Re: [PATCH v4 5/5] spi: spi-geni-qcom: Don't keep a local state variable

[Stephen Boyd <swboyd@xxxxxxxxxxxx>]

Quoting Douglas Anderson (2020-06-18 08:06:26)
> @@ -126,20 +120,23 @@ static void handle_fifo_timeout(struct spi_master *spi,
>         struct geni_se *se = &mas->se;
>  
>         spin_lock_irq(&mas->lock);
> -       reinit_completion(&mas->xfer_done);
> -       mas->cur_mcmd = CMD_CANCEL;
> -       geni_se_cancel_m_cmd(se);
> +       reinit_completion(&mas->cancel_done);
>         writel(0, se->base + SE_GENI_TX_WATERMARK_REG);
> +       mas->cur_xfer = NULL;

BTW, is this necessary? It's subtlely placed here without a comment why.

> +       mas->tx_rem_bytes = mas->rx_rem_bytes = 0;
> +       geni_se_cancel_m_cmd(se);
>         spin_unlock_irq(&mas->lock);
> -       time_left = wait_for_completion_timeout(&mas->xfer_done, HZ);