diff options
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351-cpu-method.txt (renamed from Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351-cpu-method) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351.txt (renamed from Documentation/devicetree/bindings/arm/bcm/bcm11351.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,bcm21664.txt (renamed from Documentation/devicetree/bindings/arm/bcm/bcm21664.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt (renamed from Documentation/devicetree/bindings/arm/bcm2835.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,bcm4708.txt (renamed from Documentation/devicetree/bindings/arm/bcm4708.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,bcm63138.txt (renamed from Documentation/devicetree/bindings/arm/bcm/bcm63138.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,brcmstb.txt (renamed from Documentation/devicetree/bindings/arm/brcm-brcmstb.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/brcm,cygnus.txt (renamed from Documentation/devicetree/bindings/arm/bcm/cygnus.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/bus/brcm,bus-axi.txt (renamed from Documentation/devicetree/bindings/bus/bcma.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/clock/brcm,kona-ccu.txt (renamed from Documentation/devicetree/bindings/clock/bcm-kona-clock.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt (renamed from Documentation/devicetree/bindings/dma/bcm2835-dma.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/gpio/brcm,kona-gpio.txt (renamed from Documentation/devicetree/bindings/gpio/gpio-bcm-kona.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/i2c/brcm,kona-i2c.txt (renamed from Documentation/devicetree/bindings/i2c/i2c-bcm-kona.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/mfd/brcm,bcm59056.txt (renamed from Documentation/devicetree/bindings/mfd/bcm590xx.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/mips/brcm/brcm,bcm3384-intc.txt (renamed from Documentation/devicetree/bindings/mips/brcm/bcm3384-intc.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt (renamed from Documentation/devicetree/bindings/mips/brcm/bmips.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/mips/brcm/brcm,cm-dsl.txt (renamed from Documentation/devicetree/bindings/mips/brcm/cm-dsl.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/misc/brcm,kona-smc.txt (renamed from Documentation/devicetree/bindings/misc/smc.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/brcm,kona-sdhci.txt (renamed from Documentation/devicetree/bindings/mmc/kona-sdhci.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/net/brcm,bcm7445-switch-v4.0.txt (renamed from Documentation/devicetree/bindings/net/broadcom-sf2.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/net/brcm,bcmgenet.txt (renamed from Documentation/devicetree/bindings/net/broadcom-bcmgenet.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/net/brcm,systemport.txt (renamed from Documentation/devicetree/bindings/net/broadcom-systemport.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/net/brcm,unimac-mdio.txt (renamed from Documentation/devicetree/bindings/net/broadcom-mdio-unimac.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/phy/brcm,kona-usb2-phy.txt (renamed from Documentation/devicetree/bindings/phy/bcm-phy.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/pwm/brcm,kona-pwm.txt (renamed from Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/reset/brcm,bcm21664-resetmgr.txt (renamed from Documentation/devicetree/bindings/arm/bcm/kona-resetmgr.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt (renamed from Documentation/devicetree/bindings/serial/bcm63xx-uart.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt (renamed from Documentation/devicetree/bindings/sound/bcm2835-i2s.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/timer/brcm,kona-timer.txt (renamed from Documentation/devicetree/bindings/arm/bcm/kona-timer.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/unittest.txt | 44 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/usb/brcm,bcm3384-usb.txt (renamed from Documentation/devicetree/bindings/mips/brcm/usb.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/brcm,kona-wdt.txt (renamed from Documentation/devicetree/bindings/arm/bcm/kona-wdt.txt) | 0 | ||||
| -rw-r--r-- | Documentation/devicetree/of_unittest.txt (renamed from Documentation/devicetree/of_selftest.txt) | 28 | ||||
| -rw-r--r-- | MAINTAINERS | 9 | ||||
| -rw-r--r-- | drivers/coresight/of_coresight.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/imx/imx-drm-core.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_kms.c | 15 | ||||
| -rw-r--r-- | drivers/media/platform/am437x/am437x-vpfe.c | 1 | ||||
| -rw-r--r-- | drivers/media/platform/soc_camera/soc_camera.c | 3 | ||||
| -rw-r--r-- | drivers/of/Makefile | 5 | ||||
| -rw-r--r-- | drivers/of/base.c | 41 | ||||
| -rw-r--r-- | drivers/of/unittest-data/.gitignore | 2 | ||||
| -rw-r--r-- | drivers/of/unittest-data/Makefile | 7 | ||||
| -rw-r--r-- | drivers/of/unittest-data/tests-overlay.dtsi | 108 | ||||
| -rw-r--r-- | drivers/of/unittest.c | 708 | ||||
| -rw-r--r-- | drivers/video/fbdev/omap2/dss/omapdss-boot-init.c | 7 | ||||
| -rw-r--r-- | include/linux/of_graph.h | 20 |
47 files changed, 528 insertions, 494 deletions
diff --git a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351-cpu-method b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351-cpu-method.txt index 8240c023e202..8240c023e202 100644 --- a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351-cpu-method +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351-cpu-method.txt diff --git a/Documentation/devicetree/bindings/arm/bcm/bcm11351.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351.txt index 0ff6560e6094..0ff6560e6094 100644 --- a/Documentation/devicetree/bindings/arm/bcm/bcm11351.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm11351.txt diff --git a/Documentation/devicetree/bindings/arm/bcm/bcm21664.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm21664.txt index e0774255e1a6..e0774255e1a6 100644 --- a/Documentation/devicetree/bindings/arm/bcm/bcm21664.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm21664.txt diff --git a/Documentation/devicetree/bindings/arm/bcm2835.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt index ac683480c486..ac683480c486 100644 --- a/Documentation/devicetree/bindings/arm/bcm2835.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt diff --git a/Documentation/devicetree/bindings/arm/bcm4708.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm4708.txt index 6b0f49f6f499..6b0f49f6f499 100644 --- a/Documentation/devicetree/bindings/arm/bcm4708.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm4708.txt diff --git a/Documentation/devicetree/bindings/arm/bcm/bcm63138.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm63138.txt index bd49987a8812..bd49987a8812 100644 --- a/Documentation/devicetree/bindings/arm/bcm/bcm63138.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm63138.txt diff --git a/Documentation/devicetree/bindings/arm/brcm-brcmstb.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,brcmstb.txt index 430608ec09f0..430608ec09f0 100644 --- a/Documentation/devicetree/bindings/arm/brcm-brcmstb.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,brcmstb.txt diff --git a/Documentation/devicetree/bindings/arm/bcm/cygnus.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,cygnus.txt index 4c77169bb534..4c77169bb534 100644 --- a/Documentation/devicetree/bindings/arm/bcm/cygnus.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,cygnus.txt diff --git a/Documentation/devicetree/bindings/bus/bcma.txt b/Documentation/devicetree/bindings/bus/brcm,bus-axi.txt index edd44d802139..edd44d802139 100644 --- a/Documentation/devicetree/bindings/bus/bcma.txt +++ b/Documentation/devicetree/bindings/bus/brcm,bus-axi.txt diff --git a/Documentation/devicetree/bindings/clock/bcm-kona-clock.txt b/Documentation/devicetree/bindings/clock/brcm,kona-ccu.txt index 5286e260fcae..5286e260fcae 100644 --- a/Documentation/devicetree/bindings/clock/bcm-kona-clock.txt +++ b/Documentation/devicetree/bindings/clock/brcm,kona-ccu.txt diff --git a/Documentation/devicetree/bindings/dma/bcm2835-dma.txt b/Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt index 1396078d15ac..1396078d15ac 100644 --- a/Documentation/devicetree/bindings/dma/bcm2835-dma.txt +++ b/Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt diff --git a/Documentation/devicetree/bindings/gpio/gpio-bcm-kona.txt b/Documentation/devicetree/bindings/gpio/brcm,kona-gpio.txt index 4a63bc96b687..4a63bc96b687 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-bcm-kona.txt +++ b/Documentation/devicetree/bindings/gpio/brcm,kona-gpio.txt diff --git a/Documentation/devicetree/bindings/i2c/i2c-bcm-kona.txt b/Documentation/devicetree/bindings/i2c/brcm,kona-i2c.txt index 1b87b741fa8e..1b87b741fa8e 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-bcm-kona.txt +++ b/Documentation/devicetree/bindings/i2c/brcm,kona-i2c.txt diff --git a/Documentation/devicetree/bindings/mfd/bcm590xx.txt b/Documentation/devicetree/bindings/mfd/brcm,bcm59056.txt index be51a15e05f9..be51a15e05f9 100644 --- a/Documentation/devicetree/bindings/mfd/bcm590xx.txt +++ b/Documentation/devicetree/bindings/mfd/brcm,bcm59056.txt diff --git a/Documentation/devicetree/bindings/mips/brcm/bcm3384-intc.txt b/Documentation/devicetree/bindings/mips/brcm/brcm,bcm3384-intc.txt index d4e0141d3620..d4e0141d3620 100644 --- a/Documentation/devicetree/bindings/mips/brcm/bcm3384-intc.txt +++ b/Documentation/devicetree/bindings/mips/brcm/brcm,bcm3384-intc.txt diff --git a/Documentation/devicetree/bindings/mips/brcm/bmips.txt b/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt index 8ef71b4085ca..8ef71b4085ca 100644 --- a/Documentation/devicetree/bindings/mips/brcm/bmips.txt +++ b/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt diff --git a/Documentation/devicetree/bindings/mips/brcm/cm-dsl.txt b/Documentation/devicetree/bindings/mips/brcm/brcm,cm-dsl.txt index 8a139cb3c0b5..8a139cb3c0b5 100644 --- a/Documentation/devicetree/bindings/mips/brcm/cm-dsl.txt +++ b/Documentation/devicetree/bindings/mips/brcm/brcm,cm-dsl.txt diff --git a/Documentation/devicetree/bindings/misc/smc.txt b/Documentation/devicetree/bindings/misc/brcm,kona-smc.txt index 6c9f176f3571..6c9f176f3571 100644 --- a/Documentation/devicetree/bindings/misc/smc.txt +++ b/Documentation/devicetree/bindings/misc/brcm,kona-smc.txt diff --git a/Documentation/devicetree/bindings/mmc/kona-sdhci.txt b/Documentation/devicetree/bindings/mmc/brcm,kona-sdhci.txt index aaba2483b4ff..aaba2483b4ff 100644 --- a/Documentation/devicetree/bindings/mmc/kona-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/brcm,kona-sdhci.txt diff --git a/Documentation/devicetree/bindings/net/broadcom-sf2.txt b/Documentation/devicetree/bindings/net/brcm,bcm7445-switch-v4.0.txt index 30d487597ecb..30d487597ecb 100644 --- a/Documentation/devicetree/bindings/net/broadcom-sf2.txt +++ b/Documentation/devicetree/bindings/net/brcm,bcm7445-switch-v4.0.txt diff --git a/Documentation/devicetree/bindings/net/broadcom-bcmgenet.txt b/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt index 451fef26b4df..451fef26b4df 100644 --- a/Documentation/devicetree/bindings/net/broadcom-bcmgenet.txt +++ b/Documentation/devicetree/bindings/net/brcm,bcmgenet.txt diff --git a/Documentation/devicetree/bindings/net/broadcom-systemport.txt b/Documentation/devicetree/bindings/net/brcm,systemport.txt index 877da34145b0..877da34145b0 100644 --- a/Documentation/devicetree/bindings/net/broadcom-systemport.txt +++ b/Documentation/devicetree/bindings/net/brcm,systemport.txt diff --git a/Documentation/devicetree/bindings/net/broadcom-mdio-unimac.txt b/Documentation/devicetree/bindings/net/brcm,unimac-mdio.txt index ab0bb4247d14..ab0bb4247d14 100644 --- a/Documentation/devicetree/bindings/net/broadcom-mdio-unimac.txt +++ b/Documentation/devicetree/bindings/net/brcm,unimac-mdio.txt diff --git a/Documentation/devicetree/bindings/phy/bcm-phy.txt b/Documentation/devicetree/bindings/phy/brcm,kona-usb2-phy.txt index 3dc8b3d2ffbb..3dc8b3d2ffbb 100644 --- a/Documentation/devicetree/bindings/phy/bcm-phy.txt +++ b/Documentation/devicetree/bindings/phy/brcm,kona-usb2-phy.txt diff --git a/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt b/Documentation/devicetree/bindings/pwm/brcm,kona-pwm.txt index 8eae9fe7841c..8eae9fe7841c 100644 --- a/Documentation/devicetree/bindings/pwm/bcm-kona-pwm.txt +++ b/Documentation/devicetree/bindings/pwm/brcm,kona-pwm.txt diff --git a/Documentation/devicetree/bindings/arm/bcm/kona-resetmgr.txt b/Documentation/devicetree/bindings/reset/brcm,bcm21664-resetmgr.txt index 93f31ca1ef4b..93f31ca1ef4b 100644 --- a/Documentation/devicetree/bindings/arm/bcm/kona-resetmgr.txt +++ b/Documentation/devicetree/bindings/reset/brcm,bcm21664-resetmgr.txt diff --git a/Documentation/devicetree/bindings/serial/bcm63xx-uart.txt b/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt index 5c52e5eef16d..5c52e5eef16d 100644 --- a/Documentation/devicetree/bindings/serial/bcm63xx-uart.txt +++ b/Documentation/devicetree/bindings/serial/brcm,bcm6345-uart.txt diff --git a/Documentation/devicetree/bindings/sound/bcm2835-i2s.txt b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt index 65783de0aedf..65783de0aedf 100644 --- a/Documentation/devicetree/bindings/sound/bcm2835-i2s.txt +++ b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt diff --git a/Documentation/devicetree/bindings/arm/bcm/kona-timer.txt b/Documentation/devicetree/bindings/timer/brcm,kona-timer.txt index 39adf54b4388..39adf54b4388 100644 --- a/Documentation/devicetree/bindings/arm/bcm/kona-timer.txt +++ b/Documentation/devicetree/bindings/timer/brcm,kona-timer.txt diff --git a/Documentation/devicetree/bindings/unittest.txt b/Documentation/devicetree/bindings/unittest.txt index 8933211f32f9..3bf58c20fe94 100644 --- a/Documentation/devicetree/bindings/unittest.txt +++ b/Documentation/devicetree/bindings/unittest.txt @@ -1,60 +1,60 @@ -1) OF selftest platform device +1) OF unittest platform device -** selftest +** unittest Required properties: -- compatible: must be "selftest" +- compatible: must be "unittest" All other properties are optional. Example: - selftest { - compatible = "selftest"; + unittest { + compatible = "unittest"; status = "okay"; }; -2) OF selftest i2c adapter platform device +2) OF unittest i2c adapter platform device ** platform device unittest adapter Required properties: -- compatible: must be selftest-i2c-bus +- compatible: must be unittest-i2c-bus -Children nodes contain selftest i2c devices. +Children nodes contain unittest i2c devices. Example: - selftest-i2c-bus { - compatible = "selftest-i2c-bus"; + unittest-i2c-bus { + compatible = "unittest-i2c-bus"; status = "okay"; }; -3) OF selftest i2c device +3) OF unittest i2c device -** I2C selftest device +** I2C unittest device Required properties: -- compatible: must be selftest-i2c-dev +- compatible: must be unittest-i2c-dev All other properties are optional Example: - selftest-i2c-dev { - compatible = "selftest-i2c-dev"; + unittest-i2c-dev { + compatible = "unittest-i2c-dev"; status = "okay"; }; -4) OF selftest i2c mux device +4) OF unittest i2c mux device -** I2C selftest mux +** I2C unittest mux Required properties: -- compatible: must be selftest-i2c-mux +- compatible: must be unittest-i2c-mux -Children nodes contain selftest i2c bus nodes per channel. +Children nodes contain unittest i2c bus nodes per channel. Example: - selftest-i2c-mux { - compatible = "selftest-i2c-mux"; + unittest-i2c-mux { + compatible = "unittest-i2c-mux"; status = "okay"; #address-cells = <1>; #size-cells = <0>; @@ -64,7 +64,7 @@ Example: #size-cells = <0>; i2c-dev { reg = <8>; - compatible = "selftest-i2c-dev"; + compatible = "unittest-i2c-dev"; status = "okay"; }; }; diff --git a/Documentation/devicetree/bindings/mips/brcm/usb.txt b/Documentation/devicetree/bindings/usb/brcm,bcm3384-usb.txt index 452c45c7bf29..452c45c7bf29 100644 --- a/Documentation/devicetree/bindings/mips/brcm/usb.txt +++ b/Documentation/devicetree/bindings/usb/brcm,bcm3384-usb.txt diff --git a/Documentation/devicetree/bindings/arm/bcm/kona-wdt.txt b/Documentation/devicetree/bindings/watchdog/brcm,kona-wdt.txt index 2b86a00e351d..2b86a00e351d 100644 --- a/Documentation/devicetree/bindings/arm/bcm/kona-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/brcm,kona-wdt.txt diff --git a/Documentation/devicetree/of_selftest.txt b/Documentation/devicetree/of_unittest.txt index 57a808b588bf..3e4e7d48ae93 100644 --- a/Documentation/devicetree/of_selftest.txt +++ b/Documentation/devicetree/of_unittest.txt @@ -1,11 +1,11 @@ -Open Firmware Device Tree Selftest +Open Firmware Device Tree Unittest ---------------------------------- Author: Gaurav Minocha <gaurav.minocha.os@gmail.com> 1. Introduction -This document explains how the test data required for executing OF selftest +This document explains how the test data required for executing OF unittest is attached to the live tree dynamically, independent of the machine's architecture. @@ -22,31 +22,31 @@ most of the device drivers in various use cases. 2. Test-data -The Device Tree Source file (drivers/of/testcase-data/testcases.dts) contains +The Device Tree Source file (drivers/of/unittest-data/testcases.dts) contains the test data required for executing the unit tests automated in -drivers/of/selftests.c. Currently, following Device Tree Source Include files -(.dtsi) are included in testcase.dts: +drivers/of/unittest.c. Currently, following Device Tree Source Include files +(.dtsi) are included in testcases.dts: -drivers/of/testcase-data/tests-interrupts.dtsi -drivers/of/testcase-data/tests-platform.dtsi -drivers/of/testcase-data/tests-phandle.dtsi -drivers/of/testcase-data/tests-match.dtsi +drivers/of/unittest-data/tests-interrupts.dtsi +drivers/of/unittest-data/tests-platform.dtsi +drivers/of/unittest-data/tests-phandle.dtsi +drivers/of/unittest-data/tests-match.dtsi When the kernel is build with OF_SELFTEST enabled, then the following make rule $(obj)/%.dtb: $(src)/%.dts FORCE $(call if_changed_dep, dtc) -is used to compile the DT source file (testcase.dts) into a binary blob -(testcase.dtb), also referred as flattened DT. +is used to compile the DT source file (testcases.dts) into a binary blob +(testcases.dtb), also referred as flattened DT. After that, using the following rule the binary blob above is wrapped as an -assembly file (testcase.dtb.S). +assembly file (testcases.dtb.S). $(obj)/%.dtb.S: $(obj)/%.dtb $(call cmd, dt_S_dtb) -The assembly file is compiled into an object file (testcase.dtb.o), and is +The assembly file is compiled into an object file (testcases.dtb.o), and is linked into the kernel image. @@ -98,7 +98,7 @@ child11 -> sibling12 -> sibling13 -> sibling14 -> null Figure 1: Generic structure of un-flattened device tree -Before executing OF selftest, it is required to attach the test data to +Before executing OF unittest, it is required to attach the test data to machine's device tree (if present). So, when selftest_data_add() is called, at first it reads the flattened device tree data linked into the kernel image via the following kernel symbols: diff --git a/MAINTAINERS b/MAINTAINERS index 358eb0105e00..433ac85e8b7e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -7187,6 +7187,15 @@ F: Documentation/devicetree/ F: arch/*/boot/dts/ F: include/dt-bindings/ +OPEN FIRMWARE AND DEVICE TREE OVERLAYS +M: Pantelis Antoniou <pantelis.antoniou@konsulko.com> +L: devicetree@vger.kernel.org +S: Maintained +F: Documentation/devicetree/dynamic-resolution-notes.txt +F: Documentation/devicetree/overlay-notes.txt +F: drivers/of/overlay.c +F: drivers/of/resolver.c + OPENRISC ARCHITECTURE M: Jonas Bonn <jonas@southpole.se> W: http://openrisc.net diff --git a/drivers/coresight/of_coresight.c b/drivers/coresight/of_coresight.c index c3efa418a86d..6f75e9d5b6fb 100644 --- a/drivers/coresight/of_coresight.c +++ b/drivers/coresight/of_coresight.c @@ -52,15 +52,6 @@ of_coresight_get_endpoint_device(struct device_node *endpoint) endpoint, of_dev_node_match); } -static struct device_node *of_get_coresight_endpoint( - const struct device_node *parent, struct device_node *prev) -{ - struct device_node *node = of_graph_get_next_endpoint(parent, prev); - - of_node_put(prev); - return node; -} - static void of_coresight_get_ports(struct device_node *node, int *nr_inport, int *nr_outport) { @@ -68,7 +59,7 @@ static void of_coresight_get_ports(struct device_node *node, int in = 0, out = 0; do { - ep = of_get_coresight_endpoint(node, ep); + ep = of_graph_get_next_endpoint(node, ep); if (!ep) break; @@ -140,7 +131,7 @@ struct coresight_platform_data *of_get_coresight_platform_data( /* Iterate through each port to discover topology */ do { /* Get a handle on a port */ - ep = of_get_coresight_endpoint(node, ep); + ep = of_graph_get_next_endpoint(node, ep); if (!ep) break; diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c index a002f53aab0e..84cf99f8d957 100644 --- a/drivers/gpu/drm/imx/imx-drm-core.c +++ b/drivers/gpu/drm/imx/imx-drm-core.c @@ -431,15 +431,6 @@ int imx_drm_encoder_parse_of(struct drm_device *drm, } EXPORT_SYMBOL_GPL(imx_drm_encoder_parse_of); -static struct device_node *imx_drm_of_get_next_endpoint( - const struct device_node *parent, struct device_node *prev) -{ - struct device_node *node = of_graph_get_next_endpoint(parent, prev); - - of_node_put(prev); - return node; -} - /* * @node: device tree node containing encoder input ports * @encoder: drm_encoder @@ -457,7 +448,7 @@ int imx_drm_encoder_get_mux_id(struct device_node *node, return -EINVAL; do { - ep = imx_drm_of_get_next_endpoint(node, ep); + ep = of_graph_get_next_endpoint(node, ep); if (!ep) break; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index cc9136e8ee9c..68dab2601bf5 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -206,7 +206,7 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu, enum rcar_du_encoder_type enc_type = RCAR_DU_ENCODER_NONE; struct device_node *connector = NULL; struct device_node *encoder = NULL; - struct device_node *prev = NULL; + struct device_node *ep_node = NULL; struct device_node *entity_ep_node; struct device_node *entity; int ret; @@ -225,11 +225,7 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu, entity_ep_node = of_parse_phandle(ep->local_node, "remote-endpoint", 0); while (1) { - struct device_node *ep_node; - - ep_node = of_graph_get_next_endpoint(entity, prev); - of_node_put(prev); - prev = ep_node; + ep_node = of_graph_get_next_endpoint(entity, ep_node); if (!ep_node) break; @@ -300,7 +296,7 @@ static int rcar_du_encoders_init_one(struct rcar_du_device *rcdu, static int rcar_du_encoders_init(struct rcar_du_device *rcdu) { struct device_node *np = rcdu->dev->of_node; - struct device_node *prev = NULL; + struct device_node *ep_node = NULL; unsigned int num_encoders = 0; /* @@ -308,15 +304,12 @@ static int rcar_du_encoders_init(struct rcar_du_device *rcdu) * pipeline. */ while (1) { - struct device_node *ep_node; enum rcar_du_output output; struct of_endpoint ep; unsigned int i; int ret; - ep_node = of_graph_get_next_endpoint(np, prev); - of_node_put(prev); - prev = ep_node; + ep_node = of_graph_get_next_endpoint(np, ep_node); if (ep_node == NULL) break; diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c index 56a5cb0d2152..0d07fca756fe 100644 --- a/drivers/media/platform/am437x/am437x-vpfe.c +++ b/drivers/media/platform/am437x/am437x-vpfe.c @@ -2504,7 +2504,6 @@ vpfe_get_pdata(struct platform_device *pdev) GFP_KERNEL); pdata->asd[i]->match_type = V4L2_ASYNC_MATCH_OF; pdata->asd[i]->match.of.node = rem; - of_node_put(endpoint); of_node_put(rem); } diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index cee7b56f8404..f2a3d960b1a6 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -1694,7 +1694,6 @@ static void scan_of_host(struct soc_camera_host *ici) if (!i) soc_of_bind(ici, epn, ren->parent); - of_node_put(epn); of_node_put(ren); if (i) { @@ -1702,6 +1701,8 @@ static void scan_of_host(struct soc_camera_host *ici) break; } } + + of_node_put(epn); } #else diff --git a/drivers/of/Makefile b/drivers/of/Makefile index 7563f36c71db..fcacb186a67b 100644 --- a/drivers/of/Makefile +++ b/drivers/of/Makefile @@ -6,8 +6,7 @@ obj-$(CONFIG_OF_PROMTREE) += pdt.o obj-$(CONFIG_OF_ADDRESS) += address.o obj-$(CONFIG_OF_IRQ) += irq.o obj-$(CONFIG_OF_NET) += of_net.o -obj-$(CONFIG_OF_UNITTEST) += of_unittest.o -of_unittest-objs := unittest.o unittest-data/testcases.dtb.o +obj-$(CONFIG_OF_UNITTEST) += unittest.o obj-$(CONFIG_OF_MDIO) += of_mdio.o obj-$(CONFIG_OF_PCI) += of_pci.o obj-$(CONFIG_OF_PCI_IRQ) += of_pci_irq.o @@ -16,5 +15,7 @@ obj-$(CONFIG_OF_RESERVED_MEM) += of_reserved_mem.o obj-$(CONFIG_OF_RESOLVE) += resolver.o obj-$(CONFIG_OF_OVERLAY) += overlay.o +obj-$(CONFIG_OF_UNITTEST) += unittest-data/ + CFLAGS_fdt.o = -I$(src)/../../scripts/dtc/libfdt CFLAGS_fdt_address.o = -I$(src)/../../scripts/dtc/libfdt diff --git a/drivers/of/base.c b/drivers/of/base.c index 8f165b112e03..69566b6a876d 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -2083,13 +2083,44 @@ int of_graph_parse_endpoint(const struct device_node *node, EXPORT_SYMBOL(of_graph_parse_endpoint); /** + * of_graph_get_port_by_id() - get the port matching a given id + * @parent: pointer to the parent device node + * @id: id of the port + * + * Return: A 'port' node pointer with refcount incremented. The caller + * has to use of_node_put() on it when done. + */ +struct device_node *of_graph_get_port_by_id(struct device_node *parent, u32 id) +{ + struct device_node *node, *port; + + node = of_get_child_by_name(parent, "ports"); + if (node) + parent = node; + + for_each_child_of_node(parent, port) { + u32 port_id = 0; + + if (of_node_cmp(port->name, "port") != 0) + continue; + of_property_read_u32(port, "reg", &port_id); + if (id == port_id) + break; + } + + of_node_put(node); + + return port; +} +EXPORT_SYMBOL(of_graph_get_port_by_id); + +/** * of_graph_get_next_endpoint() - get next endpoint node * @parent: pointer to the parent device node * @prev: previous endpoint node, or NULL to get first * * Return: An 'endpoint' node pointer with refcount incremented. Refcount - * of the passed @prev node is not decremented, the caller have to use - * of_node_put() on it when done. + * of the passed @prev node is decremented. */ struct device_node *of_graph_get_next_endpoint(const struct device_node *parent, struct device_node *prev) @@ -2125,12 +2156,6 @@ struct device_node *of_graph_get_next_endpoint(const struct device_node *parent, if (WARN_ONCE(!port, "%s(): endpoint %s has no parent node\n", __func__, prev->full_name)) return NULL; - - /* - * Avoid dropping prev node refcount to 0 when getting the next - * child below. - */ - of_node_get(prev); } while (1) { diff --git a/drivers/of/unittest-data/.gitignore b/drivers/of/unittest-data/.gitignore new file mode 100644 index 000000000000..4b3cf8b16de2 --- /dev/null +++ b/drivers/of/unittest-data/.gitignore @@ -0,0 +1,2 @@ +testcases.dtb +testcases.dtb.S diff --git a/drivers/of/unittest-data/Makefile b/drivers/of/unittest-data/Makefile new file mode 100644 index 000000000000..1ac5cc01d627 --- /dev/null +++ b/drivers/of/unittest-data/Makefile @@ -0,0 +1,7 @@ +obj-y += testcases.dtb.o + +targets += testcases.dtb testcases.dtb.S + +.SECONDARY: \ + $(obj)/testcases.dtb.S \ + $(obj)/testcases.dtb diff --git a/drivers/of/unittest-data/tests-overlay.dtsi b/drivers/of/unittest-data/tests-overlay.dtsi index 244226cbb5a3..02ba56c20fe1 100644 --- a/drivers/of/unittest-data/tests-overlay.dtsi +++ b/drivers/of/unittest-data/tests-overlay.dtsi @@ -4,94 +4,94 @@ overlay-node { /* test bus */ - selftestbus: test-bus { + unittestbus: test-bus { compatible = "simple-bus"; #address-cells = <1>; #size-cells = <0>; - selftest100: test-selftest100 { - compatible = "selftest"; + unittest100: test-unittest100 { + compatible = "unittest"; status = "okay"; reg = <100>; }; - selftest101: test-selftest101 { - compatible = "selftest"; + unittest101: test-unittest101 { + compatible = "unittest"; status = "disabled"; reg = <101>; }; - selftest0: test-selftest0 { - compatible = "selftest"; + unittest0: test-unittest0 { + compatible = "unittest"; status = "disabled"; reg = <0>; }; - selftest1: test-selftest1 { - compatible = "selftest"; + unittest1: test-unittest1 { + compatible = "unittest"; status = "okay"; reg = <1>; }; - selftest2: test-selftest2 { - compatible = "selftest"; + unittest2: test-unittest2 { + compatible = "unittest"; status = "disabled"; reg = <2>; }; - selftest3: test-selftest3 { - compatible = "selftest"; + unittest3: test-unittest3 { + compatible = "unittest"; status = "okay"; reg = <3>; }; - selftest5: test-selftest5 { - compatible = "selftest"; + unittest5: test-unittest5 { + compatible = "unittest"; status = "disabled"; reg = <5>; }; - selftest6: test-selftest6 { - compatible = "selftest"; + unittest6: test-unittest6 { + compatible = "unittest"; status = "disabled"; reg = <6>; }; - selftest7: test-selftest7 { - compatible = "selftest"; + unittest7: test-unittest7 { + compatible = "unittest"; status = "disabled"; reg = <7>; }; - selftest8: test-selftest8 { - compatible = "selftest"; + unittest8: test-unittest8 { + compatible = "unittest"; status = "disabled"; reg = <8>; }; i2c-test-bus { - compatible = "selftest-i2c-bus"; + compatible = "unittest-i2c-bus"; status = "okay"; reg = <50>; #address-cells = <1>; #size-cells = <0>; - test-selftest12 { + test-unittest12 { reg = <8>; - compatible = "selftest-i2c-dev"; + compatible = "unittest-i2c-dev"; status = "disabled"; }; - test-selftest13 { + test-unittest13 { reg = <9>; - compatible = "selftest-i2c-dev"; + compatible = "unittest-i2c-dev"; status = "okay"; }; - test-selftest14 { + test-unittest14 { reg = <10>; - compatible = "selftest-i2c-mux"; + compatible = "unittest-i2c-mux"; status = "okay"; #address-cells = <1>; @@ -104,7 +104,7 @@ test-mux-dev { reg = <32>; - compatible = "selftest-i2c-dev"; + compatible = "unittest-i2c-dev"; status = "okay"; }; }; @@ -116,7 +116,7 @@ /* test enable using absolute target path */ overlay0 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/test-selftest0"; + target-path = "/testcase-data/overlay-node/test-bus/test-unittest0"; __overlay__ { status = "okay"; }; @@ -126,7 +126,7 @@ /* test disable using absolute target path */ overlay1 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/test-selftest1"; + target-path = "/testcase-data/overlay-node/test-bus/test-unittest1"; __overlay__ { status = "disabled"; }; @@ -136,7 +136,7 @@ /* test enable using label */ overlay2 { fragment@0 { - target = <&selftest2>; + target = <&unittest2>; __overlay__ { status = "okay"; }; @@ -146,7 +146,7 @@ /* test disable using label */ overlay3 { fragment@0 { - target = <&selftest3>; + target = <&unittest3>; __overlay__ { status = "disabled"; }; @@ -156,15 +156,15 @@ /* test insertion of a full node */ overlay4 { fragment@0 { - target = <&selftestbus>; + target = <&unittestbus>; __overlay__ { /* suppress DTC warning */ #address-cells = <1>; #size-cells = <0>; - test-selftest4 { - compatible = "selftest"; + test-unittest4 { + compatible = "unittest"; status = "okay"; reg = <4>; }; @@ -175,7 +175,7 @@ /* test overlay apply revert */ overlay5 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/test-selftest5"; + target-path = "/testcase-data/overlay-node/test-bus/test-unittest5"; __overlay__ { status = "okay"; }; @@ -185,7 +185,7 @@ /* test overlays application and removal in sequence */ overlay6 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/test-selftest6"; + target-path = "/testcase-data/overlay-node/test-bus/test-unittest6"; __overlay__ { status = "okay"; }; @@ -193,7 +193,7 @@ }; overlay7 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/test-selftest7"; + target-path = "/testcase-data/overlay-node/test-bus/test-unittest7"; __overlay__ { status = "okay"; }; @@ -203,7 +203,7 @@ /* test overlays application and removal in bad sequence */ overlay8 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/test-selftest8"; + target-path = "/testcase-data/overlay-node/test-bus/test-unittest8"; __overlay__ { status = "okay"; }; @@ -211,7 +211,7 @@ }; overlay9 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/test-selftest8"; + target-path = "/testcase-data/overlay-node/test-bus/test-unittest8"; __overlay__ { property-foo = "bar"; }; @@ -227,16 +227,16 @@ #address-cells = <1>; #size-cells = <0>; - test-selftest10 { - compatible = "selftest"; + test-unittest10 { + compatible = "unittest"; status = "okay"; reg = <10>; #address-cells = <1>; #size-cells = <0>; - test-selftest101 { - compatible = "selftest"; + test-unittest101 { + compatible = "unittest"; status = "okay"; reg = <1>; }; @@ -255,16 +255,16 @@ #address-cells = <1>; #size-cells = <0>; - test-selftest11 { - compatible = "selftest"; + test-unittest11 { + compatible = "unittest"; status = "okay"; reg = <11>; #address-cells = <1>; #size-cells = <0>; - test-selftest111 { - compatible = "selftest"; + test-unittest111 { + compatible = "unittest"; status = "okay"; reg = <1>; }; @@ -277,7 +277,7 @@ /* test enable using absolute target path (i2c) */ overlay12 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/i2c-test-bus/test-selftest12"; + target-path = "/testcase-data/overlay-node/test-bus/i2c-test-bus/test-unittest12"; __overlay__ { status = "okay"; }; @@ -287,7 +287,7 @@ /* test disable using absolute target path (i2c) */ overlay13 { fragment@0 { - target-path = "/testcase-data/overlay-node/test-bus/i2c-test-bus/test-selftest13"; + target-path = "/testcase-data/overlay-node/test-bus/i2c-test-bus/test-unittest13"; __overlay__ { status = "disabled"; }; @@ -301,9 +301,9 @@ __overlay__ { #address-cells = <1>; #size-cells = <0>; - test-selftest15 { + test-unittest15 { reg = <11>; - compatible = "selftest-i2c-mux"; + compatible = "unittest-i2c-mux"; status = "okay"; #address-cells = <1>; @@ -316,7 +316,7 @@ test-mux-dev { reg = <32>; - compatible = "selftest-i2c-dev"; + compatible = "unittest-i2c-dev"; status = "okay"; }; }; diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index a4f90c238e78..e844907c9efa 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -25,115 +25,115 @@ #include "of_private.h" -static struct selftest_results { +static struct unittest_results { int passed; int failed; -} selftest_results; +} unittest_results; -#define selftest(result, fmt, ...) ({ \ +#define unittest(result, fmt, ...) ({ \ bool failed = !(result); \ if (failed) { \ - selftest_results.failed++; \ + unittest_results.failed++; \ pr_err("FAIL %s():%i " fmt, __func__, __LINE__, ##__VA_ARGS__); \ } else { \ - selftest_results.passed++; \ + unittest_results.passed++; \ pr_debug("pass %s():%i\n", __func__, __LINE__); \ } \ failed; \ }) -static void __init of_selftest_find_node_by_name(void) +static void __init of_unittest_find_node_by_name(void) { struct device_node *np; const char *options; np = of_find_node_by_path("/testcase-data"); - selftest(np && !strcmp("/testcase-data", np->full_name), + unittest(np && !strcmp("/testcase-data", np->full_name), "find /testcase-data failed\n"); of_node_put(np); /* Test if trailing '/' works */ np = of_find_node_by_path("/testcase-data/"); - selftest(!np, "trailing '/' on /testcase-data/ should fail\n"); + unittest(!np, "trailing '/' on /testcase-data/ should fail\n"); np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a"); - selftest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name), + unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name), "find /testcase-data/phandle-tests/consumer-a failed\n"); of_node_put(np); np = of_find_node_by_path("testcase-alias"); - selftest(np && !strcmp("/testcase-data", np->full_name), + unittest(np && !strcmp("/testcase-data", np->full_name), "find testcase-alias failed\n"); of_node_put(np); /* Test if trailing '/' works on aliases */ np = of_find_node_by_path("testcase-alias/"); - selftest(!np, "trailing '/' on testcase-alias/ should fail\n"); + unittest(!np, "trailing '/' on testcase-alias/ should fail\n"); np = of_find_node_by_path("testcase-alias/phandle-tests/consumer-a"); - selftest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name), + unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name), "find testcase-alias/phandle-tests/consumer-a failed\n"); of_node_put(np); np = of_find_node_by_path("/testcase-data/missing-path"); - selftest(!np, "non-existent path returned node %s\n", np->full_name); + unittest(!np, "non-existent path returned node %s\n", np->full_name); of_node_put(np); np = of_find_node_by_path("missing-alias"); - selftest(!np, "non-existent alias returned node %s\n", np->full_name); + unittest(!np, "non-existent alias returned node %s\n", np->full_name); of_node_put(np); np = of_find_node_by_path("testcase-alias/missing-path"); - selftest(!np, "non-existent alias with relative path returned node %s\n", np->full_name); + unittest(!np, "non-existent alias with relative path returned node %s\n", np->full_name); of_node_put(np); np = of_find_node_opts_by_path("/testcase-data:testoption", &options); - selftest(np && !strcmp("testoption", options), + unittest(np && !strcmp("testoption", options), "option path test failed\n"); of_node_put(np); np = of_find_node_opts_by_path("/testcase-data:test/option", &options); - selftest(np && !strcmp("test/option", options), + unittest(np && !strcmp("test/option", options), "option path test, subcase #1 failed\n"); of_node_put(np); np = of_find_node_opts_by_path("/testcase-data/testcase-device1:test/option", &options); - selftest(np && !strcmp("test/option", options), + unittest(np && !strcmp("test/option", options), "option path test, subcase #2 failed\n"); of_node_put(np); np = of_find_node_opts_by_path("/testcase-data:testoption", NULL); - selftest(np, "NULL option path test failed\n"); + unittest(np, "NULL option path test failed\n"); of_node_put(np); np = of_find_node_opts_by_path("testcase-alias:testaliasoption", &options); - selftest(np && !strcmp("testaliasoption", options), + unittest(np && !strcmp("testaliasoption", options), "option alias path test failed\n"); of_node_put(np); np = of_find_node_opts_by_path("testcase-alias:test/alias/option", &options); - selftest(np && !strcmp("test/alias/option", options), + unittest(np && !strcmp("test/alias/option", options), "option alias path test, subcase #1 failed\n"); of_node_put(np); np = of_find_node_opts_by_path("testcase-alias:testaliasoption", NULL); - selftest(np, "NULL option alias path test failed\n"); + unittest(np, "NULL option alias path test failed\n"); of_node_put(np); options = "testoption"; np = of_find_node_opts_by_path("testcase-alias", &options); - selftest(np && !options, "option clearing test failed\n"); + unittest(np && !options, "option clearing test failed\n"); of_node_put(np); options = "testoption"; np = of_find_node_opts_by_path("/", &options); - selftest(np && !options, "option clearing root node test failed\n"); + unittest(np && !options, "option clearing root node test failed\n"); of_node_put(np); } -static void __init of_selftest_dynamic(void) +static void __init of_unittest_dynamic(void) { struct device_node *np; struct property *prop; @@ -147,7 +147,7 @@ static void __init of_selftest_dynamic(void) /* Array of 4 properties for the purpose of testing */ prop = kzalloc(sizeof(*prop) * 4, GFP_KERNEL); if (!prop) { - selftest(0, "kzalloc() failed\n"); + unittest(0, "kzalloc() failed\n"); return; } @@ -155,20 +155,20 @@ static void __init of_selftest_dynamic(void) prop->name = "new-property"; prop->value = "new-property-data"; prop->length = strlen(prop->value); - selftest(of_add_property(np, prop) == 0, "Adding a new property failed\n"); + unittest(of_add_property(np, prop) == 0, "Adding a new property failed\n"); /* Try to add an existing property - should fail */ prop++; prop->name = "new-property"; prop->value = "new-property-data-should-fail"; prop->length = strlen(prop->value); - selftest(of_add_property(np, prop) != 0, + unittest(of_add_property(np, prop) != 0, "Adding an existing property should have failed\n"); /* Try to modify an existing property - should pass */ prop->value = "modify-property-data-should-pass"; prop->length = strlen(prop->value); - selftest(of_update_property(np, prop) == 0, + unittest(of_update_property(np, prop) == 0, "Updating an existing property should have passed\n"); /* Try to modify non-existent property - should pass*/ @@ -176,11 +176,11 @@ static void __init of_selftest_dynamic(void) prop->name = "modify-property"; prop->value = "modify-missing-property-data-should-pass"; prop->length = strlen(prop->value); - selftest(of_update_property(np, prop) == 0, + unittest(of_update_property(np, prop) == 0, "Updating a missing property should have passed\n"); /* Remove property - should pass */ - selftest(of_remove_property(np, prop) == 0, + unittest(of_remove_property(np, prop) == 0, "Removing a property should have passed\n"); /* Adding very large property - should pass */ @@ -188,13 +188,13 @@ static void __init of_selftest_dynamic(void) prop->name = "large-property-PAGE_SIZEx8"; prop->length = PAGE_SIZE * 8; prop->value = kzalloc(prop->length, GFP_KERNEL); - selftest(prop->value != NULL, "Unable to allocate large buffer\n"); + unittest(prop->value != NULL, "Unable to allocate large buffer\n"); if (prop->value) - selftest(of_add_property(np, prop) == 0, + unittest(of_add_property(np, prop) == 0, "Adding a large property should have passed\n"); } -static int __init of_selftest_check_node_linkage(struct device_node *np) +static int __init of_unittest_check_node_linkage(struct device_node *np) { struct device_node *child; int count = 0, rc; @@ -206,7 +206,7 @@ static int __init of_selftest_check_node_linkage(struct device_node *np) return -EINVAL; } - rc = of_selftest_check_node_linkage(child); + rc = of_unittest_check_node_linkage(child); if (rc < 0) return rc; count += rc; @@ -215,7 +215,7 @@ static int __init of_selftest_check_node_linkage(struct device_node *np) return count + 1; } -static void __init of_selftest_check_tree_linkage(void) +static void __init of_unittest_check_tree_linkage(void) { struct device_node *np; int allnode_count = 0, child_count; @@ -225,10 +225,10 @@ static void __init of_selftest_check_tree_linkage(void) for_each_of_allnodes(np) allnode_count++; - child_count = of_selftest_check_node_linkage(of_root); + child_count = of_unittest_check_node_linkage(of_root); - selftest(child_count > 0, "Device node data structure is corrupted\n"); - selftest(child_count == allnode_count, + unittest(child_count > 0, "Device node data structure is corrupted\n"); + unittest(child_count == allnode_count, "allnodes list size (%i) doesn't match sibling lists size (%i)\n", allnode_count, child_count); pr_debug("allnodes list size (%i); sibling lists size (%i)\n", allnode_count, child_count); @@ -240,7 +240,7 @@ struct node_hash { }; static DEFINE_HASHTABLE(phandle_ht, 8); -static void __init of_selftest_check_phandles(void) +static void __init of_unittest_check_phandles(void) { struct device_node *np; struct node_hash *nh; @@ -268,7 +268,7 @@ static void __init of_selftest_check_phandles(void) hash_add(phandle_ht, &nh->node, np->phandle); phandle_count++; } - selftest(dup_count == 0, "Found %i duplicates in %i phandles\n", + unittest(dup_count == 0, "Found %i duplicates in %i phandles\n", dup_count, phandle_count); /* Clean up */ @@ -278,7 +278,7 @@ static void __init of_selftest_check_phandles(void) } } -static void __init of_selftest_parse_phandle_with_args(void) +static void __init of_unittest_parse_phandle_with_args(void) { struct device_node *np; struct of_phandle_args args; @@ -291,7 +291,7 @@ static void __init of_selftest_parse_phandle_with_args(void) } rc = of_count_phandle_with_args(np, "phandle-list", "#phandle-cells"); - selftest(rc == 7, "of_count_phandle_with_args() returned %i, expected 7\n", rc); + unittest(rc == 7, "of_count_phandle_with_args() returned %i, expected 7\n", rc); for (i = 0; i < 8; i++) { bool passed = true; @@ -344,44 +344,44 @@ static void __init of_selftest_parse_phandle_with_args(void) passed = false; } - selftest(passed, "index %i - data error on node %s rc=%i\n", + unittest(passed, "index %i - data error on node %s rc=%i\n", i, args.np->full_name, rc); } /* Check for missing list property */ rc = of_parse_phandle_with_args(np, "phandle-list-missing", "#phandle-cells", 0, &args); - selftest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); + unittest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); rc = of_count_phandle_with_args(np, "phandle-list-missing", "#phandle-cells"); - selftest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); + unittest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); /* Check for missing cells property */ rc = of_parse_phandle_with_args(np, "phandle-list", "#phandle-cells-missing", 0, &args); - selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); rc = of_count_phandle_with_args(np, "phandle-list", "#phandle-cells-missing"); - selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); /* Check for bad phandle in list */ rc = of_parse_phandle_with_args(np, "phandle-list-bad-phandle", "#phandle-cells", 0, &args); - selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); rc = of_count_phandle_with_args(np, "phandle-list-bad-phandle", "#phandle-cells"); - selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); /* Check for incorrectly formed argument list */ rc = of_parse_phandle_with_args(np, "phandle-list-bad-args", "#phandle-cells", 1, &args); - selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); rc = of_count_phandle_with_args(np, "phandle-list-bad-args", "#phandle-cells"); - selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); + unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); } -static void __init of_selftest_property_string(void) +static void __init of_unittest_property_string(void) { const char *strings[4]; struct device_node *np; @@ -394,79 +394,79 @@ static void __init of_selftest_property_string(void) } rc = of_property_match_string(np, "phandle-list-names", "first"); - selftest(rc == 0, "first expected:0 got:%i\n", rc); + unittest(rc == 0, "first expected:0 got:%i\n", rc); rc = of_property_match_string(np, "phandle-list-names", "second"); - selftest(rc == 1, "second expected:1 got:%i\n", rc); + unittest(rc == 1, "second expected:1 got:%i\n", rc); rc = of_property_match_string(np, "phandle-list-names", "third"); - selftest(rc == 2, "third expected:2 got:%i\n", rc); + unittest(rc == 2, "third expected:2 got:%i\n", rc); rc = of_property_match_string(np, "phandle-list-names", "fourth"); - selftest(rc == -ENODATA, "unmatched string; rc=%i\n", rc); + unittest(rc == -ENODATA, "unmatched string; rc=%i\n", rc); rc = of_property_match_string(np, "missing-property", "blah"); - selftest(rc == -EINVAL, "missing property; rc=%i\n", rc); + unittest(rc == -EINVAL, "missing property; rc=%i\n", rc); rc = of_property_match_string(np, "empty-property", "blah"); - selftest(rc == -ENODATA, "empty property; rc=%i\n", rc); + unittest(rc == -ENODATA, "empty property; rc=%i\n", rc); rc = of_property_match_string(np, "unterminated-string", "blah"); - selftest(rc == -EILSEQ, "unterminated string; rc=%i\n", rc); + unittest(rc == -EILSEQ, "unterminated string; rc=%i\n", rc); /* of_property_count_strings() tests */ rc = of_property_count_strings(np, "string-property"); - selftest(rc == 1, "Incorrect string count; rc=%i\n", rc); + unittest(rc == 1, "Incorrect string count; rc=%i\n", rc); rc = of_property_count_strings(np, "phandle-list-names"); - selftest(rc == 3, "Incorrect string count; rc=%i\n", rc); + unittest(rc == 3, "Incorrect string count; rc=%i\n", rc); rc = of_property_count_strings(np, "unterminated-string"); - selftest(rc == -EILSEQ, "unterminated string; rc=%i\n", rc); + unittest(rc == -EILSEQ, "unterminated string; rc=%i\n", rc); rc = of_property_count_strings(np, "unterminated-string-list"); - selftest(rc == -EILSEQ, "unterminated string array; rc=%i\n", rc); + unittest(rc == -EILSEQ, "unterminated string array; rc=%i\n", rc); /* of_property_read_string_index() tests */ rc = of_property_read_string_index(np, "string-property", 0, strings); - selftest(rc == 0 && !strcmp(strings[0], "foobar"), "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == 0 && !strcmp(strings[0], "foobar"), "of_property_read_string_index() failure; rc=%i\n", rc); strings[0] = NULL; rc = of_property_read_string_index(np, "string-property", 1, strings); - selftest(rc == -ENODATA && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == -ENODATA && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); rc = of_property_read_string_index(np, "phandle-list-names", 0, strings); - selftest(rc == 0 && !strcmp(strings[0], "first"), "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == 0 && !strcmp(strings[0], "first"), "of_property_read_string_index() failure; rc=%i\n", rc); rc = of_property_read_string_index(np, "phandle-list-names", 1, strings); - selftest(rc == 0 && !strcmp(strings[0], "second"), "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == 0 && !strcmp(strings[0], "second"), "of_property_read_string_index() failure; rc=%i\n", rc); rc = of_property_read_string_index(np, "phandle-list-names", 2, strings); - selftest(rc == 0 && !strcmp(strings[0], "third"), "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == 0 && !strcmp(strings[0], "third"), "of_property_read_string_index() failure; rc=%i\n", rc); strings[0] = NULL; rc = of_property_read_string_index(np, "phandle-list-names", 3, strings); - selftest(rc == -ENODATA && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == -ENODATA && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); strings[0] = NULL; rc = of_property_read_string_index(np, "unterminated-string", 0, strings); - selftest(rc == -EILSEQ && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == -EILSEQ && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); rc = of_property_read_string_index(np, "unterminated-string-list", 0, strings); - selftest(rc == 0 && !strcmp(strings[0], "first"), "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == 0 && !strcmp(strings[0], "first"), "of_property_read_string_index() failure; rc=%i\n", rc); strings[0] = NULL; rc = of_property_read_string_index(np, "unterminated-string-list", 2, strings); /* should fail */ - selftest(rc == -EILSEQ && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); + unittest(rc == -EILSEQ && strings[0] == NULL, "of_property_read_string_index() failure; rc=%i\n", rc); strings[1] = NULL; /* of_property_read_string_array() tests */ rc = of_property_read_string_array(np, "string-property", strings, 4); - selftest(rc == 1, "Incorrect string count; rc=%i\n", rc); + unittest(rc == 1, "Incorrect string count; rc=%i\n", rc); rc = of_property_read_string_array(np, "phandle-list-names", strings, 4); - selftest(rc == 3, "Incorrect string count; rc=%i\n", rc); + unittest(rc == 3, "Incorrect string count; rc=%i\n", rc); rc = of_property_read_string_array(np, "unterminated-string", strings, 4); - selftest(rc == -EILSEQ, "unterminated string; rc=%i\n", rc); + unittest(rc == -EILSEQ, "unterminated string; rc=%i\n", rc); /* -- An incorrectly formed string should cause a failure */ rc = of_property_read_string_array(np, "unterminated-string-list", strings, 4); - selftest(rc == -EILSEQ, "unterminated string array; rc=%i\n", rc); + unittest(rc == -EILSEQ, "unterminated string array; rc=%i\n", rc); /* -- parsing the correctly formed strings should still work: */ strings[2] = NULL; rc = of_property_read_string_array(np, "unterminated-string-list", strings, 2); - selftest(rc == 2 && strings[2] == NULL, "of_property_read_string_array() failure; rc=%i\n", rc); + unittest(rc == 2 && strings[2] == NULL, "of_property_read_string_array() failure; rc=%i\n", rc); strings[1] = NULL; rc = of_property_read_string_array(np, "phandle-list-names", strings, 1); - selftest(rc == 1 && strings[1] == NULL, "Overwrote end of string array; rc=%i, str='%s'\n", rc, strings[1]); + unittest(rc == 1 && strings[1] == NULL, "Overwrote end of string array; rc=%i, str='%s'\n", rc, strings[1]); } #define