| #!/vendor/bin/sh |
| # Copyright (c) 2020 The Linux Foundation. All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following |
| # disclaimer in the documentation and/or other materials provided |
| # with the distribution. |
| # * Neither the name of The Linux Foundation nor the names of its |
| # contributors may be used to endorse or promote products derived |
| # from this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| # WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| # BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| # OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| # IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| # |
| |
| # Enable various ufs ftrace debugging events |
| tracefs=/sys/kernel/tracing |
| ufs_node=$(ls /sys/bus/platform/devices/ | grep ufshc) |
| dbg=`cat /sys/bus/platform/devices/$ufs_node/qcom/dbg_state` |
| |
| if [ -d $tracefs -a "$dbg" = 1 ]; then |
| mkdir $tracefs/instances/ufs |
| ufsevent=$tracefs/instances/ufs/set_event |
| |
| echo ufshcd_clk_gating > $ufsevent |
| echo ufshcd_clk_scaling >> $ufsevent |
| echo ufshcd_runtime_suspend >> $ufsevent |
| echo ufshcd_runtime_resume >> $ufsevent |
| echo ufshcd_system_suspend >> $ufsevent |
| echo ufshcd_system_resume >> $ufsevent |
| echo ufshcd_command >> $ufsevent |
| |
| # scsi |
| echo dispatch_cmd_start >> $ufsevent |
| echo scsi_dispatch_cmd_start >> $ufsevent |
| echo scsi_dispatch_cmd_error >> $ufsevent |
| echo scsi_dispatch_cmd_done >> $ufsevent |
| echo scsi_dispatch_cmd_timeout >> $ufsevent |
| |
| fi |
| |
| #MMC Trace event |
| mmc_node=$((ls /sys/bus/platform/devices/ | grep sdhc) | head -1) |
| dbg=`cat /sys/bus/platform/devices/$mmc_node/qcom/dbg_state` |
| |
| if [ -d $tracefs -a "$dbg" = 1 ]; then |
| #mmc |
| mkdir $tracefs/instances/mmc |
| mmcevent=$tracefs/instances/mmc/set_event |
| |
| echo mmc_request_start >> $mmcevent |
| echo mmc_request_done >> $mmcevent |
| |
| fi |
| |