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Diffstat (limited to 'drivers/staging/meilhaus/me4600_ao.h')
| -rw-r--r-- | drivers/staging/meilhaus/me4600_ao.h | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/drivers/staging/meilhaus/me4600_ao.h b/drivers/staging/meilhaus/me4600_ao.h deleted file mode 100644 index 7579435adc67..000000000000 --- a/drivers/staging/meilhaus/me4600_ao.h +++ /dev/null @@ -1,259 +0,0 @@ -/** - * @file me4600_ao.h - * - * @brief Meilhaus ME-4000 analog output subdevice class. - * @note Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) - * @author Guenter Gebhardt - */ - -/* - * Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) - * - * This file is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef _ME4600_AO_H_ -# define _ME4600_AO_H_ - -# include <linux/version.h> -# include "mesubdevice.h" -# include "mecirc_buf.h" -# include "meioctl.h" - -# ifdef __KERNEL__ - -# ifdef BOSCH -# undef ME_SYNAPSE -# ifndef _CBUFF_32b_t -# define _CBUFF_32b_t -# endif //_CBUFF_32b_t -# endif //BOSCH - -# define ME4600_AO_MAX_SUBDEVICES 4 -# define ME4600_AO_FIFO_COUNT 4096 - -# define ME4600_AO_BASE_FREQUENCY 33000000LL - -# define ME4600_AO_MIN_ACQ_TICKS 0LL -# define ME4600_AO_MAX_ACQ_TICKS 0LL - -# define ME4600_AO_MIN_CHAN_TICKS 66LL -# define ME4600_AO_MAX_CHAN_TICKS 0xFFFFFFFFLL - -# define ME4600_AO_MIN_RANGE -10000000 -# define ME4600_AO_MAX_RANGE 9999694 - -# define ME4600_AO_MAX_DATA 0xFFFF - -# ifdef ME_SYNAPSE -# define ME4600_AO_CIRC_BUF_SIZE_ORDER 8 // 2^n PAGES =>> Maximum value of 1MB for Synapse -# else -# define ME4600_AO_CIRC_BUF_SIZE_ORDER 5 // 2^n PAGES =>> 128KB -# endif -# define ME4600_AO_CIRC_BUF_SIZE PAGE_SIZE<<ME4600_AO_CIRC_BUF_SIZE_ORDER // Buffer size in bytes. - -# ifdef _CBUFF_32b_t -# define ME4600_AO_CIRC_BUF_COUNT ((ME4600_AO_CIRC_BUF_SIZE) / sizeof(uint32_t)) // Size in values -# else -# define ME4600_AO_CIRC_BUF_COUNT ((ME4600_AO_CIRC_BUF_SIZE) / sizeof(uint16_t)) // Size in values -# endif - -# define ME4600_AO_CONTINOUS 0x0 -# define ME4600_AO_WRAP_MODE 0x1 -# define ME4600_AO_HW_MODE 0x2 - -# define ME4600_AO_HW_WRAP_MODE (ME4600_AO_WRAP_MODE | ME4600_AO_HW_MODE) -# define ME4600_AO_SW_WRAP_MODE ME4600_AO_WRAP_MODE - -# define ME4600_AO_INF_STOP_MODE 0x0 -# define ME4600_AO_ACQ_STOP_MODE 0x1 -# define ME4600_AO_SCAN_STOP_MODE 0x2 - -# ifdef BOSCH //SPECIAL BUILD FOR BOSCH - -/* Bits for flags attribute. */ -# define ME4600_AO_FLAGS_BROKEN_PIPE 0x1 -# define ME4600_AO_FLAGS_SW_WRAP_MODE_0 0x2 -# define ME4600_AO_FLAGS_SW_WRAP_MODE_1 0x4 -# define ME4600_AO_FLAGS_SW_WRAP_MODE_MASK (ME4600_AO_FLAGS_SW_WRAP_MODE_0 | ME4600_AO_FLAGS_SW_WRAP_MODE_1) - -# define ME4600_AO_FLAGS_SW_WRAP_MODE_NONE 0x0 -# define ME4600_AO_FLAGS_SW_WRAP_MODE_INF 0x2 -# define ME4600_AO_FLAGS_SW_WRAP_MODE_FIN 0x4 - - /** - * @brief The ME-4000 analog output subdevice class. - */ -typedef struct me4600_ao_subdevice { - /* Inheritance */ - me_subdevice_t base; /**< The subdevice base class. */ - - /* Attributes */ - spinlock_t subdevice_lock; /**< Spin lock to protect the subdevice from concurrent access. */ - spinlock_t *preload_reg_lock; /**< Spin lock to protect #preload_reg from concurrent access. */ - uint32_t *preload_flags; - - unsigned int irq; /**< The interrupt request number assigned by the PCI BIOS. */ - me_circ_buf_t circ_buf; /**< Circular buffer holding measurment data. */ - wait_queue_head_t wait_queue; /**< Wait queue to put on tasks waiting for data to arrive. */ - - int single_value; /**< Mirror of the value written in single mode. */ - - int volatile flags; /**< Flags used for storing SW wraparound setup and error signalling from ISR. */ - unsigned int wrap_count; /**< The user defined wraparound cycle count. */ - unsigned int wrap_remaining; /**< The wraparound cycle down counter used by a running conversion. */ - unsigned int ao_idx; /**< The index of this analog output on this device. */ - int fifo; /**< If set this device has a FIFO. */ - - int bosch_fw; /**< If set the bosch firmware is in PROM. */ - - /* Registers */ - uint32_t ctrl_reg; - uint32_t status_reg; - uint32_t fifo_reg; - uint32_t single_reg; - uint32_t timer_reg; - uint32_t irq_status_reg; - uint32_t preload_reg; - uint32_t reg_base; -} me4600_ao_subdevice_t; - - /** - * @brief The constructor to generate a ME-4000 analog output subdevice instance for BOSCH project. - * - * @param reg_base The register base address of the device as returned by the PCI BIOS. - * @param ctrl_reg_lock Pointer to spin lock protecting the control register from concurrent access. - * @param preload_flags Pointer to spin lock protecting the hold&trigger register from concurrent access. - * @param ao_idx Subdevice number. - * @param fifo Flag set if subdevice has hardware FIFO. - * @param irq IRQ number. - * - * @return Pointer to new instance on success.