Re: [PATCHv9 14/15] cec: s5p-cec: Add s5p-cec driver

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On Mon, Sep 07, 2015 at 03:44:43PM +0200, Hans Verkuil wrote:
> +	if (status & CEC_STATUS_TX_DONE) {
> +		if (status & CEC_STATUS_TX_ERROR) {
> +			dev_dbg(cec->dev, "CEC_STATUS_TX_ERROR set\n");
> +			cec->tx = STATE_ERROR;
> +		} else {
> +			dev_dbg(cec->dev, "CEC_STATUS_TX_DONE\n");
> +			cec->tx = STATE_DONE;
> +		}
> +		s5p_clr_pending_tx(cec);
> +	}

Your CEC implementation seems to be written around the idea that there
are only two possible outcomes from a CEC message - "done" and "error",
which get translated to:

> +	case STATE_DONE:
> +		cec_transmit_done(cec->adap, CEC_TX_STATUS_OK);
> +		cec->tx = STATE_IDLE;
> +		break;
> +	case STATE_ERROR:
> +		cec_transmit_done(cec->adap, CEC_TX_STATUS_RETRY_TIMEOUT);
> +		cec->tx = STATE_IDLE;

"okay" and "retry_timeout".  So, if we have an adapter which can report
(eg) a NACK, we have to report it as the obscure "retry timeout" status?
Why this obscure naming - why can't we have something that uses the
terminology in the spec?

-- 
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according to speedtest.net.
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