tree: https://github.com/thesofproject/linux devel-catchup-202005220530 head: 2e9428fd0d1f29b48cdd226fd67bb8e2a1a10cbc commit: 99643a70e4da2e6cb09c6bc0558492cb48cb8d2c [3/3] Merge branch 'sound/upstream-20200521' into merge/sound-upstream-20200521 config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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 checkout 99643a70e4da2e6cb09c6bc0558492cb48cb8d2c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>, old ones prefixed by <<): drivers/soundwire/intel_init.c: In function 'sdw_intel_cleanup': drivers/soundwire/intel_init.c:73:10: error: implicit declaration of function 'sdw_master_device_del' [-Werror=implicit-function-declaration] 73 | ret = sdw_master_device_del(link->md); | ^~~~~~~~~~~~~~~~~~~~~ drivers/soundwire/intel_init.c: In function 'sdw_intel_probe_controller': drivers/soundwire/intel_init.c:242:42: error: invalid use of undefined type 'struct sdw_link_ops' 242 | ret = driver_register(sdw_intel_link_ops.driver); | ^ drivers/soundwire/intel_init.c:265:8: error: implicit declaration of function 'sdw_master_device_add' [-Werror=implicit-function-declaration] 265 | md = sdw_master_device_add(res->parent, | ^~~~~~~~~~~~~~~~~~~~~ 265 | md = sdw_master_device_add(res->parent, | ^ drivers/soundwire/intel_init.c:304:38: error: invalid use of undefined type 'struct sdw_link_ops' 304 | driver_unregister(sdw_intel_link_ops.driver); | ^ drivers/soundwire/intel_init.c: In function 'sdw_intel_startup_controller': drivers/soundwire/intel_init.c:349:3: error: implicit declaration of function 'sdw_master_device_startup' [-Werror=implicit-function-declaration] 349 | sdw_master_device_startup(md); | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/soundwire/intel_init.c: In function 'sdw_intel_exit': drivers/soundwire/intel_init.c:458:38: error: invalid use of undefined type 'struct sdw_link_ops' 458 | driver_unregister(sdw_intel_link_ops.driver); | ^ drivers/soundwire/intel_init.c: In function 'sdw_intel_process_wakeen_event': drivers/soundwire/intel_init.c:471:3: error: implicit declaration of function 'sdw_master_device_process_wake_event' [-Werror=implicit-function-declaration] 471 | sdw_master_device_process_wake_event(link->md); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +265 drivers/soundwire/intel_init.c f33079bb397b9b Bard Liao 2019-09-24 194 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 195 static struct sdw_intel_ctx 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 196 *sdw_intel_probe_controller(struct sdw_intel_res *res) 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 197 { 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 198 struct sdw_intel_link_res *link; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 199 struct sdw_intel_ctx *ctx; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 200 struct acpi_device *adev; 946bab81f3286c Pierre-Louis Bossart 2020-02-24 201 struct sdw_master_device *md; 89a76a6409cac5 Bard Liao 2019-12-27 202 struct sdw_slave *slave; 81a7faeadb8f72 Bard liao 2020-01-09 203 struct list_head *node; 89a76a6409cac5 Bard Liao 2019-12-27 204 struct sdw_bus *bus; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 205 u32 link_mask; 89a76a6409cac5 Bard Liao 2019-12-27 206 int num_slaves = 0; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 207 int count; 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 208 int ret; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 209 int i; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 210 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 211 if (!res) 