From 371db66add2ef701abd3f4295c4cd6bbc24cd5ca Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Mon, 19 Aug 2013 13:18:10 -0300 Subject: [PATCH] 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: Paulo Zanoni Reviewed-by: Rodrigo Vivi Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_debugfs.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 236d97e51c3a..39df30e7d9af 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -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) -- 2.34.1