From: Hein Tibosch <hein_tibosch@yahoo.es>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Viresh Kumar <viresh.linux@gmail.com>,
Vinod Koul <vinod.koul@intel.com>,
spear-devel@list.st.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/7] dw_dmac: introduce autoconfiguration
Date: Tue, 18 Sep 2012 00:50:35 +0800 [thread overview]
Message-ID: <505754DB.2030801@yahoo.es> (raw)
In-Reply-To: <1347867577-13170-1-git-send-email-andriy.shevchenko@linux.intel.com>
On 9/17/2012 3:39 PM, Andy Shevchenko wrote:
> Here is a patchset that allows to adapt the driver to the hardware
> configuration during probe time. The hardware should have the specific optional
> parameters enabled. Otherwise the driver will consider values stored in the
> platform data.
>
> Additionally it brings support of the software LLP transfers. It means that
> normal linked list transfer is substituted by set of single block transfers
> transparently to the user.
>
> Comments are welcome.
>
> Andy Shevchenko (7):
> dw_dmac: mark dwc_dump_chan_regs as inline
> dw_dmac: fill optional encoded parameters in register structure
> dw_dmac: get number of channels from hardware if possible
> dw_dmac: autoconfigure block_size or use platform data
> dw_dmac: autoconfigure data_width or get it via platform data
> dw_dmac: check if controller supports LLP
> dw_dmac: introduce software emulation of LLP transfers
>
> arch/arm/mach-spear13xx/spear13xx.c | 3 +
> arch/avr32/mach-at32ap/at32ap700x.c | 3 +
> drivers/dma/dw_dmac.c | 207 +++++++++++++++++++++++++++++------
> drivers/dma/dw_dmac_regs.h | 48 ++++++++
> include/linux/dw_dmac.h | 7 ++
> 5 files changed, 235 insertions(+), 33 deletions(-)
Thanks a lot Andy,
I will soon test these patches on my avr32 platform and make a separate
patch for the 'configurable' endianness. I'm sure this can also be detected
automatically but at the cost of performance
Hein
next prev parent reply other threads:[~2012-09-17 18:16 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-17 7:39 [PATCH 0/7] dw_dmac: introduce autoconfiguration Andy Shevchenko
2012-09-17 7:39 ` [PATCH 1/7] dw_dmac: mark dwc_dump_chan_regs as inline Andy Shevchenko
2012-09-18 6:35 ` viresh kumar
2012-09-17 7:39 ` [PATCH 2/7] dw_dmac: fill optional encoded parameters in register structure Andy Shevchenko
2012-09-18 6:39 ` viresh kumar
2012-09-18 6:55 ` Andy Shevchenko
2012-09-18 7:59 ` viresh kumar
2012-09-20 9:30 ` Andy Shevchenko
2012-09-20 9:32 ` viresh kumar
2012-09-20 9:51 ` Andy Shevchenko
2012-09-17 7:39 ` [PATCH 3/7] dw_dmac: get number of channels from hardware if possible Andy Shevchenko
2012-09-18 6:50 ` viresh kumar
2012-09-20 9:35 ` Andy Shevchenko
2012-09-20 9:40 ` viresh kumar
2012-09-21 6:04 ` viresh kumar
2012-09-17 7:39 ` [PATCH 4/7] dw_dmac: autoconfigure block_size or use platform data Andy Shevchenko
2012-09-18 6:57 ` viresh kumar
2012-09-20 9:38 ` Andy Shevchenko
2012-09-17 7:39 ` [PATCH 5/7] dw_dmac: autoconfigure data_width or get it via " Andy Shevchenko
2012-09-18 7:11 ` viresh kumar
2012-09-20 9:42 ` Andy Shevchenko
2012-09-20 9:46 ` viresh kumar
2012-09-20 9:53 ` Andy Shevchenko
2012-09-17 7:39 ` [PATCH 6/7] dw_dmac: check if controller supports LLP Andy Shevchenko
2012-09-18 7:13 ` viresh kumar
2012-09-20 9:43 ` Andy Shevchenko
2012-09-17 7:39 ` [PATCH 7/7] dw_dmac: introduce software emulation of LLP transfers Andy Shevchenko
2012-09-18 7:17 ` viresh kumar
2012-09-20 9:46 ` Andy Shevchenko
2012-09-17 16:50 ` Hein Tibosch [this message]
2012-09-18 6:11 ` [PATCH 0/7] dw_dmac: introduce autoconfiguration Hein Tibosch
2012-09-18 7:18 ` viresh kumar
2012-09-20 9:48 ` Andy Shevchenko
2012-09-21 12:05 ` [PATCHv2 0/6] " Andy Shevchenko
2012-09-21 12:05 ` [PATCHv2 1/6] dw_dmac: mark dwc_dump_chan_regs as inline Andy Shevchenko
2012-09-21 12:05 ` [PATCHv2 2/6] dw_dmac: fill optional encoded parameters in register structure Andy Shevchenko
2012-09-21 13:55 ` viresh kumar
2012-09-21 12:05 ` [PATCHv2 3/6] dw_dmac: get number of channels from hardware if possible Andy Shevchenko
2012-09-21 13:56 ` viresh kumar
2012-09-21 12:05 ` [PATCHv2 4/6] dw_dmac: autoconfigure block_size or use platform data Andy Shevchenko
2012-09-21 14:00 ` viresh kumar
2012-09-21 15:09 ` Andy Shevchenko
2012-09-21 15:30 ` Viresh Kumar
2012-09-21 12:05 ` [PATCHv2 5/6] dw_dmac: autoconfigure data_width or get it via " Andy Shevchenko
2012-09-21 14:02 ` viresh kumar
2012-09-25 11:39 ` [PATCHv3] " Andy Shevchenko
2012-09-26 3:29 ` viresh kumar
2012-09-27 10:06 ` Vinod Koul
2012-09-27 10:33 ` Vinod Koul
2012-09-27 13:10 ` Andy Shevchenko
2012-10-01 9:04 ` Andy Shevchenko
2012-10-01 9:45 ` Vinod Koul
2012-10-01 10:07 ` Andy Shevchenko
2012-09-27 14:00 ` Andy Shevchenko
2012-09-27 14:27 ` Vinod Koul
2012-09-21 12:05 ` [PATCHv2 6/6] dw_dmac: introduce software emulation of LLP transfers Andy Shevchenko
2012-09-21 14:03 ` viresh kumar
2012-09-27 10:05 ` [PATCHv2 0/6] dw_dmac: introduce autoconfiguration Vinod Koul
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