From: Vidya Sagar <vidyas@nvidia.com>
To: <jingoohan1@gmail.com>, <gustavo.pimentel@synopsys.com>,
<lorenzo.pieralisi@arm.com>, <andrew.murray@arm.com>,
<bhelgaas@google.com>, <kishon@ti.com>,
<thierry.reding@gmail.com>
Cc: <Jisheng.Zhang@synaptics.com>, <jonathanh@nvidia.com>,
<linux-pci@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<kthota@nvidia.com>, <mmaddireddy@nvidia.com>,
<vidyas@nvidia.com>, <sagar.tv@gmail.com>
Subject: [PATCH V3 4/5] PCI: dwc: Add API to notify core initialization completion
Date: Mon, 17 Feb 2020 17:40:35 +0530 [thread overview]
Message-ID: <20200217121036.3057-5-vidyas@nvidia.com> (raw)
In-Reply-To: <20200217121036.3057-1-vidyas@nvidia.com>
Add a new API dw_pcie_ep_init_notify() to let platform drivers
call it when the core is available for initialization.
Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
---
V3:
* Added Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
V2:
* None
drivers/pci/controller/dwc/pcie-designware-ep.c | 7 +++++++
drivers/pci/controller/dwc/pcie-designware.h | 5 +++++
2 files changed, 12 insertions(+)
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
index 84a102df9f62..dfbb806c25bf 100644
--- a/drivers/pci/controller/dwc/pcie-designware-ep.c
+++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
@@ -19,6 +19,13 @@ void dw_pcie_ep_linkup(struct dw_pcie_ep *ep)
pci_epc_linkup(epc);
}
+void dw_pcie_ep_init_notify(struct dw_pcie_ep *ep)
+{
+ struct pci_epc *epc = ep->epc;
+
+ pci_epc_init_notify(epc);
+}
+
static void __dw_pcie_ep_reset_bar(struct dw_pcie *pci, enum pci_barno bar,
int flags)
{
diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h
index b67b7f756bc2..aa98fbd50807 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -412,6 +412,7 @@ static inline int dw_pcie_allocate_domains(struct pcie_port *pp)
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,
@@ -434,6 +435,10 @@ 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)
{
}
--
2.17.1
next prev parent reply other threads:[~2020-02-17 12:11 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-17 12:10 [PATCH V3 0/5] Add support to defer core initialization Vidya Sagar
2020-02-17 12:10 ` [PATCH V3 1/5] PCI: endpoint: Add core init notifying feature Vidya Sagar
2020-02-17 12:10 ` [PATCH V3 2/5] PCI: dwc: Refactor core initialization code for EP mode Vidya Sagar
2020-02-17 12:10 ` [PATCH V3 3/5] PCI: endpoint: Add notification for core init completion Vidya Sagar
2020-02-17 12:10 ` Vidya Sagar [this message]
2020-02-24 11:32 ` [PATCH V3 4/5] PCI: dwc: Add API to notify core initialization completion Lorenzo Pieralisi
2020-02-24 12:20 ` Vidya Sagar
2020-02-24 14:32 ` Lorenzo Pieralisi
2020-02-24 16:57 ` Vidya Sagar
2020-02-24 17:07 ` Lorenzo Pieralisi
2020-02-17 12:10 ` [PATCH V3 5/5] PCI: pci-epf-test: Add support to defer core initialization Vidya Sagar
2020-02-25 12:08 ` Lorenzo Pieralisi
2020-02-25 18:13 ` Vidya Sagar
2020-02-26 10:07 ` Lorenzo Pieralisi
2020-02-26 11:59 ` Vidya Sagar
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