* [chrome-os:chromeos-5.4 39/76] drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces)
@ 2020-11-14 6:33 kernel test robot
2020-11-14 8:02 ` Nicolas Boichat
0 siblings, 1 reply; 4+ messages in thread
From: kernel test robot @ 2020-11-14 6:33 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 8598 bytes --]
tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4
head: 4e186ff60c11535b22b7f81c85606260e363989f
commit: 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a [39/76] FROMGIT: remoteproc/mediatek: Add support for mt8192 SCP
config: riscv-randconfig-s031-20201113 (attached as .config)
compiler: riscv64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-107-gaf3512a6-dirty
git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
git fetch --no-tags chrome-os chromeos-5.4
git checkout 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
"sparse warnings: (new ones prefixed by >>)"
>> drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] <asn:2> *addr @@ got void *addr @@
>> drivers/remoteproc/mtk_scp.c:306:17: sparse: expected void volatile [noderef] <asn:2> *addr
drivers/remoteproc/mtk_scp.c:306:17: sparse: got void *addr
drivers/remoteproc/mtk_scp.c:307:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] <asn:2> *addr @@ got void *addr @@
drivers/remoteproc/mtk_scp.c:307:9: sparse: expected void volatile [noderef] <asn:2> *addr
drivers/remoteproc/mtk_scp.c:307:9: sparse: got void *addr
drivers/remoteproc/mtk_scp.c:314:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] <asn:2> *addr @@ got void *addr @@
drivers/remoteproc/mtk_scp.c:314:9: sparse: expected void volatile [noderef] <asn:2> *addr
drivers/remoteproc/mtk_scp.c:314:9: sparse: got void *addr
drivers/remoteproc/mtk_scp.c:316:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] <asn:2> *addr @@ got void *addr @@
drivers/remoteproc/mtk_scp.c:316:17: sparse: expected void volatile [noderef] <asn:2> *addr
drivers/remoteproc/mtk_scp.c:316:17: sparse: got void *addr
drivers/remoteproc/mtk_scp.c:326:9: sparse: sparse: undefined identifier 'dsb'
>> drivers/remoteproc/mtk_scp.c:435:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *addr @@ got void [noderef] <asn:2> * @@
drivers/remoteproc/mtk_scp.c:436:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *addr @@ got void [noderef] <asn:2> * @@
drivers/remoteproc/mtk_scp.c:437:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *addr @@ got void [noderef] <asn:2> * @@
drivers/remoteproc/mtk_scp.c:438:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *addr @@ got void [noderef] <asn:2> * @@
drivers/remoteproc/mtk_scp.c:439:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *addr @@ got void [noderef] <asn:2> * @@
drivers/remoteproc/mtk_scp.c:563:23: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] <asn:2> *cpu_addr @@ got void * @@
drivers/remoteproc/mtk_scp.c:576:56: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *cpu_addr @@ got void [noderef] <asn:2> *cpu_addr @@
vim +306 drivers/remoteproc/mtk_scp.c
300
301 static void mt8192_power_on_sram(void *addr)
302 {
303 int i;
304
305 for (i = 31; i >= 0; i--)
> 306 writel(GENMASK(i, 0), addr);
> 307 writel(0, addr);
308 }
309
310 static void mt8192_power_off_sram(void *addr)
311 {
312 int i;
313
314 writel(0, addr);
315 for (i = 0; i < 32; i++)
316 writel(GENMASK(i, 0), addr);
317 }
318
319 static int mt8192_scp_before_load(struct mtk_scp *scp)
320 {
321 /* clear SPM interrupt, SCP2SPM_IPC_CLR */
322 writel(0xff, scp->reg_base + MT8192_SCP2SPM_IPC_CLR);
323
324 writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
325
326 dsb(sy);
327
328 readl(scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
329
330 /* enable SRAM clock */
331 mt8192_power_on_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_0);
332 mt8192_power_on_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_1);
333 mt8192_power_on_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_2);
334 mt8192_power_on_sram(scp->reg_base + MT8192_L1TCM_SRAM_PDN);
335 mt8192_power_on_sram(scp->reg_base + MT8192_CPU0_SRAM_PD);
336
337 return 0;
338 }
339
340 static int scp_load(struct rproc *rproc, const struct firmware *fw)
341 {
342 struct mtk_scp *scp = rproc->priv;
343 struct device *dev = scp->dev;
344 int ret;
345
346 ret = clk_prepare_enable(scp->clk);
347 if (ret) {
348 dev_err(dev, "failed to enable clocks\n");
349 return ret;
350 }
351
352 /* Hold SCP in reset while loading FW. */
353 scp->data->scp_reset_assert(scp);
354
