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Only set registers if irqs are enabled

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Approved by:	kib
Obtained from:	drm git
This commit is contained in:
Robert Noland 2008-12-23 22:53:57 +00:00
parent 125f2ee5e9
commit b2dc68697e
1 changed files with 4 additions and 2 deletions
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6
sys/dev/drm/radeon_irq.c
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@ -47,7 +47,8 @@ void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
else
dev_priv->irq_enable_reg &= ~mask;
RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
if (dev->irq_enabled)
RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
}
static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state)
@ -59,7 +60,8 @@ static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state)
else
dev_priv->r500_disp_irq_reg &= ~mask;
RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
if (dev->irq_enabled)
RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
}
int radeon_enable_vblank(struct drm_device *dev, int crtc)