int type, int chan_id);
static int nix_update_mce_rule(struct rvu *rvu, u16 pcifunc,
int type, bool add);
+static int nix_setup_ipolicers(struct rvu *rvu,
+ struct nix_hw *nix_hw, int blkaddr);
+static void nix_ipolicer_freemem(struct nix_hw *nix_hw);
+static int nix_verify_bandprof(struct nix_cn10k_aq_enq_req *req,
+ struct nix_hw *nix_hw, u16 pcifunc);
+static int nix_free_all_bandprof(struct rvu *rvu, u16 pcifunc);
+static void nix_clear_ratelimit_aggr(struct rvu *rvu, struct nix_hw *nix_hw,
+ u32 leaf_prof);
enum mc_tbl_sz {
MC_TBL_SZ_256,
pfvf = rvu_get_pfvf(rvu, pcifunc);
nixlf = rvu_get_lf(rvu, block, pcifunc, 0);
- /* Skip NIXLF check for broadcast MCE entry init */
- if (!(!rsp && req->ctype == NIX_AQ_CTYPE_MCE)) {
+ /* Skip NIXLF check for broadcast MCE entry and bandwidth profile
+ * operations done by AF itself.
+ */
+ if (!((!rsp && req->ctype == NIX_AQ_CTYPE_MCE) ||
+ (req->ctype == NIX_AQ_CTYPE_BANDPROF && !pcifunc))) {
if (!pfvf->nixlf || nixlf < 0)
return NIX_AF_ERR_AF_LF_INVALID;
}
if (rsp)
rc = NIX_AF_ERR_AQ_ENQUEUE;
break;
+ case NIX_AQ_CTYPE_BANDPROF:
+ if (nix_verify_bandprof((struct nix_cn10k_aq_enq_req *)req,
+ nix_hw, pcifunc))
+ rc = NIX_AF_ERR_INVALID_BANDPROF;
+ break;
default:
rc = NIX_AF_ERR_AQ_ENQUEUE;
}
else if (req->ctype == NIX_AQ_CTYPE_MCE)
memcpy(mask, &req->mce_mask,
sizeof(struct nix_rx_mce_s));
+ else if (req->ctype == NIX_AQ_CTYPE_BANDPROF)
+ memcpy(mask, &req->prof_mask,
+ sizeof(struct nix_bandprof_s));
fallthrough;
case NIX_AQ_INSTOP_INIT:
if (req->ctype == NIX_AQ_CTYPE_RQ)
memcpy(ctx, &req->rss, sizeof(struct nix_rsse_s));
else if (req->ctype == NIX_AQ_CTYPE_MCE)
memcpy(ctx, &req->mce, sizeof(struct nix_rx_mce_s));
+ else if (req->ctype == NIX_AQ_CTYPE_BANDPROF)
+ memcpy(ctx, &req->prof, sizeof(struct nix_bandprof_s));
break;
case NIX_AQ_INSTOP_NOP:
case NIX_AQ_INSTOP_READ:
else if (req->ctype == NIX_AQ_CTYPE_MCE)
memcpy(&rsp->mce, ctx,
sizeof(struct nix_rx_mce_s));
+ else if (req->ctype == NIX_AQ_CTYPE_BANDPROF)
+ memcpy(&rsp->prof, ctx,
+ sizeof(struct nix_bandprof_s));
}
}
if (err)
return err;
+ err = nix_setup_ipolicers(rvu, nix_hw, blkaddr);
+ if (err)
+ return err;
+
err = nix_af_mark_format_setup(rvu, nix_hw, blkaddr);
if (err)
return err;
kfree(txsch->schq.bmap);
}
+ nix_ipolicer_freemem(nix_hw);
+
vlan = &nix_hw->txvlan;
kfree(vlan->rsrc.bmap);
mutex_destroy(&vlan->rsrc_lock);
}
nix_ctx_free(rvu, pfvf);
+
+ nix_free_all_bandprof(rvu, pcifunc);
}
#define NIX_AF_LFX_TX_CFG_PTP_EN BIT_ULL(32)
if (from_vf)
ether_addr_copy(pfvf->mac_addr, pfvf->default_mac);
}
+
+/* NIX ingress policers or bandwidth profiles APIs */
+static void nix_config_rx_pkt_policer_precolor(struct rvu *rvu, int blkaddr)
+{
+ struct npc_lt_def_cfg defs, *ltdefs;
+
+ ltdefs = &defs;
+ memcpy(ltdefs, rvu->kpu.lt_def, sizeof(struct npc_lt_def_cfg));
+
+ /* Extract PCP and DEI fields from outer VLAN from byte offset
+ * 2 from the start of LB_PTR (ie TAG).
