ARM: tegra: Add WiFi/BT support for ASUS TF701T

.github/workflows/QA.yml

@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+name: Quality assurance
+on: [pull_request]
+jobs:
+  checkpatch:
+    name: checkpatch
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 150
+      - name: Run checkpatch review
+        uses: webispy/checkpatch-action@master
+        env:
+          CHECKPATCH_COMMAND: checkpatch.pl --no-tree --strict
+
+  yamllint:
+    name: yamllint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 150
+      - name: Install yamllint
+        run: |
+          sudo apt-get -qq update > /dev/null
+          sudo apt-get -qq install python3-pip > /dev/null
+          pip install yamllint
+
+      - id: files
+        uses: jitterbit/get-changed-files@v1
+      - name: Run yamllint review
+        run: |
+          YAMLS="${{ steps.files.outputs.added_modified }}"
+          touch out.txt
+          for item in ${YAMLS}; do
+            if [[ "${item}" != **/*yaml ]]; then
+              continue
+            fi
+            yamllint -d "{rules: {line-length: {level: warning, max: 100}}}" \
+                     -f github ${item}
+            yamllint -d "{rules: {line-length: {level: warning, max: 100}}}" \
+                     -f standard ${item} >> out.txt
+          done
+          cat out.txt
+
+  dt-doc-validate:
+    name: dt-doc-validate
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 150
+      - name: Install dt-schema
+        run: |
+          sudo apt-get -qq update > /dev/null
+          sudo apt-get -qq install python3-pip > /dev/null
+          pip install git+https://github.com/devicetree-org/dt-schema.git@master
+
+      - id: files
+        uses: jitterbit/get-changed-files@v1
+      - name: Run dt-doc-validate review
+        run: |
+          YAMLS="${{ steps.files.outputs.added_modified }}"
+          for item in ${YAMLS}; do
+            if [[ "${item}" != **/*yaml ]]; then
+              continue
+            fi
+            # remove warning about URL
+            dt-doc-validate "${item}" #2>&1 | grep -v \
+              #"\$id: relative path/filename doesn't match actual path or filename\|expected:.*yaml#"
+          done

