From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 22F2C16FF44; Fri, 25 Oct 2024 16:09:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.20 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729872559; cv=none; b=V/LawBlcSzd60EBSupA4KgVOSOTOjrZW6px94980y39nWbGl5RC/G2XFgV+E/TFKYdObh5/A1D8xPhJ1px+skDtQ0XiaZt9K6635TynMfugXfF/TfjOGYUaVeXUNuXwDuPzQn3PFKj5OGBxsiCmYL+6++nq9zlHdkMPj0rJyIvA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729872559; c=relaxed/simple; bh=bg7ld2Rvq1YDUxAKGt3jeDUJXtPakerYwHO9+3j/ZH8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=NZ6D67pxCKGf+D9gg2bHN6k47R0LCpW+QhuXZAIS1fBcUvB0ORemU6crYwjAIlrpgfbEnmOvwFwTkR262356SUYl4Fj35FpWop7JLOUjBYwM+vkmk9pIRTzKJWeXDzRS9PXddAgocigqIMTO70YQhn0CeMVmD9Ab8rdAvfESyj8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=AIsa5Qyv; arc=none smtp.client-ip=198.175.65.20 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="AIsa5Qyv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1729872558; x=1761408558; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=bg7ld2Rvq1YDUxAKGt3jeDUJXtPakerYwHO9+3j/ZH8=; b=AIsa5QyvA5FU0obTz52OOE07k81Cj3gvBUFFjqXbLhP4g1Y8tJIlQ7Np 52rvrFkgWM6OJYWM7bKOyctQlNyqpfIU8iGZqClNIEMieJswwWVcdZcLX tq62ZZEeJHDKXhFQ+c4sX/fEaus8qvd89ErW1KXOhSTHqWYCAivpQd07U a46Rhocs+kl2C0lIaM0uGawFwRH6B7QE7Z0R6RTH30h0FgPfRDE4pYlXn trS873vtU5IOe6QOUfBEnEXkK4lLyouAnHeVZj8E7VPUh4id/TBHhRxGq 9RfuEGRGfuvo+fuYSEY/aw/ZwLQncwgMPSmJtZJoBjyNVuDS5x37QuGEr Q==; X-CSE-ConnectionGUID: LZjdXDshQU6wzH8fcDkULg== X-CSE-MsgGUID: L82BmWEiQHOxY6L3nDsC7Q== X-IronPort-AV: E=McAfee;i="6700,10204,11222"; a="29323456" X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="29323456" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2024 09:09:17 -0700 X-CSE-ConnectionGUID: yb5LgQFzSZ6QPHlWDkuyHw== X-CSE-MsgGUID: ZS7B1GaAQr+cJ7qU9CNZ0w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,232,1725346800"; d="scan'208";a="85541252" Received: from lkp-server01.sh.intel.com (HELO a48cf1aa22e8) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 25 Oct 2024 09:09:12 -0700 Received: from kbuild by a48cf1aa22e8 with local (Exim 4.96) (envelope-from ) id 1t4MsA-000YS2-0q; Fri, 25 Oct 2024 16:09:10 +0000 Date: Sat, 26 Oct 2024 00:08:35 +0800 From: kernel test robot To: Md Sadre Alam , broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, andersson@kernel.org, konradybcio@kernel.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, manivannan.sadhasivam@linaro.org, linux-arm-msm@vger.kernel.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org Cc: oe-kbuild-all@lists.linux.dev, quic_srichara@quicinc.com, quic_varada@quicinc.com, quic_mdalam@quicinc.com Subject: Re: [PATCH v12 6/8] spi: spi-qpic: add driver for QCOM SPI NAND flash Interface Message-ID: <202410252355.ZofaMeku-lkp@intel.com> References: <20241021115620.1616617-7-quic_mdalam@quicinc.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241021115620.1616617-7-quic_mdalam@quicinc.com> Hi Md, kernel test robot noticed the following build warnings: [auto build test WARNING on mtd/nand/next] [also build test WARNING on broonie-spi/for-next robh/for-next linus/master v6.12-rc4 next-20241025] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Md-Sadre-Alam/spi-dt-bindings-Introduce-qcom-spi-qpic-snand/20241021-200849 base: https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next patch