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Commit 2aac0bf4 authored by Joshua Yeong's avatar Joshua Yeong Committed by Alexandre Belloni
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i3c: Add fallback method for GETMXDS CCC



Some I3C hardware will report error when an incorrect length is received from
device. GETMXDS CCC are available in 2 formats: without turnaround time (format
1) and with turnaround time (format 2). There is no mechanics to determine which
format is supported by device. So in case sending GETMXDS CCC format 2 resulted
in a failure, try sending GETMXDS CCC format 1 instead.

Signed-off-by: default avatarJoshua Yeong <joshua.yeong@starfivetech.com>
Reviewed-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20231114085525.6271-2-joshua.yeong@starfivetech.com
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 4afd7287
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