Re: [PATCH v4] scsi: ufs: add support of generic PHY and ICE in Qualcomm chips
Date: Thu Dec 25 2014 - 11:40:56 EST
thanks for inputs.
shortly I will upload a new version, where I address you comments
> On Thursday 04 December 2014 09:24 PM, Christoph Hellwig wrote:
>> On Thu, Nov 27, 2014 at 05:59:58PM +0200, Yaniv Gardi wrote:
>>> In this change we add support to the generic PHY framework.
>>> Two UFS phys are implemented:
>>> qmp-20nm and qmp-28nm.
>>> Also, the files in this change implement the UFS HW (controller & PHY)
>>> specific behavior in Qualcomm chips.
>>> Relocation of a few header files is needed in order to expose routines
>>> and data structures between PHY driver and UFS driver.
>>> Also, this change include the implementation of Inline Crypto Engine
>>> in Qualcomm chips.
>> This whole patch is a mess. It does way to many things in one patch,
>> and it doesn't explain enough of it.
>> Please explain why you need it. Especially as the PHY API is a generic
>> phy abstraction, so having to share defintions between the provider and
>> consumer seems wrong. Even if you need some shared bits keep them to an
>> absolute minium insted of moving so much out of the driver directory.
>> Also if at all possible keep the shared data in a single header under
>> include/linux instead of having lots of global headers in a deep
>> directory structure.
>> Second split this into patches that do a single things, and explain why
>> you're doing each:
>> 1) header move if/as needed
>> 2) add 20nm phy driver
>> 3) add 28nm phy driver
>> 4) add ufs-qcom driver
>> 5) add ufs-qcom-ice support
>> and so on.
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