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amvecm: modify gamma_init to avoid lcd black screen after resume [1/1]

Browse Source 
PD#SWPL-4101

Problem:
lcd black screen after resume

Solution:
init gamma data

Verify:
x301

Change-Id: Ibc04a96f00948bc4780c3eb1452bca1c6ae92961
Signed-off-by: Bencheng Jing <bencheng.jing@amlogic.com>
This commit is contained in:
Bencheng Jing
2019-01-11 14:32:30 +08:00
committed by Jianxin Pan
parent c7d8f2df92
commit 1b09918ca1
1 changed files with 7 additions and 7 deletions
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14
drivers/amlogic/media/enhancement/amvecm/amvecm.c
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@@ -5783,16 +5783,16 @@ void amvecm_gamma_init(bool en)
unsigned int i;
unsigned short data[256];
for (i = 0; i < 256; i++) {
data[i] = i << 2;
video_gamma_table_r.data[i] = data[i];
video_gamma_table_g.data[i] = data[i];
video_gamma_table_b.data[i] = data[i];
}
if (en) {
WRITE_VPP_REG_BITS(L_GAMMA_CNTL_PORT,
0, GAMMA_EN, 1);
for (i = 0; i < 256; i++) {
data[i] = i << 2;
video_gamma_table_r.data[i] = data[i];
video_gamma_table_g.data[i] = data[i];
video_gamma_table_b.data[i] = data[i];
}
amve_write_gamma_table(
data,
H_SEL_R);