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Date:   Thu, 23 Nov 2023 09:54:36 +0800
From:   kernel test robot <lkp@...el.com>
To:     Alain Volmat <alain.volmat@...s.st.com>,
        Hugues Fruchet <hugues.fruchet@...s.st.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Russell King <linux@...linux.org.uk>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-media@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Dan Scally <dan.scally@...asonboard.com>,
        devicetree@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v8 3/5] media: stm32-dcmipp: STM32 DCMIPP camera
 interface driver

Hi Alain,

kernel test robot noticed the following build errors:

[auto build test ERROR on atorgue-stm32/stm32-next]
[also build test ERROR on media-tree/master linuxtv-media-stage/master linus/master v6.7-rc2 next-20231122]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Alain-Volmat/dt-bindings-media-add-bindings-for-stm32-dcmipp/20231122-154327
base:   https://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32.git stm32-next
patch link:    https://lore.kernel.org/r/20231122073927.788810-4-alain.volmat%40foss.st.com
patch subject: [PATCH v8 3/5] media: stm32-dcmipp: STM32 DCMIPP camera interface driver
config: arm-defconfig (https://download.01.org/0day-ci/archive/20231123/202311230551.R2sCXDEC-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231123/202311230551.R2sCXDEC-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/202311230551.R2sCXDEC-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:154:8: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                   mf = v4l2_subdev_state_get_format(sd_state, i);
                        ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:154:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
                   mf = v4l2_subdev_state_get_format(sd_state, i);
                      ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:236:7: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           mf = v4l2_subdev_state_get_format(sd_state, fmt->pad);
                ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:236:5: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
           mf = v4l2_subdev_state_get_format(sd_state, fmt->pad);
              ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:256:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
                   mf = v4l2_subdev_state_get_format(sd_state, 1);
                      ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:311:13: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           sink_fmt = v4l2_subdev_state_get_format(state, 0);
                      ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:311:11: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
           sink_fmt = v4l2_subdev_state_get_format(state, 0);
                    ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c:312:10: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
           src_fmt = v4l2_subdev_state_get_format(state, 1);
                   ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5 warnings and 3 errors generated.
--
>> drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:171:8: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                   mf = v4l2_subdev_state_get_format(sd_state, i);
                        ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:171:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
                   mf = v4l2_subdev_state_get_format(sd_state, i);
                      ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:175:8: error: implicit declaration of function 'v4l2_subdev_state_get_compose' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                           r = v4l2_subdev_state_get_compose(sd_state, i);
                               ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:175:8: note: did you mean 'v4l2_subdev_state_get_format'?
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:171:8: note: 'v4l2_subdev_state_get_format' declared here
                   mf = v4l2_subdev_state_get_format(sd_state, i);
                        ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:175:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
                           r = v4l2_subdev_state_get_compose(sd_state, i);
                             ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:177:8: error: implicit declaration of function 'v4l2_subdev_state_get_crop' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                           r = v4l2_subdev_state_get_crop(sd_state, i);
                               ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:177:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
                           r = v4l2_subdev_state_get_crop(sd_state, i);
                             ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:206:14: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                   sink_fmt = v4l2_subdev_state_get_format(sd_state, 0);
                              ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:206:12: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
                   sink_fmt = v4l2_subdev_state_get_format(sd_state, 0);
                            ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:230:13: error: implicit declaration of function 'v4l2_subdev_state_get_compose' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                   compose = v4l2_subdev_state_get_compose(sd_state, 0);
                             ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:230:11: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
                   compose = v4l2_subdev_state_get_compose(sd_state, 0);
                           ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:249:7: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           mf = v4l2_subdev_state_get_format(sd_state, fmt->pad);
                ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:249:5: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
           mf = v4l2_subdev_state_get_format(sd_state, fmt->pad);
              ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:251:9: error: implicit declaration of function 'v4l2_subdev_state_get_crop' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           crop = v4l2_subdev_state_get_crop(sd_state, 1);
