Re: [PATCH v5 0/7] can: refactoring of can-dev module and of Kbuild

From: Marc Kleine-Budde
Date: Tue Jun 07 2022 - 22:05:01 EST


On 07.06.2022 22:12:46, Oliver Hartkopp wrote:
> So what about:
>
> symbol: CONFIG_NETDEVICES
> |
> +-> CAN Device Drivers
> symbol: CONFIG_CAN_DEV
> |
> +-> software/virtual CAN device drivers
> | (at time of writing: slcan, vcan, vxcan)
> |
> +-> hardware CAN device drivers with Netlink support
> symbol: CONFIG_CAN_NETLINK (matches previous CONFIG_CAN_DEV)
> |
> +-> CAN bit-timing calculation (optional for all drivers)
> | symbol: CONFIG_CAN_BITTIMING
> |
> +-> CAN rx offload (optional but selected by some drivers)
> | symbol: CONFIG_CAN_RX_OFFLOAD
> |
> +-> CAN devices drivers
> (some may select CONFIG_CAN_RX_OFFLOAD)
>
> (I also added 'hardware' to CAN device drivers with Netlink support) to have
> a distinction to 'software/virtual' CAN device drivers)

The line between hardware and software/virtual devices ist blurry, the
new can327 driver uses netlink and the slcan is currently being
converted....

> At least this would help me to understand the new configuration setup.

Marc

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Pengutronix e.K. | Marc Kleine-Budde |
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