| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20250917040839.1924698-6-michael.chan@broadcom.com>
Date: Tue, 16 Sep 2025 21:08:34 -0700
From: Michael Chan <michael.chan@...adcom.com>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
andrew+netdev@...n.ch,
pavan.chebbi@...adcom.com,
andrew.gospodarek@...adcom.com,
Shruti Parab <shruti.parab@...adcom.com>,
Hongguang Gao <hongguang.gao@...adcom.com>
Subject: [PATCH net-next v2 05/10] bnxt_en: Add fw log trace support for 5731X/5741X chips
From: Shruti Parab <shruti.parab@...adcom.com>
These older chips now support the fw log traces via backing store
qcaps_v2. No other backing store memory types are supported besides
the fw trace types.
Reviewed-by: Hongguang Gao <hongguang.gao@...adcom.com>
Reviewed-by: Andy Gospodarek <andrew.gospodarek@...adcom.com>
Signed-off-by: Shruti Parab <shruti.parab@...adcom.com>
Signed-off-by: Michael Chan <michael.chan@...adcom.com>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 9 +++++++--
drivers/net/ethernet/broadcom/bnxt/bnxt.h | 3 ++-
drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c | 3 ++-
drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.h | 1 +
4 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index b4732276f0ca..481395691a9d 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -265,6 +265,7 @@ const u16 bnxt_bstore_to_trace[] = {
[BNXT_CTX_CA1] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_CA1_TRACE,
[BNXT_CTX_CA2] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_CA2_TRACE,
[BNXT_CTX_RIGP1] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_RIGP1_TRACE,
+ [BNXT_CTX_KONG] = DBG_LOG_BUFFER_FLUSH_REQ_TYPE_AFM_KONG_HWRM_TRACE,
};
static struct workqueue_struct *bnxt_pf_wq;
@@ -9158,7 +9159,7 @@ static int bnxt_backing_store_cfg_v2(struct bnxt *bp)
int rc = 0;
u16 type;
- for (type = BNXT_CTX_SRT; type <= BNXT_CTX_RIGP1; type++) {
+ for (type = BNXT_CTX_SRT; type <= BNXT_CTX_KONG; type++) {
ctxm = &ctx->ctx_arr[type];
if (!bnxt_bs_trace_avail(bp, type))
continue;
@@ -9309,6 +9310,10 @@ static int bnxt_alloc_ctx_mem(struct bnxt *bp)
if (!ctx || (ctx->flags & BNXT_CTX_FLAG_INITED))
return 0;
+ ena = 0;
+ if (!(bp->flags & BNXT_FLAG_CHIP_P5_PLUS))
+ goto skip_legacy;
+
ctxm = &ctx->ctx_arr[BNXT_CTX_QP];
l2_qps = ctxm->qp_l2_entries;
qp1_qps = ctxm->qp_qp1_entries;
@@ -9317,7 +9322,6 @@ static int bnxt_alloc_ctx_mem(struct bnxt *bp)
ctxm = &ctx->ctx_arr[BNXT_CTX_SRQ];
srqs = ctxm->srq_l2_entries;
max_srqs = ctxm->max_entries;
- ena = 0;
if ((bp->flags & BNXT_FLAG_ROCE_CAP) && !is_kdump_kernel()) {
pg_lvl = 2;
if (BNXT_SW_RES_LMT(bp)) {
@@ -9411,6 +9415,7 @@ static int bnxt_alloc_ctx_mem(struct bnxt *bp)
ena |= FUNC_BACKING_STORE_CFG_REQ_ENABLES_TQM_SP << i;
ena |= FUNC_BACKING_STORE_CFG_REQ_DFLT_ENABLES;
+skip_legacy:
if (bp->fw_cap & BNXT_FW_CAP_BACKING_STORE_V2)
rc = bnxt_backing_store_cfg_v2(bp);
else
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 1bb2a5de88cd..37c3f6507250 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1968,10 +1968,11 @@ struct bnxt_ctx_mem_type {
#define BNXT_CTX_CA1 FUNC_BACKING_STORE_QCAPS_V2_REQ_TYPE_CA1_TRACE
#define BNXT_CTX_CA2 FUNC_BACKING_STORE_QCAPS_V2_REQ_TYPE_CA2_TRACE
#define BNXT_CTX_RIGP1 FUNC_BACKING_STORE_QCAPS_V2_REQ_TYPE_RIGP1_TRACE
+#define BNXT_CTX_KONG FUNC_BACKING_STORE_QCAPS_V2_REQ_TYPE_AFM_KONG_HWRM_TRACE
#define BNXT_CTX_MAX (BNXT_CTX_TIM + 1)
#define BNXT_CTX_L2_MAX (BNXT_CTX_FTQM + 1)
-#define BNXT_CTX_V2_MAX (BNXT_CTX_RIGP1 + 1)
+#define BNXT_CTX_V2_MAX (BNXT_CTX_KONG + 1)
#define BNXT_CTX_INV ((u16)-1)
struct bnxt_ctx_mem_info {
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c
index 18d6c94d5cb8..a0a37216efb3 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c
@@ -36,6 +36,7 @@ static const u16 bnxt_bstore_to_seg_id[] = {
[BNXT_CTX_CA1] = BNXT_CTX_MEM_SEG_CA1,
[BNXT_CTX_CA2] = BNXT_CTX_MEM_SEG_CA2,
[BNXT_CTX_RIGP1] = BNXT_CTX_MEM_SEG_RIGP1,
+ [BNXT_CTX_KONG] = BNXT_CTX_MEM_SEG_KONG,
};
static int bnxt_dbg_hwrm_log_buffer_flush(struct bnxt *bp, u16 type, u32 flags,
@@ -359,7 +360,7 @@ static u32 bnxt_get_ctx_coredump(struct bnxt *bp, void *buf, u32 offset,
if (buf)
buf += offset;
- for (type = 0 ; type <= BNXT_CTX_RIGP1; type++) {
+ for (type = 0; type <= BNXT_CTX_KONG; type++) {
struct bnxt_ctx_mem_type *ctxm = &ctx->ctx_arr[type];
bool trace = bnxt_bs_trace_avail(bp, type);
u32 seg_id = bnxt_bstore_to_seg_id[type];
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.h
index d1cd6387f3ab..8d0f58c74cc3 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.h
@@ -102,6 +102,7 @@ struct bnxt_driver_segment_record {
#define BNXT_CTX_MEM_SEG_CA1 0x9
#define BNXT_CTX_MEM_SEG_CA2 0xa
#define BNXT_CTX_MEM_SEG_RIGP1 0xb
+#define BNXT_CTX_MEM_SEG_KONG 0xd
#define BNXT_CRASH_DUMP_LEN (8 << 20)
--
2.51.0
Powered by blists - more mailing lists