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X-CSE-ConnectionGUID: K0J5LK6bTEigKQQQm6+low== X-CSE-MsgGUID: FQKKys7zRy2RIc1Y/JBqWg== X-IronPort-AV: E=McAfee;i="6800,10657,11669"; a="69732664" X-IronPort-AV: E=Sophos;i="6.21,222,1763452800"; d="scan'208";a="69732664" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Jan 2026 00:33:41 -0800 X-CSE-ConnectionGUID: xIzNyZJZQrOb7weGf7zDjw== X-CSE-MsgGUID: WfOO2qRARdWPEVneHZN4Rg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,222,1763452800"; d="scan'208";a="204221060" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 13 Jan 2026 00:33:38 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vfZqJ-00000000ET2-3K69; Tue, 13 Jan 2026 08:33:35 +0000 Date: Tue, 13 Jan 2026 16:32:35 +0800 From: kernel test robot To: Kuninori Morimoto Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Mark Brown , "Masami Hiramatsu (Google)" Subject: sound/soc/uniphier/aio-compress.c:304:34: sparse: sparse: cast to restricted __be16 Message-ID: <202601131601.7Dbl2dpZ-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: b71e635feefc852405b14620a7fc58c4c80c0f73 commit: ac131c4148bcfa682104628d2174e8e38e03fd25 ASoC: uniphier: Standardize ASoC menu date: 7 months ago config: nios2-randconfig-r134-20260113 (https://download.01.org/0day-ci/archive/20260113/202601131601.7Dbl2dpZ-lkp@intel.com/config) compiler: nios2-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260113/202601131601.7Dbl2dpZ-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 | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202601131601.7Dbl2dpZ-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> sound/soc/uniphier/aio-compress.c:304:34: sparse: sparse: cast to restricted __be16 >> sound/soc/uniphier/aio-compress.c:304:34: sparse: sparse: cast to restricted __be16 >> sound/soc/uniphier/aio-compress.c:304:34: sparse: sparse: cast to restricted __be16 >> sound/soc/uniphier/aio-compress.c:304:34: sparse: sparse: cast to restricted __be16 sound/soc/uniphier/aio-compress.c: note: in included file (through include/uapi/linux/swab.h, include/linux/swab.h, include/uapi/linux/byteorder/little_endian.h, ...): arch/nios2/include/uapi/asm/swab.h:25:24: sparse: sparse: too many arguments for function __builtin_custom_ini vim +304 sound/soc/uniphier/aio-compress.c e98131222ff931a Katsuhiro Suzuki 2018-01-19 280 e98131222ff931a Katsuhiro Suzuki 2018-01-19 281 static int aio_compr_send_to_hw(struct uniphier_aio_sub *sub, e98131222ff931a Katsuhiro Suzuki 2018-01-19 282 char __user *buf, size_t dstsize) e98131222ff931a Katsuhiro Suzuki 2018-01-19 283 { e98131222ff931a Katsuhiro Suzuki 2018-01-19 284 u32 __user *srcbuf = (u32 __user *)buf; e98131222ff931a Katsuhiro Suzuki 2018-01-19 285 u32 *dstbuf = (u32 *)(sub->compr_area + sub->wr_offs); e98131222ff931a Katsuhiro Suzuki 2018-01-19 286 int src = 0, dst = 0, ret; e98131222ff931a Katsuhiro Suzuki 2018-01-19 287 u32 frm, frm_a, frm_b; e98131222ff931a Katsuhiro Suzuki 2018-01-19 288 e98131222ff931a Katsuhiro Suzuki 2018-01-19 289 while (dstsize > 0) { e98131222ff931a Katsuhiro Suzuki 2018-01-19 290 ret = get_user(frm, srcbuf + src); e98131222ff931a Katsuhiro Suzuki 2018-01-19 291 if (ret) e98131222ff931a Katsuhiro Suzuki 2018-01-19 292 return ret; e98131222ff931a Katsuhiro Suzuki 2018-01-19 293 src++; e98131222ff931a Katsuhiro Suzuki 2018-01-19 294 e98131222ff931a Katsuhiro Suzuki 2018-01-19 295 frm_a = frm & 0xffff; e98131222ff931a Katsuhiro Suzuki 2018-01-19 296 frm_b = (frm >> 16) & 0xffff; e98131222ff931a Katsuhiro Suzuki 2018-01-19 297 e98131222ff931a Katsuhiro Suzuki 2018-01-19 298 if (frm == IEC61937_HEADER_SIGN) { e98131222ff931a Katsuhiro Suzuki 2018-01-19 299 frm_a |= 0x01000000; e98131222ff931a Katsuhiro Suzuki 2018-01-19 300 e98131222ff931a Katsuhiro Suzuki 2018-01-19 301 /* Next data is Pc and Pd */ e98131222ff931a Katsuhiro Suzuki 2018-01-19 302 sub->iec_header = true; e98131222ff931a Katsuhiro Suzuki 2018-01-19 303 } else { e98131222ff931a Katsuhiro Suzuki 2018-01-19 @304 u16 pc = be16_to_cpu((__be16)frm_a); e98131222ff931a Katsuhiro Suzuki 2018-01-19 305 e98131222ff931a Katsuhiro Suzuki 2018-01-19 306 if (sub->iec_header && sub->iec_pc != pc) { e98131222ff931a Katsuhiro Suzuki 2018-01-19 307 /* Force overwrite IEC frame type */ e98131222ff931a Katsuhiro Suzuki 2018-01-19 308 sub->iec_pc = pc; e98131222ff931a Katsuhiro Suzuki 2018-01-19 309 ret = aio_oport_set_stream_type(sub, pc); e98131222ff931a Katsuhiro Suzuki 2018-01-19 310 if (ret) e98131222ff931a Katsuhiro Suzuki 2018-01-19 311 return ret; e98131222ff931a Katsuhiro Suzuki 2018-01-19 312 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 313 sub->iec_header = false; e98131222ff931a Katsuhiro Suzuki 2018-01-19 314 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 315 dstbuf[dst++] = frm_a; e98131222ff931a Katsuhiro Suzuki 2018-01-19 316 dstbuf[dst++] = frm_b; e98131222ff931a Katsuhiro Suzuki 2018-01-19 317 e98131222ff931a Katsuhiro Suzuki 2018-01-19 318 dstsize -= sizeof(u32) * 2; e98131222ff931a Katsuhiro Suzuki 2018-01-19 319 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 320 e98131222ff931a Katsuhiro Suzuki 2018-01-19 321 return 0; e98131222ff931a Katsuhiro Suzuki 2018-01-19 322 } e98131222ff931a Katsuhiro Suzuki 2018-01-19 323 :::::: The code at line 304 was first introduced by commit :::::: e98131222ff931a670739cede00d1fb9d6f83763 ASoC: uniphier: add support for UniPhier AIO compress audio :::::: TO: Katsuhiro Suzuki :::::: CC: Mark Brown -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki