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From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [RFC] drm/connector: Set the default callback function for drm_connector_funcs
Date: Sat, 09 Jan 2021 07:32:34 +0800	[thread overview]
Message-ID: <202101090740.TMGghU66-lkp@intel.com> (raw)
In-Reply-To: <1610092442-36168-1-git-send-email-tiantao6@hisilicon.com>

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Hi Tian,

[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on linus/master]
[also build test WARNING on v5.11-rc2 next-20210108]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Tian-Tao/drm-connector-Set-the-default-callback-function-for-drm_connector_funcs/20210108-165753
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git f5e6c330254ae691f6d7befe61c786eb5056007e
config: riscv-randconfig-s031-20210108 (attached as .config)
compiler: riscv32-linux-gcc (GCC) 9.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-208-g46a52ca4-dirty
        # https://github.com/0day-ci/linux/commit/37e7ae0ccb8825f7718028991d1635d60323f9dc
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Tian-Tao/drm-connector-Set-the-default-callback-function-for-drm_connector_funcs/20210108-165753
        git checkout 37e7ae0ccb8825f7718028991d1635d60323f9dc
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=riscv 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


"sparse warnings: (new ones prefixed by >>)"
>> drivers/gpu/drm/bridge/sii902x.c:426:35: sparse: sparse: incorrect type in argument 3 (different modifiers) @@     expected struct drm_connector_funcs *funcs @@     got struct drm_connector_funcs const * @@
   drivers/gpu/drm/bridge/sii902x.c:426:35: sparse:     expected struct drm_connector_funcs *funcs
   drivers/gpu/drm/bridge/sii902x.c:426:35: sparse:     got struct drm_connector_funcs const *
--
>> drivers/gpu/drm/exynos/exynos_drm_vidi.c:346:26: sparse: sparse: incorrect type in argument 3 (different modifiers) @@     expected struct drm_connector_funcs *funcs @@     got struct drm_connector_funcs const * @@
   drivers/gpu/drm/exynos/exynos_drm_vidi.c:346:26: sparse:     expected struct drm_connector_funcs *funcs
   drivers/gpu/drm/exynos/exynos_drm_vidi.c:346:26: sparse:     got struct drm_connector_funcs const *
--
>> drivers/gpu/drm/vc4/vc4_vec.c:364:45: sparse: sparse: incorrect type in argument 3 (different modifiers) @@     expected struct drm_connector_funcs *funcs @@     got struct drm_connector_funcs const * @@
   drivers/gpu/drm/vc4/vc4_vec.c:364:45: sparse:     expected struct drm_connector_funcs *funcs
   drivers/gpu/drm/vc4/vc4_vec.c:364:45: sparse:     got struct drm_connector_funcs const *

vim +426 drivers/gpu/drm/bridge/sii902x.c

675605c1c8e6748 Boris Brezillon  2015-12-31  403  
a25b988ff83f3ca Laurent Pinchart 2020-02-26  404  static int sii902x_bridge_attach(struct drm_bridge *bridge,
a25b988ff83f3ca Laurent Pinchart 2020-02-26  405  				 enum drm_bridge_attach_flags flags)
675605c1c8e6748 Boris Brezillon  2015-12-31  406  {
675605c1c8e6748 Boris Brezillon  2015-12-31  407  	struct sii902x *sii902x = bridge_to_sii902x(bridge);
675605c1c8e6748 Boris Brezillon  2015-12-31  408  	struct drm_device *drm = bridge->dev;
675605c1c8e6748 Boris Brezillon  2015-12-31  409  	int ret;
675605c1c8e6748 Boris Brezillon  2015-12-31  410  
a25b988ff83f3ca Laurent Pinchart 2020-02-26  411  	if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) {
a25b988ff83f3ca Laurent Pinchart 2020-02-26  412  		DRM_ERROR("Fix bridge driver to make connector optional!");
a25b988ff83f3ca Laurent Pinchart 2020-02-26  413  		return -EINVAL;
a25b988ff83f3ca Laurent Pinchart 2020-02-26  414  	}
a25b988ff83f3ca Laurent Pinchart 2020-02-26  415  
675605c1c8e6748 Boris Brezillon  2015-12-31  416  	drm_connector_helper_add(&sii902x->connector,
675605c1c8e6748 Boris Brezillon  2015-12-31  417  				 &sii902x_connector_helper_funcs);
675605c1c8e6748 Boris Brezillon  2015-12-31  418  
675605c1c8e6748 Boris Brezillon  2015-12-31  419  	if (!drm_core_check_feature(drm, DRIVER_ATOMIC)) {
675605c1c8e6748 Boris Brezillon  2015-12-31  420  		dev_err(&sii902x->i2c->dev,
ce9971ded5692fa Liu Ying         2017-04-11  421  			"sii902x driver is only compatible with DRM devices supporting atomic updates\n");
675605c1c8e6748 Boris Brezillon  2015-12-31  422  		return -ENOTSUPP;
675605c1c8e6748 Boris Brezillon  2015-12-31  423  	}
675605c1c8e6748 Boris Brezillon  2015-12-31  424  
675605c1c8e6748 Boris Brezillon  2015-12-31  425  	ret = drm_connector_init(drm, &sii902x->connector,
675605c1c8e6748 Boris Brezillon  2015-12-31 @426  				 &sii902x_connector_funcs,
675605c1c8e6748 Boris Brezillon  2015-12-31  427  				 DRM_MODE_CONNECTOR_HDMIA);
675605c1c8e6748 Boris Brezillon  2015-12-31  428  	if (ret)
675605c1c8e6748 Boris Brezillon  2015-12-31  429  		return ret;
675605c1c8e6748 Boris Brezillon  2015-12-31  430  
675605c1c8e6748 Boris Brezillon  2015-12-31  431  	if (sii902x->i2c->irq > 0)
675605c1c8e6748 Boris Brezillon  2015-12-31  432  		sii902x->connector.polled = DRM_CONNECTOR_POLL_HPD;
675605c1c8e6748 Boris Brezillon  2015-12-31  433  	else
675605c1c8e6748 Boris Brezillon  2015-12-31  434  		sii902x->connector.polled = DRM_CONNECTOR_POLL_CONNECT;
675605c1c8e6748 Boris Brezillon  2015-12-31  435  
cde4c44d8769c1b Daniel Vetter    2018-07-09  436  	drm_connector_attach_encoder(&sii902x->connector, bridge->encoder);
675605c1c8e6748 Boris Brezillon  2015-12-31  437  
675605c1c8e6748 Boris Brezillon  2015-12-31  438  	return 0;
675605c1c8e6748 Boris Brezillon  2015-12-31  439  }
675605c1c8e6748 Boris Brezillon  2015-12-31  440  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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      parent reply	other threads:[~2021-01-08 23:32 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-08  7:54 [RFC] drm/connector: Set the default callback function for drm_connector_funcs Tian Tao
2021-01-08  8:12 ` Thomas Zimmermann
2021-01-08  8:58   ` Daniel Vetter
2021-01-08 13:07   ` Jani Nikula
2021-01-08 15:16 ` kernel test robot
2021-01-08 15:17 ` kernel test robot
2021-01-08 23:32 ` kernel test robot [this message]

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