                  ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:251:7: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           crop = v4l2_subdev_state_get_crop(sd_state, 1);
                ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:252:12: error: implicit declaration of function 'v4l2_subdev_state_get_compose' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           compose = v4l2_subdev_state_get_compose(sd_state, 0);
                     ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:252:10: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           compose = v4l2_subdev_state_get_compose(sd_state, 0);
                   ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:255:17: error: indirection requires pointer operand ('int' invalid)
                   fmt->format = *v4l2_subdev_state_get_format(sd_state, 0);
                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:266:3: error: indirection requires pointer operand ('int' invalid)
                   *v4l2_subdev_state_get_format(sd_state, 1) = fmt->format;
                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:297:13: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           sink_fmt = v4l2_subdev_state_get_format(sd_state, 0);
                      ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:297:11: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
           sink_fmt = v4l2_subdev_state_get_format(sd_state, 0);
                    ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:298:9: error: implicit declaration of function 'v4l2_subdev_state_get_crop' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           crop = v4l2_subdev_state_get_crop(sd_state, 1);
                  ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:298:7: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           crop = v4l2_subdev_state_get_crop(sd_state, 1);
                ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:299:12: error: implicit declaration of function 'v4l2_subdev_state_get_compose' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           compose = v4l2_subdev_state_get_compose(sd_state, 0);
                     ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:299:10: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           compose = v4l2_subdev_state_get_compose(sd_state, 0);
                   ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:349:9: error: implicit declaration of function 'v4l2_subdev_state_get_crop' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           crop = v4l2_subdev_state_get_crop(sd_state, 1);
                  ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:349:7: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           crop = v4l2_subdev_state_get_crop(sd_state, 1);
                ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:350:12: error: implicit declaration of function 'v4l2_subdev_state_get_compose' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           compose = v4l2_subdev_state_get_compose(sd_state, 0);
                     ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:350:10: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           compose = v4l2_subdev_state_get_compose(sd_state, 0);
                   ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:357:8: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
                   mf = v4l2_subdev_state_get_format(sd_state, 1);
                        ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:357:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
                   mf = v4l2_subdev_state_get_format(sd_state, 1);
                      ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:365:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
                   mf = v4l2_subdev_state_get_format(sd_state, 0);
                      ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:370:6: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
                   mf = v4l2_subdev_state_get_format(sd_state, 1);
                      ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:406:13: error: implicit declaration of function 'v4l2_subdev_state_get_format' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           sink_fmt = v4l2_subdev_state_get_format(state, 0);
                      ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:406:11: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_mbus_framefmt *' from 'int' [-Wint-conversion]
           sink_fmt = v4l2_subdev_state_get_format(state, 0);
                    ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:407:12: error: implicit declaration of function 'v4l2_subdev_state_get_compose' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           compose = v4l2_subdev_state_get_compose(state, 0);
                     ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:407:10: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           compose = v4l2_subdev_state_get_compose(state, 0);
                   ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:408:9: error: implicit declaration of function 'v4l2_subdev_state_get_crop' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
           crop = v4l2_subdev_state_get_crop(state, 1);
                  ^
   drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-byteproc.c:408:7: warning: incompatible integer to pointer conversion assigning to 'struct v4l2_rect *' from 'int' [-Wint-conversion]
           crop = v4l2_subdev_state_get_crop(state, 1);


vim +/v4l2_subdev_state_get_format +154 drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-parallel.c

   145	
   146	static int dcmipp_par_init_cfg(struct v4l2_subdev *sd,
   147				       struct v4l2_subdev_state *sd_state)
   148	{
   149		unsigned int i;
   150	
   151		for (i = 0; i < sd->entity.num_pads; i++) {
   152			struct v4l2_mbus_framefmt *mf;
   153	
 > 154			mf = v4l2_subdev_state_get_format(sd_state, i);
   155			*mf = fmt_default;
   156		}
   157	
   158		return 0;
   159	}
   160	

-- 
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https://github.com/intel/lkp-tests/wiki

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