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authorDave Airlie <airlied@redhat.com>2015-04-19 21:32:26 -0400
committerDave Airlie <airlied@redhat.com>2015-04-19 23:05:20 -0400
commit2c33ce009ca2389dbf0535d0672214d09738e35e (patch)
tree6186a6458c3c160385d794a23eaf07c786a9e61b /include/linux/clocksource.h
parentcec32a47010647e8b0603726ebb75b990a4057a4 (diff)
parent09d51602cf84a1264946711dd4ea0dddbac599a1 (diff)
Merge Linus master into drm-next
The merge is clean, but the arm build fails afterwards, due to API changes in the regulator tree. I've included the patch into the merge to fix the build. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/linux/clocksource.h')
-rw-r--r--include/linux/clocksource.h25
1 files changed, 17 insertions, 8 deletions
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index 9c78d15d33e4..135509821c39 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -56,6 +56,7 @@ struct module;
56 * @shift: cycle to nanosecond divisor (power of two) 56 * @shift: cycle to nanosecond divisor (power of two)
57 * @max_idle_ns: max idle time permitted by the clocksource (nsecs) 57 * @max_idle_ns: max idle time permitted by the clocksource (nsecs)
58 * @maxadj: maximum adjustment value to mult (~11%) 58 * @maxadj: maximum adjustment value to mult (~11%)
59 * @max_cycles: maximum safe cycle value which won't overflow on multiplication
59 * @flags: flags describing special properties 60 * @flags: flags describing special properties
60 * @archdata: arch-specific data 61 * @archdata: arch-specific data
61 * @suspend: suspend function for the clocksource, if necessary 62 * @suspend: suspend function for the clocksource, if necessary
@@ -76,7 +77,7 @@ struct clocksource {
76#ifdef CONFIG_ARCH_CLOCKSOURCE_DATA 77#ifdef CONFIG_ARCH_CLOCKSOURCE_DATA
77 struct arch_clocksource_data archdata; 78 struct arch_clocksource_data archdata;
78#endif 79#endif
79 80 u64 max_cycles;
80 const char *name; 81 const char *name;
81 struct list_head list; 82 struct list_head list;
82 int rating; 83 int rating;
@@ -178,7 +179,6 @@ static inline s64 clocksource_cyc2ns(cycle_t cycles, u32 mult, u32 shift)
178} 179}
179 180
180 181
181extern int clocksource_register(struct clocksource*);
182extern int clocksource_unregister(struct clocksource*); 182extern int clocksource_unregister(struct clocksource*);
183extern void clocksource_touch_watchdog(void); 183extern void clocksource_touch_watchdog(void);
184extern struct clocksource* clocksource_get_next(void); 184extern struct clocksource* clocksource_get_next(void);
@@ -189,7 +189,7 @@ extern struct clocksource * __init clocksource_default_clock(void);
189extern void clocksource_mark_unstable(struct clocksource *cs); 189extern void clocksource_mark_unstable(struct clocksource *cs);
190 190
191extern u64 191extern u64
192clocks_calc_max_nsecs(u32 mult, u32 shift, u32 maxadj, u64 mask); 192clocks_calc_max_nsecs(u32 mult, u32 shift, u32 maxadj, u64 mask, u64 *max_cycles);
193extern void 193extern void
194clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 minsec); 194clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 minsec);
195 195
@@ -200,7 +200,16 @@ clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 minsec);
200extern int 200extern int
201__clocksource_register_scale(struct clocksource *cs, u32 scale, u32 freq); 201__clocksource_register_scale(struct clocksource *cs, u32 scale, u32 freq);
202extern void 202extern void
203__clocksource_updatefreq_scale(struct clocksource *cs, u32 scale, u32 freq); 203__clocksource_update_freq_scale(struct clocksource *cs, u32 scale, u32 freq);
204
205/*
206 * Don't call this unless you are a default clocksource
207 * (AKA: jiffies) and absolutely have to.
208 */
209static inline int __clocksource_register(struct clocksource *cs)
210{
211 return __clocksource_register_scale(cs, 1, 0);
212}
204 213
205static inline int clocksource_register_hz(struct clocksource *cs, u32 hz) 214static inline int clocksource_register_hz(struct clocksource *cs, u32 hz)
206{ 215{
@@ -212,14 +221,14 @@ static inline int clocksource_register_khz(struct clocksource *cs, u32 khz)
212 return __clocksource_register_scale(cs, 1000, khz); 221 return __clocksource_register_scale(cs, 1000, khz);
213} 222}
214 223
215static inline void __clocksource_updatefreq_hz(struct clocksource *cs, u32 hz) 224static inline void __clocksource_update_freq_hz(struct clocksource *cs, u32 hz)
216{ 225{
217 __clocksource_updatefreq_scale(cs, 1, hz); 226 __clocksource_update_freq_scale(cs, 1, hz);
218} 227}
219 228
220static inline void __clocksource_updatefreq_khz(struct clocksource *cs, u32 khz) 229static inline void __clocksource_update_freq_khz(struct clocksource *cs, u32 khz)
221{ 230{
222 __clocksource_updatefreq_scale(cs, 1000, khz); 231 __clocksource_update_freq_scale(cs, 1000, khz);
223} 232}
224 233
225 234