From: m-karicheri2@ti•com (Murali Karicheri)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v3 0/4] PCI: get DMA configuration from parent device
Date: Thu, 8 Jan 2015 10:52:36 -0500 [thread overview]
Message-ID: <54AEA7C4.9000005@ti.com> (raw)
In-Reply-To: <CAErSpo46UAn9ckbzrgzAoQbu2D=oyOOL_rO24NWEg_iDLSuCLA@mail.gmail.com>
On 01/07/2015 06:08 PM, Bjorn Helgaas wrote:
> On Wed, Jan 7, 2015 at 5:05 PM, Murali Karicheri<m-karicheri2@ti•com> wrote:
>> On 01/07/2015 01:49 PM, Murali Karicheri wrote:
>>>
>>> PCI devices on Keystone doesn't have correct dma_pfn_offset set. This
>>> patch
>>> add capability to set the dma configuration such as dma-mask,
>>> dma_pfn_offset,
>>> and dma ops etc using the information from DT. The prior RFCs and
>>> discussions
>>> are available at [1] and [2] below.
>>>
>>> [2] :
>>> https://www.mail-archive.com/linux-kernel at vger.kernel.org/msg790244.html
>>> [1] : http://www.gossamer-threads.com/lists/linux/kernel/2024591
>>>
>>> Change history:
>>> v3 - addressed comments to re-use of_dma_configure() for PCI
>>> - To help re-use, change of_iommu_configure() function argument
>>> - Move of_dma_configure to of/device.c
>>> - Limit the of_iommu_configure to non pci devices
>>> v2 - update size to coherent_dma_mask + 1 if dma-range info is
>>> missing
>>> - also check the np for null.
>>> v1 - updates based on the comments against initial RFC.
>>> - Added a helper function to get the OF node of the parent
>>> - Added an API in of_pci.c to update DMA configuration of the
>>> pci
>>> device.
>>>
>>> Murali Karicheri (4):
>>> of: iommu: add ptr to OF node arg to of_iommu_configure()
>>> of: move of_dma_configure() to device,c to help re-use
>>> of/pci: add of_pci_dma_configure() update dma configuration
>>> PCI: update dma configuration from DT
>>>
>>> drivers/iommu/of_iommu.c | 10 ++++++--
>>> drivers/of/device.c | 58
>>> +++++++++++++++++++++++++++++++++++++++++++++
>>> drivers/of/of_pci.c | 39 ++++++++++++++++++++++++++++++
>>> drivers/of/platform.c | 58
>>> ++-------------------------------------------
>>> drivers/pci/probe.c | 2 ++
>>> include/linux/of_device.h | 2 ++
>>> include/linux/of_iommu.h | 6 +++--
>>> include/linux/of_pci.h | 12 ++++++++++
>>> 8 files changed, 127 insertions(+), 60 deletions(-)
>>>
>> Bjorn,
>>
>> Could you review this series from the PCI subsystem point of view?
>
> Will do, it's in my patchwork queue. I'm just returning after a
> couple weeks of vacation, during which I moved across the country, so
> it will take me a bit to catch up.
>
> Bjorn
Bjorn,
Thanks and Happy New year!
--
Murali Karicheri
Linux Kernel, Texas Instruments
prev parent reply other threads:[~2015-01-08 15:52 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-07 18:49 [PATCH v3 0/4] PCI: get DMA configuration from parent device Murali Karicheri
2015-01-07 18:49 ` [PATCH v3 1/4] of: iommu: add ptr to OF node arg to of_iommu_configure() Murali Karicheri
2015-01-07 23:30 ` Rob Herring
2015-01-08 18:29 ` Murali Karicheri
2015-01-07 18:49 ` [PATCH v3 2/4] of: move of_dma_configure() to device, c to help re-use Murali Karicheri
2015-01-07 23:37 ` Rob Herring
2015-01-08 8:40 ` Arnd Bergmann
2015-01-08 19:26 ` [PATCH v3 2/4] of: move of_dma_configure() to device,c " Murali Karicheri
2015-01-08 22:24 ` [PATCH v3 2/4] of: move of_dma_configure() to device, c " Arnd Bergmann
2015-01-08 23:44 ` [PATCH v3 2/4] of: move of_dma_configure() to device,c " Murali Karicheri
2015-01-09 0:05 ` [PATCH v3 2/4] of: move of_dma_configure() to device, c " Arnd Bergmann
2015-01-09 15:34 ` Rob Herring
2015-01-23 18:19 ` [PATCH v3 2/4] of: move of_dma_configure() to device,c " Murali Karicheri
2015-01-23 18:35 ` [PATCH v3 2/4] of: move of_dma_configure() to device, c " Rob Herring
2015-01-07 18:49 ` [PATCH v3 3/4] of/pci: add of_pci_dma_configure() update dma configuration Murali Karicheri
2015-01-08 16:06 ` Will Deacon
2015-01-08 19:52 ` Murali Karicheri
2015-01-08 22:25 ` Arnd Bergmann
2015-01-08 22:46 ` Murali Karicheri
2015-01-09 11:32 ` Will Deacon
2015-01-07 18:49 ` [PATCH v3 4/4] PCI: update dma configuration from DT Murali Karicheri
2015-01-07 21:18 ` [PATCH v3 0/4] PCI: get DMA configuration from parent device Arnd Bergmann
2015-01-07 23:04 ` Murali Karicheri
2015-01-08 8:56 ` Arnd Bergmann
2015-01-08 15:54 ` Will Deacon
2015-01-08 22:27 ` Arnd Bergmann
2015-01-08 22:46 ` Murali Karicheri
2015-01-07 23:05 ` Murali Karicheri
2015-01-07 23:08 ` Bjorn Helgaas
2015-01-08 15:52 ` Murali Karicheri [this message]
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