On 2022/6/29 11:55, Jie Hai wrote:
> 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. Dump registers for HIP08 and HIP09 DMA driver with debugfs
> 5. Add myself as maintainer of hisi_dma.c
>
> Changes since version 1:
> - fix compile failure reported by kernel test robot
> - fix reduldant "*" in comment
> - fix reduldant blank line in commit log
> - remove debugfs-hisi-dma doc and path in MAINTAINERS
> - add more explanations in patch 3/7
>
> 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: Add dfx feature for hisi dma driver
> MAINTAINERS: Add myself as maintainer for hisi_dma
>
> MAINTAINERS | 1 +
> drivers/dma/hisi_dma.c | 730 +++++++++++++++++++++++++++++++++++------
> 2 files changed, 635 insertions(+), 96 deletions(-)
>
For the whole series:
Acked-by: Zhou Wang <wangzhou1@hisilicon.com>
Thanks for the bug fixes and supporting for IP09 dma :)
Best,
Zhou