1 files changed, 109 insertions, 0 deletions

diff --git a/drivers/gpu/pvr/display/omap_display.h b/drivers/gpu/pvr/display/omap_display.h
new file mode 100644
index 00000000000..13916a9461f
--- /dev/null
+++ b/drivers/gpu/pvr/display/omap_display.h
@@ -0,0 +1,109 @@
+/*
+ * drivers/gpu/pvr/display/omap_display.h
+ *
+ * Copyright (C) 2010 Texas Instruments
+ *
+ * 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 <plat/vrfb.h>
+#include <plat/display.h>
+#include <linux/completion.h>
+
+#ifndef __OMAP_DISPLAY_H_
+#define __OMAP_DISPLAY_H_
+
+/* Max overlay managers for virtual display */
+#define OMAP_DISP_MAX_MANAGERS 2
+/* 3 for triple buffering, 4 for virtual display */
+#define OMAP_DISP_MAX_FLIPCHAIN_BUFFERS 4
+#define OMAP_DISP_NUM_DISPLAYS 4 /* lcd, 2lcd, tv, virtual */
+
+struct omap_display_device;
+
+/* On OMAP 4 we can only manage 3 displays at the same time + virtual */
+enum omap_display_id {
+        OMAP_DISPID_PRIMARY = 1 << 0,
+        OMAP_DISPID_SECONDARY = 1 << 1,
+        OMAP_DISPID_TERTIARY = 1 << 2,
+        OMAP_DISPID_VIRTUAL = 1 << 15, /* Multiple displays */
+        OMAP_DISPID_BADSTATE = 1 << 30, /* Used to say a display is unusable*/
+};
+
+enum omap_display_pixel_format {
+        RGB_565 = 0,
+        ARGB_8888  = 1,
+};
+
+/* Primary display location for virtual display */
+enum omap_display_feature {
+        ORIENTATION_VERTICAL = 1 << 0,
+        ORIENTATION_HORIZONTAL = 1 << 1,
+        ORIENTATION_INVERT = 1 << 2,
+};
+
+struct omap_display_buffer {
+        unsigned long physical_addr;
+        unsigned long virtual_addr;
+        unsigned long size;
+        struct omap_display_device *display;
+};
+
+struct omap_display_flip_chain {
+        int buffer_count;
+        struct omap_display_buffer *buffers[OMAP_DISP_MAX_FLIPCHAIN_BUFFERS];
+        struct omap_display_device *display;
+};
+
+struct omap_display_sync_item {
+        struct omap_display_buffer *buffer;
+        struct completion *task;
+        int invalidate;
+};
+
+struct omap_display_device {
+        char *name;
+        enum omap_display_id id;
+        enum omap_display_pixel_format pixel_format;
+        enum omap_display_feature features;
+        unsigned int width;
+        unsigned int height;
+        unsigned int bits_per_pixel;
+        unsigned int bytes_per_pixel;
+        unsigned int byte_stride;
+        enum omap_dss_rotation_angle rotation;
+        unsigned int reference_count;
+        unsigned int buffers_available;
+        struct omap_display_buffer *main_buffer;
+        struct omap_display_flip_chain *flip_chain;
+        struct omap_overlay_manager *overlay_managers[OMAP_DISP_MAX_MANAGERS];
+        unsigned int overlay_managers_count;
+        int (*open)(struct omap_display_device *display,
+                enum omap_display_feature features);
+        int (*close) (struct omap_display_device *display);
+        int (*create_flip_chain) (struct omap_display_device *display,
+                unsigned int buffer_count);
+        int (*destroy_flip_chain) (struct omap_display_device *display);
+        int (*rotate) (struct omap_display_device *display,
+                enum omap_dss_rotation_angle rotation);
+        int (*present_buffer) (struct omap_display_buffer *buffer);
+        int (*sync) (struct omap_display_device *display);
+        int (*present_buffer_sync) (struct omap_display_buffer *buffer);
+};
+
+int omap_display_init(void);
+int omap_display_deinit(void);
+int omap_display_count(void);
+struct omap_display_device *omap_display_get(enum omap_display_id id);
+
+#endif