+ * VLAN0 is Outer VLAN and VLAN1 is Inner VLAN. Inner VLAN
+ * fields are considered when 'Tunnel enable' is set in profile.
+ */
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_DEF_VLAN0_PCP_DEI,
+ (2UL << 12) | (ltdefs->ovlan.lid << 8) |
+ (ltdefs->ovlan.ltype_match << 4) |
+ ltdefs->ovlan.ltype_mask);
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_DEF_VLAN1_PCP_DEI,
+ (2UL << 12) | (ltdefs->ivlan.lid << 8) |
+ (ltdefs->ivlan.ltype_match << 4) |
+ ltdefs->ivlan.ltype_mask);
+
+ /* DSCP field in outer and tunneled IPv4 packets */
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_DEF_OIP4_DSCP,
+ (1UL << 12) | (ltdefs->rx_oip4.lid << 8) |
+ (ltdefs->rx_oip4.ltype_match << 4) |
+ ltdefs->rx_oip4.ltype_mask);
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_DEF_IIP4_DSCP,
+ (1UL << 12) | (ltdefs->rx_iip4.lid << 8) |
+ (ltdefs->rx_iip4.ltype_match << 4) |
+ ltdefs->rx_iip4.ltype_mask);
+
+ /* DSCP field (traffic class) in outer and tunneled IPv6 packets */
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_DEF_OIP6_DSCP,
+ (1UL << 11) | (ltdefs->rx_oip6.lid << 8) |
+ (ltdefs->rx_oip6.ltype_match << 4) |
+ ltdefs->rx_oip6.ltype_mask);
+ rvu_write64(rvu, blkaddr, NIX_AF_RX_DEF_IIP6_DSCP,
+ (1UL << 11) | (ltdefs->rx_iip6.lid << 8) |
+ (ltdefs->rx_iip6.ltype_match << 4) |
+ ltdefs->rx_iip6.ltype_mask);
+}
+
+static int nix_init_policer_context(struct rvu *rvu, struct nix_hw *nix_hw,
+ int layer, int prof_idx)
+{
+ struct nix_cn10k_aq_enq_req aq_req;
+ int rc;
+
+ memset(&aq_req, 0, sizeof(struct nix_cn10k_aq_enq_req));
+
+ aq_req.qidx = (prof_idx & 0x3FFF) | (layer << 14);
+ aq_req.ctype = NIX_AQ_CTYPE_BANDPROF;
+ aq_req.op = NIX_AQ_INSTOP_INIT;
+
+ /* Context is all zeros, submit to AQ */
+ rc = rvu_nix_blk_aq_enq_inst(rvu, nix_hw,
+ (struct nix_aq_enq_req *)&aq_req, NULL);
+ if (rc)
+ dev_err(rvu->dev, "Failed to INIT bandwidth profile layer %d profile %d\n",
+ layer, prof_idx);
+ return rc;
+}
+
+static int nix_setup_ipolicers(struct rvu *rvu,
+ struct nix_hw *nix_hw, int blkaddr)
+{
+ struct rvu_hwinfo *hw = rvu->hw;
+ struct nix_ipolicer *ipolicer;
+ int err, layer, prof_idx;
+ u64 cfg;
+
+ cfg = rvu_read64(rvu, blkaddr, NIX_AF_CONST);
+ if (!(cfg & BIT_ULL(61))) {
+ hw->cap.ipolicer = false;
+ return 0;
+ }
+
+ hw->cap.ipolicer = true;
+ nix_hw->ipolicer = devm_kcalloc(rvu->dev, BAND_PROF_NUM_LAYERS,
+ sizeof(*ipolicer), GFP_KERNEL);
+ if (!nix_hw->ipolicer)
+ return -ENOMEM;
+
+ cfg = rvu_read64(rvu, blkaddr, NIX_AF_PL_CONST);
+
+ for (layer = 0; layer < BAND_PROF_NUM_LAYERS; layer++) {
