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dolby: Graphics blending tests fail when 4k output [4/4]

Browse Source 
PD#SWPL-10128

Problem:
Osd scaling algorithm has bad effect

Solution:
Add repeat mode
echo 0 > /sys/module/fb/parameters/osd_auto_adjust_filter
echo 9 > /sys/module/fb/parameters/osd_h_filter_mode
echo 9 > /sys/module/fb/parameters/osd_v_filter_mode

Verify:
Verified on sm1

Change-Id: Ibcb3925c0c7674043e10a249c7ee7dbeb029ca93
Signed-off-by: yao liu <yao.liu@amlogic.com>
This commit is contained in:
yao liu
2019-06-26 21:30:26 +08:00
committed by Chris KIM
parent 5c2d4afbf1
commit 284aeacb2e
1 changed files with 11 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/amlogic/media/osd/osd_hw.c
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@@ -722,6 +722,15 @@ static unsigned int osd_filter_coefs_3point_bspline[] = {
0x10601000
};
static unsigned int osd_filter_coefs_repeat[] = { /* repeat coef0 */
0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000,
0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000,
0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000,
0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000,
0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000,
0x00800000, 0x00800000, 0x00800000
};
static unsigned int *filter_table[] = {
osd_filter_coefs_bicubic_sharp,
osd_filter_coefs_bicubic,
@@ -731,7 +740,8 @@ static unsigned int *filter_table[] = {
osd_filter_coefs_3point_triangle,
osd_filter_coefs_4point_triangle,
vpp_filter_coefs_4point_bspline,
osd_filter_coefs_3point_bspline
osd_filter_coefs_3point_bspline,
osd_filter_coefs_repeat
};
#ifdef NEW_PPS_PHASE