diff options
Diffstat (limited to 'drivers/pci/host/pcie-designware.c')
| -rw-r--r-- | drivers/pci/host/pcie-designware.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index 12afce19890b..ee64f9755ea6 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -14,7 +14,6 @@ #include <linux/irq.h> #include <linux/irqdomain.h> #include <linux/kernel.h> -#include <linux/module.h> #include <linux/msi.h> #include <linux/of_address.h> #include <linux/of_pci.h> @@ -436,7 +435,7 @@ int dw_pcie_host_init(struct pcie_port *pp) struct resource *cfg_res; int i, ret; LIST_HEAD(res); - struct resource_entry *win; + struct resource_entry *win, *tmp; cfg_res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "config"); if (cfg_res) { @@ -457,17 +456,20 @@ int dw_pcie_host_init(struct pcie_port *pp) goto error; /* Get the I/O and memory ranges from DT */ - resource_list_for_each_entry(win, &res) { + resource_list_for_each_entry_safe(win, tmp, &res) { switch (resource_type(win->res)) { case IORESOURCE_IO: - pp->io = win->res; - pp->io->name = "I/O"; - pp->io_size = resource_size(pp->io); - pp->io_bus_addr = pp->io->start - win->offset; - ret = pci_remap_iospace(pp->io, pp->io_base); - if (ret) + ret = pci_remap_iospace(win->res, pp->io_base); + if (ret) { dev_warn(pp->dev, "error %d: failed to map resource %pR\n", - ret, pp->io); + ret, win->res); + resource_list_destroy_entry(win); + } else { + pp->io = win->res; + pp->io->name = "I/O"; + pp->io_size = resource_size(pp->io); + pp->io_bus_addr = pp->io->start - win->offset; + } break; case IORESOURCE_MEM: pp->mem = win->res; @@ -802,7 +804,3 @@ void dw_pcie_setup_rc(struct pcie_port *pp) val |= PORT_LOGIC_SPEED_CHANGE; dw_pcie_wr_own_conf(pp, PCIE_LINK_WIDTH_SPEED_CONTROL, 4, val); } - -MODULE_AUTHOR("Jingoo Han <jg1.han@samsung.com>"); -MODULE_DESCRIPTION("Designware PCIe host controller driver"); -MODULE_LICENSE("GPL v2"); |