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* [superna9999:amlogic/v5.17/g12-dsi 20/23] drivers/gpu/drm/meson/meson_encoder_dsi.c:59:44: warning: passing argument 2 of 'meson_venc_mipi_dsi_mode_set' discards 'const' qualifier from pointer target type
@ 2021-12-10 22:28 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-12-10 22:28 UTC (permalink / raw)
  To: Neil Armstrong; +Cc: kbuild-all, linux-kernel

tree:   https://github.com/superna9999/linux amlogic/v5.17/g12-dsi
head:   62dac9179f2937dc08bffe08d15c6846bc4aedb4
commit: b186318175a12bdca613ee26b4b452964c795eb3 [20/23] fixup! WIP: drm/meson: add DSI encoder
config: arm-randconfig-r013-20211210 (https://download.01.org/0day-ci/archive/20211211/202112110612.0VVbVR6R-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/superna9999/linux/commit/b186318175a12bdca613ee26b4b452964c795eb3
        git remote add superna9999 https://github.com/superna9999/linux
        git fetch --no-tags superna9999 amlogic/v5.17/g12-dsi
        git checkout b186318175a12bdca613ee26b4b452964c795eb3
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/meson/

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

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/meson/meson_encoder_dsi.c: In function 'meson_encoder_dsi_mode_set':
>> drivers/gpu/drm/meson/meson_encoder_dsi.c:59:44: warning: passing argument 2 of 'meson_venc_mipi_dsi_mode_set' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
      59 |         meson_venc_mipi_dsi_mode_set(priv, mode);
         |                                            ^~~~
   In file included from drivers/gpu/drm/meson/meson_encoder_dsi.c:24:
   drivers/gpu/drm/meson/meson_venc.h:71:60: note: expected 'struct drm_display_mode *' but argument is of type 'const struct drm_display_mode *'
      71 |                                   struct drm_display_mode *mode);
         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~


vim +59 drivers/gpu/drm/meson/meson_encoder_dsi.c

6b197be782e0410 Neil Armstrong 2021-12-09  47  
b186318175a12bd Neil Armstrong 2021-12-10  48  static void meson_encoder_dsi_mode_set(struct drm_bridge *bridge,
b186318175a12bd Neil Armstrong 2021-12-10  49  					const struct drm_display_mode *mode,
b186318175a12bd Neil Armstrong 2021-12-10  50  					const struct drm_display_mode *adjusted_mode)
6b197be782e0410 Neil Armstrong 2021-12-09  51  {
6b197be782e0410 Neil Armstrong 2021-12-09  52  	struct meson_encoder_dsi *encoder_dsi = bridge_to_meson_encoder_dsi(bridge);
6b197be782e0410 Neil Armstrong 2021-12-09  53  	struct meson_drm *priv = encoder_dsi->priv;
6b197be782e0410 Neil Armstrong 2021-12-09  54  
b186318175a12bd Neil Armstrong 2021-12-10  55  	pr_err("%s:%d\n", __func__, __LINE__);
6b197be782e0410 Neil Armstrong 2021-12-09  56  
b186318175a12bd Neil Armstrong 2021-12-10  57  	meson_vclk_setup(priv, MESON_VCLK_TARGET_DSI, mode->clock, 0, 0, 0, false);
6b197be782e0410 Neil Armstrong 2021-12-09  58  
d521159dd8a9966 Neil Armstrong 2021-12-10 @59  	meson_venc_mipi_dsi_mode_set(priv, mode);
e1e87e576f5befb Neil Armstrong 2021-12-09  60  	meson_encl_load_gamma(priv);
6b197be782e0410 Neil Armstrong 2021-12-09  61  
b186318175a12bd Neil Armstrong 2021-12-10  62  	writel_relaxed(0, priv->io_base + _REG(ENCL_VIDEO_EN));
b186318175a12bd Neil Armstrong 2021-12-10  63  
e1e87e576f5befb Neil Armstrong 2021-12-09  64  	writel_bits_relaxed(BIT(3), BIT(3), priv->io_base + _REG(ENCL_VIDEO_MODE_ADV));
e1e87e576f5befb Neil Armstrong 2021-12-09  65  	writel_relaxed(0, priv->io_base + _REG(ENCL_TST_EN));
b186318175a12bd Neil Armstrong 2021-12-10  66  }
b186318175a12bd Neil Armstrong 2021-12-10  67  

:::::: The code at line 59 was first introduced by commit
:::::: d521159dd8a996678230b50e4ecafcdf50648c52 fixup! WIP: drm/meson: add DSI encoder

:::::: TO: Neil Armstrong <narmstrong@baylibre.com>
:::::: CC: Neil Armstrong <narmstrong@baylibre.com>

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

^ permalink raw reply	[flat|nested] 2+ messages in thread
* [superna9999:amlogic/v5.17/g12-dsi 20/23] drivers/gpu/drm/meson/meson_encoder_dsi.c:59:44: warning: passing argument 2 of 'meson_venc_mipi_dsi_mode_set' discards 'const' qualifier from pointer target type
@ 2021-12-10 22:28 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-12-10 22:28 UTC (permalink / raw)
  To: kbuild-all

