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SubjectRe: [PATCH v2 0/5] ACPI / EC: Add reference counting for requests and cleans up the grace periods support.
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On Friday, February 06, 2015 08:57:37 AM Lv Zheng wrote:
> This patchset contains 3 cleanups related to the EC driver:
> 1. Command flushing (command grace period)
> This patchset flushes EC commands before suspending/resuming, so that
> there won't be timeout for the incomplete commands after resuming.
> 2. Query flushing (query grace period)
> This patchset flushes EC event queries before suspending/resuming, so
> that there won't be broken events remained in the firmware queue.
> 3. Command storming prevention
> This patchset corrects command storming prevention logic because of
> the GPE raw handler mode.
> The request reference count debugging messages can be used to detect broken
> EC transactions. It should always drop to 1 when the driver is idle during
> the runtime.
>
> Note that after flushing before suspending, EC GPE is still enabled to keep
> the old behavior.
>
> Lv Zheng (5):
> ACPI/EC: Introduce STARTED/STOPPED flags to replace BLOCKED flag.
> ACPI/EC: Add command flushing support.
> ACPI/EC: Refine command storm prevention support.
> ACPI/EC: Add query flushing support.
> ACPI/EC: Add GPE reference counting debugging messages.
>
> drivers/acpi/ec.c | 295 ++++++++++++++++++++++++++++++++++++++++-------
> drivers/acpi/internal.h | 1 +
> 2 files changed, 254 insertions(+), 42 deletions(-)

So this is on top of the EC patches you sent previously, right?


--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.


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