openwrt/target/linux/bcm53xx/patches-3.18/810-USB-bcma-make-helper-creating-platform-dev-more-gene.patch

From 5b4fed9fc917cc2bfc5297eeab03aeba5d340618 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Tue, 16 Jun 2015 12:33:46 +0200
Subject: [PATCH] USB: bcma: make helper creating platform dev more generic
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Having "bool ohci" argument bounded us to two cases only and didn't
allow re-using this code for XHCI.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
 drivers/usb/host/bcma-hcd.c | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

--- a/drivers/usb/host/bcma-hcd.c
+++ b/drivers/usb/host/bcma-hcd.c
@@ -249,7 +249,10 @@ static const struct usb_ehci_pdata ehci_
 static const struct usb_ohci_pdata ohci_pdata = {
 };
 
-static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev, bool ohci, u32 addr)
+static struct platform_device *bcma_hcd_create_pdev(struct bcma_device *dev,
+						    const char *name, u32 addr,
+						    const void *data,
+						    size_t size)
 {
 	struct platform_device *hci_dev;
 	struct resource hci_res[2];
@@ -264,8 +267,7 @@ static struct platform_device *bcma_hcd_
 	hci_res[1].start = dev->irq;
 	hci_res[1].flags = IORESOURCE_IRQ;
 
-	hci_dev = platform_device_alloc(ohci ? "ohci-platform" :
-					"ehci-platform" , 0);
+	hci_dev = platform_device_alloc(name, 0);
 	if (!hci_dev)
 		return ERR_PTR(-ENOMEM);
 
@@ -276,12 +278,8 @@ static struct platform_device *bcma_hcd_
 					    ARRAY_SIZE(hci_res));
 	if (ret)
 		goto err_alloc;
-	if (ohci)
-		ret = platform_device_add_data(hci_dev, &ohci_pdata,
-					       sizeof(ohci_pdata));
-	else
-		ret = platform_device_add_data(hci_dev, &ehci_pdata,
-					       sizeof(ehci_pdata));
+	if (data)
+		ret = platform_device_add_data(hci_dev, data, size);
 	if (ret)
 		goto err_alloc;
 	ret = platform_device_add(hci_dev);
@@ -334,11 +332,15 @@ static int bcma_hcd_probe(struct bcma_de
 	    && chipinfo->rev == 0)
 		ohci_addr = 0x18009000;
 
-	usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, true, ohci_addr);
+	usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, "ohci-platform",
+						 ohci_addr, &ohci_pdata,
+						 sizeof(ohci_pdata));
 	if (IS_ERR(usb_dev->ohci_dev))
 		return PTR_ERR(usb_dev->ohci_dev);
 
-	usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, false, dev->addr);
+	usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, "ehci-platform",
+						 dev->addr, &ehci_pdata,
+						 sizeof(ehci_pdata));
 	if (IS_ERR(usb_dev->ehci_dev)) {
 		err = PTR_ERR(usb_dev->ehci_dev);
 		goto err_unregister_ohci_dev;