PCI: artpec6: Prefer of_device_get_match_data()

The artpec6 driver only needs the device data, not the whole struct
of_device_id.  Use of_device_get_match_data() instead of of_match_device().
No functional change intended.

[bhelgaas: commit log]
Link: https://lore.kernel.org/r/20211223011054.1227810-3-helgaas@kernel.org
Signed-off-by: Fan Fei <ffclaire1224@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>

diff --git a/drivers/pci/controller/dwc/pcie-artpec6.c b/drivers/pci/controller/dwc/pcie-artpec6.c
index c91fc19..2f15441 100644 (file)
--- a/drivers/pci/controller/dwc/pcie-artpec6.c
+++ b/drivers/pci/controller/dwc/pcie-artpec6.c
@@ -380,17 +380,15 @@ static int artpec6_pcie_probe(struct platform_device *pdev)
        struct dw_pcie *pci;
        struct artpec6_pcie *artpec6_pcie;
        int ret;
-       const struct of_device_id *match;
        const struct artpec_pcie_of_data *data;
        enum artpec_pcie_variants variant;
        enum dw_pcie_device_mode mode;
        u32 val;
 
-       match = of_match_device(artpec6_pcie_of_match, dev);
-       if (!match)
+       data = of_device_get_match_data(dev);
+       if (!data)
                return -EINVAL;
 
-       data = (struct artpec_pcie_of_data *)match->data;
        variant = (enum artpec_pcie_variants)data->variant;
        mode = (enum dw_pcie_device_mode)data->mode;