* Re: [PATCH 03/13] media: ipu6: Enable and disable each stream at CSI-2 subdev source pad
[not found] <20250619081546.1582969-4-sakari.ailus@linux.intel.com>
@ 2025-06-19 12:23 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-06-19 12:23 UTC (permalink / raw)
To: Sakari Ailus, linux-media
Cc: llvm, oe-kbuild-all, bingbu.cao, stanislaw.gruszka, tian.shu.qiu,
tomi.valkeinen, laurent.pinchart
Hi Sakari,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linuxtv-media-pending/master]
[also build test WARNING on linus/master v6.16-rc2 next-20250618]
[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/Sakari-Ailus/media-ipu6-Use-correct-pads-for-xlate_streams/20250619-161847
base: https://git.linuxtv.org/media-ci/media-pending.git master
patch link: https://lore.kernel.org/r/20250619081546.1582969-4-sakari.ailus%40linux.intel.com
patch subject: [PATCH 03/13] media: ipu6: Enable and disable each stream at CSI-2 subdev source pad
config: i386-buildonly-randconfig-005-20250619 (https://download.01.org/0day-ci/archive/20250619/202506192043.sWSo3Ycl-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250619/202506192043.sWSo3Ycl-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/202506192043.sWSo3Ycl-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/media/pci/intel/ipu6/ipu6-isys-video.c:996:6: warning: variable 'stream_mask' set but not used [-Wunused-but-set-variable]
996 | u64 stream_mask = 0;
| ^
1 warning generated.
vim +/stream_mask +996 drivers/media/pci/intel/ipu6/ipu6-isys-video.c
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 983
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 984 int ipu6_isys_video_set_streaming(struct ipu6_isys_video *av, int state,
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 985 struct ipu6_isys_buffer_list *bl)
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 986 {
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 987 struct v4l2_subdev_krouting *routing;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 988 struct ipu6_isys_stream *stream = av->stream;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 989 struct v4l2_subdev_state *subdev_state;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 990 struct device *dev = &av->isys->adev->auxdev.dev;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 991 struct v4l2_subdev *sd;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 992 struct media_pad *r_pad;
e232e72fbaa788 Sakari Ailus 2025-06-19 993 unsigned int i;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 994 u32 sink_pad, sink_stream;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 995 u64 r_stream;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 @996 u64 stream_mask = 0;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 997 int ret = 0;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 998
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 999 dev_dbg(dev, "set stream: %d\n", state);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1000
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1001 if (WARN(!stream->source_entity, "No source entity for stream\n"))
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1002 return -ENODEV;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1003
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1004 sd = &stream->asd->sd;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1005 r_pad = media_pad_remote_pad_first(&av->pad);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1006 r_stream = ipu6_isys_get_src_stream_by_src_pad(sd, r_pad->index);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1007
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1008 subdev_state = v4l2_subdev_lock_and_get_active_state(sd);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1009 routing = &subdev_state->routing;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1010 ret = v4l2_subdev_routing_find_opposite_end(routing, r_pad->index,
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1011 r_stream, &sink_pad,
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1012 &sink_stream);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1013 v4l2_subdev_unlock_state(subdev_state);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1014 if (ret)
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1015 return ret;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1016
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1017 stream_mask = get_stream_mask_by_pipeline(av);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1018 if (!state) {
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1019 stop_streaming_firmware(av);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1020
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1021 /* stop sub-device which connects with video */
e232e72fbaa788 Sakari Ailus 2025-06-19 1022 for (i = CSI2_PAD_SRC; i < NR_OF_CSI2_SRC_PADS; i++) {
e232e72fbaa788 Sakari Ailus 2025-06-19 1023 if (!media_pad_pipeline(&sd->entity.pads[i]))
e232e72fbaa788 Sakari Ailus 2025-06-19 1024 continue;
e232e72fbaa788 Sakari Ailus 2025-06-19 1025 ret = v4l2_subdev_disable_streams(sd, i, 1U);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1026 if (ret) {
e232e72fbaa788 Sakari Ailus 2025-06-19 1027 dev_err(dev, "stream off %s failed with %d\n",
e232e72fbaa788 Sakari Ailus 2025-06-19 1028 sd->name, ret);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1029 return ret;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1030 }
e232e72fbaa788 Sakari Ailus 2025-06-19 1031 }
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1032 close_streaming_firmware(av);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1033 } else {
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1034 ret = start_stream_firmware(av, bl);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1035 if (ret) {
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1036 dev_err(dev, "start stream of firmware failed\n");
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1037 return ret;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1038 }
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1039
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1040 /* start sub-device which connects with video */
e232e72fbaa788 Sakari Ailus 2025-06-19 1041 for (i = CSI2_PAD_SRC; i < NR_OF_CSI2_SRC_PADS; i++) {
e232e72fbaa788 Sakari Ailus 2025-06-19 1042 if (!media_pad_pipeline(&sd->entity.pads[i]))
e232e72fbaa788 Sakari Ailus 2025-06-19 1043 continue;
e232e72fbaa788 Sakari Ailus 2025-06-19 1044 ret = v4l2_subdev_enable_streams(sd, i, 1U);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1045 if (ret) {
e232e72fbaa788 Sakari Ailus 2025-06-19 1046 dev_err(dev, "stream on %s failed with %d\n",
e232e72fbaa788 Sakari Ailus 2025-06-19 1047 sd->name, ret);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1048 goto out_media_entity_stop_streaming_firmware;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1049 }
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1050 }
e232e72fbaa788 Sakari Ailus 2025-06-19 1051 }
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1052
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1053 av->streaming = state;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1054
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1055 return 0;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1056
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1057 out_media_entity_stop_streaming_firmware:
e232e72fbaa788 Sakari Ailus 2025-06-19 1058 while (i-- > CSI2_PAD_SRC) {
e232e72fbaa788 Sakari Ailus 2025-06-19 1059 int ret2;
e232e72fbaa788 Sakari Ailus 2025-06-19 1060
e232e72fbaa788 Sakari Ailus 2025-06-19 1061 if (!media_pad_pipeline(&sd->entity.pads[i]))
e232e72fbaa788 Sakari Ailus 2025-06-19 1062 continue;
e232e72fbaa788 Sakari Ailus 2025-06-19 1063 ret2 = v4l2_subdev_disable_streams(sd, i, 1U);
e232e72fbaa788 Sakari Ailus 2025-06-19 1064 dev_err(dev, "stream off %s failed with %d\n", sd->name, ret2);
e232e72fbaa788 Sakari Ailus 2025-06-19 1065 }
e232e72fbaa788 Sakari Ailus 2025-06-19 1066
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1067 stop_streaming_firmware(av);
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1068
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1069 return ret;
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1070 }
3c1dfb5a69cf83 Bingbu Cao 2024-01-31 1071
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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[not found] <20250619081546.1582969-4-sakari.ailus@linux.intel.com>
2025-06-19 12:23 ` [PATCH 03/13] media: ipu6: Enable and disable each stream at CSI-2 subdev source pad kernel test robot
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