svn commit: r197603 - head/sys/dev/drm

Robert Noland rnoland at FreeBSD.org
Mon Sep 28 22:37:08 UTC 2009


Author: rnoland
Date: Mon Sep 28 22:37:07 2009
New Revision: 197603
URL: http://svn.freebsd.org/changeset/base/197603

Log:
  R600 doesn't support IRQs yet, so don't try to use them.
  
  MFC after:	1 week

Modified:
  head/sys/dev/drm/radeon_irq.c
  head/sys/dev/drm/radeon_state.c

Modified: head/sys/dev/drm/radeon_irq.c
==============================================================================
--- head/sys/dev/drm/radeon_irq.c	Mon Sep 28 22:31:29 2009	(r197602)
+++ head/sys/dev/drm/radeon_irq.c	Mon Sep 28 22:37:07 2009	(r197603)
@@ -194,6 +194,9 @@ irqreturn_t radeon_driver_irq_handler(DR
 	u32 r500_disp_int;
 	u32 tmp;
 
+	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
 	 */
@@ -323,6 +326,9 @@ int radeon_irq_emit(struct drm_device *d
 	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) {
@@ -363,6 +369,9 @@ void radeon_driver_irq_preinstall(struct
 	    (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);
@@ -380,6 +389,9 @@ int radeon_driver_irq_postinstall(struct
 	atomic_set(&dev_priv->swi_emitted, 0);
 	DRM_INIT_WAITQUEUE(&dev_priv->swi_queue);
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		return 0;
+
 	radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
 
 	return 0;
@@ -394,6 +406,9 @@ void radeon_driver_irq_uninstall(struct 
 
 	dev_priv->irq_enabled = 0;
 
+	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 */

Modified: head/sys/dev/drm/radeon_state.c
==============================================================================
--- head/sys/dev/drm/radeon_state.c	Mon Sep 28 22:31:29 2009	(r197602)
+++ head/sys/dev/drm/radeon_state.c	Mon Sep 28 22:37:07 2009	(r197603)
@@ -3024,7 +3024,10 @@ static int radeon_cp_getparam(struct drm
 		value = GET_SCRATCH(dev_priv, 2);
 		break;
 	case RADEON_PARAM_IRQ_NR:
-		value = dev->irq;
+		if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+			value = 0;
+		else
+			value = dev->irq;
 		break;
 	case RADEON_PARAM_GART_BASE:
 		value = dev_priv->gart_vm_start;


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