-/*
- * Copyright (c) 2016 QLogic Corporation.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2016 - 2018 Cavium Inc.
* All rights reserved.
- * www.qlogic.com
- *
- * See LICENSE.qede_pmd for copyright and licensing details.
+ * www.cavium.com
*/
#ifndef __ECORE_INT_API_H__
#endif
struct ecore_sb_info {
- struct status_block *sb_virt;
+ void *sb_virt; /* ptr to "struct status_block_e{4,5}" */
+ u32 sb_size; /* size of "struct status_block_e{4,5}" */
+ __le16 *sb_pi_array; /* ptr to "sb_virt->pi_array" */
+ __le32 *sb_prod_index; /* ptr to "sb_virt->prod_index" */
+#define STATUS_BLOCK_PROD_INDEX_MASK 0xFFFFFF
+
dma_addr_t sb_phys;
u32 sb_ack; /* Last given ack */
u16 igu_sb_id;
/* barrier(); status block is written to by the chip */
/* FIXME: need some sort of barrier. */
- prod = OSAL_LE32_TO_CPU(sb_info->sb_virt->prod_index) &
- STATUS_BLOCK_PROD_INDEX_MASK;
+ prod = OSAL_LE32_TO_CPU(*sb_info->sb_prod_index) &
+ STATUS_BLOCK_PROD_INDEX_MASK;
if (sb_info->sb_ack != prod) {
sb_info->sb_ack = prod;
rc |= ECORE_SB_IDX;
static OSAL_INLINE void ecore_sb_ack(struct ecore_sb_info *sb_info,
enum igu_int_cmd int_cmd, u8 upd_flg)
{
- struct igu_prod_cons_update igu_ack = { 0 };
+ struct igu_prod_cons_update igu_ack;
+ OSAL_MEMSET(&igu_ack, 0, sizeof(struct igu_prod_cons_update));
igu_ack.sb_id_and_flags =
((sb_info->sb_ack << IGU_PROD_CONS_UPDATE_SB_INDEX_SHIFT) |
(upd_flg << IGU_PROD_CONS_UPDATE_UPDATE_FLAG_SHIFT) |
enum _ecore_status_t
ecore_int_igu_relocate_sb(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
u16 sb_id, bool b_to_vf);
+
+/**
+ * @brief - Doorbell Recovery handler.
+ * Run DB_REAL_DEAL doorbell recovery in case of PF overflow
+ * (and flush DORQ if needed), otherwise run DB_REC_ONCE.
+ *
+ * @param p_hwfn
+ * @param p_ptt
+ */
+enum _ecore_status_t ecore_db_rec_handler(struct ecore_hwfn *p_hwfn,
+ struct ecore_ptt *p_ptt);
#endif