* Re: [PATCH 2/3] drm/bridge: parade-ps8640: Move real poweroff action to new function
[not found] <20211029132650.918761-2-angelogioacchino.delregno@collabora.com>
@ 2021-10-29 20:38 ` kernel test robot
2021-10-30 0:54 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-10-29 20:38 UTC (permalink / raw)
To: AngeloGioacchino Del Regno, a.hajda
Cc: llvm, kbuild-all, narmstrong, robert.foss, Laurent.pinchart,
jonas, jernej.skrabec, airlied, daniel, dri-devel, kernel
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Hi AngeloGioacchino,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm/drm-next]
[also build test WARNING on v5.15-rc7 next-20211029]
[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]
url: https://github.com/0day-ci/linux/commits/AngeloGioacchino-Del-Regno/drm-bridge-parade-ps8640-Don-t-try-to-enable-VDO-if-poweron-fails/20211029-212903
base: git://anongit.freedesktop.org/drm/drm drm-next
config: arm-randconfig-r012-20211029 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5db7568a6a1fcb408eb8988abdaff2a225a8eb72)
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
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/0day-ci/linux/commit/a04870beda522c60c8604006667038a096f1cbd4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review AngeloGioacchino-Del-Regno/drm-bridge-parade-ps8640-Don-t-try-to-enable-VDO-if-poweron-fails/20211029-212903
git checkout a04870beda522c60c8604006667038a096f1cbd4
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/bridge/parade-ps8640.c:304:47: warning: variable 'ret' is uninitialized when used here [-Wuninitialized]
DRM_ERROR("cannot disable regulators %d\n", ret);
^~~
include/drm/drm_print.h:518:19: note: expanded from macro 'DRM_ERROR'
__drm_err(fmt, ##__VA_ARGS__)
^~~~~~~~~~~
drivers/gpu/drm/bridge/parade-ps8640.c:298:9: note: initialize the variable 'ret' to silence this warning
int ret;
^
= 0
1 warning generated.
vim +/ret +304 drivers/gpu/drm/bridge/parade-ps8640.c
295
296 static void __ps8640_bridge_poweroff(struct ps8640 *ps_bridge)
297 {
298 int ret;
299
300 gpiod_set_value(ps_bridge->gpio_reset, 1);
301 gpiod_set_value(ps_bridge->gpio_powerdown, 1);
302 if (regulator_bulk_disable(ARRAY_SIZE(ps_bridge->supplies),
303 ps_bridge->supplies)) {
> 304 DRM_ERROR("cannot disable regulators %d\n", ret);
305 }
306 }
307
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH 2/3] drm/bridge: parade-ps8640: Move real poweroff action to new function
[not found] <20211029132650.918761-2-angelogioacchino.delregno@collabora.com>
2021-10-29 20:38 ` [PATCH 2/3] drm/bridge: parade-ps8640: Move real poweroff action to new function kernel test robot
@ 2021-10-30 0:54 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-10-30 0:54 UTC (permalink / raw)
To: AngeloGioacchino Del Regno, a.hajda
Cc: llvm, kbuild-all, narmstrong, robert.foss, Laurent.pinchart,
jonas, jernej.skrabec, airlied, daniel, dri-devel, kernel
[-- Attachment #1: Type: text/plain, Size: 2780 bytes --]
Hi AngeloGioacchino,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on drm/drm-next]
[also build test ERROR on v5.15-rc7 next-20211029]
[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]
url: https://github.com/0day-ci/linux/commits/AngeloGioacchino-Del-Regno/drm-bridge-parade-ps8640-Don-t-try-to-enable-VDO-if-poweron-fails/20211029-212903
base: git://anongit.freedesktop.org/drm/drm drm-next
config: hexagon-buildonly-randconfig-r006-20211028 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5db7568a6a1fcb408eb8988abdaff2a225a8eb72)
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
# https://github.com/0day-ci/linux/commit/a04870beda522c60c8604006667038a096f1cbd4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review AngeloGioacchino-Del-Regno/drm-bridge-parade-ps8640-Don-t-try-to-enable-VDO-if-poweron-fails/20211029-212903
git checkout a04870beda522c60c8604006667038a096f1cbd4
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=hexagon
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/bridge/parade-ps8640.c:304:47: error: variable 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
DRM_ERROR("cannot disable regulators %d\n", ret);
^~~
include/drm/drm_print.h:518:19: note: expanded from macro 'DRM_ERROR'
__drm_err(fmt, ##__VA_ARGS__)
^~~~~~~~~~~
drivers/gpu/drm/bridge/parade-ps8640.c:298:9: note: initialize the variable 'ret' to silence this warning
int ret;
^
= 0
1 error generated.
vim +/ret +304 drivers/gpu/drm/bridge/parade-ps8640.c
295
296 static void __ps8640_bridge_poweroff(struct ps8640 *ps_bridge)
297 {
298 int ret;
299
300 gpiod_set_value(ps_bridge->gpio_reset, 1);
301 gpiod_set_value(ps_bridge->gpio_powerdown, 1);
302 if (regulator_bulk_disable(ARRAY_SIZE(ps_bridge->supplies),
303 ps_bridge->supplies)) {
> 304 DRM_ERROR("cannot disable regulators %d\n", ret);
305 }
306 }
307
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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^ permalink raw reply [flat|nested] 2+ messages in thread