common/cnxk: add ROC errata list

Created roc_errata.h to list the errata handled in userspace drivers.
Added no_drop_re, cq_min_size_4k, no_fc_stype_ststp, no_drop_aging,
no_vwqe_flush_op etc erratas.

Signed-off-by: Rahul Bhansali <rbhansali@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/common/cnxk/roc_api.h b/drivers/common/cnxk/roc_api.h
index de7452bf55c83f7ce0f02c19189be4d14e45f936..072f16d77d8e310017bd73dda6590e6a9b5a8988 100644 (file)
--- a/drivers/common/cnxk/roc_api.h
+++ b/drivers/common/cnxk/roc_api.h
@@ -47,6 +47,9 @@
 /* Model */
 #include "roc_model.h"
 
+/* HW Errata */
+#include "roc_errata.h"
+
 /* Mbox */
 #include "roc_mbox.h"
 

diff --git a/drivers/common/cnxk/roc_errata.h b/drivers/common/cnxk/roc_errata.h
new file mode 100644 (file)
index 0000000..31162d5
--- /dev/null
+++ b/drivers/common/cnxk/roc_errata.h
@@ -0,0 +1,80 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2022 Marvell.
+ */
+#ifndef _ROC_ERRATA_H_
+#define _ROC_ERRATA_H_
+
+/* Errata IPBUNIXRX-40129 */
+static inline bool
+roc_errata_nix_has_no_drop_re(void)
+{
+       return (roc_model_is_cn10ka_a0() || roc_model_is_cnf10ka_a0() ||
+               roc_model_is_cnf10kb_a0());
+}
+
+/* Errata NIX-34873 */
+static inline bool
+roc_errata_nix_has_cq_min_size_4k(void)
+{
+       return (roc_model_is_cn96_a0() || roc_model_is_cn95_a0());
+}
+
+/* Errata IPBUNPA-37480 */
+static inline bool
+roc_errata_npa_has_no_fc_stype_ststp(void)
+{
+       return roc_model_is_cn10ka_a0() ? true : false;
+}
+
+/* Errata IPBUNIXTX-39337 */
+static inline bool
+roc_errata_nix_has_no_drop_aging(void)
+{
+       return (roc_model_is_cn10ka_a0() || roc_model_is_cnf10ka_a0() ||
+               roc_model_is_cnf10kb_a0());
+}
+
+/* Errata IPBUNIXRX-40130 */
+static inline bool
+roc_errata_nix_has_no_vwqe_flush_op(void)
+{
+       return (roc_model_is_cn10ka_a0() || roc_model_is_cnf10ka_a0() ||
+               roc_model_is_cnf10kb_a0());
+}
+
+/* Errata IPBURVUM-38481 */
+static inline bool
+roc_errata_ruvm_has_no_interrupt_with_msixen(void)
+{
+       return true;
+}
+
+/* Errata IPBUNIXTX-39300 */
+static inline bool
+roc_errata_nix_has_assign_incorrect_qintidx(void)
+{
+       return true;
+}
+
+/* Errata IPBUCPT-38551 */
+static inline bool
+roc_errata_cpt_has_use_incorrect_ldwb(void)
+{
+       return true;
+}
+
+/* Errata IPBUNIXTX-39322 */
+static inline bool
+roc_errata_nix_has_overwrite_incorrect_sq_intr(void)
+{
+       return true;
+}
+
+/* Errata IPBUNIXTX-39248 */
+static inline bool
+roc_errata_nix_has_perf_issue_on_stats_update(void)
+{
+       return true;
+}
+
+#endif /* _ROC_ERRATA_H_ */

diff --git a/drivers/common/cnxk/roc_nix_inl_dev.c b/drivers/common/cnxk/roc_nix_inl_dev.c
index 5a032aab52c18d2e221924e1038265fde76a991e..51f1f6807be37c50c781aae8ee5c0db299d13102 100644 (file)
--- a/drivers/common/cnxk/roc_nix_inl_dev.c
+++ b/drivers/common/cnxk/roc_nix_inl_dev.c
@@ -358,8 +358,7 @@ nix_inl_nix_setup(struct nix_inl_dev *inl_dev)
        req->rx_cfg = NIX_INL_LF_RX_CFG;
        req->flags = NIX_LF_RSS_TAG_LSB_AS_ADDER;
 
-       if (roc_model_is_cn10ka_a0() || roc_model_is_cnf10ka_a0() ||
-           roc_model_is_cnf10kb_a0())
+       if (roc_errata_nix_has_no_drop_re())
                req->rx_cfg &= ~ROC_NIX_LF_RX_CFG_DROP_RE;
 
        rc = mbox_process_msg(mbox, (void *)&rsp);

diff --git a/drivers/common/cnxk/roc_nix_queue.c b/drivers/common/cnxk/roc_nix_queue.c
index 7d271854f4198cd211f74c38f351bc278cad88e1..07dab4b74f807488d55c33eebf949361e0d21f26 100644 (file)
--- a/drivers/common/cnxk/roc_nix_queue.c
+++ b/drivers/common/cnxk/roc_nix_queue.c
@@ -527,7 +527,7 @@ roc_nix_cq_init(struct roc_nix *roc_nix, struct roc_nix_cq *cq)
        /* Map CQ0 [RQ0] to CINT0 and so on till max 64 irqs */
        cq_ctx->cint_idx = cq->qid;
 
-       if (roc_model_is_cn96_a0() || roc_model_is_cn95_a0()) {
+       if (roc_errata_nix_has_cq_min_size_4k()) {
                const float rx_cq_skid = NIX_CQ_FULL_ERRATA_SKID;
                uint16_t min_rx_drop;
 
@@ -658,7 +658,7 @@ sqb_pool_populate(struct roc_nix *roc_nix, struct roc_nix_sq *sq)
 
        memset(&aura, 0, sizeof(aura));
        aura.fc_ena = 1;
-       if (roc_model_is_cn9k() || roc_model_is_cn10ka_a0())
+       if (roc_model_is_cn9k() || roc_errata_npa_has_no_fc_stype_ststp())
                aura.fc_stype = 0x0; /* STF */
        else
                aura.fc_stype = 0x3; /* STSTP */

diff --git a/drivers/common/cnxk/roc_nix_tm_ops.c b/drivers/common/cnxk/roc_nix_tm_ops.c
index 1d9a02bc06bfac4032a9c306f84b0366ec73ce73..5884ce5114fc2ab0497d9bdbb66e521cac632d2e 100644 (file)
--- a/drivers/common/cnxk/roc_nix_tm_ops.c
+++ b/drivers/common/cnxk/roc_nix_tm_ops.c
@@ -38,7 +38,7 @@ roc_nix_tm_sq_aura_fc(struct roc_nix_sq *sq, bool enable)
 
        req->aura.fc_ena = enable;
        req->aura_mask.fc_ena = 1;
-       if (roc_model_is_cn9k() || roc_model_is_cn10ka_a0()) {
+       if (roc_model_is_cn9k() || roc_errata_npa_has_no_fc_stype_ststp()) {
                req->aura.fc_stype = 0x0;      /* STF */
                req->aura_mask.fc_stype = 0x0; /* STF */
        } else {