Messages in this thread | | | Subject | Re: [PATCH v5] MIPS: Loongson: Add DMA support for LS7A | From | Tiezhu Yang <> | Date | Wed, 29 Apr 2020 17:25:42 +0800 |
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Sorry, I can not receive email today due to some unknown reason, so I use the "mailto: link" in the Linux-MIPS Archive to reply.
> Please use alpha-betical order here, which means put ls7a things > before rs780 things.
OK, thanks. I will modify it and send v6.
> Why use a hardcoded 37? LS7A's node-id bits are configurable in BIOS.
Oh, the platform dependent implementation of __phys_to_dma() and __dma_to_phys() are deleted, and ls7a_dma_config() is an empty function, the hardware can translate address of node id automatically for LS7A.
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