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-rw-r--r--shared/radeon_state.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/shared/radeon_state.c b/shared/radeon_state.c
index 0ed1f53d..fca72827 100644
--- a/shared/radeon_state.c
+++ b/shared/radeon_state.c
@@ -1497,7 +1497,7 @@ static int radeon_cp_dispatch_texture( DRMFILE filp,
/* Update the input parameters for next time */
image->y += height;
image->height -= height;
- (const u8 *)image->data += size;
+ image->data = (const u8 *)image->data + size;
} while (image->height > 0);
/* Flush the pixel cache after the blit completes. This ensures
@@ -2485,10 +2485,21 @@ int radeon_cp_getparam( DRM_IOCTL_ARGS )
case RADEON_PARAM_STATUS_HANDLE:
value = dev_priv->ring_rptr_offset;
break;
+#if BITS_PER_LONG == 32
+ /*
+ * This ioctl() doesn't work on 64-bit platforms because hw_lock is a
+ * pointer which can't fit into an int-sized variable. According to
+ * Michel Dänzer, the ioctl() is only used on embedded platforms, so
+ * not supporting it shouldn't be a problem. If the same functionality
+ * is needed on 64-bit platforms, a new ioctl() would have to be added,
+ * so backwards-compatibility for the embedded platforms can be
+ * maintained. --davidm 4-Feb-2004.
+ */
case RADEON_PARAM_SAREA_HANDLE:
/* The lock is the first dword in the sarea. */
- value = (int)dev->lock.hw_lock;
+ value = (long)dev->lock.hw_lock;
break;
+#endif
case RADEON_PARAM_GART_TEX_HANDLE:
value = dev_priv->gart_textures_offset;
break;