bcm63xx: update patches with upstream submissions

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@36407 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 118 insertions, 0 deletions

diff --git a/target/linux/brcm63xx/patches-3.8/019-bcm63xx_enet-use-managed-io-memory-allocations.patch b/target/linux/brcm63xx/patches-3.8/019-bcm63xx_enet-use-managed-io-memory-allocations.patch
new file mode 100644
index 000000000..717bcab5c
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.8/019-bcm63xx_enet-use-managed-io-memory-allocations.patch
@@ -0,0 +1,118 @@
+From 80b0356aea30e9fc9e075d31c2bf37e7cbfea8c9 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Sun, 10 Mar 2013 13:59:55 +0100
+Subject: [PATCH 1/3] bcm63xx_enet: use managed io memory allocations
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ drivers/net/ethernet/broadcom/bcm63xx_enet.c |   43 +++++---------------------
+ 1 file changed, 7 insertions(+), 36 deletions(-)
+
+--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
++++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+@@ -1620,7 +1620,6 @@ static int bcm_enet_probe(struct platfor
+ 	struct resource *res_mem, *res_irq, *res_irq_rx, *res_irq_tx;
+ 	struct mii_bus *bus;
+ 	const char *clk_name;
+-	unsigned int iomem_size;
+ 	int i, ret;
+ 
+ 	/* stop if shared driver failed, assume driver->probe will be
+@@ -1645,17 +1644,12 @@ static int bcm_enet_probe(struct platfor
+ 	if (ret)
+ 		goto out;
+ 
+-	iomem_size = resource_size(res_mem);
+-	if (!request_mem_region(res_mem->start, iomem_size, "bcm63xx_enet")) {
+-		ret = -EBUSY;
+-		goto out;
+-	}
+-
+-	priv->base = ioremap(res_mem->start, iomem_size);
++	priv->base = devm_request_and_ioremap(&pdev->dev, res_mem);
+ 	if (priv->base == NULL) {
+ 		ret = -ENOMEM;
+-		goto out_release_mem;
++		goto out;
+ 	}
++
+ 	dev->irq = priv->irq = res_irq->start;
+ 	priv->irq_rx = res_irq_rx->start;
+ 	priv->irq_tx = res_irq_tx->start;
+@@ -1675,7 +1669,7 @@ static int bcm_enet_probe(struct platfor
+ 	priv->mac_clk = clk_get(&pdev->dev, clk_name);
+ 	if (IS_ERR(priv->mac_clk)) {
+ 		ret = PTR_ERR(priv->mac_clk);
+-		goto out_unmap;
++		goto out;
+ 	}
+ 	clk_enable(priv->mac_clk);
+ 
+@@ -1815,12 +1809,6 @@ out_uninit_hw:
+ out_put_clk_mac:
+ 	clk_disable(priv->mac_clk);
+ 	clk_put(priv->mac_clk);
+-
+-out_unmap:
+-	iounmap(priv->base);
+-
+-out_release_mem:
+-	release_mem_region(res_mem->start, iomem_size);
+ out:
+ 	free_netdev(dev);
+ 	return ret;
+@@ -1834,7 +1822,6 @@ static int bcm_enet_remove(struct platfo
+ {
+ 	struct bcm_enet_priv *priv;
+ 	struct net_device *dev;
+-	struct resource *res;
+ 
+ 	/* stop netdevice */
+ 	dev = platform_get_drvdata(pdev);
+@@ -1857,11 +1844,6 @@ static int bcm_enet_remove(struct platfo
+ 				       bcm_enet_mdio_write_mii);
+ 	}
+ 
+-	/* release device resources */
+-	iounmap(priv->base);
+-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+-	release_mem_region(res->start, resource_size(res));
+-
+ 	/* disable hw block clocks */
+ 	if (priv->phy_clk) {
+ 		clk_disable(priv->phy_clk);
+@@ -1890,31 +1872,20 @@ struct platform_driver bcm63xx_enet_driv
+ static int bcm_enet_shared_probe(struct platform_device *pdev)
+ {
+ 	struct resource *res;
+-	unsigned int iomem_size;
+ 
+ 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ 	if (!res)
+ 		return -ENODEV;
+ 
+-	iomem_size = resource_size(res);
+-	if (!request_mem_region(res->start, iomem_size, "bcm63xx_enet_dma"))
+-		return -EBUSY;
+-
+-	bcm_enet_shared_base = ioremap(res->start, iomem_size);
+-	if (!bcm_enet_shared_base) {
+-		release_mem_region(res->start, iomem_size);
++	bcm_enet_shared_base = devm_request_and_ioremap(&pdev->dev, res);
++	if (!bcm_enet_shared_base)
+ 		return -ENOMEM;
+-	}
++
+ 	return 0;
+ }
+ 
+ static int bcm_enet_shared_remove(struct platform_device *pdev)
+ {
+-	struct resource *res;
+-
+-	iounmap(bcm_enet_shared_base);
+-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+-	release_mem_region(res->start, resource_size(res));
+ 	return 0;
+ }
+