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Fri, 23 Jan 2026 01:46:23 -0800 (PST) Received: from toster.lan ([185.228.162.246]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-435b1c01783sm5602029f8f.3.2026.01.23.01.46.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jan 2026 01:46:23 -0800 (PST) From: Shoudi Li X-Google-Original-From: Shoudi Li To: openembedded-devel@lists.openembedded.org Cc: Jose Quaresma , Shoudi Li Subject: [oe][meta-oe][PATCH] android-tools-conf-configfs: handle multiple UDC controllers Date: Fri, 23 Jan 2026 09:46:04 +0000 Message-ID: <20260123094603.2835-2-shoudil@qti.qualcomm.com> X-Mailer: git-send-email 2.52.0 MIME-Version: 1.0 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Fri, 23 Jan 2026 09:46:27 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/123778 From: Shoudi Li For the boards with multiple UDC ports, adb funtion will be impacted due to below error. ls /sys/class/udc/ > /sys/kernel/config/usb_gadget/adb/UDC ls: write error: Device or resource busy Signed-off-by: Shoudi Li --- .../android-tools-conf-configfs/android-gadget-start | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/meta-oe/dynamic-layers/selinux/recipes-devtool/android-tools/android-tools-conf-configfs/android-gadget-start b/meta-oe/dynamic-layers/selinux/recipes-devtool/android-tools/android-tools-conf-configfs/android-gadget-start index ca6c3df275..76b5e29624 100644 --- a/meta-oe/dynamic-layers/selinux/recipes-devtool/android-tools/android-tools-conf-configfs/android-gadget-start +++ b/meta-oe/dynamic-layers/selinux/recipes-devtool/android-tools/android-tools-conf-configfs/android-gadget-start @@ -2,6 +2,8 @@ set -e -sleep 3 +sleep 10 -ls /sys/class/udc/ > /sys/kernel/config/usb_gadget/adb/UDC +ls /sys/class/udc/ | head -n 1 | xargs echo -n > /sys/kernel/config/usb_gadget/adb/UDC + +echo "Setting UDC $(ls /sys/class/udc/ | head -n 1) for USB ADB Gadget usage"