diff options
Diffstat (limited to 'drivers/staging/comedi/comedidev.h')
| -rw-r--r-- | drivers/staging/comedi/comedidev.h | 202 |
1 files changed, 97 insertions, 105 deletions
diff --git a/drivers/staging/comedi/comedidev.h b/drivers/staging/comedi/comedidev.h index 3735355d3c58..ea319360ae68 100644 --- a/drivers/staging/comedi/comedidev.h +++ b/drivers/staging/comedi/comedidev.h @@ -26,7 +26,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/kdev_t.h> #include <linux/slab.h> #include <linux/errno.h> @@ -36,7 +35,6 @@ #include <linux/mm.h> #include <linux/init.h> #include <linux/vmalloc.h> -#include <linux/mm.h> #include "interrupt.h" #include <linux/dma-mapping.h> #include <linux/uaccess.h> @@ -55,9 +53,9 @@ #define COMEDI_INITCLEANUP_NOMODULE(x) \ static int __init x ## _init_module(void) \ - {return comedi_driver_register(&(x));} \ + {return comedi_driver_register(&(x)); } \ static void __exit x ## _cleanup_module(void) \ - {comedi_driver_unregister(&(x));} \ + {comedi_driver_unregister(&(x)); } \ module_init(x ## _init_module); \ module_exit(x ## _cleanup_module); \ @@ -120,23 +118,14 @@ #define PCI_VENDOR_ID_MEILHAUS 0x1402 #define COMEDI_NUM_MINORS 0x100 -#define COMEDI_NUM_LEGACY_MINORS 0x10 #define COMEDI_NUM_BOARD_MINORS 0x30 #define COMEDI_FIRST_SUBDEVICE_MINOR COMEDI_NUM_BOARD_MINORS -typedef struct comedi_device_struct comedi_device; -typedef struct comedi_subdevice_struct comedi_subdevice; -typedef struct comedi_async_struct comedi_async; -typedef struct comedi_driver_struct comedi_driver; -typedef struct comedi_lrange_struct comedi_lrange; - -typedef struct device device_create_result_type; - #define COMEDI_DEVICE_CREATE(cs, parent, devt, drvdata, device, fmt...) \ device_create(cs, ((parent) ? (parent) : (device)), devt, drvdata, fmt) -struct comedi_subdevice_struct { - comedi_device *device; +struct comedi_subdevice { + struct comedi_device *device; int type; int n_chan; volatile int subdev_flags; @@ -144,7 +133,7 @@ struct comedi_subdevice_struct { void *private; - comedi_async *async; + struct comedi_async *async; void *lock; void *busy; @@ -153,46 +142,46 @@ struct comedi_subdevice_struct { int io_bits; - lsampl_t maxdata; /* if maxdata==0, use list */ - const lsampl_t *maxdata_list; /* list is channel specific */ + unsigned int maxdata; /* if maxdata==0, use list */ + const unsigned int *maxdata_list; /* list is channel specific */ unsigned int flags; const unsigned int *flaglist; unsigned int settling_time_0; - const comedi_lrange *range_table; - const comedi_lrange *const *range_table_list; + const struct comedi_lrange *range_table; + const struct comedi_lrange *const *range_table_list; unsigned int *chanlist; /* driver-owned chanlist (not used) */ - int (*insn_read) (comedi_device *, comedi_subdevice *, comedi_insn *, - lsampl_t *); - int (*insn_write) (comedi_device *, comedi_subdevice *, comedi_insn *, - lsampl_t *); - int (*insn_bits) (comedi_device *, comedi_subdevice *, comedi_insn *, - lsampl_t *); - int (*insn_config) (comedi_device *, comedi_subdevice *, comedi_insn *, - lsampl_t *); - - int (*do_cmd) (comedi_device *, comedi_subdevice *); - int (*do_cmdtest) (comedi_device *, comedi_subdevice *, comedi_cmd *); - int (*poll) (comedi_device *, comedi_subdevice *); - int (*cancel) (comedi_device *, comedi_subdevice *); - /* int (*do_lock)(comedi_device *,comedi_subdevice *); */ - /* int (*do_unlock)(comedi_device *,comedi_subdevice *); */ + int (*insn_read) (struct comedi_device *, struct comedi_subdevice *, struct comedi_insn *, + unsigned int *); + int (*insn_write) (struct comedi_device *, struct comedi_subdevice *, struct comedi_insn *, + unsigned int *); + int (*insn_bits) (struct comedi_device *, struct comedi_subdevice *, struct comedi_insn *, + unsigned int *); + int (*insn_config) (struct comedi_device *, struct comedi_subdevice *, struct comedi_insn *, + unsigned int *); + + int (*do_cmd) (struct comedi_device *, struct comedi_subdevice *); + int (*do_cmdtest) (struct comedi_device *, struct comedi_subdevice *, struct comedi_cmd *); + int (*poll) (struct comedi_device *, struct comedi_subdevice *); + int (*cancel) (struct comedi_device *, struct comedi_subdevice *); + /* int (*do_lock)(struct comedi_device *,struct comedi_subdevice *); */ + /* int (*do_unlock)(struct comedi_device *,struct comedi_subdevice *); */ /* called when the buffer changes */ - int (*buf_change) (comedi_device *dev, comedi_subdevice *s, + int (*buf_change) (struct comedi_device *dev, struct comedi_subdevice *s, unsigned long new_size); - void (*munge) (comedi_device *dev, comedi_subdevice *s, void *data, + void (*munge) (struct comedi_device *dev, struct comedi_subdevice *s, void *data, unsigned int num_bytes, unsigned int start_chan_index); enum dma_data_direction async_dma_dir; unsigned int state; - device_create_result_type *class_dev; + struct device *class_dev; int minor; }; @@ -201,8 +190,8 @@ struct comedi_buf_page { dma_addr_t dma_addr; }; -struct comedi_async_struct { - comedi_subdevice *subdevice; +struct comedi_async { + struct comedi_subdevice *subdevice; void *prealloc_buf; /* pre-allocated buffer */ unsigned int prealloc_bufsz; /* buffer size, in bytes */ @@ -232,7 +221,7 @@ struct comedi_async_struct { unsigned int events; /* events that have occurred */ - comedi_cmd cmd; + struct comedi_cmd cmd; wait_queue_head_t wait_head; @@ -241,17 +230,17 @@ struct comedi_async_struct { int (*cb_func) (unsigned int flags, void *); void *cb_arg; - int (*inttrig) (comedi_device *dev, comedi_subdevice *s, + int (*inttrig) (struct comedi_device *dev, struct comedi_subdevice *s, unsigned int x); }; -struct comedi_driver_struct { - struct comedi_driver_struct *next; +struct comedi_driver { + struct comedi_driver *next; const char *driver_name; struct module *module; - int (*attach) (comedi_device *, comedi_devconfig *); - int (*detach) (comedi_device *); + int (*attach) (struct comedi_device *, struct comedi_devconfig *); + int (*detach) (struct comedi_device *); /* number of elements in board_name and board_id arrays */ unsigned int num_names; @@ -260,12 +249,12 @@ struct comedi_driver_struct { int offset; }; -struct comedi_device_struct { +struct comedi_device { int use_count; - comedi_driver *driver; + struct comedi_driver *driver; void *private; - device_create_result_type *class_dev; + struct device *class_dev; int minor; /* hw_dev is passed to dma_alloc_coherent when allocating async buffers * for subdevices that have async_dma_dir set to something other than @@ -281,25 +270,25 @@ struct comedi_device_struct { int in_request_module; int n_subdevices; - comedi_subdevice *subdevices; + struct comedi_subdevice *subdevices; /* dumb */ unsigned long iobase; unsigned int irq; - comedi_subdevice *read_subdev; - comedi_subdevice *write_subdev; + struct comedi_subdevice *read_subdev; + struct comedi_subdevice *write_subdev; struct fasync_struct *async_queue; - void (*open) (comedi_device *dev); - void (*close) (comedi_device *dev); + void (*open) (struct comedi_device *dev); + void (*close) (struct comedi_device *dev); }; struct comedi_device_file_info { - comedi_device *device; - comedi_subdevice *read_subdevice; - comedi_subdevice *write_subdevice; + struct comedi_device *device; + struct comedi_subdevice *read_subdevice; + struct comedi_subdevice *write_subdevice; }; #ifdef CONFIG_COMEDI_DEBUG @@ -312,8 +301,8 @@ static const int comedi_debug; * function prototypes */ -void comedi_event(comedi_device *dev, comedi_subdevice *s); -void comedi_error(const comedi_device *dev, const char *s); +void comedi_event(struct comedi_device *dev, struct comedi_subdevice *s); +void comedi_error(const struct comedi_device *dev, const char *s); /* we can expand the number of bits used to encode devices/subdevices into the minor number soon, after more distros support > 8 bit minor numbers @@ -327,7 +316,7 @@ static const unsigned COMEDI_SUBDEVICE_MINOR_OFFSET = 1; struct comedi_device_file_info *comedi_get_device_file_info(unsigned minor); -static inline comedi_subdevice *comedi_get_read_subdevice( +static