From: Rob Herring <robh@kernel.org>
To: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Cc: "Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
"Krzysztof Wilczyński" <kw@linux.com>,
devicetree@vger.kernel.org,
"Pavel Parkhomenko" <Pavel.Parkhomenko@baikalelectronics.ru>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Jingoo Han" <jingoohan1@gmail.com>,
linux-kernel@vger.kernel.org,
"Gustavo Pimentel" <gustavo.pimentel@synopsys.com>,
"Frank Li" <Frank.Li@nxp.com>,
linux-pci@vger.kernel.org,
"Serge Semin" <fancer.lancer@gmail.com>,
"Alexey Malahov" <Alexey.Malahov@baikalelectronics.ru>,
"Manivannan Sadhasivam" <manivannan.sadhasivam@linaro.org>,
"Rob Herring" <robh+dt@kernel.org>
Subject: Re: [PATCH v5 12/20] dt-bindings: PCI: dwc: Add dma-coherent property
Date: Wed, 31 Aug 2022 16:25:18 -0500 [thread overview]
Message-ID: <20220831212518.GA277724-robh@kernel.org> (raw)
In-Reply-To: <20220822184701.25246-13-Sergey.Semin@baikalelectronics.ru>
On Mon, 22 Aug 2022 21:46:53 +0300, Serge Semin wrote:
> DW PCIe EP/RP AXI- and TRGT1-master interfaces are responsible for the
> application memory access. They are used by the RP/EP PCIe buses (MWr/MWr
> TLPs emitted by the peripheral PCIe devices) and the eDMA block. Since all
> of them mainly involve the system memory and basically mean DMA we can
> expect the corresponding platforms can be designed in a way to make sure
> the transactions are cache-coherent. As such the DW PCIe DT-nodes can have
> the 'dma-coherent' property specified. Let's permit it in the DT-bindings
> then.
>
> Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
>
> ---
>
> Changelog v3:
> - This is a new patch created on v3 lap of the series.
> ---
> Documentation/devicetree/bindings/pci/snps,dw-pcie-common.yaml | 2 ++
> 1 file changed, 2 insertions(+)
>
Reviewed-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2022-08-31 21:25 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-22 18:46 [PATCH v5 00/20] PCI: dwc: Add generic resources and Baikal-T1 support Serge Semin
2022-08-22 18:46 ` [PATCH v5 01/20] dt-bindings: imx6q-pcie: Fix clock names for imx6sx and imx8mq Serge Semin
2022-08-22 21:57 ` Rob Herring
[not found] ` <8354660.EvYhyI6sBW@steina-w>
2022-08-25 13:01 ` Serge Semin
2022-08-22 18:46 ` [PATCH v5 02/20] dt-bindings: visconti-pcie: Fix interrupts array max constraints Serge Semin
2022-08-30 21:33 ` Rob Herring
2022-09-01 23:33 ` nobuhiro1.iwamatsu
2022-08-22 18:46 ` [PATCH v5 03/20] dt-bindings: PCI: dwc: Detach common RP/EP DT bindings Serge Semin
2022-08-22 18:46 ` [PATCH v5 04/20] dt-bindings: PCI: dwc: Remove bus node from the examples Serge Semin
2022-08-22 18:46 ` [PATCH v5 05/20] dt-bindings: PCI: dwc: Add phys/phy-names common properties Serge Semin
2022-08-22 21:57 ` Rob Herring
2022-08-25 15:13 ` Serge Semin
2022-08-22 18:46 ` [PATCH v5 06/20] dt-bindings: PCI: dwc: Add max-link-speed common property Serge Semin
2022-08-22 18:46 ` [PATCH v5 07/20] dt-bindings: PCI: dwc: Apply generic schema for generic device only Serge Semin
2022-08-31 21:18 ` Rob Herring
2022-08-22 18:46 ` [PATCH v5 08/20] dt-bindings: PCI: dwc: Add max-functions EP property Serge Semin
2022-08-22 18:46 ` [PATCH v5 09/20] dt-bindings: PCI: dwc: Add interrupts/interrupt-names common properties Serge Semin
2022-08-31 21:24 ` Rob Herring
2022-09-11 19:02 ` Serge Semin
2022-09-25 22:14 ` Serge Semin
2022-08-22 18:46 ` [PATCH v5 10/20] dt-bindings: PCI: dwc: Add reg/reg-names " Serge Semin
2022-08-22 18:46 ` [PATCH v5 11/20] dt-bindings: PCI: dwc: Add clocks/resets " Serge Semin
2022-08-22 18:46 ` [PATCH v5 12/20] dt-bindings: PCI: dwc: Add dma-coherent property Serge Semin
2022-08-31 21:25 ` Rob Herring [this message]
2022-08-22 18:46 ` [PATCH v5 13/20] dt-bindings: PCI: dwc: Apply common schema to Rockchip DW PCIe nodes Serge Semin
2022-08-31 21:26 ` Rob Herring
2022-09-11 19:09 ` Serge Semin
2022-08-22 18:46 ` [PATCH v5 14/20] dt-bindings: PCI: dwc: Add Baikal-T1 PCIe Root Port bindings Serge Semin
2022-08-31 21:28 ` Rob Herring
2022-08-22 18:46 ` [PATCH v5 15/20] PCI: dwc: Introduce dma-ranges property support for RC-host Serge Semin
2022-08-22 18:46 ` [PATCH v5 16/20] PCI: dwc: Introduce generic controller capabilities interface Serge Semin
2022-08-22 18:46 ` [PATCH v5 17/20] PCI: dwc: Introduce generic resources getter Serge Semin
2022-08-23 2:07 ` kernel test robot
2022-08-23 6:30 ` kernel test robot
2022-08-22 18:46 ` [PATCH v5 18/20] PCI: dwc: Combine iATU detection procedures Serge Semin
2022-08-22 18:47 ` [PATCH v5 19/20] PCI: dwc: Introduce generic platform clocks and resets Serge Semin
2022-08-22 18:47 ` [PATCH v5 20/20] PCI: dwc: Add Baikal-T1 PCIe controller support Serge Semin
2022-08-29 15:28 ` Lorenzo Pieralisi
2022-08-29 17:32 ` William McVicker
2022-09-12 0:20 ` Serge Semin
2022-08-31 8:36 ` Robin Murphy
2022-08-31 8:54 ` Robin Murphy
2022-09-12 0:25 ` Serge Semin
2022-09-26 13:09 ` Robin Murphy
2022-09-26 13:31 ` Serge Semin
2022-09-12 0:22 ` Serge Semin
2022-09-12 0:02 ` Serge Semin
2022-09-17 10:44 ` Lorenzo Pieralisi
2022-09-26 10:17 ` Lorenzo Pieralisi
2022-09-26 12:49 ` Serge Semin
2022-09-26 14:31 ` Christoph Hellwig
2022-09-26 20:53 ` Serge Semin
2022-09-26 23:08 ` William McVicker
2022-09-28 10:36 ` Serge Semin
2022-09-28 17:59 ` William McVicker
2022-08-29 10:09 ` [PATCH v5 00/20] PCI: dwc: Add generic resources and Baikal-T1 support Lorenzo Pieralisi
2022-09-11 19:14 ` Serge Semin
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