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Message-Id: <20231120084014.108274-3-manivannan.sadhasivam@linaro.org>
Date: Mon, 20 Nov 2023 14:10:14 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: jingoohan1@...il.com, gustavo.pimentel@...opsys.com,
lpieralisi@...nel.org, robh@...nel.org, kw@...ux.com,
bhelgaas@...gle.com
Cc: linux-pci@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-kernel@...r.kernel.org, quic_bjorande@...cinc.com,
fancer.lancer@...il.com, vidyas@...dia.com,
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH v7 2/2] PCI: designware-ep: Move pci_epc_init_notify() inside dw_pcie_ep_init_complete()
Since pci_epc_init_notify() API is getting called right after the
dw_pcie_ep_init_complete() API in the DWC glue drivers, let's move it
inside dw_pcie_ep_init_complete() API as there is no compelling reason to
call it separately.
Co-developed-by: Vidya Sagar <vidyas@...dia.com>
Signed-off-by: Vidya Sagar <vidyas@...dia.com>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
drivers/pci/controller/dwc/pcie-designware-ep.c | 10 ++--------
drivers/pci/controller/dwc/pcie-designware.h | 5 -----
drivers/pci/controller/dwc/pcie-qcom-ep.c | 2 --
drivers/pci/controller/dwc/pcie-tegra194.c | 2 --
4 files changed, 2 insertions(+), 17 deletions(-)
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
index b1c79cd8e25f..63bb99d1c48f 100644
--- a/drivers/pci/controller/dwc/pcie-designware-ep.c
+++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
@@ -22,14 +22,6 @@ void dw_pcie_ep_linkup(struct dw_pcie_ep *ep)
}
EXPORT_SYMBOL_GPL(dw_pcie_ep_linkup);
-void dw_pcie_ep_init_notify(struct dw_pcie_ep *ep)
-{
- struct pci_epc *epc = ep->epc;
-
- pci_epc_init_notify(epc);
-}
-EXPORT_SYMBOL_GPL(dw_pcie_ep_init_notify);
-
struct dw_pcie_ep_func *
dw_pcie_ep_get_func_from_ep(struct dw_pcie_ep *ep, u8 func_no)
{
@@ -784,6 +776,8 @@ int dw_pcie_ep_init_complete(struct dw_pcie_ep *ep)
if (ret)
goto err_cleanup;
+ pci_epc_init_notify(epc);
+
return 0;
err_cleanup:
diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h
index 55ff76e3d384..53bf38989eea 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -578,7 +578,6 @@ static inline void __iomem *dw_pcie_own_conf_map_bus(struct pci_bus *bus,
void dw_pcie_ep_linkup(struct dw_pcie_ep *ep);
int dw_pcie_ep_init(struct dw_pcie_ep *ep);
int dw_pcie_ep_init_complete(struct dw_pcie_ep *ep);
-void dw_pcie_ep_init_notify(struct dw_pcie_ep *ep);
void dw_pcie_ep_exit(struct dw_pcie_ep *ep);
int dw_pcie_ep_raise_legacy_irq(struct dw_pcie_ep *ep, u8 func_no);
int dw_pcie_ep_raise_msi_irq(struct dw_pcie_ep *ep, u8 func_no,
@@ -605,10 +604,6 @@ static inline int dw_pcie_ep_init_complete(struct dw_pcie_ep *ep)
return 0;
}
-static inline void dw_pcie_ep_init_notify(struct dw_pcie_ep *ep)
-{
-}
-
static inline void dw_pcie_ep_exit(struct dw_pcie_ep *ep)
{
}
diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c
index 9e58f055199a..4a8119779a29 100644
--- a/drivers/pci/controller/dwc/pcie-qcom-ep.c
+++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c
@@ -482,8 +482,6 @@ static int qcom_pcie_perst_deassert(struct dw_pcie *pci)
val &= ~PARF_MSTR_AXI_CLK_EN;
writel_relaxed(val, pcie_ep->parf + PARF_MHI_CLOCK_RESET_CTRL);
- dw_pcie_ep_init_notify(&pcie_ep->pci.ep);
-
/* Enable LTSSM */
val = readl_relaxed(pcie_ep->parf + PARF_LTSSM);
val |= BIT(8);
diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c
index 0fe113598ebb..1126d1f5830c 100644
--- a/drivers/pci/controller/dwc/pcie-tegra194.c
+++ b/drivers/pci/controller/dwc/pcie-tegra194.c
@@ -1901,8 +1901,6 @@ static void pex_ep_event_pex_rst_deassert(struct tegra_pcie_dw *pcie)
goto fail_init_complete;
}
- dw_pcie_ep_init_notify(ep);
-
/* Program the private control to allow sending LTR upstream */
if (pcie->of_data->has_ltr_req_fix) {
val = appl_readl(pcie, APPL_LTR_MSG_2);
--
2.25.1
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