linux-kernel - Re: [PATCH v7 3/3] media: vimc: Add a control to display info on test image

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Date:   Fri, 26 Jun 2020 23:35:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     Kaaira Gupta <kgupta@...iitr.ac.in>,
        Helen Koike <helen.koike@...labora.com>,
        Shuah Khan <skhan@...uxfoundation.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-kernel@...r.kernel.org,
        Kieran Bingham <kieran.bingham@...asonboard.com>,
        hverkuil@...all.nl
Cc:     kbuild-all@...ts.01.org, linux-media@...r.kernel.org,
        Kaaira Gupta <kgupta@...iitr.ac.in>
Subject: Re: [PATCH v7 3/3] media: vimc: Add a control to display info on
 test image

Hi Kaaira,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on v5.8-rc2 next-20200626]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use  as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Kaaira-Gupta/media-Add-colors-order-and-other-info-over-test-image/20200626-210915
base:   git://linuxtv.org/media_tree.git master
config: s390-allyesconfig (attached as .config)
compiler: s390-linux-gcc (GCC) 9.3.0
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
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 

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

All warnings (new ones prefixed by >>):

   drivers/media/test-drivers/vimc/vimc-sensor.c: In function 'vimc_sen_process_frame':
>> drivers/media/test-drivers/vimc/vimc-sensor.c:218:4: warning: this statement may fall through [-Wimplicit-fallthrough=]
     218 |    tpg_gen_text(&vsen->tpg, basep, line++ * line_height,
         |    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     219 |          16, str);
         |          ~~~~~~~~
   drivers/media/test-drivers/vimc/vimc-sensor.c:221:2: note: here
     221 |  case OSD_SHOW_COUNTERS:
         |  ^~~~

vim +218 drivers/media/test-drivers/vimc/vimc-sensor.c

   186	
   187	static void *vimc_sen_process_frame(struct vimc_ent_device *ved,
   188					    const void *sink_frame)
   189	{
   190		struct vimc_sen_device *vsen = container_of(ved, struct vimc_sen_device,
   191							    ved);
   192		enum osd_mode {OSD_SHOW_ALL = 0, OSD_SHOW_COUNTERS = 1, OSD_SHOW_NONE = 2};
   193		const unsigned int line_height = 16;
   194		u8 *basep[TPG_MAX_PLANES][2];
   195		unsigned int line = 1;
   196		char str[100];
   197	
   198		tpg_fill_plane_buffer(&vsen->tpg, 0, 0, vsen->frame);
   199		tpg_calc_text_basep(&vsen->tpg, basep, 0, vsen->frame);
   200		switch (vsen->osd_mode) {
   201		case OSD_SHOW_ALL:
   202			{
   203				const char *order = tpg_g_color_order(&vsen->tpg);
   204	
   205				tpg_gen_text(&vsen->tpg, basep,
   206					     line++ * line_height, 16, order);
   207				snprintf(str, sizeof(str),
   208					 "brightness %3d, contrast %3d, saturation %3d, hue %d ",
   209					 vsen->tpg.brightness,
   210					 vsen->tpg.contrast,
   211					 vsen->tpg.saturation,
   212					 vsen->tpg.hue);
   213				tpg_gen_text(&vsen->tpg, basep, line++ * line_height,
   214					     16, str);
   215				snprintf(str, sizeof(str), "sensor size: %dx%d",
   216					 vsen->mbus_format.width,
   217					 vsen->mbus_format.height);
 > 218				tpg_gen_text(&vsen->tpg, basep, line++ * line_height,
   219					     16, str);
   220			}
   221		case OSD_SHOW_COUNTERS:
   222			{
   223				unsigned int ms;
   224	
   225				ms = (ktime_get_ns() - vsen->start_stream_ts) / 1000000;
   226				snprintf(str, sizeof(str), "%02d:%02d:%02d:%03d",
   227					 (ms / (60 * 60 * 1000)) % 24,
   228					 (ms / (60 * 1000)) % 60,
   229					 (ms / 1000) % 60,
   230					 ms % 1000);
   231				tpg_gen_text(&vsen->tpg, basep, line++ * line_height,
   232					     16, str);
   233				break;
   234			}
   235		case OSD_SHOW_NONE:
   236		default:
   237			break;
   238		}
   239	
   240		return vsen->frame;
   241	}
   242	

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

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