[Intel-gfx] [kbuild-all] [PATCH] drm: Convert all helpers to drm_connector_list_iter
Fengguang Wu
lkp at intel.com
Fri Dec 16 07:41:09 UTC 2016
Hi Daniel,
On Fri, Dec 16, 2016 at 08:29:43AM +0100, Daniel Vetter wrote:
>Hi Kbuild folks
>
>So yeah this doesn't apply because it's just 1 patch resent out of a
>big patch series, in-reply-to the patch it replaces. So applying this
>alone and telling me (and all the mailing lists) that it doesn't apply
>isn't all that useful.
>
>And it shouldn't be too hard to detect this, since the fdo patchwork
>instance does catch most of these partial resends successfully and
>correctly, and will retest the entire patch series.
Good point! CC Xiaolong. This scenario seems happen frequent enough in
LKML to worth the efforts to add auto detect logic for.
Thanks,
Fengguang
>On Thu, Dec 15, 2016 at 11:59 PM, kbuild test robot <lkp at intel.com> wrote:
>> 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-x003-201650 (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 error/warnings (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;
>> ^~~~~~~~~
>> In file included from include/linux/linkage.h:4:0,
>> from include/linux/kernel.h:6,
>> from drivers/gpu/drm/drm_crtc_helper.c:32:
>>>> include/linux/compiler.h:149:2: error: expected ';' before 'if'
>> if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
>> ^
>> include/linux/compiler.h:147:23: note: in expansion of macro '__trace_if'
>> #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) )
>> ^~~~~~~~~~
>>>> drivers/gpu/drm/drm_crtc_helper.c:800:3: note: in expansion of macro '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;
>> ^~~~~~~~~
>> In file included from include/linux/linkage.h:4:0,
>> from include/linux/kernel.h:6,
>> from drivers/gpu/drm/drm_crtc_helper.c:32:
>>>> include/linux/compiler.h:149:2: error: expected ';' before 'if'
>> if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
>> ^
>> include/linux/compiler.h:147:23: note: in expansion of macro '__trace_if'
>> #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) )
>> ^~~~~~~~~~
>> drivers/gpu/drm/drm_crtc_helper.c:841:3: note: in expansion of macro '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
>> --
>> drivers/gpu/drm/drm_probe_helper.c: In function 'drm_kms_helper_poll_enable_locked':
>>>> drivers/gpu/drm/drm_probe_helper.c:132:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>>>> drivers/gpu/drm/drm_probe_helper.c:140:2: 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_probe_helper.c:141:2: 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_probe_helper.c:141:53: error: expected ';' before '{' token
>> drm_for_each_connector_iter(connector, &conn_iter) {
>> ^
>> drivers/gpu/drm/drm_probe_helper.c:132:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_probe_helper.c: In function 'output_poll_execute':
>> drivers/gpu/drm/drm_probe_helper.c:388:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_probe_helper.c:405:53: error: expected ';' before '{' token
>> drm_for_each_connector_iter(connector, &conn_iter) {
>> ^
>> drivers/gpu/drm/drm_probe_helper.c:389:28: warning: unused variable 'old_status' [-Wunused-variable]
>> enum drm_connector_status old_status;
>> ^~~~~~~~~~
>> drivers/gpu/drm/drm_probe_helper.c:388:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_probe_helper.c: In function 'drm_helper_hpd_irq_event':
>> drivers/gpu/drm/drm_probe_helper.c:570:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_probe_helper.c:579:53: error: expected ';' before '{' token
>> drm_for_each_connector_iter(connector, &conn_iter) {
>> ^
>> drivers/gpu/drm/drm_probe_helper.c:571:28: warning: unused variable 'old_status' [-Wunused-variable]
