[U-Boot] [PATCH RESEND 0/7] spi: cadence_qspi: optimize & fix indirect rd-writes

vikasm vikas.manocha at st.com
Wed Aug 12 19:52:28 CEST 2015


Thanks Jagan,

On 08/12/2015 05:01 AM, Jagan Teki wrote:
> Vikas,
> 
> Did you verified on board, can you just verified with 'sf update' before
> and after.. I just wanted to see if you get any performance
> improvement with these
> optimization fixes.

The main point is someone needs to debug the patchset on socfpga platform. It works on stv0991 platform.
But which patch is really creating issue on socfpga & debug that patch.

Rgds,
Vikas

> 
> Will get back again for my comments.
> 
> On 12 August 2015 at 17:06, Stefan Roese <sr at denx.de> wrote:
>> Hi Vikas,
>>
>> (added Marek to Cc)
>>
>>
>> On 11.08.2015 23:19, vikasm wrote:
>>>
>>> On 07/23/2015 05:22 AM, Stefan Roese wrote:
>>>>
>>>> Hi Vikas,
>>>>
>>>> On 16.07.2015 08:46, Stefan Roese wrote:
>>>>>>>>
>>>>>>>> In addition can you please check the patch causing this instability
>>>>>>>> on
>>>>>>>> socfpga. I don't like to bug you but to close this patchset, this
>>>>>>>> info
>>>>>>>> & tests mentioned above seems to be required.
>>>>>>>
>>>>>>>
>>>>>>> Okay. I'll try to find some time this week to do some testing here.
>>>>>>> It seems
>>>>>>> that the other cadence patchset from you ([v4 00/10] spi:
>>>>>>> cadence_qspi: sram depth from DT & fix for FIFO width) is not pulled
>>>>>>> into
>>>>>>> mainline yet. To make it easier for me, could you perhaps publish a
>>>>>>> git
>>>>>>> repository that is based on current mainline. And has the mentioned
>>>>>>> above
>>>>>>> patch series included. And all the patches in the latest version that
>>>>>>> are
>>>>>>> currently causing these problems on SoCFPGA?
>>>>>>
>>>>>>
>>>>>> The patchset was in u-boot-spi repository, yesterday pulled by Tom in
>>>>>> mainline. I will rebase the patchset in discussion
>>>>>> (spi: cadence_qspi: optimize & fix indirect rd-writes) on mainline
>>>>>> master & send the V2.
>>>>>>
>>>>>> Let me know if it is ok.
>>>>>
>>>>>
>>>>> Okay, I'll try to find some time later this week or next week for some
>>>>> tests.
>>>>
>>>>
>>>> I couldn't find the required time to  test these patches again yet.
>>>> Sorry. And I'll leave for a short vacation tomorrow. So I won't be able
>>>> to get to this issue before week 32.
>>>>
>>>> Perhaps somebody else finds some time to look at this QSPI driver issue
>>>> in the meantime
>>>
>>>
>>> Any update ?
>>
>>
>> Not from me, sorry. And I really won't be able to dig into this in the next
>> weeks.
>>
>> Again, perhaps someone else finds the time to look at this QSPI driver issue
>> in the meantime?
> 
> thanks!
> 


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