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Subject[asahilinux:asahi 63/63] drivers/hid/hid-appleft.c:196:41: warning: format specifies type 'unsigned short' but the argument has type 'int'
tree:   https://github.com/AsahiLinux/linux asahi
head: b63c1083b20eefa3b23180ae57e1919c723f7d86
commit: b63c1083b20eefa3b23180ae57e1919c723f7d86 [63/63] WIP: HID: Add hid-appleft for Apple Macbook Trackpads
config: hexagon-randconfig-r021-20211216 (https://download.01.org/0day-ci/archive/20211217/202112170404.zf3tjug6-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dd245bab9fbb364faa1581e4f92ba3119a872fba)
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/AsahiLinux/linux/commit/b63c1083b20eefa3b23180ae57e1919c723f7d86
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux asahi
git checkout b63c1083b20eefa3b23180ae57e1919c723f7d86
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/hid/

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/hid/hid-appleft.c:196:41: warning: format specifies type 'unsigned short' but the argument has type 'int' [-Wformat]
hid_dbg(hdev, "ev x:%04hx y:%04hx\n", le16_to_int(f->abs_x),
~~~~~ ^~~~~~~~~~~~~~~~~~~~~
%04x
include/linux/hid.h:1182:30: note: expanded from macro 'hid_dbg'
dev_dbg(&(hid)->dev, fmt, ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dev_printk.h:163:47: note: expanded from macro 'dev_dbg'
dev_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__); \
~~~ ^~~~~~~~~~~
include/linux/dev_printk.h:129:34: note: expanded from macro 'dev_printk'
_dev_printk(level, dev, fmt, ##__VA_ARGS__); \
~~~ ^~~~~~~~~~~
drivers/hid/hid-appleft.c:197:4: warning: format specifies type 'unsigned short' but the argument has type 'int' [-Wformat]
le16_to_int(f->abs_y));
^~~~~~~~~~~~~~~~~~~~~
include/linux/hid.h:1182:30: note: expanded from macro 'hid_dbg'
dev_dbg(&(hid)->dev, fmt, ##__VA_ARGS__)
~~~ ^~~~~~~~~~~
include/linux/dev_printk.h:163:47: note: expanded from macro 'dev_dbg'
dev_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__); \
~~~ ^~~~~~~~~~~
include/linux/dev_printk.h:129:34: note: expanded from macro 'dev_printk'
_dev_printk(level, dev, fmt, ##__VA_ARGS__); \
~~~ ^~~~~~~~~~~
2 warnings generated.


vim +196 drivers/hid/hid-appleft.c

155
156 static int appleft_raw_event(struct hid_device *hdev, struct hid_report *report,
157 u8 *data, int size)
158 {
159 struct appleft_sc *asc = hid_get_drvdata(hdev);
160 struct input_dev *input = asc->input;
161 struct tp_header *tp_hdr;
162 struct tp_finger *f;
163 int i, n;
164 u32 npoints;
165 const size_t hdr_sz = sizeof(struct tp_header);
166 const size_t touch_sz = sizeof(struct tp_finger);
167
168 // hid_warn(hdev, "%s\n", __func__);
169 // print_hex_dump_debug("appleft ev: ", DUMP_PREFIX_OFFSET, 16, 1, data,
170 // size, false);
171
172 if (data[0] != TRACKPAD_SPI_REPORT_ID)
173 return 0;
174
175 /* Expect 46 bytes of prefix, and N * 30 bytes of touch data. */
176 if (size < hdr_sz || ((size - hdr_sz) % touch_sz) != 0)
177 return 0;
178
179 tp_hdr = (struct tp_header *)data;
180
181 npoints = (size - hdr_sz) / touch_sz;
182 if (npoints < tp_hdr->num_fingers || npoints > MAX_CONTACTS) {
183 hid_warn(hdev,
184 "unexpected number of touches (%u) for "
185 "report\n",
186 npoints);
187 return 0;
188 }
189
190 n = 0;
191 for (i = 0; i < tp_hdr->num_fingers; i++) {
192 f = (struct tp_finger *)(data + hdr_sz + i * touch_sz);
193 if (le16_to_int(f->touch_major) == 0)
194 continue;
195
> 196 hid_dbg(hdev, "ev x:%04hx y:%04hx\n", le16_to_int(f->abs_x),
197 le16_to_int(f->abs_y));
198 asc->pos[n].x = le16_to_int(f->abs_x);
199 asc->pos[n].y = asc->y_min + asc->y_max - le16_to_int(f->abs_y);
200 asc->map_contacs[n] = i;
201 n++;
202 }
203
204 input_mt_assign_slots(input, asc->slots, asc->pos, n, 0);
205
206 for (i = 0; i < n; i++) {
207 int idx = asc->map_contacs[i];
208 f = (struct tp_finger *)(data + hdr_sz + idx * touch_sz);
209 report_finger_data(input, asc->slots[i], &asc->pos[i], f);
210 }
211
212 input_mt_sync_frame(input);
213 input_report_key(input, BTN_MOUSE, data[1] & 1);
214
215 input_sync(input);
216 return 1;
217 }
218

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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