>> enum drm_connector_status old_status;
>> ^~~~~~~~~~
>> drivers/gpu/drm/drm_probe_helper.c:570:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> cc1: some warnings being treated as errors
>> --
>> drivers/gpu/drm/drm_plane_helper.c: In function 'get_connectors_for_crtc':
>>>> drivers/gpu/drm/drm_plane_helper.c:77:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>>>> drivers/gpu/drm/drm_plane_helper.c:87:2: 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_plane_helper.c:88:2: 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_plane_helper.c:88:53: error: expected ';' before '{' token
>> drm_for_each_connector_iter(connector, &conn_iter) {
>> ^
>> drivers/gpu/drm/drm_plane_helper.c:77:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> cc1: some warnings being treated as errors
>> --
>> drivers/gpu/drm/drm_atomic_helper.c: In function 'handle_conflicting_encoders':
>>>> drivers/gpu/drm/drm_atomic_helper.c:97:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>>>> drivers/gpu/drm/drm_atomic_helper.c:148:2: error: implicit declaration of function 'drm_connector_list_iter_get' [-Werror=implicit-function-declaration]
>> drm_connector_list_iter_get(state->dev, &conn_iter);
>> ^~~~~~~~~~~~~~~~~~~~~~~~~~~
>>>> drivers/gpu/drm/drm_atomic_helper.c:149:2: 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_atomic_helper.c:149:53: error: expected ';' before '{' token
>> drm_for_each_connector_iter(connector, &conn_iter) {
>> ^
>> drivers/gpu/drm/drm_atomic_helper.c:98:22: warning: unused variable 'encoder' [-Wunused-variable]
>> struct drm_encoder *encoder;
>> ^~~~~~~
>> drivers/gpu/drm/drm_atomic_helper.c:97:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_atomic_helper.c: In function 'drm_atomic_helper_disable_all':
>> drivers/gpu/drm/drm_atomic_helper.c:2452:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_atomic_helper.c:2462:48: error: expected ';' before '{' token
>> drm_for_each_connector_iter(conn, &conn_iter) {
>> ^
>>>> drivers/gpu/drm/drm_atomic_helper.c:2480:2: 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_atomic_helper.c:2479:1: warning: label 'free' defined but not used [-Wunused-label]
>> free:
>> ^~~~
>> drivers/gpu/drm/drm_atomic_helper.c:2452:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_atomic_helper.c: In function 'drm_atomic_helper_connector_dpms':
>> drivers/gpu/drm/drm_atomic_helper.c:2853:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_atomic_helper.c:2882:57: error: expected ';' before '{' token
>> drm_for_each_connector_iter(tmp_connector, &conn_iter) {
>> ^
>> drivers/gpu/drm/drm_atomic_helper.c:2853:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_atomic_helper.c: In function 'drm_atomic_helper_duplicate_state':
>> drivers/gpu/drm/drm_atomic_helper.c:3269:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> drivers/gpu/drm/drm_atomic_helper.c:3301:48: error: expected ';' before '{' token
>> drm_for_each_connector_iter(conn, &conn_iter) {
>> ^
>> drivers/gpu/drm/drm_atomic_helper.c:3269:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> cc1: some warnings being treated as errors
>> --
>> drivers/gpu/drm/drm_modeset_helper.c: In function 'drm_helper_move_panel_connectors_to_head':
>>>> drivers/gpu/drm/drm_modeset_helper.c:51:33: error: 'struct drm_mode_config' has no member named 'connector_list_lock'; did you mean 'connector_list'?
>> spin_lock_irq(&dev->mode_config.connector_list_lock);
>> ^
>> drivers/gpu/drm/drm_modeset_helper.c:61:35: error: 'struct drm_mode_config' has no member named 'connector_list_lock'; did you mean 'connector_list'?
