lkml.org 
[lkml]   [2015]   [Nov]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH V3 4/4] dma: add Qualcomm Technologies HIDMA channel driver
From
Date


On 11/8/2015 2:13 PM, kbuild test robot wrote:
> Hi Sinan,
>
> [auto build test WARNING on: robh/for-next]
> [also build test WARNING on: v4.3 next-20151106]
>
> url: https://github.com/0day-ci/linux/commits/Sinan-Kaya/ma-add-Qualcomm-Technologies-HIDMA-driver/20151108-125824
> base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux for-next
> config: mn10300-allyesconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # save the attached .config to linux build tree
> make.cross ARCH=mn10300
>
> All warnings (new ones prefixed by >>):
>
> In file included from include/linux/printk.h:277:0,
> from include/linux/kernel.h:13,
> from include/linux/list.h:8,
> from include/linux/kobject.h:20,
> from include/linux/device.h:17,
> from include/linux/dmaengine.h:20,
> from drivers/dma/qcom/hidma.c:45:
> drivers/dma/qcom/hidma.c: In function 'hidma_prep_dma_memcpy':
> include/linux/dynamic_debug.h:64:16: warning: format '%zu' expects argument of type 'size_t', but argument 7 has type 'unsigned int' [-Wformat=]
> static struct _ddebug __aligned(8) \
> ^
> include/linux/dynamic_debug.h:84:2: note: in expansion of macro 'DEFINE_DYNAMIC_DEBUG_METADATA'
> DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \
> ^
> include/linux/device.h:1171:2: note: in expansion of macro 'dynamic_dev_dbg'
> dynamic_dev_dbg(dev, format, ##__VA_ARGS__); \
> ^
>>> drivers/dma/qcom/hidma.c:391:2: note: in expansion of macro 'dev_dbg'
> dev_dbg(mdma->ddev.dev,
> ^
>
> vim +/dev_dbg +391 drivers/dma/qcom/hidma.c
>
> 375
> 376 mchan->allocated = 0;
> 377 spin_unlock_irqrestore(&mchan->lock, irqflags);
> 378 dev_dbg(mdma->ddev.dev, "freed channel for %u\n", mchan->dma_sig);
> 379 }
> 380
> 381
> 382 static struct dma_async_tx_descriptor *
> 383 hidma_prep_dma_memcpy(struct dma_chan *dmach, dma_addr_t dma_dest,
> 384 dma_addr_t dma_src, size_t len, unsigned long flags)
> 385 {
> 386 struct hidma_chan *mchan = to_hidma_chan(dmach);
> 387 struct hidma_desc *mdesc = NULL;
> 388 struct hidma_dev *mdma = mchan->dmadev;
> 389 unsigned long irqflags;
> 390
> > 391 dev_dbg(mdma->ddev.dev,
> 392 "memcpy: chan:%p dest:%pad src:%pad len:%zu\n", mchan,
> 393 &dma_dest, &dma_src, len);
> 394

What am I missing?

len is size_t. This page says use %zu for size_t.

https://www.kernel.org/doc/Documentation/printk-formats.txt



> 395 /* Get free descriptor */
> 396 spin_lock_irqsave(&mchan->lock, irqflags);
> 397 if (!list_empty(&mchan->free)) {
> 398 mdesc = list_first_entry(&mchan->free, struct hidma_desc,
> 399 node);
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
>



--
Sinan Kaya
Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a
Linux Foundation Collaborative Project


\
 
 \ /
  Last update: 2015-11-09 02:01    [W:0.150 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site