Re: [PATCH v2 00/17] net: introduce Qualcomm IPA driver

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On Tue, 2019-06-11 at 13:56 +0200, Arnd Bergmann wrote:


Looking at the flags again,


This one I'm not sure I understand - seems weird to have such a
fundamental thing as a *configuration* on the channel.

> #define RMNET_FLAGS_INGRESS_MAP_COMMANDS          (1U << 1)

Similar here? If you have flow control you probably want to use it?

> #define RMNET_FLAGS_INGRESS_MAP_CKSUMV4           (1U << 2)

This again looks like a hardware specific feature (ipv4 checksum)? Not
sure why this is set by userspace.

> #define RMNET_FLAGS_EGRESS_MAP_CKSUMV4            (1U << 3)

This could be set with ethtool instead, I suppose.


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