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 212 return NULL; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 213 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 214 if (acpi_bus_get_device(res->handle, &adev)) 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 215 return NULL; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 216 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 217 if (!res->count) 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 218 return NULL; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 219 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 220 count = res->count; d62a7d41f38e1d Vinod Koul 2017-12-14 221 dev_dbg(&adev->dev, "Creating %d SDW Link devices\n", count); d62a7d41f38e1d Vinod Koul 2017-12-14 222 d62a7d41f38e1d Vinod Koul 2017-12-14 223 ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); d62a7d41f38e1d Vinod Koul 2017-12-14 224 if (!ctx) d62a7d41f38e1d Vinod Koul 2017-12-14 225 return NULL; d62a7d41f38e1d Vinod Koul 2017-12-14 226 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 227 ctx->links = kcalloc(count, sizeof(*ctx->links), GFP_KERNEL); d62a7d41f38e1d Vinod Koul 2017-12-14 228 if (!ctx->links) d62a7d41f38e1d Vinod Koul 2017-12-14 229 goto link_err; d62a7d41f38e1d Vinod Koul 2017-12-14 230 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 231 ctx->count = count; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 232 ctx->mmio_base = res->mmio_base; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 233 ctx->link_mask = res->link_mask; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 234 ctx->handle = res->handle; 01f59e2d608aef Pierre-Louis Bossart 2019-12-02 235 mutex_init(&ctx->shim_lock); 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 236 d62a7d41f38e1d Vinod Koul 2017-12-14 237 link = ctx->links; 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 238 link_mask = ctx->link_mask; d62a7d41f38e1d Vinod Koul 2017-12-14 239 f33079bb397b9b Bard Liao 2019-09-24 240 INIT_LIST_HEAD(&ctx->link_list); f33079bb397b9b Bard Liao 2019-09-24 241 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 242 ret = driver_register(sdw_intel_link_ops.driver); 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 243 if (ret) { 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 244 dev_err(&adev->dev, "failed to register sdw master driver: %d\n", ret); 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 245 goto register_err; 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 246 } 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 247 d62a7d41f38e1d Vinod Koul 2017-12-14 248 /* Create SDW Master devices */ 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 249 for (i = 0; i < count; i++, link++) { 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 250 if (link_mask && !(link_mask & BIT(i))) 50302fc7b936c1 Pierre-Louis Bossart 2019-08-05 251 continue; 50302fc7b936c1 Pierre-Louis Bossart 2019-08-05 252 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 253 link->mmio_base = res->mmio_base; f98f690fb03c2a Pierre-Louis Bossart 2019-12-11 254 link->registers = res->mmio_base + SDW_LINK_BASE d62a7d41f38e1d Vinod Koul 2017-12-14 255 + (SDW_LINK_SIZE * i); f98f690fb03c2a Pierre-Louis Bossart 2019-12-11 256 link->shim = res->mmio_base + SDW_SHIM_BASE; f98f690fb03c2a Pierre-Louis Bossart 2019-12-11 257 link->alh = res->mmio_base + SDW_ALH_BASE; f98f690fb03c2a Pierre-Louis Bossart 2019-12-11 258 link->ops = res->ops; 4b206d34b92224 Rander Wang 2019-12-11 259 link->dev = res->dev; 25f90d16b4adfc Pierre-Louis Bossart 2019-12-03 260 