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authorBen Wei <benwei@fb.com>2019-08-30 20:50:51 +0000
committerDavid S. Miller <davem@davemloft.net>2019-08-31 23:54:03 -0700
commit6f671045b642b726f50124439235b6870c2d13ae (patch)
tree9600a27561ef875429f45e30e5484af4e71977d2 /net/ncsi
parent38320f69403d5037b3c7c8bf1754278ba96f3b2a (diff)
net/ncsi: add response handlers for PLDM over NC-SI
This patch adds handlers for PLDM over NC-SI command response. This enables NC-SI driver recognizes the packet type so the responses don't get dropped as unknown packet type. PLDM over NC-SI are not handled in kernel driver for now, but can be passed back to user space via Netlink for further handling. Signed-off-by: Ben Wei <benwei@fb.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ncsi')
-rw-r--r--net/ncsi/ncsi-pkt.h5
-rw-r--r--net/ncsi/ncsi-rsp.c11
2 files changed, 14 insertions, 2 deletions
diff --git a/net/ncsi/ncsi-pkt.h b/net/ncsi/ncsi-pkt.h
index a8e9def593f2..80938b338fee 100644
--- a/net/ncsi/ncsi-pkt.h
+++ b/net/ncsi/ncsi-pkt.h
@@ -387,6 +387,9 @@ struct ncsi_aen_hncdsc_pkt {
#define NCSI_PKT_CMD_OEM 0x50 /* OEM */
#define NCSI_PKT_CMD_PLDM 0x51 /* PLDM request over NCSI over RBT */
#define NCSI_PKT_CMD_GPUUID 0x52 /* Get package UUID */
+#define NCSI_PKT_CMD_QPNPR 0x56 /* Query Pending NC PLDM request */
+#define NCSI_PKT_CMD_SNPR 0x57 /* Send NC PLDM Reply */
+
/* NCSI packet responses */
#define NCSI_PKT_RSP_CIS (NCSI_PKT_CMD_CIS + 0x80)
@@ -419,6 +422,8 @@ struct ncsi_aen_hncdsc_pkt {
#define NCSI_PKT_RSP_OEM (NCSI_PKT_CMD_OEM + 0x80)
#define NCSI_PKT_RSP_PLDM (NCSI_PKT_CMD_PLDM + 0x80)
#define NCSI_PKT_RSP_GPUUID (NCSI_PKT_CMD_GPUUID + 0x80)
+#define NCSI_PKT_RSP_QPNPR (NCSI_PKT_CMD_QPNPR + 0x80)
+#define NCSI_PKT_RSP_SNPR (NCSI_PKT_CMD_SNPR + 0x80)
/* NCSI response code/reason */
#define NCSI_PKT_RSP_C_COMPLETED 0x0000 /* Command Completed */
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index dacabff9c467..d5611f04926d 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -1038,6 +1038,11 @@ static int ncsi_rsp_handler_gpuuid(struct ncsi_request *nr)
return 0;
}
+static int ncsi_rsp_handler_pldm(struct ncsi_request *nr)
+{
+ return 0;
+}
+
static int ncsi_rsp_handler_netlink(struct ncsi_request *nr)
{
struct ncsi_dev_priv *ndp = nr->ndp;
@@ -1091,8 +1096,10 @@ static struct ncsi_rsp_handler {
{ NCSI_PKT_RSP_GNPTS, 48, ncsi_rsp_handler_gnpts },
{ NCSI_PKT_RSP_GPS, 8, ncsi_rsp_handler_gps },
{ NCSI_PKT_RSP_OEM, -1, ncsi_rsp_handler_oem },
- { NCSI_PKT_RSP_PLDM, 0, NULL },
- { NCSI_PKT_RSP_GPUUID, 20, ncsi_rsp_handler_gpuuid }
+ { NCSI_PKT_RSP_PLDM, -1, ncsi_rsp_handler_pldm },
+ { NCSI_PKT_RSP_GPUUID, 20, ncsi_rsp_handler_gpuuid },
+ { NCSI_PKT_RSP_QPNPR, -1, ncsi_rsp_handler_pldm },
+ { NCSI_PKT_RSP_SNPR, -1, ncsi_rsp_handler_pldm }
};
int ncsi_rcv_rsp(struct sk_buff *skb, struct net_device *dev,