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authorEugene Konev <ejka@imfi.kspu.ru>2007-10-24 10:42:03 +0800
committerJeff Garzik <jeff@garzik.org>2007-10-25 03:31:15 -0400
commitb88219f8a2028a1ca2dd17aa7c9d9b643615646e (patch)
treea158d226dc96187556fc663cb9605061df4bffb2 /drivers/net/cpmac.c
parent67d129d14da1555bb3eaca754f6f81c02cacbe0e (diff)
cpmac: update to new fixed phy driver interface
Use fixed_mdio_get_phydev for obtaining fixed phy instances and adopt to changed fixed phy device naming. Signed-off-by: Eugene Konev <ejka@imfi.kspu.ru> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/cpmac.c')
-rw-r--r--drivers/net/cpmac.c64
1 files changed, 46 insertions, 18 deletions
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c
index 486c82b2dab..6fd95a2c8ce 100644
--- a/drivers/net/cpmac.c
+++ b/drivers/net/cpmac.c
@@ -34,6 +34,7 @@
#include <linux/skbuff.h>
#include <linux/mii.h>
#include <linux/phy.h>
+#include <linux/phy_fixed.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <asm/gpio.h>
@@ -847,6 +848,15 @@ static void cpmac_adjust_link(struct net_device *dev)
spin_unlock(&priv->lock);
}
+static int cpmac_link_update(struct net_device *dev,
+ struct fixed_phy_status *status)
+{
+ status->link = 1;
+ status->speed = 100;
+ status->duplex = 1;
+ return 0;
+}
+
static int cpmac_open(struct net_device *dev)
{
int i, size, res;
@@ -855,15 +865,6 @@ static int cpmac_open(struct net_device *dev)
struct cpmac_desc *desc;
struct sk_buff *skb;
- priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link,
- 0, PHY_INTERFACE_MODE_MII);
- if (IS_ERR(priv->phy)) {
- if (netif_msg_drv(priv))
- printk(KERN_ERR "%s: Could not attach to PHY\n",
- dev->name);
- return PTR_ERR(priv->phy);
- }
-
mem = platform_get_resource_byname(priv->pdev, IORESOURCE_MEM, "regs");
if (!request_mem_region(mem->start, mem->end - mem->start, dev->name)) {
if (netif_msg_drv(priv))
@@ -950,8 +951,6 @@ fail_remap:
release_mem_region(mem->start, mem->end - mem->start);
fail_reserve:
- phy_disconnect(priv->phy);
-
return res;
}
@@ -966,8 +965,6 @@ static int cpmac_stop(struct net_device *dev)
cancel_work_sync(&priv->reset_work);
napi_disable(&priv->napi);
phy_stop(priv->phy);
- phy_disconnect(priv->phy);
- priv->phy = NULL;
cpmac_hw_stop(dev);
@@ -1001,11 +998,12 @@ static int external_switch;
static int __devinit cpmac_probe(struct platform_device *pdev)
{
- int rc, phy_id;
+ int rc, phy_id, i;
struct resource *mem;
struct cpmac_priv *priv;
struct net_device *dev;
struct plat_cpmac_data *pdata;
+ struct fixed_info *fixed_phy;
DECLARE_MAC_BUF(mac);
pdata = pdev->dev.platform_data;
@@ -1064,11 +1062,41 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
priv->ring_size = 64;
priv->msg_enable = netif_msg_init(debug_level, 0xff);
memcpy(dev->dev_addr, pdata->dev_addr, sizeof(dev->dev_addr));
+
if (phy_id == 31) {
- snprintf(priv->phy_name, BUS_ID_SIZE, PHY_ID_FMT,
- cpmac_mii.id, phy_id);
- } else
- snprintf(priv->phy_name, BUS_ID_SIZE, "fixed@%d:%d", 100, 1);
+ snprintf(priv->phy_name, BUS_ID_SIZE, PHY_ID_FMT, cpmac_mii.id,
+ phy_id);
+ } else {
+ /* Let's try to get a free fixed phy... */
+ for (i = 0; i < MAX_PHY_AMNT; i++) {
+ fixed_phy = fixed_mdio_get_phydev(i);
+ if (!fixed_phy)
+ continue;
+ if (!fixed_phy->phydev->attached_dev) {
+ strncpy(priv->phy_name,
+ fixed_phy->phydev->dev.bus_id,
+ BUS_ID_SIZE);
+ fixed_mdio_set_link_update(fixed_phy->phydev,
+ &cpmac_link_update);
+ goto phy_found;
+ }
+ }
+ if (netif_msg_drv(priv))
+ printk(KERN_ERR "%s: Could not find fixed PHY\n",
+ dev->name);
+ rc = -ENODEV;
+ goto fail;
+ }
+
+phy_found:
+ priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link, 0,
+ PHY_INTERFACE_MODE_MII);
+ if (IS_ERR(priv->phy)) {
+ if (netif_msg_drv(priv))
+ printk(KERN_ERR "%s: Could not attach to PHY\n",
+ dev->name);
+ return PTR_ERR(priv->phy);
+ }
if ((rc = register_netdev(dev))) {
printk(KERN_ERR "cpmac: error %i registering device %s\n", rc,