[PATCH 2/3] drm/connector: Add helper to compare HDR metadata

kernel test robot lkp at intel.com
Fri Mar 19 14:58:32 UTC 2021


Hi Maxime,

I love your patch! Yet something to improve:

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on drm-tip/drm-tip linus/master v5.12-rc3 next-20210319]
[cannot apply to anholt/for-next]
[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/Maxime-Ripard/drm-connector-Create-a-helper-to-attach-the-hdr_output_metadata-property/20210319-205157
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: sparc64-randconfig-r035-20210318 (attached as .config)
compiler: sparc64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/e12a697958cd6235d678394450f4cb7dbf958ed5
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Maxime-Ripard/drm-connector-Create-a-helper-to-attach-the-hdr_output_metadata-property/20210319-205157
        git checkout e12a697958cd6235d678394450f4cb7dbf958ed5
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'amdgpu_dm_commit_cursors':
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:7678:44: warning: variable 'new_plane_state' set but not used [-Wunused-but-set-variable]
    7678 |  struct drm_plane_state *old_plane_state, *new_plane_state;
         |                                            ^~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c: In function 'amdgpu_dm_atomic_commit_tail':
>> drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8327:4: error: implicit declaration of function 'is_hdr_metadata_different' [-Werror=implicit-function-declaration]
    8327 |    is_hdr_metadata_different(old_con_state, new_con_state);
         |    ^~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for FRAME_POINTER
   Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS || MCOUNT
   Selected by
   - LATENCYTOP && DEBUG_KERNEL && STACKTRACE_SUPPORT && PROC_FS && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86
   - LOCKDEP && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && !MIPS && !PPC && !ARM && !S390 && !MICROBLAZE && !ARC && !X86


vim +/is_hdr_metadata_different +8327 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c

