Hi Daniel, [auto build test ERROR on drm/drm-next] [also build test ERROR on next-20161215] [cannot apply to v4.9] [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/Daniel-Vetter/drm-Convert-all-helpers-to-drm_connector_list_iter/20161216-061508 base: git://people.freedesktop.org/~airlied/linux.git drm-next config: i386-randconfig-x005-201650 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers/gpu/drm/drm_crtc_helper.c: In function 'drm_helper_encoder_in_use': drivers/gpu/drm/drm_crtc_helper.c:91:33: error: storage size of 'conn_iter' isn't known struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:104:2: error: implicit declaration of function 'drm_connector_list_iter_get' [-Werror=implicit-function-declaration] drm_connector_list_iter_get(dev, &conn_iter); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:105:2: error: implicit declaration of function 'drm_for_each_connector_iter' [-Werror=implicit-function-declaration] drm_for_each_connector_iter(connector, &conn_iter) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:105:53: error: expected ';' before '{' token drm_for_each_connector_iter(connector, &conn_iter) { ^ drivers/gpu/drm/drm_crtc_helper.c:91:33: warning: unused variable 'conn_iter' [-Wunused-variable] struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c: In function 'drm_crtc_helper_disable': drivers/gpu/drm/drm_crtc_helper.c:446:34: error: storage size of 'conn_iter' isn't known struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:452:54: error: expected ';' before '{' token drm_for_each_connector_iter(connector, &conn_iter) { ^ drivers/gpu/drm/drm_crtc_helper.c:446:34: warning: unused variable 'conn_iter' [-Wunused-variable] struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c: In function 'drm_crtc_helper_set_config': drivers/gpu/drm/drm_crtc_helper.c:521:33: error: storage size of 'conn_iter' isn't known struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:588:3: error: expected ';' before 'save_connector_encoders' save_connector_encoders[count++] = connector->encoder; ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:589:2: error: implicit declaration of function 'drm_connector_list_iter_put' [-Werror=implicit-function-declaration] drm_connector_list_iter_put(&conn_iter); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:633:53: error: expected ';' before '{' token drm_for_each_connector_iter(connector, &conn_iter) { ^ drivers/gpu/drm/drm_crtc_helper.c:675:53: error: expected ';' before '{' token drm_for_each_connector_iter(connector, &conn_iter) { ^ drivers/gpu/drm/drm_crtc_helper.c:767:3: error: expected ';' before 'connector' connector->encoder = save_connector_encoders[count++]; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:521:33: warning: unused variable 'conn_iter' [-Wunused-variable] struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:517:49: warning: unused variable 'new_encoder' [-Wunused-variable] struct drm_encoder **save_connector_encoders, *new_encoder, *encoder; ^~~~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:516:41: warning: unused variable 'new_crtc' [-Wunused-variable] struct drm_crtc **save_encoder_crtcs, *new_crtc; ^~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c: In function 'drm_helper_choose_encoder_dpms': drivers/gpu/drm/drm_crtc_helper.c:795:33: error: storage size of 'conn_iter' isn't known struct drm_connector_list_iter conn_iter; ^~~~~~~~~ >> drivers/gpu/drm/drm_crtc_helper.c:800:3: error: expected ';' before 'if' if (connector->encoder == encoder) ^~ drivers/gpu/drm/drm_crtc_helper.c:795:33: warning: unused variable 'conn_iter' [-Wunused-variable] struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c: In function 'drm_helper_choose_crtc_dpms': drivers/gpu/drm/drm_crtc_helper.c:836:33: error: storage size of 'conn_iter' isn't known struct drm_connector_list_iter conn_iter; ^~~~~~~~~ drivers/gpu/drm/drm_crtc_helper.c:841:3: error: expected ';' before 'if' if (connector->encoder && connector->encoder->crtc == crtc) ^~ drivers/gpu/drm/drm_crtc_helper.c:836:33: warning: unused variable 'conn_iter' [-Wunused-variable] struct drm_connector_list_iter conn_iter; ^~~~~~~~~ cc1: some warnings being treated as errors vim +800 drivers/gpu/drm/drm_crtc_helper.c c9fb15f60 Keith Packard 2009-05-30 794 struct drm_connector *connector; bb3781dd0 Daniel Vetter 2016-12-15 795 struct drm_connector_list_iter conn_iter; c9fb15f60 Keith Packard 2009-05-30 796 struct drm_device *dev = encoder->dev; c9fb15f60 Keith Packard 2009-05-30 797 bb3781dd0 Daniel Vetter 2016-12-15 798 drm_connector_list_iter_get(dev, &conn_iter); bb3781dd0 Daniel Vetter 2016-12-15 799 drm_for_each_connector_iter(connector, &conn_iter) c9fb15f60 Keith Packard 2009-05-30 @800 if (connector->encoder == encoder) c9fb15f60 Keith Packard 2009-05-30 801 if (connector->dpms < dpms) c9fb15f60 Keith Packard 2009-05-30 802 dpms = connector->dpms; bb3781dd0 Daniel Vetter 2016-12-15 803 drm_connector_list_iter_put(&conn_iter); :::::: The code at line 800 was first introduced by commit :::::: c9fb15f60eb517c958dec64dca9357bf62bf2201 drm: Hook up DPMS property handling in drm_crtc.c. Add drm_helper_connector_dpms. :::::: TO: Keith Packard <keithp@xxxxxxxxxx> :::::: CC: Dave Airlie <airlied@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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