summaryrefslogtreecommitdiffstats
path: root/exynos/exynos_drm.h
diff options
context:
space:
mode:
Diffstat (limited to 'exynos/exynos_drm.h')
-rw-r--r--exynos/exynos_drm.h172
1 files changed, 172 insertions, 0 deletions
diff --git a/exynos/exynos_drm.h b/exynos/exynos_drm.h
new file mode 100644
index 0000000..50181c4
--- /dev/null
+++ b/exynos/exynos_drm.h
@@ -0,0 +1,172 @@
+/* exynos_drm.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ * Authors:
+ * Inki Dae <inki.dae@samsung.com>
+ * Joonyoung Shim <jy0922.shim@samsung.com>
+ * Seung-Woo Kim <sw0312.kim@samsung.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _EXYNOS_DRM_H_
+#define _EXYNOS_DRM_H_
+
+#include "drm.h"
+
+/**
+ * User-desired buffer creation information structure.
+ *
+ * @size: user-desired memory allocation size.
+ * - this size value would be page-aligned internally.
+ * @flags: user request for setting memory type or cache attributes.
+ * @handle: returned a handle to created gem object.
+ * - this handle will be set by gem module of kernel side.
+ */
+struct drm_exynos_gem_create {
+ uint64_t size;
+ unsigned int flags;
+ unsigned int handle;
+};
+
+/**
+ * A structure to gem information.
+ *
+ * @handle: a handle to gem object created.
+ * @flags: flag value including memory type and cache attribute and
+ * this value would be set by driver.
+ * @size: size to memory region allocated by gem and this size would
+ * be set by driver.
+ */
+struct drm_exynos_gem_info {
+ unsigned int handle;
+ unsigned int flags;
+ uint64_t size;
+};
+
+/**
+ * A structure for user connection request of virtual display.
+ *
+ * @connection: indicate whether doing connection or not by user.
+ * @extensions: if this value is 1 then the vidi driver would need additional
+ * 128bytes edid data.
+ * @edid: the edid data pointer from user side.
+ */
+struct drm_exynos_vidi_connection {
+ unsigned int connection;
+ unsigned int extensions;
+ uint64_t edid;
+};
+
+/* memory type definitions. */
+enum e_drm_exynos_gem_mem_type {
+ /* Physically Continuous memory and used as default. */
+ EXYNOS_BO_CONTIG = 0 << 0,
+ /* Physically Non-Continuous memory. */
+ EXYNOS_BO_NONCONTIG = 1 << 0,
+ /* non-cachable mapping and used as default. */
+ EXYNOS_BO_NONCACHABLE = 0 << 1,
+ /* cachable mapping. */
+ EXYNOS_BO_CACHABLE = 1 << 1,
+ /* write-combine mapping. */
+ EXYNOS_BO_WC = 1 << 2,
+ EXYNOS_BO_MASK = EXYNOS_BO_NONCONTIG | EXYNOS_BO_CACHABLE |
+ EXYNOS_BO_WC
+};
+
+struct drm_exynos_g2d_get_ver {
+ __u32 major;
+ __u32 minor;
+};
+
+struct drm_exynos_g2d_cmd {
+ __u32 offset;
+ __u32 data;
+};
+
+enum drm_exynos_g2d_buf_type {
+ G2D_BUF_USERPTR = 1 << 31,
+};
+
+enum drm_exynos_g2d_event_type {
+ G2D_EVENT_NOT,
+ G2D_EVENT_NONSTOP,
+ G2D_EVENT_STOP, /* not yet */
+};
+
+struct drm_exynos_g2d_userptr {
+ unsigned long userptr;
+ unsigned long size;
+};
+
+struct drm_exynos_g2d_set_cmdlist {
+ __u64 cmd;
+ __u64 cmd_buf;
+ __u32 cmd_nr;
+ __u32 cmd_buf_nr;
+
+ /* for g2d event */
+ __u64 event_type;
+ __u64 user_data;
+};
+
+struct drm_exynos_g2d_exec {
+ __u64 async;
+};
+
+#define DRM_EXYNOS_GEM_CREATE 0x00
+/* Reserved 0x04 ~ 0x05 for exynos specific gem ioctl */
+#define DRM_EXYNOS_GEM_GET 0x04
+#define DRM_EXYNOS_VIDI_CONNECTION 0x07
+
+/* G2D */
+#define DRM_EXYNOS_G2D_GET_VER 0x20
+#define DRM_EXYNOS_G2D_SET_CMDLIST 0x21
+#define DRM_EXYNOS_G2D_EXEC 0x22
+
+#define DRM_IOCTL_EXYNOS_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
+
+#define DRM_IOCTL_EXYNOS_GEM_GET DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_GEM_GET, struct drm_exynos_gem_info)
+
+#define DRM_IOCTL_EXYNOS_VIDI_CONNECTION DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_VIDI_CONNECTION, struct drm_exynos_vidi_connection)
+
+#define DRM_IOCTL_EXYNOS_G2D_GET_VER DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_G2D_GET_VER, struct drm_exynos_g2d_get_ver)
+#define DRM_IOCTL_EXYNOS_G2D_SET_CMDLIST DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_G2D_SET_CMDLIST, struct drm_exynos_g2d_set_cmdlist)
+#define DRM_IOCTL_EXYNOS_G2D_EXEC DRM_IOWR(DRM_COMMAND_BASE + \
+ DRM_EXYNOS_G2D_EXEC, struct drm_exynos_g2d_exec)
+
+/* EXYNOS specific events */
+#define DRM_EXYNOS_G2D_EVENT 0x80000000
+
+struct drm_exynos_g2d_event {
+ struct drm_event base;
+ __u64 user_data;
+ __u32 tv_sec;
+ __u32 tv_usec;
+ __u32 cmdlist_no;
+ __u32 reserved;
+};
+
+#endif