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Message-ID: <202502070935.LuHfHz3M-lkp@intel.com>
Date: Fri, 7 Feb 2025 09:21:37 +0800
From: kernel test robot <lkp@...el.com>
To: Lorenzo Bianconi <lorenzo@...nel.org>,
Andrew Lunn <andrew+netdev@...n.ch>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Felix Fietkau <nbd@....name>, Sean Wang <sean.wang@...iatek.com>,
Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
Philipp Zabel <p.zabel@...gutronix.de>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
upstream@...oha.com
Subject: Re: [PATCH net-next 10/13] net: airoha: Introduce PPE initialization
via NPU
Hi Lorenzo,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 135c3c86a7cef4ba3d368da15b16c275b74582d3]
url: https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Bianconi/net-airoha-Move-airoha_eth-driver-in-a-dedicated-folder/20250206-022555
base: 135c3c86a7cef4ba3d368da15b16c275b74582d3
patch link: https://lore.kernel.org/r/20250205-airoha-en7581-flowtable-offload-v1-10-d362cfa97b01%40kernel.org
patch subject: [PATCH net-next 10/13] net: airoha: Introduce PPE initialization via NPU
config: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20250207/202502070935.LuHfHz3M-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250207/202502070935.LuHfHz3M-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502070935.LuHfHz3M-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/net/ethernet/airoha/airoha_npu.c:201:30: warning: format specifies type 'long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat]
200 | dev_err(dev, "%s: fw size too overlimit (%ld)\n",
| ~~~
| %zu
201 | NPU_EN7581_FIRMWARE_RV32, fw->size);
| ^~~~~~~~
include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ~~~ ^~~~~~~~~~~
include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ~~~ ^~~~~~~~~~~
drivers/net/ethernet/airoha/airoha_npu.c:221:30: warning: format specifies type 'long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat]
220 | dev_err(dev, "%s: fw size too overlimit (%ld)\n",
| ~~~
| %zu
221 | NPU_EN7581_FIRMWARE_DATA, fw->size);
| ^~~~~~~~
include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ~~~ ^~~~~~~~~~~
include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ~~~ ^~~~~~~~~~~
2 warnings generated.
vim +201 drivers/net/ethernet/airoha/airoha_npu.c
187
188 static int airoha_npu_run_firmware(struct airoha_npu *npu, struct reserved_mem *rmem)
189 {
190 struct device *dev = &npu->pdev->dev;
191 const struct firmware *fw;
192 void __iomem *addr;
193 int ret;
194
195 ret = request_firmware(&fw, NPU_EN7581_FIRMWARE_RV32, dev);
196 if (ret)
197 return ret;
198
199 if (fw->size > NPU_EN7581_FIRMWARE_RV32_MAX_SIZE) {
200 dev_err(dev, "%s: fw size too overlimit (%ld)\n",
> 201 NPU_EN7581_FIRMWARE_RV32, fw->size);
202 ret = -E2BIG;
203 goto out;
204 }
205
206 addr = devm_ioremap(dev, rmem->base, rmem->size);
207 if (!addr) {
208 ret = -ENOMEM;
209 goto out;
210 }
211
212 memcpy_toio(addr, fw->data, fw->size);
213 release_firmware(fw);
214
215 ret = request_firmware(&fw, NPU_EN7581_FIRMWARE_DATA, dev);
216 if (ret)
217 return ret;
218
219 if (fw->size > NPU_EN7581_FIRMWARE_DATA_MAX_SIZE) {
220 dev_err(dev, "%s: fw size too overlimit (%ld)\n",
221 NPU_EN7581_FIRMWARE_DATA, fw->size);
222 ret = -E2BIG;
223 goto out;
224 }
225
226 memcpy_toio(npu->base + REG_NPU_LOCAL_SRAM, fw->data, fw->size);
227 out:
228 release_firmware(fw);
229
230 return ret;
231 }
232
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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