git: 91fcacc35597 - main - if_bnxt: Add support for VLAN on Thor
Date: Fri, 04 Nov 2022 22:55:52 UTC
The branch main has been updated by imp:
URL: https://cgit.FreeBSD.org/src/commit/?id=91fcacc355971f74aa26fc7861020dc3a2a2d717
commit 91fcacc355971f74aa26fc7861020dc3a2a2d717
Author: Sumit Saxena <sumit.saxena@broadcom.com>
AuthorDate: 2022-11-04 22:24:32 +0000
Commit: Warner Losh <imp@FreeBSD.org>
CommitDate: 2022-11-04 22:24:32 +0000
if_bnxt: Add support for VLAN on Thor
Reviewed by: imp
Differential Revision: https://reviews.freebsd.org/D36443
---
sys/dev/bnxt/bnxt.h | 3 +-
sys/dev/bnxt/bnxt_hwrm.c | 110 ++++++++++++++++++++++++++++-------------------
sys/dev/bnxt/bnxt_hwrm.h | 7 ++-
sys/dev/bnxt/if_bnxt.c | 7 ++-
4 files changed, 74 insertions(+), 53 deletions(-)
diff --git a/sys/dev/bnxt/bnxt.h b/sys/dev/bnxt/bnxt.h
index 9638ad78fb6d..4cf93f1c7eeb 100644
--- a/sys/dev/bnxt/bnxt.h
+++ b/sys/dev/bnxt/bnxt.h
@@ -396,7 +396,7 @@ struct bnxt_vf_info {
struct bnxt_vlan_tag {
SLIST_ENTRY(bnxt_vlan_tag) next;
- uint16_t tpid;
+ uint64_t filter_id;
uint16_t tag;
};
@@ -419,7 +419,6 @@ struct bnxt_vnic_info {
#define BNXT_VNIC_FLAG_VLAN_STRIP 0x04
uint64_t filter_id;
- uint32_t flow_id;
uint16_t rss_id;
uint32_t rss_hash_type;
diff --git a/sys/dev/bnxt/bnxt_hwrm.c b/sys/dev/bnxt/bnxt_hwrm.c
index ebcfc5ef03ff..40c47ffe372c 100644
--- a/sys/dev/bnxt/bnxt_hwrm.c
+++ b/sys/dev/bnxt/bnxt_hwrm.c
@@ -1379,64 +1379,29 @@ bnxt_hwrm_cfa_l2_set_rx_mask(struct bnxt_softc *softc,
struct bnxt_vnic_info *vnic)
{
struct hwrm_cfa_l2_set_rx_mask_input req = {0};
- struct bnxt_vlan_tag *tag;
- uint32_t *tags;
- uint32_t num_vlan_tags = 0;
- uint32_t i;
uint32_t mask = vnic->rx_mask;
- int rc;
-
- SLIST_FOREACH(tag, &vnic->vlan_tags, next)
- num_vlan_tags++;
-
- if (num_vlan_tags) {
- if (!(mask &
- HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_ANYVLAN_NONVLAN)) {
- if (!vnic->vlan_only)
- mask |= HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLAN_NONVLAN;
- else
- mask |=
- HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLANONLY;
- }
- if (vnic->vlan_tag_list.idi_vaddr) {
- iflib_dma_free(&vnic->vlan_tag_list);
- vnic->vlan_tag_list.idi_vaddr = NULL;
- }
- rc = iflib_dma_alloc(softc->ctx, 4 * num_vlan_tags,
- &vnic->vlan_tag_list, BUS_DMA_NOWAIT);
- if (rc)
- return rc;
- tags = (uint32_t *)vnic->vlan_tag_list.idi_vaddr;
- i = 0;
- SLIST_FOREACH(tag, &vnic->vlan_tags, next) {
- tags[i] = htole32((tag->tpid << 16) | tag->tag);
- i++;
- }
- }
bnxt_hwrm_cmd_hdr_init(softc, &req, HWRM_CFA_L2_SET_RX_MASK);
req.vnic_id = htole32(vnic->id);
req.mask = htole32(mask);
req.mc_tbl_addr = htole64(vnic->mc_list.idi_paddr);
req.num_mc_entries = htole32(vnic->mc_list_count);
- req.vlan_tag_tbl_addr = htole64(vnic->vlan_tag_list.idi_paddr);
- req.num_vlan_tags = htole32(num_vlan_tags);
return hwrm_send_message(softc, &req, sizeof(req));
}
int
-bnxt_hwrm_free_filter(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic)
+bnxt_hwrm_l2_filter_free(struct bnxt_softc *softc, uint64_t filter_id)
{
struct hwrm_cfa_l2_filter_free_input req = {0};
int rc = 0;
- if (vnic->filter_id == -1)
+ if (filter_id == -1)
return rc;
bnxt_hwrm_cmd_hdr_init(softc, &req, HWRM_CFA_L2_FILTER_FREE);
- req.l2_filter_id = htole64(vnic->filter_id);
+ req.l2_filter_id = htole64(filter_id);
BNXT_HWRM_LOCK(softc);
rc = _hwrm_send_message(softc, &req, sizeof(req));
@@ -1449,16 +1414,40 @@ fail:
}
int
-bnxt_hwrm_set_filter(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic)
+bnxt_hwrm_free_filter(struct bnxt_softc *softc)
+{
+ struct bnxt_vnic_info *vnic = &softc->vnic_info;
+ struct bnxt_vlan_tag *tag;
+ int rc = 0;
+
+ rc = bnxt_hwrm_l2_filter_free(softc, softc->vnic_info.filter_id);
+ if (rc)
+ goto end;
+
+ SLIST_FOREACH(tag, &vnic->vlan_tags, next) {
+ rc = bnxt_hwrm_l2_filter_free(softc, tag->filter_id);
+ if (rc)
+ goto end;
+ tag->filter_id = -1;
+ }
+
+end:
+ return rc;
+}
+
+int
+bnxt_hwrm_l2_filter_alloc(struct bnxt_softc *softc, uint16_t vlan_tag,
+ uint64_t *filter_id)
{
struct hwrm_cfa_l2_filter_alloc_input req = {0};
struct hwrm_cfa_l2_filter_alloc_output *resp;
+ struct bnxt_vnic_info *vnic = &softc->vnic_info;
uint32_t enables = 0;
int rc = 0;
- if (vnic->filter_id != -1) {
- device_printf(softc->dev,
- "Attempt to re-allocate l2 ctx filter\n");
+ if (*filter_id != -1) {
+ device_printf(softc->dev, "Attempt to re-allocate l2 ctx "
+ "filter (fid: 0x%lx)\n", *filter_id);
return EDOOFUS;
}
@@ -1469,6 +1458,17 @@ bnxt_hwrm_set_filter(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic)
enables = HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_ADDR
| HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_ADDR_MASK
| HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_DST_ID;
+
+ if (vlan_tag != 0xffff) {
+ enables |=
+ HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_IVLAN |
+ HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_IVLAN_MASK |
+ HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_NUM_VLANS;
+ req.l2_ivlan_mask = 0xffff;
+ req.l2_ivlan = vlan_tag;
+ req.num_vlans = 1;
+ }
+
req.enables = htole32(enables);
req.dst_id = htole16(vnic->id);
memcpy(req.l2_addr, if_getlladdr(iflib_get_ifp(softc->ctx)),
@@ -1480,14 +1480,34 @@ bnxt_hwrm_set_filter(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic)
if (rc)
goto fail;
- vnic->filter_id = le64toh(resp->l2_filter_id);
- vnic->flow_id = le64toh(resp->flow_id);
-
+ *filter_id = le64toh(resp->l2_filter_id);
fail:
BNXT_HWRM_UNLOCK(softc);
return (rc);
}
+int
+bnxt_hwrm_set_filter(struct bnxt_softc *softc)
+{
+ struct bnxt_vnic_info *vnic = &softc->vnic_info;
+ struct bnxt_vlan_tag *tag;
+ int rc = 0;
+
+ rc = bnxt_hwrm_l2_filter_alloc(softc, 0xffff, &vnic->filter_id);
+ if (rc)
+ goto end;
+
+ SLIST_FOREACH(tag, &vnic->vlan_tags, next) {
+ rc = bnxt_hwrm_l2_filter_alloc(softc, tag->tag,
+ &tag->filter_id);
+ if (rc)
+ goto end;
+ }
+
+end:
+ return rc;
+}
+
int
bnxt_hwrm_rss_cfg(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic,
uint32_t hash_type)
diff --git a/sys/dev/bnxt/bnxt_hwrm.h b/sys/dev/bnxt/bnxt_hwrm.h
index ad308f0bbbdd..8033ddb50136 100644
--- a/sys/dev/bnxt/bnxt_hwrm.h
+++ b/sys/dev/bnxt/bnxt_hwrm.h
@@ -70,8 +70,11 @@ int bnxt_hwrm_ring_grp_alloc(struct bnxt_softc *softc,
int bnxt_hwrm_ring_grp_free(struct bnxt_softc *softc, struct bnxt_grp_info *gr);
int bnxt_hwrm_cfa_l2_set_rx_mask(struct bnxt_softc *softc,
struct bnxt_vnic_info *vnic);
-int bnxt_hwrm_set_filter(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic);
-int bnxt_hwrm_free_filter(struct bnxt_softc *softc, struct bnxt_vnic_info *vnc);
+int bnxt_hwrm_set_filter(struct bnxt_softc *softc);
+int bnxt_hwrm_free_filter(struct bnxt_softc *softc);
+int bnxt_hwrm_l2_filter_alloc(struct bnxt_softc *softc, uint16_t vlan_tag,
+ uint64_t *filter_id);
+int bnxt_hwrm_l2_filter_free(struct bnxt_softc *softc, uint64_t filter_id);
int bnxt_hwrm_rss_cfg(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic,
uint32_t hash_type);
int bnxt_cfg_async_cr(struct bnxt_softc *softc);
diff --git a/sys/dev/bnxt/if_bnxt.c b/sys/dev/bnxt/if_bnxt.c
index c63b47da4a89..bc6dd1c2b1c5 100644
--- a/sys/dev/bnxt/if_bnxt.c
+++ b/sys/dev/bnxt/if_bnxt.c
@@ -653,7 +653,6 @@ bnxt_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs,
/* And finally, the VNIC */
softc->vnic_info.id = (uint16_t)HWRM_NA_SIGNATURE;
- softc->vnic_info.flow_id = (uint16_t)HWRM_NA_SIGNATURE;
softc->vnic_info.filter_id = -1;
softc->vnic_info.def_ring_grp = (uint16_t)HWRM_NA_SIGNATURE;
softc->vnic_info.cos_rule = (uint16_t)HWRM_NA_SIGNATURE;
@@ -1649,7 +1648,7 @@ bnxt_hwrm_resource_free(struct bnxt_softc *softc)
if (rc)
goto fail;
}
- rc = bnxt_hwrm_free_filter(softc, &softc->vnic_info);
+ rc = bnxt_hwrm_free_filter(softc);
if (rc)
goto fail;
@@ -1850,7 +1849,7 @@ skip_def_cp_ring:
rc = bnxt_hwrm_vnic_set_hds(softc, &softc->vnic_info);
if (rc)
goto fail;
- rc = bnxt_hwrm_set_filter(softc, &softc->vnic_info);
+ rc = bnxt_hwrm_set_filter(softc);
if (rc)
goto fail;
@@ -2406,7 +2405,7 @@ bnxt_vlan_register(if_ctx_t ctx, uint16_t vtag)
if (new_tag == NULL)
return;
new_tag->tag = vtag;
- new_tag->tpid = 8100;
+ new_tag->filter_id = -1;
SLIST_INSERT_HEAD(&softc->vnic_info.vlan_tags, new_tag, next);
};