diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-09-30 04:56:48 -0400 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-10-24 10:33:54 -0400 |
| commit | 1f7247c01c9d1bdc7b0e239a8f2e256972b9189b (patch) | |
| tree | df01af81c75b6c05339a8fbfc07135fa6037c64c /drivers/gpu/drm/i915/intel_fifo_underrun.c | |
| parent | a72e4c9f9a11d44458a12928cc776921ae43a616 (diff) | |
drm/i915: Add wrappers to handle fifo underrun interrupts
Way too much copypasta all over. And this also clarifies a bit what's
going on since it separates the "do we have an underrun irq" from the
"should we report the underrun" check.
v2: Fix excessively long lines.
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fifo_underrun.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_fifo_underrun.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_fifo_underrun.c b/drivers/gpu/drm/i915/intel_fifo_underrun.c index 0604a112a4ad..5d66b933a097 100644 --- a/drivers/gpu/drm/i915/intel_fifo_underrun.c +++ b/drivers/gpu/drm/i915/intel_fifo_underrun.c | |||
| @@ -308,3 +308,20 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv, | |||
| 308 | spin_unlock_irqrestore(&dev_priv->irq_lock, flags); | 308 | spin_unlock_irqrestore(&dev_priv->irq_lock, flags); |
| 309 | return old; | 309 | return old; |
| 310 | } | 310 | } |
| 311 | |||
| 312 | void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, | ||
| 313 | enum pipe pipe) | ||
| 314 | { | ||
| 315 | if (intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false)) | ||
| 316 | DRM_ERROR("CPU pipe %c FIFO underrun\n", | ||
| 317 | pipe_name(pipe)); | ||
| 318 | } | ||
| 319 | |||
| 320 | void intel_pch_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, | ||
| 321 | enum transcoder pch_transcoder) | ||
| 322 | { | ||
| 323 | if (intel_set_pch_fifo_underrun_reporting(dev_priv, pch_transcoder, | ||
| 324 | false)) | ||
| 325 | DRM_ERROR("PCH transcoder %c FIFO underrun\n", | ||
| 326 | transcoder_name(pch_transcoder)); | ||
| 327 | } | ||