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| author | Dave Airlie <airlied@redhat.com> | 2008-12-09 05:30:50 (GMT) |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2008-12-09 05:30:50 (GMT) |
| commit | fae7043c65d65f3e5b34bac4431c6ccc49190c41 (patch) | |
| tree | c61c3fb8e47ec57f81a3f1e6318b69771d924374 /drivers/gpu/drm/radeon/radeon_irq.c | |
| parent | 218d11a8b071b23b76c484fd5f72a4fe3306801e (diff) | |
| download | linux-fsl-qoriq-fae7043c65d65f3e5b34bac4431c6ccc49190c41.tar.xz | |
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>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_irq.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_irq.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c index 97c0599..99be114 100644 --- a/drivers/gpu/drm/radeon/radeon_irq.c +++ b/drivers/gpu/drm/radeon/radeon_irq.c @@ -44,7 +44,8 @@ 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) @@ -56,7 +57,8 @@ 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) @@ -355,8 +357,6 @@ void radeon_driver_irq_uninstall(struct drm_device * dev) if (!dev_priv) return; - dev_priv->irq_enabled = 0; - if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690) RADEON_WRITE(R500_DxMODE_INT_MASK, 0); /* Disable *all* interrupts */ |