>> spin_unlock_irq(&dev->mode_config.connector_list_lock);
>> ^
>> --
>> drivers/gpu/drm/drm_fb_helper.c: In function 'drm_fb_helper_single_add_all_connectors':
>>>> drivers/gpu/drm/drm_fb_helper.c:123:33: error: storage size of 'conn_iter' isn't known
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>>>> drivers/gpu/drm/drm_fb_helper.c:130:2: 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_fb_helper.c:131:2: 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_fb_helper.c:131:53: error: expected ';' before '{' token
>> drm_for_each_connector_iter(connector, &conn_iter) {
>> ^
>>>> drivers/gpu/drm/drm_fb_helper.c:151:2: 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_fb_helper.c:150:1: warning: label 'out' defined but not used [-Wunused-label]
>> out:
>> ^~~
>> drivers/gpu/drm/drm_fb_helper.c:139:1: warning: label 'fail' defined but not used [-Wunused-label]
>> fail:
>> ^~~~
>> drivers/gpu/drm/drm_fb_helper.c:123:33: warning: unused variable 'conn_iter' [-Wunused-variable]
>> struct drm_connector_list_iter conn_iter;
>> ^~~~~~~~~
>> cc1: some warnings being treated as errors
>>
>> vim +91 drivers/gpu/drm/drm_crtc_helper.c
>>
>> 26 * Keith Packard
>> 27 * Eric Anholt <eric at anholt.net>
>> 28 * Dave Airlie <airlied at linux.ie>
>> 29 * Jesse Barnes <jesse.barnes at intel.com>
>> 30 */
>> 31
>> > 32 #include <linux/kernel.h>
>> 33 #include <linux/export.h>
>> 34 #include <linux/moduleparam.h>
>> 35
>> 36 #include <drm/drmP.h>
>> 37 #include <drm/drm_atomic.h>
>> 38 #include <drm/drm_crtc.h>
>> 39 #include <drm/drm_fourcc.h>
>> 40 #include <drm/drm_crtc_helper.h>
>> 41 #include <drm/drm_fb_helper.h>
>> 42 #include <drm/drm_plane_helper.h>
>> 43 #include <drm/drm_atomic_helper.h>
>> 44 #include <drm/drm_edid.h>
>> 45
>> 46 /**
>> 47 * DOC: overview
>> 48 *
>> 49 * The CRTC modeset helper library provides a default set_config implementation
>> 50 * in drm_crtc_helper_set_config(). Plus a few other convenience functions using
>> 51 * the same callbacks which drivers can use to e.g. restore the modeset
>> 52 * configuration on resume with drm_helper_resume_force_mode().
>> 53 *
>> 54 * Note that this helper library doesn't track the current power state of CRTCs
>> 55 * and encoders. It can call callbacks like ->dpms() even though the hardware is
>> 56 * already in the desired state. This deficiency has been fixed in the atomic
>> 57 * helpers.
>> 58 *
>> 59 * The driver callbacks are mostly compatible with the atomic modeset helpers,
>> 60 * except for the handling of the primary plane: Atomic helpers require that the
>> 61 * primary plane is implemented as a real standalone plane and not directly tied
>> 62 * to the CRTC state. For easier transition this library provides functions to
>> 63 * implement the old semantics required by the CRTC helpers using the new plane
>> 64 * and atomic helper callbacks.
>> 65 *
>> 66 * Drivers are strongly urged to convert to the atomic helpers (by way of first
>> 67 * converting to the plane helpers). New drivers must not use these functions
>> 68 * but need to implement the atomic interface instead, potentially using the
>> 69 * atomic helpers for that.
>> 70 *
>> 71 * These legacy modeset helpers use the same function table structures as
>> 72 * all other modesetting helpers. See the documentation for struct
>> 73 * &drm_crtc_helper_funcs, struct &drm_encoder_helper_funcs and struct
>> 74 * &drm_connector_helper_funcs.
>> 75 */
>> 76
>> 77 /**
>> 78 * drm_helper_encoder_in_use - check if a given encoder is in use
>> 79 * @encoder: encoder to check
>> 80 *
>> 81 * Checks whether @encoder is with the current mode setting output configuration
>> 82 * in use by any connector. This doesn't mean that it is actually enabled since
>> 83 * the DPMS state is tracked separately.
>> 84 *
>> 85 * Returns:
>> 86 * True if @encoder is used, false otherwise.
>> 87 */
>> 88 bool drm_helper_encoder_in_use(struct drm_encoder *encoder)
>> 89 {
>> 90 struct drm_connector *connector;
>> > 91 struct drm_connector_list_iter conn_iter;
>> 92 struct drm_device *dev = encoder->dev;
>> 93
>> 94 /*
>> 95 * We can expect this mutex to be locked if we are not panicking.
>> 96 * Locking is currently fubar in the panic handler.
>> 97 */
>> 98 if (!oops_in_progress) {
>> 99 WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
>> 100 WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex));
>> 101 }
>> 102
>> 103
>> > 104 drm_connector_list_iter_get(dev, &conn_iter);
>> > 105 drm_for_each_connector_iter(connector, &conn_iter) {
>> 106 if (connector->encoder == encoder) {
>> 107 drm_connector_list_iter_put(&conn_iter);
>> 108 return true;
>>
>> ---
>> 0-DAY kernel test infrastructure Open Source Technology Center
>> https://lists.01.org/pipermail/kbuild-all Intel Corporation
>
>
>
>--
>Daniel Vetter
>Software Engineer, Intel Corporation
>+41 (0) 79 365 57 48 - http://blog.ffwll.ch
>_______________________________________________
>kbuild-all mailing list
>kbuild-all at lists.01.org
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