linux-kernel - Re: [RESENT PATCH v5 0/7] dmaengine: hisilicon: Add support for hisi dma driver

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Date:   Tue, 30 Aug 2022 15:45:14 +0800
From:   Jie Hai <haijie1@...wei.com>
To:     <vkoul@...nel.org>, <wangzhou1@...ilicon.com>
CC:     <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [RESENT PATCH v5 0/7] dmaengine: hisilicon: Add support for hisi
 dma driver

On 2022/8/30 14:05, Jie Hai wrote:
Sorry for incorrect titles with "RESENT", please drop this patch set and 
follow the latest.
> The HiSilicon IP08 and HiSilicon IP09 are DMA iEPs, they share the
> same pci device id but different pci revision and register layouts.
> 
> The original version supports HiSilicon IP08 but not HiSilicon IP09.
> This series support DMA driver for HIP08 and HIP09:
> 1. Fix bugs for HIP08 DMA driver
> 	- Disable hardware channels when driver detached
> 	- Update cq_head whenever accessed it
> 	- Support multi-thread for one DMA channel
> 2. Use macros instead of magic number
> 3. Add support for HIP09 DMA driver
> 4. Add debugfs for HIP08 and HIP09 DMA driver
> 5. Add myself as maintainer of hisi_dma.c
> 
> Changes since version 4:
>   - Fix hdma_dev->base to hdma_dev->queue_base in hisi_dma_reset_or_disable_hw_chan
> 
> Changes since version 3:
>   - remove reduldant braces
>   - add "Acked-by: Zhou Wang <wangzhou1@...ilicon.com>" in commit log
> 
> Changes since version 2:
>   - fix unnecessary line breaks
>   - fix register bit with BIT/GENMASK and adjust hisi_dma_update_bit to it
>   - remove "Reported-by" in commit message
>   - use dmaengine root instead of hisi_dma root
>   - ignore errors for creating debugfs
> 
> Changes since version 1:
>   - remove error changes casuse compile failure
>   - remove reduldant "*" in comment
>   - remove debugfs-hisi-dma doc and path in MAINTAINERS
> 
> Jie Hai (7):
>    dmaengine: hisilicon: Disable channels when unregister hisi_dma
>    dmaengine: hisilicon: Fix CQ head update
>    dmaengine: hisilicon: Add multi-thread support for a DMA channel
>    dmaengine: hisilicon: Use macros instead of magic number
>    dmaengine: hisilicon: Adapt DMA driver to HiSilicon IP09
>    dmaengine: hisilicon: Dump regs to debugfs
>    MAINTAINERS: Add myself as maintainer for hisi_dma
> 
>   MAINTAINERS            |   1 +
>   drivers/dma/hisi_dma.c | 650 +++++++++++++++++++++++++++++++++++------
>   2 files changed, 555 insertions(+), 96 deletions(-)
>