355 ret = scp->data->scp_before_load(scp);
356 if (ret < 0)
357 return ret;
358
359 ret = scp_elf_load_segments(rproc, fw);
360 clk_disable_unprepare(scp->clk);
361
362 return ret;
363 }
364
365 static int scp_start(struct rproc *rproc)
366 {
367 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
368 struct device *dev = scp->dev;
369 struct scp_run *run = &scp->run;
370 int ret;
371
372 ret = clk_prepare_enable(scp->clk);
373 if (ret) {
374 dev_err(dev, "failed to enable clocks\n");
375 return ret;
376 }
377
378 run->signaled = false;
379
380 scp->data->scp_reset_deassert(scp);
381
382 ret = wait_event_interruptible_timeout(
383 run->wq,
384 run->signaled,
385 msecs_to_jiffies(2000));
386
387 if (ret == 0) {
388 dev_err(dev, "wait SCP initialization timeout!\n");
389 ret = -ETIME;
390 goto stop;
391 }
392 if (ret == -ERESTARTSYS) {
393 dev_err(dev, "wait SCP interrupted by a signal!\n");
394 goto stop;
395 }
396
397 clk_disable_unprepare(scp->clk);
398 dev_info(dev, "SCP is ready. FW version %s\n", run->fw_ver);
399
400 return 0;
401
402 stop:
403 scp->data->scp_reset_assert(scp);
404 clk_disable_unprepare(scp->clk);
405 return ret;
406 }
407
408 static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len)
409 {
410 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
411 int offset;
412
413 if (da < scp->sram_size) {
414 offset = da;
415 if (offset >= 0 && (offset + len) < scp->sram_size)
416 return (void __force *)scp->sram_base + offset;
417 } else if (scp->dram_size) {
418 offset = da - scp->dma_addr;
419 if (offset >= 0 && (offset + len) < scp->dram_size)
420 return (void __force *)scp->cpu_addr + offset;
421 }
422
423 return NULL;
424 }
425
426 static void mt8183_scp_stop(struct mtk_scp *scp)
427 {
428 /* Disable SCP watchdog */
429 writel(0, scp->reg_base + MT8183_WDT_CFG);
430 }
431
432 static void mt8192_scp_stop(struct mtk_scp *scp)
433 {
434 /* Disable SRAM clock */
> 435 mt8192_power_off_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_0);
436 mt8192_power_off_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_1);
437 mt8192_power_off_sram(scp->reg_base + MT8192_L2TCM_SRAM_PD_2);
438 mt8192_power_off_sram(scp->reg_base + MT8192_L1TCM_SRAM_PDN);
439 mt8192_power_off_sram(scp->reg_base + MT8192_CPU0_SRAM_PD);
440
441 /* Disable SCP watchdog */
442 writel(0, scp->reg_base + MT8192_CORE0_WDT_CFG);
443 }
444
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
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^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [chrome-os:chromeos-5.4 39/76] drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces)
2020-11-14 6:33 [chrome-os:chromeos-5.4 39/76] drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces) kernel test robot
@ 2020-11-14 8:02 ` Nicolas Boichat
2020-11-16 2:34 ` Tzung-Bi Shih
0 siblings, 1 reply; 4+ messages in thread
From: Nicolas Boichat @ 2020-11-14 8:02 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 10596 bytes --]
+Tzung-Bi Shih <tzungbi@google.com> +Pi-Hsun Shih <pihsun@google.com>
On Sat, Nov 14, 2020, 14:34 kernel test robot <lkp@intel.com> wrote:
> tree: https://chromium.googlesource.com/chromiumos/third_party/kernel
> chromeos-5.4
> head: 4e186ff60c11535b22b7f81c85606260e363989f
> commit: 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a [39/76] FROMGIT:
> remoteproc/mediatek: Add support for mt8192 SCP
> config: riscv-randconfig-s031-20201113 (attached as .config)
> compiler: riscv64-linux-gcc (GCC) 9.3.0
> reproduce:
> wget
> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross
> -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # apt-get install sparse
> # sparse version: v0.6.3-107-gaf3512a6-dirty
> git remote add chrome-os
> https://chromium.googlesource.com/chromiumos/third_party/kernel
> git fetch --no-tags chrome-os chromeos-5.4
> git checkout 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1
> CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=riscv
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
>
> "sparse warnings: (new ones prefixed by >>)"
> >> drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in
> argument 2 (different address spaces) @@ expected void volatile
> [noderef] <asn:2> *addr @@ got void *addr @@
> >> drivers/remoteproc/mtk_scp.c:306:17: sparse: expected void volatile
> [noderef] <asn:2> *addr
> drivers/remoteproc/mtk_scp.c:306:17: sparse: got void *addr
> drivers/remoteproc/mtk_scp.c:307:9: sparse: sparse: incorrect type in
