From mboxrd@z Thu Jan 1 00:00:00 1970 From: vinod.koul@intel.com (Vinod Koul) Date: Fri, 20 Feb 2015 11:54:24 +0530 Subject: [PATCH v5 59/61] dmaengine: Add a warning for drivers not using the generic slave caps retrieval In-Reply-To: References: <1416231775-31252-1-git-send-email-maxime.ripard@free-electrons.com> <1416231775-31252-60-git-send-email-maxime.ripard@free-electrons.com> <20150219090917.159d3d2f@endymion.delvare> Message-ID: <20150220062424.GW21387@intel.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Feb 19, 2015 at 02:23:27PM +0530, Viresh Kumar wrote: > On 19 February 2015 at 13:39, Jean Delvare wrote: > > My understanding is that the warning message is here on purpose to > > instruct DMA driver authors to fix their code. So if anyone need to fix > > anything, that would be you and Andy. That being said, I suspect Andy > > To some extent yes, but Andy has already tried to fix that for most of > the drivers and so I just pointed out that something is missed. > > > already did that: > > > > commit 029a40e97d0db269f4a7fc02b0f29f627f628309 > > Author: Andy Shevchenko > > Date: Fri Jan 2 16:17:24 2015 +0200 > > > > dmaengine: dw: provide DMA capabilities > > > > Brian, can you please try the latest Linus or linux-next kernel (or > > backport the above commit to your current kernel) and confirm that the > > backtraces are no longer printed? > > Maybe yes. This warning was intentionally added to help move driver use the right method. And I have applied patch from Andy for this, so this should be no longer seen on Linus's tree -- ~Vinod