inline struct comedi_subdevice *comedi_get_read_subdevice( const struct comedi_device_file_info *info) { if (info->read_subdevice) @@ -337,7 +326,7 @@ static inline comedi_subdevice *comedi_get_read_subdevice( return info->device->read_subdev; } -static inline comedi_subdevice *comedi_get_write_subdevice( +static inline struct comedi_subdevice *comedi_get_write_subdevice( const struct comedi_device_file_info *info) { if (info->write_subdevice) @@ -347,17 +336,17 @@ static inline comedi_subdevice *comedi_get_write_subdevice( return info->device->write_subdev; } -void comedi_device_detach(comedi_device *dev); -int comedi_device_attach(comedi_device *dev, comedi_devconfig *it); -int comedi_driver_register(comedi_driver *); -int comedi_driver_unregister(comedi_driver *); +void comedi_device_detach(struct comedi_device *dev); +int comedi_device_attach(struct comedi_device *dev, struct comedi_devconfig *it); +int comedi_driver_register(struct comedi_driver *); +int comedi_driver_unregister(struct comedi_driver *); void init_polling(void); void cleanup_polling(void); -void start_polling(comedi_device *); -void stop_polling(comedi_device *); +void start_polling(struct comedi_device *); +void stop_polling(struct comedi_device *); -int comedi_buf_alloc(comedi_device *dev, comedi_subdevice *s, unsigned long +int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s, unsigned long new_size); #ifdef CONFIG_PROC_FS @@ -386,13 +375,13 @@ enum subdevice_runflags { various internal comedi functions */ -int do_rangeinfo_ioctl(comedi_device *dev, comedi_rangeinfo *arg); -int check_chanlist(comedi_subdevice *s, int n, unsigned int *chanlist); -void comedi_set_subdevice_runflags(comedi_subdevice *s, unsigned mask, +int do_rangeinfo_ioctl(struct comedi_device *dev, struct comedi_rangeinfo *arg); +int check_chanlist(struct comedi_subdevice *s, int n, unsigned int *chanlist); +void comedi_set_subdevice_runflags(struct comedi_subdevice *s, unsigned mask, unsigned bits); -unsigned comedi_get_subdevice_runflags(comedi_subdevice *s); -int insn_inval(comedi_device *dev, comedi_subdevice *s, - comedi_insn *insn, lsampl_t *data); +unsigned comedi_get_subdevice_runflags(struct comedi_subdevice *s); +int insn_inval(struct comedi_device *dev, struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data); /* range stuff */ @@ -403,12 +392,12 @@ int insn_inval(comedi_device *dev, comedi_subdevice *s, #define BIP_RANGE(a) {-(a)*1e6, (a)*1e6, 0} #define UNI_RANGE(a) {0, (a)*1e6, 0} -extern const comedi_lrange range_bipolar10; -extern const comedi_lrange range_bipolar5; -extern const comedi_lrange range_bipolar2_5; -extern const comedi_lrange range_unipolar10; -extern const comedi_lrange range_unipolar5; -extern const comedi_lrange range_unknown; +extern const struct comedi_lrange range_bipolar10; +extern const struct comedi_lrange range_bipolar5; +extern const struct comedi_lrange range_bipolar2_5; +extern const struct comedi_lrange range_unipolar10; +extern const struct comedi_lrange range_unipolar5; +extern const struct comedi_lrange range_unknown; #define range_digital range_unipolar5 @@ -418,21 +407,21 @@ extern const comedi_lrange range_unknown; #define GCC_ZERO_LENGTH_ARRAY 0 #endif -struct comedi_lrange_struct { +struct comedi_lrange { int length; - comedi_krange range[GCC_ZERO_LENGTH_ARRAY]; + struct comedi_krange range[GCC_ZERO_LENGTH_ARRAY]; }; /* some silly little inline functions */ -static inline int alloc_subdevices(comedi_device *dev, +static inline int alloc_subdevices(struct comedi_device *dev, unsigned int num_subdevices) { unsigned i; dev->n_subdevices = num_subdevices; dev->subdevices = - kcalloc(num_subdevices, sizeof(comedi_subdevice), GFP_KERNEL); + kcalloc(num_subdevices, sizeof(struct comedi_subdevice), GFP_KERNEL); if (!dev->subdevices) return -ENOMEM; for (i = 0; i < num_subdevices; ++i) { @@ -444,7 +433,7 @@ static inline int alloc_subdevices(comedi_device *dev, return 0; } -static inline int alloc_private(comedi_device *dev, int size) +static inline int