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Message-ID: <202112150140.JBV3kw5P-lkp@intel.com>
Date: Wed, 15 Dec 2021 01:33:50 +0800
From: kernel test robot <lkp@...el.com>
To: Qing Wang <wangqing@...o.com>, Ben Skeggs <bskeggs@...hat.com>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
dri-devel@...ts.freedesktop.org, nouveau@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Cc: kbuild-all@...ts.01.org, Wang Qing <wangqing@...o.com>
Subject: Re: [PATCH] drm: nouveau: lsfw: cleanup coccinelle warning
Hi Qing,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on drm/drm-next]
[also build test ERROR on v5.16-rc5 next-20211213]
[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/Qing-Wang/drm-nouveau-lsfw-cleanup-coccinelle-warning/20211214-202245
base: git://anongit.freedesktop.org/drm/drm drm-next
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20211215/202112150140.JBV3kw5P-lkp@intel.com/config)
compiler: arceb-elf-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/0day-ci/linux/commit/3a85ab7f09d9dc599e9910c320115b93f0274272
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Qing-Wang/drm-nouveau-lsfw-cleanup-coccinelle-warning/20211214-202245
git checkout 3a85ab7f09d9dc599e9910c320115b93f0274272
# 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=arc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c: In function 'nvkm_acr_lsfw_load_bl_inst_data_sig':
>> drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:195:25: error: expected ')' before 'return'
195 | if (IS_ERR(lsfw)
| ~ ^
| )
196 | return PTR_ERR(lsfw);
| ~~~~~~
>> drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:254:1: error: expected expression before '}' token
254 | }
| ^
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:192:13: warning: unused variable 'ret' [-Wunused-variable]
192 | int ret;
| ^~~
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:191:14: warning: unused variable 'bldata' [-Wunused-variable]
191 | u32 *bldata;
| ^~~~~~
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:190:36: warning: unused variable 'desc' [-Wunused-variable]
190 | const struct nvfw_bl_desc *desc;
| ^~~~
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:189:36: warning: unused variable 'hdr' [-Wunused-variable]
189 | const struct nvfw_bin_hdr *hdr;
| ^~~
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:188:58: warning: unused variable 'data' [-Wunused-variable]
188 | const struct firmware *bl = NULL, *inst = NULL, *data = NULL;
| ^~~~
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:188:44: warning: unused variable 'inst' [-Wunused-variable]
188 | const struct firmware *bl = NULL, *inst = NULL, *data = NULL;
| ^~~~
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:188:32: warning: unused variable 'bl' [-Wunused-variable]
188 | const struct firmware *bl = NULL, *inst = NULL, *data = NULL;
| ^~
drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c:254:1: error: control reaches end of non-void function [-Werror=return-type]
254 | }
| ^
cc1: some warnings being treated as errors
vim +195 drivers/gpu/drm/nouveau/nvkm/subdev/acr/lsfw.c
178
179 int
180 nvkm_acr_lsfw_load_bl_inst_data_sig(struct nvkm_subdev *subdev,
181 struct nvkm_falcon *falcon,
182 enum nvkm_acr_lsf_id id,
183 const char *path, int ver,
184 const struct nvkm_acr_lsf_func *func)
185 {
186 struct nvkm_acr *acr = subdev->device->acr;
187 struct nvkm_acr_lsfw *lsfw;
188 const struct firmware *bl = NULL, *inst = NULL, *data = NULL;
189 const struct nvfw_bin_hdr *hdr;
190 const struct nvfw_bl_desc *desc;
191 u32 *bldata;
192 int ret;
193
194 lsfw = nvkm_acr_lsfw_add(func, acr, falcon, id);
> 195 if (IS_ERR(lsfw)
196 return PTR_ERR(lsfw);
197
198 ret = nvkm_firmware_load_name(subdev, path, "bl", ver, &bl);
199 if (ret)
200 goto done;
201
202 hdr = nvfw_bin_hdr(subdev, bl->data);
203 desc = nvfw_bl_desc(subdev, bl->data + hdr->header_offset);
204 bldata = (void *)(bl->data + hdr->data_offset);
205
206 ret = nvkm_firmware_load_name(subdev, path, "inst", ver, &inst);
207 if (ret)
208 goto done;
209
210 ret = nvkm_firmware_load_name(subdev, path, "data", ver, &data);
211 if (ret)
212 goto done;
213
214 ret = nvkm_firmware_load_name(subdev, path, "sig", ver, &lsfw->sig);
215 if (ret)
216 goto done;
217
218 lsfw->bootloader_size = ALIGN(desc->code_size, 256);
219 lsfw->bootloader_imem_offset = desc->start_tag << 8;
220
221 lsfw->app_start_offset = lsfw->bootloader_size;
222 lsfw->app_imem_entry = 0;
223 lsfw->app_resident_code_offset = 0;
224 lsfw->app_resident_code_size = ALIGN(inst->size, 256);
225 lsfw->app_resident_data_offset = lsfw->app_resident_code_size;
226 lsfw->app_resident_data_size = ALIGN(data->size, 256);
227 lsfw->app_size = lsfw->app_resident_code_size +
228 lsfw->app_resident_data_size;
229
230 lsfw->img.size = lsfw->bootloader_size + lsfw->app_size;
231 if (!(lsfw->img.data = kzalloc(lsfw->img.size, GFP_KERNEL))) {
232 ret = -ENOMEM;
233 goto done;
234 }
235
236 memcpy(lsfw->img.data, bldata, lsfw->bootloader_size);
237 memcpy(lsfw->img.data + lsfw->app_start_offset +
238 lsfw->app_resident_code_offset, inst->data, inst->size);
239 memcpy(lsfw->img.data + lsfw->app_start_offset +
240 lsfw->app_resident_data_offset, data->data, data->size);
241
242 lsfw->ucode_size = ALIGN(lsfw->app_resident_data_offset, 256) +
243 lsfw->bootloader_size;
244 lsfw->data_size = lsfw->app_size + lsfw->bootloader_size -
245 lsfw->ucode_size;
246
247 done:
248 if (ret)
249 nvkm_acr_lsfw_del(lsfw);
250 nvkm_firmware_put(data);
251 nvkm_firmware_put(inst);
252 nvkm_firmware_put(bl);
253 return ret;
> 254 }
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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