[PATCH 5/7] drm/i915/display: include media/cec-notifier.h and linux/debugfs.h where needed

kernel test robot lkp at intel.com
Tue Aug 27 19:28:13 UTC 2024


Hi Jani,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on drm-tip/drm-tip drm-xe/drm-xe-next next-20240827]
[cannot apply to drm-intel/for-linux-next-fixes linus/master v6.11-rc5]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Jani-Nikula/drm-i915-wm-move-struct-intel_watermark_params-to-i9xx_wm-c/20240827-003437
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
patch link:    https://lore.kernel.org/r/a9aeb27f0107bdf3d2bd834a48583bc64072447a.1724689818.git.jani.nikula%40intel.com
patch subject: [PATCH 5/7] drm/i915/display: include media/cec-notifier.h and linux/debugfs.h where needed
config: i386-buildonly-randconfig-001-20240827 (https://download.01.org/0day-ci/archive/20240828/202408280033.x0jpUM2m-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240828/202408280033.x0jpUM2m-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408280033.x0jpUM2m-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

>> drivers/gpu/drm/i915/display/hsw_ips.c:320:58: error: expected ')' before string constant
     320 |                          hsw_ips_debugfs_false_color_set,
         |                                                          ^
         |                                                          )
     321 |                          "%llu\n");
         |                          ~~~~~~~~                         
   drivers/gpu/drm/i915/display/hsw_ips.c: In function 'hsw_ips_crtc_debugfs_add':
>> drivers/gpu/drm/i915/display/hsw_ips.c:355:9: error: implicit declaration of function 'debugfs_create_file'; did you mean 'bus_create_file'? [-Werror=implicit-function-declaration]
     355 |         debugfs_create_file("i915_ips_false_color", 0644, crtc->base.debugfs_entry,
         |         ^~~~~~~~~~~~~~~~~~~
         |         bus_create_file
>> drivers/gpu/drm/i915/display/hsw_ips.c:356:36: error: 'hsw_ips_debugfs_false_color_fops' undeclared (first use in this function); did you mean 'hsw_ips_debugfs_false_color_set'?
     356 |                             crtc, &hsw_ips_debugfs_false_color_fops);
         |                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                                    hsw_ips_debugfs_false_color_set
   drivers/gpu/drm/i915/display/hsw_ips.c:356:36: note: each undeclared identifier is reported only once for each function it appears in
   drivers/gpu/drm/i915/display/hsw_ips.c: At top level:
>> drivers/gpu/drm/i915/display/hsw_ips.c:288:12: warning: 'hsw_ips_debugfs_false_color_set' defined but not used [-Wunused-function]
     288 | static int hsw_ips_debugfs_false_color_set(void *data, u64 val)
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/i915/display/hsw_ips.c:278:12: warning: 'hsw_ips_debugfs_false_color_get' defined but not used [-Wunused-function]
     278 | static int hsw_ips_debugfs_false_color_get(void *data, u64 *val)
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors


vim +320 drivers/gpu/drm/i915/display/hsw_ips.c

bc37c98a3d44f7 Jani Nikula    2023-03-02  277  
42b4c479025d92 Ville Syrjälä  2023-03-27 @278  static int hsw_ips_debugfs_false_color_get(void *data, u64 *val)
42b4c479025d92 Ville Syrjälä  2023-03-27  279  {
42b4c479025d92 Ville Syrjälä  2023-03-27  280  	struct intel_crtc *crtc = data;
42b4c479025d92 Ville Syrjälä  2023-03-27  281  	struct drm_i915_private *i915 = to_i915(crtc->base.dev);
42b4c479025d92 Ville Syrjälä  2023-03-27  282  
42b4c479025d92 Ville Syrjälä  2023-03-27  283  	*val = i915->display.ips.false_color;
42b4c479025d92 Ville Syrjälä  2023-03-27  284  
42b4c479025d92 Ville Syrjälä  2023-03-27  285  	return 0;
42b4c479025d92 Ville Syrjälä  2023-03-27  286  }
42b4c479025d92 Ville Syrjälä  2023-03-27  287  
42b4c479025d92 Ville Syrjälä  2023-03-27 @288  static int hsw_ips_debugfs_false_color_set(void *data, u64 val)
42b4c479025d92 Ville Syrjälä  2023-03-27  289  {
42b4c479025d92 Ville Syrjälä  2023-03-27  290  	struct intel_crtc *crtc = data;
42b4c479025d92 Ville Syrjälä  2023-03-27  291  	struct drm_i915_private *i915 = to_i915(crtc->base.dev);
42b4c479025d92 Ville Syrjälä  2023-03-27  292  	struct intel_crtc_state *crtc_state;
42b4c479025d92 Ville Syrjälä  2023-03-27  293  	int ret;
42b4c479025d92 Ville Syrjälä  2023-03-27  294  
42b4c479025d92 Ville Syrjälä  2023-03-27  295  	ret = drm_modeset_lock(&crtc->base.mutex, NULL);
42b4c479025d92 Ville Syrjälä  2023-03-27  296  	if (ret)
42b4c479025d92 Ville Syrjälä  2023-03-27  297  		return ret;
42b4c479025d92 Ville Syrjälä  2023-03-27  298  
42b4c479025d92 Ville Syrjälä  2023-03-27  299  	i915->display.ips.false_color = val;
42b4c479025d92 Ville Syrjälä  2023-03-27  300  
42b4c479025d92 Ville Syrjälä  2023-03-27  301  	crtc_state = to_intel_crtc_state(crtc->base.state);
42b4c479025d92 Ville Syrjälä  2023-03-27  302  
42b4c479025d92 Ville Syrjälä  2023-03-27  303  	if (!crtc_state->hw.active)
42b4c479025d92 Ville Syrjälä  2023-03-27  304  		goto unlock;
42b4c479025d92 Ville Syrjälä  2023-03-27  305  
42b4c479025d92 Ville Syrjälä  2023-03-27  306  	if (crtc_state->uapi.commit &&
42b4c479025d92 Ville Syrjälä  2023-03-27  307  	    !try_wait_for_completion(&crtc_state->uapi.commit->hw_done))
42b4c479025d92 Ville Syrjälä  2023-03-27  308  		goto unlock;
42b4c479025d92 Ville Syrjälä  2023-03-27  309  
42b4c479025d92 Ville Syrjälä  2023-03-27  310  	hsw_ips_enable(crtc_state);
42b4c479025d92 Ville Syrjälä  2023-03-27  311  
42b4c479025d92 Ville Syrjälä  2023-03-27  312   unlock:
42b4c479025d92 Ville Syrjälä  2023-03-27  313  	drm_modeset_unlock(&crtc->base.mutex);
42b4c479025d92 Ville Syrjälä  2023-03-27  314  
42b4c479025d92 Ville Syrjälä  2023-03-27  315  	return ret;
42b4c479025d92 Ville Syrjälä  2023-03-27  316  }
42b4c479025d92 Ville Syrjälä  2023-03-27  317  
42b4c479025d92 Ville Syrjälä  2023-03-27  318  DEFINE_DEBUGFS_ATTRIBUTE(hsw_ips_debugfs_false_color_fops,
42b4c479025d92 Ville Syrjälä  2023-03-27  319  			 hsw_ips_debugfs_false_color_get,
42b4c479025d92 Ville Syrjälä  2023-03-27 @320  			 hsw_ips_debugfs_false_color_set,
42b4c479025d92 Ville Syrjälä  2023-03-27  321  			 "%llu\n");
42b4c479025d92 Ville Syrjälä  2023-03-27  322  
bc37c98a3d44f7 Jani Nikula    2023-03-02  323  static int hsw_ips_debugfs_status_show(struct seq_file *m, void *unused)
bc37c98a3d44f7 Jani Nikula    2023-03-02  324  {
1fb4da5f7858d7 Ville Syrjälä  2023-03-27  325  	struct intel_crtc *crtc = m->private;
1fb4da5f7858d7 Ville Syrjälä  2023-03-27  326  	struct drm_i915_private *i915 = to_i915(crtc->base.dev);
bc37c98a3d44f7 Jani Nikula    2023-03-02  327  	intel_wakeref_t wakeref;
bc37c98a3d44f7 Jani Nikula    2023-03-02  328  
bc37c98a3d44f7 Jani Nikula    2023-03-02  329  	wakeref = intel_runtime_pm_get(&i915->runtime_pm);
bc37c98a3d44f7 Jani Nikula    2023-03-02  330  
bc37c98a3d44f7 Jani Nikula    2023-03-02  331  	seq_printf(m, "Enabled by kernel parameter: %s\n",
c39fc2aca32a93 Jouni Högander 2023-10-24  332  		   str_yes_no(i915->display.params.enable_ips));
bc37c98a3d44f7 Jani Nikula    2023-03-02  333  
bc37c98a3d44f7 Jani Nikula    2023-03-02  334  	if (DISPLAY_VER(i915) >= 8) {
bc37c98a3d44f7 Jani Nikula    2023-03-02  335  		seq_puts(m, "Currently: unknown\n");
bc37c98a3d44f7 Jani Nikula    2023-03-02  336  	} else {
bc37c98a3d44f7 Jani Nikula    2023-03-02  337  		if (intel_de_read(i915, IPS_CTL) & IPS_ENABLE)
bc37c98a3d44f7 Jani Nikula    2023-03-02  338  			seq_puts(m, "Currently: enabled\n");
bc37c98a3d44f7 Jani Nikula    2023-03-02  339  		else
bc37c98a3d44f7 Jani Nikula    2023-03-02  340  			seq_puts(m, "Currently: disabled\n");
bc37c98a3d44f7 Jani Nikula    2023-03-02  341  	}
bc37c98a3d44f7 Jani Nikula    2023-03-02  342  
bc37c98a3d44f7 Jani Nikula    2023-03-02  343  	intel_runtime_pm_put(&i915->runtime_pm, wakeref);
bc37c98a3d44f7 Jani Nikula    2023-03-02  344  
bc37c98a3d44f7 Jani Nikula    2023-03-02  345  	return 0;
bc37c98a3d44f7 Jani Nikula    2023-03-02  346  }
bc37c98a3d44f7 Jani Nikula    2023-03-02  347  
bc37c98a3d44f7 Jani Nikula    2023-03-02  348  DEFINE_SHOW_ATTRIBUTE(hsw_ips_debugfs_status);
bc37c98a3d44f7 Jani Nikula    2023-03-02  349  
1fb4da5f7858d7 Ville Syrjälä  2023-03-27  350  void hsw_ips_crtc_debugfs_add(struct intel_crtc *crtc)
bc37c98a3d44f7 Jani Nikula    2023-03-02  351  {
1fb4da5f7858d7 Ville Syrjälä  2023-03-27  352  	if (!hsw_crtc_supports_ips(crtc))
1fb4da5f7858d7 Ville Syrjälä  2023-03-27  353  		return;
bc37c98a3d44f7 Jani Nikula    2023-03-02  354  
42b4c479025d92 Ville Syrjälä  2023-03-27 @355  	debugfs_create_file("i915_ips_false_color", 0644, crtc->base.debugfs_entry,
42b4c479025d92 Ville Syrjälä  2023-03-27 @356  			    crtc, &hsw_ips_debugfs_false_color_fops);

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