diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-10-16 22:55:48 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-10-18 15:05:32 +0200 |
| commit | 5b3a856bcfa3d24496035a77ab086548773a633d (patch) | |
| tree | 6b088ca79d48ec433ae1e2b859eaf2bf9097286b /drivers/gpu/drm/i915/i915_irq.c | |
| parent | 5a6b5c84e494336935a32909a640c2da267fda0d (diff) | |
drm/i915: wire up CRC interrupt for ilk/snb
We enable the interrupt unconditionally and only control it
through the enable bit in the CRC control register.
v2: Extract per-platform helpers to compute the register values.
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index df031bb6c501..36465eff2d90 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1240,8 +1240,22 @@ static void ivb_pipe_crc_update(struct drm_device *dev, enum pipe pipe) I915_READ(PIPE_CRC_RES_5_IVB(pipe)), I915_READ(PIPEFRAME(pipe))); } + +static void ilk_pipe_crc_update(struct drm_device *dev, enum pipe pipe) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + + display_pipe_crc_update(dev, pipe, + I915_READ(PIPE_CRC_RES_RED_ILK(pipe)), + I915_READ(PIPE_CRC_RES_GREEN_ILK(pipe)), + I915_READ(PIPE_CRC_RES_BLUE_ILK(pipe)), + I915_READ(PIPE_CRC_RES_RES1_ILK(pipe)), + I915_READ(PIPE_CRC_RES_RES2_ILK(pipe)), + I915_READ(PIPEFRAME(pipe))); +} #else static inline void ivb_pipe_crc_update(struct drm_device *dev, int pipe) {} +static inline void ilk_pipe_crc_update(struct drm_device *dev, int pipe) {} #endif /* The RPS events need forcewake, so we add them to a work queue and mask their @@ -1524,6 +1538,12 @@ static void ilk_display_irq_handler(struct drm_device *dev, u32 de_iir) if (intel_set_cpu_fifo_underrun_reporting(dev, PIPE_B, false)) DRM_DEBUG_DRIVER("Pipe B FIFO underrun\n"); + if (de_iir & DE_PIPEA_CRC_DONE) + ilk_pipe_crc_update(dev, PIPE_A); + + if (de_iir & DE_PIPEB_CRC_DONE) + ilk_pipe_crc_update(dev, PIPE_B); + if (de_iir & DE_PLANEA_FLIP_DONE) { intel_prepare_page_flip(dev, 0); intel_finish_page_flip_plane(dev, 0); @@ -2500,8 +2520,10 @@ static int ironlake_irq_postinstall(struct drm_device *dev) } else { display_mask = (DE_MASTER_IRQ_CONTROL | DE_GSE | DE_PCH_EVENT | DE_PLANEA_FLIP_DONE | DE_PLANEB_FLIP_DONE | - DE_AUX_CHANNEL_A | DE_PIPEB_FIFO_UNDERRUN | - DE_PIPEA_FIFO_UNDERRUN | DE_POISON); + DE_AUX_CHANNEL_A | + DE_PIPEB_FIFO_UNDERRUN | DE_PIPEA_FIFO_UNDERRUN | + DE_PIPEB_CRC_DONE | DE_PIPEA_CRC_DONE | + DE_POISON); extra_mask = DE_PIPEA_VBLANK | DE_PIPEB_VBLANK | DE_PCU_EVENT; } |