@@ -49,6 +49,8 @@ extern const struct qed_common_ops qed_common_ops_pass;
#define QED_MIN_WIDS (4)
#define QED_PF_DEMS_SIZE (4)
+#define QED_LLH_DONT_CARE 0
+
/* cau states */
enum qed_coalescing_mode {
QED_COAL_MODE_DISABLE,
@@ -1005,4 +1007,12 @@ int qed_mfw_fill_tlv_data(struct qed_hwfn *hwfn,
void qed_hw_info_set_offload_tc(struct qed_hw_info *p_info, u8 tc);
void qed_periodic_db_rec_start(struct qed_hwfn *p_hwfn);
+
+int qed_llh_add_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
+int qed_llh_add_dst_tcp_port_filter(struct qed_dev *cdev, u16 dest_port);
+
+void qed_llh_remove_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
+void qed_llh_remove_dst_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
+
+void qed_llh_clear_all_filters(struct qed_dev *cdev);
#endif /* _QED_H */
@@ -5360,3 +5360,110 @@ void qed_set_fw_mac_addr(__le16 *fw_msb,
((u8 *)fw_lsb)[0] = mac[5];
((u8 *)fw_lsb)[1] = mac[4];
}
+
+static int qed_llh_shadow_remove_all_filters(struct qed_dev *cdev, u8 ppfid)
+{
+ struct qed_llh_info *p_llh_info = cdev->p_llh_info;
+ struct qed_llh_filter_info *p_filters;
+ int rc;
+
+ rc = qed_llh_shadow_sanity(cdev, ppfid, 0, "remove_all");
+ if (rc)
+ return rc;
+
+ p_filters = p_llh_info->pp_filters[ppfid];
+ memset(p_filters, 0, NIG_REG_LLH_FUNC_FILTER_EN_SIZE *
+ sizeof(*p_filters));
+
+ return 0;
+}
+
+int qed_abs_ppfid(struct qed_dev *cdev, u8 rel_ppfid, u8 *p_abs_ppfid)
+{
+ struct qed_llh_info *p_llh_info = cdev->p_llh_info;
+
+ if (rel_ppfid >= p_llh_info->num_ppfid) {
+ DP_NOTICE(cdev,
+ "rel_ppfid %d is not valid, available indices are 0..%hhu\n",
+ rel_ppfid, p_llh_info->num_ppfid - 1);
+
+ return -EINVAL;
+ }
+
+ *p_abs_ppfid = p_llh_info->ppfid_array[rel_ppfid];
+
+ return 0;
+}
+
+void qed_llh_clear_ppfid_filters(struct qed_dev *cdev, u8 ppfid)
+{
+ struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev);
+ struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn);
+ u8 filter_idx, abs_ppfid;
+ int rc = 0;
+
+ if (!p_ptt)
+ return;
+
+ if (!test_bit(QED_MF_LLH_PROTO_CLSS, &cdev->mf_bits) &&
+ !test_bit(QED_MF_LLH_MAC_CLSS, &cdev->mf_bits))
+ goto out;
+
+ rc = qed_abs_ppfid(cdev, ppfid, &abs_ppfid);
+ if (rc)
+ goto out;
+
+ rc = qed_llh_shadow_remove_all_filters(cdev, ppfid);
+ if (rc)
+ goto out;
+
+ for (filter_idx = 0; filter_idx < NIG_REG_LLH_FUNC_FILTER_EN_SIZE;
+ filter_idx++) {
+ rc = qed_llh_remove_filter(p_hwfn, p_ptt,
+ abs_ppfid, filter_idx);
+ if (rc)
+ goto out;
+ }
+out:
+ qed_ptt_release(p_hwfn, p_ptt);
+}
+
+int qed_llh_add_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port)
+{
+ return qed_llh_add_protocol_filter(cdev, 0,
+ QED_LLH_FILTER_TCP_SRC_PORT,
+ src_port, QED_LLH_DONT_CARE);
+}
+
