From a5969cabbb4660eab42b6ef0412cbbd1200cf14d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 12 Oct 2024 07:10:09 +0000
Subject: [PATCH] 修改led为gpio
---
kernel/drivers/net/ethernet/netronome/nfp/abm/ctrl.c | 452 ++++++++++++++++++++++++++++++++++----------------------
1 files changed, 274 insertions(+), 178 deletions(-)
diff --git a/kernel/drivers/net/ethernet/netronome/nfp/abm/ctrl.c b/kernel/drivers/net/ethernet/netronome/nfp/abm/ctrl.c
index b157ccd..69e84ff 100644
--- a/kernel/drivers/net/ethernet/netronome/nfp/abm/ctrl.c
+++ b/kernel/drivers/net/ethernet/netronome/nfp/abm/ctrl.c
@@ -1,38 +1,9 @@
-// SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
-/*
- * Copyright (C) 2018 Netronome Systems, Inc.
- *
- * This software is dual licensed under the GNU General License Version 2,
- * June 1991 as shown in the file COPYING in the top-level directory of this
- * source tree or the BSD 2-Clause License provided below. You have the
- * option to license this software under the complete terms of either license.
- *
- * The BSD 2-Clause License:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * 1. Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+/* Copyright (C) 2018 Netronome Systems, Inc. */
+#include <linux/bitops.h>
#include <linux/kernel.h>
+#include <linux/log2.h>
#include "../nfpcore/nfp_cpp.h"
#include "../nfpcore/nfp_nffw.h"
@@ -42,47 +13,58 @@
#include "../nfp_net.h"
#include "main.h"
-#define NFP_QLVL_SYM_NAME "_abi_nfd_out_q_lvls_%u"
+#define NFP_NUM_PRIOS_SYM_NAME "_abi_pci_dscp_num_prio_%u"
+#define NFP_NUM_BANDS_SYM_NAME "_abi_pci_dscp_num_band_%u"
+#define NFP_ACT_MASK_SYM_NAME "_abi_nfd_out_q_actions_%u"
+
+#define NFP_RED_SUPPORT_SYM_NAME "_abi_nfd_out_red_offload_%u"
+
+#define NFP_QLVL_SYM_NAME "_abi_nfd_out_q_lvls_%u%s"
#define NFP_QLVL_STRIDE 16
#define NFP_QLVL_BLOG_BYTES 0
#define NFP_QLVL_BLOG_PKTS 4
#define NFP_QLVL_THRS 8
+#define NFP_QLVL_ACT 12
-#define NFP_QMSTAT_SYM_NAME "_abi_nfdqm%u_stats"
+#define NFP_QMSTAT_SYM_NAME "_abi_nfdqm%u_stats%s"
#define NFP_QMSTAT_STRIDE 32
#define NFP_QMSTAT_NON_STO 0
#define NFP_QMSTAT_STO 8
#define NFP_QMSTAT_DROP 16
#define NFP_QMSTAT_ECN 24
-static unsigned long long
-nfp_abm_q_lvl_thrs(struct nfp_abm_link *alink, unsigned int queue)
-{
- return alink->abm->q_lvls->addr +
- (alink->queue_base + queue) * NFP_QLVL_STRIDE + NFP_QLVL_THRS;
-}
+#define NFP_Q_STAT_SYM_NAME "_abi_nfd_rxq_stats%u%s"
+#define NFP_Q_STAT_STRIDE 16
+#define NFP_Q_STAT_PKTS 0
+#define NFP_Q_STAT_BYTES 8
+
+#define NFP_NET_ABM_MBOX_CMD NFP_NET_CFG_MBOX_SIMPLE_CMD
+#define NFP_NET_ABM_MBOX_RET NFP_NET_CFG_MBOX_SIMPLE_RET
+#define NFP_NET_ABM_MBOX_DATALEN NFP_NET_CFG_MBOX_SIMPLE_VAL
+#define NFP_NET_ABM_MBOX_RESERVED (NFP_NET_CFG_MBOX_SIMPLE_VAL + 4)
