Hi Ulf, > > 1) despite not being mentioned in the spec, do we want to allow CMD12 to > > abort tuning for SD as well? > > It sounds like we should give it a try with the CMD12 command for SD > cards as well. I think so. > > 2) If so, how to make sure not apply it to SDIO but SD only? > > For now, I am fine with adding a new bus_ops callback > (->abort_tuning()) and then let mmc_send_abort_tuning() to call it. Cool, I like that approach. > I have some additional plans to improve life cycle issues for the > bus_ops, but let's ignore that for now. I can deal with that later. Ok, good. > That said, mmc_send_abort_tuning() should no longer need to take the > opcode as an in-parameter, thus some additional cleanup should be > needed in a few host drivers because of that. > > Would that work? I think that would work nicely. I will have a go with the above approach and come back then. Or do you want to implement it? Thanks and happy hacking, Wolfram
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