Subject: linux-next: build failure after merge of the drm-misc tree

From: Stephen Rothwell <[email-masked]>
Date: Wed, 29 May 2024 12:29:55 +1000

Hi all,

After merging the drm-misc tree, today's linux-next build (arm
multi_v7_defconfig) failed like this:

In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_bo.c:26:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_fence.c:4:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_gem.c:15:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_mmu.c:21:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_irq.c:19:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_sched.c:26:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_trace_points.c:4:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_sysfs.c:9:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_debugfs.c:12:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/v3d/v3d_drv.h:14,
                 from drivers/gpu/drm/v3d/v3d_submit.c:9:
drivers/gpu/drm/v3d/v3d_performance_counters.h:118:43: warning: 'v3d_v42_performance_counters' defined but not used [-Wunused-const-variable=]
  118 | static const struct v3d_perf_counter_desc v3d_v42_performance_counters[] = {
      |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Caused by commit

  3cbcbe016c31 ("drm/v3d: Add Performance Counters descriptions for V3D 4.2 and 7.1")

I have used the drm-misc tree from next-20240528 for today.
-- 
Cheers,
Stephen Rothwell