4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * CDDL HEADER START
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * The contents of this file are subject to the terms of the
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * Common Development and Distribution License (the "License").
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * You may not use this file except in compliance with the License.
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * or http://www.opensolaris.org/os/licensing.
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * See the License for the specific language governing permissions
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * and limitations under the License.
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * When distributing Covered Code, include this CDDL HEADER in each
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * If applicable, add the following below this CDDL HEADER, with the
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * fields enclosed by brackets "[]" replaced with your own identifying
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * information: Portions Copyright [yyyy] [name of copyright owner]
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * CDDL HEADER END
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore/* Copyright © 2003-2011 Emulex. All rights reserved. */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * Source file containing Queue handling functions
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanint oce_destroy_q(struct oce_dev *oce, struct oce_mbx *mbx, size_t req_size,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan/* MAil box Queue functions */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_mq_create(struct oce_dev *dev, struct oce_eq *eq, uint32_t q_len);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan/* event queue handling */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_eq_create(struct oce_dev *dev, uint32_t q_len, uint32_t item_size,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan/* completion queue handling */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_cq_create(struct oce_dev *dev, struct oce_eq *eq, uint32_t q_len,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan uint32_t item_size, boolean_t sol_event, boolean_t is_eventable,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan/* Tx WQ functions */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic struct oce_wq *oce_wq_init(struct oce_dev *dev, uint32_t q_len,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic void oce_wq_fini(struct oce_dev *dev, struct oce_wq *wq);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic int oce_wq_create(struct oce_wq *wq, struct oce_eq *eq);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic void oce_wq_del(struct oce_dev *dev, struct oce_wq *wq);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan/* Rx Queue functions */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic struct oce_rq *oce_rq_init(struct oce_dev *dev, uint32_t q_len,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic void oce_rq_fini(struct oce_dev *dev, struct oce_rq *rq);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic int oce_rq_create(struct oce_rq *rq, uint32_t if_id, struct oce_eq *eq);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanstatic void oce_rq_del(struct oce_dev *dev, struct oce_rq *rq);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to create an event queue
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eqcfg - pointer to a config structure containg the eq parameters
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return pointer to EQ; NULL on failure
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_eq_create(struct oce_dev *dev, uint32_t q_len, uint32_t item_size,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* allocate an eq */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan eq = kmem_zalloc(sizeof (struct oce_eq), KM_NOSLEEP);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* allocate mbx */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd = (struct mbx_create_common_eq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan eq->ring = create_ring_buffer(dev, q_len,
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore "EQ ring alloc failed:0x%p", (void *)eq->ring);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan OPCODE_CREATE_COMMON_EQ, MBX_TIMEOUT_SEC,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.num_pages = eq->ring->dbuf->num_pages;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan oce_page_list(eq->ring->dbuf, &fwcmd->params.req.pages[0],
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.eq_ctx.size = (item_size == 4) ? 0 : 1;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.eq_ctx.count = OCE_LOG2(q_len/256);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.eq_ctx.function = dev->fn;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* todo: calculate multiplier from max min and cur */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.eq_ctx.delay_mult = eq_delay;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of mbx */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx.payload_length = sizeof (struct mbx_create_common_eq);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* now post the command */
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore oce_log(dev, CE_WARN, MOD_CONFIG, "EQ create failed: %d", ret);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* interpret the response */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan eq->eq_id = LE_16(fwcmd->params.rsp.eq_id);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "EQ created, eq=0x%p eq_id=0x%x", (void *)eq, eq->eq_id);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Save the eq pointer */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_eq_create */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to delete an event queue
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eq - handle to the eq to be deleted
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return 0=>success, failure otherwise
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_eq_del(struct oce_dev *dev, struct oce_eq *eq)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* drain the residual events */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* destroy the ring */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* send a command to delete the EQ */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd = (struct mbx_destroy_common_eq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to create a completion queue
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eq - optional eq to be associated with to the cq
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * cqcfg - configuration for this queue
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return pointer to the cq created. NULL on failure
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_cq_create(struct oce_dev *dev, struct oce_eq *eq, uint32_t q_len,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan uint32_t item_size, boolean_t sol_event, boolean_t is_eventable,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* create cq */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan cq = kmem_zalloc(sizeof (struct oce_cq), KM_NOSLEEP);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "CQ allocation failed");
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* create the ring buffer for this queue */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan cq->ring = create_ring_buffer(dev, q_len,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "CQ ring alloc failed:0x%p",
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* initialize mailbox */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd = (struct mbx_create_common_cq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill the command header */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan OPCODE_CREATE_COMMON_CQ, MBX_TIMEOUT_SEC,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill command context */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.cq_ctx.eventable = is_eventable;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.cq_ctx.sol_event = sol_event;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.cq_ctx.count = OCE_LOG2(q_len/256);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.cq_ctx.nodelay = nodelay;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.cq_ctx.coalesce_wm = ncoalesce;
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd->params.req.cq_ctx.armed = B_FALSE;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.cq_ctx.eq_id = eq->eq_id;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.cq_ctx.function = dev->fn;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill the rest of the command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.num_pages = cq->ring->dbuf->num_pages;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan oce_page_list(cq->ring->dbuf, &fwcmd->params.req.pages[0],
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of mbx */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx.payload_length = sizeof (struct mbx_create_common_cq);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* now send the mail box */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan cq->cq_cfg.sol_eventable = (uint8_t)sol_event;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* interpret the response */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan cq->cq_id = LE_16(fwcmd->params.rsp.cq_id);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_cq_create */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to delete a completion queue
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * cq - handle to the CQ to delete
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_cq_del(struct oce_dev *dev, struct oce_cq *cq)
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* destroy the ring */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* send a command to delete the CQ */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd = (struct mbx_destroy_common_cq *)&mbx.payload;
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Reset the handler */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* release the eq */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_cq_del */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to create an MQ
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eq - the EQ to associate with the MQ for event notification
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * q_len - the number of entries to create in the MQ
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return pointer to the created MQ, failure otherwise
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_mq_create(struct oce_dev *dev, struct oce_eq *eq, uint32_t q_len)
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* Create the Completion Q */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan sizeof (struct oce_mq_cqe),
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* allocate the mq */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mq = kmem_zalloc(sizeof (struct oce_mq), KM_NOSLEEP);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* allocate mbx */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd = (struct mbx_create_common_mq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* create the ring buffer for this queue */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mq->ring = create_ring_buffer(dev, q_len,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan sizeof (struct oce_mbx), DDI_DMA_CONSISTENT | DDI_DMA_RDWR);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "MQ ring alloc failed:0x%p",
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan OPCODE_CREATE_COMMON_MQ, MBX_TIMEOUT_SEC,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.num_pages = mq->ring->dbuf->num_pages;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan oce_page_list(mq->ring->dbuf, fwcmd->params.req.pages,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.context.u0.s.cq_id = cq->cq_id;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.context.u0.s.ring_size =
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.context.u0.s.valid = 1;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.context.u0.s.fid = dev->fn;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of mbx */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx.payload_length = sizeof (struct mbx_create_common_mq);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* now send the mail box */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* interpret the response */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mq->mq_id = LE_16(fwcmd->params.rsp.mq_id);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of the mq */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* set the MQCQ handlers */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan mutex_init(&mq->lock, NULL, MUTEX_DRIVER,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_mq_create */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to delete an MQ
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * mq - pointer to the MQ to delete
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_mq_del(struct oce_dev *dev, struct oce_mq *mq)
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* destroy the ring */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd = (struct mbx_destroy_common_mq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_mq_del */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to create a WQ for NIC Tx
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * wqcfg - configuration structure providing WQ config parameters
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return pointer to the WQ created. NULL on failure
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_wq_init(struct oce_dev *dev, uint32_t q_len, int wq_type)
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* q_len must be min 256 and max 2k */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "Invalid q length. Must be "
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* allocate wq */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan wq = kmem_zalloc(sizeof (struct oce_wq), KM_NOSLEEP);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "WQ allocation failed");
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* Set the wq config */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* assign parent */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* Create the WQ Buffer pool */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan ret = oce_wqb_cache_create(wq, wq->cfg.buf_size);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "WQ Buffer Pool create failed ");
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* Create a pool of memory handles */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "WQ MAP Handles Pool create failed ");
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan (void) snprintf(str, MAX_POOL_NAME, "%s%d%s%d", "oce_wqed_",
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan wq->wqed_cache = kmem_cache_create(str, sizeof (oce_wqe_desc_t),
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "WQ Packet Desc Pool create failed ");
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* create the ring buffer */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan wq->ring = create_ring_buffer(dev, q_len,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan NIC_WQE_SIZE, DDI_DMA_CONSISTENT | DDI_DMA_RDWR);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "Failed to create WQ ring ");
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Initialize WQ lock */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan mutex_init(&wq->tx_lock, NULL, MUTEX_DRIVER,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Initialize WQ lock */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan mutex_init(&wq->txc_lock, NULL, MUTEX_DRIVER,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan OCE_LIST_CREATE(&wq->wqe_desc_list, DDI_INTR_PRI(dev->intr_pri));
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan} /* oce_wq_create */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * function to delete a WQ
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * dev - software handle to the device
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * wq - WQ to delete
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * return 0 => success, failure otherwise
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_wq_fini(struct oce_dev *dev, struct oce_wq *wq)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* destroy cq */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Free the packet descriptor list */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Destroy the Mutex */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan} /* oce_wq_del */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_wq_create(struct oce_wq *wq, struct oce_eq *eq)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* create the CQ */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan cq = oce_cq_create(dev, eq, CQ_LEN_1024,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan "WCCQ create failed ");
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* now fill the command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd = (struct mbx_create_nic_wq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan sizeof (struct mbx_create_nic_wq));
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd->params.req.nic_wq_type = (uint8_t)wq->cfg.wq_type;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.num_pages = wq->ring->dbuf->num_pages;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan oce_log(dev, CE_NOTE, MOD_CONFIG, "NUM_PAGES = 0x%d size = %lu",
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* workaround: fill 0x01 for ulp_mask in rsvd0 */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd->params.req.wq_size = OCE_LOG2(wq->cfg.q_len) + 1;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.pci_function_id = dev->fn;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan oce_page_list(wq->ring->dbuf, fwcmd->params.req.pages,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of mbx */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx.payload_length = sizeof (struct mbx_create_nic_wq);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* now post the command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* interpret the response */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan wq->wq_id = LE_16(fwcmd->params.rsp.wq_id);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* set the WQCQ handlers */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* All are free to start with */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* reset indicies */
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore oce_log(dev, CE_NOTE, MOD_CONFIG, "WQ CREATED WQID = %d",
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to delete a WQ
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * wq - WQ to delete
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_wq_del(struct oce_dev *dev, struct oce_wq *wq)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* now fill the command */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd = (struct mbx_delete_nic_wq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_wq_del */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * function to allocate RQ resources
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * rqcfg - configuration structure providing RQ config parameters
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return pointer to the RQ created. NULL on failure
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_rq_init(struct oce_dev *dev, uint32_t q_len,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* validate q creation parameters */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* allocate the rq */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan rq = kmem_zalloc(sizeof (struct oce_rq), KM_NOSLEEP);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "RQ allocation failed");
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* assign parent */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan kmem_zalloc((sizeof (oce_rq_bdesc_t) * rq->cfg.nbufs), KM_NOSLEEP);
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan "RQ bdesc alloc failed");
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* create the rq buffer descriptor ring */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan kmem_zalloc((rq->cfg.q_len * sizeof (oce_rq_bdesc_t *)),
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan "RQ shadow ring alloc failed ");
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* allocate the free list array */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan kmem_zalloc(rq->cfg.nbufs * sizeof (oce_rq_bdesc_t *), KM_NOSLEEP);
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* create the buffer pool */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan ret = oce_rqb_cache_create(rq, dev->rq_frag_size +
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* create the ring buffer */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan rq->ring = create_ring_buffer(dev, q_len,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan sizeof (struct oce_nic_rqe), DDI_DMA_CONSISTENT | DDI_DMA_RDWR);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "RQ ring create failed ");
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Initialize the RQ lock */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan mutex_init(&rq->rx_lock, NULL, MUTEX_DRIVER,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Initialize the recharge lock */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan mutex_init(&rq->rc_lock, NULL, MUTEX_DRIVER,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan (rq->cfg.nbufs * sizeof (oce_rq_bdesc_t *)));
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore (rq->cfg.q_len * sizeof (oce_rq_bdesc_t *)));
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan} /* oce_rq_create */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * function to delete an RQ
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * dev - software handle to the device
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan * rq - RQ to delete
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_rq_fini(struct oce_dev *dev, struct oce_rq *rq)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Destroy buffer cache */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan sizeof (oce_rq_bdesc_t *) * rq->cfg.q_len);
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan (sizeof (oce_rq_bdesc_t) * rq->cfg.nbufs));
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan (rq->cfg.nbufs * sizeof (oce_rq_bdesc_t *)));
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan} /* oce_rq_del */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathanoce_rq_create(struct oce_rq *rq, uint32_t if_id, struct oce_eq *eq)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan cq = oce_cq_create(dev, eq, CQ_LEN_1024, sizeof (struct oce_nic_rx_cqe),
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* now fill the command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd = (struct mbx_create_nic_rq *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan sizeof (struct mbx_create_nic_rq));
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.num_pages = rq->ring->dbuf->num_pages;
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd->params.req.frag_size = OCE_LOG2(rq->cfg.frag_size);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan oce_page_list(rq->ring->dbuf, fwcmd->params.req.pages,
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd->params.req.max_frame_size = (uint16_t)rq->cfg.mtu;
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd->params.req.is_rss_queue = rq->cfg.is_rss_queue;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of mbx */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx.payload_length = sizeof (struct mbx_create_nic_rq);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* now post the command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* interpret the response */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan rq->rq_id = LE_16(fwcmd->params.rsp.u0.s.rq_id);
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan rq->rss_cpuid = fwcmd->params.rsp.u0.s.rss_cpuid;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* set the Completion Handler */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* reset the indicies */
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore oce_log(dev, CE_NOTE, MOD_CONFIG, "RQ created, RQID : %d", rq->rq_id);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to delete an RQ
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * rq - RQ to delete
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_rq_del(struct oce_dev *dev, struct oce_rq *rq)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* delete the Queue */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan fwcmd = (struct mbx_delete_nic_rq *)&mbx.payload;
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan sizeof (struct mbx_delete_nic_rq), QTYPE_RQ);
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* Delete the associated CQ */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan /* free up the posted buffers */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_rq_del */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to arm an EQ so that it can generate events
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * qid - id of the EQ returned by the fw at the time of creation
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * npopped - number of EQEs to arm with
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * rearm - rearm bit
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * clearint - bit to clear the interrupt condition because of which
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * EQEs are generated
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_arm_eq(struct oce_dev *dev, int16_t qid, int npopped,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan OCE_DB_WRITE32(dev, PD_EQ_DB, eq_db.dw0);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to arm a CQ with CQEs
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * qid - the id of the CQ returned by the fw at the time of creation
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * npopped - number of CQEs to arm with
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * rearm - rearm bit enable/disable
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_arm_cq(struct oce_dev *dev, int16_t qid, int npopped,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan OCE_DB_WRITE32(dev, PD_CQ_DB, cq_db.dw0);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to delete a EQ, CQ, MQ, WQ or RQ
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - sofware handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * mbx - mbox command to send to the fw to delete the queue
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * mbx contains the queue information to delete
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * req_size - the size of the mbx payload dependent on the qtype
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * qtype - the type of queue i.e. EQ, CQ, MQ, WQ or RQ
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return DDI_SUCCESS => success, failure otherwise
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_destroy_q(struct oce_dev *dev, struct oce_mbx *mbx, size_t req_size,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan struct mbx_hdr *hdr = (struct mbx_hdr *)&mbx->payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx_common_req_hdr_init(hdr, 0, 0, subsys,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of mbx */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx->payload_length = (uint32_t)req_size;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan DW_SWAP(u32ptr(mbx), mbx->payload_length + OCE_BMBX_RHDR_SZ);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* send command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan "Failed to del q ");
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to set the delay parameter in the EQ for interrupt coalescing
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * dev - software handle to the device
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eq_arr - array of EQ ids to delete
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eq_cnt - number of elements in eq_arr
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eq_delay - delay parameter
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * return DDI_SUCCESS => success, failure otherwise
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathanoce_set_eq_delay(struct oce_dev *dev, uint32_t *eq_arr,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan struct mbx_modify_common_eq_delay *fwcmd;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd = (struct mbx_modify_common_eq_delay *)&mbx.payload;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill the command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.delay[neq].eq_id = eq_arr[neq];
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan fwcmd->params.req.delay[neq].dm = eq_delay;
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* initialize the ioctl header */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan sizeof (struct mbx_modify_common_eq_delay));
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* fill rest of mbx */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan mbx.payload_length = sizeof (struct mbx_modify_common_eq_delay);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan DW_SWAP(u32ptr(&mbx), mbx.payload_length + OCE_BMBX_RHDR_SZ);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* post the command */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_set_eq_delay */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * function to cleanup the eqs used during stop
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan * eq - pointer to event queue structure
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* get the first item in eq to process */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan eqe = RING_GET_CONSUMER_ITEM_VA(eq->ring, struct oce_eqe);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* clear valid bit */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan /* process next eqe */
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan eqe = RING_GET_CONSUMER_ITEM_VA(eq->ring, struct oce_eqe);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan } /* for all EQEs */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan oce_arm_eq(dev, eq->eq_id, num_eqe, B_FALSE, B_TRUE);
4d0e50075058332ce0cd62bc2669a8a4dea45da0Sukumar Swaminathan} /* oce_drain_eq */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* enable RSS if rx queues > 1 */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan dev->rss_enable = (dev->rx_rings > 1) ? B_TRUE : B_FALSE;
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan for (qid = 0; qid < dev->tx_rings; qid++) {
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan dev->wq[qid] = oce_wq_init(dev, dev->tx_ring_size,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* Now create the Rx Queues */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* qid 0 is always default non rss queue for rss */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan dev->rq[0] = oce_rq_init(dev, dev->rx_ring_size, dev->rq_frag_size,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan for (qid = 1; qid < dev->rx_rings; qid++) {
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan dev->rq[qid] = oce_rq_init(dev, dev->rx_ring_size,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan dev->rq_frag_size, OCE_MAX_JUMBO_FRAME_SIZE,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* free all the tx rings */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* nwqs is decremented in fini so copy count first */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* free all the rx rings */
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan for (i = 0; i < dev->num_vectors; i++) {
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan eq = oce_eq_create(dev, EQ_LEN_1024, EQE_SIZE_4, 0);
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan if (oce_wq_create(dev->wq[i], dev->eq[0]) != 0)
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan if (oce_rq_create(dev->rq[i], dev->if_id,
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan dev->neqs > 1 ? dev->eq[1 + i] : dev->eq[0]) != 0)
8d738d7d1f42180d941afa8b9a7310a2a437d17cSukumar Swaminathan mq = oce_mq_create(dev, dev->eq[0], 64);
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan /* delete as many eqs as the number of vectors */
5b9d3151a4426af9ad6ef2c2a178f13476b884b3Sukumar Swaminathan for (i = 0; i < neqs; i++) {
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore /* Return if rx_rings <= 1 (No RSS) */
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore "Rx rings = %d, Not enabling RSS", dev->rx_rings);
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore * Count the number of PCI functions enabling RSS on this
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore (dev->pci_bus == oce_dev_list[dev_index]->pci_bus) &&
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore (dev->pci_device == oce_dev_list[dev_index]->pci_device) &&
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore * If there are already MAX_RSS_PER_ADAPTER PCI functions using
3abb112f8485b33b6b9b52b340bede0a333c10bfGarrett D'Amore * RSS on this adapter, reduce the number of rx rings to 1