-/*
- * 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
*/
#include "bcm_osal.h"
#define SPQ_BLOCK_DELAY_MAX_ITER (10)
#define SPQ_BLOCK_DELAY_US (10)
-#define SPQ_BLOCK_SLEEP_MAX_ITER (1000)
+#define SPQ_BLOCK_SLEEP_MAX_ITER (200)
#define SPQ_BLOCK_SLEEP_MS (5)
/***************************************************************************
* Blocking Imp. (BLOCK/EBLOCK mode)
***************************************************************************/
-static void ecore_spq_blocking_cb(struct ecore_hwfn *p_hwfn,
- void *cookie,
- union event_ring_data *data,
+static void ecore_spq_blocking_cb(struct ecore_hwfn *p_hwfn, void *cookie,
+ union event_ring_data OSAL_UNUSED * data,
u8 fw_return_code)
{
struct ecore_spq_comp_done *comp_done;
u32 iter_cnt;
comp_done = (struct ecore_spq_comp_done *)p_ent->comp_cb.cookie;
- iter_cnt = sleep_between_iter ? SPQ_BLOCK_SLEEP_MAX_ITER
+ iter_cnt = sleep_between_iter ? p_hwfn->p_spq->block_sleep_max_iter
: SPQ_BLOCK_DELAY_MAX_ITER;
+#ifndef ASIC_ONLY
+ if (CHIP_REV_IS_EMUL(p_hwfn->p_dev) && sleep_between_iter)
+ iter_cnt *= 5;
+#endif
while (iter_cnt--) {
OSAL_POLL_MODE_DPC(p_hwfn);
u8 *p_fw_ret, bool skip_quick_poll)
{
struct ecore_spq_comp_done *comp_done;
+ struct ecore_ptt *p_ptt;
enum _ecore_status_t rc;
/* A relatively short polling period w/o sleeping, to allow the FW to
if (rc == ECORE_SUCCESS)
return ECORE_SUCCESS;
+ p_ptt = ecore_ptt_acquire(p_hwfn);
+ if (!p_ptt)
+ return ECORE_AGAIN;
+
DP_INFO(p_hwfn, "Ramrod is stuck, requesting MCP drain\n");
- rc = ecore_mcp_drain(p_hwfn, p_hwfn->p_main_ptt);
+ rc = ecore_mcp_drain(p_hwfn, p_ptt);
+ ecore_ptt_release(p_hwfn, p_ptt);
if (rc != ECORE_SUCCESS) {
DP_NOTICE(p_hwfn, true, "MCP drain failed\n");
goto err;
return ECORE_BUSY;
}
+void ecore_set_spq_block_timeout(struct ecore_hwfn *p_hwfn,
+ u32 spq_timeout_ms)
+{
+ p_hwfn->p_spq->block_sleep_max_iter = spq_timeout_ms ?
+ spq_timeout_ms / SPQ_BLOCK_SLEEP_MS :
+ SPQ_BLOCK_SLEEP_MAX_ITER;
+}
+
/***************************************************************************
* SPQ entries inner API
***************************************************************************/
/***************************************************************************
* HSI access
***************************************************************************/
+
+#define XSTORM_CORE_CONN_AG_CTX_DQ_CF_EN_MASK 0x1
+#define XSTORM_CORE_CONN_AG_CTX_DQ_CF_EN_SHIFT 0
+#define XSTORM_CORE_CONN_AG_CTX_DQ_CF_ACTIVE_MASK 0x1
+#define XSTORM_CORE_CONN_AG_CTX_DQ_CF_ACTIVE_SHIFT 7
+#define XSTORM_CORE_CONN_AG_CTX_SLOW_PATH_EN_MASK 0x1
+#define XSTORM_CORE_CONN_AG_CTX_SLOW_PATH_EN_SHIFT 4
+#define XSTORM_CORE_CONN_AG_CTX_CONSOLID_PROD_CF_EN_MASK 0x1
+#define XSTORM_CORE_CONN_AG_CTX_CONSOLID_PROD_CF_EN_SHIFT 6
+
static void ecore_spq_hw_initialize(struct ecore_hwfn *p_hwfn,
