Re: [PATCH 1/3] bus: add Broadcom GISB bus arbiter timeout/error handler

From: Florian Fainelli
Date: Wed May 14 2014 - 15:27:35 EST


2014-05-14 12:24 GMT-07:00 Randy Dunlap <rdunlap@xxxxxxxxxxxxx>:
> On 05/14/2014 12:10 PM, Florian Fainelli wrote:
>> This patch adds support for the Broadcom GISB arbiter bus timeout/error
>> handler. GISB is a proprietary bus used by Broadcom Set Top Box
>> System-on-a-chip devices (BCM7xxx) which allows multiple masters and
>> clients to be interfaced with each other.
>>
>> The bus arbiter offers support for generating two interrupts towards the
>> host CPU, thus allowing us to "catch" clock gated masters, or masters
>> being volontarily blocked for powersaving purposes, or do general system
>> troubleshooting.
>>
>> We also register a hook with the ARM fault exception handling to allow
>> printing a more informative message than "imprecise external abort at
>> 0x00000000" for instance.
>>
>> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
>> ---
>> drivers/bus/Kconfig | 11 +-
>> drivers/bus/Makefile | 1 +
>> drivers/bus/brcmstb_gisb.c | 289 +++++++++++++++++++++++++++++++++++++++++++++
>> 3 files changed, 300 insertions(+), 1 deletion(-)
>> create mode 100644 drivers/bus/brcmstb_gisb.c
>>
>> diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
>> index 552373c4e362..985db51c0b11 100644
>> --- a/drivers/bus/Kconfig
>> +++ b/drivers/bus/Kconfig
>> @@ -40,5 +40,14 @@ config ARM_CCI
>> depends on ARM
>> help
>> Driver supporting the CCI cache coherent interconnect for ARM
>> - platforms.
>> + kplatforms.
>
> Is that a typo? if not, what are kplatforms?

This is indeed a typo.
--
Florian
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