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36 * @ingroup adf_os_public
38 * This file abstracts time related functionality.
40 #ifndef _ADF_OS_TIME_H
41 #define _ADF_OS_TIME_H
43 #include <adf_os_time_pvt.h>
46 * @brief count the number of ticks elapsed from the time when
51 static inline unsigned long
54 return __adf_os_ticks();
58 * @brief convert ticks to milliseconds
60 * @param[in] ticks number of ticks
61 * @return time in milliseconds
63 static inline a_uint32_t
64 adf_os_ticks_to_msecs(unsigned long ticks)
66 return (__adf_os_ticks_to_msecs(ticks));
70 * @brief convert milliseconds to ticks
72 * @param[in] time in milliseconds
73 * @return number of ticks
75 static inline unsigned long
76 adf_os_msecs_to_ticks(a_uint32_t msecs)
78 return (__adf_os_msecs_to_ticks(msecs));
82 * @brief Return a monotonically increasing time. This increments once per HZ ticks
84 static inline unsigned long
85 adf_os_getuptime(void)
87 return (__adf_os_getuptime());
91 * @brief Delay in microseconds
93 * @param[in] microseconds to delay
96 adf_os_udelay(int usecs)
98 __adf_os_udelay(usecs);
102 * @brief Delay in milliseconds.
104 * @param[in] milliseconds to delay
107 adf_os_mdelay(int msecs)
109 __adf_os_mdelay(msecs);
113 * @brief Check if _a is later than _b.
115 #define adf_os_time_after(_a, _b) __adf_os_time_after(_a, _b)
118 * @brief Check if _a is prior to _b.
120 #define adf_os_time_before(_a, _b) __adf_os_time_before(_a, _b)
123 * @brief Check if _a atleast as recent as _b, if not later.
125 #define adf_os_time_after_eq(_a, _b) __adf_os_time_after_eq(_a, _b)