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hdmirx: reduce the cpu occupancy rate of hdcp_rx22 [1/2]

Browse Source 
PD#SWPL-3360

Problem:
hdcp_rx22 ocupy much of CPU resources.

Solution:
Optimize the method of hdcp_rx22 polling-rx-status function.

Verify:
Local

Change-Id: If1c54b9cc219e32f349b4f4c555fb3fbd3539491
Signed-off-by: yicheng shen <yicheng.shen@amlogic.com>
This commit is contained in:
yicheng shen
2019-01-04 03:06:49 -05:00
committed by Jianxin Pan
parent f5abdd8c45
commit 00204d1cee
3 changed files with 11 additions and 4 deletions
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2
drivers/amlogic/media/vin/tvin/hdmirx/hdcp_rx_main.h
View File

@@ -30,7 +30,7 @@
/* need update the version when update firmware */
#define ESM_VERSION "2.4.84.11.D3"
#define HDCP_RX22_VER "New FW T0905"
#define HDCP_RX22_VER "HDCP2.2 RX190104"
#define ESM_HL_DRIVER_SUCCESS 0
#define ESM_HL_DRIVER_FAILED (-1)

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

@@ -46,7 +46,7 @@
*
*
*/
#define RX_VER2 "ver.2018/12/20"
#define RX_VER2 "ver.2019/01/04"
/*print type*/
#define LOG_EN 0x01

11
drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_wrapper.c
View File

@@ -154,9 +154,9 @@ static bool video_stable_to_esm;
MODULE_PARM_DESC(video_stable_to_esm, "\n video_stable_to_esm\n");
module_param(video_stable_to_esm, bool, 0664);
static bool enable_hdcp22_esm_log;
static int enable_hdcp22_esm_log;
MODULE_PARM_DESC(enable_hdcp22_esm_log, "\n enable_hdcp22_esm_log\n");
module_param(enable_hdcp22_esm_log, bool, 0664);
module_param(enable_hdcp22_esm_log, int, 0664);
static bool esm_error_flag;
MODULE_PARM_DESC(esm_error_flag, "\n esm_error_flag\n");
@@ -1917,6 +1917,13 @@ void rx_5v_monitor(void)
}
}
rx.cur_5v_sts = (pwr_sts >> rx.port) & 1;
/* inform hdcp_rx22 the 5v sts of rx */
if (hdcp22_on) {
if (!pwr_sts)
hdcp_mode_sel = true;
else
hdcp_mode_sel = false;
}
}
/*