linux-kernel - [PATCH v16 08/22] PCI: microchip: Change the argument of plda_pcie_setup

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Message-Id: <20240328091835.14797-9-minda.chen@starfivetech.com>
Date: Thu, 28 Mar 2024 17:18:21 +0800
From: Minda Chen <minda.chen@...rfivetech.com>
To: Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Conor Dooley <conor@...nel.org>,
	Krzysztof Wilczyński <kw@...ux.com>,
	Rob Herring <robh+dt@...nel.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Daire McNamara <daire.mcnamara@...rochip.com>,
	Emil Renner Berthing <emil.renner.berthing@...onical.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc: devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	linux-pci@...r.kernel.org,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Mason Huo <mason.huo@...rfivetech.com>,
	Leyfoon Tan <leyfoon.tan@...rfivetech.com>,
	Kevin Xie <kevin.xie@...rfivetech.com>,
	Minda Chen <minda.chen@...rfivetech.com>
Subject: [PATCH v16 08/22] PCI: microchip: Change the argument of plda_pcie_setup_iomems()

If other vendor do not select PCI_HOST_COMMON, the driver data is not
struct pci_host_bridge.

Move calling platform_get_drvdata() to mc_platform_init().

Signed-off-by: Minda Chen <minda.chen@...rfivetech.com>
Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
---
 drivers/pci/controller/plda/pcie-microchip-host.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/pci/controller/plda/pcie-microchip-host.c b/drivers/pci/controller/plda/pcie-microchip-host.c
index 9b367927cd32..805870aed61d 100644
--- a/drivers/pci/controller/plda/pcie-microchip-host.c
+++ b/drivers/pci/controller/plda/pcie-microchip-host.c
@@ -876,11 +876,10 @@ static void plda_pcie_setup_window(void __iomem *bridge_base_addr, u32 index,
 	writel(0, bridge_base_addr + ATR0_PCIE_WIN0_SRC_ADDR);
 }
 
-static int plda_pcie_setup_iomems(struct platform_device *pdev,
+static int plda_pcie_setup_iomems(struct pci_host_bridge *bridge,
 				  struct plda_pcie_rp *port)
 {
 	void __iomem *bridge_base_addr = port->bridge_addr;
-	struct pci_host_bridge *bridge = platform_get_drvdata(pdev);
 	struct resource_entry *entry;
 	u64 pci_addr;
 	u32 index = 1;
@@ -1018,6 +1017,7 @@ static int mc_platform_init(struct pci_config_window *cfg)
 {
 	struct device *dev = cfg->parent;
 	struct platform_device *pdev = to_platform_device(dev);
+	struct pci_host_bridge *bridge = platform_get_drvdata(pdev);
 	void __iomem *bridge_base_addr =
 		port->axi_base_addr + MC_PCIE_BRIDGE_ADDR;
 	int ret;
@@ -1031,7 +1031,7 @@ static int mc_platform_init(struct pci_config_window *cfg)
 	mc_pcie_enable_msi(port, cfg->win);
 
 	/* Configure non-config space outbound ranges */
-	ret = plda_pcie_setup_iomems(pdev, &port->plda);
+	ret = plda_pcie_setup_iomems(bridge, &port->plda);
 	if (ret)
 		return ret;
 
-- 
2.17.1