Hi Sowjanya, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tegra/for-next] [also build test WARNING on v4.20 next-20190102] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Sowjanya-Komatineni/i2c-tegra-Fix-Maximum-transfer-size/20190103-082727 base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next config: arm-allmodconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.2.0 make.cross ARCH=arm All warnings (new ones prefixed by >>): >> drivers/i2c/busses/i2c-tegra.c:839:18: warning: large integer implicitly truncated to unsigned type [-Woverflow] .max_read_len = 65536, ^~~~~ drivers/i2c/busses/i2c-tegra.c:840:19: warning: large integer implicitly truncated to unsigned type [-Woverflow] .max_write_len = 65536, ^~~~~ >> drivers/i2c/busses/i2c-tegra.c:854:12: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] .quirks = &tegra_i2c_quirks, ^ drivers/i2c/busses/i2c-tegra.c:868:12: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] .quirks = &tegra_i2c_quirks, ^ drivers/i2c/busses/i2c-tegra.c:882:12: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] .quirks = &tegra_i2c_quirks, ^ drivers/i2c/busses/i2c-tegra.c:896:12: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] .quirks = &tegra_i2c_quirks, ^ drivers/i2c/busses/i2c-tegra.c:910:12: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] .quirks = &tegra_i2c_quirks, ^ drivers/i2c/busses/i2c-tegra.c:924:12: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] .quirks = &tegra194_i2c_quirks, ^ vim +839 drivers/i2c/busses/i2c-tegra.c 836 837 static const struct i2c_adapter_quirks tegra194_i2c_quirks = { 838 .flags = I2C_AQ_NO_ZERO_LEN, > 839 .max_read_len = 65536, 840 .max_write_len = 65536, 841 }; 842 843 static const struct tegra_i2c_hw_feature tegra20_i2c_hw = { 844 .has_continue_xfer_support = false, 845 .has_per_pkt_xfer_complete_irq = false, 846 .has_single_clk_source = false, 847 .clk_divisor_hs_mode = 3, 848 .clk_divisor_std_fast_mode = 0, 849 .clk_divisor_fast_plus_mode = 0, 850 .has_config_load_reg = false, 851 .has_multi_master_mode = false, 852 .has_slcg_override_reg = false, 853 .has_mst_fifo = false, > 854 .quirks = &tegra_i2c_quirks, 855 }; 856 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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