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authorThe etnaviv authors <dri-devel@lists.freedesktop.org>2015-12-03 18:21:29 +0100
committerLucas Stach <l.stach@pengutronix.de>2015-12-15 14:48:02 +0100
commita8c21a5451d831e67b7a6fb910f9ca8bc7b43554 (patch)
tree8d879dc5dbeb21b613cf50174a57f1add5883deb /drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c
parentdrm/etnaviv: add devicetree bindings (diff)
downloadlinux-dev-a8c21a5451d831e67b7a6fb910f9ca8bc7b43554.tar.xz
linux-dev-a8c21a5451d831e67b7a6fb910f9ca8bc7b43554.zip
drm/etnaviv: add initial etnaviv DRM driver
This adds the etnaviv DRM driver and hooks it up in Makefiles and Kconfig. Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c')
-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c
new file mode 100644
index 000000000000..fbb4aed3dc80
--- /dev/null
+++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2014 Christian Gmeiner <christian.gmeiner@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/iommu.h>
+#include <linux/platform_device.h>
+#include <linux/sizes.h>
+#include <linux/slab.h>
+#include <linux/dma-mapping.h>
+#include <linux/bitops.h>
+
+#include "etnaviv_gpu.h"
+#include "etnaviv_iommu.h"
+#include "state_hi.xml.h"
+
+
+struct iommu_domain *etnaviv_iommu_v2_domain_alloc(struct etnaviv_gpu *gpu)
+{
+ /* TODO */
+ return NULL;
+}