Hi Chunyan,

I love your patch! Perhaps something to improve:

[auto build test WARNING on ulf.hansson-mmc/next]
[also build test WARNING on v4.18-rc6 next-20180723]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/Chunyan-Zhang/mmc-add-support-for-sdhci-4-0/20180724-045328
base:   git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc.git next
config: arm-exynos_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=arm 

All warnings (new ones prefixed by >>):

   In file included from include/linux/kernel.h:14:0,
                    from include/linux/delay.h:22,
                    from drivers/mmc/host/sdhci.c:16:
   drivers/mmc/host/sdhci.c: In function 'sdhci_data_irq':
>> drivers/mmc/host/sdhci.c:43:11: warning: format '%p' expects argument of 
>> type 'void *', but argument 4 has type 'dma_addr_t {aka unsigned int}' 
>> [-Wformat=]
     pr_debug("%s: " DRIVER_NAME ": " f, mmc_hostname(host->mmc), ## x)
              ^
   include/linux/printk.h:288:21: note: in definition of macro 'pr_fmt'
    #define pr_fmt(fmt) fmt
                        ^~~
   include/linux/printk.h:336:2: note: in expansion of macro 'dynamic_pr_debug'
     dynamic_pr_debug(fmt, ##__VA_ARGS__)
     ^~~~~~~~~~~~~~~~
   drivers/mmc/host/sdhci.c:43:2: note: in expansion of macro 'pr_debug'
     pr_debug("%s: " DRIVER_NAME ": " f, mmc_hostname(host->mmc), ## x)
     ^~~~~~~~
   drivers/mmc/host/sdhci.c:2849:4: note: in expansion of macro 'DBG'
       DBG("DMA base %pad, transferred 0x%06x bytes, next %pad\n",
       ^~~
   drivers/mmc/host/sdhci.c:2849:19: note: format string is defined here
       DBG("DMA base %pad, transferred 0x%06x bytes, next %pad\n",
                     ~^
                     %d
   In file included from include/linux/kernel.h:14:0,
                    from include/linux/delay.h:22,
                    from drivers/mmc/host/sdhci.c:16:
   drivers/mmc/host/sdhci.c:43:11: warning: format '%p' expects argument of 
type 'void *', but argument 6 has type 'dma_addr_t {aka unsigned int}' 
[-Wformat=]
     pr_debug("%s: " DRIVER_NAME ": " f, mmc_hostname(host->mmc), ## x)
              ^
   include/linux/printk.h:288:21: note: in definition of macro 'pr_fmt'
    #define pr_fmt(fmt) fmt
                        ^~~
   include/linux/printk.h:336:2: note: in expansion of macro 'dynamic_pr_debug'
     dynamic_pr_debug(fmt, ##__VA_ARGS__)
     ^~~~~~~~~~~~~~~~
   drivers/mmc/host/sdhci.c:43:2: note: in expansion of macro 'pr_debug'
     pr_debug("%s: " DRIVER_NAME ": " f, mmc_hostname(host->mmc), ## x)
     ^~~~~~~~
   drivers/mmc/host/sdhci.c:2849:4: note: in expansion of macro 'DBG'
       DBG("DMA base %pad, transferred 0x%06x bytes, next %pad\n",
       ^~~
   drivers/mmc/host/sdhci.c:2849:56: note: format string is defined here
       DBG("DMA base %pad, transferred 0x%06x bytes, next %pad\n",
                                                          ~^
                                                          %d

vim +43 drivers/mmc/host/sdhci.c

d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24 @16  
#include <linux/delay.h>
5a436cc0a drivers/mmc/host/sdhci.c Adrian Hunter         2017-03-20  17  
#include <linux/ktime.h>
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  18  
#include <linux/highmem.h>
b8c86fc5d drivers/mmc/host/sdhci.c Pierre Ossman         2008-03-18  19  
#include <linux/io.h>
88b476797 drivers/mmc/host/sdhci.c Paul Gortmaker        2011-07-03  20  
#include <linux/module.h>
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  21  
#include <linux/dma-mapping.h>
5a0e3ad6a drivers/mmc/host/sdhci.c Tejun Heo             2010-03-24  22  
#include <linux/slab.h>
117636092 drivers/mmc/host/sdhci.c Ralf Baechle          2007-10-23  23  
#include <linux/scatterlist.h>
bd9b90279 drivers/mmc/host/sdhci.c Linus Walleij         2018-01-29  24  
#include <linux/sizes.h>
250dcd114 drivers/mmc/host/sdhci.c Ulf Hansson           2017-11-27  25  
#include <linux/swiotlb.h>
9bea3c850 drivers/mmc/host/sdhci.c Marek Szyprowski      2010-08-10  26  
#include <linux/regulator/consumer.h>
66fd8ad51 drivers/mmc/host/sdhci.c Adrian Hunter         2011-10-03  27  
#include <linux/pm_runtime.h>
92e0c44b9 drivers/mmc/host/sdhci.c Zach Brown            2016-11-02  28  
#include <linux/of.h>
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  29  
2f730fec8 drivers/mmc/host/sdhci.c Pierre Ossman         2008-03-17  30  
#include <linux/leds.h>
2f730fec8 drivers/mmc/host/sdhci.c Pierre Ossman         2008-03-17  31  
22113efd0 drivers/mmc/host/sdhci.c Aries Lee             2010-12-15  32  
#include <linux/mmc/mmc.h>
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  33  
#include <linux/mmc/host.h>
473b095a7 drivers/mmc/host/sdhci.c Aaron Lu              2012-07-03  34  
#include <linux/mmc/card.h>
85cc1c331 drivers/mmc/host/sdhci.c Corneliu Doban        2015-02-09  35  
#include <linux/mmc/sdio.h>
bec9d4e59 drivers/mmc/host/sdhci.c Guennadi Liakhovetski 2012-09-17  36  
#include <linux/mmc/slot-gpio.h>
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  37  
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  38  
#include "sdhci.h"
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  39  
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  40  
#define DRIVER_NAME "sdhci"
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  41  
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  42  
#define DBG(f, x...) \
f421865d5 drivers/mmc/host/sdhci.c Adrian Hunter         2017-03-20 @43         
pr_debug("%s: " DRIVER_NAME ": " f, mmc_hostname(host->mmc), ## x)
d129bceb1 drivers/mmc/sdhci.c      Pierre Ossman         2006-03-24  44  

:::::: The code at line 43 was first introduced by commit
:::::: f421865d5b4ce57013040fb1700edceb43a14b42 mmc: sdhci: Improve debug print 
format

:::::: TO: Adrian Hunter <adrian.hun...@intel.com>
:::::: CC: Ulf Hansson <ulf.hans...@linaro.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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