Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.7 175/186] MIPS: Fix r4k clockevents registration | Date | Thu, 18 Aug 2016 15:59:52 +0200 |
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4.7-stable review patch. If anyone has any objections, please let me know.
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From: Huacai Chen <chenhc@lemote.com>
commit 6dabf2b7a597a9613f0b8a2fcbe01e2a0a05c896 upstream.
CPUFreq need min_delta_ticks/max_delta_ticks to be initialized, and this can be done by clockevents_config_and_register().
Signed-off-by: Heiher <r@hev.cc> Signed-off-by: Huacai Chen <chenhc@lemote.com> Cc: John Crispin <john@phrozen.org> Cc: Steven J . Hill <Steven.Hill@imgtec.com> Cc: Fuxin Zhang <zhangfx@lemote.com> Cc: Zhangjin Wu <wuzhangjin@gmail.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/13817/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- arch/mips/kernel/cevt-r4k.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-)
--- a/arch/mips/kernel/cevt-r4k.c +++ b/arch/mips/kernel/cevt-r4k.c @@ -276,12 +276,7 @@ int r4k_clockevent_init(void) CLOCK_EVT_FEAT_C3STOP | CLOCK_EVT_FEAT_PERCPU; - clockevent_set_clock(cd, mips_hpt_frequency); - - /* Calculate the min / max delta */ - cd->max_delta_ns = clockevent_delta2ns(0x7fffffff, cd); min_delta = calculate_min_delta(); - cd->min_delta_ns = clockevent_delta2ns(min_delta, cd); cd->rating = 300; cd->irq = irq; @@ -289,7 +284,7 @@ int r4k_clockevent_init(void) cd->set_next_event = mips_next_event; cd->event_handler = mips_event_handler; - clockevents_register_device(cd); + clockevents_config_and_register(cd, mips_hpt_frequency, min_delta, 0x7fffffff); if (cp0_timer_irq_installed) return 0;
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