Hi Wolfram,
On Tue, Mar 5, 2019 at 7:52 PM Wolfram Sang
<wsa+rene...@sang-engineering.com> wrote:
> The Renesas BSP has a patch to wait for the data register being empty before
> starting TX-DMA. This is according to the data sheet, so this small series
> does
> the same in patch 2 & 3. However, refactored, so there is less to compute and
> it is hopefully also easy to read. During that work, I noticed an implicit
> assumption about a required minimal DMA length. It is now explicit and
> documented :)
>
> Tested on a Renesas Salvator XS (R-Car M3N) and now regressions found when
no regressions? ;-)
> writing data with DMA.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
