From cd42c053c598d720c12ca8d2e13715ee490f6717 Mon Sep 17 00:00:00 2001
From: Robert Morell <rmorell@nvidia.com>
Date: Fri, 18 Feb 2011 15:51:38 -0800
Subject: video: tegra: Add cursor support to dc extensions

This change adds full support for specify the cursor image and
manipulating its position.

bug 818525

Original-Change-Id: I101a951aff358b0ac0998afc6fe5f6c5c4d37c64
Signed-off-by: Robert Morell <rmorell@nvidia.com>
Reviewed-on: http://git-master/r/40518
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>

Rebase-Id: R93f0c68a14e4419f200a77d48a17eb8862f2e4e1
---
 drivers/video/tegra/dc/ext/tegra_dc_ext_priv.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'drivers/video/tegra/dc/ext/tegra_dc_ext_priv.h')

diff --git a/drivers/video/tegra/dc/ext/tegra_dc_ext_priv.h b/drivers/video/tegra/dc/ext/tegra_dc_ext_priv.h
index d7d5e5506718..3040cf7fc601 100644
--- a/drivers/video/tegra/dc/ext/tegra_dc_ext_priv.h
+++ b/drivers/video/tegra/dc/ext/tegra_dc_ext_priv.h
@@ -22,8 +22,11 @@
 #include <linux/cdev.h>
 #include <linux/mutex.h>
 
+#include <mach/dc.h>
 #include <mach/nvmap.h>
 
+#include <video/tegra_dc_ext.h>
+
 struct tegra_dc_ext;
 
 struct tegra_dc_ext_user {
@@ -54,10 +57,23 @@ struct tegra_dc_ext {
 	struct nvmap_client		*nvmap;
 
 	struct tegra_dc_ext_win		win[DC_N_WINDOWS];
+
+	struct {
+		struct tegra_dc_ext_user	*user;
+		struct nvmap_handle_ref		*cur_handle;
+		struct mutex			lock;
+	} cursor;
 };
 
 extern int tegra_dc_ext_pin_window(struct tegra_dc_ext_user *user, u32 id,
 				   struct nvmap_handle_ref **handle,
 				   dma_addr_t *phys_addr);
 
+extern int tegra_dc_ext_get_cursor(struct tegra_dc_ext_user *user);
+extern int tegra_dc_ext_put_cursor(struct tegra_dc_ext_user *user);
+extern int tegra_dc_ext_set_cursor_image(struct tegra_dc_ext_user *user,
+					 struct tegra_dc_ext_cursor_image *);
+extern int tegra_dc_ext_set_cursor(struct tegra_dc_ext_user *user,
+				   struct tegra_dc_ext_cursor *);
+
 #endif /* __TEGRA_DC_EXT_PRIV_H */
-- 
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