1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
From 9f8f1613253656f155b3844c8255a560f86e0acd Mon Sep 17 00:00:00 2001
From: =?utf-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@nokia.com>
Date: Mon, 6 Apr 2009 17:32:05 +0200
Subject: [PATCH] DSS2: Check scaling limits against proper values
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 8bit
Move the ilace and fieldmode related height adjustments to be performed
before checking the scaling limits.
Signed-off-by: Ville Syrjälä <ville.syrjala@nokia.com>
---
drivers/video/omap2/dss/dispc.c | 31 ++++++++++++++++---------------
1 files changed, 16 insertions(+), 15 deletions(-)
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 61861d8..ae7be3d 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -1366,10 +1366,25 @@ static int _dispc_setup_plane(enum omap_plane plane,
unsigned offset0, offset1;
s32 row_inc;
s32 pix_inc;
+ u16 frame_height = height;
if (paddr == 0)
return -EINVAL;
+ if (ilace && height >= out_height)
+ fieldmode = 1;
+
+ if (ilace) {
+ if (fieldmode)
+ height /= 2;
+ pos_y /= 2;
+ out_height /= 2;
+
+ DSSDBG("adjusting for ilace: height %d, pos_y %d, "
+ "out_height %d\n",
+ height, pos_y, out_height);
+ }
+
if (plane == OMAP_DSS_GFX) {
if (width != out_width || height != out_height)
return -EINVAL;
@@ -1448,28 +1463,14 @@ static int _dispc_setup_plane(enum omap_plane plane,
return -EINVAL;
}
- if (ilace && height >= out_height)
- fieldmode = 1;
-
calc_rotation_offset(rotation, mirror,
- screen_width, width, height, color_mode,
+ screen_width, width, frame_height, color_mode,
fieldmode,
&offset0, &offset1, &row_inc, &pix_inc);
DSSDBG("offset0 %u, offset1 %u, row_inc %d, pix_inc %d\n",
offset0, offset1, row_inc, pix_inc);
- if (ilace) {
- if (fieldmode)
- height /= 2;
- pos_y /= 2;
- out_height /= 2;
-
- DSSDBG("adjusting for ilace: height %d, pos_y %d, "
- "out_height %d\n",
- height, pos_y, out_height);
- }
-
_dispc_set_channel_out(plane, channel_out);
_dispc_set_color_mode(plane, color_mode);
--
1.5.6.5
|