> argument 2 (different address spaces) @@ expected void volatile
> [noderef] <asn:2> *addr @@ got void *addr @@
> drivers/remoteproc/mtk_scp.c:307:9: sparse: expected void volatile
> [noderef] <asn:2> *addr
> drivers/remoteproc/mtk_scp.c:307:9: sparse: got void *addr
> drivers/remoteproc/mtk_scp.c:314:9: sparse: sparse: incorrect type in
> argument 2 (different address spaces) @@ expected void volatile
> [noderef] <asn:2> *addr @@ got void *addr @@
> drivers/remoteproc/mtk_scp.c:314:9: sparse: expected void volatile
> [noderef] <asn:2> *addr
> drivers/remoteproc/mtk_scp.c:314:9: sparse: got void *addr
> drivers/remoteproc/mtk_scp.c:316:17: sparse: sparse: incorrect type in
> argument 2 (different address spaces) @@ expected void volatile
> [noderef] <asn:2> *addr @@ got void *addr @@
> drivers/remoteproc/mtk_scp.c:316:17: sparse: expected void volatile
> [noderef] <asn:2> *addr
> drivers/remoteproc/mtk_scp.c:316:17: sparse: got void *addr
> drivers/remoteproc/mtk_scp.c:326:9: sparse: sparse: undefined
> identifier 'dsb'
> >> drivers/remoteproc/mtk_scp.c:435:45: sparse: sparse: incorrect type in
> argument 1 (different address spaces) @@ expected void *addr @@ got
> void [noderef] <asn:2> * @@
> drivers/remoteproc/mtk_scp.c:436:45: sparse: sparse: incorrect type in
> argument 1 (different address spaces) @@ expected void *addr @@ got
> void [noderef] <asn:2> * @@
> drivers/remoteproc/mtk_scp.c:437:45: sparse: sparse: incorrect type in
> argument 1 (different address spaces) @@ expected void *addr @@ got
> void [noderef] <asn:2> * @@
> drivers/remoteproc/mtk_scp.c:438:45: sparse: sparse: incorrect type in
> argument 1 (different address spaces) @@ expected void *addr @@ got
> void [noderef] <asn:2> * @@
> drivers/remoteproc/mtk_scp.c:439:45: sparse: sparse: incorrect type in
> argument 1 (different address spaces) @@ expected void *addr @@ got
> void [noderef] <asn:2> * @@
> drivers/remoteproc/mtk_scp.c:563:23: sparse: sparse: incorrect type in
> assignment (different address spaces) @@ expected void [noderef]
> <asn:2> *cpu_addr @@ got void * @@
> drivers/remoteproc/mtk_scp.c:576:56: sparse: sparse: incorrect type in
> argument 3 (different address spaces) @@ expected void *cpu_addr @@
> got void [noderef] <asn:2> *cpu_addr @@
>
> vim +306 drivers/remoteproc/mtk_scp.c
>
> 300
> 301 static void mt8192_power_on_sram(void *addr)
> 302 {
> 303 int i;
> 304
> 305 for (i = 31; i >= 0; i--)
> > 306 writel(GENMASK(i, 0), addr);
> > 307 writel(0, addr);
> 308 }
> 309
> 310 static void mt8192_power_off_sram(void *addr)
> 311 {
> 312 int i;
> 313
> 314 writel(0, addr);
> 315 for (i = 0; i < 32; i++)
> 316 writel(GENMASK(i, 0), addr);
> 317 }
> 318
> 319 static int mt8192_scp_before_load(struct mtk_scp *scp)
> 320 {
> 321 /* clear SPM interrupt, SCP2SPM_IPC_CLR */
> 322 writel(0xff, scp->reg_base + MT8192_SCP2SPM_IPC_CLR);
> 323
> 324 writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
> 325
> 326 dsb(sy);
> 327
> 328 readl(scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
> 329
> 330 /* enable SRAM clock */
> 331 mt8192_power_on_sram(scp->reg_base +
> MT8192_L2TCM_SRAM_PD_0);
> 332 mt8192_power_on_sram(scp->reg_base +
> MT8192_L2TCM_SRAM_PD_1);
> 333 mt8192_power_on_sram(scp->reg_base +
> MT8192_L2TCM_SRAM_PD_2);
> 334 mt8192_power_on_sram(scp->reg_base +
> MT8192_L1TCM_SRAM_PDN);
> 335 mt8192_power_on_sram(scp->reg_base + MT8192_CPU0_SRAM_PD);
> 336
> 337 return 0;
> 338 }
> 339
> 340 static int scp_load(struct rproc *rproc, const struct firmware *fw)
> 341 {
> 342 struct mtk_scp *scp = rproc->priv;
> 343 struct device *dev = scp->dev;
> 344 int ret;
> 345
> 346 ret = clk_prepare_enable(scp->clk);
> 347 if (ret) {
> 348 dev_err(dev, "failed to enable clocks\n");
> 349 return ret;
> 350 }
> 351
> 352 /* Hold SCP in reset while loading FW. */
> 353 scp->data->scp_reset_assert(scp);
> 354
> 355 ret = scp->data->scp_before_load(scp);
> 356 if (ret < 0)
> 357 return ret;
> 358
> 359 ret = scp_elf_load_segments(rproc, fw);
> 360 clk_disable_unprepare(scp->clk);
> 361
> 362 return ret;
> 363 }
> 364
> 365 static int scp_start(struct rproc *rproc)
> 366 {
> 367 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
> 368 struct device *dev = scp->dev;
> 369 struct scp_run *run = &scp->run;
> 370 int ret;
> 371
> 372 ret = clk_prepare_enable(scp->clk);
> 373 if (ret) {
> 374 dev_err(dev, "failed to enable clocks\n");
> 375 return ret;
> 376 }
> 377
> 378 run->signaled = false;
> 379
> 380 scp->data->scp_reset_deassert(scp);
> 381
