kopia lustrzana https://github.com/micropython/micropython
extmod/utime_mphal: Don't exit/enter the GIL in generic sleep functions.
GIL behaviour should be handled by the port. And ports probably want to define sleep_us so that it doesn't release the GIL, to improve timing accuracy.pull/2876/merge
rodzic
96c35d0ac4
commit
2e3fc77809
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@ -37,13 +37,11 @@
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#include "extmod/utime_mphal.h"
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#include "extmod/utime_mphal.h"
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STATIC mp_obj_t time_sleep(mp_obj_t seconds_o) {
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STATIC mp_obj_t time_sleep(mp_obj_t seconds_o) {
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MP_THREAD_GIL_EXIT();
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#if MICROPY_PY_BUILTINS_FLOAT
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#if MICROPY_PY_BUILTINS_FLOAT
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mp_hal_delay_ms(1000 * mp_obj_get_float(seconds_o));
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mp_hal_delay_ms(1000 * mp_obj_get_float(seconds_o));
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#else
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#else
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mp_hal_delay_ms(1000 * mp_obj_get_int(seconds_o));
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mp_hal_delay_ms(1000 * mp_obj_get_int(seconds_o));
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#endif
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#endif
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MP_THREAD_GIL_ENTER();
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return mp_const_none;
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return mp_const_none;
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}
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}
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MP_DEFINE_CONST_FUN_OBJ_1(mp_utime_sleep_obj, time_sleep);
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MP_DEFINE_CONST_FUN_OBJ_1(mp_utime_sleep_obj, time_sleep);
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@ -51,9 +49,7 @@ MP_DEFINE_CONST_FUN_OBJ_1(mp_utime_sleep_obj, time_sleep);
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STATIC mp_obj_t time_sleep_ms(mp_obj_t arg) {
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STATIC mp_obj_t time_sleep_ms(mp_obj_t arg) {
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mp_int_t ms = mp_obj_get_int(arg);
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mp_int_t ms = mp_obj_get_int(arg);
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if (ms > 0) {
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if (ms > 0) {
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MP_THREAD_GIL_EXIT();
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mp_hal_delay_ms(ms);
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mp_hal_delay_ms(ms);
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MP_THREAD_GIL_ENTER();
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}
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}
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return mp_const_none;
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return mp_const_none;
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}
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}
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@ -62,9 +58,7 @@ MP_DEFINE_CONST_FUN_OBJ_1(mp_utime_sleep_ms_obj, time_sleep_ms);
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STATIC mp_obj_t time_sleep_us(mp_obj_t arg) {
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STATIC mp_obj_t time_sleep_us(mp_obj_t arg) {
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mp_int_t us = mp_obj_get_int(arg);
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mp_int_t us = mp_obj_get_int(arg);
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if (us > 0) {
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if (us > 0) {
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MP_THREAD_GIL_EXIT();
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mp_hal_delay_us(us);
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mp_hal_delay_us(us);
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MP_THREAD_GIL_ENTER();
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}
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}
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return mp_const_none;
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return mp_const_none;
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}
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}
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