CC: [email protected] In-Reply-To: <6caac5757b8afdb84f0d621844ea2c5b6deb885f.1603543323.git.mirq-li...@rere.qmqm.pl> References: <6caac5757b8afdb84f0d621844ea2c5b6deb885f.1603543323.git.mirq-li...@rere.qmqm.pl> TO: "Michał Mirosław" <[email protected]> TO: Dmitry Osipenko <[email protected]> TO: Dmitry Torokhov <[email protected]> TO: "Gustavo A. R. Silva" <[email protected]> TO: Johnny Chuang <[email protected]> TO: Peter Hutterer <[email protected]> CC: [email protected] CC: [email protected]
Hi "Michał, I love your patch! Perhaps something to improve: [auto build test WARNING on input/next] [also build test WARNING on v5.9 next-20201023] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Micha-Miros-aw/input-elants-Support-Asus-TF300T-and-Nexus-7-touchscreens/20201024-204814 base: https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next :::::: branch date: 5 hours ago :::::: commit date: 5 hours ago compiler: sparc64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> cppcheck possible warnings: (new ones prefixed by >>, may not real problems) >> drivers/input/touchscreen/elants_i2c.c:890:7: warning: Opposite expression >> on both sides of '|='. [oppositeExpression] w |= !w; ^ vim +890 drivers/input/touchscreen/elants_i2c.c 66aee90088da2f Scott Liu 2014-11-19 852 66aee90088da2f Scott Liu 2014-11-19 853 /* 66aee90088da2f Scott Liu 2014-11-19 854 * Event reporting. 66aee90088da2f Scott Liu 2014-11-19 855 */ 66aee90088da2f Scott Liu 2014-11-19 856 89a3e1f2b4f41c Michał Mirosław 2020-10-24 857 static void elants_i2c_mt_event(struct elants_data *ts, u8 *buf, 89a3e1f2b4f41c Michał Mirosław 2020-10-24 858 size_t report_len) 66aee90088da2f Scott Liu 2014-11-19 859 { 66aee90088da2f Scott Liu 2014-11-19 860 struct input_dev *input = ts->input; 66aee90088da2f Scott Liu 2014-11-19 861 unsigned int n_fingers; f27ad8932725f8 Johnny Chuang 2020-04-09 862 unsigned int tool_type; 66aee90088da2f Scott Liu 2014-11-19 863 u16 finger_state; 66aee90088da2f Scott Liu 2014-11-19 864 int i; 66aee90088da2f Scott Liu 2014-11-19 865 66aee90088da2f Scott Liu 2014-11-19 866 n_fingers = buf[FW_POS_STATE + 1] & 0x0f; 66aee90088da2f Scott Liu 2014-11-19 867 finger_state = ((buf[FW_POS_STATE + 1] & 0x30) << 4) | 66aee90088da2f Scott Liu 2014-11-19 868 buf[FW_POS_STATE]; 66aee90088da2f Scott Liu 2014-11-19 869 66aee90088da2f Scott Liu 2014-11-19 870 dev_dbg(&ts->client->dev, 89a3e1f2b4f41c Michał Mirosław 2020-10-24 871 "n_fingers: %u, state: %04x, report_len: %zu\n", 89a3e1f2b4f41c Michał Mirosław 2020-10-24 872 n_fingers, finger_state, report_len); 66aee90088da2f Scott Liu 2014-11-19 873 f27ad8932725f8 Johnny Chuang 2020-04-09 874 /* Note: all fingers have the same tool type */ f27ad8932725f8 Johnny Chuang 2020-04-09 875 tool_type = buf[FW_POS_TOOL_TYPE] & BIT(0) ? f27ad8932725f8 Johnny Chuang 2020-04-09 876 MT_TOOL_FINGER : MT_TOOL_PALM; f27ad8932725f8 Johnny Chuang 2020-04-09 877 66aee90088da2f Scott Liu 2014-11-19 878 for (i = 0; i < MAX_CONTACT_NUM && n_fingers; i++) { 66aee90088da2f Scott Liu 2014-11-19 879 if (finger_state & 1) { 66aee90088da2f Scott Liu 2014-11-19 880 unsigned int x, y, p, w; 66aee90088da2f Scott Liu 2014-11-19 881 u8 *pos; 66aee90088da2f Scott Liu 2014-11-19 882 66aee90088da2f Scott Liu 2014-11-19 883 pos = &buf[FW_POS_XY + i * 3]; 66aee90088da2f Scott Liu 2014-11-19 884 x = (((u16)pos[0] & 0xf0) << 4) | pos[1]; 66aee90088da2f Scott Liu 2014-11-19 885 y = (((u16)pos[0] & 0x0f) << 8) | pos[2]; 89a3e1f2b4f41c Michał Mirosław 2020-10-24 886 if (report_len == PACKET_SIZE_OLD) { 89a3e1f2b4f41c Michał Mirosław 2020-10-24 887 w = buf[FW_POS_WIDTH + i / 2]; 89a3e1f2b4f41c Michał Mirosław 2020-10-24 888 w >>= 4 * (~i & 1); // little-endian-nibbles 89a3e1f2b4f41c Michał Mirosław 2020-10-24 889 w |= w << 4; 89a3e1f2b4f41c Michał Mirosław 2020-10-24 @890 w |= !w; 89a3e1f2b4f41c Michał Mirosław 2020-10-24 891 p = w; 89a3e1f2b4f41c Michał Mirosław 2020-10-24 892 } else { 66aee90088da2f Scott Liu 2014-11-19 893 p = buf[FW_POS_PRESSURE + i]; 66aee90088da2f Scott Liu 2014-11-19 894 w = buf[FW_POS_WIDTH + i]; 89a3e1f2b4f41c Michał Mirosław 2020-10-24 895 } 66aee90088da2f Scott Liu 2014-11-19 896 66aee90088da2f Scott Liu 2014-11-19 897 dev_dbg(&ts->client->dev, "i=%d x=%d y=%d p=%d w=%d\n", 66aee90088da2f Scott Liu 2014-11-19 898 i, x, y, p, w); 66aee90088da2f Scott Liu 2014-11-19 899 66aee90088da2f Scott Liu 2014-11-19 900 input_mt_slot(input, i); f27ad8932725f8 Johnny Chuang 2020-04-09 901 input_mt_report_slot_state(input, tool_type, true); 68334dbab13bc5 Michał Mirosław 2020-05-17 902 touchscreen_report_pos(input, &ts->prop, x, y, true); 66aee90088da2f Scott Liu 2014-11-19 903 input_event(input, EV_ABS, ABS_MT_PRESSURE, p); 66aee90088da2f Scott Liu 2014-11-19 904 input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, w); 66aee90088da2f Scott Liu 2014-11-19 905 66aee90088da2f Scott Liu 2014-11-19 906 n_fingers--; 66aee90088da2f Scott Liu 2014-11-19 907 } 66aee90088da2f Scott Liu 2014-11-19 908 66aee90088da2f Scott Liu 2014-11-19 909 finger_state >>= 1; 66aee90088da2f Scott Liu 2014-11-19 910 } 66aee90088da2f Scott Liu 2014-11-19 911 66aee90088da2f Scott Liu 2014-11-19 912 input_mt_sync_frame(input); 66aee90088da2f Scott Liu 2014-11-19 913 input_sync(input); 66aee90088da2f Scott Liu 2014-11-19 914 } 66aee90088da2f Scott Liu 2014-11-19 915 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected] _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
