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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: oe-kbuild-all@lists.linux.dev, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Andre Przywara Subject: Re: [PATCH net-next v3 02/10] net: stmmac: Add support for Allwinner A523 GMAC200 Message-ID: <202509070456.CKA8CXUt-lkp@intel.com> References: <20250906041333.642483-3-wens@kernel.org> Precedence: bulk X-Mailing-List: netdev@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: <20250906041333.642483-3-wens@kernel.org> Hi Chen-Yu, kernel test robot noticed the following build warnings: [auto build test WARNING on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Chen-Yu-Tsai/dt-bindings-net-sun8i-emac-Add-A523-GMAC200-compatible/20250906-121610 base: net-next/main patch link: https://lore.kernel.org/r/20250906041333.642483-3-wens%40kernel.org patch subject: [PATCH net-next v3 02/10] net: stmmac: Add support for Allwinner A523 GMAC200 config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20250907/202509070456.CKA8CXUt-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250907/202509070456.CKA8CXUt-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/202509070456.CKA8CXUt-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/net/ethernet/stmicro/stmmac/dwmac-sun55i.c: In function 'sun55i_gmac200_set_syscon': >> drivers/net/ethernet/stmicro/stmmac/dwmac-sun55i.c:60:89: warning: format '%d' expects argument of type 'int', but argument 5 has type 'long unsigned int' [-Wformat=] 60 | "TX clock delay exceeds maximum (%d00ps > %d00ps)\n", | ~^ | | | int | %ld drivers/net/ethernet/stmicro/stmmac/dwmac-sun55i.c:74:89: warning: format '%d' expects argument of type 'int', but argument 5 has type 'long unsigned int' [-Wformat=] 74 | "RX clock delay exceeds maximum (%d00ps > %d00ps)\n", | ~^ | | | int | %ld vim +60 drivers/net/ethernet/stmicro/stmmac/dwmac-sun55i.c 39 40 static int sun55i_gmac200_set_syscon(struct device *dev, 41 struct plat_stmmacenet_data *plat) 42 { 43 struct device_node *node = dev->of_node; 44 struct regmap *regmap; 45 u32 val, reg = 0; 46 int ret; 47 48 regmap = syscon_regmap_lookup_by_phandle(node, "syscon"); 49 if (IS_ERR(regmap)) 50 return dev_err_probe(dev, PTR_ERR(regmap), "Unable to map syscon\n"); 51 52 if (!of_property_read_u32(node, "tx-internal-delay-ps", &val)) { 53 if (val % 100) 54 return dev_err_probe(dev, -EINVAL, 55 "tx-delay must be a multiple of 100ps\n"); 56 val /= 100; 57 dev_dbg(dev, "set tx-delay to %x\n", val); 58 if (!FIELD_FIT(SYSCON_ETXDC_MASK, val)) 59 return dev_err_probe(dev, -EINVAL, > 60 "TX clock delay exceeds maximum (%d00ps > %d00ps)\n", 61 val, FIELD_MAX(SYSCON_ETXDC_MASK)); 62 63 reg |= FIELD_PREP(SYSCON_ETXDC_MASK, val); 64 } 65 66 if (!of_property_read_u32(node, "rx-internal-delay-ps", &val)) { 67 if (val % 100) 68 return dev_err_probe(dev, -EINVAL, 69 "rx-delay must be a multiple of 100ps\n"); 70 val /= 100; 71 dev_dbg(dev, "set rx-delay to %x\n", val); 72 if (!FIELD_FIT(SYSCON_ERXDC_MASK, val)) 73 return dev_err_probe(dev, -EINVAL, 74 "RX clock delay exceeds maximum (%d00ps > %d00ps)\n", 75 val, FIELD_MAX(SYSCON_ERXDC_MASK)); 76 77 reg |= FIELD_PREP(SYSCON_ERXDC_MASK, val); 78 } 79 80 switch (plat->mac_interface) { 81 case PHY_INTERFACE_MODE_MII: 82 /* default */ 83 break; 84 case PHY_INTERFACE_MODE_RGMII: 85 case PHY_INTERFACE_MODE_RGMII_ID: 86 case PHY_INTERFACE_MODE_RGMII_RXID: 87 case PHY_INTERFACE_MODE_RGMII_TXID: 88 reg |= SYSCON_EPIT | SYSCON_ETCS_INT_GMII; 89 break; 90 case PHY_INTERFACE_MODE_RMII: 91 reg |= SYSCON_RMII_EN; 92 break; 93 default: 94 return dev_err_probe(dev, -EINVAL, "Unsupported interface mode: %s", 95 phy_modes(plat->mac_interface)); 96 } 97 98 ret = regmap_write(regmap, SYSCON_REG, reg); 99 if (ret < 0) 100 return dev_err_probe(dev, ret, "Failed to write to syscon\n"); 101 102 return 0; 103 } 104 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki