arch/arm/mach-s3c/irq-s3c24xx.c:529:31: sparse: sparse: incorrect type in initializer (different address spaces)

From: kernel test robot
Date: Tue Jul 13 2021 - 06:53:54 EST

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tree: .config.gz Description: application/gzipGreg Kroah-Hartman: "Re: [PATCHv6 3/3] misc: gehc-achc: new driver" Mark Rutland: "[PATCH 5/5] locking/atomic: add generic arch_*() bitops" href="date.html#07025">[ date ] [ thread ] [ subject ] [ author ] it.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git">https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master c81eca ARM: s3c: move into a common directory (attached as .config) 9.3.0 s://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross">https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross 4329-dirty /git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71b9114d2c13a648fbe6523dd859e611c316ad90">https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71b9114d2c13a648fbe6523dd859e611c316ad90 rel="nofollow" href="https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git">https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master 23dd859e611c316ad90 to linux build tree COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm following tag as appropriate xxxxxx> by >>) sparse: sparse: symbol 's3c24xx_handle_irq' was not declared. Should it be static? sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got void * @@ expected void [noderef] __iomem *base got void * sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *base @@ got void * @@ expected void [noderef] __iomem *base got void * sparse: sparse: symbol 's3c2410_init_intc_of' was not declared. Should it be static? sparse: sparse: symbol 's3c2416_init_intc_of' was not declared. Should it be static? r> Heiko Stuebner 2013-03-07 359 Heiko Stuebner 2013-03-07 @360 asmlinkage void __exception_irq_entry s3c24xx_handle_irq(struct pt_regs *regs) Heiko Stuebner 2013-03-07 361 { Heiko Stuebner 2013-03-07 362 do { Heiko Stuebner 2013-04-04 363 if (likely(s3c_intc[0])) Heiko Stuebner 2013-04-04 364 if (s3c24xx_handle_intc(s3c_intc[0], regs, 0)) Heiko Stuebner 2013-03-07 365 continue; Heiko Stuebner 2013-03-07 366 Heiko Stuebner 2013-04-04 367 if (s3c_intc[2]) Heiko Stuebner 2013-04-04 368 if (s3c24xx_handle_intc(s3c_intc[2], regs, 64)) Heiko Stuebner 2013-03-07 369 continue; Heiko Stuebner 2013-03-07 370 Heiko Stuebner 2013-03-07 371 break; Heiko Stuebner 2013-03-07 372 } while (1); Heiko Stuebner 2013-03-07 373 } Heiko Stuebner 2013-03-07 374 Ben Dooks 2009-08-03 375 #ifdef CONFIG_FIQ Ben Dooks 2009-08-03 376 /** Ben Dooks 2009-08-03 377 * s3c24xx_set_fiq - set the FIQ routing Ben Dooks 2009-08-03 378 * @irq: IRQ number to route to FIQ on processor. Arnd Bergmann 2020-08-06 379 * @ack_ptr: pointer to a location for storing the bit mask Ben Dooks 2009-08-03 380 * @on: Whether to route @irq to the FIQ, or to remove the FIQ routing. Ben