From db014f3c23be19e11964d48f2bcb25b54a9bf722 Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Wed, 13 Mar 2013 22:34:06 +0000
Subject: [efi] Add last_opened_snpdev()

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---
 src/interface/efi/efi_snp.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/interface')

diff --git a/src/interface/efi/efi_snp.c b/src/interface/efi/efi_snp.c
index 20027596..48a6f397 100644
--- a/src/interface/efi/efi_snp.c
+++ b/src/interface/efi/efi_snp.c
@@ -1005,3 +1005,18 @@ struct net_driver efi_snp_driver __net_driver = {
 	.notify = efi_snp_notify,
 	.remove = efi_snp_remove,
 };
+
+/**
+ * Get most recently opened SNP device
+ *
+ * @ret snpdev		Most recently opened SNP device, or NULL
+ */
+struct efi_snp_device * last_opened_snpdev ( void ) {
+	struct net_device *netdev;
+
+	netdev = last_opened_netdev();
+	if ( ! netdev )
+		return NULL;
+
+	return efi_snp_demux ( netdev );
+}
-- 
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