Re: [PATCH v4 0/4] Fixes / cleanups in dw_dmac (affects on few subsystems)
From: Andy Shevchenko
Date: Thu Apr 21 2016 - 11:05:59 EST
On Thu, 2016-04-21 at 18:03 +0300, Andy Shevchenko wrote:
> This patch series (v3: http://www.spinics.net/lists/kernel/msg2215303.
> html)
> contains a number of mostly minor fixes and cleanups for the DW DMA
> driver. A
> couple of them affect the DT binding so these may need to be updated
> to
> maintain compatibility (old format is still supported though). The
> rest should
> be relatively straight-forward.
Oops, wrong set and no changelog.
Please ignore this version.
>
> This version has been tested on the following bare metal platforms:
> - ATNGW100 (avr32 based platform) with dmatest
> - Sam460ex (powerpc 44x based platform) with SATA
> - Intel Braswell with UART
> - Intel Galileo (Intel Quark based platform) with UART
>
> (SATA driver and Intel Galileo UART support are based on this series
> and not
> Â available in upstream yet)
>
> Vinod, there are few patch sets developed on top of this one, so, the
> idea is
> to keep this in an immuutable branch / tag.
>
> Changes since v2:
> - add patch 1 to fix master selection which was broken for long time
> - remove "use field-by-field initialization" patch since like Mans
> metioned in
> Â has mostly no value and even might increase error prone
> - rebase on top of recent linux-next
> - wide testing on several platforms
>
> Changes since v1:
> - zeroing struct dw_dma_slave before use
> - fall back to old data_width property if data-width is not found
> - append tags for few patches
> - correct title of cover letter
> - rebase on top of recent linux-next
>
> Andy Shevchenko (4):
> Â dmaengine: dw: keep copy of custom slave config in dwc
> Â dmaengine: dw: provide probe(), remove() stubs for users
> Â dmaengine: dw: set polarity of handshake interface
> Â dmaengine: dw: override LLP support if asked in platform data
>
> Âdrivers/dma/dw/core.cÂÂÂÂÂÂÂÂÂÂÂÂÂÂÂÂ| 41 +++++++++++++++++--------
> -----------
> Âdrivers/dma/dw/regs.hÂÂÂÂÂÂÂÂÂÂÂÂÂÂÂÂ|ÂÂ5 +----
> Âinclude/linux/dma/dw.hÂÂÂÂÂÂÂÂÂÂÂÂÂÂÂ|ÂÂ5 +++++
> Âinclude/linux/platform_data/dma-dw.h |ÂÂ4 ++++
> Â4 files changed, 29 insertions(+), 26 deletions(-)
>
--
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Intel Finland Oy