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Message-ID: <202211150106.9VuW0FCQ-lkp@intel.com>
Date: Tue, 15 Nov 2022 01:49:20 +0800
From: kernel test robot <lkp@...el.com>
To: Marvin Lin <milkfafa@...il.com>, mchehab@...nel.org,
linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, openbmc@...ts.ozlabs.org,
avifishman70@...il.com, tmaimon77@...il.com, tali.perry1@...il.com,
kwliu@...oton.com, kflin@...oton.com,
Marvin Lin <milkfafa@...il.com>
Subject: Re: [PATCH v6 5/5] drivers: media: platform: Add NPCM Video
Capture/Encode Engine driver
Hi Marvin,
I love your patch! Perhaps something to improve:
[auto build test WARNING on media-tree/master]
[also build test WARNING on robh/for-next sailus-media-tree/streams linus/master v6.1-rc5 next-20221114]
[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/Marvin-Lin/Support-Nuvoton-NPCM-Video-Capture-Encode-Engine/20221104-114045
base: git://linuxtv.org/media_tree.git master
patch link: https://lore.kernel.org/r/20221104033810.1324686-6-milkfafa%40gmail.com
patch subject: [PATCH v6 5/5] drivers: media: platform: Add NPCM Video Capture/Encode Engine driver
config: m68k-randconfig-s052-20221114
compiler: m68k-linux-gcc (GCC) 12.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://github.com/intel-lab-lkp/linux/commit/5327cbbd89482bccd939416dd77bc7ba3cb14ba2
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Marvin-Lin/Support-Nuvoton-NPCM-Video-Capture-Encode-Engine/20221104-114045
git checkout 5327cbbd89482bccd939416dd77bc7ba3cb14ba2
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=m68k SHELL=/bin/bash drivers/media/platform/nuvoton/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/media/platform/nuvoton/npcm-video.c:352:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/platform/nuvoton/npcm-video.c:352:27: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/platform/nuvoton/npcm-video.c:352:27: sparse: got void *
>> drivers/media/platform/nuvoton/npcm-video.c:1184:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *[assigned] baseptr @@
drivers/media/platform/nuvoton/npcm-video.c:1184:9: sparse: expected void *
drivers/media/platform/nuvoton/npcm-video.c:1184:9: sparse: got void [noderef] __iomem *[assigned] baseptr
vim +352 drivers/media/platform/nuvoton/npcm-video.c
335
336 static unsigned int npcm_video_ece_get_ed_size(struct npcm_video *video,
337 u32 offset, void *addr)
338 {
339 struct regmap *ece = video->ece.regmap;
340 u32 size, gap, val;
341 int ret;
342
343 ret = regmap_read_poll_timeout(ece, ECE_DDA_STS, val,
344 (val & ECE_DDA_STS_CDREADY),
345 0, ECE_POLL_TIMEOUT_US);
346
347 if (ret) {
348 dev_warn(video->dev, "Wait for ECE_DDA_STS_CDREADY timeout\n");
349 return 0;
350 }
351
> 352 size = readl(addr + offset);
353
354 regmap_read(ece, ECE_HEX_CTRL, &val);
355 gap = FIELD_GET(ECE_HEX_CTRL_ENC_GAP, val);
356
357 dev_dbg(video->dev, "offset = %u, ed_size = %u, gap = %u\n", offset,
358 size, gap);
359
360 return size + gap;
361 }
362
--
0-DAY CI Kernel Test Service
https://01.org/lkp
View attachment "config" of type "text/plain" (144354 bytes)
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