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hdmirx: fix read edid error issue [1/1]

Browse Source 
PD#SWPL-6751

Problem:
EDID information error after switching EDID 1.4 and 2.0 in OSD menu.

Solution:
Modify HPD reset handle when switch hdmi 2.0

Verify:
TL1

Change-Id: I5aa3126f6f870a733443f16b8975f83c515b9fd6
Signed-off-by: yicheng shen <yicheng.shen@amlogic.com>
This commit is contained in:
yicheng shen
2019-04-08 03:15:50 -04:00
committed by Tao Zeng
parent f497c73df3
commit bea54d0169
2 changed files with 24 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h
View File

@@ -41,7 +41,7 @@
*
*
*/
#define RX_VER1 "ver.2019/03/15"
#define RX_VER1 "ver.2019/04/08"
/*
*
*

41
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_wrapper.c
View File

@@ -1242,8 +1242,8 @@ bool rx_hpd_keep_low(void)
{
bool ret = false;
if (downstream_hpd_flag) {
if (hpd_wait_cnt <= hpd_wait_max*5)
if (downstream_hpd_flag || edid_update_flag) {
if (hpd_wait_cnt <= hpd_wait_max*4)
ret = true;
} else {
if (hpd_wait_cnt <= hpd_wait_max)
@@ -1344,7 +1344,7 @@ void fsm_restart(void)
hdmirx_hw_config();
hdmi_rx_top_edid_update();
set_scdc_cfg(1, 0);
vic_check_en = true;
vic_check_en = false;
dvi_check_en = true;
rx.state = FSM_INIT;
rx.phy.cable_clk = 0;
@@ -1624,8 +1624,8 @@ int rx_set_global_variable(const char *buf, int size)
return pr_var(esm_recovery_mode, index);
if (set_pr_var(tmpbuf, unnormal_wait_max, value, &index, ret))
return pr_var(unnormal_wait_max, index);
if (set_pr_var(tmpbuf, edid_update_delay, value, &index, ret))
return pr_var(edid_update_delay, index);
/* if (set_pr_var(tmpbuf, edid_update_delay, value, &index, ret)) */
/*return pr_var(edid_update_delay, index);*/
if (set_pr_var(tmpbuf, hdmi_yuv444_enable, value, &index, ret))
return pr_var(hdmi_yuv444_enable, index);
if (set_pr_var(tmpbuf, pc_mode_en, value, &index, ret))
@@ -1777,7 +1777,7 @@ void rx_get_global_variable(const char *buf)
pr_var(hdcp22_esm_reset2, i++);
pr_var(esm_recovery_mode, i++);
pr_var(unnormal_wait_max, i++);
pr_var(edid_update_delay, i++);
/*pr_var(edid_update_delay, i++);*/
pr_var(hdmi_yuv444_enable, i++);
pr_var(pc_mode_en, i++);
pr_var(en_4k_2_2k, i++);
@@ -1856,7 +1856,7 @@ void hdmirx_open_port(enum tvin_port_e port)
rx.port = (port - TVIN_PORT_HDMI0) & 0xf;
//rx.no_signal = false;
//rx.wait_no_sig_cnt = 0;
vic_check_en = true;
vic_check_en = false;
dvi_check_en = true;
if (hdmirx_repeat_support())
rx.hdcp.repeat = repeat_plug;
@@ -1961,7 +1961,7 @@ void rx_5v_monitor(void)
if (rx.cur_5v_sts == 0) {
set_fsm_state(FSM_5V_LOST);
rx.err_code = ERR_5V_LOST;
vic_check_en = true;
vic_check_en = false;
dvi_check_en = true;
}
}
@@ -2121,6 +2121,7 @@ void rx_main_state_machine(void)
clk_unstable_cnt = 0;
esd_phy_rst_cnt = 0;
downstream_hpd_flag = 0;
edid_update_flag = 0;
pre_port = rx.port;
rx_set_cur_hpd(1);
rx.phy.cable_clk = 0;
@@ -2225,12 +2226,16 @@ void rx_main_state_machine(void)
/* if format vic is abnormal, do hw
* reset once to try to recover.
*/
if (fmt_vic_abnormal() &&
(vic_check_en == true)) {
hdmirx_hw_config();
hdmi_rx_top_edid_update();
rx.state = FSM_HPD_LOW;
//vic_check_en = false;
if (fmt_vic_abnormal()) {
if (vic_check_en) {
hdmirx_hw_config();
hdmi_rx_top_edid_update();
rx.state = FSM_HPD_LOW;
} else {
rx.state = FSM_WAIT_CLK_STABLE;
rx_set_eq_run_state(E_EQ_START);
vic_check_en = true;
}
break;
}
sig_unready_cnt = 0;
@@ -2250,9 +2255,9 @@ void rx_main_state_machine(void)
rx.aud_sr_stable_cnt = 0;
rx.aud_sr_unstable_cnt = 0;
rx.no_signal = false;
//memset(&rx.aud_info, 0,
//sizeof(struct aud_info_s));
//rx_set_eq_run_state(E_EQ_PASS);
/*memset(&rx.aud_info, 0,*/
/*sizeof(struct aud_info_s));*/
/*rx_set_eq_run_state(E_EQ_PASS);*/
hdmirx_config_video();
rx_get_audinfo(&rx.aud_info);
hdmirx_config_audio();
@@ -2312,7 +2317,7 @@ void rx_main_state_machine(void)
rx.hdcp.hdcp_version = HDCP_VER_NONE;
rx.state = FSM_WAIT_CLK_STABLE;
/* rx.pre_state = FSM_SIG_READY; */
vic_check_en = true;
vic_check_en = false;
rx.skip = 0;
rx.aud_sr_stable_cnt = 0;
rx.aud_sr_unstable_cnt = 0;