link: https://lore.kernel.org/r/20241021115620.1616617-7-quic_mdalam%40quicinc.com patch subject: [PATCH v12 6/8] spi: spi-qpic: add driver for QCOM SPI NAND flash Interface config: sparc64-randconfig-r073-20241023 (https://download.01.org/0day-ci/archive/20241025/202410252355.ZofaMeku-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 14.1.0 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/202410252355.ZofaMeku-lkp@intel.com/ smatch warnings: drivers/spi/spi-qpic-snand.c:1260 qcom_spi_write_page() warn: unsigned 'cmd' is never less than zero. drivers/spi/spi-qpic-snand.c:1279 qcom_spi_send_cmdaddr() warn: unsigned 'cmd' is never less than zero. vim +/cmd +1260 drivers/spi/spi-qpic-snand.c 1252 1253 static int qcom_spi_write_page(struct qcom_nand_controller *snandc, 1254 const struct spi_mem_op *op) 1255 { 1256 struct qpic_snand_op s_op = {}; 1257 u32 cmd; 1258 1259 cmd = qcom_spi_cmd_mapping(snandc, op->cmd.opcode); > 1260 if (cmd < 0) 1261 return cmd; 1262 1263 s_op.cmd_reg = cmd; 1264 1265 if (op->cmd.opcode == SPINAND_PROGRAM_LOAD) 1266 snandc->qspi->data_buf = (u8 *)op->data.buf.out; 1267 1268 return 0; 1269 } 1270 1271 static int qcom_spi_send_cmdaddr(struct qcom_nand_controller *snandc, 1272 const struct spi_mem_op *op) 1273 { 1274 struct qpic_snand_op s_op = {}; 1275 u32 cmd; 1276 int ret, opcode; 1277 1278 cmd = qcom_spi_cmd_mapping(snandc, op->cmd.opcode); > 1279 if (cmd < 0) 1280 return cmd; 1281 1282 s_op.cmd_reg = cmd; 1283 s_op.addr1_reg = op->addr.val; 1284 s_op.addr2_reg = 0; 1285 1286 opcode = op->cmd.opcode; 1287 1288 switch (opcode) { 1289 case SPINAND_WRITE_EN: 1290 return 0; 1291 case SPINAND_PROGRAM_EXECUTE: 1292 s_op.addr1_reg = op->addr.val << 16; 1293 s_op.addr2_reg = op->addr.val >> 16 & 0xff; 1294 snandc->qspi->addr1 = cpu_to_le32(s_op.addr1_reg); 1295 snandc->qspi->addr2 = cpu_to_le32(s_op.addr2_reg); 1296 snandc->qspi->cmd = cpu_to_le32(cmd); 1297 return qcom_spi_program_execute(snandc, op); 1298 case SPINAND_READ: 1299 s_op.addr1_reg = (op->addr.val << 16); 1300 s_op.addr2_reg = op->addr.val >> 16 & 0xff; 1301 snandc->qspi->addr1 = cpu_to_le32(s_op.addr1_reg); 1302 snandc->qspi->addr2 = cpu_to_le32(s_op.addr2_reg); 1303 snandc->qspi->cmd = cpu_to_le32(cmd); 1304 return 0; 1305 case SPINAND_ERASE: 1306 s_op.addr2_reg = (op->addr.val >> 16) & 0xffff; 1307 s_op.addr1_reg = op->addr.val; 1308 snandc->qspi->addr1 = cpu_to_le32(s_op.addr1_reg << 16); 1309 snandc->qspi->addr2 = cpu_to_le32(s_op.addr2_reg); 1310 snandc->qspi->cmd = cpu_to_le32(cmd); 1311 qcom_spi_block_erase(snandc); 1312 return 0; 1313 default: 1314 break; 1315 } 1316 1317 snandc->buf_count = 0; 1318 snandc->buf_start = 0; 1319 qcom_clear_read_regs(snandc); 1320 qcom_clear_bam_transaction(snandc); 1321 1322 snandc->regs->cmd = cpu_to_le32(s_op.cmd_reg); 1323 snandc->regs->exec = cpu_to_le32(1); 1324 snandc->regs->addr0 = cpu_to_le32(s_op.addr1_reg); 1325 snandc->regs->addr1 = cpu_to_le32(s_op.addr2_reg); 1326 1327 qcom_write_reg_dma(snandc, &snandc->regs->cmd, NAND_FLASH_CMD, 3, NAND_BAM_NEXT_SGL); 1328 qcom_write_reg_dma(snandc, &snandc->regs->exec, NAND_EXEC_CMD, 1, NAND_BAM_NEXT_SGL); 1329 1330 ret = qcom_submit_descs(snandc); 1331 if (ret) 1332 dev_err(snandc->dev, "failure in submitting cmd descriptor\n"); 1333 1334 return ret; 1335 } 1336 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki