[PATCH v4 1/9] PCI: dw-rockchip: Rename rockchip_pcie_get_ltssm function

Sebastian Reichel
2025-10-29T17:57:24Z

Rename rockchip_pcie_get_ltssm to rockchip_pcie_get_ltssm_status_reg
to avoid confusion after introducing the .get_ltssm operation support,
which requires further processing of the register.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
---
drivers/pci/controller/dwc/pcie-dw-rockchip.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-dw-rockchip.c b/drivers/pci/controller/dwc/pcie-dw-rockchip.c
index 3e2752c7dd09..58427db1cc65 100644
--- a/drivers/pci/controller/dwc/pcie-dw-rockchip.c
+++ b/drivers/pci/controller/dwc/pcie-dw-rockchip.c
@@ -175,7 +175,7 @@ static int rockchip_pcie_init_irq_domain(struct rockchip_pcie *rockchip)
return 0;
}

-static u32 rockchip_pcie_get_ltssm(struct rockchip_pcie *rockchip)
+static u32 rockchip_pcie_get_ltssm_status_reg(struct rockchip_pcie *rockchip)
{
return rockchip_pcie_readl_apb(rockchip, PCIE_CLIENT_LTSSM_STATUS);
}
@@ -195,7 +195,7 @@ static void rockchip_pcie_disable_ltssm(struct rockchip_pcie *rockchip)
static bool rockchip_pcie_link_up(struct dw_pcie *pci)
{
struct rockchip_pcie *rockchip = to_rockchip_pcie(pci);
- u32 val = rockchip_pcie_get_ltssm(rockchip);
+ u32 val = rockchip_pcie_get_ltssm_status_reg(rockchip);

return FIELD_GET(PCIE_LINKUP_MASK, val) == PCIE_LINKUP;
}
@@ -460,7 +460,7 @@ static irqreturn_t rockchip_pcie_rc_sys_irq_thread(int irq, void *arg)
rockchip_pcie_writel_apb(rockchip, reg, PCIE_CLIENT_INTR_STATUS_MISC);

dev_dbg(dev, "PCIE_CLIENT_INTR_STATUS_MISC: %#x\n", reg);
- dev_dbg(dev, "LTSSM_STATUS: %#x\n", rockchip_pcie_get_ltssm(rockchip));
+ dev_dbg(dev, "LTSSM_STATUS: %#x\n", rockchip_pcie_get_ltssm_status_reg(rockchip));

if (reg & PCIE_RDLH_LINK_UP_CHGED) {
if (rockchip_pcie_link_up(pci)) {
@@ -487,7 +487,7 @@ static irqreturn_t rockchip_pcie_ep_sys_irq_thread(int irq, void *arg)
rockchip_pcie_writel_apb(rockchip, reg, PCIE_CLIENT_INTR_STATUS_MISC);

dev_dbg(dev, "PCIE_CLIENT_INTR_STATUS_MISC: %#x\n", reg);
- dev_dbg(dev, "LTSSM_STATUS: %#x\n", rockchip_pcie_get_ltssm(rockchip));
+ dev_dbg(dev, "LTSSM_STATUS: %#x\n", rockchip_pcie_get_ltssm_status_reg(rockchip));

if (reg & PCIE_LINK_REQ_RST_NOT_INT) {
dev_dbg(dev, "hot reset or link-down reset\n");

--
2.51.0