From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Vinod Koul <vinod.koul@intel.com>
Cc: Viresh Kumar <vireshk@kernel.org>,
linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org,
Rob Herring <robh+dt@kernel.org>,
Hans-Christian Egtvedt <egtvedt@samfundet.no>,
Tejun Heo <tj@kernel.org>, Mark Brown <broonie@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Mark Rutland <mark.rutland@arm.com>,
Vineet Gupta <vgupta@synopsys.com>,
stable@vger.kernel.org
Subject: Re: [PATCH v3 01/15] dmaengine: dw: fix master selection
Date: Mon, 04 Apr 2016 20:10:54 +0300 [thread overview]
Message-ID: <1459789854.12167.6.camel@linux.intel.com> (raw)
In-Reply-To: <20160404170337.GC3515@vkoul-mobl.iind.intel.com>
On Mon, 2016-04-04 at 10:03 -0700, Vinod Koul wrote:
> On Fri, Mar 18, 2016 at 04:24:40PM +0200, Andy Shevchenko wrote:
> >
> > + /*
> > + * We need controller-specific data to set up slave
> > transfers.
> > + */
> > + BUG_ON(chan->private && !dw_dma_filter(chan, chan-
> > >private));
> I don't think BUG_ON is apt here, gracefully failing and printing
> that can
> be better..
Hm, this is coming from the existing code.
I would prefer to keep this one as is since it's targeted to stable@,
and I may issue sequential patch to replace BUG_ON. Sounds okay?
--
Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Intel Finland Oy
next prev parent reply other threads:[~2016-04-04 17:10 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-18 14:24 [PATCH v3 00/15] Fixes / cleanups in dw_dmac (affects on few subsystems) Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 01/15] dmaengine: dw: fix master selection Andy Shevchenko
2016-04-04 17:03 ` Vinod Koul
2016-04-04 17:10 ` Andy Shevchenko [this message]
2016-04-06 18:56 ` Vinod Koul
2016-04-06 19:56 ` Andy Shevchenko
2016-04-06 21:09 ` Koul, Vinod
2016-04-07 13:03 ` Andy Shevchenko
2016-04-13 13:36 ` Andy Shevchenko
2016-04-08 13:22 ` [PATCH v3.5 1/1] " Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 02/15] dmaengine: dw: rename masters to reflect actual topology Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 03/15] dmaengine: dw: set src and dst master select according to xfer direction Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 04/15] dmaengine: dw: fix byte order of hw descriptor fields Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 05/15] dmaengine: dw: set LMS field in descriptors Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 06/15] dmaengine: dw: clear LLP_[SD]_EN bits in last descriptor of a chain Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 07/15] dmaengine: dw: substitute dma_read_byaddr by dma_readl_native Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 08/15] dmaengine: dw: revisit data_width property Andy Shevchenko
2016-04-13 15:57 ` Vinod Koul
2016-04-13 16:05 ` Andy Shevchenko
2016-04-13 16:17 ` Vinod Koul
2016-04-13 16:21 ` Andy Shevchenko
2016-04-13 16:40 ` Mark Brown
2016-04-15 12:45 ` Andy Shevchenko
2016-04-16 5:45 ` Vinod Koul
2016-03-18 14:24 ` [PATCH v3 09/15] dmaengine: dw: define counter variables as unsigned int Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 10/15] dmaengine: dw: keep entire platform data in struct dw_dma Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 11/15] dmaengine: dw: pass platform data via struct dw_dma_chip Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 12/15] dmaengine: dw: move dwc->paused to dwc->flags Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 13/15] dmaengine: dw: move dwc->initialized " Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 14/15] dmaengine: dw: move residue to a descriptor Andy Shevchenko
2016-03-18 14:24 ` [PATCH v3 15/15] dmaengine: dw: set cdesc to NULL when free cyclic transfers Andy Shevchenko
2016-04-13 16:08 ` [PATCH v3 00/15] Fixes / cleanups in dw_dmac (affects on few subsystems) Vinod Koul
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