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PCI: Remove unnecessary check of device_type == pci

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PCI host drivers have already matched on compatible strings, so checking
device_type is redundant. Also, device_type is considered deprecated for
FDT though we've still been requiring it for PCI hosts as it is useful
for finding PCI buses.

Signed-off-by: Rob Herring <robh@kernel.org>
[lorenzo.pieralisi@arm.com: reformatted the log]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Alan Douglas <adouglas@cadence.com>
Acked-by: Subrahmaya Lingappa <l.subrahmanya@mobiveil.co.in>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Alan Douglas <adouglas@cadence.com>
Cc: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: linux-pci@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
This commit is contained in:
Rob Herring 2018-08-29 13:34:40 -05:00 • committed by Lorenzo Pieralisi
parent 7876320f88
commit de17c52002
5 changed files with 0 additions and 38 deletions
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8
drivers/pci/controller/pci-host-common.c
View file

@ -58,9 +58,7 @@ err_out:
int pci_host_common_probe(struct platform_device *pdev,
struct pci_ecam_ops *ops)
{
const char *type;
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
struct pci_host_bridge *bridge;
struct pci_config_window *cfg;
struct list_head resources;
@ -70,12 +68,6 @@ int pci_host_common_probe(struct platform_device *pdev,
if (!bridge)
return -ENOMEM;
type = of_get_property(np, "device_type", NULL);
if (!type || strcmp(type, "pci")) {
dev_err(dev, "invalid \"device_type\" %s\n", type);
return -EINVAL;
}
of_pci_check_probe_only();
/* Parse and map our Configuration Space windows */