commit decf4e53b1b8aa6327e948885958665ef2d07e92
author Michael Wright <michaelwr@google.com> Fri Jan 20 20:15:25 2017 +0000
committer android-build-merger <android-build-merger@google.com> Fri Jan 20 20:15:25 2017 +0000
tree 2a8344860b2fb61eb7b78ae5072206647c3266ae
parent 3b16cc25fd37a6ce76b7e13b88282d92ae8d326f
parent 1fd4f885dceb10484539af27c74ca008efbd45f4

Merge "Add i2c tracing support to atrace" am: 2630e78f53 am: 8b6f035960
am: 1fd4f885dc

Change-Id: Ic643712f08bad7561b3d490513d25da94ac64c20

cmds/atrace/atrace.cpp

diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index 320d11d..d39c5ce 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -121,6 +121,17 @@
         { REQ,      "/sys/kernel/debug/tracing/events/irq/enable" },
         { OPT,      "/sys/kernel/debug/tracing/events/ipi/enable" },
     } },
+    { "i2c",        "I2C Events",   0, {
+        { REQ,      "/sys/kernel/debug/tracing/events/i2c/enable" },
+        { REQ,      "/sys/kernel/debug/tracing/events/i2c/i2c_read/enable" },
+        { REQ,      "/sys/kernel/debug/tracing/events/i2c/i2c_write/enable" },
+        { REQ,      "/sys/kernel/debug/tracing/events/i2c/i2c_result/enable" },
+        { REQ,      "/sys/kernel/debug/tracing/events/i2c/i2c_reply/enable" },
+        { OPT,      "/sys/kernel/debug/tracing/events/i2c/smbus_read/enable" },
+        { OPT,      "/sys/kernel/debug/tracing/events/i2c/smbus_write/enable" },
+        { OPT,      "/sys/kernel/debug/tracing/events/i2c/smbus_result/enable" },
+        { OPT,      "/sys/kernel/debug/tracing/events/i2c/smbus_reply/enable" },
+    } },
     { "freq",       "CPU Frequency",    0, {
         { REQ,      "/sys/kernel/debug/tracing/events/power/cpu_frequency/enable" },
         { OPT,      "/sys/kernel/debug/tracing/events/power/clock_set_rate/enable" },

cmds/atrace/atrace.rc

diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index 747cc69..54ba5ca 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -54,6 +54,15 @@
     chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_lock/enable
     chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_locked/enable
     chmod 0664 /sys/kernel/debug/tracing/events/binder/binder_unlock/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_read/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_write/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_result/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/i2c_reply/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_read/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_write/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_result/enable
+    chmod 0664 /sys/kernel/debug/tracing/events/i2c/smbus_reply/enable
 
     # Tracing disabled by default
     write /sys/kernel/debug/tracing/tracing_on 0