+ ipolicer = &nix_hw->ipolicer[layer];
+ switch (layer) {
+ case BAND_PROF_LEAF_LAYER:
+ ipolicer->band_prof.max = cfg & 0XFFFF;
+ break;
+ case BAND_PROF_MID_LAYER:
+ ipolicer->band_prof.max = (cfg >> 16) & 0XFFFF;
+ break;
+ case BAND_PROF_TOP_LAYER:
+ ipolicer->band_prof.max = (cfg >> 32) & 0XFFFF;
+ break;
+ }
+
+ if (!ipolicer->band_prof.max)
+ continue;
+
+ err = rvu_alloc_bitmap(&ipolicer->band_prof);
+ if (err)
+ return err;
+
+ ipolicer->pfvf_map = devm_kcalloc(rvu->dev,
+ ipolicer->band_prof.max,
+ sizeof(u16), GFP_KERNEL);
+ if (!ipolicer->pfvf_map)
+ return -ENOMEM;
+
+ ipolicer->match_id = devm_kcalloc(rvu->dev,
+ ipolicer->band_prof.max,
+ sizeof(u16), GFP_KERNEL);
+ if (!ipolicer->match_id)
+ return -ENOMEM;
+
+ for (prof_idx = 0;
+ prof_idx < ipolicer->band_prof.max; prof_idx++) {
+ /* Set AF as current owner for INIT ops to succeed */
+ ipolicer->pfvf_map[prof_idx] = 0x00;
+
+ /* There is no enable bit in the profile context,
+ * so no context disable. So let's INIT them here
+ * so that PF/VF later on have to just do WRITE to
+ * setup policer rates and config.
+ */
+ err = nix_init_policer_context(rvu, nix_hw,
+ layer, prof_idx);
+ if (err)
+ return err;
+ }
+
+ /* Allocate memory for maintaining ref_counts for MID level
+ * profiles, this will be needed for leaf layer profiles'
+ * aggregation.
+ */
+ if (layer != BAND_PROF_MID_LAYER)
+ continue;
+
+ ipolicer->ref_count = devm_kcalloc(rvu->dev,
+ ipolicer->band_prof.max,
+ sizeof(u16), GFP_KERNEL);
+ }
+
+ /* Set policer timeunit to 2us ie (19 + 1) * 100 nsec = 2us */
+ rvu_write64(rvu, blkaddr, NIX_AF_PL_TS, 19);
+
+ nix_config_rx_pkt_policer_precolor(rvu, blkaddr);
+
+ return 0;
+}
+
+static void nix_ipolicer_freemem(struct nix_hw *nix_hw)
+{
+ struct nix_ipolicer *ipolicer;
+ int layer;
+
+ for (layer = 0; layer < BAND_PROF_NUM_LAYERS; layer++) {
+ ipolicer = &nix_hw->ipolicer[layer];
+
+ if (!ipolicer->band_prof.max)
+ continue;
+
+ kfree(ipolicer->band_prof.bmap);
+ }
+}
+
+static int nix_verify_bandprof(struct nix_cn10k_aq_enq_req *req,
+ struct nix_hw *nix_hw, u16 pcifunc)
+{
+ struct nix_ipolicer *ipolicer;
+ int layer, hi_layer, prof_idx;
+
+ /* Bits [15:14] in profile index represent layer */
+ layer = (req->qidx >> 14) & 0x03;
+ prof_idx = req->qidx & 0x3FFF;
+
+ ipolicer = &nix_hw->ipolicer[layer];
+ if (prof_idx >= ipolicer->band_prof.max)
+ return -EINVAL;
+
+ /* Check if the profile is allocated to the requesting PCIFUNC or not
+ * with the exception of AF. AF is allowed to read and update contexts.
