drm/i915: remove i915_delayedfreq_table debugfs entry
CHV hard hangs on reading these registers. As these have not been used since cantiga & ilk, remove the debugfs entry. References: https://bugs.freedesktop.org/show_bug.cgi?id=80893 Suggested-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -1158,32 +1158,6 @@ out:
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return ret;
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}
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static int i915_delayfreq_table(struct seq_file *m, void *unused)
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{
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struct drm_info_node *node = m->private;
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struct drm_device *dev = node->minor->dev;
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struct drm_i915_private *dev_priv = dev->dev_private;
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u32 delayfreq;
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int ret, i;
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ret = mutex_lock_interruptible(&dev->struct_mutex);
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if (ret)
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return ret;
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intel_runtime_pm_get(dev_priv);
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for (i = 0; i < 16; i++) {
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delayfreq = I915_READ(PXVFREQ_BASE + i * 4);
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seq_printf(m, "P%02dVIDFREQ: 0x%08x (VID: %d)\n", i, delayfreq,
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(delayfreq & PXVFREQ_PX_MASK) >> PXVFREQ_PX_SHIFT);
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}
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intel_runtime_pm_put(dev_priv);
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mutex_unlock(&dev->struct_mutex);
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return 0;
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}
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static inline int MAP_TO_MV(int map)
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{
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return 1250 - (map * 25);
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@ -3952,7 +3926,6 @@ static const struct drm_info_list i915_debugfs_list[] = {
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{"i915_gem_hws_vebox", i915_hws_info, 0, (void *)VECS},
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{"i915_rstdby_delays", i915_rstdby_delays, 0},
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{"i915_frequency_info", i915_frequency_info, 0},
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{"i915_delayfreq_table", i915_delayfreq_table, 0},
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{"i915_inttoext_table", i915_inttoext_table, 0},
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{"i915_drpc_info", i915_drpc_info, 0},
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{"i915_emon_status", i915_emon_status, 0},
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