smc911x: introduce platform data flags
This patch adds a new header file for platform data information
together with code that adds run time bus width and irq flag support.
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index 2ca4db8..fc605f27 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -1819,6 +1819,7 @@
int i, retval;
unsigned int val, chip_id, revision;
const char *version_string;
+ unsigned long irq_flags;
DBG(SMC_DEBUG_FUNC, "%s: --> %s\n", dev->name, __FUNCTION__);
@@ -1985,9 +1986,15 @@
lp->ctl_rfduplx = 1;
lp->ctl_rspeed = 100;
+#ifdef SMC_DYNAMIC_BUS_CONFIG
+ irq_flags = lp->cfg.irq_flags;
+#else
+ irq_flags = IRQF_SHARED | SMC_IRQ_SENSE;
+#endif
+
/* Grab the IRQ */
retval = request_irq(dev->irq, &smc911x_interrupt,
- IRQF_SHARED | SMC_IRQ_SENSE, dev->name, dev);
+ irq_flags, dev->name, dev);
if (retval)
goto err_out;
@@ -2057,6 +2064,7 @@
*/
static int smc911x_drv_probe(struct platform_device *pdev)
{
+ struct smc91x_platdata *pd = pdev->dev.platform_data;
struct net_device *ndev;
struct resource *res;
struct smc911x_local *lp;
@@ -2090,6 +2098,13 @@
ndev->irq = platform_get_irq(pdev, 0);
lp = netdev_priv(ndev);
lp->netdev = ndev;
+#ifdef SMC_DYNAMIC_BUS_CONFIG
+ if (!pd) {
+ ret = -EINVAL;
+ goto release_both;
+ }
+ memcpy(&lp->cfg, pd, sizeof(lp->cfg));
+#endif
addr = ioremap(res->start, SMC911X_IO_EXTENT);
if (!addr) {