Video.qclinux.main

overlay/build-package.sh

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+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0-only
+set -e
+
+# Determine script location and project structure
+SCRIPT_PATH="$(realpath "$0")"
+SCRIPT_DIR="$(dirname "$SCRIPT_PATH")"
+
+# Check if we're running from overlay directory or video-driver root
+if [[ "$SCRIPT_DIR" == */overlay ]]; then
+    # Running from overlay directory
+    OVERLAY_DIR="$SCRIPT_DIR"
+    VIDEO_DRIVER_ROOT="$(dirname "$OVERLAY_DIR")"
+else
+    # Running from video-driver root directory
+    VIDEO_DRIVER_ROOT="$SCRIPT_DIR"
+    OVERLAY_DIR="$VIDEO_DRIVER_ROOT/overlay"
+fi
+
+BUILD_OUTPUT="$OVERLAY_DIR/build"
+
+echo "Building DKMS package for video-driver..."
+echo "Script location: $SCRIPT_DIR"
+echo "Overlay directory: $OVERLAY_DIR"
+echo "Video driver root: $VIDEO_DRIVER_ROOT"
+
+# Create output directory
+mkdir -p "$BUILD_OUTPUT"
+
+# Execute build in video-driver root directory
+cd "$VIDEO_DRIVER_ROOT"
+
+echo "Preparing build environment..."
+
+# Clean up any previous build artifacts first
+echo "Cleaning up any previous build artifacts..."
+rm -rf debian dkms.conf scripts 2>/dev/null || true
+
+# Check if we need to copy files (avoid copying to same location)
+if [ "$PWD" != "$OVERLAY_DIR" ]; then
+    # Temporarily copy overlay files to root directory (cleanup after build)
+    echo "Copying debian configuration files..."
+    cp -r "$OVERLAY_DIR/debian" ./
+    cp "$OVERLAY_DIR/dkms.conf" ./
+
+    # Copy scripts directory to root directory
+    echo "Copying build scripts..."
+    cp -r "$OVERLAY_DIR/scripts" ./
+else
+    echo "Already in overlay directory, skipping file copy..."
+fi
+
+# Set script execution permissions
+chmod +x scripts/*.sh
+chmod +x debian/rules
+
+echo "Building debian package..."
+# Build debian package
+dpkg-buildpackage -us -uc -b
+
+echo "Moving build artifacts..."
+# Move all generated package files and build artifacts to overlay/build
+mv ../video-driver-dkms_* "$BUILD_OUTPUT/" 2>/dev/null || true
+
+echo "Cleaning up temporary files..."
+# Clean up temporary files
+rm -rf debian dkms.conf scripts
+rm -f ../video-driver-dkms_* 2>/dev/null || true
+
+echo "Build completed successfully!"
+echo "Package available in: $BUILD_OUTPUT"
+ls -la "$BUILD_OUTPUT"

