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Date: Wed, 15 Dec 2021 22:55:05 +0800
From: kernel test robot <lkp@...el.com>
To: Janne Grunau <j@...nau.net>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Hector Martin <marcan@...can.st>
Subject: [asahilinux:touchpad/wip 79/82]
drivers/hid/spi-hid/spi-hid-apple.c:177:22: warning: no previous prototype
for 'spihid_get_data'
tree: https://github.com/AsahiLinux/linux touchpad/wip
head: a2281d64fdbcbab0dae68c6ea75bd5b548332e06
commit: 49c089b290128ddba454c0341a9906337e24751e [79/82] WIP: hid: transport: spi: add apple SPI transport
config: nds32-allyesconfig (https://download.01.org/0day-ci/archive/20211215/202112152218.CbejumOS-lkp@intel.com/config)
compiler: nds32le-linux-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
# https://github.com/AsahiLinux/linux/commit/49c089b290128ddba454c0341a9906337e24751e
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux touchpad/wip
git checkout 49c089b290128ddba454c0341a9906337e24751e
# 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=nds32 SHELL=/bin/bash drivers/hid/
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/hid/spi-hid/spi-hid-apple.c:177:22: warning: no previous prototype for 'spihid_get_data' [-Wmissing-prototypes]
177 | struct spihid_apple *spihid_get_data(struct spihid_input_dev *idev)
| ^~~~~~~~~~~~~~~
>> drivers/hid/spi-hid/spi-hid-apple.c:189:5: warning: no previous prototype for 'apple_ll_start' [-Wmissing-prototypes]
189 | int apple_ll_start(struct hid_device *hdev)
| ^~~~~~~~~~~~~~
>> drivers/hid/spi-hid/spi-hid-apple.c:195:6: warning: no previous prototype for 'apple_ll_stop' [-Wmissing-prototypes]
195 | void apple_ll_stop(struct hid_device *hdev)
| ^~~~~~~~~~~~~
>> drivers/hid/spi-hid/spi-hid-apple.c:202:5: warning: no previous prototype for 'apple_ll_open' [-Wmissing-prototypes]
202 | int apple_ll_open(struct hid_device *hdev)
| ^~~~~~~~~~~~~
>> drivers/hid/spi-hid/spi-hid-apple.c:218:6: warning: no previous prototype for 'apple_ll_close' [-Wmissing-prototypes]
218 | void apple_ll_close(struct hid_device *hdev)
| ^~~~~~~~~~~~~~
>> drivers/hid/spi-hid/spi-hid-apple.c:225:5: warning: no previous prototype for 'apple_ll_parse' [-Wmissing-prototypes]
225 | int apple_ll_parse(struct hid_device *hdev)
| ^~~~~~~~~~~~~~
>> drivers/hid/spi-hid/spi-hid-apple.c:233:5: warning: no previous prototype for 'apple_ll_raw_request' [-Wmissing-prototypes]
233 | int apple_ll_raw_request(struct hid_device *hdev, unsigned char reportnum,
| ^~~~~~~~~~~~~~~~~~~~
>> drivers/hid/spi-hid/spi-hid-apple.c:257:5: warning: no previous prototype for 'apple_ll_output_report' [-Wmissing-prototypes]
257 | int apple_ll_output_report(struct hid_device *hdev, __u8 *buf, size_t len)
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/hid/spi-hid/spi-hid-apple.c: In function 'spi_hid_apple_probe':
drivers/hid/spi-hid/spi-hid-apple.c:735:15: error: implicit declaration of function 'devm_request_threaded_irq'; did you mean 'devm_request_region'? [-Werror=implicit-function-declaration]
735 | err = devm_request_threaded_irq(dev, spihid->irq, NULL,
| ^~~~~~~~~~~~~~~~~~~~~~~~~
| devm_request_region
drivers/hid/spi-hid/spi-hid-apple.c:736:60: error: 'IRQF_ONESHOT' undeclared (first use in this function); did you mean 'SA_ONESHOT'?
