1 files changed, 65 insertions, 81 deletions

diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index af5790f8fd53..335423c5c186 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -889,7 +889,7 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
 	DRM_ERROR("failed!\n");
 	radeon_status(dev_priv);
 #endif
-	return DRM_ERR(EBUSY);
+	return -EBUSY;
 }
 
 static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries)
@@ -910,7 +910,7 @@ static int radeon_do_wait_for_fifo(drm_radeon_private_t * dev_priv, int entries)
 	DRM_ERROR("failed!\n");
 	radeon_status(dev_priv);
 #endif
-	return DRM_ERR(EBUSY);
+	return -EBUSY;
 }
 
 static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
@@ -936,7 +936,7 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv)
 	DRM_ERROR("failed!\n");
 	radeon_status(dev_priv);
 #endif
-	return DRM_ERR(EBUSY);
+	return -EBUSY;
 }
 
 /* ================================================================
@@ -1394,7 +1394,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 	if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) {
 		DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n");
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) {
@@ -1409,7 +1409,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 	if ((!(dev_priv->flags & RADEON_IS_AGP)) && !dev->sg) {
 		DRM_ERROR("PCI GART memory not allocated!\n");
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	dev_priv->usec_timeout = init->usec_timeout;
@@ -1417,7 +1417,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 	    dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) {
 		DRM_DEBUG("TIMEOUT problem!\n");
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	/* Enable vblank on CRTC1 for older X servers
@@ -1446,7 +1446,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 	    (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) {
 		DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode);
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	switch (init->fb_bpp) {
@@ -1515,27 +1515,27 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 	if (!dev_priv->sarea) {
 		DRM_ERROR("could not find sarea!\n");
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	dev_priv->cp_ring = drm_core_findmap(dev, init->ring_offset);
 	if (!dev_priv->cp_ring) {
 		DRM_ERROR("could not find cp ring region!\n");
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 	dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset);
 	if (!dev_priv->ring_rptr) {
 		DRM_ERROR("could not find ring read pointer!\n");
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 	dev->agp_buffer_token = init->buffers_offset;
 	dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
 	if (!dev->agp_buffer_map) {
 		DRM_ERROR("could not find dma buffer region!\n");
 		radeon_do_cleanup_cp(dev);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	if (init->gart_textures_offset) {
@@ -1544,7 +1544,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 		if (!dev_priv->gart_textures) {
 			DRM_ERROR("could not find GART texture region!\n");
 			radeon_do_cleanup_cp(dev);
-			return DRM_ERR(EINVAL);
+			return -EINVAL;
 		}
 	}
 
@@ -1562,7 +1562,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 		    !dev->agp_buffer_map->handle) {
 			DRM_ERROR("could not find ioremap agp regions!\n");
 			radeon_do_cleanup_cp(dev);
-			return DRM_ERR(EINVAL);
+			return -EINVAL;
 		}
 	} else
 #endif
@@ -1710,14 +1710,14 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 				DRM_ERROR
 				    ("Cannot use PCI Express without GART in FB memory\n");
 				radeon_do_cleanup_cp(dev);
-				return DRM_ERR(EINVAL);
+				return -EINVAL;
 			}
 		}
 
 		if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) {
 			DRM_ERROR("failed to init PCI GART!\n");
 			radeon_do_cleanup_cp(dev);
-			return DRM_ERR(ENOMEM);
+			return -ENOMEM;
 		}
 
 		/* Turn on PCI GART */
@@ -1797,7 +1797,7 @@ static int radeon_do_resume_cp(struct drm_device * dev)
 
 	if (!dev_priv) {
 		DRM_ERROR("Called with no initialization\n");
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	DRM_DEBUG("Starting radeon_do_resume_cp()\n");
@@ -1823,38 +1823,33 @@ static int radeon_do_resume_cp(struct drm_device * dev)
 	return 0;
 }
 
-int radeon_cp_init(DRM_IOCTL_ARGS)
+int radeon_cp_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
-	drm_radeon_init_t init;
+	drm_radeon_init_t *init = data;
 
-	LOCK_TEST_WITH_RETURN(dev, filp);
+	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
-	DRM_COPY_FROM_USER_IOCTL(init, (drm_radeon_init_t __user *) data,
-				 sizeof(init));
-
-	if (init.func == RADEON_INIT_R300_CP)
+	if (init->func == RADEON_INIT_R300_CP)
 		r300_init_reg_flags();
 