+ */
+ if (pcifunc && ipolicer->pfvf_map[prof_idx] != pcifunc)
+ return -EINVAL;
+
+ /* If this profile is linked to higher layer profile then check
+ * if that profile is also allocated to the requesting PCIFUNC
+ * or not.
+ */
+ if (!req->prof.hl_en)
+ return 0;
+
+ /* Leaf layer profile can link only to mid layer and
+ * mid layer to top layer.
+ */
+ if (layer == BAND_PROF_LEAF_LAYER)
+ hi_layer = BAND_PROF_MID_LAYER;
+ else if (layer == BAND_PROF_MID_LAYER)
+ hi_layer = BAND_PROF_TOP_LAYER;
+ else
+ return -EINVAL;
+
+ ipolicer = &nix_hw->ipolicer[hi_layer];
+ prof_idx = req->prof.band_prof_id;
+ if (prof_idx >= ipolicer->band_prof.max ||
+ ipolicer->pfvf_map[prof_idx] != pcifunc)
+ return -EINVAL;
+
+ return 0;
+}
+
+int rvu_mbox_handler_nix_bandprof_alloc(struct rvu *rvu,
+ struct nix_bandprof_alloc_req *req,
+ struct nix_bandprof_alloc_rsp *rsp)
+{
+ int blkaddr, layer, prof, idx, err;
+ u16 pcifunc = req->hdr.pcifunc;
+ struct nix_ipolicer *ipolicer;
+ struct nix_hw *nix_hw;
+
+ if (!rvu->hw->cap.ipolicer)
+ return NIX_AF_ERR_IPOLICER_NOTSUPP;
+
+ err = nix_get_struct_ptrs(rvu, pcifunc, &nix_hw, &blkaddr);
+ if (err)
+ return err;
+
+ mutex_lock(&rvu->rsrc_lock);
+ for (layer = 0; layer < BAND_PROF_NUM_LAYERS; layer++) {
+ if (layer == BAND_PROF_INVAL_LAYER)
+ continue;
+ if (!req->prof_count[layer])
+ continue;
+
+ ipolicer = &nix_hw->ipolicer[layer];
+ for (idx = 0; idx < req->prof_count[layer]; idx++) {
+ /* Allocate a max of 'MAX_BANDPROF_PER_PFFUNC' profiles */
+ if (idx == MAX_BANDPROF_PER_PFFUNC)
+ break;
+
+ prof = rvu_alloc_rsrc(&ipolicer->band_prof);
+ if (prof < 0)
+ break;
+ rsp->prof_count[layer]++;
+ rsp->prof_idx[layer][idx] = prof;
+ ipolicer->pfvf_map[prof] = pcifunc;
+ }
+ }
+ mutex_unlock(&rvu->rsrc_lock);
+ return 0;
+}
+
+static int nix_free_all_bandprof(struct rvu *rvu, u16 pcifunc)
+{
+ int blkaddr, layer, prof_idx, err;
+ struct nix_ipolicer *ipolicer;
+ struct nix_hw *nix_hw;
+
+ if (!rvu->hw->cap.ipolicer)
+ return NIX_AF_ERR_IPOLICER_NOTSUPP;
+
+ err = nix_get_struct_ptrs(rvu, pcifunc, &nix_hw, &blkaddr);
+ if (err)
+ return err;
+
+ mutex_lock(&rvu->rsrc_lock);
+ /* Free all the profiles allocated to the PCIFUNC */
+ for (layer = 0; layer < BAND_PROF_NUM_LAYERS; layer++) {
+ if (layer == BAND_PROF_INVAL_LAYER)
+ continue;
+ ipolicer = &nix_hw->ipolicer[layer];
+
+ for (prof_idx = 0; prof_idx < ipolicer->band_prof.max; prof_idx++) {
+ if (ipolicer->pfvf_map[prof_idx] != pcifunc)
+ continue;
+
+ /* Clear ratelimit aggregation, if any */
+ if (layer == BAND_PROF_LEAF_LAYER &&
