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authorLinus Torvalds <torvalds@linux-foundation.org>2025-10-03 18:35:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2025-10-03 18:35:22 -0700
commit2ccb4d203fe4bec72fb333ccc2feb71a462c188d (patch)
tree36ee1cf5092d2de98dd304ab00c1483303148b40 /drivers/net/ethernet/broadcom/bnxt
parente56ebe27a00dee1e083621b67ec23310d8e0319a (diff)
parente6d736bd08902ba53460df1b62ee4218bbd17d9b (diff)
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma
Pull rdma updates from Jason Gunthorpe: "A new Pensando ionic driver, a new Gen 3 HW support for Intel irdma, and lots of small bnxt_re improvements. - Small bug fixes and improves to hfi1, efa, mlx5, erdma, rdmarvt, siw - Allow userspace access to IB service records through the rdmacm - Optimize dma mapping for erdma - Fix shutdown of the GSI QP in mana - Support relaxed ordering MR and fix a corruption bug with mlx5 DMA Data Direct - Many improvement to bnxt_re: - Debugging features and counters - Improve performance of some commands - Change flow_label reporting in completions - Mirror vnic - RDMA flow support - New RDMA driver for Pensando Ethernet devices: ionic - Gen 3 hardware support for the Intel irdma driver - Fix rdma routing resolution with VRFs" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (85 commits) RDMA/ionic: Fix memory leak of admin q_wr RDMA/siw: Always report immediate post SQ errors RDMA/bnxt_re: improve clarity in ALLOC_PAGE handler RDMA/irdma: Remove unused struct irdma_cq fields RDMA/irdma: Fix positive vs negative error codes in irdma_post_send() RDMA/bnxt_re: Remove non-statistics counters from hw_counters RDMA/bnxt_re: Add debugfs info entry for device and resource information RDMA/bnxt_re: Fix incorrect errno used in function comments RDMA: Use %pe format specifier for error pointers RDMA/ionic: Use ether_addr_copy instead of memcpy RDMA/ionic: Fix build failure on SPARC due to xchg() operand size RDMA/rxe: Fix race in do_task() when draining IB/sa: Fix sa_local_svc_timeout_ms read race IB/ipoib: Ignore L3 master device RDMA/core: Use route entry flag to decide on loopback traffic RDMA/core: Resolve MAC of next-hop device without ARP support RDMA/core: Squash a single user static function RDMA/irdma: Update Kconfig RDMA/irdma: Extend CQE Error and Flush Handling for GEN3 Devices RDMA/irdma: Add Atomic Operations support ...
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.h3
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c6
3 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 1d0e0e7362bd..3fc33b1b4dfb 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -9705,6 +9705,8 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
flags_ext3 = le32_to_cpu(resp->flags_ext3);
if (flags_ext3 & FUNC_QCAPS_RESP_FLAGS_EXT3_ROCE_VF_DYN_ALLOC_SUPPORT)
bp->fw_cap |= BNXT_FW_CAP_ROCE_VF_DYN_ALLOC_SUPPORT;
+ if (flags_ext3 & FUNC_QCAPS_RESP_FLAGS_EXT3_MIRROR_ON_ROCE_SUPPORTED)
+ bp->fw_cap |= BNXT_FW_CAP_MIRROR_ON_ROCE;
bp->tx_push_thresh = 0;
if ((flags & FUNC_QCAPS_RESP_FLAGS_PUSH_MODE_SUPPORTED) &&
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 06a4c2afdf8a..741b2d854789 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -2514,6 +2514,7 @@ struct bnxt {
#define BNXT_FW_CAP_VNIC_RE_FLUSH BIT_ULL(40)
#define BNXT_FW_CAP_SW_MAX_RESOURCE_LIMITS BIT_ULL(41)
#define BNXT_FW_CAP_NPAR_1_2 BIT_ULL(42)
+ #define BNXT_FW_CAP_MIRROR_ON_ROCE BIT_ULL(43)
u32 fw_dbg_cap;
@@ -2537,6 +2538,8 @@ struct bnxt {
((bp)->fw_cap & BNXT_FW_CAP_ROCE_VF_RESC_MGMT_SUPPORTED)
#define BNXT_SW_RES_LMT(bp) \
((bp)->fw_cap & BNXT_FW_CAP_SW_MAX_RESOURCE_LIMITS)
+#define BNXT_MIRROR_ON_ROCE_CAP(bp) \
+ ((bp)->fw_cap & BNXT_FW_CAP_MIRROR_ON_ROCE)
u32 hwrm_spec_code;
u16 hwrm_cmd_seq;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
index 61cf201bb0dc..f8c2c72b382d 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
@@ -100,6 +100,12 @@ void bnxt_set_dflt_ulp_stat_ctxs(struct bnxt *bp)
if (BNXT_PF(bp) && !bp->pf.port_id &&
bp->port_count > 1)
bp->edev->ulp_num_ctxs++;
+
+ /* Reserve one additional stat_ctx when the device is capable
+ * of supporting port mirroring on RDMA device.
+ */
+ if (BNXT_MIRROR_ON_ROCE_CAP(bp))
+ bp->edev->ulp_num_ctxs++;
}
}