3:02 a.m.
Hi Jeffrey,
[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on arm-soc/for-next linus/master v5.7-rc5 next-20200514]
[cannot apply to linux/master]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Jeffrey-Hugo/Qualcomm-Cloud-AI-1...
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git
84c1e51d7df85332705ffebc40ef135205492036
config: parisc-allyesconfig (attached as .config)
compiler: hppa-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
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=parisc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>, old ones prefixed by <<):
In file included from include/linux/kernel.h:7,
from arch/parisc/include/asm/bug.h:5,
from include/linux/bug.h:5,
from include/linux/thread_info.h:12,
from include/asm-generic/current.h:5,
from ./arch/parisc/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/ratelimit.h:6,
from include/linux/dev_printk.h:16,
from include/linux/device.h:15,
from include/linux/mhi.h:9,
from drivers/misc/qaic/mhi_controller.c:6:
drivers/misc/qaic/mhi_controller.c: In function 'qaic_mhi_register_controller':
> include/linux/limits.h:22:18: warning: conversion from 'long
long unsigned int' to 'dma_addr_t' {aka 'unsigned int'} changes value
from '18446744073709551614' to '4294967294' [-Woverflow]
22 |
#define U64_MAX ((u64)~0ULL)
| ^
> drivers/misc/qaic/mhi_controller.c:450:24: note: in expansion of
macro 'U64_MAX'
450 | mhi_cntl->iova_stop = U64_MAX - 1;
| ^~~~~~~
drivers/misc/qaic/mhi_controller.c:455:10: error: 'struct mhi_controller' has no
member named 'link_status'
455 | mhi_cntl->link_status = mhi_link_status;
| ^~
vim +/U64_MAX +450 drivers/misc/qaic/mhi_controller.c
428
429 struct mhi_controller *qaic_mhi_register_controller(struct pci_dev *pci_dev,
430 void *mhi_bar,
431 int mhi_irq)
432 {
433 struct mhi_controller *mhi_cntl;
434 int ret;
435
436 pci_dbg(pci_dev, "%s\n", __func__);
437
438 mhi_cntl = kzalloc(sizeof(*mhi_cntl), GFP_KERNEL);
439 if (!mhi_cntl)
440 return ERR_PTR(-ENOMEM);
441
442 mhi_cntl->cntrl_dev = &pci_dev->dev;
443
444 /*
445 * Covers the entire possible physical ram region. Remote side is
446 * going to calculate a size of this range, so subtract 1 to prevent
447 * rollover.
448 */
449 mhi_cntl->iova_start = 0;
450 mhi_cntl->iova_stop = U64_MAX - 1;
451
452 mhi_cntl->status_cb = mhi_status_cb;
453 mhi_cntl->runtime_get = mhi_runtime_get;
454 mhi_cntl->runtime_put = mhi_runtime_put;
455 mhi_cntl->link_status = mhi_link_status;
456 mhi_cntl->regs = mhi_bar;
457 mhi_cntl->nr_irqs = 1;
458 mhi_cntl->irq = kmalloc(sizeof(*mhi_cntl->irq), GFP_KERNEL);
459
460 if (!mhi_cntl->irq)
461 return ERR_PTR(-ENOMEM);
462
463 mhi_cntl->irq[0] = mhi_irq;
464
465 mhi_cntl->fw_image = "qcom/aic100/sbl.bin";
466
467 /* use latest configured timeout */
468 aic100_config.timeout_ms = mhi_timeout;
469 ret = mhi_register_controller(mhi_cntl, &aic100_config);
470 if (ret) {
471 pci_err(pci_dev, "register_mhi_controller failed %d\n", ret);
472 kfree(mhi_cntl->irq);
473 kfree(mhi_cntl);
474 return ERR_PTR(ret);
475 }
476
477 ret = mhi_async_power_up(mhi_cntl);
478 if (ret) {
479 pci_err(pci_dev, "mhi_async_power_up failed %d\n", ret);
480 mhi_unregister_controller(mhi_cntl);
481 kfree(mhi_cntl->irq);
482 kfree(mhi_cntl);
483 return ERR_PTR(ret);
484 }
485
486 return mhi_cntl;
487 }
488
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org