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X-CSE-ConnectionGUID: QJ/zf4sKTCGGcSFxVUjA+Q== X-CSE-MsgGUID: YosgpetyQzCrGzYC9BW0TQ== X-IronPort-AV: E=McAfee;i="6800,10657,11849"; a="84003495" X-IronPort-AV: E=Sophos;i="6.25,170,1779174000"; d="scan'208";a="84003495" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jul 2026 00:50:16 -0700 X-CSE-ConnectionGUID: yW1qMh1tSmCpd/kY9myk/g== X-CSE-MsgGUID: wb9RtT76T2CqefLUQ8/WMA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,170,1779174000"; d="scan'208";a="255210882" Received: from lkp-server02.sh.intel.com (HELO ea128546eb3d) ([10.239.97.151]) by orviesa006.jf.intel.com with ESMTP; 18 Jul 2026 00:50:14 -0700 Received: from kbuild by ea128546eb3d with local (Exim 4.98.2) (envelope-from ) id 1wkzoJ-00000000TYm-30du; Sat, 18 Jul 2026 07:50:11 +0000 Date: Sat, 18 Jul 2026 15:49:42 +0800 From: kernel test robot To: Peter Chen Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Arnd Bergmann Subject: drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: sparse: cast from restricted __le32 Message-ID: <202607181505.CVpdSKHV-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 94515f3a7d4256a5062176b7d6ed0471938cd51a commit: e4d7362dc9cd50b0fc74c8649aa241376c48936c usb: cdns3: Add USBSSP platform driver support date: 3 months ago config: arc-randconfig-r123-20260716 (https://download.01.org/0day-ci/archive/20260718/202607181505.CVpdSKHV-lkp@intel.com/config) compiler: arc-linux-gcc (GCC) 11.5.0 sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260718/202607181505.CVpdSKHV-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Fixes: e4d7362dc9cd ("usb: cdns3: Add USBSSP platform driver support") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202607181505.CVpdSKHV-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/usb/cdns3/cdnsp-gadget.c:166:16: sparse: sparse: cast to restricted __le32 drivers/usb/cdns3/cdnsp-gadget.c:166:16: sparse: sparse: cast to restricted __le32 drivers/usb/cdns3/cdnsp-gadget.c:166:16: sparse: sparse: cast to restricted __le32 drivers/usb/cdns3/cdnsp-gadget.c:166:16: sparse: sparse: cast to restricted __le32 drivers/usb/cdns3/cdnsp-gadget.c:166:16: sparse: sparse: cast to restricted __le32 drivers/usb/cdns3/cdnsp-gadget.c:166:16: sparse: sparse: cast to restricted __le32 drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@ drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: expected unsigned int [usertype] val drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: got restricted __le32 [usertype] >> drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: sparse: cast from restricted __le32 >> drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: sparse: cast from restricted __le32 >> drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: sparse: cast from restricted __le32 >> drivers/usb/cdns3/cdnsp-gadget.c:168:9: sparse: sparse: cast from restricted __le32 vim +168 drivers/usb/cdns3/cdnsp-gadget.c 3d82904559f4f5 Pawel Laszczak 2020-12-07 150 241e2ce88e5a49 Pawel Laszczak 2025-04-18 151 static void cdnsp_set_apb_timeout_value(struct cdnsp_device *pdev) 241e2ce88e5a49 Pawel Laszczak 2025-04-18 152 { 241e2ce88e5a49 Pawel Laszczak 2025-04-18 153 struct cdns *cdns = dev_get_drvdata(pdev->dev); 241e2ce88e5a49 Pawel Laszczak 2025-04-18 154 __le32 __iomem *reg; 241e2ce88e5a49 Pawel Laszczak 2025-04-18 155 void __iomem *base; 241e2ce88e5a49 Pawel Laszczak 2025-04-18 156 u32 offset = 0; 241e2ce88e5a49 Pawel Laszczak 2025-04-18 157 u32 val; 241e2ce88e5a49 Pawel Laszczak 2025-04-18 158 241e2ce88e5a49 Pawel Laszczak 2025-04-18 159 if (!cdns->override_apb_timeout) 241e2ce88e5a49 Pawel Laszczak 2025-04-18 160 return; 241e2ce88e5a49 Pawel Laszczak 2025-04-18 161 241e2ce88e5a49 Pawel Laszczak 2025-04-18 162 base = &pdev->cap_regs->hc_capbase; 241e2ce88e5a49 Pawel Laszczak 2025-04-18 163 offset = cdnsp_find_next_ext_cap(base, offset, D_XEC_PRE_REGS_CAP); 241e2ce88e5a49 Pawel Laszczak 2025-04-18 164 reg = base + offset + REG_CHICKEN_BITS_3_OFFSET; 241e2ce88e5a49 Pawel Laszczak 2025-04-18 165 241e2ce88e5a49 Pawel Laszczak 2025-04-18 @166 val = le32_to_cpu(readl(reg)); 241e2ce88e5a49 Pawel Laszczak 2025-04-18 167 val = CHICKEN_APB_TIMEOUT_SET(val, cdns->override_apb_timeout); 241e2ce88e5a49 Pawel Laszczak 2025-04-18 @168 writel(cpu_to_le32(val), reg); 241e2ce88e5a49 Pawel Laszczak 2025-04-18 169 } 241e2ce88e5a49 Pawel Laszczak 2025-04-18 170 :::::: The code at line 168 was first introduced by commit :::::: 241e2ce88e5a494be7a5d44c0697592f1632fbee usb: cdnsp: Fix issue with resuming from L1 :::::: TO: Pawel Laszczak :::::: CC: Greg Kroah-Hartman -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki