On Mon, Jun 15, 2015 at 5:23 PM, Johannes Thumshirn <jthumshirn@xxxxxxx> wrote:
> On Mon, Jun 15, 2015 at 04:41:56PM +0530, Sreekanth Reddy wrote:
>> On Mon, Jun 15, 2015 at 3:16 PM, Johannes Thumshirn <jthumshirn@xxxxxxx> wrote:
>> > On Fri, Jun 12, 2015 at 03:12:22PM +0530, Sreekanth Reddy wrote:
>> >> Added the following Dell branding to the mpt3sas driver.
>> >>
>> >> "VendorID" "DeviceID" "SubsystemVendor ID" "SubsystemDevice ID" Dell Branding String
>> >> 0x1000 0x0097 0x1028 0x1F46 DELL 12Gbps HBA
>> >>
>> >> Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@xxxxxxxxxxxxx>
>> >> ---
>> >> drivers/scsi/mpt3sas/mpt3sas_base.c | 36 ++++++++++++++++++++++++++++++++++++
>> >> drivers/scsi/mpt3sas/mpt3sas_base.h | 11 +++++++++++
>> >> 2 files changed, 47 insertions(+)
>> >>
>> >> diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
>> >> index 6739c0a..db362cb 100644
>> >> --- a/drivers/scsi/mpt3sas/mpt3sas_base.c
>> >> +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
>> >> @@ -2345,6 +2345,41 @@ _base_display_intel_branding(struct MPT3SAS_ADAPTER *ioc)
>> >>
>> >>
>> >> /**
>> >> + * _base_display_dell_branding - Display branding string
>> >> + * @ioc: per adapter object
>> >> + *
>> >> + * Return nothing.
>> >> + */
>> >> +static void
>> >> +_base_display_dell_branding(struct MPT3SAS_ADAPTER *ioc)
>> >> +{
>> >> + if (ioc->pdev->subsystem_vendor != PCI_VENDOR_ID_DELL)
>> >> + return;
>> >> +
>> >> + switch (ioc->pdev->device) {
>> >> + case MPI25_MFGPAGE_DEVID_SAS3008:
>> >> + switch (ioc->pdev->subsystem_device) {
>> >> + case MPT3SAS_DELL_12G_HBA_SSDID:
>> >> + pr_info(MPT3SAS_FMT "%s\n", ioc->name,
>> >> + MPT3SAS_DELL_12G_HBA_BRANDING);
>> >> + break;
>> >> + default:
>> >> + pr_info(MPT3SAS_FMT
>> >> + "Dell 12Gbps HBA: Subsystem ID: 0x%X\n", ioc->name,
>> >> + ioc->pdev->subsystem_device);
>> >> + break;
>> >> + }
>> >> + break;
>> >> + default:
>> >> + pr_info(MPT3SAS_FMT
>> >> + "Dell 12Gbps HBA: Subsystem ID: 0x%X\n", ioc->name,
>> >> + ioc->pdev->subsystem_device);
>> >> + break;
>> >> + }
>> >> +}
>> >> +
>> >> +
>> >> +/**
>> >> * _base_display_ioc_capabilities - Disply IOC's capabilities.
>> >> * @ioc: per adapter object
>> >> *
>> >> @@ -2374,6 +2409,7 @@ _base_display_ioc_capabilities(struct MPT3SAS_ADAPTER *ioc)
>> >> bios_version & 0x000000FF);
>> >>
>> >> _base_display_intel_branding(ioc);
>> >> + _base_display_dell_branding(ioc);
>> >>
>> >> pr_info(MPT3SAS_FMT "Protocol=(", ioc->name);
>> >>
>> >> diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
>> >> index 2318ef8..c4780c7 100644
>> >> --- a/drivers/scsi/mpt3sas/mpt3sas_base.h
>> >> +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
>> >> @@ -152,6 +152,17 @@
>> >> #define MPT3SAS_INTEL_RS3UC080_SSDID 0x3524
>> >>
>> >> /*
>> >> + * Dell HBA branding
>> >> + */
>> >> +#define MPT3SAS_DELL_12G_HBA_BRANDING \
>> >> + "Dell 12Gbps HBA"
>> >> +
>> >> +/*
>> >> + * Dell HBA SSDIDs
>> >> + */
>> >> +#define MPT3SAS_DELL_12G_HBA_SSDID 0x1F46
>> >> +
>> >> +/*
>> >> * status bits for ioc->diag_buffer_status
>> >> */
>> >> #define MPT3_DIAG_BUFFER_IS_REGISTERED (0x01)
>> >> --
>> >> 2.0.2
>> >>
>> >> --
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>> >> More majordomo info at http://vger.kernel.org/majordomo-info.html
>> >
>> > This might be something you might consider re-organizing for your code-base
>> > merge as well, as it leads to a lot of code duplication the more OEMs you have.
>>
>> May I know which hunk of this patch may leads to code duplication for
>> more OEMs we add? Whether declaring individual function for each OEMs
>> leads to this code duplication.
>
> Hi Sreekanth,
>
> In
> [PATCH 11/20] [SCSI] mpt3sas: Add branding string support for OEM custom HBA
> you add _base_display_cisco_branding(). In
> [PATCH 10/20] [SCSI] mpt3sas: Add branding string support for OEM's HBA
> you add _base_display_dell_branding(). You already have
> _base_display_intel_branding().
>
> Each of them follows the pattern:
> 1) Check if it is a OEM device for XXX
> 2) Check witch OEM device for XXX it is
> 3) Display a string based on that specific OEM device
> 4) Return
Johannes,
Thanks for detail explanation. I will take of this while merging the
drivers code.
Thanks a lot,
Sreekanth
>
> Johannes
--
Regards,
Sreekanth
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