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drm/i915: add i915_pc8_status debugfs file

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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: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Paulo Zanoni 2013-08-19 13:18:10 -03:00 committed by Daniel Vetter
parent c67a470b1d
commit 371db66add
1 changed files with 26 additions and 0 deletions
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26
drivers/gpu/drm/i915/i915_debugfs.c
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@ -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)