Release 4.11 drivers/net/ethernet/amazon/ena/ena_regs_defs.h
/*
* Copyright 2015 - 2016 Amazon.com, Inc. or its affiliates.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* BSD license below:
*
* 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef _ENA_REGS_H_
#define _ENA_REGS_H_
/* ena_registers offsets */
#define ENA_REGS_VERSION_OFF 0x0
#define ENA_REGS_CONTROLLER_VERSION_OFF 0x4
#define ENA_REGS_CAPS_OFF 0x8
#define ENA_REGS_CAPS_EXT_OFF 0xc
#define ENA_REGS_AQ_BASE_LO_OFF 0x10
#define ENA_REGS_AQ_BASE_HI_OFF 0x14
#define ENA_REGS_AQ_CAPS_OFF 0x18
#define ENA_REGS_ACQ_BASE_LO_OFF 0x20
#define ENA_REGS_ACQ_BASE_HI_OFF 0x24
#define ENA_REGS_ACQ_CAPS_OFF 0x28
#define ENA_REGS_AQ_DB_OFF 0x2c
#define ENA_REGS_ACQ_TAIL_OFF 0x30
#define ENA_REGS_AENQ_CAPS_OFF 0x34
#define ENA_REGS_AENQ_BASE_LO_OFF 0x38
#define ENA_REGS_AENQ_BASE_HI_OFF 0x3c
#define ENA_REGS_AENQ_HEAD_DB_OFF 0x40
#define ENA_REGS_AENQ_TAIL_OFF 0x44
#define ENA_REGS_INTR_MASK_OFF 0x4c
#define ENA_REGS_DEV_CTL_OFF 0x54
#define ENA_REGS_DEV_STS_OFF 0x58
#define ENA_REGS_MMIO_REG_READ_OFF 0x5c
#define ENA_REGS_MMIO_RESP_LO_OFF 0x60
#define ENA_REGS_MMIO_RESP_HI_OFF 0x64
#define ENA_REGS_RSS_IND_ENTRY_UPDATE_OFF 0x68
/* version register */
#define ENA_REGS_VERSION_MINOR_VERSION_MASK 0xff
#define ENA_REGS_VERSION_MAJOR_VERSION_SHIFT 8
#define ENA_REGS_VERSION_MAJOR_VERSION_MASK 0xff00
/* controller_version register */
#define ENA_REGS_CONTROLLER_VERSION_SUBMINOR_VERSION_MASK 0xff
#define ENA_REGS_CONTROLLER_VERSION_MINOR_VERSION_SHIFT 8
#define ENA_REGS_CONTROLLER_VERSION_MINOR_VERSION_MASK 0xff00
#define ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_SHIFT 16
#define ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_MASK 0xff0000
#define ENA_REGS_CONTROLLER_VERSION_IMPL_ID_SHIFT 24
#define ENA_REGS_CONTROLLER_VERSION_IMPL_ID_MASK 0xff000000
/* caps register */
#define ENA_REGS_CAPS_CONTIGUOUS_QUEUE_REQUIRED_MASK 0x1
#define ENA_REGS_CAPS_RESET_TIMEOUT_SHIFT 1
#define ENA_REGS_CAPS_RESET_TIMEOUT_MASK 0x3e
#define ENA_REGS_CAPS_DMA_ADDR_WIDTH_SHIFT 8
#define ENA_REGS_CAPS_DMA_ADDR_WIDTH_MASK 0xff00
/* aq_caps register */
#define ENA_REGS_AQ_CAPS_AQ_DEPTH_MASK 0xffff
#define ENA_REGS_AQ_CAPS_AQ_ENTRY_SIZE_SHIFT 16
#define ENA_REGS_AQ_CAPS_AQ_ENTRY_SIZE_MASK 0xffff0000
/* acq_caps register */
#define ENA_REGS_ACQ_CAPS_ACQ_DEPTH_MASK 0xffff
#define ENA_REGS_ACQ_CAPS_ACQ_ENTRY_SIZE_SHIFT 16
#define ENA_REGS_ACQ_CAPS_ACQ_ENTRY_SIZE_MASK 0xffff0000
/* aenq_caps register */
#define ENA_REGS_AENQ_CAPS_AENQ_DEPTH_MASK 0xffff
#define ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_SHIFT 16
#define ENA_REGS_AENQ_CAPS_AENQ_ENTRY_SIZE_MASK 0xffff0000
/* dev_ctl register */
#define ENA_REGS_DEV_CTL_DEV_RESET_MASK 0x1
#define ENA_REGS_DEV_CTL_AQ_RESTART_SHIFT 1
#define ENA_REGS_DEV_CTL_AQ_RESTART_MASK 0x2
#define ENA_REGS_DEV_CTL_QUIESCENT_SHIFT 2
#define ENA_REGS_DEV_CTL_QUIESCENT_MASK 0x4
#define ENA_REGS_DEV_CTL_IO_RESUME_SHIFT 3
#define ENA_REGS_DEV_CTL_IO_RESUME_MASK 0x8
/* dev_sts register */
#define ENA_REGS_DEV_STS_READY_MASK 0x1
#define ENA_REGS_DEV_STS_AQ_RESTART_IN_PROGRESS_SHIFT 1
#define ENA_REGS_DEV_STS_AQ_RESTART_IN_PROGRESS_MASK 0x2
#define ENA_REGS_DEV_STS_AQ_RESTART_FINISHED_SHIFT 2
#define ENA_REGS_DEV_STS_AQ_RESTART_FINISHED_MASK 0x4
#define ENA_REGS_DEV_STS_RESET_IN_PROGRESS_SHIFT 3
#define ENA_REGS_DEV_STS_RESET_IN_PROGRESS_MASK 0x8
#define ENA_REGS_DEV_STS_RESET_FINISHED_SHIFT 4
#define ENA_REGS_DEV_STS_RESET_FINISHED_MASK 0x10
#define ENA_REGS_DEV_STS_FATAL_ERROR_SHIFT 5
#define ENA_REGS_DEV_STS_FATAL_ERROR_MASK 0x20
#define ENA_REGS_DEV_STS_QUIESCENT_STATE_IN_PROGRESS_SHIFT 6
#define ENA_REGS_DEV_STS_QUIESCENT_STATE_IN_PROGRESS_MASK 0x40
#define ENA_REGS_DEV_STS_QUIESCENT_STATE_ACHIEVED_SHIFT 7
#define ENA_REGS_DEV_STS_QUIESCENT_STATE_ACHIEVED_MASK 0x80
/* mmio_reg_read register */
#define ENA_REGS_MMIO_REG_READ_REQ_ID_MASK 0xffff
#define ENA_REGS_MMIO_REG_READ_REG_OFF_SHIFT 16
#define ENA_REGS_MMIO_REG_READ_REG_OFF_MASK 0xffff0000
/* rss_ind_entry_update register */
#define ENA_REGS_RSS_IND_ENTRY_UPDATE_INDEX_MASK 0xffff
#define ENA_REGS_RSS_IND_ENTRY_UPDATE_CQ_IDX_SHIFT 16
#define ENA_REGS_RSS_IND_ENTRY_UPDATE_CQ_IDX_MASK 0xffff0000
#endif /*_ENA_REGS_H_ */
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