shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-08 11:50:43 +09:00
Code Issues Packages Projects Releases Wiki Activity

tvafe: fix identify as PAL-DK when the input signal is SCAM DK [1/1]

Browse Source 
PD#TV-7779

Problem:
identify as PAL-DK when the input signal is SECAM DK

Solution:
increase atv try_fmt max cnt to recognize SECAM

Verify:
x301

Change-Id: I306f2337b6b2c3d0b4ec2fc85e45f9f5993b754b
Signed-off-by: Evoke Zhang <evoke.zhang@amlogic.com>
This commit is contained in:
Evoke Zhang
2019-06-17 14:49:44 +08:00
committed by Luke Go
parent 101c8e9cbb
commit 3b6058f04a
2 changed files with 16 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/amlogic/media/vin/tvin/tvafe/tvafe_cvd.c
View File

@@ -90,7 +90,6 @@
#define SYNC_SENSITIVITY true
#define NOISE_JUDGE false
#define PGA_DEFAULT_VAL 0x20
#define TRY_FORMAT_MAX 5
/*0:NORMAL 1:a little sharper 2:sharper 3:even sharper*/
#define CVD2_FILTER_CONFIG_LEVEL 0
@@ -132,6 +131,9 @@ module_param(config_force_fmt, uint, 0664);
MODULE_PARM_DESC(config_force_fmt,
"after try TRY_FORMAT_MAX times ,we will force one fmt");
unsigned int try_fmt_max_atv = 24; /* 5->24 for SECAM identify to PAL */
unsigned int try_fmt_max_av = 5;
/*0:normal nonstandard configure every loop*/
/*1:force nonstandard configure every loop*/
/*2:nonstandard configure once*/
@@ -1569,6 +1571,13 @@ static void tvafe_cvd2_search_video_mode(struct tvafe_cvd2_s *cvd2,
struct tvafe_cvd2_mem_s *mem)
{
unsigned int shift_cnt = 0;
unsigned int try_format_max;
if ((cvd2->vd_port == TVIN_PORT_CVBS3) ||
(cvd2->vd_port == TVIN_PORT_CVBS0))
try_format_max = try_fmt_max_atv;
else
try_format_max = try_fmt_max_av;
/* execute manual mode */
if ((cvd2->manual_fmt) && (cvd2->config_fmt != cvd2->manual_fmt) &&
@@ -1625,10 +1634,10 @@ static void tvafe_cvd2_search_video_mode(struct tvafe_cvd2_s *cvd2,
cvd2->hw_data[cvd2->hw_data_cur].secam_detected);
/* force mode:due to some*/
/*signal is hard to check out */
if (++try_format_cnt == TRY_FORMAT_MAX) {
if (++try_format_cnt == try_format_max) {
cvd_force_config_fmt(cvd2, mem, config_force_fmt);
return;
} else if (try_format_cnt > TRY_FORMAT_MAX) {
} else if (try_format_cnt > try_format_max) {
cvd2->info.state = TVAFE_CVD2_STATE_FIND;
force_fmt_flag = 1;
return;
@@ -1836,7 +1845,7 @@ static void tvafe_cvd2_search_video_mode(struct tvafe_cvd2_s *cvd2,
cvd_force_config_fmt(cvd2, mem,
config_force_fmt);
try_format_cnt =
TRY_FORMAT_MAX+1;
try_format_max+1;
} else
tvafe_cvd2_try_format(cvd2, mem,
TVIN_SIG_FMT_CVBS_PAL_I);

3
drivers/amlogic/media/vin/tvin/tvafe/tvafe_cvd.h
View File

@@ -224,5 +224,8 @@ extern void tvafe_cvd2_non_std_config(struct tvafe_cvd2_s *cvd2);
extern bool tvafe_snow_function_flag;
extern unsigned int try_fmt_max_atv;
extern unsigned int try_fmt_max_av;
#endif /* _TVAFE_CVD_H */