[-- Attachment #1: Type: text/plain, Size: 4126 bytes --]

tree:   https://github.com/superna9999/linux amlogic/v5.17/g12-dsi
head:   62dac9179f2937dc08bffe08d15c6846bc4aedb4
commit: b186318175a12bdca613ee26b4b452964c795eb3 [20/23] fixup! WIP: drm/meson: add DSI encoder
config: arm-randconfig-r013-20211210 (https://download.01.org/0day-ci/archive/20211211/202112110612.0VVbVR6R-lkp(a)intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/superna9999/linux/commit/b186318175a12bdca613ee26b4b452964c795eb3
        git remote add superna9999 https://github.com/superna9999/linux
        git fetch --no-tags superna9999 amlogic/v5.17/g12-dsi
        git checkout b186318175a12bdca613ee26b4b452964c795eb3
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/meson/

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

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/meson/meson_encoder_dsi.c: In function 'meson_encoder_dsi_mode_set':
>> drivers/gpu/drm/meson/meson_encoder_dsi.c:59:44: warning: passing argument 2 of 'meson_venc_mipi_dsi_mode_set' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
      59 |         meson_venc_mipi_dsi_mode_set(priv, mode);
         |                                            ^~~~
   In file included from drivers/gpu/drm/meson/meson_encoder_dsi.c:24:
   drivers/gpu/drm/meson/meson_venc.h:71:60: note: expected 'struct drm_display_mode *' but argument is of type 'const struct drm_display_mode *'
      71 |                                   struct drm_display_mode *mode);
         |                                   ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~


vim +59 drivers/gpu/drm/meson/meson_encoder_dsi.c

6b197be782e0410 Neil Armstrong 2021-12-09  47  
b186318175a12bd Neil Armstrong 2021-12-10  48  static void meson_encoder_dsi_mode_set(struct drm_bridge *bridge,
b186318175a12bd Neil Armstrong 2021-12-10  49  					const struct drm_display_mode *mode,
b186318175a12bd Neil Armstrong 2021-12-10  50  					const struct drm_display_mode *adjusted_mode)
6b197be782e0410 Neil Armstrong 2021-12-09  51  {
6b197be782e0410 Neil Armstrong 2021-12-09  52  	struct meson_encoder_dsi *encoder_dsi = bridge_to_meson_encoder_dsi(bridge);
6b197be782e0410 Neil Armstrong 2021-12-09  53  	struct meson_drm *priv = encoder_dsi->priv;
6b197be782e0410 Neil Armstrong 2021-12-09  54  
b186318175a12bd Neil Armstrong 2021-12-10  55  	pr_err("%s:%d\n", __func__, __LINE__);
6b197be782e0410 Neil Armstrong 2021-12-09  56  
b186318175a12bd Neil Armstrong 2021-12-10  57  	meson_vclk_setup(priv, MESON_VCLK_TARGET_DSI, mode->clock, 0, 0, 0, false);
6b197be782e0410 Neil Armstrong 2021-12-09  58  
d521159dd8a9966 Neil Armstrong 2021-12-10 @59  	meson_venc_mipi_dsi_mode_set(priv, mode);
e1e87e576f5befb Neil Armstrong 2021-12-09  60  	meson_encl_load_gamma(priv);
6b197be782e0410 Neil Armstrong 2021-12-09  61  
b186318175a12bd Neil Armstrong 2021-12-10  62  	writel_relaxed(0, priv->io_base + _REG(ENCL_VIDEO_EN));
b186318175a12bd Neil Armstrong 2021-12-10  63  
e1e87e576f5befb Neil Armstrong 2021-12-09  64  	writel_bits_relaxed(BIT(3), BIT(3), priv->io_base + _REG(ENCL_VIDEO_MODE_ADV));
e1e87e576f5befb Neil Armstrong 2021-12-09  65  	writel_relaxed(0, priv->io_base + _REG(ENCL_TST_EN));
b186318175a12bd Neil Armstrong 2021-12-10  66  }
b186318175a12bd Neil Armstrong 2021-12-10  67  

:::::: The code at line 59 was first introduced by commit
:::::: d521159dd8a996678230b50e4ecafcdf50648c52 fixup! WIP: drm/meson: add DSI encoder

:::::: TO: Neil Armstrong <narmstrong@baylibre.com>
:::::: CC: Neil Armstrong <narmstrong@baylibre.com>

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

^ permalink raw reply	[flat|nested] 2+ messages in thread
end of thread, other threads:[~2021-12-10 22:28 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-12-10 22:28 [superna9999:amlogic/v5.17/g12-dsi 20/23] drivers/gpu/drm/meson/meson_encoder_dsi.c:59:44: warning: passing argument 2 of 'meson_venc_mipi_dsi_mode_set' discards 'const' qualifier from pointer target type kernel test robot
2021-12-10 22:28 ` kernel test robot

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