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-rw-r--r--net/ncsi/internal.h2
-rw-r--r--net/ncsi/ncsi-manage.c29
-rw-r--r--net/ncsi/ncsi-rsp.c37
3 files changed, 37 insertions, 31 deletions
diff --git a/net/ncsi/internal.h b/net/ncsi/internal.h
index ef0f8f73826f..4e0842df5234 100644
--- a/net/ncsi/internal.h
+++ b/net/ncsi/internal.h
@@ -289,6 +289,7 @@ enum {
ncsi_dev_state_config_sp = 0x0301,
ncsi_dev_state_config_cis,
ncsi_dev_state_config_oem_gma,
+ ncsi_dev_state_config_apply_mac,
ncsi_dev_state_config_clear_vids,
ncsi_dev_state_config_svf,
ncsi_dev_state_config_ev,
@@ -322,6 +323,7 @@ struct ncsi_dev_priv {
#define NCSI_DEV_RESHUFFLE 4
#define NCSI_DEV_RESET 8 /* Reset state of NC */
unsigned int gma_flag; /* OEM GMA flag */
+ struct sockaddr pending_mac; /* MAC address received from GMA */
spinlock_t lock; /* Protect the NCSI device */
unsigned int package_probe_id;/* Current ID during probe */
unsigned int package_num; /* Number of packages */
diff --git a/net/ncsi/ncsi-manage.c b/net/ncsi/ncsi-manage.c
index 5cf55bde366d..7891a537bddd 100644
--- a/net/ncsi/ncsi-manage.c
+++ b/net/ncsi/ncsi-manage.c
@@ -1038,7 +1038,7 @@ static void ncsi_configure_channel(struct ncsi_dev_priv *ndp)
: ncsi_dev_state_config_clear_vids;
break;
case ncsi_dev_state_config_oem_gma:
- nd->state = ncsi_dev_state_config_clear_vids;
+ nd->state = ncsi_dev_state_config_apply_mac;
nca.package = np->id;
nca.channel = nc->id;
@@ -1050,10 +1050,22 @@ static void ncsi_configure_channel(struct ncsi_dev_priv *ndp)
nca.type = NCSI_PKT_CMD_OEM;
ret = ncsi_gma_handler(&nca, nc->version.mf_id);
}
- if (ret < 0)
+ if (ret < 0) {
+ nd->state = ncsi_dev_state_config_clear_vids;
schedule_work(&ndp->work);
+ }
break;
+ case ncsi_dev_state_config_apply_mac:
+ rtnl_lock();
+ ret = dev_set_mac_address(dev, &ndp->pending_mac, NULL);
+ rtnl_unlock();
+ if (ret < 0)
+ netdev_warn(dev, "NCSI: 'Writing MAC address to device failed\n");
+
+ nd->state = ncsi_dev_state_config_clear_vids;
+
+ fallthrough;
case ncsi_dev_state_config_clear_vids:
case ncsi_dev_state_config_svf:
case ncsi_dev_state_config_ev:
@@ -1373,6 +1385,12 @@ static void ncsi_probe_channel(struct ncsi_dev_priv *ndp)
nd->state = ncsi_dev_state_probe_package;
break;
case ncsi_dev_state_probe_package:
+ if (ndp->package_probe_id >= 8) {
+ /* Last package probed, finishing */
+ ndp->flags |= NCSI_DEV_PROBED;
+ break;
+ }
+
ndp->pending_req_num = 1;
nca.type = NCSI_PKT_CMD_SP;
@@ -1489,13 +1507,8 @@ static void ncsi_probe_channel(struct ncsi_dev_priv *ndp)
if (ret)
goto error;
- /* Probe next package */
+ /* Probe next package after receiving response */
ndp->package_probe_id++;
- if (ndp->package_probe_id >= 8) {
- /* Probe finished */
- ndp->flags |= NCSI_DEV_PROBED;
- break;
- }
nd->state = ncsi_dev_state_probe_package;
ndp->active_package = NULL;
break;
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index e28be33bdf2c..4a8ce2949fae 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -628,16 +628,14 @@ static int ncsi_rsp_handler_snfc(struct ncsi_request *nr)
static int ncsi_rsp_handler_oem_gma(struct ncsi_request *nr, int mfr_id)
{
struct ncsi_dev_priv *ndp = nr->ndp;
+ struct sockaddr *saddr = &ndp->pending_mac;
struct net_device *ndev = ndp->ndev.dev;
struct ncsi_rsp_oem_pkt *rsp;
- struct sockaddr saddr;
u32 mac_addr_off = 0;
- int ret = 0;
/* Get the response header */
rsp = (struct ncsi_rsp_oem_pkt *)skb_network_header(nr->rsp);
- saddr.sa_family = ndev->type;
ndev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
if (mfr_id == NCSI_OEM_MFR_BCM_ID)
mac_addr_off = BCM_MAC_ADDR_OFFSET;
@@ -646,22 +644,17 @@ static int ncsi_rsp_handler_oem_gma(struct ncsi_request *nr, int mfr_id)
else if (mfr_id == NCSI_OEM_MFR_INTEL_ID)
mac_addr_off = INTEL_MAC_ADDR_OFFSET;
- memcpy(saddr.sa_data, &rsp->data[mac_addr_off], ETH_ALEN);
+ saddr->sa_family = ndev->type;
+ memcpy(saddr->sa_data, &rsp->data[mac_addr_off], ETH_ALEN);
if (mfr_id == NCSI_OEM_MFR_BCM_ID || mfr_id == NCSI_OEM_MFR_INTEL_ID)
- eth_addr_inc((u8 *)saddr.sa_data);
- if (!is_valid_ether_addr((const u8 *)saddr.sa_data))
+ eth_addr_inc((u8 *)saddr->sa_data);
+ if (!is_valid_ether_addr((const u8 *)saddr->sa_data))
return -ENXIO;
/* Set the flag for GMA command which should only be called once */
ndp->gma_flag = 1;
- rtnl_lock();
- ret = dev_set_mac_address(ndev, &saddr, NULL);
- rtnl_unlock();
- if (ret < 0)
- netdev_warn(ndev, "NCSI: 'Writing mac address to device failed\n");
-
- return ret;
+ return 0;
}
/* Response handler for Mellanox card */
@@ -1096,14 +1089,12 @@ static int ncsi_rsp_handler_netlink(struct ncsi_request *nr)
static int ncsi_rsp_handler_gmcma(struct ncsi_request *nr)
{
struct ncsi_dev_priv *ndp = nr->ndp;
+ struct sockaddr *saddr = &ndp->pending_mac;
struct net_device *ndev = ndp->ndev.dev;
struct ncsi_rsp_gmcma_pkt *rsp;
- struct sockaddr saddr;
- int ret = -1;
int i;
rsp = (struct ncsi_rsp_gmcma_pkt *)skb_network_header(nr->rsp);
- saddr.sa_family = ndev->type;
ndev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
netdev_info(ndev, "NCSI: Received %d provisioned MAC addresses\n",
@@ -1115,20 +1106,20 @@ static int ncsi_rsp_handler_gmcma(struct ncsi_request *nr)
rsp->addresses[i][4], rsp->addresses[i][5]);
}
+ saddr->sa_family = ndev->type;
for (i = 0; i < rsp->address_count; i++) {
- memcpy(saddr.sa_data, &rsp->addresses[i], ETH_ALEN);
- ret = ndev->netdev_ops->ndo_set_mac_address(ndev, &saddr);
- if (ret < 0) {
+ if (!is_valid_ether_addr(rsp->addresses[i])) {
netdev_warn(ndev, "NCSI: Unable to assign %pM to device\n",
- saddr.sa_data);
+ rsp->addresses[i]);
continue;
}
- netdev_warn(ndev, "NCSI: Set MAC address to %pM\n", saddr.sa_data);
+ memcpy(saddr->sa_data, rsp->addresses[i], ETH_ALEN);
+ netdev_warn(ndev, "NCSI: Will set MAC address to %pM\n", saddr->sa_data);
break;
}
- ndp->gma_flag = ret == 0;
- return ret;
+ ndp->gma_flag = 1;
+ return 0;
}
static struct ncsi_rsp_handler {
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-09-21 19:42:00 +0000