diff options
Diffstat (limited to 'kernel/xpp/xpd.h')
| -rw-r--r-- | kernel/xpp/xpd.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/kernel/xpp/xpd.h b/kernel/xpp/xpd.h index 7f85890..717e68d 100644 --- a/kernel/xpp/xpd.h +++ b/kernel/xpp/xpd.h @@ -29,6 +29,7 @@ #ifdef __KERNEL__ #include <linux/kernel.h> #include <linux/device.h> +#include <linux/version.h> #include <asm/atomic.h> #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26) #include <linux/semaphore.h> @@ -138,6 +139,16 @@ static struct xpd_counters { #define XPD_COUNTER_MAX (sizeof(xpd_counters)/sizeof(xpd_counters[0])) +enum xpd_state { + XPD_STATE_START, + XPD_STATE_INIT_REGS, + XPD_STATE_READY, + XPD_STATE_NOHW, +}; + +bool xpd_setstate(xpd_t *xpd, enum xpd_state newstate); +const char *xpd_statename(enum xpd_state st); + /* * An XPD is a single Xorcom Protocol Device */ @@ -162,6 +173,10 @@ struct xpd { xpp_line_t digital_signalling; /* BRI signalling channels */ uint timing_priority; /* from 'span' directives in zapata.conf */ + enum xpd_state xpd_state; + struct device xpd_dev; +#define dev_to_xpd(dev) container_of(dev, struct xpd, xpd_dev) + /* Assure atomicity of changes to pcm_len and wanted_pcm_mask */ spinlock_t lock_recompute_pcm; /* maintained by card drivers */ @@ -185,10 +200,12 @@ struct xpd { #ifdef CONFIG_PROC_FS struct proc_dir_entry *proc_xpd_dir; struct proc_dir_entry *proc_xpd_summary; +#ifdef OLD_PROC struct proc_dir_entry *proc_xpd_ztregister; struct proc_dir_entry *proc_xpd_blink; struct proc_dir_entry *proc_xpd_chipregs; #endif +#endif int counters[XPD_COUNTER_MAX]; @@ -229,6 +246,18 @@ static inline void *my_kzalloc(size_t size, gfp_t flags) return p; } +struct xpd_driver { + xpd_type_t type; + + struct device_driver driver; +#define driver_to_xpd_driver(driver) container_of(driver, struct xpd_driver, driver) +}; + +int xpd_driver_register(struct device_driver *driver); +void xpd_driver_unregister(struct device_driver *driver); +xpd_t *get_xpd(const char *msg, xpd_t *xpd); +void put_xpd(const char *msg, xpd_t *xpd); + #endif #endif /* XPD_H */ |