diff options
Diffstat (limited to 'drivers/crypto/qat/qat_common/adf_pf2vf_msg.h')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_pf2vf_msg.h | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.h b/drivers/crypto/qat/qat_common/adf_pf2vf_msg.h deleted file mode 100644 index 5acd531a11ff..000000000000 --- a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.h +++ /dev/null @@ -1,146 +0,0 @@ -/* - This file is provided under a dual BSD/GPLv2 license. When using or - redistributing this file, you may do so under either license. - - GPL LICENSE SUMMARY - Copyright(c) 2015 Intel Corporation. - This program is free software; you can redistribute it and/or modify - it under the terms of version 2 of the GNU General Public License as - published by the Free Software Foundation. - - This program is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - Contact Information: - qat-linux@intel.com - - BSD LICENSE - Copyright(c) 2015 Intel Corporation. - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * 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. - * Neither the name of 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. -*/ -#ifndef ADF_PF2VF_MSG_H -#define ADF_PF2VF_MSG_H - -/* - * PF<->VF Messaging - * The PF has an array of 32-bit PF2VF registers, one for each VF. The - * PF can access all these registers; each VF can access only the one - * register associated with that particular VF. - * - * The register functionally is split into two parts: - * The bottom half is for PF->VF messages. In particular when the first - * bit of this register (bit 0) gets set an interrupt will be triggered - * in the respective VF. - * The top half is for VF->PF messages. In particular when the first bit - * of this half of register (bit 16) gets set an interrupt will be triggered - * in the PF. - * - * The remaining bits within this register are available to encode messages. - * and implement a collision control mechanism to prevent concurrent use of - * the PF2VF register by both the PF and VF. - * - * 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 - * _______________________________________________ - * | | | | | | | | | | | | | | | | | - * +-----------------------------------------------+ - * \___________________________/ \_________/ ^ ^ - * ^ ^ | | - * | | | VF2PF Int - * | | Message Origin - * | Message Type - * Message-specific Data/Reserved - * - * 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 - * _______________________________________________ - * | | | | | | | | | | | | | | | | | - * +-----------------------------------------------+ - * \___________________________/ \_________/ ^ ^ - * ^ ^ | | - * | | | PF2VF Int - * | | Message Origin - * | Message Type - * Message-specific Data/Reserved - * - * Message Origin (Should always be 1) - * A legacy out-of-tree QAT driver allowed for a set of messages not supported - * by this driver; these had a Msg Origin of 0 and are ignored by this driver. - * - * When a PF or VF attempts to send a message in the lower or upper 16 bits, - * respectively, the other 16 bits are written to first with a defined - * IN_USE_BY pattern as part of a collision control scheme (see adf_iov_putmsg). - */ - -#define ADF_PFVF_COMPATIBILITY_VERSION 0x1 /* PF<->VF compat */ - -/* PF->VF messages */ -#define ADF_PF2VF_INT BIT(0) -#define ADF_PF2VF_MSGORIGIN_SYSTEM BIT(1) -#define ADF_PF2VF_MSGTYPE_MASK 0x0000003C -#define ADF_PF2VF_MSGTYPE_SHIFT 2 -#define ADF_PF2VF_MSGTYPE_RESTARTING 0x01 -#define ADF_PF2VF_MSGTYPE_VERSION_RESP 0x02 -#define ADF_PF2VF_IN_USE_BY_PF 0x6AC20000 -#define ADF_PF2VF_IN_USE_BY_PF_MASK 0xFFFE0000 - -/* PF->VF Version Response */ -#define ADF_PF2VF_VERSION_RESP_VERS_MASK 0x00003FC0 -#define ADF_PF2VF_VERSION_RESP_VERS_SHIFT 6 -#define ADF_PF2VF_VERSION_RESP_RESULT_MASK 0x0000C000 -#define ADF_PF2VF_VERSION_RESP_RESULT_SHIFT 14 -#define ADF_PF2VF_MINORVERSION_SHIFT 6 -#define ADF_PF2VF_MAJORVERSION_SHIFT 10 -#define ADF_PF2VF_VF_COMPATIBLE 1 -#define ADF_PF2VF_VF_INCOMPATIBLE 2 -#define ADF_PF2VF_VF_COMPAT_UNKNOWN 3 - -/* VF->PF messages */ -#define ADF_VF2PF_IN_USE_BY_VF 0x00006AC2 -#define ADF_VF2PF_IN_USE_BY_VF_MASK 0x0000FFFE -#define ADF_VF2PF_INT BIT(16) -#define ADF_VF2PF_MSGORIGIN_SYSTEM BIT(17) -#define ADF_VF2PF_MSGTYPE_MASK 0x003C0000 -#define ADF_VF2PF_MSGTYPE_SHIFT 18 -#define ADF_VF2PF_MSGTYPE_INIT 0x3 -#define ADF_VF2PF_MSGTYPE_SHUTDOWN 0x4 -#define ADF_VF2PF_MSGTYPE_VERSION_REQ 0x5 -#define ADF_VF2PF_MSGTYPE_COMPAT_VER_REQ 0x6 - -/* VF->PF Compatible Version Request */ -#define ADF_VF2PF_COMPAT_VER_REQ_SHIFT 22 - -/* Collision detection */ -#define ADF_IOV_MSG_COLLISION_DETECT_DELAY 10 -#define ADF_IOV_MSG_ACK_DELAY 2 -#define ADF_IOV_MSG_ACK_MAX_RETRY 100 -#define ADF_IOV_MSG_RETRY_DELAY 5 -#define ADF_IOV_MSG_MAX_RETRIES 3 -#define ADF_IOV_MSG_RESP_TIMEOUT (ADF_IOV_MSG_ACK_DELAY * \ - ADF_IOV_MSG_ACK_MAX_RETRY + \ - ADF_IOV_MSG_COLLISION_DETECT_DELAY) -#endif /* ADF_IOV_MSG_H */ |