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Date: Mon, 1 Mar 2021 21:12:14 -0600
From: Frank Rowand <frowand.list@...il.com>
To: Viresh Kumar <viresh.kumar@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Pantelis Antoniou <pantelis.antoniou@...sulko.com>,
Masahiro Yamada <masahiroy@...nel.org>
Cc: Vincent Guittot <vincent.guittot@...aro.org>,
Michal Marek <michal.lkml@...kovi.net>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
anmar.oueja@...aro.org, Bill Mills <bill.mills@...aro.org>,
David Gibson <david@...son.dropbear.id.au>,
devicetree@...r.kernel.org, linux-kbuild@...r.kernel.org,
Geert Uytterhoeven <geert@...ux-m68k.org>,
Michal Simek <michal.simek@...inx.com>,
Frank Rowand <frowand.list@...il.com>
Subject: Re: [PATCH V8 3/4] of: unittest: Create overlay_common.dtsi and
testcases_common.dtsi
Hi Viresh,
I commented on this patch in v7 after you had created v8. You acknowledged
that comment and said that it will be corrected.
-Frank
On 2/12/21 5:18 AM, Viresh Kumar wrote:
> In order to build-test the same unit-test files using fdtoverlay tool,
> move the device nodes from the existing overlay_base.dts and
> testcases_common.dts files to .dtsi counterparts. The .dts files now
> include the new .dtsi files, resulting in exactly the same behavior as
> earlier.
>
> The .dtsi files can now be reused for compile time tests using
> fdtoverlay (will be done by a later commit).
>
> This is required because the base files passed to fdtoverlay tool
> shouldn't be overlays themselves (i.e. shouldn't have the /plugin/;
> tag).
>
> Note that this commit also moves "testcase-device2" node to
> testcases.dts from tests-interrupts.dtsi, as this node has a deliberate
> error in it and is only relevant for runtime testing done with
> unittest.c.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> ---
> drivers/of/unittest-data/overlay_base.dts | 90 +-----------------
> drivers/of/unittest-data/overlay_common.dtsi | 91 +++++++++++++++++++
> drivers/of/unittest-data/testcases.dts | 18 ++--
> .../of/unittest-data/testcases_common.dtsi | 19 ++++
> .../of/unittest-data/tests-interrupts.dtsi | 7 --
> 5 files changed, 118 insertions(+), 107 deletions(-)
> create mode 100644 drivers/of/unittest-data/overlay_common.dtsi
> create mode 100644 drivers/of/unittest-data/testcases_common.dtsi
>
> diff --git a/drivers/of/unittest-data/overlay_base.dts b/drivers/of/unittest-data/overlay_base.dts
> index 99ab9d12d00b..ab9014589c5d 100644
> --- a/drivers/of/unittest-data/overlay_base.dts
> +++ b/drivers/of/unittest-data/overlay_base.dts
> @@ -2,92 +2,4 @@
> /dts-v1/;
> /plugin/;
>
> -/*
> - * Base device tree that overlays will be applied against.
> - *
> - * Do not add any properties in node "/".
> - * Do not add any nodes other than "/testcase-data-2" in node "/".
> - * Do not add anything that would result in dtc creating node "/__fixups__".
> - * dtc will create nodes "/__symbols__" and "/__local_fixups__".
> - */
> -
> -/ {
> - testcase-data-2 {
> - #address-cells = <1>;
> - #size-cells = <1>;
> -
> - electric_1: substation@100 {
> - compatible = "ot,big-volts-control";
> - reg = < 0x00000100 0x100 >;
> - status = "disabled";
> -
> - hvac_1: hvac-medium-1 {
> - compatible = "ot,hvac-medium";
> - heat-range = < 50 75 >;
> - cool-range = < 60 80 >;
> - };
> -
> - spin_ctrl_1: motor-1 {
> - compatible = "ot,ferris-wheel-motor";
> - spin = "clockwise";
> - rpm_avail = < 50 >;
> - };
> -
> - spin_ctrl_2: motor-8 {
> - compatible = "ot,roller-coaster-motor";
> - };
> - };
> -
> - rides_1: fairway-1 {
> - #address-cells = <1>;
> - #size-cells = <1>;
> - compatible = "ot,rides";
> - status = "disabled";
> - orientation = < 127 >;
> -
> - ride@100 {
> - #address-cells = <1>;
> - #size-cells = <1>;
> - compatible = "ot,roller-coaster";
> - reg = < 0x00000100 0x100 >;
> - hvac-provider = < &hvac_1 >;
> - hvac-thermostat = < 29 > ;
> - hvac-zones = < 14 >;
> - hvac-zone-names = "operator";
> - spin-controller = < &spin_ctrl_2 5 &spin_ctrl_2 7 >;
> - spin-controller-names = "track_1", "track_2";
> - queues = < 2 >;
> -
> - track@30 {
> - reg = < 0x00000030 0x10 >;
> - };
> -
> - track@40 {
> - reg = < 0x00000040 0x10 >;
> - };
> -
> - };
> - };
> -
> - lights_1: lights@...00 {
> - compatible = "ot,work-lights";
> - reg = < 0x00030000 0x1000 >;
> - status = "disabled";
> - };
> -
> - lights_2: lights@...00 {
> - compatible = "ot,show-lights";
> - reg = < 0x00040000 0x1000 >;
> - status = "disabled";
> - rate = < 13 138 >;
> - };
> -
> - retail_1: vending@...00 {
> - reg = < 0x00050000 0x1000 >;
> - compatible = "ot,tickets";
> - status = "disabled";
> - };
> -
> - };
> -};
> -
> +#include "overlay_common.dtsi"
> diff --git a/drivers/of/unittest-data/overlay_common.dtsi b/drivers/of/unittest-data/overlay_common.dtsi
> new file mode 100644
> index 000000000000..08874a72556e
> --- /dev/null
> +++ b/drivers/of/unittest-data/overlay_common.dtsi
> @@ -0,0 +1,91 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +/*
> + * Base device tree that overlays will be applied against.