+#define NFP_NET_ABM_MBOX_DATA (NFP_NET_CFG_MBOX_SIMPLE_VAL + 8)
static int
nfp_abm_ctrl_stat(struct nfp_abm_link *alink, const struct nfp_rtsym *sym,
- unsigned int stride, unsigned int offset, unsigned int i,
- bool is_u64, u64 *res)
+ unsigned int stride, unsigned int offset, unsigned int band,
+ unsigned int queue, bool is_u64, u64 *res)
{
struct nfp_cpp *cpp = alink->abm->app->cpp;
- u32 val32, mur;
- u64 val, addr;
+ u64 val, sym_offset;
+ unsigned int qid;
+ u32 val32;
int err;
- mur = NFP_CPP_ATOMIC_RD(sym->target, sym->domain);
+ qid = band * NFP_NET_MAX_RX_RINGS + alink->queue_base + queue;
- addr = sym->addr + (alink->queue_base + i) * stride + offset;
+ sym_offset = qid * stride + offset;
if (is_u64)
- err = nfp_cpp_readq(cpp, mur, addr, &val);
+ err = __nfp_rtsym_readq(cpp, sym, 3, 0, sym_offset, &val);
else
- err = nfp_cpp_readl(cpp, mur, addr, &val32);
+ err = __nfp_rtsym_readl(cpp, sym, 3, 0, sym_offset, &val32);
if (err) {
- nfp_err(cpp,
- "RED offload reading stat failed on vNIC %d queue %d\n",
- alink->id, i);
+ nfp_err(cpp, "RED offload reading stat failed on vNIC %d band %d queue %d (+ %d)\n",
+ alink->id, band, queue, alink->queue_base);
return err;
}
@@ -90,176 +72,179 @@
return 0;
}
-static int
-nfp_abm_ctrl_stat_all(struct nfp_abm_link *alink, const struct nfp_rtsym *sym,
- unsigned int stride, unsigned int offset, bool is_u64,
- u64 *res)
+int __nfp_abm_ctrl_set_q_lvl(struct nfp_abm *abm, unsigned int id, u32 val)
{
- u64 val, sum = 0;
- unsigned int i;
+ struct nfp_cpp *cpp = abm->app->cpp;
+ u64 sym_offset;
int err;
- for (i = 0; i < alink->vnic->max_rx_rings; i++) {
- err = nfp_abm_ctrl_stat(alink, sym, stride, offset, i,
- is_u64, &val);
- if (err)
- return err;
- sum += val;
- }
+ __clear_bit(id, abm->threshold_undef);
+ if (abm->thresholds[id] == val)
+ return 0;
- *res = sum;
- return 0;
-}
-
-int nfp_abm_ctrl_set_q_lvl(struct nfp_abm_link *alink, unsigned int i, u32 val)
-{
- struct nfp_cpp *cpp = alink->abm->app->cpp;
- u32 muw;
- int err;
-
- muw = NFP_CPP_ATOMIC_WR(alink->abm->q_lvls->target,
- alink->abm->q_lvls->domain);
-
- err = nfp_cpp_writel(cpp, muw, nfp_abm_q_lvl_thrs(alink, i), val);
+ sym_offset = id * NFP_QLVL_STRIDE + NFP_QLVL_THRS;
+ err = __nfp_rtsym_writel(cpp, abm->q_lvls, 4, 0, sym_offset, val);
if (err) {
- nfp_err(cpp, "RED offload setting level failed on vNIC %d queue %d\n",
- alink->id, i);
+ nfp_err(cpp,
+ "RED offload setting level failed on subqueue %d\n",
+ id);
return err;
}
+ abm->thresholds[id] = val;
return 0;
}
-int nfp_abm_ctrl_set_all_q_lvls(struct nfp_abm_link *alink, u32 val)
+int nfp_abm_ctrl_set_q_lvl(struct nfp_abm_link *alink, unsigned int band,
+ unsigned int queue, u32 val)
{
- int i, err;
+ unsigned int threshold;
- for (i = 0; i < alink->vnic->max_rx_rings; i++) {
- err = nfp_abm_ctrl_set_q_lvl(alink, i, val);
- if (err)
- return err;
+ threshold = band * NFP_NET_MAX_RX_RINGS + alink->queue_base + queue;
+
+ return __nfp_abm_ctrl_set_q_lvl(alink->abm, threshold, val);
+}
+
+int __nfp_abm_ctrl_set_q_act(struct nfp_abm *abm, unsigned int id,
+ enum nfp_abm_q_action act)
+{
+ struct nfp_cpp *cpp = abm->app->cpp;
+ u64 sym_offset;
+ int err;
+
+ if (abm->actions[id] == act)
+ return 0;
+
+ sym_offset = id * NFP_QLVL_STRIDE + NFP_QLVL_ACT;
+ err = __nfp_rtsym_writel(cpp, abm->q_lvls, 4, 0, sym_offset, act);
+ if (err) {
+ nfp_err(cpp,
+ "RED offload setting action failed on subqueue %d\n",
+ id);
+ return err;
}
+ abm->actions[id] = act;
return 0;
}
-u64 nfp_abm_ctrl_stat_non_sto(struct nfp_abm_link *alink, unsigned int i)
+int nfp_abm_ctrl_set_q_act(struct nfp_abm_link *alink, unsigned int band,
+ unsigned int queue, enum nfp_abm_q_action act)
{
- u64 val;
+ unsigned int qid;
- if (nfp_abm_ctrl_stat(alink, alink->abm->qm_stats, NFP_QMSTAT_STRIDE,
- NFP_QMSTAT_NON_STO, i, true, &val))
- return 0;
- return val;
+ qid = band * NFP_NET_MAX_RX_RINGS + alink->queue_base + queue;
+
+ return __nfp_abm_ctrl_set_q_act(alink->abm, qid, act);
}
-u64 nfp_abm_ctrl_stat_sto(struct nfp_abm_link *alink, unsigned int i)
+u64 nfp_abm_ctrl_stat_non_sto(struct nfp_abm_link *alink, unsigned int queue)
{
- u64 val;
+ unsigned int band;
+ u64 val, sum = 0;
- if (nfp_abm_ctrl_stat(alink, alink->abm->qm_stats, NFP_QMSTAT_STRIDE,
- NFP_QMSTAT_STO, i, true, &val))
- return 0;
- return val;
+ for (band = 0; band < alink->abm->num_bands; band++) {
+ if (nfp_abm_ctrl_stat(alink, alink->abm->qm_stats,
+ NFP_QMSTAT_STRIDE, NFP_QMSTAT_NON_STO,
+ band, queue, true, &val))
+ return 0;
+ sum += val;
+ }
+
+ return sum;
}
-int nfp_abm_ctrl_read_q_stats(struct nfp_abm_link *alink, unsigned int i,
- struct nfp_alink_stats *stats)
+u64 nfp_abm_ctrl_stat_sto(struct nfp_abm_link *alink, unsigned int queue)
+{
+ unsigned int band;
+ u64 val, sum = 0;
+
+ for (band = 0; band < alink->abm->num_bands; band++) {
+ if (nfp_abm_ctrl_stat(alink, alink->abm->qm_stats,
+ NFP_QMSTAT_STRIDE, NFP_QMSTAT_STO,
+ band, queue, true, &val))
+ return 0;
+ sum += val;
+ }
+
+ return sum;
+}
+
+static int
+nfp_abm_ctrl_stat_basic(struct nfp_abm_link *alink, unsigned int band,
+ unsigned int queue, unsigned int off, u64 *val)
+{
+ if (!nfp_abm_has_prio(alink->abm)) {
+ if (!band) {
+ unsigned int id = alink->queue_base + queue;
+
+ *val = nn_readq(alink->vnic,
+ NFP_NET_CFG_RXR_STATS(id) + off);
+ } else {
+ *val = 0;
+ }
+
+ return 0;
+ } else {
+ return nfp_abm_ctrl_stat(alink, alink->abm->q_stats,
+ NFP_Q_STAT_STRIDE, off, band, queue,
+ true, val);
+ }
+}
+
+int nfp_abm_ctrl_read_q_stats(struct nfp_abm_link *alink, unsigned int band,
+ unsigned int queue, struct nfp_alink_stats *stats)
{
int err;
- stats->tx_pkts = nn_readq(alink->vnic, NFP_NET_CFG_RXR_STATS(i));
- stats->tx_bytes = nn_readq(alink->vnic, NFP_NET_CFG_RXR_STATS(i) + 8);
+ err = nfp_abm_ctrl_stat_basic(alink, band, queue, NFP_Q_STAT_PKTS,
+ &stats->tx_pkts);
+ if (err)
+ return err;
- err = nfp_abm_ctrl_stat(alink, alink->abm->q_lvls,
- NFP_QLVL_STRIDE, NFP_QLVL_BLOG_BYTES,
- i, false, &stats->backlog_bytes);
+ err = nfp_abm_ctrl_stat_basic(alink, band, queue, NFP_Q_STAT_BYTES,
+ &stats->tx_bytes);
+ if (err)
+ return err;
+
+ err = nfp_abm_ctrl_stat(alink, alink->abm->q_lvls, NFP_QLVL_STRIDE,
+ NFP_QLVL_BLOG_BYTES, band, queue, false,
+ &stats->backlog_bytes);
if (err)
return err;
err = nfp_abm_ctrl_stat(alink, alink->abm->q_lvls,
NFP_QLVL_STRIDE, NFP_QLVL_BLOG_PKTS,
- i, false, &stats->backlog_pkts);
+ band, queue, false, &stats->backlog_pkts);
if (err)
return err;
err = nfp_abm_ctrl_stat(alink, alink->abm->qm_stats,
NFP_QMSTAT_STRIDE, NFP_QMSTAT_DROP,
- i, true, &stats->drops);
+ band, queue, true, &stats->drops);
if (err)
return err;
return nfp_abm_ctrl_stat(alink, alink->abm->qm_stats,
NFP_QMSTAT_STRIDE, NFP_QMSTAT_ECN,
- i, true, &stats->overlimits);
+ band, queue, true, &stats->overlimits);
}
-int nfp_abm_ctrl_read_stats(struct nfp_abm_link *alink,
- struct nfp_alink_stats *stats)
-{
- u64 pkts = 0, bytes = 0;
- int i, err;
-
- for (i = 0; i < alink->vnic->max_rx_rings; i++) {
- pkts += nn_readq(alink->vnic, NFP_NET_CFG_RXR_STATS(i));
- bytes += nn_readq(alink->vnic, NFP_NET_CFG_RXR_STATS(i) + 8);
- }
- stats->tx_pkts = pkts;
- stats->tx_bytes = bytes;
-
- err = nfp_abm_ctrl_stat_all(alink, alink->abm->q_lvls,
- NFP_QLVL_STRIDE, NFP_QLVL_BLOG_BYTES,
- false, &stats->backlog_bytes);
- if (err)
- return err;
-
- err = nfp_abm_ctrl_stat_all(alink, alink->abm->q_lvls,
- NFP_QLVL_STRIDE, NFP_QLVL_BLOG_PKTS,
- false, &stats->backlog_pkts);
- if (err)
- return err;
-
- err = nfp_abm_ctrl_stat_all(alink, alink->abm->qm_stats,
- NFP_QMSTAT_STRIDE, NFP_QMSTAT_DROP,
- true, &stats->drops);
- if (err)
- return err;
-
- return nfp_abm_ctrl_stat_all(alink, alink->abm->qm_stats,
- NFP_QMSTAT_STRIDE, NFP_QMSTAT_ECN,
- true, &stats->overlimits);
-}
-
-int nfp_abm_ctrl_read_q_xstats(struct nfp_abm_link *alink, unsigned int i,
+int nfp_abm_ctrl_read_q_xstats(struct nfp_abm_link *alink,
+ unsigned int band, unsigned int queue,
struct nfp_alink_xstats *xstats)
{
int err;
err = nfp_abm_ctrl_stat(alink, alink->abm->qm_stats,
NFP_QMSTAT_STRIDE, NFP_QMSTAT_DROP,
- i, true, &xstats->pdrop);
+ band, queue, true, &xstats->pdrop);
if (err)
return err;
return nfp_abm_ctrl_stat(alink, alink->abm->qm_stats,
NFP_QMSTAT_STRIDE, NFP_QMSTAT_ECN,
- i, true, &xstats->ecn_marked);
-}
-
-int nfp_abm_ctrl_read_xstats(struct nfp_abm_link *alink,
- struct nfp_alink_xstats *xstats)
-{
- int err;
-
- err = nfp_abm_ctrl_stat_all(alink, alink->abm->qm_stats,
- NFP_QMSTAT_STRIDE, NFP_QMSTAT_DROP,
- true, &xstats->pdrop);
- if (err)
- return err;
-
- return nfp_abm_ctrl_stat_all(alink, alink->abm->qm_stats,
- NFP_QMSTAT_STRIDE, NFP_QMSTAT_ECN,
- true, &xstats->ecn_marked);
+ band, queue, true, &xstats->ecn_marked);
}
int nfp_abm_ctrl_qm_enable(struct nfp_abm *abm)
@@ -274,10 +259,68 @@
NULL, 0, NULL, 0);
}
-void nfp_abm_ctrl_read_params(struct nfp_abm_link *alink)
+int nfp_abm_ctrl_prio_map_update(struct nfp_abm_link *alink, u32 *packed)
+{
+ const u32 cmd = NFP_NET_CFG_MBOX_CMD_PCI_DSCP_PRIOMAP_SET;
+ struct nfp_net *nn = alink->vnic;
+ unsigned int i;
+ int err;
+
+ err = nfp_net_mbox_lock(nn, alink->abm->prio_map_len);
+ if (err)
+ return err;
+
+ /* Write data_len and wipe reserved */
+ nn_writeq(nn, nn->tlv_caps.mbox_off + NFP_NET_ABM_MBOX_DATALEN,
+ alink->abm->prio_map_len);
+
+ for (i = 0; i < alink->abm->prio_map_len; i += sizeof(u32))
+ nn_writel(nn, nn->tlv_caps.mbox_off + NFP_NET_ABM_MBOX_DATA + i,
+ packed[i / sizeof(u32)]);
+
+ err = nfp_net_mbox_reconfig_and_unlock(nn, cmd);
+ if (err)
+ nfp_err(alink->abm->app->cpp,
+ "setting DSCP -> VQ map failed with error %d\n", err);
+ return err;
+}
+
+static int nfp_abm_ctrl_prio_check_params(struct nfp_abm_link *alink)
+{
+ struct nfp_abm *abm = alink->abm;
+ struct nfp_net *nn = alink->vnic;
+ unsigned int min_mbox_sz;
+
+ if (!nfp_abm_has_prio(alink->abm))
+ return 0;
+
+ min_mbox_sz = NFP_NET_ABM_MBOX_DATA + alink->abm->prio_map_len;
+ if (nn->tlv_caps.mbox_len < min_mbox_sz) {
+ nfp_err(abm->app->pf->cpp, "vNIC mailbox too small for prio offload: %u, need: %u\n",
+ nn->tlv_caps.mbox_len, min_mbox_sz);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+int nfp_abm_ctrl_read_params(struct nfp_abm_link *alink)
{
alink->queue_base = nn_readl(alink->vnic, NFP_NET_CFG_START_RXQ);
alink->queue_base /= alink->vnic->stride_rx;
+
+ return nfp_abm_ctrl_prio_check_params(alink);
+}
+
+static unsigned int nfp_abm_ctrl_prio_map_size(struct nfp_abm *abm)
+{
+ unsigned int size;
+
+ size = roundup_pow_of_two(order_base_2(abm->num_bands));
+ size = DIV_ROUND_UP(size * abm->num_prios, BITS_PER_BYTE);
+ size = round_up(size, sizeof(u32));
+
+ return size;
}
static const struct nfp_rtsym *
@@ -290,10 +333,10 @@
nfp_err(pf->cpp, "Symbol '%s' not found\n", name);
return ERR_PTR(-ENOENT);
}
- if (sym->size != size) {
+ if (nfp_rtsym_size(sym) != size) {
nfp_err(pf->cpp,
"Symbol '%s' wrong size: expected %u got %llu\n",
- name, size, sym->size);
+ name, size, nfp_rtsym_size(sym));
return ERR_PTR(-EINVAL);
}
@@ -301,33 +344,86 @@
}
static const struct nfp_rtsym *
-nfp_abm_ctrl_find_q_rtsym(struct nfp_pf *pf, const char *name,
- unsigned int size)
+nfp_abm_ctrl_find_q_rtsym(struct nfp_abm *abm, const char *name_fmt,
+ size_t size)
{
- return nfp_abm_ctrl_find_rtsym(pf, name, size * NFP_NET_MAX_RX_RINGS);
+ char pf_symbol[64];
+
+ size = array3_size(size, abm->num_bands, NFP_NET_MAX_RX_RINGS);
+ snprintf(pf_symbol, sizeof(pf_symbol), name_fmt,
+ abm->pf_id, nfp_abm_has_prio(abm) ? "_per_band" : "");
+
+ return nfp_abm_ctrl_find_rtsym(abm->app->pf, pf_symbol, size);
}
int nfp_abm_ctrl_find_addrs(struct nfp_abm *abm)
{
struct nfp_pf *pf = abm->app->pf;
const struct nfp_rtsym *sym;
- unsigned int pf_id;
- char pf_symbol[64];
+ int res;
- pf_id = nfp_cppcore_pcie_unit(pf->cpp);
- abm->pf_id = pf_id;
+ abm->pf_id = nfp_cppcore_pcie_unit(pf->cpp);
- snprintf(pf_symbol, sizeof(pf_symbol), NFP_QLVL_SYM_NAME, pf_id);
- sym = nfp_abm_ctrl_find_q_rtsym(pf, pf_symbol, NFP_QLVL_STRIDE);
+ /* Check if Qdisc offloads are supported */
+ res = nfp_pf_rtsym_read_optional(pf, NFP_RED_SUPPORT_SYM_NAME, 1);
+ if (res < 0)
+ return res;
+ abm->red_support = res;
+
+ /* Read count of prios and prio bands */
+ res = nfp_pf_rtsym_read_optional(pf, NFP_NUM_BANDS_SYM_NAME, 1);
+ if (res < 0)
+ return res;
+ abm->num_bands = res;
+
+ res = nfp_pf_rtsym_read_optional(pf, NFP_NUM_PRIOS_SYM_NAME, 1);
+ if (res < 0)
+ return res;
+ abm->num_prios = res;
+
+ /* Read available actions */
+ res = nfp_pf_rtsym_read_optional(pf, NFP_ACT_MASK_SYM_NAME,
+ BIT(NFP_ABM_ACT_MARK_DROP));
+ if (res < 0)
+ return res;
+ abm->action_mask = res;
+
+ abm->prio_map_len = nfp_abm_ctrl_prio_map_size(abm);
+ abm->dscp_mask = GENMASK(7, 8 - order_base_2(abm->num_prios));
+
+ /* Check values are sane, U16_MAX is arbitrarily chosen as max */
+ if (!is_power_of_2(abm->num_bands) || !is_power_of_2(abm->num_prios) ||
+ abm->num_bands > U16_MAX || abm->num_prios > U16_MAX ||
+ (abm->num_bands == 1) != (abm->num_prios == 1)) {
+ nfp_err(pf->cpp,
+ "invalid priomap description num bands: %u and num prios: %u\n",
+ abm->num_bands, abm->num_prios);
+ return -EINVAL;
+ }
+
+ /* Find level and stat symbols */
+ if (!abm->red_support)
+ return 0;
+
+ sym = nfp_abm_ctrl_find_q_rtsym(abm, NFP_QLVL_SYM_NAME,
+ NFP_QLVL_STRIDE);
if (IS_ERR(sym))
return PTR_ERR(sym);
abm->q_lvls = sym;
- snprintf(pf_symbol, sizeof(pf_symbol), NFP_QMSTAT_SYM_NAME, pf_id);
- sym = nfp_abm_ctrl_find_q_rtsym(pf, pf_symbol, NFP_QMSTAT_STRIDE);
+ sym = nfp_abm_ctrl_find_q_rtsym(abm, NFP_QMSTAT_SYM_NAME,
+ NFP_QMSTAT_STRIDE);
if (IS_ERR(sym))
return PTR_ERR(sym);
abm->qm_stats = sym;
+ if (nfp_abm_has_prio(abm)) {
+ sym = nfp_abm_ctrl_find_q_rtsym(abm, NFP_Q_STAT_SYM_NAME,
+ NFP_Q_STAT_STRIDE);
+ if (IS_ERR(sym))
+ return PTR_ERR(sym);
+ abm->q_stats = sym;
+ }
+
return 0;
}
--
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