\n - * NULL on error. - */ -me4600_ao_subdevice_t *me4600_ao_constructor(uint32_t reg_base, - spinlock_t * preload_reg_lock, - uint32_t * preload_flags, - int ao_idx, int fifo, int irq); - -# else //~BOSCH - -//ME4600_AO_FLAGS_BROKEN_PIPE is OBSOLETE => Now problems are reported in status. - -typedef enum ME4600_AO_STATUS { - ao_status_none = 0, - ao_status_single_configured, - ao_status_single_run_wait, - ao_status_single_run, - ao_status_single_end_wait, - ao_status_single_end, - ao_status_stream_configured, - ao_status_stream_run_wait, - ao_status_stream_run, - ao_status_stream_end_wait, - ao_status_stream_end, - ao_status_stream_fifo_error, - ao_status_stream_buffer_error, - ao_status_stream_error, - ao_status_last -} ME4600_AO_STATUS; - -typedef struct me4600_ao_timeout { - unsigned long start_time; - unsigned long delay; -} me4600_ao_timeout_t; - - /** - * @brief The ME-4600 analog output subdevice class. - */ -typedef struct me4600_ao_subdevice { - /* Inheritance */ - me_subdevice_t base; /**< The subdevice base class. */ - unsigned int ao_idx; /**< The index of this analog output on this device. */ - - /* Attributes */ - spinlock_t subdevice_lock; /**< Spin lock to protect the subdevice from concurrent access. */ - spinlock_t *preload_reg_lock; /**< Spin lock to protect preload_reg from concurrent access. */ - - uint32_t *preload_flags; - - /* Hardware feautres */ - unsigned int irq; /**< The interrupt request number assigned by the PCI BIOS. */ - int fifo; /**< If set this device has a FIFO. */ - int bitpattern; /**< If set this device use bitpattern. */ - - int single_value; /**< Mirror of the output value in single mode. */ - int single_value_in_fifo; /**< Mirror of the value written in single mode. */ - uint32_t ctrl_trg; /**< Mirror of the trigger settings. */ - - volatile int mode; /**< Flags used for storing SW wraparound setup*/ - int stop_mode; /**< The user defined stop condition flag. */ - unsigned int start_mode; - unsigned int stop_count; /**< The user defined dates presentation end count. */ - unsigned int stop_data_count; /**< The stop presentation count. */ - unsigned int data_count; /**< The real presentation count. */ - unsigned int preloaded_count; /**< The next data addres in buffer. <= for wraparound mode. */ - int hardware_stop_delay; /**< The time that stop can take. This is only to not show hardware bug to user. */ - - volatile enum ME4600_AO_STATUS status; /**< The current stream status flag. */ - me4600_ao_timeout_t timeout; /**< The timeout for start in blocking and non-blocking mode. */ - - /* Registers *//**< All registers are 32 bits long. */ - unsigned long ctrl_reg; - unsigned long status_reg; - unsigned long fifo_reg; - unsigned long single_reg; - unsigned long timer_reg; - unsigned long irq_status_reg; - unsigned long preload_reg; - unsigned long reg_base; - - /* Software buffer */ - me_circ_buf_t circ_buf; /**< Circular buffer holding measurment data. 32 bit long */ - wait_queue_head_t wait_queue; /**< Wait queue to put on tasks waiting for data to arrive. */ - - struct workqueue_struct *me4600_workqueue; - struct delayed_work ao_control_task; - - volatile int ao_control_task_flag; /**< Flag controling reexecuting of control task */ - -} me4600_ao_subdevice_t; - - /** - * @brief The constructor to generate a ME-4600 analog output subdevice instance. - * - * @param reg_base The register base address of the device as returned by the PCI BIOS. - * @param ctrl_reg_lock Pointer to spin lock protecting the control register from concurrent access. - * @param preload_flags Pointer to spin lock protecting the hold&trigger register from concurrent access. - * @param ao_idx Subdevice number. - * @param fifo Flag set if subdevice has hardware FIFO. - * @param irq IRQ number. - * @param me4600_wq Queue for asynchronous task (1 queue for all subdevice on 1 board). - * - * @return Pointer to new instance on success.\n - * NULL on error. - */ -me4600_ao_subdevice_t *me4600_ao_constructor(uint32_t reg_base, - spinlock_t * preload_reg_lock, - uint32_t * preload_flags, - int ao_idx, - int fifo, - int irq, - struct workqueue_struct - *me4600_wq); - -# endif //BOSCH -# endif //__KERNEL__ -#endif // ~_ME4600_AO_H_ |