hdmirx: add hdcp2.2 test key detection [1/3]

PD#SWPL-8312

Problem:
hdmi can not detect the hdcp2.2 aml_test_key;

Solution:
Add aml_test_key detection function;

Verify:
TL1: kernel 4.9 TXLX: kernel 3.14

Change-Id: I126e6f94f8b9f8479619b3cfddf22306e8c8ac15
Signed-off-by: yicheng shen <yicheng.shen@amlogic.com>

2 files changed, 8 insertions, 4 deletions

diff --git a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h
index ad8c8ce..6bae781 100644
--- a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h
+++ b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h
@@ -41,7 +41,7 @@
  *
  *
  */
-#define RX_VER1 "ver.2019/05/06"
+#define RX_VER1 "ver.2019/05/09"
 /*
  *
  *
diff --git a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
index 31106c0..d892c93 100644
--- a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
+++ b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
@@ -1769,10 +1769,14 @@ void hdmirx_hdcp22_esm_rst(void)
 int rx_is_hdcp22_support(void)
 {
 	int ret = 0;
+	int temp;
 
-	if (rx_sec_set_duk(hdmirx_repeat_support()) == 1) {
+	temp = rx_sec_set_duk(hdmirx_repeat_support());
+	if (temp) {
 		rx_hdcp22_wr_top(TOP_SKP_CNTL_STAT, 7);
 		ret = 1;
+		if (temp == 2)
+			rx_pr("2.2 test key!!!\n");
 	} else
 		ret = 0;
 	rx_pr("hdcp22 == %d\n", ret);
@@ -2359,7 +2363,7 @@ void hdmirx_load_firm_reset(int type)
 		downstream_hpd_flag = 0;
 	ret = rx_sec_set_duk(hdmirx_repeat_support());
 	rx_pr("ret = %d\n", ret);
-	if (ret == 1) {
+	if (ret) {
 		hdmirx_wr_dwc(DWC_HDCP22_CONTROL, 0x0);
 		hdmirx_hdcp22_esm_rst();
 		mdelay(100);
@@ -3004,7 +3008,7 @@ void rx_debug_load22key(void)
 
 	ret = rx_sec_set_duk(hdmirx_repeat_support());
 	rx_pr("22 = %d\n", ret);
-	if (ret == 1) {
+	if (ret) {
 		rx_pr("load 2.2 key\n");
 		sm_pause = 1;
 		rx_set_cur_hpd(0);