diff mbox

[net-next,2/5] net: sh_eth: change the condition of initialization

Message ID 4F3C7E10.3060905@renesas.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Yoshihiro Shimoda Feb. 16, 2012, 3:54 a.m. UTC
The SH7757 has 2 Fast Ethernet and 2 Gigabit Ethernet, and the first
Gigabit channel needs the initialization. So, this patch adds the
parameter of "needs_init", and if the sh_eth_plat_data is set it
to 1, the driver will initialize the channel.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 drivers/net/ethernet/renesas/sh_eth.c |    4 ++--
 include/linux/sh_eth.h                |    1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

Comments

David Miller Feb. 16, 2012, 10:08 p.m. UTC | #1
From: "Shimoda, Yoshihiro" <yoshihiro.shimoda.uh@renesas.com>
Date: Thu, 16 Feb 2012 12:54:56 +0900

> The SH7757 has 2 Fast Ethernet and 2 Gigabit Ethernet, and the first
> Gigabit channel needs the initialization. So, this patch adds the
> parameter of "needs_init", and if the sh_eth_plat_data is set it
> to 1, the driver will initialize the channel.
> 
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

Applied.
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diff mbox

Patch

diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 8f53b5a..5a5afbc 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -1859,8 +1859,8 @@  static int sh_eth_drv_probe(struct platform_device *pdev)
 	/* read and set MAC address */
 	read_mac_address(ndev, pd->mac_addr);

-	/* First device only init */
-	if (!devno) {
+	/* initialize first or needed device */
+	if (!devno || pd->needs_init) {
 		if (mdp->cd->tsu) {
 			struct resource *rtsu;
 			rtsu = platform_get_resource(pdev, IORESOURCE_MEM, 1);
diff --git a/include/linux/sh_eth.h b/include/linux/sh_eth.h
index 2076acf..b17d765 100644
--- a/include/linux/sh_eth.h
+++ b/include/linux/sh_eth.h
@@ -20,6 +20,7 @@  struct sh_eth_plat_data {
 	unsigned char mac_addr[6];
 	unsigned no_ether_link:1;
 	unsigned ether_link_active_low:1;
+	unsigned needs_init:1;
 };

 #endif