.github/workflows/build.yml

@@ -0,0 +1,156 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+name: Build
+
+env:
+  KERNEL_NAME: grate
+  KBUILD_DEFCONFIG: tegra_defconfig
+  CROSS_COMPILE: arm-linux-gnueabihf- # build for armv7
+  ARCH_SPEC_PKGS: crossbuild-essential-armhf
+  ARCH: arm # build for armv7
+  SCCACHE_CACHE_SIZE: 2G
+  SCCACHE_DIR: /home/runner/.cache/sccache
+  BUILD_PATH: /home/runner/.cache/tuxmake/builds/1
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        config: ['tegra_defconfig', 'grate_defconfig']
+        option: ['default'] # , 'thumb2'] # FIXME after action-automatic-releases gets fixed https://github.com/marvinpinto/actions/issues/19
+        cc: [gcc, clang]
+        include:
+          - config: 'tegra_defconfig'
+            additional_params: ''
+          - config: 'grate_defconfig'
+            additional_params: '-K pmos.config'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install sccache
+        env:
+          LINK: https://github.com/mozilla/sccache/releases/download
+          SCCACHE_VERSION: 0.2.15
+        run: |
+          export SCCACHE_FILE=sccache-v$SCCACHE_VERSION-x86_64-unknown-linux-musl
+          mkdir -p $HOME/.local/bin
+          curl -L "$LINK/v$SCCACHE_VERSION/$SCCACHE_FILE.tar.gz" | tar xz
+          mv -f $SCCACHE_FILE/sccache $HOME/.local/bin/sccache
+          chmod +x $HOME/.local/bin/sccache
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+      - name: Enable cache
+        uses: actions/cache@v2
+        continue-on-error: false
+        with:
+          path: ${{ env.SCCACHE_DIR }}
+          key: ${{ env.KERNEL_NAME }}-${{ matrix.config }}-${{ matrix.option }}-${{ matrix.cc }}
+      - name: Start sccache server
+        run: sccache --start-server
+      - name: Install dependencies
+        run: |
+          sudo apt-get -qq update > /dev/null
+          sudo apt-get -qq install -y --no-install-recommends -o=Dpkg::Use-Pty=0 ${{ env.ARCH_SPEC_PKGS }} git build-essential binutils-multiarch device-tree-compiler fakeroot libncurses5-dev libssl-dev bison flex libelf-dev dwarves python3-pip socat > /dev/null
+          pip3 install -U --user tuxmake
+      - name: Build
+        run: |
+          if [ "${{ matrix.option }}" = "thumb2" ]; then
+            export TUXMAKE_KCONFIG_OPTS="-K CONFIG_THUMB2_KERNEL=y"
+          fi
+          tuxmake --directory ./ -w sccache --target-arch=arm -k ${{ matrix.config }} ${{ matrix.additional_params }} ${TUXMAKE_KCONFIG_OPTS} | sed "s|^/home/runner/work/linux/linux/|::error::|"
+          export ERRS=`grep "errors" "${BUILD_PATH}"/metadata.json | cut -d":" -f2 | tr -d " ,"`
+          export WARNS=`grep "warnings" "${BUILD_PATH}"/metadata.json | cut -d":" -f2 | tr -d " ,"`
+          RET=0
+          if [ "$ERRS" -gt 0 ]; then
+            echo "::error::Compilation failed due to $ERRS errors, please fix them."
+            RET=1
+          fi
+          if [ "$WARNS" -gt 0 ]; then
+            echo "::error::$WARNS warnings found, please fix them."
+            RET=1
+          fi
+          if [ $RET -eq 1 ]; then
+            exit 1
+          fi
+          mv /home/runner/.cache/tuxmake/builds/1/vmlinux.xz ./debug-vmlinux.xz
+          tar -cf linux-grate-${{ matrix.config }}-${{ matrix.cc }}.tar -C /home/runner/.cache/tuxmake/builds/1 .
+      - name: Stop sccache server
+        run: sccache --stop-server || true
+      - uses: "marvinpinto/action-automatic-releases@latest"
+        if: ${{!startsWith(github.ref, 'refs/pull')}}
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          automatic_release_tag: "${{ env.KERNEL_NAME }}-${{ matrix.config }}-${{ matrix.option }}-${{ matrix.cc }}"
+          prerelease: true
+          title: "Binary of ${{ matrix.config }} + ${{ matrix.option }} build with ${{ matrix.cc }}"
+          files: |
+            *.tar
+            *.xz
+  dtbs:
+    strategy:
+      fail-fast: false
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          sudo apt-get -qq update > /dev/null
+          sudo apt-get -qq install -y --no-install-recommends -o=Dpkg::Use-Pty=0 ${{ env.ARCH_SPEC_PKGS }} libyaml-dev git build-essential binutils-multiarch device-tree-compiler fakeroot libncurses5-dev libssl-dev bison flex libelf-dev dwarves python3-pip socat > /dev/null
+          pip3 install -U --user git+https://github.com/devicetree-org/dt-schema.git@master
+      - name: Build
+        run: |
+          make grate_defconfig # verify against grate instead KBUILD_DEFCONFIG, since tegra builds lot of non-required stuff
+          status=0
+          make -j3 dtbs || echo "dtbs " > status
+          make -j3 dtbs_check 2> warn.log || echo "dtbs_check" > status
+
+      - name: Evaluate warnings
+        run: |
+          warn=$(wc -l warn.log| cut -f1 -d" ")
+          if [ "$warn" -gt "0" ]; then
+            cat warn.log
+            echo "::warning :: $warn warnings"
+          fi
+
+      - name: Evaluate critical warnings
+        run: |
+          grep -v "failed to match any schema with compatible:" warn.log > warn_crit.log || exit 0
+          warn_crit=$(wc -l warn_crit.log| cut -f1 -d" ")
+          if [ "$warn_crit" -gt "0" ]; then
+            cat warn_crit.log
+            echo "::warning :: $warn_crit critical warnings"
+          fi
+          exit 1
+      - name: Evaluate success
+        run: |
+          if [ -f status ]; then
+            echo ":: failed on: "
+            cat status
+            exit 1
+          fi
+
+  dt_bindings_check:
+    strategy:
+      fail-fast: false
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          sudo apt-get -qq update > /dev/null
+          sudo apt-get -qq install -y --no-install-recommends -o=Dpkg::Use-Pty=0 ${{ env.ARCH_SPEC_PKGS }} libyaml-dev git build-essential binutils-multiarch device-tree-compiler fakeroot libncurses5-dev libssl-dev bison flex libelf-dev dwarves python3-pip socat > /dev/null
+          pip3 install -U --user git+https://github.com/devicetree-org/dt-schema.git@master
+      - name: Build
+        run: |
+          make -j8 dt_binding_check 2> >(tee warn.log >&2) > /dev/null
+      - name: Evaluate warnings
+        run: |
+          warn=$(wc -l warn.log| cut -f1 -d" ")
+          if [ "$warn" -gt "0" ]; then
+            cat warn.log
+            echo "::warning :: $warn warnings"
+          fi

