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Message-ID: <202111112019.rTWf9oue-lkp@intel.com>
Date: Thu, 11 Nov 2021 20:54:39 +0800
From: kernel test robot <lkp@...el.com>
To: Venkata Lakshmi Narayana Gubba <gubbaven@...eaurora.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Johan Hedberg <johan.hedberg@...el.com>,
Marcel Holtmann <marcel@...tmann.org>
Subject: drivers/bluetooth/btqca.c:493:24: sparse: sparse: restricted __le32
degrades to integer
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: debe436e77c72fcee804fb867f275e6d31aa999c
commit: 059924fdf6c1c31a7c1aa1915884e23f4313dde2 Bluetooth: btqca: Use NVM files based on SoC ID for WCN3991
date: 11 months ago
config: riscv-randconfig-s031-20211109 (attached as .config)
compiler: riscv64-linux-gcc (GCC) 11.2.0
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: v0.6.4-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=059924fdf6c1c31a7c1aa1915884e23f4313dde2
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 059924fdf6c1c31a7c1aa1915884e23f4313dde2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv SHELL=/bin/bash block/ drivers/bluetooth/ drivers/hid/ drivers/hwmon/ drivers/i2c/busses/ drivers/message/fusion/ drivers/net/ethernet/ drivers/net/wireless/intel/iwlwifi/ drivers/pci/ drivers/remoteproc/ drivers/rtc/ drivers/staging/rts5208/ drivers/staging/vc04_services/ drivers/tty/serial/ drivers/vdpa/ drivers/video/fbdev/ net/qrtr/ net/sched/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/bluetooth/btqca.c:493:24: sparse: sparse: restricted __le32 degrades to integer
vim +493 drivers/bluetooth/btqca.c
440
441 int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
442 enum qca_btsoc_type soc_type, struct qca_btsoc_version ver,
443 const char *firmware_name)
444 {
445 struct qca_fw_config config;
446 int err;
447 u8 rom_ver = 0;
448 u32 soc_ver;
449
450 bt_dev_dbg(hdev, "QCA setup on UART");
451
452 soc_ver = get_soc_ver(ver.soc_id, ver.rom_ver);
453
454 bt_dev_info(hdev, "QCA controller version 0x%08x", soc_ver);
455
456 config.user_baud_rate = baudrate;
457
458 /* Download rampatch file */
459 config.type = TLV_TYPE_PATCH;
460 if (qca_is_wcn399x(soc_type)) {
461 /* Firmware files to download are based on ROM version.
462 * ROM version is derived from last two bytes of soc_ver.
463 */
464 rom_ver = ((soc_ver & 0x00000f00) >> 0x04) |
465 (soc_ver & 0x0000000f);
466 snprintf(config.fwname, sizeof(config.fwname),
467 "qca/crbtfw%02x.tlv", rom_ver);
468 } else if (soc_type == QCA_QCA6390) {
469 rom_ver = ((soc_ver & 0x00000f00) >> 0x04) |
470 (soc_ver & 0x0000000f);
471 snprintf(config.fwname, sizeof(config.fwname),
472 "qca/htbtfw%02x.tlv", rom_ver);
473 } else {
474 snprintf(config.fwname, sizeof(config.fwname),
475 "qca/rampatch_%08x.bin", soc_ver);
476 }
477
478 err = qca_download_firmware(hdev, &config, soc_type);
479 if (err < 0) {
480 bt_dev_err(hdev, "QCA Failed to download patch (%d)", err);
481 return err;
482 }
483
484 /* Give the controller some time to get ready to receive the NVM */
485 msleep(10);
486
487 /* Download NVM configuration */
488 config.type = TLV_TYPE_NVM;
489 if (firmware_name)
490 snprintf(config.fwname, sizeof(config.fwname),
491 "qca/%s", firmware_name);
492 else if (qca_is_wcn399x(soc_type)) {
> 493 if (ver.soc_id == QCA_WCN3991_SOC_ID) {
494 snprintf(config.fwname, sizeof(config.fwname),
495 "qca/crnv%02xu.bin", rom_ver);
496 } else {
497 snprintf(config.fwname, sizeof(config.fwname),
498 "qca/crnv%02x.bin", rom_ver);
499 }
500 }
501 else if (soc_type == QCA_QCA6390)
502 snprintf(config.fwname, sizeof(config.fwname),
503 "qca/htnv%02x.bin", rom_ver);
504 else
505 snprintf(config.fwname, sizeof(config.fwname),
506 "qca/nvm_%08x.bin", soc_ver);
507
508 err = qca_download_firmware(hdev, &config, soc_type);
509 if (err < 0) {
510 bt_dev_err(hdev, "QCA Failed to download NVM (%d)", err);
511 return err;
512 }
513
514 if (soc_type >= QCA_WCN3991) {
515 err = qca_disable_soc_logging(hdev);
516 if (err < 0)
517 return err;
518 }
519
520 /* Perform HCI reset */
521 err = qca_send_reset(hdev);
522 if (err < 0) {
523 bt_dev_err(hdev, "QCA Failed to run HCI_RESET (%d)", err);
524 return err;
525 }
526
527 bt_dev_info(hdev, "QCA setup on UART is completed");
528
529 return 0;
530 }
531 EXPORT_SYMBOL_GPL(qca_uart_setup);
532
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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