overlay/cleanup.sh

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+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0-only
+
+# Video Driver DKMS cleanup and uninstall script
+
+set -e
+
+SCRIPT_DIR="$(dirname "$0")"
+PACKAGE_NAME="video-driver"
+PACKAGE_VERSION="1.0.0"
+
+show_help() {
+    cat << EOF
+Video Driver DKMS Cleanup and Uninstall Tool
+
+Usage: $0 [OPTIONS]
+
+OPTIONS:
+    --clean-build       Clean build artifacts (overlay/build directory)
+    --uninstall-dkms    Uninstall DKMS package and modules
+    --clean-all         Perform complete cleanup (build artifacts + DKMS uninstall)
+    --status            Show current DKMS status
+    --help              Show this help message
+
+EXAMPLES:
+    $0 --clean-build        # Clean build artifacts only
+    $0 --uninstall-dkms     # Uninstall DKMS only
+    $0 --clean-all          # Complete cleanup
+    $0 --status             # Show status
+
+EOF
+}
+
+# Clean build artifacts
+clean_build() {
+    echo "Cleaning build artifacts..."
+
+    # Clean overlay/build directory
+    if [ -d "$SCRIPT_DIR/build" ]; then
+        echo "Removing $SCRIPT_DIR/build directory..."
+        rm -rf "$SCRIPT_DIR/build"
+        echo "Build artifacts cleanup completed"
+    else
+        echo "No build artifacts directory found"
+    fi
+
+    # Clean possible temporary files in root directory
+    cd "$(dirname "$SCRIPT_DIR")"
+    echo "Checking root directory temporary files..."
+
+    if [ -d "debian" ]; then
+        echo "Removing temporary debian/ directory..."
+        rm -rf debian
+    fi
+
+    if [ -f "dkms.conf" ]; then
+        echo "Removing temporary dkms.conf file..."
+        rm -f dkms.conf
+    fi
+
+    if [ -d "scripts" ]; then
+        echo "Removing temporary scripts/ directory..."
+        rm -rf scripts
+    fi
+
+    # Clean compilation artifacts
+    echo "Cleaning compilation artifacts..."
+    make clean 2>/dev/null || true
+    find . -name "*.ko" -delete 2>/dev/null || true
+    find . -name "*.mod" -delete 2>/dev/null || true
+    find . -name "*.mod.c" -delete 2>/dev/null || true
+    find . -name "*.mod.o" -delete 2>/dev/null || true
+    find . -name "*.o" -delete 2>/dev/null || true
+    find . -name ".*.cmd" -delete 2>/dev/null || true
+    rm -rf .tmp_versions 2>/dev/null || true
+    rm -f Module.symvers modules.order 2>/dev/null || true
+
+    echo "Build artifacts cleanup completed"
+}
+
+# Uninstall DKMS package
+uninstall_dkms() {
+    echo "Uninstalling DKMS package and modules..."
+
+    # Check if DKMS package is installed
+    if dpkg -l | grep -q "video-driver-dkms"; then
+        echo "Found installed video-driver-dkms package, uninstalling..."
+
+        # Uninstall debian package
+        sudo dpkg -r video-driver-dkms || true
+
+        echo "Debian package uninstall completed"
+    else
+        echo "No installed video-driver-dkms package found"
+    fi
+
+    # Check DKMS status and cleanup
+    if command -v dkms >/dev/null 2>&1; then
+        echo "Checking DKMS status..."
+
+        # Show current status
+        sudo dkms status | grep "$PACKAGE_NAME" || echo "No DKMS modules found"
+
+        # Try to remove all versions of the module
+        for version in $(sudo dkms status | grep "$PACKAGE_NAME" | \
+                        cut -d',' -f2 | cut -d':' -f1 | sort -u); do
+            echo "Removing DKMS module: $PACKAGE_NAME/$version"
+            sudo dkms remove "$PACKAGE_NAME/$version" --all || true
+        done
+
+        # Clean source directory
+        if [ -d "/usr/src/$PACKAGE_NAME-$PACKAGE_VERSION" ]; then
+            echo "Removing source directory: /usr/src/$PACKAGE_NAME-$PACKAGE_VERSION"
+            sudo rm -rf "/usr/src/$PACKAGE_NAME-$PACKAGE_VERSION"
+        fi
+
+        # Unload module (if loaded)
+        echo "Checking and unloading loaded modules..."
+        if lsmod | grep -q "^video "; then
+            echo "Unloading video module..."
+            sudo rmmod video || true
+        fi
+
+        # Update module dependencies
+        echo "Updating module dependencies..."
+        sudo depmod -a
+
+        echo "DKMS cleanup completed"
+    else
+        echo "DKMS not installed, skipping DKMS cleanup"
+    fi
+}
+
+# Show status
+show_status() {
+    echo "=== Video Driver DKMS Status ==="
+    echo
+
+    # Check debian package status
+    echo "Debian package status:"
+    if dpkg -l | grep -q "video-driver-dkms"; then
+        dpkg -l | grep "video-driver-dkms"
+    else
+        echo "  video-driver-dkms package not installed"
+    fi
+    echo
+
+    # Check DKMS status
+    if command -v dkms >/dev/null 2>&1; then
+        echo "DKMS status:"
+        sudo dkms status | grep "$PACKAGE_NAME" || echo "  No DKMS modules found"
+    else
+        echo "DKMS not installed"
+    fi
+    echo
+
+    # Check module load status
+    echo "Module load status:"
+    if lsmod | grep -q "^video "; then
+        lsmod | grep "^video "
+    else
+        echo "  video module not loaded"
+    fi
+    echo
+
+    # Check source directory
+    echo "Source directory:"
+    if [ -d "/usr/src/$PACKAGE_NAME-$PACKAGE_VERSION" ]; then
+        echo "  /usr/src/$PACKAGE_NAME-$PACKAGE_VERSION exists"
+        ls -la "/usr/src/$PACKAGE_NAME-$PACKAGE_VERSION" | head -5
+    else
+        echo "  /usr/src/$PACKAGE_NAME-$PACKAGE_VERSION does not exist"
+    fi
+    echo
+
+    # Check build artifacts
+    echo "Build artifacts:"
+    if [ -d "$SCRIPT_DIR/build" ]; then
+        echo "  $SCRIPT_DIR/build exists"
+        ls -la "$SCRIPT_DIR/build"
+    else
+        echo "  $SCRIPT_DIR/build does not exist"
+    fi
+}
+
+# Complete cleanup
+clean_all() {
+    echo "Performing complete cleanup..."
+    uninstall_dkms
+    clean_build
+    echo "Complete cleanup finished"
+}
+
+# Main function
+main() {
+    if [ $# -eq 0 ]; then
+        show_help
+        exit 1
+    fi
+
+    case "$1" in
+        --clean-build)
+            clean_build
+            ;;
+        --uninstall-dkms)
+            uninstall_dkms
+            ;;
+        --clean-all)
+            clean_all
+            ;;
+        --status)
+            show_status
+            ;;
+        --help)
+            show_help
+            ;;
+        *)
+            echo "Unknown option: $1"
+            show_help
+            exit 1
+            ;;
+    esac
+}
+
+main "$@"

