Message ID | 20220310184549.1883-3-krjdev@gmail.com |
---|---|
State | Deferred |
Delegated to: | Tom Rini |
Headers | show |
Series | CONFIG_EARLY_TIMER: Fix EAGAIN issue and use DM too | expand |
Hi, Ignore these patches. Have send them to the wrong maintainers... There are also somm issues. Thanks! On 10.03.22 19:45, Johannes Krottmayer wrote: > Description: > > When CONFIG_TIMER_EARLY is selected only the timer_early_* functions > will be called. With this patch first gd->timer will be checked, if the > DM timer is available, it uses the DM timer. When gd->timer is empty, > the timer_early_* functions will be called. > > Signed-off-by: Johannes Krottmayer <krjdev@gmail.com> > Cc: Tom Rini <trini@konsulko.com> > --- > lib/time.c | 46 ++++++++++++++++++++++++++++++++-------------- > 1 file changed, 32 insertions(+), 14 deletions(-) > > diff --git a/lib/time.c b/lib/time.c > index 96074b84af..85803d8ff5 100644 > --- a/lib/time.c > +++ b/lib/time.c > @@ -5,7 +5,6 @@ > */ > > #include <common.h> > -#include <clock_legacy.h> > #include <bootstage.h> > #include <dm.h> > #include <errno.h> > @@ -66,17 +65,22 @@ extern unsigned long __weak timer_read_counter(void); > #if CONFIG_IS_ENABLED(TIMER) > ulong notrace get_tbclk(void) > { > - if (!gd->timer) { > + int ret; > + > #ifdef CONFIG_TIMER_EARLY > + if (!gd->timer) > return timer_early_get_rate(); > + > + ret = dm_timer_init(); > + > + if (ret) > + return ret; > #else > - int ret; > + ret = dm_timer_init(); > > - ret = dm_timer_init(); > - if (ret) > - return ret; > + if (ret) > + return ret; > #endif > - } > > return timer_get_rate(gd->timer); > } > @@ -86,19 +90,32 @@ uint64_t notrace get_ticks(void) > u64 count; > int ret; > > - if (!gd->timer) { > #ifdef CONFIG_TIMER_EARLY > + if (!gd->timer) > return timer_early_get_count(); > -#else > - int ret; > > - ret = dm_timer_init(); > - if (ret) > - panic("Could not initialize timer (err %d)\n", ret); > -#endif > + ret = dm_timer_init(); > + > + if (ret) > + panic("Could not initialize timer (err %d)\n", ret); > + > + ret = timer_get_count(gd->timer, &count); > + > + if (ret) { > + if (spl_phase() > PHASE_TPL) > + panic("Could not read count from timer (err %d)\n", > + ret); > + else > + panic("no timer (err %d)\n", ret); > } > +#else > + ret = dm_timer_init(); > + > + if (ret) > + panic("Could not initialize timer (err %d)\n", ret); > > ret = timer_get_count(gd->timer, &count); > + > if (ret) { > if (spl_phase() > PHASE_TPL) > panic("Could not read count from timer (err %d)\n", > @@ -106,6 +123,7 @@ uint64_t notrace get_ticks(void) > else > panic("no timer (err %d)\n", ret); > } > +#endif > > return count; > }
diff --git a/lib/time.c b/lib/time.c index 96074b84af..85803d8ff5 100644 --- a/lib/time.c +++ b/lib/time.c @@ -5,7 +5,6 @@ */ #include <common.h> -#include <clock_legacy.h> #include <bootstage.h> #include <dm.h> #include <errno.h> @@ -66,17 +65,22 @@ extern unsigned long __weak timer_read_counter(void); #if CONFIG_IS_ENABLED(TIMER) ulong notrace get_tbclk(void) { - if (!gd->timer) { + int ret; + #ifdef CONFIG_TIMER_EARLY + if (!gd->timer) return timer_early_get_rate(); + + ret = dm_timer_init(); + + if (ret) + return ret; #else - int ret; + ret = dm_timer_init(); - ret = dm_timer_init(); - if (ret) - return ret; + if (ret) + return ret; #endif - } return timer_get_rate(gd->timer); } @@ -86,19 +90,32 @@ uint64_t notrace get_ticks(void) u64 count; int ret; - if (!gd->timer) { #ifdef CONFIG_TIMER_EARLY + if (!gd->timer) return timer_early_get_count(); -#else - int ret; - ret = dm_timer_init(); - if (ret) - panic("Could not initialize timer (err %d)\n", ret); -#endif + ret = dm_timer_init(); + + if (ret) + panic("Could not initialize timer (err %d)\n", ret); + + ret = timer_get_count(gd->timer, &count); + + if (ret) { + if (spl_phase() > PHASE_TPL) + panic("Could not read count from timer (err %d)\n", + ret); + else + panic("no timer (err %d)\n", ret); } +#else + ret = dm_timer_init(); + + if (ret) + panic("Could not initialize timer (err %d)\n", ret); ret = timer_get_count(gd->timer, &count); + if (ret) { if (spl_phase() > PHASE_TPL) panic("Could not read count from timer (err %d)\n", @@ -106,6 +123,7 @@ uint64_t notrace get_ticks(void) else panic("no timer (err %d)\n", ret); } +#endif return count; }
Description: When CONFIG_TIMER_EARLY is selected only the timer_early_* functions will be called. With this patch first gd->timer will be checked, if the DM timer is available, it uses the DM timer. When gd->timer is empty, the timer_early_* functions will be called. Signed-off-by: Johannes Krottmayer <krjdev@gmail.com> Cc: Tom Rini <trini@konsulko.com> --- lib/time.c | 46 ++++++++++++++++++++++++++++++++-------------- 1 file changed, 32 insertions(+), 14 deletions(-)