Hi, On Mon, Jul 28, 2014 at 12:46:22PM +0530, Vinod Koul wrote: > On Mon, Jul 28, 2014 at 12:18:56PM +1000, Stephen Rothwell wrote: > > Hi Vinod, > > > > After merging the slave-dma tree, today's linux-next build (x86_64 > > allmodconfig) failed like this: > > > > drivers/dma/sun6i-dma.c: In function 'sun6i_dma_dump_chan_regs': > > drivers/dma/sun6i-dma.c:203:2: error: implicit declaration of function '__virt_to_phys' [-Werror=implicit-function-declaration] > > phys_addr_t reg = __virt_to_phys((unsigned long)pchan->base); > > ^ > > > > Caused by commit 555859308723 ("dmaengine: sun6i: Add driver for the > > Allwinner A31 DMA controller"). Presumably missing an include file. > > > > I have used the slave-dma tree from next-20140725 for today. > > Thanks, Feng's robot also gave such warning. SInce maxime didnt send any > fixes it, I am applying below to fix this. > We shouldnt have used __virt_to_phys here Thanks for taking care of this. > > --x8--- > From: Vinod Koul > Date: Mon, 28 Jul 2014 11:57:25 +0530 > Subject: [PATCH 1/2] dmaengine: sun6i: fix build failure on x86, xilinx targets > MIME-Version: 1.0 > Content-Type: text/plain; charset=UTF-8 > Content-Transfer-Encoding: 8bit > > Since the driver defined COMPILE_TEST, it gets compiled for different arch's. > The driver uses __virt_to_phys() insteadof virt_to_phys, so replace it > > drivers/dma/sun6i-dma.c: In function ‘sun6i_dma_dump_chan_regs’: > drivers/dma/sun6i-dma.c:203: error: implicit declaration of function '__virt_to_phys' > > Reported-by: kbuild test robot > Reported-by: Stephen Rothwell > Signed-off-by: Vinod Koul Acked-by: Maxime Ripard Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com