[hverkuil-media-tree:alt-ctrls 1/2] include/media/v4l2-common.h:95:33: warning: 'struct v4l2_queryctrl' declared inside parameter list will not be visible outside of this definition or declaration
From: kernel test robot
Date: Wed Sep 14 2022 - 23:58:21 EST
tree: git://linuxtv.org/hverkuil/media_tree.git alt-ctrls
head: c6e0e18a5be6b8a301595a30ba369cbee4a60807
commit: b28feb32252c212b4d345f0da7ceb285d763e1b9 [1/2] wip
config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20220915/202209151110.eqcNpg4j-lkp@xxxxxxxxx/config)
compiler: s390-linux-gcc (GCC) 12.1.0
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 hverkuil-media-tree git://linuxtv.org/hverkuil/media_tree.git
git fetch --no-tags hverkuil-media-tree alt-ctrls
git checkout b28feb32252c212b4d345f0da7ceb285d763e1b9
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash drivers/media/common/ drivers/media/i2c/ drivers/media/pci/bt8xx/ drivers/media/pci/saa7134/ drivers/media/pci/solo6x10/ drivers/media/platform/atmel/ drivers/media/platform/chips-media/ drivers/media/platform/marvell/ drivers/media/platform/renesas/vsp1/ drivers/media/platform/samsung/s5p-mfc/ drivers/media/platform/ti/omap3isp/ drivers/media/platform/ti/vpe/ drivers/media/platform/via/ drivers/media/platform/xilinx/ drivers/media/radio/ drivers/media/test-drivers/ drivers/media/usb/cx231xx/ drivers/media/usb/go7007/ drivers/media/usb/gspca/ drivers/media/usb/pvrusb2/ drivers/media/usb/pwc/ drivers/media/usb/uvc/ drivers/media/v4l2-core/ drivers/staging/media/deprecated/cpia2/ drivers/staging/media/imx/ drivers/video/fbdev/matrox/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>):
In file included from include/linux/videodev2.h:61,
from drivers/media/common/cx2341x.c:14:
include/uapi/linux/videodev2.h:1859:15: error: unknown type name 'v4l2_ctrl_ptr'
1859 | static inline v4l2_ctrl_ptr v4l2_ctrl_get_ptr(const struct v4l2_ext_control *c)
| ^~~~~~~~~~~~~
include/uapi/linux/videodev2.h: In function 'v4l2_ctrl_get_ptr':
include/uapi/linux/videodev2.h:1861:9: error: unknown type name 'v4l2_ctrl_ptr'; use 'union' keyword to refer to the type
1861 | v4l2_ctrl_ptr p;
| ^~~~~~~~~~~~~
| union
include/uapi/linux/videodev2.h:1864:18: error: request for member 'p_const' in something not a structure or union
1864 | p.p_const = (const void *)(uintptr_t)c->ptr;
| ^
include/uapi/linux/videodev2.h:1866:18: error: request for member 'p_const' in something not a structure or union
1866 | p.p_const = &c->value;
| ^
include/uapi/linux/videodev2.h: At top level:
include/uapi/linux/videodev2.h:1883:38: error: unknown type name 'v4l2_ctrl_ptr'
1883 | v4l2_ctrl_ptr p, unsigned int elems)
| ^~~~~~~~~~~~~
In file included from include/media/v4l2-subdev.h:15,
from include/media/v4l2-mc.h:15,
from include/media/tuner.h:14,
from drivers/media/common/cx2341x.c:16:
>> include/media/v4l2-common.h:95:33: warning: 'struct v4l2_queryctrl' declared inside parameter list will not be visible outside of this definition or declaration
95 | int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ^~~~~~~~~~~~~~
In file included from include/media/drv-intf/cx2341x.h:10,
from drivers/media/common/cx2341x.c:17:
include/media/v4l2-ctrls.h:58:7: error: redefinition of 'union v4l2_ctrl_ptr'
58 | union v4l2_ctrl_ptr {
| ^~~~~~~~~~~~~
include/uapi/linux/videodev2.h:1797:7: note: originally defined here
1797 | union v4l2_ctrl_ptr {
| ^~~~~~~~~~~~~
>> include/media/v4l2-ctrls.h:1399:58: warning: 'struct v4l2_queryctrl' declared inside parameter list will not be visible outside of this definition or declaration
1399 | int v4l2_queryctrl(struct v4l2_ctrl_handler *hdl, struct v4l2_queryctrl *qc);
| ^~~~~~~~~~~~~~
>> include/media/v4l2-ctrls.h:1433:55: warning: 'struct v4l2_control' declared inside parameter list will not be visible outside of this definition or declaration
1433 | int v4l2_g_ctrl(struct v4l2_ctrl_handler *hdl, struct v4l2_control *ctrl);
| ^~~~~~~~~~~~
include/media/v4l2-ctrls.h:1447:24: warning: 'struct v4l2_control' declared inside parameter list will not be visible outside of this definition or declaration
1447 | struct v4l2_control *ctrl);
| ^~~~~~~~~~~~
>> include/media/v4l2-ctrls.h:1461:56: warning: 'struct v4l2_ext_controls' declared inside parameter list will not be visible outside of this definition or declaration
1461 | struct media_device *mdev, struct v4l2_ext_controls *c);
| ^~~~~~~~~~~~~~~~~
include/media/v4l2-ctrls.h:1477:31: warning: 'struct v4l2_ext_controls' declared inside parameter list will not be visible outside of this definition or declaration
1477 | struct v4l2_ext_controls *c);
| ^~~~~~~~~~~~~~~~~
include/media/v4l2-ctrls.h:1494:29: warning: 'struct v4l2_ext_controls' declared inside parameter list will not be visible outside of this definition or declaration
1494 | struct v4l2_ext_controls *c);
| ^~~~~~~~~~~~~~~~~
>> include/media/drv-intf/cx2341x.h:85:24: warning: 'struct v4l2_queryctrl' declared inside parameter list will not be visible outside of this definition or declaration
85 | struct v4l2_queryctrl *qctrl);
| ^~~~~~~~~~~~~~
>> include/media/drv-intf/cx2341x.h:88:24: warning: 'struct v4l2_ext_controls' declared inside parameter list will not be visible outside of this definition or declaration
88 | struct v4l2_ext_controls *ctrls, unsigned int cmd);
| ^~~~~~~~~~~~~~~~~
drivers/media/common/cx2341x.c: In function 'cx2341x_ctrl_fill':
drivers/media/common/cx2341x.c:141:25: error: 'V4L2_CTRL_TYPE_INTEGER' undeclared (first use in this function); did you mean 'V4L2_CTRL_TYPE_INTEGER_MENU'?
141 | *type = V4L2_CTRL_TYPE_INTEGER;
| ^~~~~~~~~~~~~~~~~~~~~~
| V4L2_CTRL_TYPE_INTEGER_MENU
drivers/media/common/cx2341x.c:141:25: note: each undeclared identifier is reported only once for each function it appears in
drivers/media/common/cx2341x.c: At top level:
>> drivers/media/common/cx2341x.c:537:43: warning: 'struct v4l2_queryctrl' declared inside parameter list will not be visible outside of this definition or declaration
537 | static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ^~~~~~~~~~~~~~
drivers/media/common/cx2341x.c: In function 'cx2341x_ctrl_query_fill':
drivers/media/common/cx2341x.c:542:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
542 | switch (qctrl->id) {
| ^~
drivers/media/common/cx2341x.c:556:40: error: invalid use of undefined type 'struct v4l2_queryctrl'
556 | cx2341x_ctrl_fill(qctrl->id, &name, &qctrl->type,
| ^~
drivers/media/common/cx2341x.c:556:59: error: invalid use of undefined type 'struct v4l2_queryctrl'
556 | cx2341x_ctrl_fill(qctrl->id, &name, &qctrl->type,
| ^~
drivers/media/common/cx2341x.c:557:64: error: invalid use of undefined type 'struct v4l2_queryctrl'
557 | &min, &max, &step, &def, &qctrl->flags);
| ^~
drivers/media/common/cx2341x.c:558:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
558 | qctrl->minimum = min;
| ^~
drivers/media/common/cx2341x.c:559:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
559 | qctrl->maximum = max;
| ^~
drivers/media/common/cx2341x.c:560:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
560 | qctrl->step = step;
| ^~
drivers/media/common/cx2341x.c:561:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
561 | qctrl->default_value = def;
| ^~
drivers/media/common/cx2341x.c:562:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
562 | qctrl->reserved[0] = qctrl->reserved[1] = 0;
| ^~
drivers/media/common/cx2341x.c:562:43: error: invalid use of undefined type 'struct v4l2_queryctrl'
562 | qctrl->reserved[0] = qctrl->reserved[1] = 0;
| ^~
drivers/media/common/cx2341x.c:563:30: error: invalid use of undefined type 'struct v4l2_queryctrl'
563 | strscpy(qctrl->name, name, sizeof(qctrl->name));
| ^~
drivers/media/common/cx2341x.c:563:56: error: invalid use of undefined type 'struct v4l2_queryctrl'
563 | strscpy(qctrl->name, name, sizeof(qctrl->name));
| ^~
drivers/media/common/cx2341x.c:567:45: error: passing argument 1 of 'v4l2_ctrl_query_fill' from incompatible pointer type [-Werror=incompatible-pointer-types]
567 | return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
| ^~~~~
| |
| struct v4l2_queryctrl *
include/media/v4l2-common.h:95:49: note: expected 'struct v4l2_queryctrl *' but argument is of type 'struct v4l2_queryctrl *'
95 | int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/media/common/cx2341x.c: At top level:
drivers/media/common/cx2341x.c:572:31: warning: 'struct v4l2_queryctrl' declared inside parameter list will not be visible outside of this definition or declaration
572 | struct v4l2_queryctrl *qctrl)
| ^~~~~~~~~~~~~~
drivers/media/common/cx2341x.c:571:5: error: conflicting types for 'cx2341x_ctrl_query'; have 'int(const struct cx2341x_mpeg_params *, struct v4l2_queryctrl *)'
571 | int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
| ^~~~~~~~~~~~~~~~~~
include/media/drv-intf/cx2341x.h:84:5: note: previous declaration of 'cx2341x_ctrl_query' with type 'int(const struct cx2341x_mpeg_params *, struct v4l2_queryctrl *)'
84 | int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
| ^~~~~~~~~~~~~~~~~~
drivers/media/common/cx2341x.c: In function 'cx2341x_ctrl_query':
drivers/media/common/cx2341x.c:576:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
576 | switch (qctrl->id) {
| ^~
drivers/media/common/cx2341x.c:578:45: error: passing argument 1 of 'v4l2_ctrl_query_fill' from incompatible pointer type [-Werror=incompatible-pointer-types]
578 | return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
| ^~~~~
| |
| struct v4l2_queryctrl *
include/media/v4l2-common.h:95:49: note: expected 'struct v4l2_queryctrl *' but argument is of type 'struct v4l2_queryctrl *'
95 | int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/media/common/cx2341x.c:580:45: error: passing argument 1 of 'v4l2_ctrl_query_fill' from incompatible pointer type [-Werror=incompatible-pointer-types]
580 | return v4l2_ctrl_query_fill(qctrl,