> 382 ret = wait_event_interruptible_timeout(
> 383 run->wq,
> 384 run->signaled,
> 385 msecs_to_jiffies(2000));
> 386
> 387 if (ret == 0) {
> 388 dev_err(dev, "wait SCP initialization timeout!\n");
> 389 ret = -ETIME;
> 390 goto stop;
> 391 }
> 392 if (ret == -ERESTARTSYS) {
> 393 dev_err(dev, "wait SCP interrupted by a
> signal!\n");
> 394 goto stop;
> 395 }
> 396
> 397 clk_disable_unprepare(scp->clk);
> 398 dev_info(dev, "SCP is ready. FW version %s\n",
> run->fw_ver);
> 399
> 400 return 0;
> 401
> 402 stop:
> 403 scp->data->scp_reset_assert(scp);
> 404 clk_disable_unprepare(scp->clk);
> 405 return ret;
> 406 }
> 407
> 408 static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len)
> 409 {
> 410 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
> 411 int offset;
> 412
> 413 if (da < scp->sram_size) {
> 414 offset = da;
> 415 if (offset >= 0 && (offset + len) < scp->sram_size)
> 416 return (void __force *)scp->sram_base +
> offset;
> 417 } else if (scp->dram_size) {
> 418 offset = da - scp->dma_addr;
> 419 if (offset >= 0 && (offset + len) < scp->dram_size)
> 420 return (void __force *)scp->cpu_addr +
> offset;
> 421 }
> 422
> 423 return NULL;
> 424 }
> 425
> 426 static void mt8183_scp_stop(struct mtk_scp *scp)
> 427 {
> 428 /* Disable SCP watchdog */
> 429 writel(0, scp->reg_base + MT8183_WDT_CFG);
> 430 }
> 431
> 432 static void mt8192_scp_stop(struct mtk_scp *scp)
> 433 {
> 434 /* Disable SRAM clock */
> > 435 mt8192_power_off_sram(scp->reg_base +
> MT8192_L2TCM_SRAM_PD_0);
> 436 mt8192_power_off_sram(scp->reg_base +
> MT8192_L2TCM_SRAM_PD_1);
> 437 mt8192_power_off_sram(scp->reg_base +
> MT8192_L2TCM_SRAM_PD_2);
> 438 mt8192_power_off_sram(scp->reg_base +
> MT8192_L1TCM_SRAM_PDN);
> 439 mt8192_power_off_sram(scp->reg_base + MT8192_CPU0_SRAM_PD);
> 440
> 441 /* Disable SCP watchdog */
> 442 writel(0, scp->reg_base + MT8192_CORE0_WDT_CFG);
> 443 }
> 444
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
>
> --
> You received this message because you are subscribed to the Google Groups
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> To unsubscribe from this group and stop receiving emails from it, send an
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> .
>
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^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [chrome-os:chromeos-5.4 39/76] drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces)
2020-11-14 8:02 ` Nicolas Boichat
@ 2020-11-16 2:34 ` Tzung-Bi Shih
2020-11-16 4:43 ` Tzung-Bi Shih
0 siblings, 1 reply; 4+ messages in thread
From: Tzung-Bi Shih @ 2020-11-16 2:34 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 11084 bytes --]
On Sat, Nov 14, 2020 at 4:02 PM Nicolas Boichat <drinkcat@google.com> wrote:
> +Tzung-Bi Shih <tzungbi@google.com> +Pi-Hsun Shih <pihsun@google.com>
>
> On Sat, Nov 14, 2020, 14:34 kernel test robot <lkp@intel.com> wrote:
>
>> tree: https://chromium.googlesource.com/chromiumos/third_party/kernel
>> chromeos-5.4
>> head: 4e186ff60c11535b22b7f81c85606260e363989f
>> commit: 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a [39/76] FROMGIT:
>> remoteproc/mediatek: Add support for mt8192 SCP
>> config: riscv-randconfig-s031-20201113 (attached as .config)
>> compiler: riscv64-linux-gcc (GCC) 9.3.0
>> reproduce:
>> wget
>> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross
>> -O ~/bin/make.cross
>> chmod +x ~/bin/make.cross
>> # apt-get install sparse
>> # sparse version: v0.6.3-107-gaf3512a6-dirty
>> git remote add chrome-os
>> https://chromium.googlesource.com/chromiumos/third_party/kernel
>> git fetch --no-tags chrome-os chromeos-5.4
>> git checkout 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a
>> # save the attached .config to linux build tree
>>
> I didn't find "attached .config" (which shouldn't matter to the issue).
Will try to fix all sparse errors in mtk_scp.c.
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1
>> CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=riscv
>>
>> If you fix the issue, kindly add following tag as appropriate
>> Reported-by: kernel test robot <lkp@intel.com>
>>
>>
>> "sparse warnings: (new ones prefixed by >>)"
>> >> drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in
>> argument 2 (different address spaces) @@ expected void volatile
>> [noderef] <asn:2> *addr @@ got void *addr @@
>> >> drivers/remoteproc/mtk_scp.c:306:17: sparse: expected void
>> volatile [noderef] <asn:2> *addr
>> drivers/remoteproc/mtk_scp.c:306:17: sparse: got void *addr
