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Message-ID: <202203170449.Gb8UPhN9-lkp@intel.com>
Date: Thu, 17 Mar 2022 05:00:08 +0800
From: kernel test robot <lkp@...el.com>
To: Benoit Parrot <bparrot@...com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
Nikhil Devshatwar <nikhil.nd@...com>
Subject: [pinchartl-media:am572x/vip 3/129]
drivers/media/platform/ti-vpe/vip.c:892:22: warning: variable 'list_length'
set but not used
tree: git://linuxtv.org/pinchartl/media.git am572x/vip
head: 2a2995588382c94f9346c69248af9c716e532b9b
commit: e2cd6cd91c127527f1c3a04d236a968740d99a45 [3/129] media: ti-vpe: Add the VIP driver
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20220317/202203170449.Gb8UPhN9-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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
git remote add pinchartl-media git://linuxtv.org/pinchartl/media.git
git fetch --no-tags pinchartl-media am572x/vip
git checkout e2cd6cd91c127527f1c3a04d236a968740d99a45
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/
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/platform/ti-vpe/vip.c: In function 'populate_desc_list':
>> drivers/media/platform/ti-vpe/vip.c:892:22: warning: variable 'list_length' set but not used [-Wunused-but-set-variable]
892 | unsigned int list_length;
| ^~~~~~~~~~~
drivers/media/platform/ti-vpe/vip.c: In function 'vip_try_fmt_vid_cap':
drivers/media/platform/ti-vpe/vip.c:1635:35: error: implicit declaration of function 'v4l2_subdev_alloc_pad_config'; did you mean 'v4l2_subdev_alloc_state'? [-Werror=implicit-function-declaration]
1635 | pad_cfg = v4l2_subdev_alloc_pad_config(port->subdev);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
| v4l2_subdev_alloc_state
drivers/media/platform/ti-vpe/vip.c:1635:33: warning: assignment to 'struct v4l2_subdev_pad_config *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
1635 | pad_cfg = v4l2_subdev_alloc_pad_config(port->subdev);
| ^
In file included from include/media/v4l2-device.h:13,
from drivers/media/platform/ti-vpe/vip.h:17,
from drivers/media/platform/ti-vpe/vip.c:28:
drivers/media/platform/ti-vpe/vip.c:1642:48: error: passing argument 2 of '((const struct v4l2_subdev_pad_ops *)v4l2_subdev_call_wrappers.pad)->set_fmt' from incompatible pointer type [-Werror=incompatible-pointer-types]
1642 | pad_cfg, &format);
| ^~~~~~~
| |
| struct v4l2_subdev_pad_config *
include/media/v4l2-subdev.h:1190:65: note: in definition of macro 'v4l2_subdev_call'
1190 | __sd, ##args); \
| ^~~~
drivers/media/platform/ti-vpe/vip.c:1642:48: note: expected 'struct v4l2_subdev_state *' but argument is of type 'struct v4l2_subdev_pad_config *'
1642 | pad_cfg, &format);
| ^~~~~~~
include/media/v4l2-subdev.h:1190:65: note: in definition of macro 'v4l2_subdev_call'
1190 | __sd, ##args); \
| ^~~~
drivers/media/platform/ti-vpe/vip.c:1642:48: error: passing argument 2 of '((const struct v4l2_subdev_pad_ops *)__sd->ops->pad)->set_fmt' from incompatible pointer type [-Werror=incompatible-pointer-types]
1642 | pad_cfg, &format);
| ^~~~~~~
| |
| struct v4l2_subdev_pad_config *
include/media/v4l2-subdev.h:1192:60: note: in definition of macro 'v4l2_subdev_call'
1192 | __result = __sd->ops->o->f(__sd, ##args); \
| ^~~~
drivers/media/platform/ti-vpe/vip.c:1642:48: note: expected 'struct v4l2_subdev_state *' but argument is of type 'struct v4l2_subdev_pad_config *'
1642 | pad_cfg, &format);
| ^~~~~~~
include/media/v4l2-subdev.h:1192:60: note: in definition of macro 'v4l2_subdev_call'
1192 | __result = __sd->ops->o->f(__sd, ##args); \
| ^~~~
