| Vadim Pasternak | 3048870 | 2016-10-20 16:28:01 +0000 | [diff] [blame] | 1 | /* |
| 2 | * include/linux/platform_data/mlxcpld-hotplug.h |
| 3 | * Copyright (c) 2016 Mellanox Technologies. All rights reserved. |
| 4 | * Copyright (c) 2016 Vadim Pasternak <vadimp@mellanox.com> |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are met: |
| 8 | * |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. Neither the names of the copyright holders nor the names of its |
| 15 | * contributors may be used to endorse or promote products derived from |
| 16 | * this software without specific prior written permission. |
| 17 | * |
| 18 | * Alternatively, this software may be distributed under the terms of the |
| 19 | * GNU General Public License ("GPL") version 2 as published by the Free |
| 20 | * Software Foundation. |
| 21 | * |
| 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 23 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 26 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 27 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 28 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 29 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 30 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 31 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 32 | * POSSIBILITY OF SUCH DAMAGE. |
| 33 | */ |
| 34 | |
| 35 | #ifndef __LINUX_PLATFORM_DATA_MLXCPLD_HOTPLUG_H |
| 36 | #define __LINUX_PLATFORM_DATA_MLXCPLD_HOTPLUG_H |
| 37 | |
| 38 | /** |
| 39 | * struct mlxcpld_hotplug_device - I2C device data: |
| 40 | * @adapter: I2C device adapter; |
| 41 | * @client: I2C device client; |
| 42 | * @brdinfo: device board information; |
| 43 | * @bus: I2C bus, where device is attached; |
| 44 | * |
| 45 | * Structure represents I2C hotplug device static data (board topology) and |
| 46 | * dynamic data (related kernel objects handles). |
| 47 | */ |
| 48 | struct mlxcpld_hotplug_device { |
| 49 | struct i2c_adapter *adapter; |
| 50 | struct i2c_client *client; |
| 51 | struct i2c_board_info brdinfo; |
| 52 | u16 bus; |
| 53 | }; |
| 54 | |
| 55 | /** |
| 56 | * struct mlxcpld_hotplug_platform_data - device platform data: |
| 57 | * @top_aggr_offset: offset of top aggregation interrupt register; |
| 58 | * @top_aggr_mask: top aggregation interrupt common mask; |
| 59 | * @top_aggr_psu_mask: top aggregation interrupt PSU mask; |
| 60 | * @psu_reg_offset: offset of PSU interrupt register; |
| 61 | * @psu_mask: PSU interrupt mask; |
| 62 | * @psu_count: number of equipped replaceable PSUs; |
| 63 | * @psu: pointer to PSU devices data array; |
| 64 | * @top_aggr_pwr_mask: top aggregation interrupt power mask; |
| 65 | * @pwr_reg_offset: offset of power interrupt register |
| 66 | * @pwr_mask: power interrupt mask; |
| 67 | * @pwr_count: number of power sources; |
| 68 | * @pwr: pointer to power devices data array; |
| 69 | * @top_aggr_fan_mask: top aggregation interrupt FAN mask; |
| 70 | * @fan_reg_offset: offset of FAN interrupt register; |
| 71 | * @fan_mask: FAN interrupt mask; |
| 72 | * @fan_count: number of equipped replaceable FANs; |
| 73 | * @fan: pointer to FAN devices data array; |
| 74 | * |
| 75 | * Structure represents board platform data, related to system hotplug events, |
| 76 | * like FAN, PSU, power cable insertion and removing. This data provides the |
| 77 | * number of hot-pluggable devices and hardware description for event handling. |
| 78 | */ |
| 79 | struct mlxcpld_hotplug_platform_data { |
| 80 | u16 top_aggr_offset; |
| 81 | u8 top_aggr_mask; |
| 82 | u8 top_aggr_psu_mask; |
| 83 | u16 psu_reg_offset; |
| 84 | u8 psu_mask; |
| 85 | u8 psu_count; |
| 86 | struct mlxcpld_hotplug_device *psu; |
| 87 | u8 top_aggr_pwr_mask; |
| 88 | u16 pwr_reg_offset; |
| 89 | u8 pwr_mask; |
| 90 | u8 pwr_count; |
| 91 | struct mlxcpld_hotplug_device *pwr; |
| 92 | u8 top_aggr_fan_mask; |
| 93 | u16 fan_reg_offset; |
| 94 | u8 fan_mask; |
| 95 | u8 fan_count; |
| 96 | struct mlxcpld_hotplug_device *fan; |
| 97 | }; |
| 98 | |
| 99 | #endif /* __LINUX_PLATFORM_DATA_MLXCPLD_HOTPLUG_H */ |