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X-CSE-ConnectionGUID: eCW43/6XToqChiy1X9pVPQ== X-CSE-MsgGUID: h1mqyRv6SLGFg6Zyx3wQ7g== X-IronPort-AV: E=McAfee;i="6800,10657,11854"; a="96952292" X-IronPort-AV: E=Sophos;i="6.25,180,1779174000"; d="scan'208";a="96952292" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jul 2026 23:48:00 -0700 X-CSE-ConnectionGUID: IddvhtkbRgO6e2rw2KzNZQ== X-CSE-MsgGUID: s7YVCPyMRB2+GmfA5tnH5Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,180,1779174000"; d="scan'208";a="257074416" Received: from lkp-server02.sh.intel.com (HELO ea128546eb3d) ([10.239.97.151]) by orviesa010.jf.intel.com with ESMTP; 22 Jul 2026 23:47:57 -0700 Received: from kbuild by ea128546eb3d with local (Exim 4.98.2) (envelope-from ) id 1wmnDn-00000000ZPN-1RIy; Thu, 23 Jul 2026 06:47:55 +0000 Date: Thu, 23 Jul 2026 14:47:54 +0800 From: kernel test robot To: Mikko Rapeli Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Ulf Hansson Subject: drivers/mmc/host/mxcmmc.c:557:21: sparse: sparse: incorrect type in assignment (different base types) Message-ID: <202607231423.2GquEh7Y-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 4539944e515183668109bdf4d0c3d7d228383d88 commit: 7cd8db0fb0b2bf309163d56fec585c0f9e0964d1 mmc: add COMPILE_TEST to multiple drivers date: 10 months ago config: m68k-randconfig-r112-20260723 (https://download.01.org/0day-ci/archive/20260723/202607231423.2GquEh7Y-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 8.5.0 sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260723/202607231423.2GquEh7Y-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: 7cd8db0fb0b2 ("mmc: add COMPILE_TEST to multiple drivers") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202607231423.2GquEh7Y-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) drivers/mmc/host/mxcmmc.c:545:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] @@ got restricted __le32 [usertype] @@ drivers/mmc/host/mxcmmc.c:545:24: sparse: expected unsigned int [usertype] drivers/mmc/host/mxcmmc.c:545:24: sparse: got restricted __le32 [usertype] >> drivers/mmc/host/mxcmmc.c:557:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] tmp @@ got restricted __le32 [usertype] @@ drivers/mmc/host/mxcmmc.c:557:21: sparse: expected unsigned int [usertype] tmp drivers/mmc/host/mxcmmc.c:557:21: sparse: got restricted __le32 [usertype] >> drivers/mmc/host/mxcmmc.c:572:37: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@ drivers/mmc/host/mxcmmc.c:572:37: sparse: expected unsigned int [usertype] val drivers/mmc/host/mxcmmc.c:572:37: sparse: got restricted __le32 [usertype] drivers/mmc/host/mxcmmc.c:585:37: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@ drivers/mmc/host/mxcmmc.c:585:37: sparse: expected unsigned int [usertype] val drivers/mmc/host/mxcmmc.c:585:37: sparse: got restricted __le32 [usertype] vim +557 drivers/mmc/host/mxcmmc.c d96be879ff46975 Sascha Hauer 2009-01-06 535 12658af54f2ed10 Linus Walleij 2024-01-27 536 static int mxcmci_pull(struct mxcmci_host *host, u32 *buf, int bytes) d96be879ff46975 Sascha Hauer 2009-01-06 537 { d96be879ff46975 Sascha Hauer 2009-01-06 538 unsigned int stat; d96be879ff46975 Sascha Hauer 2009-01-06 539 d96be879ff46975 Sascha Hauer 2009-01-06 540 while (bytes > 3) { d96be879ff46975 Sascha Hauer 2009-01-06 541 stat = mxcmci_poll_status(host, d96be879ff46975 