+ ipolicer->match_id[prof_idx])
+ nix_clear_ratelimit_aggr(rvu, nix_hw, prof_idx);
+
+ ipolicer->pfvf_map[prof_idx] = 0x00;
+ ipolicer->match_id[prof_idx] = 0;
+ rvu_free_rsrc(&ipolicer->band_prof, prof_idx);
+ }
+ }
+ mutex_unlock(&rvu->rsrc_lock);
+ return 0;
+}
+
+int rvu_mbox_handler_nix_bandprof_free(struct rvu *rvu,
+ struct nix_bandprof_free_req *req,
+ struct msg_rsp *rsp)
+{
+ int blkaddr, layer, prof_idx, idx, err;
+ u16 pcifunc = req->hdr.pcifunc;
+ struct nix_ipolicer *ipolicer;
+ struct nix_hw *nix_hw;
+
+ if (req->free_all)
+ return nix_free_all_bandprof(rvu, pcifunc);
+
+ if (!rvu->hw->cap.ipolicer)
+ return NIX_AF_ERR_IPOLICER_NOTSUPP;
+
+ err = nix_get_struct_ptrs(rvu, pcifunc, &nix_hw, &blkaddr);
+ if (err)
+ return err;
+
+ mutex_lock(&rvu->rsrc_lock);
+ /* Free the requested profile indices */
+ for (layer = 0; layer < BAND_PROF_NUM_LAYERS; layer++) {
+ if (layer == BAND_PROF_INVAL_LAYER)
+ continue;
+ if (!req->prof_count[layer])
+ continue;
+
+ ipolicer = &nix_hw->ipolicer[layer];
+ for (idx = 0; idx < req->prof_count[layer]; idx++) {
+ prof_idx = req->prof_idx[layer][idx];
+ if (prof_idx >= ipolicer->band_prof.max ||
+ ipolicer->pfvf_map[prof_idx] != pcifunc)
+ continue;
+
+ /* Clear ratelimit aggregation, if any */
+ if (layer == BAND_PROF_LEAF_LAYER &&
+ ipolicer->match_id[prof_idx])
+ nix_clear_ratelimit_aggr(rvu, nix_hw, prof_idx);
+
+ ipolicer->pfvf_map[prof_idx] = 0x00;
+ ipolicer->match_id[prof_idx] = 0;
+ rvu_free_rsrc(&ipolicer->band_prof, prof_idx);
+ if (idx == MAX_BANDPROF_PER_PFFUNC)
+ break;
+ }
+ }
+ mutex_unlock(&rvu->rsrc_lock);
+ return 0;
+}
+
+static int nix_aq_context_read(struct rvu *rvu, struct nix_hw *nix_hw,
+ struct nix_cn10k_aq_enq_req *aq_req,
+ struct nix_cn10k_aq_enq_rsp *aq_rsp,
+ u16 pcifunc, u8 ctype, u32 qidx)
+{
+ memset(aq_req, 0, sizeof(struct nix_cn10k_aq_enq_req));
+ aq_req->hdr.pcifunc = pcifunc;
+ aq_req->ctype = ctype;
+ aq_req->op = NIX_AQ_INSTOP_READ;
+ aq_req->qidx = qidx;
+
+ return rvu_nix_blk_aq_enq_inst(rvu, nix_hw,
+ (struct nix_aq_enq_req *)aq_req,
+ (struct nix_aq_enq_rsp *)aq_rsp);
+}
+
+static int nix_ipolicer_map_leaf_midprofs(struct rvu *rvu,
+ struct nix_hw *nix_hw,
+ struct nix_cn10k_aq_enq_req *aq_req,
+ struct nix_cn10k_aq_enq_rsp *aq_rsp,
+ u32 leaf_prof, u16 mid_prof)
+{
+ memset(aq_req, 0, sizeof(struct nix_cn10k_aq_enq_req));
+ aq_req->hdr.pcifunc = 0x00;
+ aq_req->ctype = NIX_AQ_CTYPE_BANDPROF;
+ aq_req->op = NIX_AQ_INSTOP_WRITE;
+ aq_req->qidx = leaf_prof;
+
+ aq_req->prof.band_prof_id = mid_prof;
+ aq_req->prof_mask.band_prof_id = GENMASK(6, 0);
+ aq_req->prof.hl_en = 1;
+ aq_req->prof_mask.hl_en = 1;
+
+ return rvu_nix_blk_aq_enq_inst(rvu, nix_hw,
+ (struct nix_aq_enq_req *)aq_req,
+ (struct nix_aq_enq_rsp *)aq_rsp);
+}
+
+int rvu_nix_setup_ratelimit_aggr(struct rvu *rvu, u16 pcifunc,
+ u16 rq_idx, u16 match_id)
+{
+ int leaf_prof, mid_prof, leaf_match;
+ struct nix_cn10k_aq_enq_req aq_req;
+ struct nix_cn10k_aq_enq_rsp aq_rsp;
+ struct nix_ipolicer *ipolicer;
+ struct nix_hw *nix_hw;
+ int blkaddr, idx, rc;
+
+ if (!rvu->hw->cap.ipolicer)
+ return 0;
+
+ rc = nix_get_struct_ptrs(rvu, pcifunc, &nix_hw, &blkaddr);
+ if (rc)
+ return rc;
+
+ /* Fetch the RQ's context to see if policing is enabled */
+ rc = nix_aq_context_read(rvu, nix_hw, &aq_req, &aq_rsp, pcifunc,
+ NIX_AQ_CTYPE_RQ, rq_idx);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to fetch RQ%d context of PFFUNC 0x%x\n",
+ __func__, rq_idx, pcifunc);
+ return rc;
+ }
+
+ if (!aq_rsp.rq.policer_ena)
+ return 0;
+
+ /* Get the bandwidth profile ID mapped to this RQ */
+ leaf_prof = aq_rsp.rq.band_prof_id;
+
+ ipolicer = &nix_hw->ipolicer[BAND_PROF_LEAF_LAYER];
+ ipolicer->match_id[leaf_prof] = match_id;
+
+ /* Check if any other leaf profile is marked with same match_id */
+ for (idx = 0; idx < ipolicer->band_prof.max; idx++) {
+ if (idx == leaf_prof)
+ continue;
+ if (ipolicer->match_id[idx] != match_id)
+ continue;
+
+ leaf_match = idx;
+ break;
+ }
+
+ if (idx == ipolicer->band_prof.max)
+ return 0;
+
+ /* Fetch the matching profile's context to check if it's already
+ * mapped to a mid level profile.
+ */
+ rc = nix_aq_context_read(rvu, nix_hw, &aq_req, &aq_rsp, 0x00,
+ NIX_AQ_CTYPE_BANDPROF, leaf_match);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to fetch context of leaf profile %d\n",
+ __func__, leaf_match);
+ return rc;
+ }
+
+ ipolicer = &nix_hw->ipolicer[BAND_PROF_MID_LAYER];
+ if (aq_rsp.prof.hl_en) {
+ /* Get Mid layer prof index and map leaf_prof index
+ * also such that flows that are being steered
+ * to different RQs and marked with same match_id
+ * are rate limited in a aggregate fashion
+ */
+ mid_prof = aq_rsp.prof.band_prof_id;
+ rc = nix_ipolicer_map_leaf_midprofs(rvu, nix_hw,
+ &aq_req, &aq_rsp,
+ leaf_prof, mid_prof);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to map leaf(%d) and mid(%d) profiles\n",
+ __func__, leaf_prof, mid_prof);
+ goto exit;
+ }
+
+ mutex_lock(&rvu->rsrc_lock);
+ ipolicer->ref_count[mid_prof]++;
+ mutex_unlock(&rvu->rsrc_lock);
+ goto exit;
+ }
+
+ /* Allocate a mid layer profile and
+ * map both 'leaf_prof' and 'leaf_match' profiles to it.
+ */
+ mutex_lock(&rvu->rsrc_lock);
+ mid_prof = rvu_alloc_rsrc(&ipolicer->band_prof);
+ if (mid_prof < 0) {
+ dev_err(rvu->dev,
+ "%s: Unable to allocate mid layer profile\n", __func__);
+ mutex_unlock(&rvu->rsrc_lock);
+ goto exit;
+ }
+ mutex_unlock(&rvu->rsrc_lock);
+ ipolicer->pfvf_map[mid_prof] = 0x00;
+ ipolicer->ref_count[mid_prof] = 0;
+
+ /* Initialize mid layer profile same as 'leaf_prof' */
+ rc = nix_aq_context_read(rvu, nix_hw, &aq_req, &aq_rsp, 0x00,
+ NIX_AQ_CTYPE_BANDPROF, leaf_prof);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to fetch context of leaf profile %d\n",
+ __func__, leaf_prof);
+ goto exit;
+ }
+
+ memset(&aq_req, 0, sizeof(struct nix_cn10k_aq_enq_req));
+ aq_req.hdr.pcifunc = 0x00;
+ aq_req.qidx = (mid_prof & 0x3FFF) | (BAND_PROF_MID_LAYER << 14);
+ aq_req.ctype = NIX_AQ_CTYPE_BANDPROF;
+ aq_req.op = NIX_AQ_INSTOP_WRITE;
+ memcpy(&aq_req.prof, &aq_rsp.prof, sizeof(struct nix_bandprof_s));
+ /* Clear higher layer enable bit in the mid profile, just in case */
+ aq_req.prof.hl_en = 0;
+ aq_req.prof_mask.hl_en = 1;
+
+ rc = rvu_nix_blk_aq_enq_inst(rvu, nix_hw,
+ (struct nix_aq_enq_req *)&aq_req, NULL);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to INIT context of mid layer profile %d\n",
+ __func__, mid_prof);
+ goto exit;
+ }
+
+ /* Map both leaf profiles to this mid layer profile */
+ rc = nix_ipolicer_map_leaf_midprofs(rvu, nix_hw,
+ &aq_req, &aq_rsp,
+ leaf_prof, mid_prof);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to map leaf(%d) and mid(%d) profiles\n",
+ __func__, leaf_prof, mid_prof);
+ goto exit;
+ }
+
+ mutex_lock(&rvu->rsrc_lock);
+ ipolicer->ref_count[mid_prof]++;
+ mutex_unlock(&rvu->rsrc_lock);
+
+ rc = nix_ipolicer_map_leaf_midprofs(rvu, nix_hw,
+ &aq_req, &aq_rsp,
+ leaf_match, mid_prof);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to map leaf(%d) and mid(%d) profiles\n",
+ __func__, leaf_match, mid_prof);
+ ipolicer->ref_count[mid_prof]--;
+ goto exit;
+ }
+
+ mutex_lock(&rvu->rsrc_lock);
+ ipolicer->ref_count[mid_prof]++;
+ mutex_unlock(&rvu->rsrc_lock);
+
+exit:
+ return rc;
+}
+
+/* Called with mutex rsrc_lock */
+static void nix_clear_ratelimit_aggr(struct rvu *rvu, struct nix_hw *nix_hw,
+ u32 leaf_prof)
+{
+ struct nix_cn10k_aq_enq_req aq_req;
+ struct nix_cn10k_aq_enq_rsp aq_rsp;
+ struct nix_ipolicer *ipolicer;
+ u16 mid_prof;
+ int rc;
+
+ mutex_unlock(&rvu->rsrc_lock);
+
+ rc = nix_aq_context_read(rvu, nix_hw, &aq_req, &aq_rsp, 0x00,
+ NIX_AQ_CTYPE_BANDPROF, leaf_prof);
+
+ mutex_lock(&rvu->rsrc_lock);
+ if (rc) {
+ dev_err(rvu->dev,
+ "%s: Failed to fetch context of leaf profile %d\n",
+ __func__, leaf_prof);
+ return;
+ }
+
+ if (!aq_rsp.prof.hl_en)
+ return;
+
+ mid_prof = aq_rsp.prof.band_prof_id;
+ ipolicer = &nix_hw->ipolicer[BAND_PROF_MID_LAYER];
+ ipolicer->ref_count[mid_prof]--;
+ /* If ref_count is zero, free mid layer profile */
+ if (!ipolicer->ref_count[mid_prof]) {
+ ipolicer->pfvf_map[mid_prof] = 0x00;
+ rvu_free_rsrc(&ipolicer->band_prof, mid_prof);
+ }
+}
projects / users / hch / xfs.git / commitdiff