linux-kernel - Re: [PATCH v5 11/11] drm/msm/dp: drop the msm_dp

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Message-ID: <202412230903.RMun9kc4-lkp@intel.com>
Date: Mon, 23 Dec 2024 09:50:58 +0800
From: kernel test robot <lkp@...el.com>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
	Rob Clark <robdclark@...il.com>,
	Abhinav Kumar <quic_abhinavk@...cinc.com>,
	Sean Paul <sean@...rly.run>,
	Marijn Suijten <marijn.suijten@...ainline.org>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Paloma Arellano <quic_parellan@...cinc.com>
Cc: oe-kbuild-all@...ts.linux.dev, Douglas Anderson <dianders@...omium.org>,
	Stephen Boyd <swboyd@...omium.org>, linux-arm-msm@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 11/11] drm/msm/dp: drop the msm_dp_catalog module

Hi Dmitry,

kernel test robot noticed the following build errors:

[auto build test ERROR on c9261bcc1546a564407513e148c35a79a58bc2b9]

url:    https://github.com/intel-lab-lkp/linux/commits/Dmitry-Baryshkov/drm-msm-dp-split-MMSS_DP_DSC_DTO-register-write-to-a-separate-function/20241223-041635
base:   c9261bcc1546a564407513e148c35a79a58bc2b9
patch link:    https://lore.kernel.org/r/20241222-fd-dp-audio-fixup-v5-11-370f09492cf6%40linaro.org
patch subject: [PATCH v5 11/11] drm/msm/dp: drop the msm_dp_catalog module
config: sparc-allmodconfig (https://download.01.org/0day-ci/archive/20241223/202412230903.RMun9kc4-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241223/202412230903.RMun9kc4-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412230903.RMun9kc4-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/gpu/drm/msm/dp/dp_panel.c: In function 'msm_dp_read_link':
>> drivers/gpu/drm/msm/dp/dp_panel.c:33:16: error: implicit declaration of function 'readl_relaxed' [-Wimplicit-function-declaration]
      33 |         return readl_relaxed(panel->link_base + offset);
         |                ^~~~~~~~~~~~~
   drivers/gpu/drm/msm/dp/dp_panel.c: In function 'msm_dp_write_link':
>> drivers/gpu/drm/msm/dp/dp_panel.c:43:9: error: implicit declaration of function 'writel' [-Wimplicit-function-declaration]
      43 |         writel(data, panel->link_base + offset);
         |         ^~~~~~


vim +/readl_relaxed +33 drivers/gpu/drm/msm/dp/dp_panel.c

    30	
    31	static inline u32 msm_dp_read_link(struct msm_dp_panel_private *panel, u32 offset)
    32	{
  > 33		return readl_relaxed(panel->link_base + offset);
    34	}
    35	
    36	static inline void msm_dp_write_link(struct msm_dp_panel_private *panel,
    37				       u32 offset, u32 data)
    38	{
    39		/*
    40		 * To make sure link reg writes happens before any other operation,
    41		 * this function uses writel() instread of writel_relaxed()
    42		 */
  > 43		writel(data, panel->link_base + offset);
    44	}
    45	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki