Fixes a WARN_ON in igt/tests/debugfs_reader
CC: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
rpmodectl1 = I915_READ(GEN6_RP_CONTROL);
rcctl1 = I915_READ(GEN6_RC_CONTROL);
rpmodectl1 = I915_READ(GEN6_RP_CONTROL);
rcctl1 = I915_READ(GEN6_RC_CONTROL);
- sandybridge_pcode_read(dev_priv, GEN6_PCODE_READ_RC6VIDS, &rc6vids);
mutex_unlock(&dev->struct_mutex);
mutex_unlock(&dev->struct_mutex);
+ mutex_lock(&dev_priv->rps.hw_lock);
+ sandybridge_pcode_read(dev_priv, GEN6_PCODE_READ_RC6VIDS, &rc6vids);
+ mutex_unlock(&dev_priv->rps.hw_lock);
seq_printf(m, "Video Turbo Mode: %s\n",
yesno(rpmodectl1 & GEN6_RP_MEDIA_TURBO));
seq_printf(m, "Video Turbo Mode: %s\n",
yesno(rpmodectl1 & GEN6_RP_MEDIA_TURBO));