Dooks 2009-08-03 381 * Ben Dooks 2009-08-03 382 * Change the state of the IRQ to FIQ routing depending on @irq and @on. If Ben Dooks 2009-08-03 383 * @on is true, the @irq is checked to see if it can be routed and the Ben Dooks 2009-08-03 384 * interrupt controller updated to route the IRQ. If @on is false, the FIQ Ben Dooks 2009-08-03 385 * routing is cleared, regardless of which @irq is specified. Arnd Bergmann 2020-08-06 386 * Arnd Bergmann 2020-08-06 387 * returns the mask value for the register. Ben Dooks 2009-08-03 388 */ Arnd Bergmann 2020-08-06 389 int s3c24xx_set_fiq(unsigned int irq, u32 *ack_ptr, bool on) Ben Dooks 2009-08-03 390 { Ben Dooks 2009-08-03 391 u32 intmod; Ben Dooks 2009-08-03 392 unsigned offs; Ben Dooks 2009-08-03 393 Ben Dooks 2009-08-03 394 if (on) { Ben Dooks 2009-08-03 395 offs = irq - FIQ_START; Ben Dooks 2009-08-03 396 if (offs > 31) Arnd Bergmann 2020-08-06 397 return 0; Ben Dooks 2009-08-03 398 Ben Dooks 2009-08-03 399 intmod = 1 << offs; Ben Dooks 2009-08-03 400 } else { Ben Dooks 2009-08-03 401 intmod = 0; Ben Dooks 2009-08-03 402 } Ben Dooks 2009-08-03 403 Arnd Bergmann 2020-08-06 404 if (ack_ptr) Arnd Bergmann 2020-08-06 405 *ack_ptr = intmod; Ben Dooks 2016-06-21 406 writel_relaxed(intmod, S3C2410_INTMOD); Arnd Bergmann 2020-08-06 407 Arnd Bergmann 2020-08-06 408 return intmod; Ben Dooks 2009-08-03 409 } Ben Dooks 2009-12-07 410 Ben Dooks 2009-12-07 411 EXPORT_SYMBOL_GPL(s3c24xx_set_fiq); Ben Dooks 2009-08-03 412 #endif Ben Dooks 2009-08-03 413 Heiko Stuebner 2013-01-29 414 static int s3c24xx_irq_map(struct irq_domain *h, unsigned int virq, Heiko Stuebner 2013-01-29 415 irq_hw_number_t hw) Ben Dooks 2007-02-11 416 { Heiko Stuebner 2013-01-29 417 struct s3c_irq_intc *intc = h->host_data; Heiko Stuebner 2013-01-29 418 struct s3c_irq_data *irq_data = &intc->irqs[hw]; Heiko Stuebner 2013-01-29 419 struct s3c_irq_intc *parent_intc; Heiko Stuebner 2013-01-29 420 struct s3c_irq_data *parent_irq_data; Heiko Stuebner 2013-01-29 421 unsigned int irqno; Heiko Stuebner 2013-01-29 422 Heiko Stuebner 2013-01-29 423 /* attach controller pointer to irq_data */ Heiko Stuebner 2013-01-29 424 irq_data->intc = intc; Heiko Stuebner 2013-04-04 425 irq_data->offset = hw; Ben Dooks 2007-02-11 426 Heiko Stuebner 2013-03-07 427 parent_intc = intc->parent; Ben Dooks 2007-02-11 428 Heiko Stuebner 2013-01-29 429 /* set handler and flags */ Heiko Stuebner 2013-01-29 430 switch (irq_data->type) { Heiko Stuebner 2013-01-29 431 case S3C_IRQTYPE_NONE: Heiko Stuebner 2013-01-29 432 return 0; Heiko Stuebner 2013-01-29 433 case S3C_IRQTYPE_EINT: Heiko Stuebner 2013-02-12 434 /* On the S3C2412, the EINT0to3 have a parent irq Heiko Stuebner 2013-02-12 435 * but need the s3c_irq_eint0t4 chip Heiko Stuebner 2013-02-12 436 */ Heiko Stuebner 2013-03-07 437 if (parent_intc && (!soc_is_s3c2412() || hw >= 4)) Heiko Stuebner 2013-01-29 438 irq_set_chip_and_handler(virq, &s3c_irqext_chip, Heiko