Re: [PATCH v5 15/15] scsi: ufs-qcom: set PA_Local_TX_LCC_Enable before link startup

From: Hannes Reinecke
Date: Tue Mar 01 2016 - 02:59:21 EST


On 02/28/2016 09:32 PM, Yaniv Gardi wrote:
> Some UFS devices (and may be host) have issues if LCC is
> enabled. So we are setting PA_Local_TX_LCC_Enable to 0
> before link startup which will make sure that both host
> and device TX LCC are disabled once link startup is
> completed.
>
> This change also:
> - enables the device ref clock before changing to HS mode
> and disables it if entered to PWM mode
> - adds printouts of testbus debug registers
>
Please make that in two patches; these issues are unrelated and will
just confuse users if one ever need to dig through the git log.

Cheers,

Hannes
--
Dr. Hannes Reinecke zSeries & Storage
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