diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 34 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 3 |
2 files changed, 35 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index cdb158d1bfd..c9540dca5d2 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -515,13 +515,39 @@ __i915_disable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe, POSTING_READ(reg); } +static u32 vlv_get_pipestat_enable_mask(struct drm_device *dev, u32 status_mask) +{ + u32 enable_mask = status_mask << 16; + + /* + * On pipe A we don't support the PSR interrupt yet, on pipe B the + * same bit MBZ. + */ + if (WARN_ON_ONCE(status_mask & PIPE_A_PSR_STATUS_VLV)) + return 0; + + enable_mask &= ~(PIPE_FIFO_UNDERRUN_STATUS | + SPRITE0_FLIP_DONE_INT_EN_VLV | + SPRITE1_FLIP_DONE_INT_EN_VLV); + if (status_mask & SPRITE0_FLIP_DONE_INT_STATUS_VLV) + enable_mask |= SPRITE0_FLIP_DONE_INT_EN_VLV; + if (status_mask & SPRITE1_FLIP_DONE_INT_STATUS_VLV) + enable_mask |= SPRITE1_FLIP_DONE_INT_EN_VLV; + + return enable_mask; +} + void i915_enable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe, u32 status_mask) { u32 enable_mask; - enable_mask = status_mask << 16; + if (IS_VALLEYVIEW(dev_priv->dev)) + enable_mask = vlv_get_pipestat_enable_mask(dev_priv->dev, + status_mask); + else + enable_mask = status_mask << 16; __i915_enable_pipestat(dev_priv, pipe, enable_mask, status_mask); } @@ -531,7 +557,11 @@ i915_disable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe, { u32 enable_mask; - enable_mask = status_mask << 16; + if (IS_VALLEYVIEW(dev_priv->dev)) + enable_mask = vlv_get_pipestat_enable_mask(dev_priv->dev, + status_mask); + else + enable_mask = status_mask << 16; __i915_disable_pipestat(dev_priv, pipe, enable_mask, status_mask); } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 6f021ff6106..fefffec2c57 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3254,6 +3254,7 @@ #define PIPE_LEGACY_BLC_EVENT_ENABLE (1UL<<22) #define PIPE_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21) #define PIPE_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20) +#define PIPE_B_PSR_INTERRUPT_ENABLE_VLV (1UL<<19) #define PIPE_HOTPLUG_TV_INTERRUPT_ENABLE (1UL<<18) /* pre-965 */ #define PIPE_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */ #define PIPE_VBLANK_INTERRUPT_ENABLE (1UL<<17) @@ -3270,8 +3271,10 @@ #define PIPE_DISPLAY_LINE_COMPARE_STATUS (1UL<<8) #define PIPE_DPST_EVENT_STATUS (1UL<<7) #define PIPE_LEGACY_BLC_EVENT_STATUS (1UL<<6) +#define PIPE_A_PSR_STATUS_VLV (1UL<<6) #define PIPE_ODD_FIELD_INTERRUPT_STATUS (1UL<<5) #define PIPE_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4) +#define PIPE_B_PSR_STATUS_VLV (1UL<<3) #define PIPE_HOTPLUG_TV_INTERRUPT_STATUS (1UL<<2) /* pre-965 */ #define PIPE_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */ #define PIPE_VBLANK_INTERRUPT_STATUS (1UL<<1) |