add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/bcma/main.c
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@@ -223,8 +223,8 @@
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 			mips_irq = bcma_core_mips_irq(core);
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 			return mips_irq <= 4 ? mips_irq + 2 : 0;
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 		}
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-		if (bus->host_pdev)
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-			return bcma_of_get_irq(&bus->host_pdev->dev, core, num);
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+		if (bus->dev)
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+			return bcma_of_get_irq(bus->dev, core, num);
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 		return 0;
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 	case BCMA_HOSTTYPE_SDIO:
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 		return 0;
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@@ -240,18 +240,18 @@
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 	core->dev.release = bcma_release_core_dev;
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 	core->dev.bus = &bcma_bus_type;
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 	dev_set_name(&core->dev, "bcma%d:%d", bus->num, core->core_index);
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-	core->dev.parent = bcma_bus_get_host_dev(bus);
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-	if (core->dev.parent)
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-		bcma_of_fill_device(core->dev.parent, core);
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+	core->dev.parent = bus->dev;
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+	if (bus->dev)
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+		bcma_of_fill_device(bus->dev, core);
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 	switch (bus->hosttype) {
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 	case BCMA_HOSTTYPE_PCI:
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-		core->dma_dev = &bus->host_pci->dev;
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+		core->dma_dev = bus->dev;
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 		core->irq = bus->host_pci->irq;
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 		break;
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 	case BCMA_HOSTTYPE_SOC:
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-		if (IS_ENABLED(CONFIG_OF) && bus->host_pdev) {
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-			core->dma_dev = &bus->host_pdev->dev;
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+		if (IS_ENABLED(CONFIG_OF) && bus->dev) {
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+			core->dma_dev = bus->dev;
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 		} else {
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 			core->dev.dma_mask = &core->dev.coherent_dma_mask;
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 			core->dma_dev = &core->dev;
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@@ -260,28 +260,6 @@
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 	case BCMA_HOSTTYPE_SDIO:
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 		break;
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 	}
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-}
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-
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-struct device *bcma_bus_get_host_dev(struct bcma_bus *bus)
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-{
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-	switch (bus->hosttype) {
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-	case BCMA_HOSTTYPE_PCI:
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-		if (bus->host_pci)
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-			return &bus->host_pci->dev;
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-		else
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-			return NULL;
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-	case BCMA_HOSTTYPE_SOC:
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-		if (bus->host_pdev)
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-			return &bus->host_pdev->dev;
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-		else
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-			return NULL;
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-	case BCMA_HOSTTYPE_SDIO:
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-		if (bus->host_sdio)
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-			return &bus->host_sdio->dev;
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-		else
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-			return NULL;
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-	}
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-	return NULL;
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 }
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 void bcma_init_bus(struct bcma_bus *bus)
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@@ -402,7 +380,6 @@
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 {
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 	int err;
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 	struct bcma_device *core;
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-	struct device *dev;
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 	/* Scan for devices (cores) */
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 	err = bcma_bus_scan(bus);
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@@ -425,10 +402,8 @@
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 		bcma_core_pci_early_init(&bus->drv_pci[0]);
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 	}
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-	dev = bcma_bus_get_host_dev(bus);
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-	if (dev) {
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-		of_platform_default_populate(dev->of_node, NULL, dev);
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-	}
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+	if (bus->dev)
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+		of_platform_default_populate(bus->dev->of_node, NULL, bus->dev);
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 	/* Cores providing flash access go before SPROM init */
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 	list_for_each_entry(core, &bus->cores, list) {