[mirror_ubuntu-bionic-kernel.git] / arch / ia64 / kernel / fsyscall_gtod_data.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * (c) Copyright 2007 Hewlett-Packard Development Company, L.P.
 *        Contributed by Peter Keilty <peter.keilty@hp.com>
 *
 * fsyscall gettimeofday data
 */

/* like timespec, but includes "shifted nanoseconds" */
struct time_sn_spec {
	u64	sec;
	u64	snsec;
};

struct fsyscall_gtod_data_t {
	seqcount_t	seq;
	struct time_sn_spec wall_time;
	struct time_sn_spec monotonic_time;
	u64		clk_mask;
	u32		clk_mult;
	u32		clk_shift;
	void		*clk_fsys_mmio;
	u64		clk_cycle_last;
} ____cacheline_aligned;

struct itc_jitter_data_t {
	int		itc_jitter;
	u64		itc_lastcycle;
} ____cacheline_aligned;
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
0aa366f3 TL	2	/*
	3	* (c) Copyright 2007 Hewlett-Packard Development Company, L.P.
	4	* Contributed by Peter Keilty <peter.keilty@hp.com>
	5	*
	6	* fsyscall gettimeofday data
	7	*/
	8
d4d1fc61 TL	9	/* like timespec, but includes "shifted nanoseconds" */
	10	struct time_sn_spec {
	11	u64 sec;
	12	u64 snsec;
	13	};
	14
0aa366f3	15	struct fsyscall_gtod_data_t {
74a622be	16	seqcount_t seq;
d4d1fc61 TL	17	struct time_sn_spec wall_time;
d4d1fc61 TL	18	struct time_sn_spec monotonic_time;
a5a1d1c2	19	u64 clk_mask;
0aa366f3 TL	20	u32 clk_mult;
	21	u32 clk_shift;
	22	void *clk_fsys_mmio;
a5a1d1c2	23	u64 clk_cycle_last;
acffc84a	24	} ____cacheline_aligned;
0aa366f3 TL	25
	26	struct itc_jitter_data_t {
	27	int itc_jitter;
a5a1d1c2	28	u64 itc_lastcycle;
acffc84a	29	} ____cacheline_aligned;
0aa366f3	30