Stuebner 2013-01-29 439 handle_edge_irq); Heiko Stuebner 2013-01-29 440 else Heiko Stuebner 2013-01-29 441 irq_set_chip_and_handler(virq, &s3c_irq_eint0t4, Heiko Stuebner 2013-01-29 442 handle_edge_irq); Heiko Stuebner 2013-01-29 443 break; Heiko Stuebner 2013-01-29 444 case S3C_IRQTYPE_EDGE: Heiko Stuebner 2013-03-07 445 if (parent_intc || intc->reg_pending == S3C2416_SRCPND2) Heiko Stuebner 2013-01-29 446 irq_set_chip_and_handler(virq, &s3c_irq_level_chip, Heiko Stuebner 2013-01-29 447 handle_edge_irq); Heiko Stuebner 2013-01-29 448 else Heiko Stuebner 2013-01-29 449 irq_set_chip_and_handler(virq, &s3c_irq_chip, Heiko Stuebner 2013-01-29 450 handle_edge_irq); Heiko Stuebner 2013-01-29 451 break; Heiko Stuebner 2013-01-29 452 case S3C_IRQTYPE_LEVEL: Heiko Stuebner 2013-03-07 453 if (parent_intc) Heiko Stuebner 2013-01-29 454 irq_set_chip_and_handler(virq, &s3c_irq_level_chip, Heiko Stuebner 2013-01-29 455 handle_level_irq); Heiko Stuebner 2013-01-29 456 else Heiko Stuebner 2013-01-29 457 irq_set_chip_and_handler(virq, &s3c_irq_chip, Heiko Stuebner 2013-01-29 458 handle_level_irq); Heiko Stuebner 2013-01-29 459 break; Heiko Stuebner 2013-01-29 460 default: Heiko Stuebner 2013-01-29 461 pr_err("irq-s3c24xx: unsupported irqtype %d\n", irq_data->type); Heiko Stuebner 2013-01-29 462 return -EINVAL; Heiko Stuebner 2013-01-29 463 } Heiko Stuebner 2013-04-04 464 Heiko Stuebner 2013-04-04 465 irq_set_chip_data(virq, irq_data); Heiko Stuebner 2013-04-04 466 Heiko Stuebner 2013-03-07 467 if (parent_intc && irq_data->type != S3C_IRQTYPE_NONE) { Heiko Stuebner 2013-03-07 468 if (irq_data->parent_irq > 31) { Heiko Stuebner 2013-03-07 469 pr_err("irq-s3c24xx: parent irq %lu is out of range\n", Heiko Stuebner 2013-03-07 470 irq_data->parent_irq); Rob Herring 2015-08-29 471 return -EINVAL; Heiko Stuebner 2013-01-29 472 } Ben Dooks 2007-02-11 473 Heiko Stuebner 2013-01-29 474 parent_irq_data = &parent_intc->irqs[irq_data->parent_irq]; Heiko Stuebner 2013-01-29 475 parent_irq_data->sub_intc = intc; Heiko Stuebner 2013-01-29 476 parent_irq_data->sub_bits |= (1UL << hw); Heiko Stuebner 2013-01-29 477 Heiko Stuebner 2013-01-29 478 /* attach the demuxer to the parent irq */ Heiko Stuebner 2013-01-29 479 irqno = irq_find_mapping(parent_intc->domain, Heiko Stuebner 2013-01-29 480 irq_data->parent_irq); Heiko Stuebner 2013-01-29 481 if (!irqno) { Heiko Stuebner 2013-01-29 482 pr_err("irq-s3c24xx: could not find mapping for parent irq %lu\n", Heiko Stuebner 2013-01-29 483 irq_data->parent_irq); Rob Herring 2015-08-29 484 return -EINVAL; Heiko Stuebner 2013-01-29 485 } Heiko Stuebner 2013-01-29 486 irq_set_chained_handler(irqno, s3c_irq_demux); Ben Dooks 2007-02-11 487 } Ben Dooks 2007-02-11 488 Heiko Stuebner 2013-01-29 489 return 0; Ben Dooks 2007-02-11 490 } Ben Dooks 2007-02-11 491 Krzysztof Kozlowski 2015-04-27 492 static const struct irq_domain_ops s3c24xx_irq_ops = { Heiko Stuebner 2013-01-29 493 .map = s3c24xx_irq_map, Heiko