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Commit 371db66a authored by Paulo Zanoni's avatar Paulo Zanoni Committed by Daniel Vetter
Browse files

drm/i915: add i915_pc8_status debugfs file 



Make it print the value of the variables on the PC8 struct.

v2: Update to recent renames and add the new fields.

Signed-off-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent c67a470b

drivers/gpu/drm/i915/i915_debugfs.c

+26 −0
Original line number Diff line number Diff line
@@ -1788,6 +1788,31 @@ static int i915_energy_uJ(struct seq_file *m, void *data) 
	power *= units;



	seq_printf(m, "%llu", (long long unsigned)power);



	return 0;

}



static int i915_pc8_status(struct seq_file *m, void *unused)

{

	struct drm_info_node *node = (struct drm_info_node *) m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;



	if (!IS_HASWELL(dev)) {

		seq_puts(m, "not supported\n");

		return 0;

	}



	mutex_lock(&dev_priv->pc8.lock);

	seq_printf(m, "Requirements met: %s\n",

		   yesno(dev_priv->pc8.requirements_met));

	seq_printf(m, "GPU idle: %s\n", yesno(dev_priv->pc8.gpu_idle));

	seq_printf(m, "Disable count: %d\n", dev_priv->pc8.disable_count);

	seq_printf(m, "IRQs disabled: %s\n",

		   yesno(dev_priv->pc8.irqs_disabled));

	seq_printf(m, "Enabled: %s\n", yesno(dev_priv->pc8.enabled));

	mutex_unlock(&dev_priv->pc8.lock);



	return 0;

}
@@ -2231,6 +2256,7 @@ static struct drm_info_list i915_debugfs_list[] = { 
	{"i915_llc", i915_llc, 0},

	{"i915_edp_psr_status", i915_edp_psr_status, 0},

	{"i915_energy_uJ", i915_energy_uJ, 0},

	{"i915_pc8_status", i915_pc8_status, 0},

};

#define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)