linux-kernel - Re: [PATCHv5 3/3] ARM:drm ivip Intel FPGA Video and Image Processing Suite

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Message-ID: <201708071520.DMtKTbHq%fengguang.wu@intel.com>
Date:   Mon, 7 Aug 2017 15:13:03 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Hean Loong, Ong" <hean.loong.ong@...el.com>
Cc:     kbuild-all@...org, Rob Herring <robh+dt@...nel.org>,
        Dinh Nguyen <dinguyen@...nel.org>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        hean.loong.ong@...el.com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCHv5 3/3] ARM:drm ivip Intel FPGA Video and Image Processing
 Suite

Hi Ong,

[auto build test WARNING on drm/drm-next]
[also build test WARNING on v4.13-rc4 next-20170804]
[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-FPGA-VIP-Frame-Buffer-II-drm-driver/20170803-200814
base:   git://people.freedesktop.org/~airlied/linux.git drm-next
config: tile-allmodconfig (attached as .config)
compiler: tilegx-linux-gcc (GCC) 4.6.2
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=tile 

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/ivip/intel_vip_core.c: In function 'intelvipfb_enable':
>> drivers/gpu/drm/ivip/intel_vip_core.c:57:2: warning: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t' [-Wformat]

vim +57 drivers/gpu/drm/ivip/intel_vip_core.c

    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	

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