+void qed_llh_remove_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port)
+{
+ qed_llh_remove_protocol_filter(cdev, 0,
+ QED_LLH_FILTER_TCP_SRC_PORT,
+ src_port, QED_LLH_DONT_CARE);
+}
+
+int qed_llh_add_dst_tcp_port_filter(struct qed_dev *cdev, u16 dest_port)
+{
+ return qed_llh_add_protocol_filter(cdev, 0,
+ QED_LLH_FILTER_TCP_DEST_PORT,
+ QED_LLH_DONT_CARE, dest_port);
+}
+
+void qed_llh_remove_dst_tcp_port_filter(struct qed_dev *cdev, u16 dest_port)
+{
+ qed_llh_remove_protocol_filter(cdev, 0,
+ QED_LLH_FILTER_TCP_DEST_PORT,
+ QED_LLH_DONT_CARE, dest_port);
+}
+
+void qed_llh_clear_all_filters(struct qed_dev *cdev)
+{
+ u8 ppfid;
+
+ if (!test_bit(QED_MF_LLH_PROTO_CLSS, &cdev->mf_bits) &&
+ !test_bit(QED_MF_LLH_MAC_CLSS, &cdev->mf_bits))
+ return;
+
+ for (ppfid = 0; ppfid < cdev->p_llh_info->num_ppfid; ppfid++)
+ qed_llh_clear_ppfid_filters(cdev, ppfid);
+}
@@ -844,6 +844,11 @@ static const struct qed_nvmetcp_ops qed_nvmetcp_ops_pass = {
.update_conn = &qed_nvmetcp_update_conn,
.destroy_conn = &qed_nvmetcp_destroy_conn,
.clear_sq = &qed_nvmetcp_clear_conn_sq,
+ .add_src_tcp_port_filter = &qed_llh_add_src_tcp_port_filter,
+ .remove_src_tcp_port_filter = &qed_llh_remove_src_tcp_port_filter,
+ .add_dst_tcp_port_filter = &qed_llh_add_dst_tcp_port_filter,
+ .remove_dst_tcp_port_filter = &qed_llh_remove_dst_tcp_port_filter,
+ .clear_all_filters = &qed_llh_clear_all_filters
};
const struct qed_nvmetcp_ops *qed_get_nvmetcp_ops(void)
@@ -124,6 +124,20 @@ struct qed_nvmetcp_cb_ops {
* @param cdev
* @param handle - the connection handle.
* @return 0 on success, otherwise error value.
+ * @add_src_tcp_port_filter: Add source tcp port filter
+ * @param cdev
+ * @param src_port
+ * @remove_src_tcp_port_filter: Remove source tcp port filter
+ * @param cdev
+ * @param src_port
+ * @add_dst_tcp_port_filter: Add destination tcp port filter
+ * @param cdev
+ * @param dest_port
+ * @remove_dst_tcp_port_filter: Remove destination tcp port filter
+ * @param cdev
+ * @param dest_port
+ * @clear_all_filters: Clear all filters.
+ * @param cdev
*/
struct qed_nvmetcp_ops {
const struct qed_common_ops *common;
@@ -159,6 +173,16 @@ struct qed_nvmetcp_ops {
int (*destroy_conn)(struct qed_dev *cdev, u32 handle, u8 abrt_conn);
int (*clear_sq)(struct qed_dev *cdev, u32 handle);
+
+ int (*add_src_tcp_port_filter)(struct qed_dev *cdev, u16 src_port);
+
+ void (*remove_src_tcp_port_filter)(struct qed_dev *cdev, u16 src_port);
+
+ int (*add_dst_tcp_port_filter)(struct qed_dev *cdev, u16 dest_port);
+
+ void (*remove_dst_tcp_port_filter)(struct qed_dev *cdev, u16 dest_port);
+
+ void (*clear_all_filters)(struct qed_dev *cdev);
};
const struct qed_nvmetcp_ops *qed_get_nvmetcp_ops(void);