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drm/radeon/r600: don't do interrupts

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Interrupts are not supported yet.  This prevents
things like mesa from trying to use them.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2009-09-17 14:25:12 -04:00 committed by Dave Airlie
parent 812c369dbf
commit b15591f312
2 changed files with 22 additions and 1 deletions
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18
drivers/gpu/drm/radeon/radeon_irq.c
View File

@ -188,6 +188,9 @@ irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS)
u32 stat;
u32 r500_disp_int;
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
return IRQ_NONE;
/* Only consider the bits we're interested in - others could be used
* outside the DRM
*/
@ -286,6 +289,9 @@ int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_pr
drm_radeon_irq_emit_t *emit = data;
int result;
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
return -EINVAL;
LOCK_TEST_WITH_RETURN(dev, file_priv);
if (!dev_priv) {
@ -315,6 +321,9 @@ int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_pr
return -EINVAL;
}
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
return -EINVAL;
return radeon_wait_irq(dev, irqwait->irq_seq);
}
@ -326,6 +335,9 @@ void radeon_driver_irq_preinstall(struct drm_device * dev)
(drm_radeon_private_t *) dev->dev_private;
u32 dummy;
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
return;
/* Disable *all* interrupts */
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
@ -345,6 +357,9 @@ int radeon_driver_irq_postinstall(struct drm_device *dev)
dev->max_vblank_count = 0x001fffff;
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
return 0;
radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
return 0;
@ -357,6 +372,9 @@ void radeon_driver_irq_uninstall(struct drm_device * dev)
if (!dev_priv)
return;
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
return;
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
/* Disable *all* interrupts */

5
drivers/gpu/drm/radeon/radeon_state.c
View File

@ -3034,7 +3034,10 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
value = GET_SCRATCH(dev_priv, 2);
break;
case RADEON_PARAM_IRQ_NR:
value = drm_dev_to_irq(dev);
if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
value = 0;
else
value = drm_dev_to_irq(dev);
break;
case RADEON_PARAM_GART_BASE:
value = dev_priv->gart_vm_start;