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path: root/drivers/pci/controller/pcie-rockchip-ep.c
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Diffstat (limited to 'drivers/pci/controller/pcie-rockchip-ep.c')
-rw-r--r--drivers/pci/controller/pcie-rockchip-ep.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c
index 1064b7b06cef..85ea36df2f59 100644
--- a/drivers/pci/controller/pcie-rockchip-ep.c
+++ b/drivers/pci/controller/pcie-rockchip-ep.c
@@ -40,6 +40,10 @@
* @irq_pci_fn: the latest PCI function that has updated the mapping of
* the MSI/INTX IRQ dedicated outbound region.
* @irq_pending: bitmask of asserted INTX IRQs.
+ * @perst_irq: IRQ used for the PERST# signal.
+ * @perst_asserted: True if the PERST# signal was asserted.
+ * @link_up: True if the PCI link is up.
+ * @link_training: Work item to execute PCI link training.
*/
struct rockchip_pcie_ep {
struct rockchip_pcie rockchip;
@@ -784,6 +788,7 @@ static int rockchip_pcie_ep_init_ob_mem(struct rockchip_pcie_ep *ep)
SZ_1M);
if (!ep->irq_cpu_addr) {
dev_err(dev, "failed to reserve memory space for MSI\n");
+ err = -ENOMEM;
goto err_epc_mem_exit;
}