>> drivers/remoteproc/mtk_scp.c:307:9: sparse: sparse: incorrect type in
>> argument 2 (different address spaces) @@ expected void volatile
>> [noderef] <asn:2> *addr @@ got void *addr @@
>> drivers/remoteproc/mtk_scp.c:307:9: sparse: expected void volatile
>> [noderef] <asn:2> *addr
>> drivers/remoteproc/mtk_scp.c:307:9: sparse: got void *addr
>> drivers/remoteproc/mtk_scp.c:314:9: sparse: sparse: incorrect type in
>> argument 2 (different address spaces) @@ expected void volatile
>> [noderef] <asn:2> *addr @@ got void *addr @@
>> drivers/remoteproc/mtk_scp.c:314:9: sparse: expected void volatile
>> [noderef] <asn:2> *addr
>> drivers/remoteproc/mtk_scp.c:314:9: sparse: got void *addr
>> drivers/remoteproc/mtk_scp.c:316:17: sparse: sparse: incorrect type in
>> argument 2 (different address spaces) @@ expected void volatile
>> [noderef] <asn:2> *addr @@ got void *addr @@
>> drivers/remoteproc/mtk_scp.c:316:17: sparse: expected void
>> volatile [noderef] <asn:2> *addr
>> drivers/remoteproc/mtk_scp.c:316:17: sparse: got void *addr
>> drivers/remoteproc/mtk_scp.c:326:9: sparse: sparse: undefined
>> identifier 'dsb'
>> >> drivers/remoteproc/mtk_scp.c:435:45: sparse: sparse: incorrect type in
>> argument 1 (different address spaces) @@ expected void *addr @@ got
>> void [noderef] <asn:2> * @@
>> drivers/remoteproc/mtk_scp.c:436:45: sparse: sparse: incorrect type in
>> argument 1 (different address spaces) @@ expected void *addr @@ got
>> void [noderef] <asn:2> * @@
>> drivers/remoteproc/mtk_scp.c:437:45: sparse: sparse: incorrect type in
>> argument 1 (different address spaces) @@ expected void *addr @@ got
>> void [noderef] <asn:2> * @@
>> drivers/remoteproc/mtk_scp.c:438:45: sparse: sparse: incorrect type in
>> argument 1 (different address spaces) @@ expected void *addr @@ got
>> void [noderef] <asn:2> * @@
>> drivers/remoteproc/mtk_scp.c:439:45: sparse: sparse: incorrect type in
>> argument 1 (different address spaces) @@ expected void *addr @@ got
>> void [noderef] <asn:2> * @@
>> drivers/remoteproc/mtk_scp.c:563:23: sparse: sparse: incorrect type in
>> assignment (different address spaces) @@ expected void [noderef]
>> <asn:2> *cpu_addr @@ got void * @@
>> drivers/remoteproc/mtk_scp.c:576:56: sparse: sparse: incorrect type in
>> argument 3 (different address spaces) @@ expected void *cpu_addr @@
>> got void [noderef] <asn:2> *cpu_addr @@
>>
>> vim +306 drivers/remoteproc/mtk_scp.c
>>
>> 300
>> 301 static void mt8192_power_on_sram(void *addr)
>> 302 {
>> 303 int i;
>> 304
>> 305 for (i = 31; i >= 0; i--)
>> > 306 writel(GENMASK(i, 0), addr);
>> > 307 writel(0, addr);
>> 308 }
>> 309
>> 310 static void mt8192_power_off_sram(void *addr)
>> 311 {
>> 312 int i;
>> 313
>> 314 writel(0, addr);
>> 315 for (i = 0; i < 32; i++)
>> 316 writel(GENMASK(i, 0), addr);
>> 317 }
>> 318
>> 319 static int mt8192_scp_before_load(struct mtk_scp *scp)
>> 320 {
>> 321 /* clear SPM interrupt, SCP2SPM_IPC_CLR */
>> 322 writel(0xff, scp->reg_base + MT8192_SCP2SPM_IPC_CLR);
>> 323
>> 324 writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
>> 325
>> 326 dsb(sy);
>> 327
>> 328 readl(scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
>> 329
>> 330 /* enable SRAM clock */
>> 331 mt8192_power_on_sram(scp->reg_base +
>> MT8192_L2TCM_SRAM_PD_0);
>> 332 mt8192_power_on_sram(scp->reg_base +
>> MT8192_L2TCM_SRAM_PD_1);
>> 333 mt8192_power_on_sram(scp->reg_base +
>> MT8192_L2TCM_SRAM_PD_2);
>> 334 mt8192_power_on_sram(scp->reg_base +
>> MT8192_L1TCM_SRAM_PDN);
>> 335 mt8192_power_on_sram(scp->reg_base + MT8192_CPU0_SRAM_PD);
>> 336
>> 337 return 0;
>> 338 }
>> 339
>> 340 static int scp_load(struct rproc *rproc, const struct firmware
>> *fw)
>> 341 {
>> 342 struct mtk_scp *scp = rproc->priv;
>> 343 struct device *dev = scp->dev;
>> 344 int ret;
>> 345
>> 346 ret = clk_prepare_enable(scp->clk);
>> 347 if (ret) {
>> 348 dev_err(dev, "failed to enable clocks\n");
>> 349 return ret;
>> 350 }
>> 351
>> 352 /* Hold SCP in reset while loading FW. */
>> 353 scp->data->scp_reset_assert(scp);
>> 354
>> 355 ret = scp->data->scp_before_load(scp);
>> 356 if (ret < 0)
>> 357 return ret;
>> 358
>> 359 ret = scp_elf_load_segments(rproc, fw);
>> 360 clk_disable_unprepare(scp->clk);
>> 361
>> 362 return ret;
>> 363 }
>> 364
>> 365 static int scp_start(struct rproc *rproc)
>> 366 {
>> 367 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
>> 368 struct device *dev = scp->dev;
>> 369 struct scp_run *run = &scp->run;
