From: "Krzysztof Wilczyński" <kw@linux.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Jingoo Han <jingoohan1@gmail.com>,
Gustavo Pimentel <gustavo.pimentel@synopsys.com>,
Lorenzo Pieralisi <lpieralisi@kernel.org>,
Rob Herring <robh@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Marek Vasut <marek.vasut+renesas@gmail.com>,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
Kishon Vijay Abraham I <kishon@kernel.org>,
Serge Semin <fancer.lancer@gmail.com>,
linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-renesas-soc@vger.kernel.org, linux-arm-msm@vger.kernel.org,
mhi@lists.linux.dev, Siddharth Vadapalli <s-vadapalli@ti.com>,
Frank Li <Frank.Li@nxp.com>,
Mrinmay Sarkar <quic_msarkar@quicinc.com>
Subject: Re: [PATCH v5 0/5] PCI: dwc: Add support for integrating HDMA with DWC EP driver
Date: Sat, 18 May 2024 02:19:33 +0900 [thread overview]
Message-ID: <20240517171933.GI1947919@rocinante> (raw)
In-Reply-To: <20240318-dw-hdma-v5-0-f04c5cdde760@linaro.org>
Hello,
> This series adds support for integrating HDMA with the DWC EP driver.
>
> Hyper DMA (HDMA) is already supported by the dw-edma dmaengine driver.
> Unlike it's predecessor Embedded DMA (eDMA), HDMA supports only unroll
> mapping format and doesn't support auto detecting the read/write channels.
>
> Hence, this series modifies the existing eDMA code to work with HDMA by
> honoring the platform supplied mapping format and read/write channels
> count.
>
> The platform drivers making use of HDMA should pass the EDMA_MF_HDMA_NATIVE
> flag and provide channels count. In this series, HDMA support is added for
> the Qcom SA8775P SoC and the DMA support in enabled in MHI EPF driver as
> well.
>
> Testing
> -------
>
> Tested on Qualcomm SA8775P Ride board.
>
> Dependency
> ----------
>
> Depends on:
> https://lore.kernel.org/dmaengine/20240129-b4-feature_hdma_mainline-v7-0-8e8c1acb7a46@bootlin.com/
> https://lore.kernel.org/all/1701432377-16899-1-git-send-email-quic_msarkar@quicinc.com/
>
> NOTE: I've taken over this series from Mrinmay who posted v1:
> https://lore.kernel.org/linux-pci/1705669223-5655-1-git-send-email-quic_msarkar@quicinc.com/
Applied to qcom, thank you!
[01/05] PCI: dwc: Refactor dw_pcie_edma_find_chip() API
https://git.kernel.org/pci/pci/c/51d8f92534df
[02/05] PCI: dwc: Skip finding eDMA channels count for HDMA platforms
https://git.kernel.org/pci/pci/c/f9eeafd85ef6
[03/05] PCI: dwc: Pass the eDMA mapping format flag directly from glue drivers
https://git.kernel.org/pci/pci/c/6823373030c8
[04/05] PCI: qcom-ep: Add HDMA support for SA8775P SoC
https://git.kernel.org/pci/pci/c/c5a9a5eebb3b
[05/05] PCI: epf-mhi: Enable HDMA for SA8775P SoC
https://git.kernel.org/pci/pci/c/fd745ddc8edc
Krzysztof
prev parent reply other threads:[~2024-05-17 17:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-18 6:04 [PATCH v5 0/5] PCI: dwc: Add support for integrating HDMA with DWC EP driver Manivannan Sadhasivam
2024-03-18 6:04 ` [PATCH v5 1/5] PCI: dwc: Refactor dw_pcie_edma_find_chip() API Manivannan Sadhasivam
2024-03-19 11:42 ` Serge Semin
2024-03-18 6:04 ` [PATCH v5 2/5] PCI: dwc: Skip finding eDMA channels count for HDMA platforms Manivannan Sadhasivam
2024-03-18 6:04 ` [PATCH v5 3/5] PCI: dwc: Pass the eDMA mapping format flag directly from glue drivers Manivannan Sadhasivam
2024-03-18 6:04 ` [PATCH v5 4/5] PCI: qcom-ep: Add HDMA support for SA8775P SoC Manivannan Sadhasivam
2024-03-18 6:04 ` [PATCH v5 5/5] PCI: epf-mhi: Enable HDMA " Manivannan Sadhasivam
2024-05-17 17:19 ` Krzysztof Wilczyński [this message]
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