linux-kernel - [PATCH v6 07/12] PCI: cadence: Set cdns_pcie_host

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Message-Id: <20240102-j7200-pcie-s2r-v6-7-4656ef6e6d66@bootlin.com>
Date: Wed, 15 May 2024 12:01:08 +0200
From: Thomas Richard <thomas.richard@...tlin.com>
To: Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, Tony Lindgren <tony@...mide.com>, 
 Aaro Koskinen <aaro.koskinen@....fi>, 
 Janusz Krzysztofik <jmkrzyszt@...il.com>, Vignesh R <vigneshr@...com>, 
 Andi Shyti <andi.shyti@...nel.org>, Peter Rosin <peda@...ntia.se>, 
 Lorenzo Pieralisi <lpieralisi@...nel.org>, 
 Krzysztof Wilczyński <kw@...ux.com>, 
 Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>, 
 Siddharth Vadapalli <s-vadapalli@...com>
Cc: linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-omap@...r.kernel.org, linux-i2c@...r.kernel.org, 
 linux-pci@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 gregory.clement@...tlin.com, theo.lebrun@...tlin.com, 
 thomas.petazzoni@...tlin.com, u-kumar1@...com, 
 Thomas Richard <thomas.richard@...tlin.com>
Subject: [PATCH v6 07/12] PCI: cadence: Set cdns_pcie_host_init() global

During the resume sequence of the host, cdns_pcie_host_init() needs to be
called, so set it global.

The dev function parameter is removed, as it isn't used.

Reviewed-by: Siddharth Vadapalli <s-vadapalli@...com>
Signed-off-by: Thomas Richard <thomas.richard@...tlin.com>
---
 drivers/pci/controller/cadence/pcie-cadence-host.c | 5 ++---
 drivers/pci/controller/cadence/pcie-cadence.h      | 6 ++++++
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/pci/controller/cadence/pcie-cadence-host.c b/drivers/pci/controller/cadence/pcie-cadence-host.c
index 93d9922730af..8af95e9da7ce 100644
--- a/drivers/pci/controller/cadence/pcie-cadence-host.c
+++ b/drivers/pci/controller/cadence/pcie-cadence-host.c
@@ -485,8 +485,7 @@ static int cdns_pcie_host_init_address_translation(struct cdns_pcie_rc *rc)
 	return cdns_pcie_host_map_dma_ranges(rc);
 }
 
-static int cdns_pcie_host_init(struct device *dev,
-			       struct cdns_pcie_rc *rc)
+int cdns_pcie_host_init(struct cdns_pcie_rc *rc)
 {
 	int err;
 
@@ -564,7 +563,7 @@ int cdns_pcie_host_setup(struct cdns_pcie_rc *rc)
 	for (bar = RP_BAR0; bar <= RP_NO_BAR; bar++)
 		rc->avail_ib_bar[bar] = true;
 
-	ret = cdns_pcie_host_init(dev, rc);
+	ret = cdns_pcie_host_init(rc);
 	if (ret)
 		return ret;
 
diff --git a/drivers/pci/controller/cadence/pcie-cadence.h b/drivers/pci/controller/cadence/pcie-cadence.h
index 1d37d5f9f811..bb215aeebf20 100644
--- a/drivers/pci/controller/cadence/pcie-cadence.h
+++ b/drivers/pci/controller/cadence/pcie-cadence.h
@@ -522,6 +522,7 @@ static inline bool cdns_pcie_link_up(struct cdns_pcie *pcie)
 
 #ifdef CONFIG_PCIE_CADENCE_HOST
 int cdns_pcie_host_link_setup(struct cdns_pcie_rc *rc);
+int cdns_pcie_host_init(struct cdns_pcie_rc *rc);
 int cdns_pcie_host_setup(struct cdns_pcie_rc *rc);
 void __iomem *cdns_pci_map_bus(struct pci_bus *bus, unsigned int devfn,
 			       int where);
@@ -531,6 +532,11 @@ static inline int cdns_pcie_host_link_setup(struct cdns_pcie_rc *rc)
 	return 0;
 }
 
+static inline int cdns_pcie_host_init(struct cdns_pcie_rc *rc)
+{
+	return 0;
+}
+
 static inline int cdns_pcie_host_setup(struct cdns_pcie_rc *rc)
 {
 	return 0;

-- 
2.39.2