>> 370 int ret;
>> 371
>> 372 ret = clk_prepare_enable(scp->clk);
>> 373 if (ret) {
>> 374 dev_err(dev, "failed to enable clocks\n");
>> 375 return ret;
>> 376 }
>> 377
>> 378 run->signaled = false;
>> 379
>> 380 scp->data->scp_reset_deassert(scp);
>> 381
>> 382 ret = wait_event_interruptible_timeout(
>> 383 run->wq,
>> 384 run->signaled,
>> 385 msecs_to_jiffies(2000));
>> 386
>> 387 if (ret == 0) {
>> 388 dev_err(dev, "wait SCP initialization
>> timeout!\n");
>> 389 ret = -ETIME;
>> 390 goto stop;
>> 391 }
>> 392 if (ret == -ERESTARTSYS) {
>> 393 dev_err(dev, "wait SCP interrupted by a
>> signal!\n");
>> 394 goto stop;
>> 395 }
>> 396
>> 397 clk_disable_unprepare(scp->clk);
>> 398 dev_info(dev, "SCP is ready. FW version %s\n",
>> run->fw_ver);
>> 399
>> 400 return 0;
>> 401
>> 402 stop:
>> 403 scp->data->scp_reset_assert(scp);
>> 404 clk_disable_unprepare(scp->clk);
>> 405 return ret;
>> 406 }
>> 407
>> 408 static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t len)
>> 409 {
>> 410 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
>> 411 int offset;
>> 412
>> 413 if (da < scp->sram_size) {
>> 414 offset = da;
>> 415 if (offset >= 0 && (offset + len) <
>> scp->sram_size)
>> 416 return (void __force *)scp->sram_base +
>> offset;
>> 417 } else if (scp->dram_size) {
>> 418 offset = da - scp->dma_addr;
>> 419 if (offset >= 0 && (offset + len) <
>> scp->dram_size)
>> 420 return (void __force *)scp->cpu_addr +
>> offset;
>> 421 }
>> 422
>> 423 return NULL;
>> 424 }
>> 425
>> 426 static void mt8183_scp_stop(struct mtk_scp *scp)
>> 427 {
>> 428 /* Disable SCP watchdog */
>> 429 writel(0, scp->reg_base + MT8183_WDT_CFG);
>> 430 }
>> 431
>> 432 static void mt8192_scp_stop(struct mtk_scp *scp)
>> 433 {
>> 434 /* Disable SRAM clock */
>> > 435 mt8192_power_off_sram(scp->reg_base +
>> MT8192_L2TCM_SRAM_PD_0);
>> 436 mt8192_power_off_sram(scp->reg_base +
>> MT8192_L2TCM_SRAM_PD_1);
>> 437 mt8192_power_off_sram(scp->reg_base +
>> MT8192_L2TCM_SRAM_PD_2);
>> 438 mt8192_power_off_sram(scp->reg_base +
>> MT8192_L1TCM_SRAM_PDN);
>> 439 mt8192_power_off_sram(scp->reg_base +
>> MT8192_CPU0_SRAM_PD);
>> 440
>> 441 /* Disable SCP watchdog */
>> 442 writel(0, scp->reg_base + MT8192_CORE0_WDT_CFG);
>> 443 }
>> 444
>>
>> ---
>> 0-DAY CI Kernel Test Service, Intel Corporation
>> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
>>
>> --
>> You received this message because you are subscribed to the Google Groups
>> "cros-kernel-buildreports" group.
>> To unsubscribe from this group and stop receiving emails from it, send an
>> email to cros-kernel-buildreports+unsubscribe(a)googlegroups.com.
>> To view this discussion on the web visit
>> https://groups.google.com/d/msgid/cros-kernel-buildreports/202011141426.bXwTnVOF-lkp%40intel.com
>> .
>>
>
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^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [chrome-os:chromeos-5.4 39/76] drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces)
2020-11-16 2:34 ` Tzung-Bi Shih
@ 2020-11-16 4:43 ` Tzung-Bi Shih
0 siblings, 0 replies; 4+ messages in thread
From: Tzung-Bi Shih @ 2020-11-16 4:43 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 11569 bytes --]
On Mon, Nov 16, 2020 at 10:34 AM Tzung-Bi Shih <tzungbi@google.com> wrote:
> On Sat, Nov 14, 2020 at 4:02 PM Nicolas Boichat <drinkcat@google.com>
> wrote:
>
>> +Tzung-Bi Shih <tzungbi@google.com> +Pi-Hsun Shih <pihsun@google.com>
>>
>> On Sat, Nov 14, 2020, 14:34 kernel test robot <lkp@intel.com> wrote:
>>
>>> tree: https://chromium.googlesource.com/chromiumos/third_party/kernel
>>> chromeos-5.4
>>> head: 4e186ff60c11535b22b7f81c85606260e363989f
>>> commit: 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a [39/76] FROMGIT:
>>> remoteproc/mediatek: Add support for mt8192 SCP
>>> config: riscv-randconfig-s031-20201113 (attached as .config)
>>> compiler: riscv64-linux-gcc (GCC) 9.3.0
>>> reproduce:
>>> wget
>>> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross
>>> -O ~/bin/make.cross
>>> chmod +x ~/bin/make.cross
>>> # apt-get install sparse
>>> # sparse version: v0.6.3-107-gaf3512a6-dirty
>>> git remote add chrome-os
>>> https://chromium.googlesource.com/chromiumos/third_party/kernel
>>> git fetch --no-tags chrome-os chromeos-5.4
>>> git checkout 0b60154e37d6ff2e12c8fb52d7c715d61fd96a6a
>>> # save the attached .config to linux build tree
>>>
>> I didn't find "attached .config" (which shouldn't matter to the issue).
> Will try to fix all sparse errors in mtk_scp.c.