.gitignore

@@ -37,6 +37,7 @@
 *.o
 *.o.*
 *.patch
+*.rmeta
 *.s
 *.so
 *.so.dbg
@@ -96,6 +97,7 @@ modules.order
 !.gitattributes
 !.gitignore
 !.mailmap
+!.rustfmt.toml
 
 #
 # Generated include files
@@ -161,3 +163,6 @@ x509.genkey
 
 # Documentation toolchain
 sphinx_*/
+
+# Rust analyzer configuration
+/rust-project.json

.mailmap

@@ -100,6 +100,7 @@ Douglas Gilbert <[email protected]>
 Ed L. Cashin <[email protected]>
 Erik Kaneda <[email protected]> <[email protected]>
 Evgeniy Polyakov <[email protected]>
+Ezequiel Garcia <[email protected]> <[email protected]>
 Felipe W Damasio <[email protected]>
 Felix Kuhling <[email protected]>
 Felix Moeller <[email protected]>
@@ -278,6 +279,7 @@ Nicolas Pitre <[email protected]> <[email protected]>
 Nicolas Pitre <[email protected]> <[email protected]>
 Nicolas Saenz Julienne <[email protected]> <[email protected]>
 Nicolas Saenz Julienne <[email protected]> <[email protected]>
+Niklas Söderlund <[email protected]>
 Oleksij Rempel <[email protected]> <[email protected]>
 Oleksij Rempel <[email protected]> <[email protected]>
 Oleksij Rempel <[email protected]> <[email protected]>

.rustfmt.toml

@@ -0,0 +1,12 @@
+edition = "2018"
+newline_style = "Unix"
+
+# Unstable options that help catching some mistakes in formatting and that we may want to enable
+# when they become stable.
+#
+# They are kept here since they are useful to run from time to time.
+#format_code_in_doc_comments = true
+#reorder_impl_items = true
+#comment_width = 100
+#wrap_comments = true
+#normalize_comments = true

Documentation/ABI/obsolete/o2cb

@@ -0,0 +1,11 @@
+What:		/sys/o2cb
+Date:		Dec 2005
+KernelVersion:	2.6.16
+Contact:	[email protected]
+Description:	Ocfs2-tools looks at 'interface-revision' for versioning
+		information. Each logmask/ file controls a set of debug prints
+		and can be written into with the strings "allow", "deny", or
+		"off". Reading the file returns the current state.
+		Was renamed to /sys/fs/u2cb/
+Users:		ocfs2-tools. It's sufficient to mail proposed changes to
+		[email protected].

Documentation/ABI/obsolete/sysfs-bus-iio

@@ -6,6 +6,7 @@ Description:
 
 		Since Kernel 5.11, multiple buffers are supported.
 		so, it is better to use, instead:
+
 			/sys/bus/iio/devices/iio:deviceX/bufferY/length
 
 What:		/sys/bus/iio/devices/iio:deviceX/buffer/enable
@@ -17,6 +18,7 @@ Description:
 
 		Since Kernel 5.11, multiple buffers are supported.
 		so, it is better to use, instead:
+
 			/sys/bus/iio/devices/iio:deviceX/bufferY/enable
 
 What:		/sys/bus/iio/devices/iio:deviceX/scan_elements
@@ -165,6 +167,7 @@ Description:
 
 		Since Kernel 5.11, multiple buffers are supported.
 		so, it is better to use, instead:
+
 			/sys/bus/iio/devices/iio:deviceX/bufferY/watermark
 
 What:		/sys/bus/iio/devices/iio:deviceX/buffer/data_available
@@ -179,4 +182,5 @@ Description:
 
 		Since Kernel 5.11, multiple buffers are supported.
 		so, it is better to use, instead:
+
 			/sys/bus/iio/devices/iio:deviceX/bufferY/data_available

Documentation/ABI/stable/o2cb

@@ -1,4 +1,4 @@
-What:		/sys/fs/o2cb/ (was /sys/o2cb)
+What:		/sys/fs/o2cb/
 Date:		Dec 2005
 KernelVersion:	2.6.16
 Contact:	[email protected]