736 | spi_hid_apple_irq, IRQF_ONESHOT,
| ^~~~~~~~~~~~
| SA_ONESHOT
drivers/hid/spi-hid/spi-hid-apple.c:736:60: note: each undeclared identifier is reported only once for each function it appears in
drivers/hid/spi-hid/spi-hid-apple.c: In function 'spi_hid_apple_remove':
drivers/hid/spi-hid/spi-hid-apple.c:794:9: error: implicit declaration of function 'disable_irq'; did you mean 'disable_fpu'? [-Werror=implicit-function-declaration]
794 | disable_irq(spihid->irq);
| ^~~~~~~~~~~
| disable_fpu
cc1: some warnings being treated as errors
vim +/spihid_get_data +177 drivers/hid/spi-hid/spi-hid-apple.c
176
> 177 struct spihid_apple *spihid_get_data(struct spihid_input_dev *idev)
178 {
179 switch (idev->id) {
180 case SPI_HID_DEVICE_ID_KBD:
181 return container_of(idev, struct spihid_apple, kbd);
182 case SPI_HID_DEVICE_ID_TP:
183 return container_of(idev, struct spihid_apple, tp);
184 default:
185 return NULL;
186 }
187 }
188
> 189 int apple_ll_start(struct hid_device *hdev)
190 {
191 /* no-op SPI transport is already setup */
192 return 0;
193 };
194
> 195 void apple_ll_stop(struct hid_device *hdev)
196 {
197 /* no-op, devices will be desstroyed on driver destruction */
198 struct spihid_input_dev *idev = hdev->driver_data;
199 printk(KERN_DEBUG "spihid_apple %s - dev:%hhu", __func__, idev->id);
200 }
201
> 202 int apple_ll_open(struct hid_device *hdev)
203 {
204 struct spihid_apple *spihid;
205 struct spihid_input_dev *idev = hdev->driver_data;
206 printk(KERN_DEBUG "spihid_apple %s - dev:%hhu", __func__, idev->id);
207
208 if (idev->hid_desc_len == 0) {
209 spihid = spihid_get_data(idev);
210 dev_warn(&spihid->spidev->dev,
211 "HID descriptor missing for dev %u", idev->id);
212 } else
213 idev->ready = true;
214
215 return 0;
216 }
217
> 218 void apple_ll_close(struct hid_device *hdev)
219 {
220 struct spihid_input_dev *idev = hdev->driver_data;
221 printk(KERN_DEBUG "spihid_apple %s - dev:%hhu", __func__, idev->id);
222 idev->ready = false;
223 }
224
> 225 int apple_ll_parse(struct hid_device *hdev)
226 {
227 struct spihid_input_dev *idev = hdev->driver_data;
228 printk(KERN_DEBUG "spihid_apple %s idev->id:%hhu", __func__, idev->id);
229
230 return hid_parse_report(hdev, idev->hid_desc, idev->hid_desc_len);
231 }
232
> 233 int apple_ll_raw_request(struct hid_device *hdev, unsigned char reportnum,
234 __u8 *buf, size_t len, unsigned char rtype,
235 int reqtype)
236 {
237 struct spihid_input_dev *idev = hdev->driver_data;
238 struct spihid_apple *spihid = spihid_get_data(idev);
239
240 dev_dbg(&spihid->spidev->dev, "%s reqtype:%d size:%zu", __func__,
241 reqtype, len);
242
243 switch (reqtype) {
244 case HID_REQ_GET_REPORT:
245 return 0;
246 // return i2c_hid_get_raw_report(hid, reportnum, buf, len, rtype);
247 case HID_REQ_SET_REPORT:
248 if (buf[0] != reportnum)
249 return -EINVAL;
250 return 0;
251 // return i2c_hid_output_raw_report(hid, buf, len, rtype, true);
252 default:
253 return -EIO;
254 }
255 }
256
> 257 int apple_ll_output_report(struct hid_device *hdev, __u8 *buf, size_t len)
258 {
259 struct spihid_input_dev *idev = hdev->driver_data;
260 struct spihid_apple *spihid = spihid_get_data(idev);
261 if (!spihid)
262 return -1;
263
264 dev_dbg(&spihid->spidev->dev, "%s", __func__);
265
266 return 0;
267 }
268
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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