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Message-ID: <202311030347.asaThH7R-lkp@intel.com>
Date: Fri, 3 Nov 2023 03:21:20 +0800
From: kernel test robot <lkp@...el.com>
To: Christian Marangi <ansuelsmth@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Andrew Lunn <andrew@...n.ch>,
Heiner Kallweit <hkallweit1@...il.com>,
Russell King <linux@...linux.org.uk>, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
Robert Marko <robimarko@...il.com>
Subject: Re: [net-next PATCH v2 1/2] net: phy: aquantia: add firmware load
support
Hi Christian,
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/Christian-Marangi/dt-bindings-Document-bindings-for-Marvell-Aquantia-PHY/20231101-203944
base: net-next/main
patch link: https://lore.kernel.org/r/20231101123608.11157-1-ansuelsmth%40gmail.com
patch subject: [net-next PATCH v2 1/2] net: phy: aquantia: add firmware load support
config: arc-allmodconfig (https://download.01.org/0day-ci/archive/20231103/202311030347.asaThH7R-lkp@intel.com/config)
compiler: arceb-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231103/202311030347.asaThH7R-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/202311030347.asaThH7R-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/net/phy/aquantia_main.c: In function 'aqr_fw_boot':
>> drivers/net/phy/aquantia_main.c:857:13: warning: the address of 'version' will always evaluate as 'true' [-Waddress]
857 | if (!version) {
| ^
during RTL pass: mach
drivers/net/phy/aquantia_main.c: In function 'aqr107_chip_info':
drivers/net/phy/aquantia_main.c:619:1: internal compiler error: in arc_ifcvt, at config/arc/arc.cc:9703
619 | }
| ^
0x5b78c1 arc_ifcvt
/tmp/build-crosstools-gcc-13.2.0-binutils-2.41/gcc/gcc-13.2.0/gcc/config/arc/arc.cc:9703
0xe431b4 arc_reorg
/tmp/build-crosstools-gcc-13.2.0-binutils-2.41/gcc/gcc-13.2.0/gcc/config/arc/arc.cc:8552
0xaed299 execute
/tmp/build-crosstools-gcc-13.2.0-binutils-2.41/gcc/gcc-13.2.0/gcc/reorg.cc:3927
Please submit a full bug report, with preprocessed source (by using -freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
vim +857 drivers/net/phy/aquantia_main.c
789
790 static int aqr_fw_boot(struct phy_device *phydev, const u8 *data, size_t size)
791 {
792 const struct aqr_fw_header *header;
793 u32 iram_offset = 0, iram_size = 0;
794 u32 dram_offset = 0, dram_size = 0;
795 char version[VERSION_STRING_SIZE];
796 u16 calculated_crc, read_crc;
797 u32 primary_offset = 0;
798 int ret;
799
800 /* extract saved CRC at the end of the fw */
801 memcpy(&read_crc, data + size - 2, sizeof(read_crc));
802 /* CRC is saved in big-endian as PHY is BE */
803 read_crc = be16_to_cpu(read_crc);
804 calculated_crc = crc_ccitt_false(0, data, size - 2);
805 if (read_crc != calculated_crc) {
806 phydev_err(phydev, "bad firmware CRC: file 0x%04x calculated 0x%04x\n",
807 read_crc, calculated_crc);
808 return -EINVAL;
809 }
810
811 /* Get the primary offset to extract DRAM and IRAM sections. */
812 memcpy(&primary_offset, data + PRIMARY_OFFSET_OFFSET, sizeof(u16));
813 if (!primary_offset) {
814 phydev_err(phydev, "bad primary offset in firmware\n");
815 return -EINVAL;
816 }
817 primary_offset = PRIMARY_OFFSET(le32_to_cpu(primary_offset));
818
819 /* Find the DRAM and IRAM sections within the firmware file. */
820 header = (struct aqr_fw_header *)(data + primary_offset + HEADER_OFFSET);
821 memcpy(&iram_offset, &header->iram_offset, sizeof(u8) * 3);
822 if (!iram_offset) {
823 phydev_err(phydev, "bad iram offset in firmware\n");
824 return -EINVAL;
825 }
826 memcpy(&iram_size, &header->iram_size, sizeof(u8) * 3);
827 if (!iram_size) {
828 phydev_err(phydev, "invalid iram size in firmware\n");
829 return -EINVAL;
830 }
831 memcpy(&dram_offset, &header->dram_offset, sizeof(u8) * 3);
832 if (!dram_offset) {
833 phydev_err(phydev, "bad dram offset in firmware\n");
834 return -EINVAL;
835 }
836 memcpy(&dram_size, &header->dram_size, sizeof(u8) * 3);
837 if (!dram_size) {
838 phydev_err(phydev, "invalid dram size in firmware\n");
839 return -EINVAL;
840 }
841
842 /* offset are in LE and values needs to be converted to cpu endian */
843 iram_offset = le32_to_cpu(iram_offset);
844 iram_size = le32_to_cpu(iram_size);
845 dram_offset = le32_to_cpu(dram_offset);
846 dram_size = le32_to_cpu(dram_size);
847
848 /* Increment the offset with the primary offset. */
849 iram_offset += primary_offset;
850 dram_offset += primary_offset;
851
852 phydev_dbg(phydev, "primary %d IRAM offset=%d size=%d DRAM offset=%d size=%d\n",
853 primary_offset, iram_offset, iram_size, dram_offset, dram_size);
854
855 strscpy(version, (char *)data + dram_offset + VERSION_STRING_OFFSET,
856 VERSION_STRING_SIZE);
> 857 if (!version) {
858 phydev_err(phydev, "invalid version in firmware\n");
859 return -EINVAL;
860 }
861 phydev_info(phydev, "loading firmware version '%s'\n", version);
862
863 /* stall the microcprocessor */
864 phy_write_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_CONTROL2,
865 VEND1_GLOBAL_CONTROL2_UP_RUN_STALL | VEND1_GLOBAL_CONTROL2_UP_RUN_STALL_OVD);
866
867 phydev_dbg(phydev, "loading DRAM 0x%08x from offset=%d size=%d\n",
868 DRAM_BASE_ADDR, dram_offset, dram_size);
869 ret = aquantia_load_memory(phydev, DRAM_BASE_ADDR, data + dram_offset,
870 dram_size);
871 if (ret)
872 return ret;
873
874 phydev_dbg(phydev, "loading IRAM 0x%08x from offset=%d size=%d\n",
875 IRAM_BASE_ADDR, iram_offset, iram_size);
876 ret = aquantia_load_memory(phydev, IRAM_BASE_ADDR, data + iram_offset,
877 iram_size);
878 if (ret)
879 return ret;
880
881 /* make sure soft reset and low power mode are clear */
882 phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_SC,
883 VEND1_GLOBAL_SC_SOFT_RESET | VEND1_GLOBAL_SC_LOW_POWER);
884
885 /* Release the microprocessor. UP_RESET must be held for 100 usec. */
886 phy_write_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_CONTROL2,
887 VEND1_GLOBAL_CONTROL2_UP_RUN_STALL |
888 VEND1_GLOBAL_CONTROL2_UP_RUN_STALL_OVD |
889 VEND1_GLOBAL_CONTROL2_UP_RUN_STALL_RST);
890 usleep_range(UP_RESET_SLEEP, UP_RESET_SLEEP * 2);
891
892 phy_write_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_CONTROL2,
893 VEND1_GLOBAL_CONTROL2_UP_RUN_STALL_OVD);
894
895 return 0;
896 }
897
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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