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authorLinus Torvalds <torvalds@linux-foundation.org>2020-03-31 17:29:33 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-03-31 17:29:33 -0700
commit29d9f30d4ce6c7a38745a54a8cddface10013490 (patch)
tree85649ba6a7b39203584d8db9365e03f64e62c136 /drivers/net/ethernet/broadcom/bnxt/bnxt.c
parent56a451b780676bc1cdac011735fe2869fa2e9abf (diff)
parent7f80ccfe996871ca69648efee74a60ae7ad0dcd9 (diff)
downloadlinux-29d9f30d4ce6c7a38745a54a8cddface10013490.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from David Miller: "Highlights: 1) Fix the iwlwifi regression, from Johannes Berg. 2) Support BSS coloring and 802.11 encapsulation offloading in hardware, from John Crispin. 3) Fix some potential Spectre issues in qtnfmac, from Sergey Matyukevich. 4) Add TTL decrement action to openvswitch, from Matteo Croce. 5) Allow paralleization through flow_action setup by not taking the RTNL mutex, from Vlad Buslov. 6) A lot of zero-length array to flexible-array conversions, from Gustavo A. R. Silva. 7) Align XDP statistics names across several drivers for consistency, from Lorenzo Bianconi. 8) Add various pieces of infrastructure for offloading conntrack, and make use of it in mlx5 driver, from Paul Blakey. 9) Allow using listening sockets in BPF sockmap, from Jakub Sitnicki. 10) Lots of parallelization improvements during configuration changes in mlxsw driver, from Ido Schimmel. 11) Add support to devlink for generic packet traps, which report packets dropped during ACL processing. And use them in mlxsw driver. From Jiri Pirko. 12) Support bcmgenet on ACPI, from Jeremy Linton. 13) Make BPF compatible with RT, from Thomas Gleixnet, Alexei Starovoitov, and your's truly. 14) Support XDP meta-data in virtio_net, from Yuya Kusakabe. 15) Fix sysfs permissions when network devices change namespaces, from Christian Brauner. 16) Add a flags element to ethtool_ops so that drivers can more simply indicate which coalescing parameters they actually support, and therefore the generic layer can validate the user's ethtool request. Use this in all drivers, from Jakub Kicinski. 17) Offload FIFO qdisc in mlxsw, from Petr Machata. 18) Support UDP sockets in sockmap, from Lorenz Bauer. 19) Fix stretch ACK bugs in several TCP congestion control modules, from Pengcheng Yang. 20) Support virtual functiosn in octeontx2 driver, from Tomasz Duszynski. 21) Add region operations for devlink and use it in ice driver to dump NVM contents, from Jacob Keller. 22) Add support for hw offload of MACSEC, from Antoine Tenart. 23) Add support for BPF programs that can be attached to LSM hooks, from KP Singh. 24) Support for multiple paths, path managers, and counters in MPTCP. From Peter Krystad, Paolo Abeni, Florian Westphal, Davide Caratti, and others. 25) More progress on adding the netlink interface to ethtool, from Michal Kubecek" * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2121 commits) net: ipv6: rpl_iptunnel: Fix potential memory leak in rpl_do_srh_inline cxgb4/chcr: nic-tls stats in ethtool net: dsa: fix oops while probing Marvell DSA switches net/bpfilter: remove superfluous testing message net: macb: Fix handling of fixed-link node net: dsa: ksz: Select KSZ protocol tag netdevsim: dev: Fix memory leak in nsim_dev_take_snapshot_write net: stmmac: add EHL 2.5Gbps PCI info and PCI ID net: stmmac: add EHL PSE0 & PSE1 1Gbps PCI info and PCI ID net: stmmac: create dwmac-intel.c to contain all Intel platform net: dsa: bcm_sf2: Support specifying VLAN tag egress rule net: dsa: bcm_sf2: Add support for matching VLAN TCI net: dsa: bcm_sf2: Move writing of CFP_DATA(5) into slicing functions net: dsa: bcm_sf2: Check earlier for FLOW_EXT and FLOW_MAC_EXT net: dsa: bcm_sf2: Disable learning for ASP port net: dsa: b53: Deny enslaving port 7 for 7278 into a bridge net: dsa: b53: Prevent tagged VLAN on port 7 for 7278 net: dsa: b53: Restore VLAN entries upon (re)configuration net: dsa: bcm_sf2: Fix overflow checks hv_netvsc: Remove unnecessary round_up for recv_completion_cnt ...
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c199
1 files changed, 119 insertions, 80 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index d28b406a26b1..fead64f1ad90 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -70,12 +70,8 @@
#define BNXT_TX_TIMEOUT (5 * HZ)
-static const char version[] =
- "Broadcom NetXtreme-C/E driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION "\n";
-
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Broadcom BCM573xx network driver");
-MODULE_VERSION(DRV_MODULE_VERSION);
#define BNXT_RX_OFFSET (NET_SKB_PAD + NET_IP_ALIGN)
#define BNXT_RX_DMA_OFFSET NET_SKB_PAD
@@ -2166,6 +2162,7 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
struct tx_cmp *txcmp;
cpr->has_more_work = 0;
+ cpr->had_work_done = 1;
while (1) {
int rc;
@@ -2179,7 +2176,6 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
* reading any further.
*/
dma_rmb();
- cpr->had_work_done = 1;
if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) {
tx_pkts++;
/* return full budget so NAPI will complete. */
@@ -2396,7 +2392,7 @@ static int __bnxt_poll_cqs(struct bnxt *bp, struct bnxt_napi *bnapi, int budget)
}
static void __bnxt_poll_cqs_done(struct bnxt *bp, struct bnxt_napi *bnapi,
- u64 dbr_type, bool all)
+ u64 dbr_type)
{
struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
int i;
@@ -2405,7 +2401,7 @@ static void __bnxt_poll_cqs_done(struct bnxt *bp, struct bnxt_napi *bnapi,
struct bnxt_cp_ring_info *cpr2 = cpr->cp_ring_arr[i];
struct bnxt_db_info *db;
- if (cpr2 && (all || cpr2->had_work_done)) {
+ if (cpr2 && cpr2->had_work_done) {
db = &cpr2->cp_db;
writeq(db->db_key64 | dbr_type |
RING_CMP(cpr2->cp_raw_cons), db->doorbell);
@@ -2428,22 +2424,16 @@ static int bnxt_poll_p5(struct napi_struct *napi, int budget)
if (cpr->has_more_work) {
cpr->has_more_work = 0;
work_done = __bnxt_poll_cqs(bp, bnapi, budget);
- if (cpr->has_more_work) {
- __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ, false);
- return work_done;
- }
- __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ_ARMALL, true);
- if (napi_complete_done(napi, work_done))
- BNXT_DB_NQ_ARM_P5(&cpr->cp_db, cpr->cp_raw_cons);
- return work_done;
}
while (1) {
cons = RING_CMP(raw_cons);
nqcmp = &cpr->nq_desc_ring[CP_RING(cons)][CP_IDX(cons)];
if (!NQ_CMP_VALID(nqcmp, raw_cons)) {
- __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ_ARMALL,
- false);
+ if (cpr->has_more_work)
+ break;
+
+ __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ_ARMALL);
cpr->cp_raw_cons = raw_cons;
if (napi_complete_done(napi, work_done))
BNXT_DB_NQ_ARM_P5(&cpr->cp_db,
@@ -2463,16 +2453,17 @@ static int bnxt_poll_p5(struct napi_struct *napi, int budget)
cpr2 = cpr->cp_ring_arr[idx];
work_done += __bnxt_poll_work(bp, cpr2,
budget - work_done);
- cpr->has_more_work = cpr2->has_more_work;
+ cpr->has_more_work |= cpr2->has_more_work;
} else {
bnxt_hwrm_handler(bp, (struct tx_cmp *)nqcmp);
}
raw_cons = NEXT_RAW_CMP(raw_cons);
- if (cpr->has_more_work)
- break;
}
- __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ, true);
- cpr->cp_raw_cons = raw_cons;
+ __bnxt_poll_cqs_done(bp, bnapi, DBR_TYPE_CQ);
+ if (raw_cons != cpr->cp_raw_cons) {
+ cpr->cp_raw_cons = raw_cons;
+ BNXT_DB_NQ_P5(&cpr->cp_db, raw_cons);
+ }
return work_done;
}
@@ -4170,6 +4161,7 @@ static int bnxt_hwrm_to_stderr(u32 hwrm_err)
case HWRM_ERR_CODE_NO_BUFFER:
return -ENOMEM;
case HWRM_ERR_CODE_HOT_RESET_PROGRESS:
+ case HWRM_ERR_CODE_BUSY:
return -EAGAIN;
case HWRM_ERR_CODE_CMD_NOT_SUPPORTED:
return -EOPNOTSUPP;
@@ -5069,10 +5061,8 @@ vnic_mru:
return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}
-static int bnxt_hwrm_vnic_free_one(struct bnxt *bp, u16 vnic_id)
+static void bnxt_hwrm_vnic_free_one(struct bnxt *bp, u16 vnic_id)
{
- u32 rc = 0;
-
if (bp->vnic_info[vnic_id].fw_vnic_id != INVALID_HW_RING_ID) {
struct hwrm_vnic_free_input req = {0};
@@ -5080,10 +5070,9 @@ static int bnxt_hwrm_vnic_free_one(struct bnxt *bp, u16 vnic_id)
req.vnic_id =
cpu_to_le32(bp->vnic_info[vnic_id].fw_vnic_id);
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+ hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
bp->vnic_info[vnic_id].fw_vnic_id = INVALID_HW_RING_ID;
}
- return rc;
}
static void bnxt_hwrm_vnic_free(struct bnxt *bp)
@@ -5200,14 +5189,13 @@ static int bnxt_hwrm_ring_grp_alloc(struct bnxt *bp)
return rc;
}
-static int bnxt_hwrm_ring_grp_free(struct bnxt *bp)
+static void bnxt_hwrm_ring_grp_free(struct bnxt *bp)
{
u16 i;
- u32 rc = 0;
struct hwrm_ring_grp_free_input req = {0};
if (!bp->grp_info || (bp->flags & BNXT_FLAG_CHIP_P5))
- return 0;
+ return;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_RING_GRP_FREE, -1, -1);
@@ -5218,12 +5206,10 @@ static int bnxt_hwrm_ring_grp_free(struct bnxt *bp)
req.ring_group_id =
cpu_to_le32(bp->grp_info[i].fw_grp_id);
- rc = _hwrm_send_message(bp, &req, sizeof(req),
- HWRM_CMD_TIMEOUT);
+ _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
bp->grp_info[i].fw_grp_id = INVALID_HW_RING_ID;
}
mutex_unlock(&bp->hwrm_cmd_lock);
- return rc;
}
static int hwrm_ring_alloc_send_msg(struct bnxt *bp,
@@ -5847,8 +5833,7 @@ bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings,
if (bp->hwrm_spec_code < 0x10601)
bp->hw_resc.resv_tx_rings = tx_rings;
- rc = bnxt_hwrm_get_rings(bp);
- return rc;
+ return bnxt_hwrm_get_rings(bp);
}
static int
@@ -5869,8 +5854,7 @@ bnxt_hwrm_reserve_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings,
if (rc)
return rc;
- rc = bnxt_hwrm_get_rings(bp);
- return rc;
+ return bnxt_hwrm_get_rings(bp);
}
static int bnxt_hwrm_reserve_rings(struct bnxt *bp, int tx, int rx, int grp,
@@ -6030,7 +6014,6 @@ static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings,
{
struct hwrm_func_vf_cfg_input req = {0};
u32 flags;
- int rc;
if (!BNXT_NEW_RM(bp))
return 0;
@@ -6047,8 +6030,8 @@ static int bnxt_hwrm_check_vf_rings(struct bnxt *bp, int tx_rings, int rx_rings,
flags |= FUNC_VF_CFG_REQ_FLAGS_RING_GRP_ASSETS_TEST;
req.flags = cpu_to_le32(flags);
- rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- return rc;
+ return hwrm_send_message_silent(bp, &req, sizeof(req),
+ HWRM_CMD_TIMEOUT);
}
static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings,
@@ -6057,7 +6040,6 @@ static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings,
{
struct hwrm_func_cfg_input req = {0};
u32 flags;
- int rc;
__bnxt_hwrm_reserve_pf_rings(bp, &req, tx_rings, rx_rings, ring_grps,
cp_rings, stats, vnics);
@@ -6075,8 +6057,8 @@ static int bnxt_hwrm_check_pf_rings(struct bnxt *bp, int tx_rings, int rx_rings,
}
req.flags = cpu_to_le32(flags);
- rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- return rc;
+ return hwrm_send_message_silent(bp, &req, sizeof(req),
+ HWRM_CMD_TIMEOUT);
}
static int bnxt_hwrm_check_rings(struct bnxt *bp, int tx_rings, int rx_rings,
@@ -6315,16 +6297,16 @@ int bnxt_hwrm_set_coal(struct bnxt *bp)
return rc;
}
-static int bnxt_hwrm_stat_ctx_free(struct bnxt *bp)
+static void bnxt_hwrm_stat_ctx_free(struct bnxt *bp)
{
- int rc = 0, i;
struct hwrm_stat_ctx_free_input req = {0};
+ int i;
if (!bp->bnapi)
- return 0;
+ return;
if (BNXT_CHIP_TYPE_NITRO_A0(bp))
- return 0;
+ return;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_STAT_CTX_FREE, -1, -1);
@@ -6336,14 +6318,13 @@ static int bnxt_hwrm_stat_ctx_free(struct bnxt *bp)
if (cpr->hw_stats_ctx_id != INVALID_STATS_CTX_ID) {
req.stat_ctx_id = cpu_to_le32(cpr->hw_stats_ctx_id);
- rc = _hwrm_send_message(bp, &req, sizeof(req),
- HWRM_CMD_TIMEOUT);
+ _hwrm_send_message(bp, &req, sizeof(req),
+ HWRM_CMD_TIMEOUT);
cpr->hw_stats_ctx_id = INVALID_STATS_CTX_ID;
}
}
mutex_unlock(&bp->hwrm_cmd_lock);
- return rc;
}
static int bnxt_hwrm_stat_ctx_alloc(struct bnxt *bp)
@@ -6548,8 +6529,8 @@ static int bnxt_hwrm_func_backing_store_cfg(struct bnxt *bp, u32 enables)
__le64 *pg_dir;
u32 flags = 0;
u8 *pg_attr;
- int i, rc;
u32 ena;
+ int i;
if (!ctx)
return 0;
@@ -6636,8 +6617,7 @@ static int bnxt_hwrm_func_backing_store_cfg(struct bnxt *bp, u32 enables)
bnxt_hwrm_set_pg_attr(&ctx_pg->ring_mem, pg_attr, pg_dir);
}
req.flags = cpu_to_le32(flags);
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- return rc;
+ return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}
static int bnxt_alloc_ctx_mem_blk(struct bnxt *bp,
@@ -7243,7 +7223,7 @@ static int __bnxt_hwrm_ver_get(struct bnxt *bp, bool silent)
static int bnxt_hwrm_ver_get(struct bnxt *bp)
{
struct hwrm_ver_get_output *resp = bp->hwrm_cmd_resp_addr;
- u32 dev_caps_cfg;
+ u32 dev_caps_cfg, hwrm_ver;
int rc;
bp->hwrm_max_req_len = HWRM_MAX_REQ_LEN;
@@ -7263,6 +7243,19 @@ static int bnxt_hwrm_ver_get(struct bnxt *bp)
resp->hwrm_intf_upd_8b);
netdev_warn(bp->dev, "Please update firmware with HWRM interface 1.0.0 or newer.\n");
}
+
+ hwrm_ver = HWRM_VERSION_MAJOR << 16 | HWRM_VERSION_MINOR << 8 |
+ HWRM_VERSION_UPDATE;
+
+ if (bp->hwrm_spec_code > hwrm_ver)
+ snprintf(bp->hwrm_ver_supp, FW_VER_STR_LEN, "%d.%d.%d",
+ HWRM_VERSION_MAJOR, HWRM_VERSION_MINOR,
+ HWRM_VERSION_UPDATE);
+ else
+ snprintf(bp->hwrm_ver_supp, FW_VER_STR_LEN, "%d.%d.%d",
+ resp->hwrm_intf_maj_8b, resp->hwrm_intf_min_8b,
+ resp->hwrm_intf_upd_8b);
+
snprintf(bp->fw_ver_str, BC_HWRM_STR_LEN, "%d.%d.%d.%d",
resp->hwrm_fw_maj_8b, resp->hwrm_fw_min_8b,
resp->hwrm_fw_bld_8b, resp->hwrm_fw_rsvd_8b);
@@ -7341,7 +7334,6 @@ int bnxt_hwrm_fw_set_time(struct bnxt *bp)
static int bnxt_hwrm_port_qstats(struct bnxt *bp)
{
- int rc;
struct bnxt_pf_info *pf = &bp->pf;
struct hwrm_port_qstats_input req = {0};
@@ -7352,8 +7344,7 @@ static int bnxt_hwrm_port_qstats(struct bnxt *bp)
req.port_id = cpu_to_le16(pf->port_id);
req.tx_stat_host_addr = cpu_to_le64(bp->hw_tx_port_stats_map);
req.rx_stat_host_addr = cpu_to_le64(bp->hw_rx_port_stats_map);
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- return rc;
+ return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}
static int bnxt_hwrm_port_qstats_ext(struct bnxt *bp)
@@ -7515,7 +7506,6 @@ static void bnxt_hwrm_resource_free(struct bnxt *bp, bool close_path,
static int bnxt_hwrm_set_br_mode(struct bnxt *bp, u16 br_mode)
{
struct hwrm_func_cfg_input req = {0};
- int rc;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FUNC_CFG, -1, -1);
req.fid = cpu_to_le16(0xffff);
@@ -7526,14 +7516,12 @@ static int bnxt_hwrm_set_br_mode(struct bnxt *bp, u16 br_mode)
req.evb_mode = FUNC_CFG_REQ_EVB_MODE_VEPA;
else
return -EINVAL;
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- return rc;
+ return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}
static int bnxt_hwrm_set_cache_line_size(struct bnxt *bp, int size)
{
struct hwrm_func_cfg_input req = {0};
- int rc;
if (BNXT_VF(bp) || bp->hwrm_spec_code < 0x10803)
return 0;
@@ -7545,8 +7533,7 @@ static int bnxt_hwrm_set_cache_line_size(struct bnxt *bp, int size)
if (size == 128)
req.options = FUNC_CFG_REQ_OPTIONS_CACHE_LINESIZE_SIZE_128;
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- return rc;
+ return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}
static int __bnxt_setup_vnic(struct bnxt *bp, u16 vnic_id)
@@ -8804,6 +8791,7 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up)
bnxt_free_ctx_mem(bp);
kfree(bp->ctx);
bp->ctx = NULL;
+ bnxt_dcb_free(bp);
rc = bnxt_fw_init_one(bp);
if (rc) {
set_bit(BNXT_STATE_ABORT_ERR, &bp->state);
@@ -8899,14 +8887,12 @@ int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp)
int bnxt_hwrm_free_wol_fltr(struct bnxt *bp)
{
struct hwrm_wol_filter_free_input req = {0};
- int rc;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_WOL_FILTER_FREE, -1, -1);
req.port_id = cpu_to_le16(bp->pf.port_id);
req.enables = cpu_to_le32(WOL_FILTER_FREE_REQ_ENABLES_WOL_FILTER_ID);
req.wol_filter_id = bp->wol_filter_id;
- rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
- return rc;
+ return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
}
static u16 bnxt_hwrm_get_wol_fltrs(struct bnxt *bp, u16 handle)
@@ -11464,6 +11450,8 @@ static void bnxt_remove_one(struct pci_dev *pdev)
bnxt_sriov_disable(bp);
bnxt_dl_fw_reporters_destroy(bp, true);
+ if (BNXT_PF(bp))
+ devlink_port_type_clear(&bp->dl_port);
pci_disable_pcie_error_reporting(pdev);
unregister_netdev(dev);
bnxt_dl_unregister(bp);
@@ -11764,30 +11752,82 @@ static int bnxt_init_mac_addr(struct bnxt *bp)
return rc;
}
+#define BNXT_VPD_LEN 512
+static void bnxt_vpd_read_info(struct bnxt *bp)
+{
+ struct pci_dev *pdev = bp->pdev;
+ int i, len, pos, ro_size;
+ ssize_t vpd_size;
+ u8 *vpd_data;
+
+ vpd_data = kmalloc(BNXT_VPD_LEN, GFP_KERNEL);
+ if (!vpd_data)
+ return;
+
+ vpd_size = pci_read_vpd(pdev, 0, BNXT_VPD_LEN, vpd_data);
+ if (vpd_size <= 0) {
+ netdev_err(bp->dev, "Unable to read VPD\n");
+ goto exit;
+ }
+
+ i = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA);
+ if (i < 0) {
+ netdev_err(bp->dev, "VPD READ-Only not found\n");
+ goto exit;
+ }
+
+ ro_size = pci_vpd_lrdt_size(&vpd_data[i]);
+ i += PCI_VPD_LRDT_TAG_SIZE;
+ if (i + ro_size > vpd_size)
+ goto exit;
+
+ pos = pci_vpd_find_info_keyword(vpd_data, i, ro_size,
+ PCI_VPD_RO_KEYWORD_PARTNO);
+ if (pos < 0)
+ goto read_sn;
+
+ len = pci_vpd_info_field_size(&vpd_data[pos]);
+ pos += PCI_VPD_INFO_FLD_HDR_SIZE;
+ if (len + pos > vpd_size)
+ goto read_sn;
+
+ strlcpy(bp->board_partno, &vpd_data[pos], min(len, BNXT_VPD_FLD_LEN));
+
+read_sn:
+ pos = pci_vpd_find_info_keyword(vpd_data, i, ro_size,
+ PCI_VPD_RO_KEYWORD_SERIALNO);
+ if (pos < 0)
+ goto exit;
+
+ len = pci_vpd_info_field_size(&vpd_data[pos]);
+ pos += PCI_VPD_INFO_FLD_HDR_SIZE;
+ if (len + pos > vpd_size)
+ goto exit;
+
+ strlcpy(bp->board_serialno, &vpd_data[pos], min(len, BNXT_VPD_FLD_LEN));
+exit:
+ kfree(vpd_data);
+}
+
static int bnxt_pcie_dsn_get(struct bnxt *bp, u8 dsn[])
{
struct pci_dev *pdev = bp->pdev;
- int pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_DSN);
- u32 dw;
+ u64 qword;
- if (!pos) {
- netdev_info(bp->dev, "Unable do read adapter's DSN\n");
+ qword = pci_get_dsn(pdev);
+ if (!qword) {
+ netdev_info(bp->dev, "Unable to read adapter's DSN\n");
return -EOPNOTSUPP;
}
- /* DSN (two dw) is at an offset of 4 from the cap pos */
- pos += 4;
- pci_read_config_dword(pdev, pos, &dw);
- put_unaligned_le32(dw, &dsn[0]);
- pci_read_config_dword(pdev, pos + 4, &dw);
- put_unaligned_le32(dw, &dsn[4]);
+ put_unaligned_le64(qword, dsn);
+
bp->flags |= BNXT_FLAG_DSN_VALID;
return 0;
}
static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
- static int version_printed;
struct net_device *dev;
struct bnxt *bp;
int rc, max_irqs;
@@ -11795,9 +11835,6 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (pci_is_bridge(pdev))
return -ENODEV;
- if (version_printed++ == 0)
- pr_info("%s", version);
-
/* Clear any pending DMA transactions from crash kernel
* while loading driver in capture kernel.
*/
@@ -11829,6 +11866,8 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
dev->ethtool_ops = &bnxt_ethtool_ops;
pci_set_drvdata(pdev, dev);
+ bnxt_vpd_read_info(bp);
+
rc = bnxt_alloc_hwrm_resources(bp);
if (rc)
goto init_err_pci_clean;