Some SPI controller do not support full-duplex SPI transfers. This patch
changes the SPI transfer into 2 separate transfers - or 1, if no data is
to transmitted.
With this change, no buffers need to be allocated anymore. We use the
TX and RX buffers that are passed to spi_mem_exec_op() directly.
On Tue, 7 Aug 2018 14:16:52 +0200
Stefan Roese wrote:
> Some SPI controller do not support full-duplex SPI transfers. This patch
> changes the SPI transfer into 2 separate transfers - or 1, if no data is
> to transmitted.
>
> With this change, no buffers need to be allocated anymore. We use the
Hi Stefan, Jagan,
Boris Brezillon wrote on Tue, 7 Aug 2018
15:28:02 +0200:
> On Tue, 7 Aug 2018 14:16:52 +0200
> Stefan Roese wrote:
>
> > Some SPI controller do not support full-duplex SPI transfers. This patch
> > changes the SPI transfer into 2 separate transfers - or 1, if no data is
> >
Hi Stefan,
Minor typo if you decide to send a v3.
Boris Brezillon wrote on Tue, 7 Aug 2018
15:28:02 +0200:
> On Tue, 7 Aug 2018 14:16:52 +0200
> Stefan Roese wrote:
>
> > Some SPI controller do not support full-duplex SPI transfers. This patch
> > changes the SPI transfer into 2 separate tra
Hi Miquel,
On 08.08.2018 10:56, Miquel Raynal wrote:
Boris Brezillon wrote on Tue, 7 Aug 2018
15:28:02 +0200:
On Tue, 7 Aug 2018 14:16:52 +0200
Stefan Roese wrote:
Some SPI controller do not support full-duplex SPI transfers. This patch
changes the SPI transfer into 2 separate transfers -
Hi Miquel,
On 08.08.2018 11:58, Miquel Raynal wrote:
Hi Stefan,
Minor typo if you decide to send a v3.
Boris Brezillon wrote on Tue, 7 Aug 2018
15:28:02 +0200:
On Tue, 7 Aug 2018 14:16:52 +0200
Stefan Roese wrote:
Some SPI controller do not support full-duplex SPI transfers. This patch
Hi Stefan,
Stefan Roese wrote on Thu, 9 Aug 2018 07:24:14 +0200:
> Hi Miquel,
>
> On 08.08.2018 10:56, Miquel Raynal wrote:
> > Boris Brezillon wrote on Tue, 7 Aug 2018
> > 15:28:02 +0200:
> > >> On Tue, 7 Aug 2018 14:16:52 +0200
> >> Stefan Roese wrote:
> >>
> >>> Some SPI controller
Hi Miquel,
On 09.08.2018 10:13, Miquel Raynal wrote:
Stefan Roese wrote on Thu, 9 Aug 2018 07:24:14 +0200:
Hi Miquel,
On 08.08.2018 10:56, Miquel Raynal wrote:
Boris Brezillon wrote on Tue, 7 Aug 2018
15:28:02 +0200:
On Tue, 7 Aug 2018 14:16:52 +0200
Stefan Roese wrote:
Some SPI co
Hi Stefan,
Stefan Roese wrote on Thu, 9 Aug 2018 11:10:15 +0200:
> Hi Miquel,
>
> On 09.08.2018 10:13, Miquel Raynal wrote:
> > Stefan Roese wrote on Thu, 9 Aug 2018 07:24:14 +0200:
> > >> Hi Miquel,
> >>
> >> On 08.08.2018 10:56, Miquel Raynal wrote:
> >>> Boris Brezillon wrote on Tue,
Hi Miquel,
On 09.08.2018 16:50, Miquel Raynal wrote:
Stefan Roese wrote on Thu, 9 Aug 2018 11:10:15 +0200:
Hi Miquel,
On 09.08.2018 10:13, Miquel Raynal wrote:
Stefan Roese wrote on Thu, 9 Aug 2018 07:24:14 +0200:
Hi Miquel,
On 08.08.2018 10:56, Miquel Raynal wrote:
Boris Brezillon wr
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