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drm/i915: remove i915_rstdby_delays debugfs entry 

CHV hard hangs on reading on 0x11100

References: https://bugs.freedesktop.org/show_bug.cgi?id=80893
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Mika Kuoppala 2014-07-09 15:10:46 +03:00 committed by Daniel Vetter
parent 57c9d68547
commit d101c8fe9b
1 changed files with 0 additions and 24 deletions
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24
drivers/gpu/drm/i915/i915_debugfs.c
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@ -994,29 +994,6 @@ DEFINE_SIMPLE_ATTRIBUTE(i915_next_seqno_fops,
i915_next_seqno_get, i915_next_seqno_set,
"0x%llx\n");
static int i915_rstdby_delays(struct seq_file *m, void *unused)
{
struct drm_info_node *node = m->private;
struct drm_device *dev = node->minor->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u16 crstanddelay;
int ret;
ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
return ret;
intel_runtime_pm_get(dev_priv);
crstanddelay = I915_READ16(CRSTANDVID);
intel_runtime_pm_put(dev_priv);
mutex_unlock(&dev->struct_mutex);
seq_printf(m, "w/ctx: %d, w/o ctx: %d\n", (crstanddelay >> 8) & 0x3f, (crstanddelay & 0x3f));
return 0;
}
static int i915_frequency_info(struct seq_file *m, void *unused)
{
struct drm_info_node *node = m->private;
@ -3875,7 +3852,6 @@ static const struct drm_info_list i915_debugfs_list[] = {
{"i915_gem_hws_blt", i915_hws_info, 0, (void *)BCS},
{"i915_gem_hws_bsd", i915_hws_info, 0, (void *)VCS},
{"i915_gem_hws_vebox", i915_hws_info, 0, (void *)VECS},
{"i915_rstdby_delays", i915_rstdby_delays, 0},
{"i915_frequency_info", i915_frequency_info, 0},
{"i915_drpc_info", i915_drpc_info, 0},
{"i915_emon_status", i915_emon_status, 0},