via-rhine: set avoid_D3 for broken BIOSes
This patch sets avoid_D3 for BIOSes known to be broken. Said BIOSes fail
at PXE boot if the chip is in power state D3.
Signed-off-by: Roger Luethi <rl@hellgate.ch>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c
index ebbda1d..f3a972e 100644
--- a/drivers/net/via-rhine.c
+++ b/drivers/net/via-rhine.c
@@ -30,8 +30,8 @@
*/
#define DRV_NAME "via-rhine"
-#define DRV_VERSION "1.4.2"
-#define DRV_RELDATE "Sept-11-2006"
+#define DRV_VERSION "1.4.3"
+#define DRV_RELDATE "2007-03-06"
/* A few user-configurable values.
@@ -105,6 +105,7 @@
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/uaccess.h>
+#include <linux/dmi.h>
/* These identify the driver base version and may not be removed. */
static char version[] __devinitdata =
@@ -1995,6 +1996,23 @@
.shutdown = rhine_shutdown,
};
+static struct dmi_system_id __initdata rhine_dmi_table[] = {
+ {
+ .ident = "EPIA-M",
+ .matches = {
+ DMI_MATCH(DMI_BIOS_VENDOR, "Award Software International, Inc."),
+ DMI_MATCH(DMI_BIOS_VERSION, "6.00 PG"),
+ },
+ },
+ {
+ .ident = "KV7",
+ .matches = {
+ DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies, LTD"),
+ DMI_MATCH(DMI_BIOS_VERSION, "6.00 PG"),
+ },
+ },
+ { NULL }
+};
static int __init rhine_init(void)
{
@@ -2002,6 +2020,16 @@
#ifdef MODULE
printk(version);
#endif
+ if (dmi_check_system(rhine_dmi_table)) {
+ /* these BIOSes fail at PXE boot if chip is in D3 */
+ avoid_D3 = 1;
+ printk(KERN_WARNING "%s: Broken BIOS detected, avoid_D3 "
+ "enabled.\n",
+ DRV_NAME);
+ }
+ else if (avoid_D3)
+ printk(KERN_INFO "%s: avoid_D3 set.\n", DRV_NAME);
+
return pci_register_driver(&rhine_driver);
}