Sascha Hauer 2009-01-06 542 STATUS_BUF_READ_RDY | STATUS_READ_OP_DONE); d96be879ff46975 Sascha Hauer 2009-01-06 543 if (stat) d96be879ff46975 Sascha Hauer 2009-01-06 544 return stat; c7ceab02543f8a0 Anatolij Gustschin 2013-04-08 545 *buf++ = cpu_to_le32(mxcmci_readl(host, MMC_REG_BUFFER_ACCESS)); d96be879ff46975 Sascha Hauer 2009-01-06 546 bytes -= 4; d96be879ff46975 Sascha Hauer 2009-01-06 547 } d96be879ff46975 Sascha Hauer 2009-01-06 548 d96be879ff46975 Sascha Hauer 2009-01-06 549 if (bytes) { d96be879ff46975 Sascha Hauer 2009-01-06 550 u8 *b = (u8 *)buf; d96be879ff46975 Sascha Hauer 2009-01-06 551 u32 tmp; d96be879ff46975 Sascha Hauer 2009-01-06 552 d96be879ff46975 Sascha Hauer 2009-01-06 553 stat = mxcmci_poll_status(host, d96be879ff46975 Sascha Hauer 2009-01-06 554 STATUS_BUF_READ_RDY | STATUS_READ_OP_DONE); d96be879ff46975 Sascha Hauer 2009-01-06 555 if (stat) d96be879ff46975 Sascha Hauer 2009-01-06 556 return stat; c7ceab02543f8a0 Anatolij Gustschin 2013-04-08 @557 tmp = cpu_to_le32(mxcmci_readl(host, MMC_REG_BUFFER_ACCESS)); d96be879ff46975 Sascha Hauer 2009-01-06 558 memcpy(b, &tmp, bytes); d96be879ff46975 Sascha Hauer 2009-01-06 559 } d96be879ff46975 Sascha Hauer 2009-01-06 560 d96be879ff46975 Sascha Hauer 2009-01-06 561 return 0; d96be879ff46975 Sascha Hauer 2009-01-06 562 } d96be879ff46975 Sascha Hauer 2009-01-06 563 12658af54f2ed10 Linus Walleij 2024-01-27 564 static int mxcmci_push(struct mxcmci_host *host, u32 *buf, int bytes) d96be879ff46975 Sascha Hauer 2009-01-06 565 { d96be879ff46975 Sascha Hauer 2009-01-06 566 unsigned int stat; d96be879ff46975 Sascha Hauer 2009-01-06 567 d96be879ff46975 Sascha Hauer 2009-01-06 568 while (bytes > 3) { d96be879ff46975 Sascha Hauer 2009-01-06 569 stat = mxcmci_poll_status(host, STATUS_BUF_WRITE_RDY); d96be879ff46975 Sascha Hauer 2009-01-06 570 if (stat) d96be879ff46975 Sascha Hauer 2009-01-06 571 return stat; c7ceab02543f8a0 Anatolij Gustschin 2013-04-08 @572 mxcmci_writel(host, cpu_to_le32(*buf++), MMC_REG_BUFFER_ACCESS); d96be879ff46975 Sascha Hauer 2009-01-06 573 bytes -= 4; d96be879ff46975 Sascha Hauer 2009-01-06 574 } d96be879ff46975 Sascha Hauer 2009-01-06 575 d96be879ff46975 Sascha Hauer 2009-01-06 576 if (bytes) { d96be879ff46975 Sascha Hauer 2009-01-06 577 u8 *b = (u8 *)buf; d96be879ff46975 Sascha Hauer 2009-01-06 578 u32 tmp; d96be879ff46975 Sascha Hauer 2009-01-06 579 d96be879ff46975 Sascha Hauer 2009-01-06 580 stat = mxcmci_poll_status(host, STATUS_BUF_WRITE_RDY); d96be879ff46975 Sascha Hauer 2009-01-06 581 if (stat) d96be879ff46975 Sascha Hauer 2009-01-06 582 return stat; d96be879ff46975 Sascha Hauer 2009-01-06 583 d96be879ff46975 Sascha Hauer 2009-01-06 584 memcpy(&tmp, b, bytes); c7ceab02543f8a0 Anatolij Gustschin 2013-04-08 585 mxcmci_writel(host, cpu_to_le32(tmp), MMC_REG_BUFFER_ACCESS); d96be879ff46975 Sascha Hauer 2009-01-06 586 } d96be879ff46975 Sascha Hauer 2009-01-06 587 6d91641613a6668 Fabio Estevam 2015-05-09 588 return mxcmci_poll_status(host, STATUS_BUF_WRITE_RDY); d96be879ff46975 Sascha Hauer 2009-01-06 589 } d96be879ff46975 Sascha Hauer 2009-01-06 590 :::::: The code at line 557 was first introduced by commit :::::: c7ceab02543f8a03b4df3d4465b089c8117a5e09 mmc: mxcmmc: add mpc512x SDHC support :::::: TO: Anatolij Gustschin :::::: CC: Chris Ball -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki