From c7b3287d937e8bd5c0cf83f32a2742bc3c4875bc Mon Sep 17 00:00:00 2001
From: yicheng shen <yicheng.shen@amlogic.com>
Date: Tue, 8 Jan 2019 06:02:09 -0500
Subject: [PATCH] hdmirx: close hdcp2.2 when shut down. [4/4]

PD#SWPL-3828

Problem:
hdcp22 access ddr when power shutdown

Solution:
need notify hdcp22 close when power shutdown

Verify:
Local

Change-Id: Iffead6b2dfdd97e6e7ad16e856cb09b42e3783d1
Signed-off-by: yicheng shen <yicheng.shen@amlogic.com>
---
 drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.c |  7 +++----
 drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h |  2 +-
 drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c  | 12 ++++++------
 drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.h  |  4 ++--
 4 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.c b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.c
index 26a211b..d58c11c 100644
--- a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.c
+++ b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.c
@@ -2450,11 +2450,10 @@ static int aml_hdcp22_pm_notify(struct notifier_block *nb,
 			rx_pr("hdcp22 kill ok!\n");
 		else
 			rx_pr("hdcp22 kill timeout!\n");
-		hdcp22_kill_esm = 0;
-		hdcp22_suspend();
+		hdcp_22_off();
 	} else if ((event == PM_POST_SUSPEND) && hdcp22_on) {
 		rx_pr("PM_POST_SUSPEND\n");
-		hdcp22_resume();
+		hdcp_22_on();
 	}
 	return NOTIFY_OK;
 }
@@ -2505,7 +2504,7 @@ static void hdmirx_shutdown(struct platform_device *pdev)
 	/* phy powerdown */
 	rx_phy_power_on(0);
 	if (hdcp22_on)
-		hdcp22_clk_en(0);
+		hdcp_22_off();
 	rx_pr("[hdmirx]: shutdown success\n");
 }
 
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 1515c78..9ff28c9 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.2018/12/27"
+#define RX_VER1 "ver.2019/01/08"
 /*
  *
  *
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 1d0aafe..491b9ae 100644
--- a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
+++ b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
@@ -1714,9 +1714,9 @@ void hdmirx_hdcp22_hpd(bool value)
 }
 
 /*
- * hdcp22_suspend - suspend flow of hdcp2.2
+ * hdcp_22_off
  */
-void hdcp22_suspend(void)
+void hdcp_22_off(void)
 {
 	hdcp22_clk_en(0);
 	/* note: can't pull down hpd before enter suspend */
@@ -1726,16 +1726,16 @@ void hdcp22_suspend(void)
 	hdmirx_wr_dwc(DWC_HDCP22_CONTROL,
 				0x0);
 	if (hdcp22_kill_esm == 0)
-		/* rx_pr("kill = 1\n"); */
 		hdmirx_hdcp22_esm_rst();
-		/* msleep(20); */
+	else
+		hdcp22_kill_esm = 0;
 	rx_pr("hdcp22 off\n");
 }
 
 /*
- * hdcp22_resume - resume flow of hdcp2.2
+ * hdcp_22_on
  */
-void hdcp22_resume(void)
+void hdcp_22_on(void)
 {
 	hdcp22_kill_esm = 0;
 	/* switch_set_state(&rx.hpd_sdev, 0x0); */
diff --git a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.h b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.h
index d406fa1..49cd59b 100644
--- a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.h
+++ b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.h
@@ -1170,8 +1170,8 @@ extern void hdcp22_clk_en(bool en);
 extern void hdmirx_hdcp22_esm_rst(void);
 extern unsigned int rx_sec_set_duk(bool repeater);
 extern void hdmirx_hdcp22_init(void);
-extern void hdcp22_suspend(void);
-extern void hdcp22_resume(void);
+extern void hdcp_22_off(void);
+extern void hdcp_22_on(void);
 extern void hdmirx_hdcp22_hpd(bool value);
 extern void esm_set_reset(bool reset);
 extern void esm_set_stable(bool stable);
-- 
2.7.4