diff options
Diffstat (limited to 'drivers/pci/controller/dwc/pcie-designware-ep.c')
| -rw-r--r-- | drivers/pci/controller/dwc/pcie-designware-ep.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c index 2e91222f7c98..627c4b69878c 100644 --- a/drivers/pci/controller/dwc/pcie-designware-ep.c +++ b/drivers/pci/controller/dwc/pcie-designware-ep.c @@ -184,8 +184,9 @@ static int dw_pcie_ep_outbound_atu(struct dw_pcie_ep *ep, u8 func_no, phys_addr_t phys_addr, u64 pci_addr, size_t size) { - u32 free_win; struct dw_pcie *pci = to_dw_pcie_from_ep(ep); + u32 free_win; + int ret; free_win = find_first_zero_bit(ep->ob_window_map, pci->num_ob_windows); if (free_win >= pci->num_ob_windows) { @@ -193,8 +194,10 @@ static int dw_pcie_ep_outbound_atu(struct dw_pcie_ep *ep, u8 func_no, return -EINVAL; } - dw_pcie_prog_ep_outbound_atu(pci, func_no, free_win, PCIE_ATU_TYPE_MEM, - phys_addr, pci_addr, size); + ret = dw_pcie_prog_ep_outbound_atu(pci, func_no, free_win, PCIE_ATU_TYPE_MEM, + phys_addr, pci_addr, size); + if (ret) + return ret; set_bit(free_win, ep->ob_window_map); ep->outbound_addr[free_win] = phys_addr; |