alloc_private(struct comedi_device *dev, int size) { dev->private = kzalloc(size, GFP_KERNEL); if (!dev->private) @@ -452,17 +441,17 @@ static inline int alloc_private(comedi_device *dev, int size) return 0; } -static inline unsigned int bytes_per_sample(const comedi_subdevice *subd) +static inline unsigned int bytes_per_sample(const struct comedi_subdevice *subd) { if (subd->subdev_flags & SDF_LSAMPL) - return sizeof(lsampl_t); + return sizeof(unsigned int); else - return sizeof(sampl_t); + return sizeof(short); } /* must be used in attach to set dev->hw_dev if you wish to dma directly into comedi's buffer */ -static inline void comedi_set_hw_dev(comedi_device *dev, struct device *hw_dev) +static inline void comedi_set_hw_dev(struct comedi_device *dev, struct device *hw_dev) { if (dev->hw_dev) put_device(dev->hw_dev); @@ -474,31 +463,31 @@ static inline void comedi_set_hw_dev(comedi_device *dev, struct device *hw_dev) } } -int comedi_buf_put(comedi_async *async, sampl_t x); -int comedi_buf_get(comedi_async *async, sampl_t *x); +int comedi_buf_put(struct comedi_async *async, short x); +int comedi_buf_get(struct comedi_async *async, short *x); -unsigned int comedi_buf_write_n_available(comedi_async *async); -unsigned int comedi_buf_write_alloc(comedi_async *async, unsigned int nbytes); -unsigned int comedi_buf_write_alloc_strict(comedi_async *async, +unsigned int comedi_buf_write_n_available(struct comedi_async *async); +unsigned int comedi_buf_write_alloc(struct comedi_async *async, unsigned int nbytes); +unsigned int comedi_buf_write_alloc_strict(struct comedi_async *async, unsigned int nbytes); -unsigned comedi_buf_write_free(comedi_async *async, unsigned int nbytes); -unsigned comedi_buf_read_alloc(comedi_async *async, unsigned nbytes); -unsigned comedi_buf_read_free(comedi_async *async, unsigned int nbytes); -unsigned int comedi_buf_read_n_available(comedi_async *async); -void comedi_buf_memcpy_to(comedi_async *async, unsigned int offset, +unsigned comedi_buf_write_free(struct comedi_async *async, unsigned int nbytes); +unsigned comedi_buf_read_alloc(struct comedi_async *async, unsigned nbytes); +unsigned comedi_buf_read_free(struct comedi_async *async, unsigned int nbytes); +unsigned int comedi_buf_read_n_available(struct comedi_async *async); +void comedi_buf_memcpy_to(struct comedi_async *async, unsigned int offset, const void *source, unsigned int num_bytes); -void comedi_buf_memcpy_from(comedi_async *async, unsigned int offset, +void comedi_buf_memcpy_from(struct comedi_async *async, unsigned int offset, void *destination, unsigned int num_bytes); -static inline unsigned comedi_buf_write_n_allocated(comedi_async *async) +static inline unsigned comedi_buf_write_n_allocated(struct comedi_async *async) { return async->buf_write_alloc_count - async->buf_write_count; } -static inline unsigned comedi_buf_read_n_allocated(comedi_async *async) +static inline unsigned comedi_buf_read_n_allocated(struct comedi_async *async) { return async->buf_read_alloc_count - async->buf_read_count; } -void comedi_reset_async_buf(comedi_async *async); +void comedi_reset_async_buf(struct comedi_async *async); static inline void *comedi_aux_data(int options[], int n) { @@ -527,10 +516,13 @@ static inline void *comedi_aux_data(int options[], int n) int comedi_alloc_board_minor(struct device *hardware_device); void comedi_free_board_minor(unsigned minor); -int comedi_alloc_subdevice_minor(comedi_device *dev, comedi_subdevice *s); -void comedi_free_subdevice_minor(comedi_subdevice *s); +int comedi_alloc_subdevice_minor(struct comedi_device *dev, struct comedi_subdevice *s); +void comedi_free_subdevice_minor(struct comedi_subdevice *s); int comedi_pci_auto_config(struct pci_dev *pcidev, const char *board_name); void comedi_pci_auto_unconfig(struct pci_dev *pcidev); +struct usb_device; /* forward declaration */ +int comedi_usb_auto_config(struct usb_device *usbdev, const char *board_name); +void comedi_usb_auto_unconfig(struct usb_device *usbdev); #include "comedi_rt.h" |