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drm/radeon: don't actually enable the IRQ regs until irq is enabled
vblank can try and enable the IRQ registers before we've set the interrupt handler up. Signed-off-by: Dave Airlie <airlied@redhat.com>
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parent
218d11a8b0
commit
fae7043c65
2 changed files with 4 additions and 5 deletions
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@ -299,7 +299,6 @@ typedef struct drm_radeon_private {
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atomic_t swi_emitted;
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int vblank_crtc;
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uint32_t irq_enable_reg;
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int irq_enabled;
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uint32_t r500_disp_irq_reg;
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struct radeon_surface surfaces[RADEON_MAX_SURFACES];
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@ -44,7 +44,8 @@ void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
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else
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dev_priv->irq_enable_reg &= ~mask;
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RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
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if (!dev->irq_enabled)
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RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
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}
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static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state)
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@ -56,7 +57,8 @@ static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state)
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else
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dev_priv->r500_disp_irq_reg &= ~mask;
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RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
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if (!dev->irq_enabled)
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RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
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}
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int radeon_enable_vblank(struct drm_device *dev, int crtc)
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@ -355,8 +357,6 @@ void radeon_driver_irq_uninstall(struct drm_device * dev)
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if (!dev_priv)
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return;
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dev_priv->irq_enabled = 0;
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if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690)
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RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
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/* Disable *all* interrupts */
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