drivers/media/platform/ti-vpe/vip.c:1659:25: error: implicit declaration of function 'v4l2_subdev_free_pad_config' [-Werror=implicit-function-declaration]
1659 | v4l2_subdev_free_pad_config(pad_cfg);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/media/platform/ti-vpe/vip.c: In function 'free_port':
drivers/media/platform/ti-vpe/vip.c:3614:9: error: implicit declaration of function 'v4l2_async_notifier_unregister'; did you mean 'v4l2_async_nf_unregister'? [-Werror=implicit-function-declaration]
3614 | v4l2_async_notifier_unregister(&port->notifier);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| v4l2_async_nf_unregister
drivers/media/platform/ti-vpe/vip.c:3615:9: error: implicit declaration of function 'v4l2_async_notifier_cleanup'; did you mean 'v4l2_async_nf_cleanup'? [-Werror=implicit-function-declaration]
3615 | v4l2_async_notifier_cleanup(&port->notifier);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
| v4l2_async_nf_cleanup
drivers/media/platform/ti-vpe/vip.c: In function 'vip_create_streams':
>> drivers/media/platform/ti-vpe/vip.c:3636:42: warning: variable 'bus' set but not used [-Wunused-but-set-variable]
3636 | struct v4l2_fwnode_bus_parallel *bus;
| ^~~
drivers/media/platform/ti-vpe/vip.c: In function 'vip_register_subdev_notif':
drivers/media/platform/ti-vpe/vip.c:3784:9: error: implicit declaration of function 'v4l2_async_notifier_init'; did you mean 'v4l2_async_nf_init'? [-Werror=implicit-function-declaration]
3784 | v4l2_async_notifier_init(notifier);
| ^~~~~~~~~~~~~~~~~~~~~~~~
| v4l2_async_nf_init
drivers/media/platform/ti-vpe/vip.c:3786:15: error: implicit declaration of function 'v4l2_async_notifier_add_fwnode_subdev'; did you mean 'v4l2_async_nf_add_fwnode_remote'? [-Werror=implicit-function-declaration]
3786 | asd = v4l2_async_notifier_add_fwnode_subdev(notifier, subdev,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| v4l2_async_nf_add_fwnode_remote
drivers/media/platform/ti-vpe/vip.c:3786:13: warning: assignment to 'struct v4l2_async_subdev *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
3786 | asd = v4l2_async_notifier_add_fwnode_subdev(notifier, subdev,
| ^
drivers/media/platform/ti-vpe/vip.c:3796:15: error: implicit declaration of function 'v4l2_async_notifier_register'; did you mean 'v4l2_async_nf_register'? [-Werror=implicit-function-declaration]
3796 | ret = v4l2_async_notifier_register(dev->v4l2_dev, notifier);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
| v4l2_async_nf_register
drivers/media/platform/ti-vpe/vip.c: In function 'vip_probe':
>> drivers/media/platform/ti-vpe/vip.c:4016:25: warning: variable 'pinctrl' set but not used [-Wunused-but-set-variable]
4016 | struct pinctrl *pinctrl;
| ^~~~~~~
drivers/media/platform/ti-vpe/vip.c: In function 'add_out_dtd':
drivers/media/platform/ti-vpe/vip.c:722:23: warning: this statement may fall through [-Wimplicit-fallthrough=]
722 | plane = 1;
| ~~~~~~^~~
drivers/media/platform/ti-vpe/vip.c:724:9: note: here
724 | case VIP_SRCE_LUMA:
| ^~~~
cc1: some warnings being treated as errors
vim +/list_length +892 drivers/media/platform/ti-vpe/vip.c
887
888 static void populate_desc_list(struct vip_stream *stream)
889 {
890 struct vip_port *port = stream->port;
891 struct vip_dev *dev = port->dev;
> 892 unsigned int list_length;
893
894 stream->desc_next = stream->desc_list.buf.addr;
895 add_stream_dtds(stream);
896
897 list_length = stream->desc_next - stream->desc_list.buf.addr;
898 vpdma_map_desc_buf(dev->shared->vpdma, &stream->desc_list.buf);
899 }
900
---
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