>
Proposed a fix: patchwork
<https://patchwork.kernel.org/project/linux-mediatek/patch/20201116044121.2457272-1-tzungbi@google.com/>
>
>
>> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross
>>> C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=riscv
>>>
>>> If you fix the issue, kindly add following tag as appropriate
>>> Reported-by: kernel test robot <lkp@intel.com>
>>>
>>>
>>> "sparse warnings: (new ones prefixed by >>)"
>>> >> drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type
>>> in argument 2 (different address spaces) @@ expected void volatile
>>> [noderef] <asn:2> *addr @@ got void *addr @@
>>> >> drivers/remoteproc/mtk_scp.c:306:17: sparse: expected void
>>> volatile [noderef] <asn:2> *addr
>>> drivers/remoteproc/mtk_scp.c:306:17: sparse: got void *addr
>>> drivers/remoteproc/mtk_scp.c:307:9: sparse: sparse: incorrect type in
>>> argument 2 (different address spaces) @@ expected void volatile
>>> [noderef] <asn:2> *addr @@ got void *addr @@
>>> drivers/remoteproc/mtk_scp.c:307:9: sparse: expected void
>>> volatile [noderef] <asn:2> *addr
>>> drivers/remoteproc/mtk_scp.c:307:9: sparse: got void *addr
>>> drivers/remoteproc/mtk_scp.c:314:9: sparse: sparse: incorrect type in
>>> argument 2 (different address spaces) @@ expected void volatile
>>> [noderef] <asn:2> *addr @@ got void *addr @@
>>> drivers/remoteproc/mtk_scp.c:314:9: sparse: expected void
>>> volatile [noderef] <asn:2> *addr
>>> drivers/remoteproc/mtk_scp.c:314:9: sparse: got void *addr
>>> drivers/remoteproc/mtk_scp.c:316:17: sparse: sparse: incorrect type
>>> in argument 2 (different address spaces) @@ expected void volatile
>>> [noderef] <asn:2> *addr @@ got void *addr @@
>>> drivers/remoteproc/mtk_scp.c:316:17: sparse: expected void
>>> volatile [noderef] <asn:2> *addr
>>> drivers/remoteproc/mtk_scp.c:316:17: sparse: got void *addr
>>> drivers/remoteproc/mtk_scp.c:326:9: sparse: sparse: undefined
>>> identifier 'dsb'
>>> >> drivers/remoteproc/mtk_scp.c:435:45: sparse: sparse: incorrect type
>>> in argument 1 (different address spaces) @@ expected void *addr @@
>>> got void [noderef] <asn:2> * @@
>>> drivers/remoteproc/mtk_scp.c:436:45: sparse: sparse: incorrect type
>>> in argument 1 (different address spaces) @@ expected void *addr @@
>>> got void [noderef] <asn:2> * @@
>>> drivers/remoteproc/mtk_scp.c:437:45: sparse: sparse: incorrect type
>>> in argument 1 (different address spaces) @@ expected void *addr @@
>>> got void [noderef] <asn:2> * @@
>>> drivers/remoteproc/mtk_scp.c:438:45: sparse: sparse: incorrect type
>>> in argument 1 (different address spaces) @@ expected void *addr @@
>>> got void [noderef] <asn:2> * @@
>>> drivers/remoteproc/mtk_scp.c:439:45: sparse: sparse: incorrect type
>>> in argument 1 (different address spaces) @@ expected void *addr @@
>>> got void [noderef] <asn:2> * @@
>>> drivers/remoteproc/mtk_scp.c:563:23: sparse: sparse: incorrect type
>>> in assignment (different address spaces) @@ expected void [noderef]
>>> <asn:2> *cpu_addr @@ got void * @@
>>> drivers/remoteproc/mtk_scp.c:576:56: sparse: sparse: incorrect type
>>> in argument 3 (different address spaces) @@ expected void *cpu_addr @@
>>> got void [noderef] <asn:2> *cpu_addr @@
>>>
>>> vim +306 drivers/remoteproc/mtk_scp.c
>>>
>>> 300
>>> 301 static void mt8192_power_on_sram(void *addr)
>>> 302 {
>>> 303 int i;
>>> 304
>>> 305 for (i = 31; i >= 0; i--)
>>> > 306 writel(GENMASK(i, 0), addr);
>>> > 307 writel(0, addr);
>>> 308 }
>>> 309
>>> 310 static void mt8192_power_off_sram(void *addr)
>>> 311 {
>>> 312 int i;
>>> 313
>>> 314 writel(0, addr);
>>> 315 for (i = 0; i < 32; i++)
>>> 316 writel(GENMASK(i, 0), addr);
>>> 317 }
>>> 318
>>> 319 static int mt8192_scp_before_load(struct mtk_scp *scp)
>>> 320 {
>>> 321 /* clear SPM interrupt, SCP2SPM_IPC_CLR */
>>> 322 writel(0xff, scp->reg_base + MT8192_SCP2SPM_IPC_CLR);
>>> 323
>>> 324 writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
>>> 325
>>> 326 dsb(sy);
>>> 327
>>> 328 readl(scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
>>> 329
>>> 330 /* enable SRAM clock */
>>> 331 mt8192_power_on_sram(scp->reg_base +
>>> MT8192_L2TCM_SRAM_PD_0);
>>> 332 mt8192_power_on_sram(scp->reg_base +
>>> MT8192_L2TCM_SRAM_PD_1);
>>> 333 mt8192_power_on_sram(scp->reg_base +
>>> MT8192_L2TCM_SRAM_PD_2);
