projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 3fedd148 DK |
1 | /** |
| 2 | * @file me8100_di.h | |
| 3 | * | |
| 4 | * @brief ME-8100 digital input subdevice class. | |
| 5 | * @note Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) | |
| 6 | * @author Guenter Gebhardt | |
| 7 | */ | |
| 8 | ||
| 9 | /* | |
| 10 | * Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) | |
| 11 | * | |
| 12 | * This file is free software; you can redistribute it and/or modify | |
| 13 | * it under the terms of the GNU General Public License as published by | |
| 14 | * the Free Software Foundation; either version 2 of the License, or | |
| 15 | * (at your option) any later version. | |
| 16 | * | |
| 17 | * This program is distributed in the hope that it will be useful, | |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 20 | * GNU General Public License for more details. | |
| 21 | * | |
| 22 | * You should have received a copy of the GNU General Public License | |
| 23 | * along with this program; if not, write to the Free Software | |
| 24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
| 25 | */ | |
| 26 | ||
| 27 | #ifndef _ME8100_DI_H_ | |
| 28 | #define _ME8100_DI_H_ | |
| 29 | ||
| 30 | #include "mesubdevice.h" | |
| 31 | ||
| 32 | #ifdef __KERNEL__ | |
| 33 | ||
| 34 | /** | |
| 35 | * @brief The template subdevice class. | |
| 36 | */ | |
| 37 | typedef struct me8100_di_subdevice { | |
| 38 | // Inheritance | |
| 39 | me_subdevice_t base; /**< The subdevice base class. */ | |
| 40 | ||
| 41 | /* Attributes */ | |
| 42 | spinlock_t subdevice_lock; /**< Spin lock to protect the subdevice from concurrent access. */ | |
| 43 | spinlock_t *ctrl_reg_lock; | |
| 44 | ||
| 45 | unsigned di_idx; | |
| 46 | ||
| 47 | int irq; | |
| 48 | volatile int rised; | |
| 49 | unsigned int irq_count; | |
| 50 | ||
| 51 | uint status_flag; /**< Default interupt status flag */ | |
| 52 | uint status_value; /**< Interupt status */ | |
| 53 | uint status_value_edges; /**< Extended interupt status */ | |
| 54 | uint line_value; | |
| 55 | ||
| 56 | uint16_t compare_value; | |
| 57 | uint8_t filtering_flag; | |
| 58 | ||
| 59 | wait_queue_head_t wait_queue; | |
| 60 | ||
| 61 | unsigned long ctrl_reg; | |
| 62 | unsigned long port_reg; | |
| 63 | unsigned long mask_reg; | |
| 64 | unsigned long pattern_reg; | |
| 65 | unsigned long long din_int_reg; | |
| 66 | unsigned long irq_reset_reg; | |
| 67 | unsigned long irq_status_reg; | |
| 68 | #ifdef MEDEBUG_DEBUG_REG | |
| 69 | unsigned long reg_base; | |
| 70 | #endif | |
| 71 | ||
| 72 | } me8100_di_subdevice_t; | |
| 73 | ||
| 74 | /** | |
| 75 | * @brief The constructor to generate a ME-8100 digital input subdevice instance. | |
| 76 | * | |
| 77 | * @param reg_base The register base address of the device as returned by the PCI BIOS. | |
| 78 | * | |
| 79 | * @return Pointer to new instance on success.\n | |
| 80 | * NULL on error. | |
| 81 | */ | |
| 82 | me8100_di_subdevice_t *me8100_di_constructor(uint32_t me8100_reg_base, | |
| 83 | uint32_t plx_reg_base, | |
| 84 | unsigned int di_idx, | |
| 85 | int irq, | |
| 86 | spinlock_t * ctrl_leg_lock); | |
| 87 | ||
| 88 | #endif | |
| 89 | #endif |