> + *
> + * Do not add any properties in node "/".
> + * Do not add any nodes other than "/testcase-data-2" in node "/".
> + * Do not add anything that would result in dtc creating node "/__fixups__".
> + * dtc will create nodes "/__symbols__" and "/__local_fixups__".
> + */
> +
> +/ {
> + testcase-data-2 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + electric_1: substation@100 {
> + compatible = "ot,big-volts-control";
> + reg = < 0x00000100 0x100 >;
> + status = "disabled";
> +
> + hvac_1: hvac-medium-1 {
> + compatible = "ot,hvac-medium";
> + heat-range = < 50 75 >;
> + cool-range = < 60 80 >;
> + };
> +
> + spin_ctrl_1: motor-1 {
> + compatible = "ot,ferris-wheel-motor";
> + spin = "clockwise";
> + rpm_avail = < 50 >;
> + };
> +
> + spin_ctrl_2: motor-8 {
> + compatible = "ot,roller-coaster-motor";
> + };
> + };
> +
> + rides_1: fairway-1 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "ot,rides";
> + status = "disabled";
> + orientation = < 127 >;
> +
> + ride@100 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "ot,roller-coaster";
> + reg = < 0x00000100 0x100 >;
> + hvac-provider = < &hvac_1 >;
> + hvac-thermostat = < 29 > ;
> + hvac-zones = < 14 >;
> + hvac-zone-names = "operator";
> + spin-controller = < &spin_ctrl_2 5 &spin_ctrl_2 7 >;
> + spin-controller-names = "track_1", "track_2";
> + queues = < 2 >;
> +
> + track@30 {
> + reg = < 0x00000030 0x10 >;
> + };
> +
> + track@40 {
> + reg = < 0x00000040 0x10 >;
> + };
> +
> + };
> + };
> +
> + lights_1: lights@...00 {
> + compatible = "ot,work-lights";
> + reg = < 0x00030000 0x1000 >;
> + status = "disabled";
> + };
> +
> + lights_2: lights@...00 {
> + compatible = "ot,show-lights";
> + reg = < 0x00040000 0x1000 >;
> + status = "disabled";
> + rate = < 13 138 >;
> + };
> +
> + retail_1: vending@...00 {
> + reg = < 0x00050000 0x1000 >;
> + compatible = "ot,tickets";
> + status = "disabled";
> + };
> +
> + };
> +};
> +
> diff --git a/drivers/of/unittest-data/testcases.dts b/drivers/of/unittest-data/testcases.dts
> index a85b5e1c381a..04b9e7bb30d9 100644
> --- a/drivers/of/unittest-data/testcases.dts
> +++ b/drivers/of/unittest-data/testcases.dts
> @@ -2,19 +2,15 @@
> /dts-v1/;
> /plugin/;
>
> +#include "testcases_common.dtsi"
> +
> / {
> testcase-data {
> - changeset {
> - prop-update = "hello";
> - prop-remove = "world";
> - node-remove {
> - };
> + testcase-device2 {
> + compatible = "testcase-device";
> + interrupt-parent = <&test_intc2>;
> + interrupts = <1>; /* invalid specifier - too short */
> };
> };
> +
> };
> -#include "tests-phandle.dtsi"
> -#include "tests-interrupts.dtsi"
> -#include "tests-match.dtsi"
> -#include "tests-address.dtsi"
> -#include "tests-platform.dtsi"
> -#include "tests-overlay.dtsi"
> diff --git a/drivers/of/unittest-data/testcases_common.dtsi b/drivers/of/unittest-data/testcases_common.dtsi
> new file mode 100644
> index 000000000000..19292bbb4cbb
> --- /dev/null
> +++ b/drivers/of/unittest-data/testcases_common.dtsi
> @@ -0,0 +1,19 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +/ {
> + testcase-data {
> + changeset {
> + prop-update = "hello";
> + prop-remove = "world";
> + node-remove {
> + };
> + };
> + };
> +};
> +
> +#include "tests-phandle.dtsi"
> +#include "tests-interrupts.dtsi"
> +#include "tests-match.dtsi"
> +#include "tests-address.dtsi"
> +#include "tests-platform.dtsi"
> +#include "tests-overlay.dtsi"
> diff --git a/drivers/of/unittest-data/tests-interrupts.dtsi b/drivers/of/unittest-data/tests-interrupts.dtsi
> index ec175e800725..0e5914611107 100644
> --- a/drivers/of/unittest-data/tests-interrupts.dtsi
> +++ b/drivers/of/unittest-data/tests-interrupts.dtsi
> @@ -61,12 +61,5 @@ testcase-device1 {
> interrupt-parent = <&test_intc0>;
> interrupts = <1>;
> };
> -
> - testcase-device2 {
> - compatible = "testcase-device";
> - interrupt-parent = <&test_intc2>;
> - interrupts = <1>; /* invalid specifier - too short */
> - };
> };
> -
> };
>
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