| ^~~~~
| |
| struct v4l2_queryctrl *
include/media/v4l2-common.h:95:49: note: expected 'struct v4l2_queryctrl *' but argument is of type 'struct v4l2_queryctrl *'
95 | int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/media/common/cx2341x.c:587:53: error: passing argument 1 of 'v4l2_ctrl_query_fill' from incompatible pointer type [-Werror=incompatible-pointer-types]
587 | return v4l2_ctrl_query_fill(qctrl,
| ^~~~~
| |
| struct v4l2_queryctrl *
include/media/v4l2-common.h:95:49: note: expected 'struct v4l2_queryctrl *' but argument is of type 'struct v4l2_queryctrl *'
95 | int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/media/common/cx2341x.c:591:48: error: passing argument 1 of 'cx2341x_ctrl_query_fill' from incompatible pointer type [-Werror=incompatible-pointer-types]
591 | return cx2341x_ctrl_query_fill(qctrl,
| ^~~~~
| |
| struct v4l2_queryctrl *
drivers/media/common/cx2341x.c:537:59: note: expected 'struct v4l2_queryctrl *' but argument is of type 'struct v4l2_queryctrl *'
537 | static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
drivers/media/common/cx2341x.c:597:45: error: passing argument 1 of 'v4l2_ctrl_query_fill' from incompatible pointer type [-Werror=incompatible-pointer-types]
597 | return v4l2_ctrl_query_fill(qctrl,
| ^~~~~
| |
| struct v4l2_queryctrl *
include/media/v4l2-common.h:95:49: note: expected 'struct v4l2_queryctrl *' but argument is of type 'struct v4l2_queryctrl *'
95 | int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
--
drivers/media/common/cx2341x.c:826:22: error: invalid use of undefined type 'struct v4l2_queryctrl'
826 | qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
| ^~
drivers/media/common/cx2341x.c:829:30: error: invalid use of undefined type 'struct v4l2_queryctrl'
829 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
| ^~
drivers/media/common/cx2341x.c:833:48: error: passing argument 1 of 'cx2341x_ctrl_query_fill' from incompatible pointer type [-Werror=incompatible-pointer-types]
833 | return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1,
| ^~~~~
| |
| struct v4l2_queryctrl *
drivers/media/common/cx2341x.c:537:59: note: expected 'struct v4l2_queryctrl *' but argument is of type 'struct v4l2_queryctrl *'
537 | static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from include/linux/linkage.h:7,
from include/linux/preempt.h:10,
from arch/s390/include/asm/timex.h:13,
from include/linux/timex.h:67,
from include/linux/time32.h:13,
from include/linux/time.h:60,
from include/linux/stat.h:19,
from include/linux/module.h:13,
from drivers/media/common/cx2341x.c:9:
drivers/media/common/cx2341x.c: At top level:
drivers/media/common/cx2341x.c:841:15: error: conflicting types for 'cx2341x_ctrl_query'; have 'int(const struct cx2341x_mpeg_params *, struct v4l2_queryctrl *)'
841 | EXPORT_SYMBOL(cx2341x_ctrl_query);
| ^~~~~~~~~~~~~~~~~~
include/linux/export.h:87:28: note: in definition of macro '___EXPORT_SYMBOL'
87 | extern typeof(sym) sym; \
| ^~~
include/linux/export.h:147:41: note: in expansion of macro '__EXPORT_SYMBOL'
147 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
| ^~~~~~~~~~~~~~~
include/linux/export.h:150:41: note: in expansion of macro '_EXPORT_SYMBOL'
150 | #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "")
| ^~~~~~~~~~~~~~
drivers/media/common/cx2341x.c:841:1: note: in expansion of macro 'EXPORT_SYMBOL'
841 | EXPORT_SYMBOL(cx2341x_ctrl_query);
| ^~~~~~~~~~~~~
include/media/drv-intf/cx2341x.h:84:5: note: previous declaration of 'cx2341x_ctrl_query' with type 'int(const struct cx2341x_mpeg_params *, struct v4l2_queryctrl *)'
84 | int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
| ^~~~~~~~~~~~~~~~~~
drivers/media/common/cx2341x.c:924:66: warning: 'struct v4l2_queryctrl' declared inside parameter list will not be visible outside of this definition or declaration
924 | static int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl,
| ^~~~~~~~~~~~~~
drivers/media/common/cx2341x.c: In function 'v4l2_ctrl_check':
drivers/media/common/cx2341x.c:927:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
927 | if (qctrl->flags & V4L2_CTRL_FLAG_DISABLED)
| ^~
drivers/media/common/cx2341x.c:927:28: error: 'V4L2_CTRL_FLAG_DISABLED' undeclared (first use in this function); did you mean 'V4L2_CTRL_FLAG_SLIDER'?
927 | if (qctrl->flags & V4L2_CTRL_FLAG_DISABLED)
| ^~~~~~~~~~~~~~~~~~~~~~~
| V4L2_CTRL_FLAG_SLIDER
drivers/media/common/cx2341x.c:929:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
929 | if (qctrl->flags & V4L2_CTRL_FLAG_GRABBED)
| ^~
drivers/media/common/cx2341x.c:929:28: error: 'V4L2_CTRL_FLAG_GRABBED' undeclared (first use in this function); did you mean 'V4L2_CTRL_FLAG_SLIDER'?
929 | if (qctrl->flags & V4L2_CTRL_FLAG_GRABBED)
| ^~~~~~~~~~~~~~~~~~~~~~
| V4L2_CTRL_FLAG_SLIDER
drivers/media/common/cx2341x.c:931:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
931 | if (qctrl->type == V4L2_CTRL_TYPE_STRING)
| ^~
drivers/media/common/cx2341x.c:931:28: error: 'V4L2_CTRL_TYPE_STRING' undeclared (first use in this function); did you mean 'V4L2_CTRL_FLAG_STRING'?
931 | if (qctrl->type == V4L2_CTRL_TYPE_STRING)
| ^~~~~~~~~~~~~~~~~~~~~
| V4L2_CTRL_FLAG_STRING
drivers/media/common/cx2341x.c:933:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
933 | if (qctrl->type == V4L2_CTRL_TYPE_BUTTON ||
| ^~
drivers/media/common/cx2341x.c:934:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
934 | qctrl->type == V4L2_CTRL_TYPE_INTEGER64 ||
| ^~
drivers/media/common/cx2341x.c:934:28: error: 'V4L2_CTRL_TYPE_INTEGER64' undeclared (first use in this function); did you mean 'V4L2_CTRL_TYPE_INTEGER_MENU'?
934 | qctrl->type == V4L2_CTRL_TYPE_INTEGER64 ||
| ^~~~~~~~~~~~~~~~~~~~~~~~
| V4L2_CTRL_TYPE_INTEGER_MENU
drivers/media/common/cx2341x.c:935:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
935 | qctrl->type == V4L2_CTRL_TYPE_CTRL_CLASS)
| ^~
drivers/media/common/cx2341x.c:935:28: error: 'V4L2_CTRL_TYPE_CTRL_CLASS' undeclared (first use in this function); did you mean 'V4L2_CTRL_TYPE_HEVC_PPS'?
935 | qctrl->type == V4L2_CTRL_TYPE_CTRL_CLASS)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
| V4L2_CTRL_TYPE_HEVC_PPS
drivers/media/common/cx2341x.c:937:32: error: invalid use of undefined type 'struct v4l2_queryctrl'
937 | if (ctrl->value < qctrl->minimum || ctrl->value > qctrl->maximum)
| ^~
drivers/media/common/cx2341x.c:937:64: error: invalid use of undefined type 'struct v4l2_queryctrl'
937 | if (ctrl->value < qctrl->minimum || ctrl->value > qctrl->maximum)
| ^~
drivers/media/common/cx2341x.c:939:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
939 | if (qctrl->type == V4L2_CTRL_TYPE_MENU && menu_items != NULL) {
| ^~
drivers/media/common/cx2341x.c:944:18: error: invalid use of undefined type 'struct v4l2_queryctrl'
944 | if (qctrl->type == V4L2_CTRL_TYPE_BITMASK &&
| ^~
drivers/media/common/cx2341x.c:945:46: error: invalid use of undefined type 'struct v4l2_queryctrl'
945 | (ctrl->value & ~qctrl->maximum))
| ^~
drivers/media/common/cx2341x.c: At top level:
>> drivers/media/common/cx2341x.c:951:26: warning: 'struct v4l2_ext_controls' declared inside parameter list will not be visible outside of this definition or declaration
951 | struct v4l2_ext_controls *ctrls, unsigned int cmd)
| ^~~~~~~~~~~~~~~~~
drivers/media/common/cx2341x.c:950:5: error: conflicting types for 'cx2341x_ext_ctrls'; have 'int(struct cx2341x_mpeg_params *, int, struct v4l2_ext_controls *, unsigned int)'
950 | int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
| ^~~~~~~~~~~~~~~~~
include/media/drv-intf/cx2341x.h:87:5: note: previous declaration of 'cx2341x_ext_ctrls' with type 'int(struct cx2341x_mpeg_params *, int, struct v4l2_ext_controls *, unsigned int)'
87 | int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
| ^~~~~~~~~~~~~~~~~
In file included from include/asm-generic/ioctl.h:5,
from ./arch/s390/include/generated/uapi/asm/ioctl.h:1,
from include/uapi/linux/ioctl.h:5,
from include/uapi/linux/random.h:12,
from include/linux/random.h:11,
from include/linux/nodemask.h:97,
from include/linux/mmzone.h:17,
from include/linux/gfp.h:7,
from include/linux/umh.h:4,
from include/linux/kmod.h:9,
from include/linux/module.h:17:
drivers/media/common/cx2341x.c: In function 'cx2341x_ext_ctrls':
include/uapi/linux/videodev2.h:2694:48: error: invalid application of 'sizeof' to incomplete type 'struct v4l2_ext_controls'
2694 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
| ^~~~~~
include/uapi/asm-generic/ioctl.h:73:12: note: in definition of macro '_IOC'
73 | ((size) << _IOC_SIZESHIFT))
| ^~~~
include/uapi/asm-generic/ioctl.h:88:72: note: in expansion of macro '_IOC_TYPECHECK'
88 | #define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size)))
| ^~~~~~~~~~~~~~
include/uapi/linux/videodev2.h:2694:33: note: in expansion of macro '_IOWR'
2694 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
| ^~~~~
drivers/media/common/cx2341x.c:956:20: note: in expansion of macro 'VIDIOC_G_EXT_CTRLS'
956 | if (cmd == VIDIOC_G_EXT_CTRLS) {
| ^~~~~~~~~~~~~~~~~~
include/asm-generic/ioctl.h:13:32: error: array type has incomplete element type 'struct v4l2_ext_controls'
13 | ((sizeof(t) == sizeof(t[1]) && \
| ^
include/uapi/asm-generic/ioctl.h:73:12: note: in definition of macro '_IOC'
73 | ((size) << _IOC_SIZESHIFT))
| ^~~~
include/uapi/asm-generic/ioctl.h:88:72: note: in expansion of macro '_IOC_TYPECHECK'
88 | #define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size)))
| ^~~~~~~~~~~~~~
include/uapi/linux/videodev2.h:2694:33: note: in expansion of macro '_IOWR'
2694 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
| ^~~~~
drivers/media/common/cx2341x.c:956:20: note: in expansion of macro 'VIDIOC_G_EXT_CTRLS'
956 | if (cmd == VIDIOC_G_EXT_CTRLS) {
| ^~~~~~~~~~~~~~~~~~
include/uapi/linux/videodev2.h:2694:48: error: invalid application of 'sizeof' to incomplete type 'struct v4l2_ext_controls'
2694 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
| ^~~~~~
include/uapi/asm-generic/ioctl.h:73:12: note: in definition of macro '_IOC'
73 | ((size) << _IOC_SIZESHIFT))
| ^~~~
include/uapi/asm-generic/ioctl.h:88:72: note: in expansion of macro '_IOC_TYPECHECK'
88 | #define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size)))
| ^~~~~~~~~~~~~~
include/uapi/linux/videodev2.h:2694:33: note: in expansion of macro '_IOWR'
2694 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
| ^~~~~
drivers/media/common/cx2341x.c:956:20: note: in expansion of macro 'VIDIOC_G_EXT_CTRLS'
956 | if (cmd == VIDIOC_G_EXT_CTRLS) {
| ^~~~~~~~~~~~~~~~~~
include/uapi/linux/videodev2.h:2694:48: error: invalid application of 'sizeof' to incomplete type 'struct v4l2_ext_controls'
2694 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
| ^~~~~~
include/uapi/asm-generic/ioctl.h:73:12: note: in definition of macro '_IOC'
73 | ((size) << _IOC_SIZESHIFT))
| ^~~~
include/uapi/asm-generic/ioctl.h:88:72: note: in expansion of macro '_IOC_TYPECHECK'
88 | #define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),(_IOC_TYPECHECK(size)))
| ^~~~~~~~~~~~~~
include/uapi/linux/videodev2.h:2694:33: note: in expansion of macro '_IOWR'
2694 | #define VIDIOC_G_EXT_CTRLS _IOWR('V', 71, struct v4l2_ext_controls)
| ^~~~~
drivers/media/common/cx2341x.c:956:20: note: in expansion of macro 'VIDIOC_G_EXT_CTRLS'
956 | if (cmd == VIDIOC_G_EXT_CTRLS) {
| ^~~~~~~~~~~~~~~~~~
drivers/media/common/cx2341x.c:957:38: error: invalid use of undefined type 'struct v4l2_ext_controls'
957 | for (i = 0; i < ctrls->count; i++) {
| ^~
drivers/media/common/cx2341x.c:958:62: error: invalid use of undefined type 'struct v4l2_ext_controls'
958 | struct v4l2_ext_control *ctrl = ctrls->controls + i;
| ^~
drivers/media/common/cx2341x.c:962:38: error: invalid use of undefined type 'struct v4l2_ext_controls'
962 | ctrls->error_idx = i;
| ^~
drivers/media/common/cx2341x.c:968:30: error: invalid use of undefined type 'struct v4l2_ext_controls'
968 | for (i = 0; i < ctrls->count; i++) {
| ^~
drivers/media/common/cx2341x.c:969:54: error: invalid use of undefined type 'struct v4l2_ext_controls'
969 | struct v4l2_ext_control *ctrl = ctrls->controls + i;
| ^~
drivers/media/common/cx2341x.c:970:39: error: storage size of 'qctrl' isn't known
970 | struct v4l2_queryctrl qctrl;
| ^~~~~
drivers/media/common/cx2341x.c:970:39: warning: unused variable 'qctrl' [-Wunused-variable]
drivers/media/common/cx2341x.c:990:22: error: invalid use of undefined type 'struct v4l2_ext_controls'
..