>>> 334 mt8192_power_on_sram(scp->reg_base +
>>> MT8192_L1TCM_SRAM_PDN);
>>> 335 mt8192_power_on_sram(scp->reg_base +
>>> MT8192_CPU0_SRAM_PD);
>>> 336
>>> 337 return 0;
>>> 338 }
>>> 339
>>> 340 static int scp_load(struct rproc *rproc, const struct firmware
>>> *fw)
>>> 341 {
>>> 342 struct mtk_scp *scp = rproc->priv;
>>> 343 struct device *dev = scp->dev;
>>> 344 int ret;
>>> 345
>>> 346 ret = clk_prepare_enable(scp->clk);
>>> 347 if (ret) {
>>> 348 dev_err(dev, "failed to enable clocks\n");
>>> 349 return ret;
>>> 350 }
>>> 351
>>> 352 /* Hold SCP in reset while loading FW. */
>>> 353 scp->data->scp_reset_assert(scp);
>>> 354
>>> 355 ret = scp->data->scp_before_load(scp);
>>> 356 if (ret < 0)
>>> 357 return ret;
>>> 358
>>> 359 ret = scp_elf_load_segments(rproc, fw);
>>> 360 clk_disable_unprepare(scp->clk);
>>> 361
>>> 362 return ret;
>>> 363 }
>>> 364
>>> 365 static int scp_start(struct rproc *rproc)
>>> 366 {
>>> 367 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
>>> 368 struct device *dev = scp->dev;
>>> 369 struct scp_run *run = &scp->run;
>>> 370 int ret;
>>> 371
>>> 372 ret = clk_prepare_enable(scp->clk);
>>> 373 if (ret) {
>>> 374 dev_err(dev, "failed to enable clocks\n");
>>> 375 return ret;
>>> 376 }
>>> 377
>>> 378 run->signaled = false;
>>> 379
>>> 380 scp->data->scp_reset_deassert(scp);
>>> 381
>>> 382 ret = wait_event_interruptible_timeout(
>>> 383 run->wq,
>>> 384 run->signaled,
>>> 385 msecs_to_jiffies(2000));
>>> 386
>>> 387 if (ret == 0) {
>>> 388 dev_err(dev, "wait SCP initialization
>>> timeout!\n");
>>> 389 ret = -ETIME;
>>> 390 goto stop;
>>> 391 }
>>> 392 if (ret == -ERESTARTSYS) {
>>> 393 dev_err(dev, "wait SCP interrupted by a
>>> signal!\n");
>>> 394 goto stop;
>>> 395 }
>>> 396
>>> 397 clk_disable_unprepare(scp->clk);
>>> 398 dev_info(dev, "SCP is ready. FW version %s\n",
>>> run->fw_ver);
>>> 399
>>> 400 return 0;
>>> 401
>>> 402 stop:
>>> 403 scp->data->scp_reset_assert(scp);
>>> 404 clk_disable_unprepare(scp->clk);
>>> 405 return ret;
>>> 406 }
>>> 407
>>> 408 static void *scp_da_to_va(struct rproc *rproc, u64 da, size_t
>>> len)
>>> 409 {
>>> 410 struct mtk_scp *scp = (struct mtk_scp *)rproc->priv;
>>> 411 int offset;
>>> 412
>>> 413 if (da < scp->sram_size) {
>>> 414 offset = da;
>>> 415 if (offset >= 0 && (offset + len) <
>>> scp->sram_size)
>>> 416 return (void __force *)scp->sram_base +
>>> offset;
>>> 417 } else if (scp->dram_size) {
>>> 418 offset = da - scp->dma_addr;
>>> 419 if (offset >= 0 && (offset + len) <
>>> scp->dram_size)
>>> 420 return (void __force *)scp->cpu_addr +
>>> offset;
>>> 421 }
>>> 422
>>> 423 return NULL;
>>> 424 }
>>> 425
>>> 426 static void mt8183_scp_stop(struct mtk_scp *scp)
>>> 427 {
>>> 428 /* Disable SCP watchdog */
>>> 429 writel(0, scp->reg_base + MT8183_WDT_CFG);
>>> 430 }
>>> 431
>>> 432 static void mt8192_scp_stop(struct mtk_scp *scp)
>>> 433 {
>>> 434 /* Disable SRAM clock */
>>> > 435 mt8192_power_off_sram(scp->reg_base +
>>> MT8192_L2TCM_SRAM_PD_0);
>>> 436 mt8192_power_off_sram(scp->reg_base +
>>> MT8192_L2TCM_SRAM_PD_1);
>>> 437 mt8192_power_off_sram(scp->reg_base +
>>> MT8192_L2TCM_SRAM_PD_2);
>>> 438 mt8192_power_off_sram(scp->reg_base +
>>> MT8192_L1TCM_SRAM_PDN);
>>> 439 mt8192_power_off_sram(scp->reg_base +
>>> MT8192_CPU0_SRAM_PD);
>>> 440
>>> 441 /* Disable SCP watchdog */
>>> 442 writel(0, scp->reg_base + MT8192_CORE0_WDT_CFG);
>>> 443 }
>>> 444
>>>
>>> ---
>>> 0-DAY CI Kernel Test Service, Intel Corporation
>>> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
>>>
>>> --
>>> You received this message because you are subscribed to the Google
>>> Groups "cros-kernel-buildreports" group.
>>> To unsubscribe from this group and stop receiving emails from it, send
>>> an email to cros-kernel-buildreports+unsubscribe(a)googlegroups.com.
>>> To view this discussion on the web visit
>>> https://groups.google.com/d/msgid/cros-kernel-buildreports/202011141426.bXwTnVOF-lkp%40intel.com
>>> .
>>>
>>
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2020-11-14 6:33 [chrome-os:chromeos-5.4 39/76] drivers/remoteproc/mtk_scp.c:306:17: sparse: sparse: incorrect type in argument 2 (different address spaces) kernel test robot
2020-11-14 8:02 ` Nicolas Boichat
2020-11-16 2:34 ` Tzung-Bi Shih
2020-11-16 4:43 ` Tzung-Bi Shih
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