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PCI: tegra: Use bus->sysdata to store and get host private data 

Tegra host driver is using pci_find_host_bridge() to get private data;
this can be easily avoided by using bus->sysdata to store and get private
data removing the pci_find_host_bridge() dependency.

Signed-off-by: Manikanta Maddireddy <mmaddireddy@nvidia.com>
[lorenzo.pieralisi@arm.com: rewrote commit log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Manikanta Maddireddy 2018-01-11 11:38:03 +05:30 committed by Lorenzo Pieralisi
parent bf6681ea53
commit 78243ff0a4
1 changed files with 3 additions and 4 deletions
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7
drivers/pci/host/pci-tegra.c
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@ -379,8 +379,7 @@ static void __iomem *tegra_pcie_map_bus(struct pci_bus *bus,
unsigned int devfn,
int where)
{
struct pci_host_bridge *host = pci_find_host_bridge(bus);
struct tegra_pcie *pcie = pci_host_bridge_priv(host);
struct tegra_pcie *pcie = bus->sysdata;
void __iomem *addr = NULL;
if (bus->number == 0) {
@ -573,8 +572,7 @@ static int tegra_pcie_request_resources(struct tegra_pcie *pcie)
static int tegra_pcie_map_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
{
struct pci_host_bridge *host = pci_find_host_bridge(pdev->bus);
struct tegra_pcie *pcie = pci_host_bridge_priv(host);
struct tegra_pcie *pcie = pdev->bus->sysdata;
int irq;
tegra_cpuidle_pcie_irqs_in_use();
@ -2258,6 +2256,7 @@ static int tegra_pcie_probe(struct platform_device *pdev)
return -ENOMEM;
pcie = pci_host_bridge_priv(host);
host->sysdata = pcie;
pcie->soc = of_device_get_match_data(dev);
INIT_LIST_HEAD(&pcie->ports);