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| author | Michel Thierry <michel.thierry@intel.com> | 2014-10-16 19:13:38 +0400 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-10-24 18:34:11 +0400 |
| commit | fc0412ec0ff5aa7eef694ccde47606caa7c089e0 (patch) | |
| tree | 593640b8629ccc683da0dd7a9c0b4d0fb504ef3f /drivers | |
| parent | 142d2eca356af6744c7e4bb577c3dfaadee486fc (diff) | |
| download | linux-fc0412ec0ff5aa7eef694ccde47606caa7c089e0.tar.xz | |
drm/i915: add runtime PM get/put call in i915_execlists
Otherwise we will get WARNs when we read context status registers and
the machine is suspended.
Testcase: igt/pm_rpm/debugfs-read
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 1e7a7c68deb7..e60d5c2f4a35 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1848,6 +1848,8 @@ static int i915_execlists(struct seq_file *m, void *data) if (ret) return ret; + intel_runtime_pm_get(dev_priv); + for_each_ring(ring, dev_priv, ring_id) { struct intel_ctx_submit_request *head_req = NULL; int count = 0; @@ -1899,6 +1901,7 @@ static int i915_execlists(struct seq_file *m, void *data) seq_putc(m, '\n'); } + intel_runtime_pm_put(dev_priv); mutex_unlock(&dev->struct_mutex); return 0; |