struct ecore_spq *p_spq)
{
- struct ecore_cxt_info cxt_info;
+ __le32 *p_spq_base_lo, *p_spq_base_hi;
+ struct regpair *p_consolid_base_addr;
+ u8 *p_flags1, *p_flags9, *p_flags10;
struct core_conn_context *p_cxt;
- enum _ecore_status_t rc;
+ struct ecore_cxt_info cxt_info;
+ u32 core_conn_context_size;
+ __le16 *p_physical_q0;
u16 physical_q;
+ enum _ecore_status_t rc;
cxt_info.iid = p_spq->cid;
rc = ecore_cxt_get_cid_info(p_hwfn, &cxt_info);
- if (rc < 0) {
+ if (rc != ECORE_SUCCESS) {
DP_NOTICE(p_hwfn, true, "Cannot find context info for cid=%d\n",
p_spq->cid);
return;
}
p_cxt = cxt_info.p_cxt;
+ core_conn_context_size = sizeof(*p_cxt);
+ p_flags1 = &p_cxt->xstorm_ag_context.flags1;
+ p_flags9 = &p_cxt->xstorm_ag_context.flags9;
+ p_flags10 = &p_cxt->xstorm_ag_context.flags10;
+ p_physical_q0 = &p_cxt->xstorm_ag_context.physical_q0;
+ p_spq_base_lo = &p_cxt->xstorm_st_context.spq_base_lo;
+ p_spq_base_hi = &p_cxt->xstorm_st_context.spq_base_hi;
+ p_consolid_base_addr = &p_cxt->xstorm_st_context.consolid_base_addr;
/* @@@TBD we zero the context until we have ilt_reset implemented. */
- OSAL_MEM_ZERO(p_cxt, sizeof(*p_cxt));
-
- if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev)) {
- SET_FIELD(p_cxt->xstorm_ag_context.flags10,
- E4_XSTORM_CORE_CONN_AG_CTX_DQ_CF_EN, 1);
- SET_FIELD(p_cxt->xstorm_ag_context.flags1,
- E4_XSTORM_CORE_CONN_AG_CTX_DQ_CF_ACTIVE, 1);
- /* SET_FIELD(p_cxt->xstorm_ag_context.flags10,
- * E4_XSTORM_CORE_CONN_AG_CTX_SLOW_PATH_EN, 1);
- */
- SET_FIELD(p_cxt->xstorm_ag_context.flags9,
- E4_XSTORM_CORE_CONN_AG_CTX_CONSOLID_PROD_CF_EN, 1);
- }
+ OSAL_MEM_ZERO(p_cxt, core_conn_context_size);
+
+ SET_FIELD(*p_flags10, XSTORM_CORE_CONN_AG_CTX_DQ_CF_EN, 1);
+ SET_FIELD(*p_flags1, XSTORM_CORE_CONN_AG_CTX_DQ_CF_ACTIVE, 1);
+ SET_FIELD(*p_flags9, XSTORM_CORE_CONN_AG_CTX_CONSOLID_PROD_CF_EN, 1);
/* CDU validation - FIXME currently disabled */
/* QM physical queue */
physical_q = ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_LB);
- p_cxt->xstorm_ag_context.physical_q0 = OSAL_CPU_TO_LE16(physical_q);
+ *p_physical_q0 = OSAL_CPU_TO_LE16(physical_q);
- p_cxt->xstorm_st_context.spq_base_lo =
- DMA_LO_LE(p_spq->chain.p_phys_addr);
- p_cxt->xstorm_st_context.spq_base_hi =
- DMA_HI_LE(p_spq->chain.p_phys_addr);
+ *p_spq_base_lo = DMA_LO_LE(p_spq->chain.p_phys_addr);
+ *p_spq_base_hi = DMA_HI_LE(p_spq->chain.p_phys_addr);
- DMA_REGPAIR_LE(p_cxt->xstorm_st_context.consolid_base_addr,
+ DMA_REGPAIR_LE(*p_consolid_base_addr,
p_hwfn->p_consq->chain.p_phys_addr);
}
struct ecore_spq_entry *p_ent)
{
struct ecore_chain *p_chain = &p_hwfn->p_spq->chain;
+ struct core_db_data *p_db_data = &p_spq->db_data;
u16 echo = ecore_chain_get_prod_idx(p_chain);
struct slow_path_element *elem;
- struct core_db_data db;
p_ent->elem.hdr.echo = OSAL_CPU_TO_LE16(echo);
elem = ecore_chain_produce(p_chain);
return ECORE_INVAL;
}
- *elem = p_ent->elem; /* struct assignment */
+ *elem = p_ent->elem; /* Struct assignment */
- /* send a doorbell on the slow hwfn session */
- OSAL_MEMSET(&db, 0, sizeof(db));
- SET_FIELD(db.params, CORE_DB_DATA_DEST, DB_DEST_XCM);
- SET_FIELD(db.params, CORE_DB_DATA_AGG_CMD, DB_AGG_CMD_SET);
- SET_FIELD(db.params, CORE_DB_DATA_AGG_VAL_SEL,
- DQ_XCM_CORE_SPQ_PROD_CMD);
- db.agg_flags = DQ_XCM_CORE_DQ_CF_CMD;
- db.spq_prod = OSAL_CPU_TO_LE16(ecore_chain_get_prod_idx(p_chain));
+ p_db_data->spq_prod =
+ OSAL_CPU_TO_LE16(ecore_chain_get_prod_idx(p_chain));
- /* make sure the SPQE is updated before the doorbell */
+ /* Make sure the SPQE is updated before the doorbell */
OSAL_WMB(p_hwfn->p_dev);
- DOORBELL(p_hwfn, DB_ADDR(p_spq->cid, DQ_DEMS_LEGACY),
- *(u32 *)&db);
+ DOORBELL(p_hwfn, p_spq->db_addr_offset, *(u32 *)p_db_data);
- /* make sure doorbell is rang */
+ /* Make sure doorbell is rang */
OSAL_WMB(p_hwfn->p_dev);
DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ,
"Doorbelled [0x%08x, CID 0x%08x] with Flags: %02x"
" agg_params: %02x, prod: %04x\n",
- DB_ADDR(p_spq->cid, DQ_DEMS_LEGACY), p_spq->cid, db.params,
- db.agg_flags, ecore_chain_get_prod_idx(p_chain));
+ p_spq->db_addr_offset, p_spq->cid, p_db_data->params,
+ p_db_data->agg_flags, ecore_chain_get_prod_idx(p_chain));
return ECORE_SUCCESS;
}
ecore_async_event_completion(struct ecore_hwfn *p_hwfn,
struct event_ring_entry *p_eqe)
{
- switch (p_eqe->protocol_id) {
- case PROTOCOLID_COMMON:
- return ecore_sriov_eqe_event(p_hwfn,
- p_eqe->opcode,
- p_eqe->echo, &p_eqe->data);
- default:
+ ecore_spq_async_comp_cb cb;
+ enum _ecore_status_t rc;
+
+ if (p_eqe->protocol_id >= MAX_PROTOCOL_TYPE) {
+ DP_ERR(p_hwfn, "Wrong protocol: %d\n", p_eqe->protocol_id);
+ return ECORE_INVAL;
+ }
+
+ cb = p_hwfn->p_spq->async_comp_cb[p_eqe->protocol_id];
+ if (!cb) {
DP_NOTICE(p_hwfn,
true, "Unknown Async completion for protocol: %d\n",
p_eqe->protocol_id);
return ECORE_INVAL;
}
+
+ rc = cb(p_hwfn, p_eqe->opcode, p_eqe->echo,
+ &p_eqe->data, p_eqe->fw_return_code);
+ if (rc != ECORE_SUCCESS)
+ DP_NOTICE(p_hwfn, true,
+ "Async completion callback failed, rc = %d [opcode %x, echo %x, fw_return_code %x]",
+ rc, p_eqe->opcode, p_eqe->echo,
+ p_eqe->fw_return_code);
+
+ return rc;
+}
+
+enum _ecore_status_t
+ecore_spq_register_async_cb(struct ecore_hwfn *p_hwfn,
+ enum protocol_type protocol_id,
+ ecore_spq_async_comp_cb cb)
+{
+ if (!p_hwfn->p_spq || (protocol_id >= MAX_PROTOCOL_TYPE))
+ return ECORE_INVAL;
+
+ p_hwfn->p_spq->async_comp_cb[protocol_id] = cb;
+ return ECORE_SUCCESS;
+}
+
+void
+ecore_spq_unregister_async_cb(struct ecore_hwfn *p_hwfn,
+ enum protocol_type protocol_id)
+{
+ if (!p_hwfn->p_spq || (protocol_id >= MAX_PROTOCOL_TYPE))
+ return;
+
+ p_hwfn->p_spq->async_comp_cb[protocol_id] = OSAL_NULL;
}
/***************************************************************************
{
struct ecore_eq *p_eq = cookie;
struct ecore_chain *p_chain = &p_eq->chain;
- enum _ecore_status_t rc = 0;
+ u16 fw_cons_idx = 0;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
+
+ if (!p_hwfn->p_spq) {
+ DP_ERR(p_hwfn, "Unexpected NULL p_spq\n");
+ return ECORE_INVAL;
+ }
/* take a snapshot of the FW consumer */
- u16 fw_cons_idx = OSAL_LE16_TO_CPU(*p_eq->p_fw_cons);
+ fw_cons_idx = OSAL_LE16_TO_CPU(*p_eq->p_fw_cons);
DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "fw_cons_idx %x\n", fw_cons_idx);
while (fw_cons_idx != ecore_chain_get_cons_idx(p_chain)) {
struct event_ring_entry *p_eqe = ecore_chain_consume(p_chain);
if (!p_eqe) {
- rc = ECORE_INVAL;
+ DP_ERR(p_hwfn,
+ "Unexpected NULL chain consumer entry\n");
break;
}
*/
p_eqe->flags);
- if (GET_FIELD(p_eqe->flags, EVENT_RING_ENTRY_ASYNC)) {
- if (ecore_async_event_completion(p_hwfn, p_eqe))
- rc = ECORE_INVAL;
- } else if (ecore_spq_completion(p_hwfn,
- p_eqe->echo,
- p_eqe->fw_return_code,
- &p_eqe->data)) {
- rc = ECORE_INVAL;
- }
+ if (GET_FIELD(p_eqe->flags, EVENT_RING_ENTRY_ASYNC))
+ ecore_async_event_completion(p_hwfn, p_eqe);
+ else
+ ecore_spq_completion(p_hwfn,
+ p_eqe->echo,
+ p_eqe->fw_return_code,
+ &p_eqe->data);
ecore_chain_recycle_consumed(p_chain);
}
/* Allocate EQ struct */
p_eq = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_eq));
if (!p_eq) {
- DP_NOTICE(p_hwfn, true,
+ DP_NOTICE(p_hwfn, false,
"Failed to allocate `struct ecore_eq'\n");
return ECORE_NOMEM;
}
num_elem,
sizeof(union event_ring_element),
&p_eq->chain, OSAL_NULL) != ECORE_SUCCESS) {
- DP_NOTICE(p_hwfn, true, "Failed to allocate eq chain\n");
+ DP_NOTICE(p_hwfn, false, "Failed to allocate eq chain\n");
goto eq_allocate_fail;
}
{
struct ecore_spq *p_spq = p_hwfn->p_spq;
struct ecore_spq_entry *p_virt = OSAL_NULL;
+ struct core_db_data *p_db_data;
+ void OSAL_IOMEM *db_addr;
dma_addr_t p_phys = 0;
u32 i, capacity;
+ enum _ecore_status_t rc;
OSAL_LIST_INIT(&p_spq->pending);
OSAL_LIST_INIT(&p_spq->completion_pending);
/* reset the chain itself */
ecore_chain_reset(&p_spq->chain);
+
+ /* Initialize the address/data of the SPQ doorbell */
+ p_spq->db_addr_offset = DB_ADDR(p_spq->cid, DQ_DEMS_LEGACY);
+ p_db_data = &p_spq->db_data;
+ OSAL_MEM_ZERO(p_db_data, sizeof(*p_db_data));
+ SET_FIELD(p_db_data->params, CORE_DB_DATA_DEST, DB_DEST_XCM);
+ SET_FIELD(p_db_data->params, CORE_DB_DATA_AGG_CMD, DB_AGG_CMD_MAX);
+ SET_FIELD(p_db_data->params, CORE_DB_DATA_AGG_VAL_SEL,
+ DQ_XCM_CORE_SPQ_PROD_CMD);
+ p_db_data->agg_flags = DQ_XCM_CORE_DQ_CF_CMD;
+
+ /* Register the SPQ doorbell with the doorbell recovery mechanism */
+ db_addr = (void *)((u8 *)p_hwfn->doorbells + p_spq->db_addr_offset);
+ rc = ecore_db_recovery_add(p_hwfn->p_dev, db_addr, &p_spq->db_data,
+ DB_REC_WIDTH_32B, DB_REC_KERNEL);
+ if (rc != ECORE_SUCCESS)
+ DP_INFO(p_hwfn,
+ "Failed to register the SPQ doorbell with the doorbell recovery mechanism\n");
}
enum _ecore_status_t ecore_spq_alloc(struct ecore_hwfn *p_hwfn)
p_spq =
OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(struct ecore_spq));
if (!p_spq) {
- DP_NOTICE(p_hwfn, true,
- "Failed to allocate `struct ecore_spq'\n");
+ DP_NOTICE(p_hwfn, false, "Failed to allocate `struct ecore_spq'\n");
return ECORE_NOMEM;
}
0, /* N/A when the mode is SINGLE */
sizeof(struct slow_path_element),
&p_spq->chain, OSAL_NULL)) {
- DP_NOTICE(p_hwfn, true, "Failed to allocate spq chain\n");
+ DP_NOTICE(p_hwfn, false, "Failed to allocate spq chain\n");
goto spq_allocate_fail;
}
p_spq->p_virt = p_virt;
p_spq->p_phys = p_phys;
- OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_spq->lock);
+#ifdef CONFIG_ECORE_LOCK_ALLOC
+ if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_spq->lock))
+ goto spq_allocate_fail;
+#endif
p_hwfn->p_spq = p_spq;
return ECORE_SUCCESS;
void ecore_spq_free(struct ecore_hwfn *p_hwfn)
{
struct ecore_spq *p_spq = p_hwfn->p_spq;
+ void OSAL_IOMEM *db_addr;
u32 capacity;
if (!p_spq)
return;
+ /* Delete the SPQ doorbell from the doorbell recovery mechanism */
+ db_addr = (void *)((u8 *)p_hwfn->doorbells + p_spq->db_addr_offset);
+ ecore_db_recovery_del(p_hwfn->p_dev, db_addr, &p_spq->db_data);
+
if (p_spq->p_virt) {
capacity = ecore_chain_get_capacity(&p_spq->chain);
OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
}
ecore_chain_free(p_hwfn->p_dev, &p_spq->chain);
+#ifdef CONFIG_ECORE_LOCK_ALLOC
OSAL_SPIN_LOCK_DEALLOC(&p_spq->lock);
+#endif
+
OSAL_FREE(p_hwfn->p_dev, p_spq);
}
if (OSAL_LIST_IS_EMPTY(&p_spq->free_pool)) {
p_ent = OSAL_ZALLOC(p_hwfn->p_dev, GFP_ATOMIC, sizeof(*p_ent));
if (!p_ent) {
- DP_NOTICE(p_hwfn, true,
- "Failed to allocate an SPQ entry for a pending"
- " ramrod\n");
+ DP_NOTICE(p_hwfn, false, "Failed to allocate an SPQ entry for a pending ramrod\n");
rc = ECORE_NOMEM;
goto out_unlock;
}
struct ecore_spq_entry *found = OSAL_NULL;
enum _ecore_status_t rc;
- if (!p_hwfn)
- return ECORE_INVAL;
-
p_spq = p_hwfn->p_spq;
- if (!p_spq)
+ if (!p_spq) {
+ DP_ERR(p_hwfn, "Unexpected NULL p_spq\n");
return ECORE_INVAL;
+ }
OSAL_SPIN_LOCK(&p_spq->lock);
OSAL_LIST_FOR_EACH_ENTRY_SAFE(p_ent,
p_consq =
OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_consq));
if (!p_consq) {
- DP_NOTICE(p_hwfn, true,
+ DP_NOTICE(p_hwfn, false,
"Failed to allocate `struct ecore_consq'\n");
return ECORE_NOMEM;
}
ECORE_CHAIN_PAGE_SIZE / 0x80,
0x80,
&p_consq->chain, OSAL_NULL) != ECORE_SUCCESS) {
- DP_NOTICE(p_hwfn, true, "Failed to allocate consq chain");
+ DP_NOTICE(p_hwfn, false, "Failed to allocate consq chain");
goto consq_allocate_fail;
}
git.droids-corp.org / dpdk.git / blobdiff