On Tue, Jun 04, 2019 at 03:55:51PM -0600, Robert Hancock wrote: > This driver does not support reading more than 255 bytes at once because > the register for storing the number of bytes to read is only 8 bits. Add > a max_read_len quirk to enforce this. > > This was found when using this driver with the SFP driver, which was > previously reading all 256 bytes in the SFP EEPROM in one transaction. > This caused a bunch of hard-to-debug errors in the xiic driver since the > driver/logic was treating the number of bytes to read as zero. > Rejecting transactions that aren't supported at least allows the problem > to be diagnosed more easily. > > Signed-off-by: Robert Hancock <hancock@xxxxxxxxxxxxx> Applied to for-current and added a stable-tag, thanks!
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