Hi Dmitriy, [auto build test ERROR on wsa/i2c/for-next] [also build test ERROR on v4.5-rc1 next-20160125] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Dmitriy-Baranov/i2c-imx-add-slave-support/20160125-225538 base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux i2c/for-next config: arm-imx_v6_v7_defconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm All error/warnings (new ones prefixed by >>): drivers/i2c/busses/i2c-imx.c: In function 'i2c_imx_slave_threadfn': >> drivers/i2c/busses/i2c-imx.c:696:6: error: implicit declaration of function 'i2c_slave_event' [-Werror=implicit-function-declaration] i2c_slave_event(i2c_imx->slave, ^ >> drivers/i2c/busses/i2c-imx.c:697:7: error: 'I2C_SLAVE_READ_REQUESTED' undeclared (first use in this function) I2C_SLAVE_READ_REQUESTED, &data); ^ drivers/i2c/busses/i2c-imx.c:697:7: note: each undeclared identifier is reported only once for each function it appears in >> drivers/i2c/busses/i2c-imx.c:706:7: error: 'I2C_SLAVE_WRITE_REQUESTED' undeclared (first use in this function) I2C_SLAVE_WRITE_REQUESTED, &data); ^ >> drivers/i2c/busses/i2c-imx.c:719:8: error: 'I2C_SLAVE_READ_PROCESSED' undeclared (first use in this function) I2C_SLAVE_READ_PROCESSED, &data); ^ >> drivers/i2c/busses/i2c-imx.c:744:7: error: 'I2C_SLAVE_WRITE_RECEIVED' undeclared (first use in this function) I2C_SLAVE_WRITE_RECEIVED, &data); ^ >> drivers/i2c/busses/i2c-imx.c:755:37: error: 'I2C_SLAVE_STOP' undeclared (first use in this function) i2c_slave_event(i2c_imx->slave, I2C_SLAVE_STOP, &data); ^ drivers/i2c/busses/i2c-imx.c: At top level: >> drivers/i2c/busses/i2c-imx.c:1283:2: error: unknown field 'reg_slave' specified in initializer .reg_slave = i2c_imx_reg_slave, ^ >> drivers/i2c/busses/i2c-imx.c:1283:2: warning: excess elements in struct initializer drivers/i2c/busses/i2c-imx.c:1283:2: warning: (near initialization for 'i2c_imx_algo') >> drivers/i2c/busses/i2c-imx.c:1284:2: error: unknown field 'unreg_slave' specified in initializer .unreg_slave = i2c_imx_unreg_slave, ^ drivers/i2c/busses/i2c-imx.c:1284:2: warning: excess elements in struct initializer drivers/i2c/busses/i2c-imx.c:1284:2: warning: (near initialization for 'i2c_imx_algo') cc1: some warnings being treated as errors vim +/i2c_slave_event +696 drivers/i2c/busses/i2c-imx.c 690 status = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR); 691 ctl = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR); 692 693 if (status & I2SR_IAAS) { 694 if (status & I2SR_SRW) { 695 /* master wants to read from us */ > 696 i2c_slave_event(i2c_imx->slave, > 697 I2C_SLAVE_READ_REQUESTED, &data); 698 ctl |= I2CR_MTX; 699 imx_i2c_write_reg(ctl, i2c_imx, IMX_I2C_I2CR); 700 701 /*send data */ 702 imx_i2c_write_reg(data, i2c_imx, IMX_I2C_I2DR); 703 } else { 704 dev_dbg(&i2c_imx->adapter.dev, "write requested"); 705 i2c_slave_event(i2c_imx->slave, > 706 I2C_SLAVE_WRITE_REQUESTED, &data); 707 /*slave receive */ 708 ctl &= ~I2CR_MTX; 709 imx_i2c_write_reg(ctl, i2c_imx, IMX_I2C_I2CR); 710 711 /*dummy read */ 712 data = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2DR); 713 } 714 } else { 715 /* slave send */ 716 if (ctl & I2CR_MTX) { 717 if (!(status & I2SR_RXAK)) { /*ACK received */ 718 i2c_slave_event(i2c_imx->slave, > 719 I2C_SLAVE_READ_PROCESSED, &data); 720 ctl |= I2CR_MTX; 721 imx_i2c_write_reg(ctl, i2c_imx, IMX_I2C_I2CR); 722 /*send data */ 723 imx_i2c_write_reg(data, i2c_imx, IMX_I2C_I2DR); 724 } else { 725 /*no ACK. */ 726 /*dummy read */ 727 dev_dbg(&i2c_imx->adapter.dev, "read requested"); 728 i2c_slave_event(i2c_imx->slave, 729 I2C_SLAVE_READ_REQUESTED, &data); 730 731 ctl &= ~I2CR_MTX; 732 imx_i2c_write_reg(ctl, i2c_imx, IMX_I2C_I2CR); 733 imx_i2c_read_reg(i2c_imx, IMX_I2C_I2DR); 734 } 735 } else { /*read */ 736 ctl &= ~I2CR_MTX; 737 imx_i2c_write_reg(ctl, i2c_imx, IMX_I2C_I2CR); 738 739 /*read */ 740 data = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2DR); 741 dev_dbg(&i2c_imx->adapter.dev, "received %x", 742 (unsigned int) data); 743 i2c_slave_event(i2c_imx->slave, > 744 I2C_SLAVE_WRITE_RECEIVED, &data); 745 } 746 } 747 } 748 749 if (atomic_read(&i2c_imx->slave_state) == I2C_IMX_SLAVE_POLLING) { 750 udelay(50); 751 status = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR); 752 753 if ((status & I2SR_IBB) == 0) { 754 pr_debug("end of package"); > 755 i2c_slave_event(i2c_imx->slave, I2C_SLAVE_STOP, &data); 756 atomic_set(&i2c_imx->slave_state, I2C_IMX_SLAVE_IDLE); 757 timeout = HZ; 758 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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