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path: root/drivers/pci/controller/dwc/pci-meson.c
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Diffstat (limited to 'drivers/pci/controller/dwc/pci-meson.c')
-rw-r--r--drivers/pci/controller/dwc/pci-meson.c24
1 files changed, 9 insertions, 15 deletions
diff --git a/drivers/pci/controller/dwc/pci-meson.c b/drivers/pci/controller/dwc/pci-meson.c
index 10d65b3093e4..41a3351b100b 100644
--- a/drivers/pci/controller/dwc/pci-meson.c
+++ b/drivers/pci/controller/dwc/pci-meson.c
@@ -231,7 +231,7 @@ static void meson_pcie_assert_reset(struct meson_pcie *mp)
gpiod_set_value_cansleep(mp->reset_gpio, 0);
}
-static void meson_pcie_init_dw(struct meson_pcie *mp)
+static void meson_pcie_ltssm_enable(struct meson_pcie *mp)
{
u32 val;
@@ -289,20 +289,14 @@ static void meson_set_max_rd_req_size(struct meson_pcie *mp, int size)
dw_pcie_writel_dbi(pci, offset + PCI_EXP_DEVCTL, val);
}
-static int meson_pcie_establish_link(struct meson_pcie *mp)
+static int meson_pcie_start_link(struct dw_pcie *pci)
{
- struct dw_pcie *pci = &mp->pci;
- struct pcie_port *pp = &pci->pp;
-
- meson_pcie_init_dw(mp);
- meson_set_max_payload(mp, MAX_PAYLOAD_SIZE);
- meson_set_max_rd_req_size(mp, MAX_READ_REQ_SIZE);
-
- dw_pcie_setup_rc(pp);
+ struct meson_pcie *mp = to_meson_pcie(pci);
+ meson_pcie_ltssm_enable(mp);
meson_pcie_assert_reset(mp);
- return dw_pcie_wait_for_link(pci);
+ return 0;
}
static int meson_pcie_rd_own_conf(struct pci_bus *bus, u32 devfn,
@@ -380,14 +374,13 @@ static int meson_pcie_host_init(struct pcie_port *pp)
{
struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
struct meson_pcie *mp = to_meson_pcie(pci);
- int ret;
pp->bridge->ops = &meson_pci_ops;
- ret = meson_pcie_establish_link(mp);
- if (ret)
- return ret;
+ meson_set_max_payload(mp, MAX_PAYLOAD_SIZE);
+ meson_set_max_rd_req_size(mp, MAX_READ_REQ_SIZE);
+ dw_pcie_setup_rc(pp);
dw_pcie_msi_init(pp);
return 0;
@@ -418,6 +411,7 @@ static int meson_add_pcie_port(struct meson_pcie *mp,
static const struct dw_pcie_ops dw_pcie_ops = {
.link_up = meson_pcie_link_up,
+ .start_link = meson_pcie_start_link,
};
static int meson_pcie_probe(struct platform_device *pdev)