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hdmirp: enable CEC physical address passing for non-repeater mode [1/4]

Browse Source 
PD#SWPL-6988

Problem:
Lack CEC physical address passing

Solution:
Pass CEC address from Tx to Rx in kernel

Verify:
T962X3

Change-Id: I67952d040478c0068e3f0ed777ecf40410a7767d
Signed-off-by: Zongdong Jiao <zongdong.jiao@amlogic.com>
Signed-off-by: Lei Yang <lei.yang@amlogic.com>
This commit is contained in:
Zongdong Jiao
2019-04-29 15:16:21 +08:00
committed by Tao Zeng
parent 509072787d
commit 703c39d2c2
7 changed files with 54 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

@@ -34,7 +34,7 @@
#include "hdmi_rx_edid.h"
#define RX_VER0 "ver.2019-05-01"
#define RX_VER0 "ver.2019-05-07"
/*
*
*

13
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_edid.c
View File

@@ -2716,3 +2716,16 @@ int rx_set_hdr_lumi(unsigned char *data, int len)
}
EXPORT_SYMBOL(rx_set_hdr_lumi);
void rx_edid_physical_addr(int a, int b, int c, int d)
{
tx_hpd_event = E_RCV;
up_phy_addr = ((d & 0xf) << 12) |
((c & 0xf) << 8) |
((b & 0xf) << 4) |
((a & 0xf) << 0);
/* if (log_level & EDID_LOG) */
rx_pr("\nup_phy_addr = %x\n", up_phy_addr);
}
EXPORT_SYMBOL(rx_edid_physical_addr);

6
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_edid.h
View File

@@ -434,6 +434,12 @@ struct edid_data_s {
unsigned int checksum;
};
enum tx_hpd_event_e {
E_IDLE = 0,
E_EXE = 1,
E_RCV = 2,
};
enum hdmi_vic_e {
/* Refer to CEA 861-D */
HDMI_UNKNOWN = 0,

7
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_repeater.c
View File

@@ -47,6 +47,7 @@ static unsigned char receive_edid[MAX_RECEIVE_EDID];
int receive_edid_len = MAX_RECEIVE_EDID;
MODULE_PARM_DESC(receive_edid, "\n receive_edid\n");
module_param_array(receive_edid, byte, &receive_edid_len, 0664);
int tx_hpd_event;
int edid_len;
MODULE_PARM_DESC(edid_len, "\n edid_len\n");
module_param(edid_len, int, 0664);
@@ -370,9 +371,3 @@ void rx_repeat_hpd_state(bool plug)
}
EXPORT_SYMBOL(rx_repeat_hpd_state);
void rx_edid_physical_addr(int a, int b, int c, int d)
{
}
EXPORT_SYMBOL(rx_edid_physical_addr);

1
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_repeater.h
View File

@@ -63,6 +63,7 @@ struct hdcp_hw_info_s {
};
extern int receive_edid_len;
extern int tx_hpd_event;
extern bool new_edid;
extern int hdcp_array_len;
extern int hdcp_len;

26
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_wrapper.c
View File

@@ -2212,7 +2212,7 @@ void rx_main_state_machine(void)
} else if (rx.err_rec_mode == ERR_REC_HPD_RST) {
rx_set_cur_hpd(0);
rx.phy.cable_clk = 0;
rx.state = FSM_HPD_HIGH;
rx.state = FSM_INIT;
rx.err_rec_mode = ERR_REC_EQ_RETRY;
}
rx_set_eq_run_state(E_EQ_START);
@@ -2306,7 +2306,7 @@ void rx_main_state_machine(void)
} else if (rx.err_rec_mode == ERR_REC_HPD_RST) {
rx_set_cur_hpd(0);
rx.phy.cable_clk = 0;
rx.state = FSM_HPD_HIGH;
rx.state = FSM_INIT;
rx.err_rec_mode = ERR_REC_EQ_RETRY;
}
}
@@ -2935,12 +2935,34 @@ int hdmirx_debug(const char *buf, int size)
return 0;
}
void rx_dw_edid_monitor(void)
{
if (!hdmi_cec_en)
return;
if (tx_hpd_event == E_RCV) {
if (rx.open_fg)
fsm_restart();
rx_set_port_hpd(ALL_PORTS, 0);
hdmi_rx_top_edid_update();
hpd_wait_cnt = 0;
tx_hpd_event = E_EXE;
} else if (tx_hpd_event == E_EXE) {
if (!rx.open_fg)
hpd_wait_cnt++;
if (!rx_hpd_keep_low()) {
rx_set_port_hpd(ALL_PORTS, 1);
tx_hpd_event = E_IDLE;
}
}
}
void hdmirx_timer_handler(unsigned long arg)
{
struct hdmirx_dev_s *devp = (struct hdmirx_dev_s *)arg;
rx_5v_monitor();
rx_check_repeat();
rx_dw_edid_monitor();
if (rx.open_fg) {
rx_nosig_monitor();
if (!hdmirx_repeat_support() || !rx.firm_change) {

18
drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_edid.c
View File

@@ -383,16 +383,14 @@ int Edid_Parse_check_HDMI_VSDB(struct hdmitx_dev *hdev,
}
set_vsdb_phy_addr(hdev, &info->vsdb_phy_addr, &buff[BlockAddr]);
if (hdev->repeater_tx) {
if ((check_fbc_special(&hdev->EDID_buf[0])) ||
(check_fbc_special(&hdev->EDID_buf1[0])))
rx_edid_physical_addr(0, 0, 0, 0);
else
rx_edid_physical_addr(info->vsdb_phy_addr.a,
info->vsdb_phy_addr.b,
info->vsdb_phy_addr.c,
info->vsdb_phy_addr.d);
}
if ((check_fbc_special(&hdev->EDID_buf[0])) ||
(check_fbc_special(&hdev->EDID_buf1[0])))
rx_edid_physical_addr(0, 0, 0, 0);
else
rx_edid_physical_addr(info->vsdb_phy_addr.a,
info->vsdb_phy_addr.b,
info->vsdb_phy_addr.c,
info->vsdb_phy_addr.d);
if (temp_addr >= VSpecificBoundary)
ret = -1;