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author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-08-01 18:27:08 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-08-01 18:27:08 -0400 |
commit | fbae5cbb43512446ba15a3b90039cb127d22ee95 (patch) | |
tree | 29f539576bc46537d7013d0ec0f4c2082dbca278 /arch/arm/mach-omap2/clockdomain.c | |
parent | 6f888fe31dfcda4cb25018b0af3f50049fcf0b7f (diff) | |
parent | 4756f881ba303e4dada613feeacf44d26c3e35b9 (diff) | |
download | op-kernel-dev-fbae5cbb43512446ba15a3b90039cb127d22ee95.zip op-kernel-dev-fbae5cbb43512446ba15a3b90039cb127d22ee95.tar.gz |
Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC platform updates from Olof Johansson:
"Improved and new platform support for various SoCs:
New SoC support:
- Broadcom BCM23550
- Freescale i.MX7Solo
- Qualcomm MDM9615
- Renesas r8a7792
Improvements:
- convert clps711x to multiplatform
- debug uart improvements for Atmel platforms
- Tango platform improvements: HOTPLUG_CPU, Suspend-to-ram
- OMAP tweaks and improvements to hwmod
- OMAP support for kexec on SMP"
* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (109 commits)
ARM: davinci: fix build break because of undeclared dm365_evm_snd_data
ARM: s3c64xx: smartq: Avoid sparse warnings
ARM: sti: Implement dummy L2 cache's write_sec
ARM: STi: Update machine _namestr to be more generic.
arm: meson: explicitly select clk drivers
ARM: tango: add Suspend-to-RAM support
ARM: hisi: consolidate the hisilicon machine entries
ARM: tango: fix CONFIG_HOTPLUG_CPU=n build
MAINTAINERS: Update BCM281XX/BCM11XXX/BCM216XX entry
MAINTAINERS: Update BCM63XX entry
MAINTAINERS: Add NS2 entry
MAINTAINERS: Fix nsp false-positives
MAINTAINERS: Change L to M for Broadcom ARM/ARM64 SoC entries
ARM: debug: Enable DEBUG_BCM_5301X for Northstar Plus SoCs
ARM: clps711x: Switch to MULTIPLATFORM
ARM: clps711x: Remove boards support
ARM: clps711x: Add basic DT support
ARM: clps711x: Reduce static map size
ARM: SAMSUNG: Constify iomem address passed to s5p_init_cpu
ARM: oxnas: Change OX810SE default driver config
...
Diffstat (limited to 'arch/arm/mach-omap2/clockdomain.c')
-rw-r--r-- | arch/arm/mach-omap2/clockdomain.c | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 2da3b5e..b79b1ca 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -465,10 +465,7 @@ int clkdm_complete_init(void) return -EACCES; list_for_each_entry(clkdm, &clkdm_list, node) { - if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP) - clkdm_wakeup(clkdm); - else if (clkdm->flags & CLKDM_CAN_DISABLE_AUTO) - clkdm_deny_idle(clkdm); + clkdm_deny_idle(clkdm); _resolve_clkdm_deps(clkdm, clkdm->wkdep_srcs); clkdm_clear_all_wkdeps(clkdm); @@ -925,11 +922,20 @@ void clkdm_allow_idle_nolock(struct clockdomain *clkdm) if (!clkdm) return; - if (!(clkdm->flags & CLKDM_CAN_ENABLE_AUTO)) { - pr_debug("clock: %s: automatic idle transitions cannot be enabled\n", - clkdm->name); + if (!WARN_ON(!clkdm->forcewake_count)) + clkdm->forcewake_count--; + + if (clkdm->forcewake_count) + return; + + if (!clkdm->usecount && (clkdm->flags & CLKDM_CAN_FORCE_SLEEP)) + clkdm_sleep_nolock(clkdm); + + if (!(clkdm->flags & CLKDM_CAN_ENABLE_AUTO)) + return; + + if (clkdm->flags & CLKDM_MISSING_IDLE_REPORTING) return; - } if (!arch_clkdm || !arch_clkdm->clkdm_allow_idle) return; @@ -974,11 +980,17 @@ void clkdm_deny_idle_nolock(struct clockdomain *clkdm) if (!clkdm) return; - if (!(clkdm->flags & CLKDM_CAN_DISABLE_AUTO)) { - pr_debug("clockdomain: %s: automatic idle transitions cannot be disabled\n", - clkdm->name); + if (clkdm->forcewake_count++) + return; + + if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP) + clkdm_wakeup_nolock(clkdm); + + if (!(clkdm->flags & CLKDM_CAN_DISABLE_AUTO)) + return; + + if (clkdm->flags & CLKDM_MISSING_IDLE_REPORTING) return; - } if (!arch_clkdm || !arch_clkdm->clkdm_deny_idle) return; |