kernel_common_drivers/drivers/media/cec/Makefile at 68ecd40407d231dd2dfeff61b2bd9340bbbe504a - kernel_common_drivers - sys114

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hang cheng 14a29681a6 cec: add dump interface and enhance log [1/1]

PD#SWPL-97059

Problem:
1.need to add cec dump interface for bugreport
2.need to add cec tx/rx detail print

Solution:
1.add dump interface of cec registers and status
for bugreport, as below:
cat /sys/class/cec/dump_reg
cat /sys/class/cec/dump_status
2.add print for cec tx/rx detail
print is enabled by default for issue debug
purpose, if need to disable print:
(1)echo below command to disable temporarily
echo cec_log_en 0 > /sys/class/cec/dbg
(2)disable in dts aocec node as below
cec_log_en = <0>;

Verify:
S4/SC2/T7/T5D/T3/T5W

Change-Id: If942d52c19dfc965f25f0a729d4b0709a5129762
Signed-off-by: hang cheng <hang.cheng@amlogic.com>

2022-11-14 18:02:01 -07:00

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Makefile

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 # SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 ifdef CONFIG_AMLOGIC_LINUX_STD_CEC
 $(MEDIA_MODULE_NAME)-$(CONFIG_AMLOGIC_AO_CEC)  += cec/std_ao_cec.o cec/hdmi_aocec_api.o cec/hdmi_cec_dump.o
 else
 $(MEDIA_MODULE_NAME)-$(CONFIG_AMLOGIC_AO_CEC)  += cec/hdmi_ao_cec.o cec/hdmi_aocec_api.o cec/hdmi_cec_dump.o
 endif