.

Link: https://lore.kernel.org/r/20200918080024.13639-4-Zhiqiang.Hou@nxp.com


Signed-off-by: Xiaowei Bao <xiaowei.bao@nxp.com>
Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Andrew Murray <andrew.murray@arm.com>

parent 2f7f7001

drivers/pci/controller/dwc/pcie-designware-ep.c

+4 −4

Original line number	Diff line number	Diff line
		@@ -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);