Re: [PATCH v14 6/9] added support for DesignWare Controller

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Hi Akinobu,

On 4/13/2016 1:19 PM, Akinobu Mita wrote:
> Hi Joao,
> 
> 2016-04-13 18:04 GMT+09:00 Joao Pinto <Joao.Pinto@xxxxxxxxxxxx>:
> 
>> diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
>> index e3931d0..c780d14 100644
>> --- a/drivers/scsi/ufs/ufshcd.h
>> +++ b/drivers/scsi/ufs/ufshcd.h
>> @@ -263,6 +263,7 @@ struct ufs_pwr_mode_info {
>>   * @suspend: called during host controller PM callback
>>   * @resume: called during host controller PM callback
>>   * @dbg_register_dump: used to dump controller debug information
>> + * @phy_initialization: used to initialize phys
>>   */
>>  struct ufs_hba_variant_ops {
>>         const char *name;
>> @@ -284,6 +285,7 @@ struct ufs_hba_variant_ops {
>>         int     (*suspend)(struct ufs_hba *, enum ufs_pm_op);
>>         int     (*resume)(struct ufs_hba *, enum ufs_pm_op);
>>         void    (*dbg_register_dump)(struct ufs_hba *hba);
>> +       int     (*phy_initialization)(struct ufs_hba *);
>>  };
> 
> This vops->phy_initialization is only called from ufs dwc specific
> source files and not called from ufs core.  So this should not belong
> to ufs_hba_variant_ops.

At this time only DWC specific uses the phy_initialization, but can be used by
others in the future when the same necessity comes.

> 
> You can use hba->priv to put the controller specific data structure
> including phy_initialization and you also need to define vops->init
> callback which allocates and initialize the data structure.
> 

Joao

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