Hi Hean, [auto build test WARNING on drm/drm-next] [also build test WARNING on v4.12 next-20170713] [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/hean-loong-ong-intel-com/Intel-FPGA-VIP-Frame-Buffer-II-drm-driver/20170713-235417 base: git://people.freedesktop.org/~airlied/linux.git drm-next config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 6.2.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=ia64 All warnings (new ones prefixed by >>): In file included from include/linux/cdev.h:7:0, from include/drm/drmP.h:36, from drivers/gpu//drm/ivip/intel_vip_core.c:28: drivers/gpu//drm/ivip/intel_vip_core.c: In function 'intelvipfb_enable': >> drivers/gpu//drm/ivip/intel_vip_core.c:57:33: warning: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t {aka long long unsigned int}' [-Wformat=] dev_info(pipe->plane.dev->dev, "Address 0x%x\n", addr); ^ include/linux/device.h:1317:51: note: in definition of macro 'dev_info' #define dev_info(dev, fmt, arg...) _dev_info(dev, fmt, ##arg) ^~~ vim +57 drivers/gpu//drm/ivip/intel_vip_core.c 27 > 28 #include <drm/drmP.h> 29 #include <drm/drm_atomic.h> 30 #include <drm/drm_atomic_helper.h> 31 #include <drm/drm_crtc_helper.h> 32 #include <drm/drm_fb_helper.h> 33 #include <drm/drm_fb_cma_helper.h> 34 #include <drm/drm_gem_cma_helper.h> 35 #include <drm/drm_plane_helper.h> 36 #include <drm/drm_simple_kms_helper.h> 37 38 #include "intel_vip_drv.h" 39 40 static void intelvipfb_enable(struct drm_simple_display_pipe *pipe, 41 struct drm_crtc_state *crtc_state) 42 { 43 /* 44 * The frameinfo variable has to correspond to the size of the VIP Suite 45 * Frame Reader register 7 which will determine the maximum size used 46 * in this frameinfo 47 */ 48 49 u32 frameinfo; 50 struct intelvipfb_priv *priv = pipe->plane.dev->dev_private; 51 void __iomem *base = priv->base; 52 struct drm_plane_state *state = pipe->plane.state; 53 dma_addr_t addr; 54 55 addr = drm_fb_cma_get_gem_addr(state->fb, state, 0); 56 > 57 dev_info(pipe->plane.dev->dev, "Address 0x%x\n", addr); 58 59 frameinfo = 60 readl(base + INTELVIPFB_FRAME_READER) & 0x00ffffff; 61 writel(frameinfo, base + INTELVIPFB_FRAME_INFO); 62 writel(addr, base + INTELVIPFB_FRAME_START); 63 /* Finally set the control register to 1 to start streaming */ 64 writel(1, base + INTELVIPFB_CONTROL); 65 } 66 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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