link->clock_stop_quirks = res->clock_stop_quirks; 91ed8f429393a0 Pierre-Louis Bossart 2020-02-05 261 link->shim_lock = &ctx->shim_lock; 8d179b1844c323 Pierre-Louis Bossart 2020-02-06 262 link->shim_mask = &ctx->shim_mask; fbe891a6ebc46f Pierre-Louis Bossart 2020-02-13 263 link->link_mask = link_mask; 91ed8f429393a0 Pierre-Louis Bossart 2020-02-05 264 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 @265 md = sdw_master_device_add(res->parent, 946bab81f3286c Pierre-Louis Bossart 2020-02-24 266 acpi_fwnode_handle(adev), 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 267 &sdw_intel_link_ops, 946bab81f3286c Pierre-Louis Bossart 2020-02-24 268 i, 946bab81f3286c Pierre-Louis Bossart 2020-02-24 269 link); c46302ec554c57 Vinod Koul 2018-04-26 270 946bab81f3286c Pierre-Louis Bossart 2020-02-24 271 if (IS_ERR(md)) { 946bab81f3286c Pierre-Louis Bossart 2020-02-24 272 dev_err(&adev->dev, "Could not create link %d\n", i); 198e19ac4881e2 Bard liao 2020-01-10 273 goto err; 198e19ac4881e2 Bard liao 2020-01-10 274 } f33079bb397b9b Bard Liao 2019-09-24 275 946bab81f3286c Pierre-Louis Bossart 2020-02-24 276 link->md = md; 91ed8f429393a0 Pierre-Louis Bossart 2020-02-05 277 f33079bb397b9b Bard Liao 2019-09-24 278 list_add_tail(&link->list, &ctx->link_list); 89a76a6409cac5 Bard Liao 2019-12-27 279 bus = &link->cdns->bus; 89a76a6409cac5 Bard Liao 2019-12-27 280 /* Calculate number of slaves */ 81a7faeadb8f72 Bard liao 2020-01-09 281 list_for_each(node, &bus->slaves) 89a76a6409cac5 Bard Liao 2019-12-27 282 num_slaves++; 89a76a6409cac5 Bard Liao 2019-12-27 283 } 89a76a6409cac5 Bard Liao 2019-12-27 284 89a76a6409cac5 Bard Liao 2019-12-27 285 ctx->ids = kcalloc(num_slaves, sizeof(*ctx->ids), GFP_KERNEL); 89a76a6409cac5 Bard Liao 2019-12-27 286 if (!ctx->ids) 89a76a6409cac5 Bard Liao 2019-12-27 287 goto err; 89a76a6409cac5 Bard Liao 2019-12-27 288 89a76a6409cac5 Bard Liao 2019-12-27 289 ctx->num_slaves = num_slaves; 89a76a6409cac5 Bard Liao 2019-12-27 290 i = 0; 89a76a6409cac5 Bard Liao 2019-12-27 291 list_for_each_entry(link, &ctx->link_list, list) { 89a76a6409cac5 Bard Liao 2019-12-27 292 bus = &link->cdns->bus; 89a76a6409cac5 Bard Liao 2019-12-27 293 list_for_each_entry(slave, &bus->slaves, node) { 89a76a6409cac5 Bard Liao 2019-12-27 294 ctx->ids[i].id = slave->id; 89a76a6409cac5 Bard Liao 2019-12-27 295 ctx->ids[i].link_id = bus->link_id; 89a76a6409cac5 Bard Liao 2019-12-27 296 i++; 89a76a6409cac5 Bard Liao 2019-12-27 297 } d62a7d41f38e1d Vinod Koul 2017-12-14 298 } d62a7d41f38e1d Vinod Koul 2017-12-14 299 d62a7d41f38e1d Vinod Koul 2017-12-14 300 return ctx; d62a7d41f38e1d Vinod Koul 2017-12-14 301 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 302 err: 946bab81f3286c Pierre-Louis Bossart 2020-02-24 303 ctx->count = i; 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 304 driver_unregister(sdw_intel_link_ops.driver); 2ef8387155a7b7 Pierre-Louis Bossart 2020-03-26 305 register_err: 8a0ded654c4de8 Pierre-Louis Bossart 2019-10-23 306 sdw_intel_cleanup(ctx); d62a7d41f38e1d Vinod Koul 2017-12-14 307 link_err: d62a7d41f38e1d Vinod Koul 2017-12-14 308 kfree(ctx); d62a7d41f38e1d Vinod Koul 2017-12-14 309 return NULL; d62a7d41f38e1d Vinod Koul 2017-12-14 310 } d62a7d41f38e1d Vinod Koul 2017-12-14 311 :::::: The code at line 265 was first introduced by commit :::::: 2ef8387155a7b77eed32f7cc5dd4b39a8f4e77dc soundwire: drivers/soundwire/intel_init.c: use sdw_link_ops :::::: TO: Pierre-Louis Bossart <pierre-louis.bossart(a)linux.intel.com&gt; :::::: CC: Pierre Bossart <pierre-louis.bossart(a)linux.intel.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org