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SubjectRe: [RESENT PATCH v5 0/7] dmaengine: hisilicon: Add support for hisi dma driver
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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@hisilicon.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(-)
>

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