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📄 ice_adminq_cmd.h(98.8 KB)
📄 ice_alloc.h(1.91 KB)
📄 ice_bitops.h(14.86 KB)
📄 ice_common.c(149.75 KB)
📄 ice_common.h(11.15 KB)
📄 ice_common_sysctls.h(4.08 KB)
📄 ice_common_txrx.h(12.26 KB)
📄 ice_controlq.c(35.25 KB)
📄 ice_controlq.h(4.23 KB)
📄 ice_dcb.c(45.57 KB)
📄 ice_dcb.h(8.82 KB)
📄 ice_devids.h(3.54 KB)
📄 ice_drv_info.h(8.23 KB)
📄 ice_features.h(3.21 KB)
📄 ice_flex_pipe.c(148.76 KB)
📄 ice_flex_pipe.h(4.99 KB)
📄 ice_flex_type.h(17.25 KB)
📄 ice_flow.c(62.78 KB)
📄 ice_flow.h(11.82 KB)
📄 ice_hw_autogen.h(493.23 KB)
📄 ice_iflib.h(8.61 KB)
📄 ice_iflib_recovery_txrx.c(6.17 KB)
📄 ice_iflib_sysctls.h(1.99 KB)
📄 ice_iflib_txrx.c(11.74 KB)
📄 ice_lan_tx_rx.h(66.59 KB)
📄 ice_lib.c(241.93 KB)
📄 ice_lib.h(25.04 KB)
📄 ice_nvm.c(59.69 KB)
📄 ice_nvm.h(6.98 KB)
📄 ice_opts.h(1.97 KB)
📄 ice_osdep.c(11.88 KB)
📄 ice_osdep.h(14.52 KB)
📄 ice_protocol_type.h(8.79 KB)
📄 ice_resmgr.c(7.08 KB)
📄 ice_resmgr.h(3.92 KB)
📄 ice_rss.h(4.61 KB)
📄 ice_sbq_cmd.h(3.08 KB)
📄 ice_sched.c(159.95 KB)
📄 ice_sched.h(9.9 KB)
📄 ice_sriov.c(20.63 KB)
📄 ice_sriov.h(2.85 KB)
📄 ice_status.h(2.74 KB)
📄 ice_strings.c(21.03 KB)
📄 ice_switch.c(124.76 KB)
📄 ice_switch.h(15.69 KB)
📄 ice_type.h(38.07 KB)
📄 ice_vlan_mode.c(2.5 KB)
📄 ice_vlan_mode.h(2.67 KB)
📄 if_ice_iflib.c(84.19 KB)
📄 virtchnl.h(39.09 KB)
📄 virtchnl_inline_ipsec.h(15.02 KB)

Editing: ice_controlq.h

/* SPDX-License-Identifier: BSD-3-Clause */
/*  Copyright (c) 2021, Intel Corporation
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright notice,
 *      this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 *   3. Neither the name of the Intel Corporation nor the names of its
 *      contributors may be used to endorse or promote products derived from
 *      this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 */
/*$FreeBSD$*/

#ifndef _ICE_CONTROLQ_H_
#define _ICE_CONTROLQ_H_

#include "ice_adminq_cmd.h"

/* Maximum buffer lengths for all control queue types */
#define ICE_AQ_MAX_BUF_LEN 4096
#define ICE_MBXQ_MAX_BUF_LEN 4096

#define ICE_CTL_Q_DESC(R, i) \
	(&(((struct ice_aq_desc *)((R).desc_buf.va))[i]))

#define ICE_CTL_Q_DESC_UNUSED(R) \
	(u16)((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
	      (R)->next_to_clean - (R)->next_to_use - 1)

/* Defines that help manage the driver vs FW API checks.
 * Take a look at ice_aq_ver_check in ice_controlq.c for actual usage.
 */
#define EXP_FW_API_VER_BRANCH		0x00
#define EXP_FW_API_VER_MAJOR		0x01
#define EXP_FW_API_VER_MINOR		0x05

/* Different control queue types: These are mainly for SW consumption. */
enum ice_ctl_q {
	ICE_CTL_Q_UNKNOWN = 0,
	ICE_CTL_Q_ADMIN,
	ICE_CTL_Q_MAILBOX,
};

/* Control Queue timeout settings - max delay 1s */
#define ICE_CTL_Q_SQ_CMD_TIMEOUT	10000 /* Count 10000 times */
#define ICE_CTL_Q_SQ_CMD_USEC		100   /* Check every 100usec */
#define ICE_CTL_Q_ADMIN_INIT_TIMEOUT	10    /* Count 10 times */
#define ICE_CTL_Q_ADMIN_INIT_MSEC	100   /* Check every 100msec */

struct ice_ctl_q_ring {
	void *dma_head;			/* Virtual address to DMA head */
	struct ice_dma_mem desc_buf;	/* descriptor ring memory */
	void *cmd_buf;			/* command buffer memory */

union {
		struct ice_dma_mem *sq_bi;
		struct ice_dma_mem *rq_bi;
	} r;

u16 count;		/* Number of descriptors */

/* used for interrupt processing */
	u16 next_to_use;
	u16 next_to_clean;

/* used for queue tracking */
	u32 head;
	u32 tail;
	u32 len;
	u32 bah;
	u32 bal;
	u32 len_mask;
	u32 len_ena_mask;
	u32 len_crit_mask;
	u32 head_mask;
};

/* sq transaction details */
struct ice_sq_cd {
	struct ice_aq_desc *wb_desc;
};

#define ICE_CTL_Q_DETAILS(R, i) (&(((struct ice_sq_cd *)((R).cmd_buf))[i]))

/* rq event information */
struct ice_rq_event_info {
	struct ice_aq_desc desc;
	u16 msg_len;
	u16 buf_len;
	u8 *msg_buf;
};

/* Control Queue information */
struct ice_ctl_q_info {
	enum ice_ctl_q qtype;
	enum ice_aq_err rq_last_status;	/* last status on receive queue */
	struct ice_ctl_q_ring rq;	/* receive queue */
	struct ice_ctl_q_ring sq;	/* send queue */
	u32 sq_cmd_timeout;		/* send queue cmd write back timeout */
	u16 num_rq_entries;		/* receive queue depth */
	u16 num_sq_entries;		/* send queue depth */
	u16 rq_buf_size;		/* receive queue buffer size */
	u16 sq_buf_size;		/* send queue buffer size */
	enum ice_aq_err sq_last_status;	/* last status on send queue */
	struct ice_lock sq_lock;		/* Send queue lock */
	struct ice_lock rq_lock;		/* Receive queue lock */
};

#endif /* _ICE_CONTROLQ_H_ */

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Editing: ice_controlq.h

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