[PATCH v2 2/6] stmmac: pci: Use stmmac_pci_info for all devices

[Jan Kiszka]

Make stmmac_default_data compatible with stmmac_pci_info.setup and use
an info structure for all devices. This allows to make the probing more
regular.

Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c | 33 +++++++++++++++---------
 1 file changed, 21 insertions(+), 12 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c 
b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index 0efe42659a37..9aca14f8b55e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -100,7 +100,9 @@ static void common_default_data(struct plat_stmmacenet_data 
*plat)
        plat->rx_queues_cfg[0].pkt_route = 0x0;
 }
 
-static void stmmac_default_data(struct plat_stmmacenet_data *plat)
+static int stmmac_default_data(struct pci_dev *pdev,
+                              struct plat_stmmacenet_data *plat,
+                              const struct stmmac_pci_info *info)
 {
        /* Set common default data first */
        common_default_data(plat);
@@ -112,8 +114,14 @@ static void stmmac_default_data(struct 
plat_stmmacenet_data *plat)
        plat->dma_cfg->pbl = 32;
        plat->dma_cfg->pblx8 = true;
        /* TODO: AXI */
+
+       return 0;
 }
 
+static const struct stmmac_pci_info stmmac_pci_info = {
+       .setup = stmmac_default_data,
+};
+
 static int quark_default_data(struct pci_dev *pdev,
                              struct plat_stmmacenet_data *plat,
                              const struct stmmac_pci_info *info)
@@ -236,14 +244,9 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
 
        pci_set_master(pdev);
 
-       if (info) {
-               if (info->setup) {
-                       ret = info->setup(pdev, plat, info);
-                       if (ret)
-                               return ret;
-               }
-       } else
-               stmmac_default_data(plat);
+       ret = info->setup(pdev, plat, info);
+       if (ret)
+               return ret;
 
        pci_enable_msi(pdev);
 
@@ -273,10 +276,16 @@ static SIMPLE_DEV_PM_OPS(stmmac_pm_ops, stmmac_suspend, 
stmmac_resume);
 #define STMMAC_QUARK_ID  0x0937
 #define STMMAC_DEVICE_ID 0x1108
 
+#define STMMAC_DEVICE(vendor_id, dev_id, info) {       \
+       PCI_DEVICE(vendor_id, dev_id),                  \
+       .driver_data = (kernel_ulong_t)&info            \
+       }
+
 static const struct pci_device_id stmmac_id_table[] = {
-       {PCI_DEVICE(STMMAC_VENDOR_ID, STMMAC_DEVICE_ID)},
-       {PCI_DEVICE(PCI_VENDOR_ID_STMICRO, PCI_DEVICE_ID_STMICRO_MAC)},
-       {PCI_VDEVICE(INTEL, STMMAC_QUARK_ID), (kernel_ulong_t)&quark_pci_info},
+       STMMAC_DEVICE(STMMAC_VENDOR_ID, STMMAC_DEVICE_ID, stmmac_pci_info),
+       STMMAC_DEVICE(PCI_VENDOR_ID_STMICRO, PCI_DEVICE_ID_STMICRO_MAC,
+                     stmmac_pci_info),
+       STMMAC_DEVICE(PCI_VENDOR_ID_INTEL, STMMAC_QUARK_ID, quark_pci_info),
        {}
 };
 
-- 
2.12.0