Re: [PATCH V3 0/4] [SCSI] ufs: Adds glue drivers to ufshcd

[vinayak holikatti <vinholikatti@xxxxxxxxx>]

On Thu, Jul 26, 2012 at 5:05 PM, S, Venkatraman <svenkatr@xxxxxx> wrote:
> On Thu, Jul 26, 2012 at 4:42 PM, vinayak holikatti
> <vinholikatti@xxxxxxxxx> wrote:
>> On Thu, Jul 26, 2012 at 4:02 PM, S, Venkatraman <svenkatr@xxxxxx> wrote:
>>> On Thu, Jul 26, 2012 at 2:12 PM, Vinayak Holikatti
>>> <vinholikatti@xxxxxxxxx> wrote:
>>>> This patch set adds following features
>>>>  - Seggregate PCI specific code in ufshcd.c
>>>>  - Adds PCI glue driver ufshcd-pci.c and ufshcd.c become core module
>>>>  - Adds Platform glue driver ufshcd-pltfrm.c
>>>>  - Update correct transfer size in Command UPIU
>>>>
>>>> Vinayak Holikatti (4):
>>>>   [SCSI] drivers/scsi/ufs: Seggregate PCI Specific Code
>>>>   [SCSI] drivers/scsi/ufs: Separate PCI code into glue driver
>>>>   [SCSI] ufs: Add Platform glue driver for ufshcd
>>>>   [SCSI] ufs: Correct the expected data transfer size
>>>>
>>>>  drivers/scsi/ufs/Kconfig         |   37 +++-
>>>>  drivers/scsi/ufs/Makefile        |    2 +
>>>>  drivers/scsi/ufs/ufshcd-pci.c    |  228 ++++++++++++++++++++
>>>>  drivers/scsi/ufs/ufshcd-pltfrm.c |  222 ++++++++++++++++++++
>>>>  drivers/scsi/ufs/ufshcd.c        |  422 ++++++--------------------------------
>>>>  drivers/scsi/ufs/ufshcd.h        |  206 +++++++++++++++++++
>>>>  drivers/scsi/ufs/ufshcd_common.h |   53 +++++
>>>>  7 files changed, 813 insertions(+), 357 deletions(-)
>>>
>>> Two minor observations..
>>> 1) If both pci and platform have to do the exact same thing in their
>>> _suspend() and _resume() routines, perhaps there is scope for making
>>> them as common (the steps outlined in them should be done in core
>>> ufshcd) ?
>> Both will not have to do the exact same thing. We have plan to implement
>> ufshcd_suspend and ufshcd_resume which will be generic and will be part
>> of ufshcd core, as you said.
>
> Thanks. The comments in the driver files don't reflect this; it'd be
> wise to create
> the placeholder for core_suspend()/resume() in ufshcd.c, instead of
> the platform drivers.
Ok, I will make a place holder in ufshcd.c in next version of patch.
>
>>>
>>> 2) Need to include ufshcd_common.h in ufshcd.c so that the prototypes
>>> are supplied for the exported functions.
>> Thank you, I will make necessary changes in next version of patches.
>>
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