From mboxrd@z Thu Jan 1 00:00:00 1970 From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD) Date: Tue, 26 Apr 2011 06:34:08 +0200 Subject: [PATCH v2 1/5] dmaengine: at_hdmac: modify way to use interrupts In-Reply-To: <1303790574.896.11.camel@vkoul-udesk3> References: <3ee5a0e314a22339ad7a15a5425045f5ed244eab.1301678094.git.nicolas.ferre@atmel.com> <3ee5a0e314a22339ad7a15a5425045f5ed244eab.1303493836.git.nicolas.ferre@atmel.com> <1303790574.896.11.camel@vkoul-udesk3> Message-ID: <20110426043408.GG12904@game.jcrosoft.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 09:32 Tue 26 Apr , Koul, Vinod wrote: > On Fri, 2011-04-22 at 19:41 +0200, Nicolas Ferre wrote: > > Now we use Buffer Transfer Completed interrupts. If we > > want a chained buffer completed information, we setup the > > ATC_IEN bit in CTRLB register in the lli. > > This is done by set_desc_eol() function and used by > > memcpy/slave_sg functions. > > > > Signed-off-by: Nicolas Ferre > > --- > > drivers/dma/at_hdmac.c | 4 ++-- > > drivers/dma/at_hdmac_regs.h | 11 ++++++++--- > > 2 files changed, 10 insertions(+), 5 deletions(-) > > > > > Looks like your forgot to run checkpatch > WARNING: line over 80 characters > #401: FILE: drivers/dma/at_hdmac_regs.h:106: > +#define MEM_IF 0 /* specify AHB interface 0 as memory interface */ > > WARNING: line over 80 characters > #402: FILE: drivers/dma/at_hdmac_regs.h:107: > +#define PER_IF 1 /* specify AHB interface 1 as peripheral interface > */ > > WARNING: line over 80 characters > #689: FILE: drivers/dma/at_hdmac.c:899: > + direction == DMA_TO_DEVICE ? "TO DEVICE" : "FROM DEVICE", > > total: 0 errors, 3 warnings, 465 lines checked > > While I am okay with 3rd one, you can easily reformat code for first two > and avoid these two warnings... It's comments it make it more readable Best Regards, J.