overlay/debian/changelog

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+# SPDX-License-Identifier: GPL-2.0-only
+
+video-driver (1.0.0-1) unstable; urgency=medium
+
+  * Initial DKMS package for MSM VIDC driver
+  * Support for multiple platforms via device tree detection
+  * Automatic platform configuration based on compatible string
+  * Cross-compilation support for ARM64 platforms
+  * Platforms supported: hamoa, lemans
+  * Auto-detection of platform from device tree compatible string
+  * Unified cross-compilation environment for all platforms
+  * Complete build isolation in overlay directory
+  * Fixed: Proper handling of multiple compatible strings in device tree
+
+ -- Renjiang Han <renjiang@qti.qualcomm.com>  Tue, 28 Jan 2026 15:10:00 +0800

overlay/debian/control

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+# SPDX-License-Identifier: GPL-2.0-only
+
+Source: video-driver
+Section: kernel
+Priority: optional
+Maintainer: Renjiang Han <renjiang@qti.qualcomm.com>
+Build-Depends: debhelper-compat (= 13), dkms
+Standards-Version: 4.6.2
+Homepage: https://github.com/qualcomm-linux/video-driver
+
+Package: video-driver-dkms
+Architecture: all
+Depends: dkms (>= 2.6), kmod, ${misc:Depends}
+Conflicts: qcom-iris-dkms
+Description: DKMS package for MSM VIDC driver (out-of-tree)
+ This package installs source for the 'video' kernel module and builds
+ it via DKMS on the target machine using /lib/modules/${kernelver}/build.
+ .
+ DKMS packaging for MSM VIDC driver (out-of-tree).
+ Build occurs on install via /lib/modules/${kernelver}/build.
+ .
+ The driver supports multiple platforms and automatically detects the
+ platform from device tree compatible string to enable appropriate
+ configuration macros.
+ .
+ Supported platforms: hamoa, lemans.

overlay/debian/copyright

@@ -0,0 +1,24 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Upstream-Name: video-driver
+Source: https://github.com/qualcomm-linux/video-driver
+
+Files: *
+Copyright: Qualcomm Technologies, Inc. and/or its subsidiaries.
+License: GPL-2.0-only
+ This package is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+ .
+ This package is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+ .
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>
+ .
+ On Debian systems, the complete text of the GNU General
+ Public License version 2 can be found in "/usr/share/common-licenses/GPL-2".