[freescale-fslc:6.1-2.2.x-imx 15863/18110] drivers/mxc/hantro_v4l2/vsi-v4l2.c:510:6: warning: no previous prototype for 'vsi_v4l2_dec_in_source_change'

[freescale-fslc:6.1-2.2.x-imx 15863/18110] drivers/mxc/hantro_v4l2/vsi-v4l2.c:510:6: warning: no previous prototype for 'vsi_v4l2_dec_in_source_change'

[kernel test robot]

tree:   https://github.com/Freescale/linux-fslc 6.1-2.2.x-imx
head:   2bfda7392e6621dd9060f87d7f9d601bb1906dbf
commit: 08feac38b33193a4e5ba8cac337f83a5f5c1329f [15863/18110] LF-10193: vpu: hantro_v4l2: initiate a drain of the capture queue in dynamic resolution change
config: arm64-defconfig (https://download.01.org/0day-ci/archive/20240411/202404111707.1eeJCqd2-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240411/202404111707.1eeJCqd2-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404111707.1eeJCqd2-lkp@intel.com/

All warnings (new ones prefixed by >>):

   cc1: warning: drivers/mxc/hantro_v4l2/include/: No such file or directory [-Wmissing-include-dirs]
   drivers/mxc/hantro_v4l2/vsi-v4l2.c: In function 'release_ctx':
   drivers/mxc/hantro_v4l2/vsi-v4l2.c:109:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
     109 |         int ret = 0;
         |             ^~~
   drivers/mxc/hantro_v4l2/vsi-v4l2.c: At top level:
>> drivers/mxc/hantro_v4l2/vsi-v4l2.c:510:6: warning: no previous prototype for 'vsi_v4l2_dec_in_source_change' [-Wmissing-prototypes]
     510 | bool vsi_v4l2_dec_in_source_change(struct vsi_v4l2_ctx *ctx)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/mxc/hantro_v4l2/vsi-v4l2.c:522:6: warning: no previous prototype for 'vsi_v4l2_dec_handle_last_empty_buffer' [-Wmissing-prototypes]
     522 | void vsi_v4l2_dec_handle_last_empty_buffer(struct vsi_v4l2_ctx *ctx)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/mxc/hantro_v4l2/vsi-v4l2.c:804:42: warning: 'v4l2_platform_info' defined but not used [-Wunused-const-variable=]
     804 | static const struct platform_device_info v4l2_platform_info = {
         |                                          ^~~~~~~~~~~~~~~~~~


vim +/vsi_v4l2_dec_in_source_change +510 drivers/mxc/hantro_v4l2/vsi-v4l2.c

   509	
 > 510	bool vsi_v4l2_dec_in_source_change(struct vsi_v4l2_ctx *ctx)
   511	{
   512		if (test_bit(CTX_FLAG_DELAY_SRCCHANGED_BIT, &ctx->flag))
   513			return true;
   514		if (ctx->reschanged_need_notify)
   515			return true;
   516		if (ctx->reschange_notified)
   517			return true;
   518	
   519		return false;
   520	}
   521	
 > 522	void vsi_v4l2_dec_handle_last_empty_buffer(struct vsi_v4l2_ctx *ctx)
   523	{
   524		if (vsi_v4l2_dec_in_source_change(ctx))
   525			return;
   526		if (ctx->status == DEC_STATUS_DRAINING ||
   527		    test_bit(CTX_FLAG_PRE_DRAINING_BIT, &ctx->flag)) {
   528			ctx->status = DEC_STATUS_ENDSTREAM;
   529			set_bit(CTX_FLAG_ENDOFSTRM_BIT, &ctx->flag);
   530			clear_bit(CTX_FLAG_PRE_DRAINING_BIT, &ctx->flag);
   531		}
   532	}
   533	

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