vim +95 include/media/v4l2-common.h
7e8b09ea1636e3 Hans Verkuil 2006-01-09 55
dd99120c7165c6 Hans Verkuil 2008-11-23 56 /* These printk constructs can be used with v4l2_device and v4l2_subdev */
dd99120c7165c6 Hans Verkuil 2008-11-23 57 #define v4l2_printk(level, dev, fmt, arg...) \
dd99120c7165c6 Hans Verkuil 2008-11-23 58 printk(level "%s: " fmt, (dev)->name , ## arg)
dd99120c7165c6 Hans Verkuil 2008-11-23 59
dd99120c7165c6 Hans Verkuil 2008-11-23 60 #define v4l2_err(dev, fmt, arg...) \
dd99120c7165c6 Hans Verkuil 2008-11-23 61 v4l2_printk(KERN_ERR, dev, fmt , ## arg)
dd99120c7165c6 Hans Verkuil 2008-11-23 62
dd99120c7165c6 Hans Verkuil 2008-11-23 63 #define v4l2_warn(dev, fmt, arg...) \
dd99120c7165c6 Hans Verkuil 2008-11-23 64 v4l2_printk(KERN_WARNING, dev, fmt , ## arg)
dd99120c7165c6 Hans Verkuil 2008-11-23 65
dd99120c7165c6 Hans Verkuil 2008-11-23 66 #define v4l2_info(dev, fmt, arg...) \
dd99120c7165c6 Hans Verkuil 2008-11-23 67 v4l2_printk(KERN_INFO, dev, fmt , ## arg)
dd99120c7165c6 Hans Verkuil 2008-11-23 68
dd99120c7165c6 Hans Verkuil 2008-11-23 69 /* These three macros assume that the debug level is set with a module
dd99120c7165c6 Hans Verkuil 2008-11-23 70 parameter called 'debug'. */
dd99120c7165c6 Hans Verkuil 2008-11-23 71 #define v4l2_dbg(level, debug, dev, fmt, arg...) \
dd99120c7165c6 Hans Verkuil 2008-11-23 72 do { \
dd99120c7165c6 Hans Verkuil 2008-11-23 73 if (debug >= (level)) \
dd99120c7165c6 Hans Verkuil 2008-11-23 74 v4l2_printk(KERN_DEBUG, dev, fmt , ## arg); \
dd99120c7165c6 Hans Verkuil 2008-11-23 75 } while (0)
dd99120c7165c6 Hans Verkuil 2008-11-23 76
b871915893c324 Mauro Carvalho Chehab 2016-07-21 77 /**
b871915893c324 Mauro Carvalho Chehab 2016-07-21 78 * v4l2_ctrl_query_fill- Fill in a struct v4l2_queryctrl
b871915893c324 Mauro Carvalho Chehab 2016-07-21 79 *
b871915893c324 Mauro Carvalho Chehab 2016-07-21 80 * @qctrl: pointer to the &struct v4l2_queryctrl to be filled
b871915893c324 Mauro Carvalho Chehab 2016-07-21 81 * @min: minimum value for the control
b871915893c324 Mauro Carvalho Chehab 2016-07-21 82 * @max: maximum value for the control
b871915893c324 Mauro Carvalho Chehab 2016-07-21 83 * @step: control step
b871915893c324 Mauro Carvalho Chehab 2016-07-21 84 * @def: default value for the control
b871915893c324 Mauro Carvalho Chehab 2016-07-21 85 *
b871915893c324 Mauro Carvalho Chehab 2016-07-21 86 * Fills the &struct v4l2_queryctrl fields for the query control.
b871915893c324 Mauro Carvalho Chehab 2016-07-21 87 *
b871915893c324 Mauro Carvalho Chehab 2016-07-21 88 * .. note::
b871915893c324 Mauro Carvalho Chehab 2016-07-21 89 *
b871915893c324 Mauro Carvalho Chehab 2016-07-21 90 * This function assumes that the @qctrl->id field is filled.
b871915893c324 Mauro Carvalho Chehab 2016-07-21 91 *
b871915893c324 Mauro Carvalho Chehab 2016-07-21 92 * Returns -EINVAL if the control is not known by the V4L2 core, 0 on success.
b871915893c324 Mauro Carvalho Chehab 2016-07-21 93 */
dd99120c7165c6 Hans Verkuil 2008-11-23 94
b871915893c324 Mauro Carvalho Chehab 2016-07-21 @95 int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
b871915893c324 Mauro Carvalho Chehab 2016-07-21 96 s32 min, s32 max, s32 step, s32 def);
9cb2318b885d20 Hans Verkuil 2006-06-18 97
:::::: The code at line 95 was first introduced by commit
:::::: b871915893c32473ef5ce0d075c1952ed8232ce1 [media] v4l2-common.h: Add documentation for other functions
:::::: TO: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
:::::: CC: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
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