e7b07ceef2a650 Harry Wentland      2017-08-10  8293  
02d6a6fcdf68c4 David Francis       2018-12-18  8294  	/* Handle connector state changes */
c2cea7063b85fc Leo (Sunpeng  Li    2017-10-12  8295) 	for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) {
54d76575246798 Leo (Sunpeng  Li    2017-10-12  8296) 		struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state);
54d76575246798 Leo (Sunpeng  Li    2017-10-12  8297) 		struct dm_connector_state *dm_old_con_state = to_dm_connector_state(old_con_state);
54d76575246798 Leo (Sunpeng  Li    2017-10-12  8298) 		struct amdgpu_crtc *acrtc = to_amdgpu_crtc(dm_new_con_state->base.crtc);
efc8278eecfd5e Anson Jacob         2021-02-18  8299  		struct dc_surface_update dummy_updates[MAX_SURFACES];
19afd79951e630 Nathan Chancellor   2019-02-01  8300  		struct dc_stream_update stream_update;
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8301  		struct dc_info_packet hdr_packet;
e7b07ceef2a650 Harry Wentland      2017-08-10  8302  		struct dc_stream_status *status = NULL;
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8303  		bool abm_changed, hdr_changed, scaling_changed;
e7b07ceef2a650 Harry Wentland      2017-08-10  8304  
efc8278eecfd5e Anson Jacob         2021-02-18  8305  		memset(&dummy_updates, 0, sizeof(dummy_updates));
19afd79951e630 Nathan Chancellor   2019-02-01  8306  		memset(&stream_update, 0, sizeof(stream_update));
19afd79951e630 Nathan Chancellor   2019-02-01  8307  
44d09c6a577c8e Harry Wentland      2018-03-15  8308  		if (acrtc) {
0bc9706db3a35b Leo (Sunpeng  Li    2017-10-12  8309) 			new_crtc_state = drm_atomic_get_new_crtc_state(state, &acrtc->base);
44d09c6a577c8e Harry Wentland      2018-03-15  8310  			old_crtc_state = drm_atomic_get_old_crtc_state(state, &acrtc->base);
44d09c6a577c8e Harry Wentland      2018-03-15  8311  		}
0bc9706db3a35b Leo (Sunpeng  Li    2017-10-12  8312) 
e7b07ceef2a650 Harry Wentland      2017-08-10  8313  		/* Skip any modesets/resets */
0bc9706db3a35b Leo (Sunpeng  Li    2017-10-12  8314) 		if (!acrtc || drm_atomic_crtc_needs_modeset(new_crtc_state))
e7b07ceef2a650 Harry Wentland      2017-08-10  8315  			continue;
e7b07ceef2a650 Harry Wentland      2017-08-10  8316  
54d76575246798 Leo (Sunpeng  Li    2017-10-12  8317) 		dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
c1ee92f94ce3b9 David Francis       2018-11-26  8318  		dm_old_crtc_state = to_dm_crtc_state(old_crtc_state);
c1ee92f94ce3b9 David Francis       2018-11-26  8319  
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8320  		scaling_changed = is_scaling_state_different(dm_new_con_state,
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8321  							     dm_old_con_state);
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8322  
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8323  		abm_changed = dm_new_crtc_state->abm_level !=
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8324  			      dm_old_crtc_state->abm_level;
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8325  
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8326  		hdr_changed =
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28 @8327  			is_hdr_metadata_different(old_con_state, new_con_state);
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8328  
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8329  		if (!scaling_changed && !abm_changed && !hdr_changed)
c1ee92f94ce3b9 David Francis       2018-11-26  8330  			continue;
e7b07ceef2a650 Harry Wentland      2017-08-10  8331  
b6e881c947417e Dmytro Laktyushkin  2019-09-13  8332  		stream_update.stream = dm_new_crtc_state->stream;
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8333  		if (scaling_changed) {
54d76575246798 Leo (Sunpeng  Li    2017-10-12  8334) 			update_stream_scaling_settings(&dm_new_con_state->base.crtc->mode,
b6e881c947417e Dmytro Laktyushkin  2019-09-13  8335  					dm_new_con_state, dm_new_crtc_state->stream);
e7b07ceef2a650 Harry Wentland      2017-08-10  8336  
02d6a6fcdf68c4 David Francis       2018-12-18  8337  			stream_update.src = dm_new_crtc_state->stream->src;
02d6a6fcdf68c4 David Francis       2018-12-18  8338  			stream_update.dst = dm_new_crtc_state->stream->dst;
02d6a6fcdf68c4 David Francis       2018-12-18  8339  		}
02d6a6fcdf68c4 David Francis       2018-12-18  8340  
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8341  		if (abm_changed) {
02d6a6fcdf68c4 David Francis       2018-12-18  8342  			dm_new_crtc_state->stream->abm_level = dm_new_crtc_state->abm_level;
02d6a6fcdf68c4 David Francis       2018-12-18  8343  
02d6a6fcdf68c4 David Francis       2018-12-18  8344  			stream_update.abm_level = &dm_new_crtc_state->abm_level;
02d6a6fcdf68c4 David Francis       2018-12-18  8345  		}
70e8ffc55b98f3 Harry Wentland      2017-11-10  8346  
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8347  		if (hdr_changed) {
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8348  			fill_hdr_info_packet(new_con_state, &hdr_packet);
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8349  			stream_update.hdr_static_metadata = &hdr_packet;
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8350  		}
b232d4ed92eafb Nicholas Kazlauskas 2019-05-28  8351  
