Re: [PATCH v3] i2c: at91: support atomic write xfer
From: Wolfram Sang
Date: Sun Mar 22 2020 - 10:30:12 EST
> + /* FIXME: only single write request supported to 7-bit addr */
Hmm, this is quite limited. Would it be very hard to support multiple
messages? Or reads? 10 bits don't matter.
> + if (!dev->pdata->has_alt_cmd)
> + return -EOPNOTSUPP;
We should handle this in probe(), I think:
if (dev->pdata->has_alt_cmd)
at91_twi_algorithm.master_xfer_atomic = at91_twi_xfer_atomic;
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