diff options
Diffstat (limited to 'bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0025-net-Add-an-accessor-to-know-if-waiting-for-ARP.patch')
| -rw-r--r-- | bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0025-net-Add-an-accessor-to-know-if-waiting-for-ARP.patch | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0025-net-Add-an-accessor-to-know-if-waiting-for-ARP.patch b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0025-net-Add-an-accessor-to-know-if-waiting-for-ARP.patch new file mode 100644 index 00000000..96cac426 --- /dev/null +++ b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0025-net-Add-an-accessor-to-know-if-waiting-for-ARP.patch @@ -0,0 +1,66 @@ +From 3ce40bb31bf1785bfa541805ada5f5f872a683a6 Mon Sep 17 00:00:00 2001 +From: Joe Hershberger <joe.hershberger@ni.com> +Date: Wed, 26 Sep 2018 16:48:58 -0500 +Subject: [PATCH 1/2] net: Add an accessor to know if waiting for ARP + +This single-sources the state of the ARP. + +Signed-off-by: Joe Hershberger <joe.hershberger@ni.com> +Reviewed-by: Simon Glass <sjg@chromium.org> +Reviewed-by: Bin Meng <bmeng.cn@gmail.com> + +(cherry picked from commit 3f02c98bd1000fc26ee2700fd5a75112cdeaca6c) +Signed-off-by: Valentine Barshak <valentine.barshak@cogentembedded.com> +--- + include/net.h | 1 + + net/arp.c | 11 ++++++++--- + 2 files changed, 9 insertions(+), 3 deletions(-) + +diff --git a/include/net.h b/include/net.h +index 2b2deb5..259c4a7 100644 +--- a/include/net.h ++++ b/include/net.h +@@ -635,6 +635,7 @@ rxhand_f *net_get_udp_handler(void); /* Get UDP RX packet handler */ + void net_set_udp_handler(rxhand_f *); /* Set UDP RX packet handler */ + rxhand_f *net_get_arp_handler(void); /* Get ARP RX packet handler */ + void net_set_arp_handler(rxhand_f *); /* Set ARP RX packet handler */ ++bool arp_is_waiting(void); /* Waiting for ARP reply? */ + void net_set_icmp_handler(rxhand_icmp_f *f); /* Set ICMP RX handler */ + void net_set_timeout_handler(ulong, thand_f *);/* Set timeout handler */ + +diff --git a/net/arp.c b/net/arp.c +index b8a7168..ea685d9 100644 +--- a/net/arp.c ++++ b/net/arp.c +@@ -100,7 +100,7 @@ int arp_timeout_check(void) + { + ulong t; + +- if (!net_arp_wait_packet_ip.s_addr) ++ if (!arp_is_waiting()) + return 0; + + t = get_timer(0); +@@ -187,8 +187,8 @@ void arp_receive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len) + return; + + case ARPOP_REPLY: /* arp reply */ +- /* are we waiting for a reply */ +- if (!net_arp_wait_packet_ip.s_addr) ++ /* are we waiting for a reply? */ ++ if (!arp_is_waiting()) + break; + + #ifdef CONFIG_KEEP_SERVERADDR +@@ -233,3 +233,8 @@ void arp_receive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len) + return; + } + } ++ ++bool arp_is_waiting(void) ++{ ++ return !!net_arp_wait_packet_ip.s_addr; ++} +-- +2.7.4 + |