54d76575246798 Leo (Sunpeng  Li    2017-10-12  8352) 		status = dc_stream_get_status(dm_new_crtc_state->stream);
e7b07ceef2a650 Harry Wentland      2017-08-10  8353  		WARN_ON(!status);
3be5262e353b8a Harry Wentland      2017-07-27  8354  		WARN_ON(!status->plane_count);
e7b07ceef2a650 Harry Wentland      2017-08-10  8355  
02d6a6fcdf68c4 David Francis       2018-12-18  8356  		/*
02d6a6fcdf68c4 David Francis       2018-12-18  8357  		 * TODO: DC refuses to perform stream updates without a dc_surface_update.
02d6a6fcdf68c4 David Francis       2018-12-18  8358  		 * Here we create an empty update on each plane.
02d6a6fcdf68c4 David Francis       2018-12-18  8359  		 * To fix this, DC should permit updating only stream properties.
02d6a6fcdf68c4 David Francis       2018-12-18  8360  		 */
02d6a6fcdf68c4 David Francis       2018-12-18  8361  		for (j = 0; j < status->plane_count; j++)
efc8278eecfd5e Anson Jacob         2021-02-18  8362  			dummy_updates[j].surface = status->plane_states[0];
98e6436d3af5fe Anthony Koo         2018-08-21  8363  
02d6a6fcdf68c4 David Francis       2018-12-18  8364  
02d6a6fcdf68c4 David Francis       2018-12-18  8365  		mutex_lock(&dm->dc_lock);
02d6a6fcdf68c4 David Francis       2018-12-18  8366  		dc_commit_updates_for_stream(dm->dc,
efc8278eecfd5e Anson Jacob         2021-02-18  8367  						     dummy_updates,
3be5262e353b8a Harry Wentland      2017-07-27  8368  						     status->plane_count,
02d6a6fcdf68c4 David Francis       2018-12-18  8369  						     dm_new_crtc_state->stream,
efc8278eecfd5e Anson Jacob         2021-02-18  8370  						     &stream_update,
efc8278eecfd5e Anson Jacob         2021-02-18  8371  						     dc_state);
02d6a6fcdf68c4 David Francis       2018-12-18  8372  		mutex_unlock(&dm->dc_lock);
e7b07ceef2a650 Harry Wentland      2017-08-10  8373  	}
e7b07ceef2a650 Harry Wentland      2017-08-10  8374  
b5e83f6fe1f003 Nicholas Kazlauskas 2019-04-08  8375  	/* Count number of newly disabled CRTCs for dropping PM refs later. */
e1fc2dca1295c4 Leo (Sunpeng  Li    2017-10-18  8376) 	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state,
e1fc2dca1295c4 Leo (Sunpeng  Li    2017-10-18  8377) 				      new_crtc_state, i) {
fe2a19652918a5 Lyude Paul          2018-06-21  8378  		if (old_crtc_state->active && !new_crtc_state->active)
fe2a19652918a5 Lyude Paul          2018-06-21  8379  			crtc_disable_count++;
fe2a19652918a5 Lyude Paul          2018-06-21  8380  
54d76575246798 Leo (Sunpeng  Li    2017-10-12  8381) 		dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
e1fc2dca1295c4 Leo (Sunpeng  Li    2017-10-18  8382) 		dm_old_crtc_state = to_dm_crtc_state(old_crtc_state);
66b0c973d7f74e Mario Kleiner       2019-03-29  8383  
585d450c76d1d5 Aurabindo Pillai    2020-08-12  8384  		/* For freesync config update on crtc state and params for irq */
585d450c76d1d5 Aurabindo Pillai    2020-08-12  8385  		update_stream_irq_parameters(dm, dm_new_crtc_state);
057be086603feb Nicholas Kazlauskas 2019-04-15  8386  
66b0c973d7f74e Mario Kleiner       2019-03-29  8387  		/* Handle vrr on->off / off->on transitions */
66b0c973d7f74e Mario Kleiner       2019-03-29  8388  		amdgpu_dm_handle_vrr_transition(dm_old_crtc_state,
66b0c973d7f74e Mario Kleiner       2019-03-29  8389  						dm_new_crtc_state);
e7b07ceef2a650 Harry Wentland      2017-08-10  8390  	}
e7b07ceef2a650 Harry Wentland      2017-08-10  8391  
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8392  	/**
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8393  	 * Enable interrupts for CRTCs that are newly enabled or went through
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8394  	 * a modeset. It was intentionally deferred until after the front end
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8395  	 * state was modified to wait until the OTG was on and so the IRQ
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8396  	 * handlers didn't access stale or invalid state.
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8397  	 */
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8398  	for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8399  		struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc);
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8400  
585d450c76d1d5 Aurabindo Pillai    2020-08-12  8401  		dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
585d450c76d1d5 Aurabindo Pillai    2020-08-12  8402  
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8403  		if (new_crtc_state->active &&
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8404  		    (!old_crtc_state->active ||
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8405  		     drm_atomic_crtc_needs_modeset(new_crtc_state))) {
585d450c76d1d5 Aurabindo Pillai    2020-08-12  8406  			dc_stream_retain(dm_new_crtc_state->stream);
585d450c76d1d5 Aurabindo Pillai    2020-08-12  8407  			acrtc->dm_irq_params.stream = dm_new_crtc_state->stream;
8fe684e97c86e3 Nicholas Kazlauskas 2020-07-13  8408  			manage_dm_interrupts(adev, acrtc, true);
e2881d6d0a2653 Rodrigo Siqueira    2021-01-07  8409  

---
0-DAY CI Kernel Test Service, Intel Corporation
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