From 7fe60435bce6595a9c58a9bfd8244d74b5320e96 Mon Sep 17 00:00:00 2001
From: Benjamin Franzke <benjaminfranzke@googlemail.com>
Date: Tue, 15 Jan 2013 08:46:13 +0100
Subject: Import DirectFB141_2k11R3_beta5

---
 .../ti-davinci-2.6.10-mvl401-fbio_set_start.patch  | 123 +++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100755 Source/DirectFB/gfxdrivers/davinci/patches/ti-davinci-2.6.10-mvl401-fbio_set_start.patch

(limited to 'Source/DirectFB/gfxdrivers/davinci/patches/ti-davinci-2.6.10-mvl401-fbio_set_start.patch')

diff --git a/Source/DirectFB/gfxdrivers/davinci/patches/ti-davinci-2.6.10-mvl401-fbio_set_start.patch b/Source/DirectFB/gfxdrivers/davinci/patches/ti-davinci-2.6.10-mvl401-fbio_set_start.patch
new file mode 100755
index 0000000..60c2730
--- /dev/null
+++ b/Source/DirectFB/gfxdrivers/davinci/patches/ti-davinci-2.6.10-mvl401-fbio_set_start.patch
@@ -0,0 +1,123 @@
+Index: include/video/davincifb.h
+===================================================================
+--- include/video/davincifb.h	(revision 765)
++++ include/video/davincifb.h	(working copy)
+@@ -40,6 +40,21 @@
+ 	u_int32_t zoom_v;
+ } zoom_params_t;
+ 
++
++typedef struct fb_set_start {
++	int		offset;		/* offset from smem_start */
++	unsigned long	physical;	/* absolute physical address when offset < 0 */
++
++	u_int64_t	sync;		/* input:  target sync counter for change or 0 for no sync at all,
++					   output: sync counter of actual change or 0 if still pending */
++} fb_set_start_t;
++
++
++#ifdef _IOC_TYPECHECK
++#undef _IOC_TYPECHECK
++#define _IOC_TYPECHECK(x)     (sizeof(x))
++#endif
++
+ #define	RAM_CLUT_SIZE	256*3
+ #define FBIO_ENABLE_DISABLE_WIN		\
+ 	_IOW('F', 0x30, unsigned char)
+@@ -83,6 +98,8 @@
+ 	_IOW('F', 0x49, u_int32_t)
+ #define FBIO_SET_CURSOR         	\
+ 	_IOW('F', 0x50, struct fb_cursor)
++#define FBIO_SET_START     		\
++	_IOW('F', 0x66, struct fb_set_start)
+ 
+ /* 
+  * Defines and Constants
+Index: drivers/video/davincifb.c
+===================================================================
+--- drivers/video/davincifb.c	(revision 765)
++++ drivers/video/davincifb.c	(working copy)
+@@ -1095,6 +1095,58 @@
+ 	return 0;
+ }
+ 
++static int
++davincifb_set_start( struct fb_set_start *set, struct fb_info *info )
++{
++	struct vpbe_dm_win_info *win   = (struct vpbe_dm_win_info *) info->par;
++	unsigned long            start = 0;
++
++	/* Physical mode (absolute address)? */
++	if (set->offset < 0) {
++		start = set->physical;
++
++		/* FIXME: address checks */
++	}
++	else {
++		/* Offset mode (from frame buffer device base). */
++		if (set->offset + info->var.yres * info->fix.line_length >= win->fb_size)
++			return -EFAULT;
++
++		start = win->fb_base_phys + set->offset;
++	}
++
++	/* Set on explicit sync count? */
++	if (set->sync > 1) {
++		if (set->sync <= dm->vsync_cnt) {
++			set_sdram_params( info->fix.id, start, info->fix.line_length );
++			win->sdram_address = start;
++
++			set->sync = dm->vsync_cnt;
++		}
++		else {
++			/* FIXME: No queue yet. */
++			win->sdram_address = start;
++
++			set->sync = 0;
++		}
++	}
++	/* Set on next sync? */
++	else if (set->sync) {
++		win->sdram_address = start;
++
++		set->sync = 0;
++	}
++	/* Set now! */
++	else {
++		set_sdram_params( info->fix.id, start, info->fix.line_length );
++		win->sdram_address = start;
++
++		set->sync = dm->vsync_cnt;
++	}
++
++	return 0;
++}
++
+ /*
+  * davincifb_ioctl - handler for private ioctls.
+  */
+@@ -1105,6 +1157,7 @@
+ 	struct vpbe_dm_win_info *w = (struct vpbe_dm_win_info *)info->par;
+ 	void __user *argp = (void __user *)arg;
+ 	struct fb_fillrect rect;
++	struct fb_set_start set_start;
+ 	zoom_params_t zoom;
+ 	int retval = 0;
+ 	long std = 0;
+@@ -1414,6 +1467,16 @@
+ 			return -EINVAL;
+ 		break;
+ 
++	case FBIO_SET_START:
++		if (copy_from_user(&set_start, argp, sizeof(set_start)))
++			return -EFAULT;
++		retval = davincifb_set_start( &set_start, &w->info );
++		if (retval)
++			return retval;
++		if (copy_to_user(argp, &set_start, sizeof(set_start)))
++			return -EFAULT;
++		break;
++
+ 	default:
+ 		retval = -EINVAL;
+ 		break;
-- 
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