-	switch (init.func) {
+	switch (init->func) {
 	case RADEON_INIT_CP:
 	case RADEON_INIT_R200_CP:
 	case RADEON_INIT_R300_CP:
-		return radeon_do_init_cp(dev, &init);
+		return radeon_do_init_cp(dev, init);
 	case RADEON_CLEANUP_CP:
 		return radeon_do_cleanup_cp(dev);
 	}
 
-	return DRM_ERR(EINVAL);
+	return -EINVAL;
 }
 
-int radeon_cp_start(DRM_IOCTL_ARGS)
+int radeon_cp_start(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
 	drm_radeon_private_t *dev_priv = dev->dev_private;
 	DRM_DEBUG("\n");
 
-	LOCK_TEST_WITH_RETURN(dev, filp);
+	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	if (dev_priv->cp_running) {
 		DRM_DEBUG("%s while CP running\n", __FUNCTION__);
@@ -1874,18 +1869,14 @@ int radeon_cp_start(DRM_IOCTL_ARGS)
 /* Stop the CP.  The engine must have been idled before calling this
  * routine.
  */
-int radeon_cp_stop(DRM_IOCTL_ARGS)
+int radeon_cp_stop(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
 	drm_radeon_private_t *dev_priv = dev->dev_private;
-	drm_radeon_cp_stop_t stop;
+	drm_radeon_cp_stop_t *stop = data;
 	int ret;
 	DRM_DEBUG("\n");
 
-	LOCK_TEST_WITH_RETURN(dev, filp);
-
-	DRM_COPY_FROM_USER_IOCTL(stop, (drm_radeon_cp_stop_t __user *) data,
-				 sizeof(stop));
+	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	if (!dev_priv->cp_running)
 		return 0;
@@ -1893,14 +1884,14 @@ int radeon_cp_stop(DRM_IOCTL_ARGS)
 	/* Flush any pending CP commands.  This ensures any outstanding
 	 * commands are exectuted by the engine before we turn it off.
 	 */
-	if (stop.flush) {
+	if (stop->flush) {
 		radeon_do_cp_flush(dev_priv);
 	}
 
 	/* If we fail to make the engine go idle, we return an error
 	 * code so that the DRM ioctl wrapper can try again.
 	 */
-	if (stop.idle) {
+	if (stop->idle) {
 		ret = radeon_do_cp_idle(dev_priv);
 		if (ret)
 			return ret;
@@ -1963,17 +1954,16 @@ void radeon_do_release(struct drm_device * dev)
 
 /* Just reset the CP ring.  Called as part of an X Server engine reset.
  */
-int radeon_cp_reset(DRM_IOCTL_ARGS)
+int radeon_cp_reset(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
 	drm_radeon_private_t *dev_priv = dev->dev_private;
 	DRM_DEBUG("\n");
 
-	LOCK_TEST_WITH_RETURN(dev, filp);
+	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	if (!dev_priv) {
 		DRM_DEBUG("%s called before init done\n", __FUNCTION__);
-		return DRM_ERR(EINVAL);
+		return -EINVAL;
 	}
 
 	radeon_do_cp_reset(dev_priv);
@@ -1984,32 +1974,29 @@ int radeon_cp_reset(DRM_IOCTL_ARGS)
 	return 0;
 }
 
-int radeon_cp_idle(DRM_IOCTL_ARGS)
+int radeon_cp_idle(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
 	drm_radeon_private_t *dev_priv = dev->dev_private;
 	DRM_DEBUG("\n");
 
-	LOCK_TEST_WITH_RETURN(dev, filp);
+	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	return radeon_do_cp_idle(dev_priv);
 }
 
 /* Added by Charl P. Botha to call radeon_do_resume_cp().
  */
-int radeon_cp_resume(DRM_IOCTL_ARGS)
+int radeon_cp_resume(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
 
 	return radeon_do_resume_cp(dev);
 }
 
-int radeon_engine_reset(DRM_IOCTL_ARGS)
+int radeon_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
 	DRM_DEBUG("\n");
 
-	LOCK_TEST_WITH_RETURN(dev, filp);
+	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	return radeon_do_engine_reset(dev);
 }
@@ -2020,7 +2007,7 @@ int radeon_engine_reset(DRM_IOCTL_ARGS)
 
 /* KW: Deprecated to say the least:
  */
-int radeon_fullscreen(DRM_IOCTL_ARGS)
+int radeon_fullscreen(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
 	return 0;
 }
@@ -2066,8 +2053,9 @@ struct drm_buf *radeon_freelist_get(struct drm_device * dev)
 		for (i = start; i < dma->buf_count; i++) {
 			buf = dma->buflist[i];
 			buf_priv = buf->dev_private;
-			if (buf->filp == 0 || (buf->pending &&
-					       buf_priv->age <= done_age)) {
+			if (buf->file_priv == NULL || (buf->pending &&
+						       buf_priv->age <=
+						       done_age)) {
 				dev_priv->stats.requested_bufs++;
 				buf->pending = 0;
 				return buf;
@@ -2106,8 +2094,9 @@ struct drm_buf *radeon_freelist_get(struct drm_device * dev)
 		for (i = start; i < dma->buf_count; i++) {
 			buf = dma->buflist[i];
 			buf_priv = buf->dev_private;
-			if (buf->filp == 0 || (buf->pending &&
-					       buf_priv->age <= done_age)) {
+			if (buf->file_priv == 0 || (buf->pending &&
+						    buf_priv->age <=
+						    done_age)) {
 				dev_priv->stats.requested_bufs++;
 				buf->pending = 0;
 				return buf;
@@ -2167,10 +2156,11 @@ int radeon_wait_ring(drm_radeon_private_t * dev_priv, int n)
 	radeon_status(dev_priv);
 	DRM_ERROR("failed!\n");
 #endif
-	return DRM_ERR(EBUSY);
+	return -EBUSY;
 }
 
-static int radeon_cp_get_buffers(DRMFILE filp, struct drm_device * dev,
+static int radeon_cp_get_buffers(struct drm_device *dev,
+				 struct drm_file *file_priv,
 				 struct drm_dma * d)
 {
 	int i;
@@ -2179,58 +2169,52 @@ static int radeon_cp_get_buffers(DRMFILE filp, struct drm_device * dev,
 	for (i = d->granted_count; i < d->request_count; i++) {
 		buf = radeon_freelist_get(dev);
 		if (!buf)
-			return DRM_ERR(EBUSY);	/* NOTE: broken client */
+			return -EBUSY;	/* NOTE: broken client */
 
-		buf->filp = filp;
+		buf->file_priv = file_priv;
 
 		if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx,
 				     sizeof(buf->idx)))
-			return DRM_ERR(EFAULT);
+			return -EFAULT;
 		if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total,
 				     sizeof(buf->total)))
-			return DRM_ERR(EFAULT);
+			return -EFAULT;
 
 		d->granted_count++;
 	}
 	return 0;
 }
 
-int radeon_cp_buffers(DRM_IOCTL_ARGS)
+int radeon_cp_buffers(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-	DRM_DEVICE;
 	struct drm_device_dma *dma = dev->dma;
 	int ret = 0;
-	struct drm_dma __user *argp = (void __user *)data;
-	struct drm_dma d;
+	struct drm_dma *d = data;
 
-	LOCK_TEST_WITH_RETURN(dev, filp);
-
-	DRM_COPY_FROM_USER_IOCTL(d, argp, sizeof(d));
+	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	/* Please don't send us buffers.
 	 */
-	if (d.send_count != 0) {
+	if (d->send_count != 0) {
 		DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n",
-			  DRM_CURRENTPID, d.send_count);
-		return DRM_ERR(EINVAL);
+			  DRM_CURRENTPID, d->send_count);
+		return -EINVAL;
 	}
 
 	/* We'll send you buffers.
 	 */
-	if (d.request_count < 0 || d.request_count > dma->buf_count) {
+	if (d->request_count < 0 || d->request_count > dma->buf_count) {
 		DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n",
-			  DRM_CURRENTPID, d.request_count, dma->buf_count);
-		return DRM_ERR(EINVAL);
+			  DRM_CURRENTPID, d->request_count, dma->buf_count);
+		return -EINVAL;
 	}
 
-	d.granted_count = 0;
+	d->granted_count = 0;
 
-	if (d.request_count) {
-		ret = radeon_cp_get_buffers(filp, dev, &d);
+	if (d->request_count) {
+		ret = radeon_cp_get_buffers(dev, file_priv, d);
 	}
 
-	DRM_COPY_TO_USER_IOCTL(argp, d, sizeof(d));
-
 	return ret;
 }
 
@@ -2241,7 +2225,7 @@ int radeon_driver_load(struct drm_device *dev, unsigned long flags)
 
 	dev_priv = drm_alloc(sizeof(drm_radeon_private_t), DRM_MEM_DRIVER);
 	if (dev_priv == NULL)
-		return DRM_ERR(ENOMEM);
+		return -ENOMEM;
 
 	memset(dev_priv, 0, sizeof(drm_radeon_private_t));
 	dev->dev_private = (void *)dev_priv;