Stuebner 2013-01-29 494 .xlate = irq_domain_xlate_twocell, Heiko Stuebner 2013-01-29 495 }; Heiko Stuebner 2013-01-29 496 Heiko Stuebner 2013-01-29 497 static void s3c24xx_clear_intc(struct s3c_irq_intc *intc) Heiko Stuebner 2013-01-29 498 { Heiko Stuebner 2013-01-29 499 void __iomem *reg_source; Heiko Stuebner 2013-01-29 500 unsigned long pend; Heiko Stuebner 2013-01-29 501 unsigned long last; Heiko Stuebner 2013-01-29 502 int i; Heiko Stuebner 2013-01-29 503 Heiko Stuebner 2013-01-29 504 /* if intpnd is set, read the next pending irq from there */ Heiko Stuebner 2013-01-29 505 reg_source = intc->reg_intpnd ? intc->reg_intpnd : intc->reg_pending; Heiko Stuebner 2013-01-29 506 Ben Dooks 2007-02-11 507 last = 0; Ben Dooks 2007-02-11 508 for (i = 0; i < 4; i++) { Ben Dooks 2016-06-21 509 pend = readl_relaxed(reg_source); Ben Dooks 2007-02-11 510 Ben Dooks 2007-02-11 511 if (pend == 0 || pend == last) Ben Dooks 2007-02-11 512 break; Ben Dooks 2007-02-11 513 Ben Dooks 2016-06-21 514 writel_relaxed(pend, intc->reg_pending); Heiko Stuebner 2013-01-29 515 if (intc->reg_intpnd) Ben Dooks 2016-06-21 516 writel_relaxed(pend, intc->reg_intpnd); Heiko Stuebner 2013-01-29 517 Heiko Stuebner 2013-01-29 518 pr_info("irq: clearing pending status %08x\n", (int)pend); Ben Dooks 2007-02-11 519 last = pend; Ben Dooks 2007-02-11 520 } Heiko Stuebner 2013-01-29 521 } Ben Dooks 2007-02-11 522 Arnd Bergmann 2013-04-25 523 static struct s3c_irq_intc * __init s3c24xx_init_intc(struct device_node *np, Heiko Stuebner 2013-01-29 524 struct s3c_irq_data *irq_data, Heiko Stuebner 2013-01-29 525 struct s3c_irq_intc *parent, Heiko Stuebner 2013-01-29 526 unsigned long address) Heiko Stuebner 2013-01-29 527 { Heiko Stuebner 2013-01-29 528 struct s3c_irq_intc *intc; Heiko Stuebner 2013-01-29 @529 void __iomem *base = (void *)0xf6000000; /* static mapping */ Heiko Stuebner 2013-01-29 530 int irq_num; Heiko Stuebner 2013-01-29 531 int irq_start; Heiko Stuebner 2013-01-29 532 int ret; Ben Dooks 2007-02-11 533 Heiko Stuebner 2013-01-29 534 intc = kzalloc(sizeof(struct s3c_irq_intc), GFP_KERNEL); Heiko Stuebner 2013-01-29 535 if (!intc) Heiko Stuebner 2013-01-29 536 return ERR_PTR(-ENOMEM); Ben Dooks 2007-02-11 537 Heiko Stuebner 2013-01-29 538 intc->irqs = irq_data; Ben Dooks 2007-02-11 539 Heiko Stuebner 2013-01-29 540 if (parent) Heiko Stuebner 2013-01-29 541 intc->parent = parent; Ben Dooks 2007-02-11 542 Heiko Stuebner 2013-01-29 543 /* select the correct data for the controller. Heiko Stuebner 2013-01-29 544 * Need to hard code the irq num start and offset Heiko Stuebner 2013-01-29 545 * to preserve the static mapping for now Heiko Stuebner 2013-01-29 546 */ Heiko Stuebner 2013-01-29 547 switch (address) { Heiko Stuebner 2013-01-29 548 case 0x4a000000: Heiko Stuebner 2013-01-29 549 pr_debug("irq: found main intc\n"); Heiko Stuebner 2013-01-29 550 intc->reg_pending = base; Heiko Stuebner 2013-01-29 551 intc->reg_mask = base + 0x08; Heiko Stuebner 2013-01-29 552 intc->reg_intpnd = base + 0x10; Heiko Stuebner 2013-01-29 553 irq_num = 32; Heiko Stuebner 2013-01-29 554 irq_start = S3C2410_IRQ(0); Ben Dooks 2007-02-11 555 break; Heiko Stuebner 2013-01-29 556 case 0x4a000018: Heiko Stuebner 2013-01-29 557 pr_debug("irq: found subintc\n"); Heiko Stuebner 2013-01-29 558 intc->reg_pending = base + 0x18; Heiko Stuebner 2013-01-29 559 intc->reg_mask = base + 0x1c; Heiko Stuebner 2013-01-29 560 irq_num = 29; Heiko Stuebner 2013-01-29 561 irq_start = S3C2410_IRQSUB(0); Heiko Stuebner 2013-01-29 562 break; Heiko Stuebner 2013-01-29 563 case 0x4a000040: Heiko Stuebner 2013-01-29 564 pr_debug("irq: found intc2\n"); Heiko Stuebner 2013-01-29 565 intc->reg_pending = base + 0x40; Heiko Stuebner 2013-01-29 566 intc->reg_mask = base + 0x48; Heiko Stuebner 2013-01-29 567 intc->reg_intpnd = base + 0x50; Heiko Stuebner 2013-01-29 568 irq_num = 8; Heiko Stuebner 2013-01-29 569 irq_start = S3C2416_IRQ(0); Heiko Stuebner 2013-01-29 570 break; Heiko Stuebner 2013-01-29 571 case 0x560000a4: Heiko Stuebner 2013-01-29 572 pr_debug("irq: found eintc\n"); Heiko Stuebner 2013-01-29 @573 base = (void *)0xfd000000; Heiko Stuebner 2013-01-29 574 Heiko Stuebner 2013-01-29 575 intc->reg_mask = base + 0xa4; Sylwester Nawrocki 2013-04-09 576 intc->reg_pending = base + 0xa8; Heiko Stuebner 2013-02-12 577 irq_num = 24; Heiko Stuebner 2013-01-29 578 irq_start = S3C2410_IRQ(32); Ben Dooks 2007-02-11 579 break; Ben Dooks 2007-02-11 580 default: Heiko Stuebner 2013-01-29 581 pr_err("irq: unsupported controller address\n"); Heiko Stuebner 2013-01-29 582 ret = -EINVAL; Heiko Stuebner 2013-01-29 583 goto err; Ben Dooks 2007-02-11 584 } Ben Dooks 2007-02-11 585 Heiko Stuebner 2013-01-29 586 /* now that all the data is complete, init the irq-domain */ Heiko Stuebner 2013-01-29 587 s3c24xx_clear_intc(intc); Heiko Stuebner 2013-01-29 588 intc->domain = irq_domain_add_legacy(np, irq_num, irq_start, Heiko Stuebner 2013-02-12 589 0, &s3c24xx_irq_ops, Heiko Stuebner 2013-01-29 590 intc); Heiko Stuebner 2013-01-29 591 if (!intc->domain) { Heiko Stuebner 2013-01-29 592 pr_err("irq: could not create irq-domain\n"); Heiko Stuebner 2013-01-29 593 ret = -EINVAL; Heiko Stuebner 2013-01-29 594 goto err; Heiko Stuebner 2013-01-29 595 } Ben Dooks 2007-02-11 596 Heiko Stuebner 2013-03-07 597 set_handle_irq(s3c24xx_handle_irq); Heiko Stuebner 2013-03-07 598 Heiko Stuebner 2013-01-29 599 return intc; Ben Dooks 2007-02-11 600 Heiko Stuebner 2013-01-29 601 err: Heiko Stuebner 2013-01-29 602 kfree(intc); Heiko Stuebner 2013-01-29 603 return ERR_PTR(ret); Ben Dooks 2007-02-11 604 } Ben Dooks 2007-02-11 605 introduced by commit ARM: S3C24XX: transform irq handling into a declarative form xxx> xxxxx> Corporation org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx">https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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