From: Michael Ellerman <mpe@ellerman.id.au>
To: Alexey Kardashevskiy <aik@ozlabs.ru>, linuxppc-dev@lists.ozlabs.org
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>,
Wei Yang <weiyang@linux.vnet.ibm.com>,
Gavin Shan <gwshan@linux.vnet.ibm.com>
Subject: Re: [kernel] powerpc/iommu: Set default DMA offset in dma_dev_setup
Date: Fri, 28 Aug 2015 07:58:32 +1000 (AEST) [thread overview]
Message-ID: <20150827215832.9A6A01401AB@ozlabs.org> (raw)
In-Reply-To: <1440655276-6596-1-git-send-email-aik@ozlabs.ru>
On Thu, 2015-27-08 at 06:01:16 UTC, Alexey Kardashevskiy wrote:
> "powerpc/iommu: Cleanup setting of DMA base/offset" expects that
> the default DMA offset is set from pnv_ioda_setup_bus_dma() which
> is correct unless it is SRIOV where the code flow is different - at
> the moment when pnv_ioda_setup_bus_dma() is called, there is no PE for
> the just created VF.
>
> This adds missing set_dma_offset() to pnv_pci_ioda_dma_dev_setup()
> to cover the case of SRIOV.
>
> Note that we still need set_dma_offset() in pnv_ioda_setup_bus_dma()
> as at the boot time pnv_pci_ioda_dma_dev_setup() is called when no PE
> was created yet, this happens at the PHB fixup stage.
>
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
> Reviewed-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/0e1ffef02cf94e46f95957af
cheers
prev parent reply other threads:[~2015-08-27 21:58 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-27 6:01 [PATCH kernel] powerpc/iommu: Set default DMA offset in dma_dev_setup Alexey Kardashevskiy
2015-08-27 6:16 ` Gavin Shan
2015-08-27 7:41 ` Alexey Kardashevskiy
2015-08-27 9:37 ` [kernel] " Michael Ellerman
2015-08-27 13:07 ` Alexey Kardashevskiy
2015-08-28 3:23 ` Michael Ellerman
2015-08-27 21:58 ` Michael Ellerman [this message]
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