propcmp(p1, p2) (((p1)->length == (p2)->length) && \ (p1)->value && (p2)->value && \ !memcmp((p1)->value, (p2)->value, (p1)->length) && \ !strcmp((p1)->name, (p2)->name)) -static void __init of_selftest_property_copy(void) +static void __init of_unittest_property_copy(void) { #ifdef CONFIG_OF_DYNAMIC struct property p1 = { .name = "p1", .length = 0, .value = "" }; @@ -474,20 +474,20 @@ static void __init of_selftest_property_copy(void) struct property *new; new = __of_prop_dup(&p1, GFP_KERNEL); - selftest(new && propcmp(&p1, new), "empty property didn't copy correctly\n"); + unittest(new && propcmp(&p1, new), "empty property didn't copy correctly\n"); kfree(new->value); kfree(new->name); kfree(new); new = __of_prop_dup(&p2, GFP_KERNEL); - selftest(new && propcmp(&p2, new), "non-empty property didn't copy correctly\n"); + unittest(new && propcmp(&p2, new), "non-empty property didn't copy correctly\n"); kfree(new->value); kfree(new->name); kfree(new); #endif } -static void __init of_selftest_changeset(void) +static void __init of_unittest_changeset(void) { #ifdef CONFIG_OF_DYNAMIC struct property *ppadd, padd = { .name = "prop-add", .length = 0, .value = "" }; @@ -497,51 +497,51 @@ static void __init of_selftest_changeset(void) struct of_changeset chgset; n1 = __of_node_dup(NULL, "/testcase-data/changeset/n1"); - selftest(n1, "testcase setup failure\n"); + unittest(n1, "testcase setup failure\n"); n2 = __of_node_dup(NULL, "/testcase-data/changeset/n2"); - selftest(n2, "testcase setup failure\n"); + unittest(n2, "testcase setup failure\n"); n21 = __of_node_dup(NULL, "%s/%s", "/testcase-data/changeset/n2", "n21"); - selftest(n21, "testcase setup failure %p\n", n21); + unittest(n21, "testcase setup failure %p\n", n21); nremove = of_find_node_by_path("/testcase-data/changeset/node-remove"); - selftest(nremove, "testcase setup failure\n"); + unittest(nremove, "testcase setup failure\n"); ppadd = __of_prop_dup(&padd, GFP_KERNEL); - selftest(ppadd, "testcase setup failure\n"); + unittest(ppadd, "testcase setup failure\n"); ppupdate = __of_prop_dup(&pupdate, GFP_KERNEL); - selftest(ppupdate, "testcase setup failure\n"); + unittest(ppupdate, "testcase setup failure\n"); parent = nremove->parent; n1->parent = parent; n2->parent = parent; n21->parent = n2; n2->child = n21; ppremove = of_find_property(parent, "prop-remove", NULL); - selftest(ppremove, "failed to find removal prop"); + unittest(ppremove, "failed to find removal prop"); of_changeset_init(&chgset); - selftest(!of_changeset_attach_node(&chgset, n1), "fail attach n1\n"); - selftest(!of_changeset_attach_node(&chgset, n2), "fail attach n2\n"); - selftest(!of_changeset_detach_node(&chgset, nremove), "fail remove node\n"); - selftest(!of_changeset_attach_node(&chgset, n21), "fail attach n21\n"); - selftest(!of_changeset_add_property(&chgset, parent, ppadd), "fail add prop\n"); - selftest(!of_changeset_update_property(&chgset, parent, ppupdate), "fail update prop\n"); - selftest(!of_changeset_remove_property(&chgset, parent, ppremove), "fail remove prop\n"); + unittest(!of_changeset_attach_node(&chgset, n1), "fail attach n1\n"); + unittest(!of_changeset_attach_node(&chgset, n2), "fail attach n2\n"); + unittest(!of_changeset_detach_node(&chgset, nremove), "fail remove node\n"); + unittest(!of_changeset_attach_node(&chgset, n21), "fail attach n21\n"); + unittest(!of_changeset_add_property(&chgset, parent, ppadd), "fail add prop\n"); + unittest(!of_changeset_update_property(&chgset, parent, ppupdate), "fail update prop\n"); + unittest(!of_changeset_remove_property(&chgset, parent, ppremove), "fail remove prop\n"); mutex_lock(&of_mutex); - selftest(!of_changeset_apply(&chgset), "apply failed\n"); + unittest(!of_changeset_apply(&chgset), "apply failed\n"); mutex_unlock(&of_mutex); /* Make sure node names are constructed correctly */ - selftest((np = of_find_node_by_path("/testcase-data/changeset/n2/n21")), + unittest((np = of_find_node_by_path("/testcase-data/changeset/n2/n21")), "'%s' not added\n", n21->full_name); of_node_put(np); mutex_lock(&of_mutex); - selftest(!of_changeset_revert(&chgset), "revert failed\n"); + unittest(!of_changeset_revert(&chgset), "revert failed\n"); mutex_unlock(&of_mutex); of_changeset_destroy(&chgset); #endif } -static void __init of_selftest_parse_interrupts(void) +static void __init of_unittest_parse_interrupts(void) { struct device_node *np; struct of_phandle_args args; @@ -563,7 +563,7 @@ static void __init of_selftest_parse_interrupts(void) passed &= (args.args_count == 1); passed &= (args.args[0] == (i + 1)); - selftest(passed, "index %i - data error on node %s rc=%i\n", + unittest(passed, "index %i - data error on node %s rc=%i\n", i, args.np->full_name, rc); } of_node_put(np); @@ -609,13 +609,13 @@ static void __init of_selftest_parse_interrupts(void) default: passed = false; } - selftest(passed, "index %i - data error on node %s rc=%i\n", + unittest(passed, "index %i - data error on node %s rc=%i\n", i, args.np->full_name, rc); } of_node_put(np); } -static void __init of_selftest_parse_interrupts_extended(void) +static void __init of_unittest_parse_interrupts_extended(void) { struct device_node *np; struct of_phandle_args args; @@ -679,7 +679,7 @@ static void __init of_selftest_parse_interrupts_extended(void) passed = false; } - selftest(passed, "index %i - data error on node %s rc=%i\n", + unittest(passed, "index %i - data error on node %s rc=%i\n", i, args.np->full_name, rc); } of_node_put(np); @@ -720,7 +720,7 @@ static struct { { .path = "/testcase-data/match-node/name9", .data = "K", }, }; -static void __init of_selftest_match_node(void) +static void __init of_unittest_match_node(void) { struct device_node *np; const struct of_device_id *match; @@ -729,32 +729,32 @@ static void __init of_selftest_match_node(void) for (i = 0; i < ARRAY_SIZE(match_node_tests); i++) { np = of_find_node_by_path(match_node_tests[i].path); if (!np) { - selftest(0, "missing testcase node %s\n", + unittest(0, "missing testcase node %s\n", match_node_tests[i].path); continue; } match = of_match_node(match_node_table, np); if (!match) { - selftest(0, "%s didn't match anything\n", + unittest(0, "%s didn't match anything\n", match_node_tests[i].path); continue; } if (strcmp(match->data, match_node_tests[i].data) != 0) { - selftest(0, "%s got wrong match. expected %s, got %s\n", + unittest(0, "%s got wrong match. expected %s, got %s\n", match_node_tests[i].path, match_node_tests[i].data, (const char *)match->data); continue; } - selftest(1, "passed"); + unittest(1, "passed"); } } static const struct platform_device_info test_bus_info = { .name = "unittest-bus", }; -static void __init of_selftest_platform_populate(void) +static void __init of_unittest_platform_populate(void) { int irq, rc; struct device_node *np, *child, *grandchild; @@ -770,26 +770,26 @@ static void __init of_selftest_platform_populate(void) /* Test that a missing irq domain returns -EPROBE_DEFER */ np = of_find_node_by_path("/testcase-data/testcase-device1"); pdev = of_find_device_by_node(np); - selftest(pdev, "device 1 creation failed\n"); + unittest(pdev, "device 1 creation failed\n"); irq = platform_get_irq(pdev, 0); - selftest(irq == -EPROBE_DEFER, "device deferred probe failed - %d\n", irq); + unittest(irq == -EPROBE_DEFER, "device deferred probe failed - %d\n", irq); /* Test that a parsing failure does not return -EPROBE_DEFER */ np = of_find_node_by_path("/testcase-data/testcase-device2"); pdev = of_find_device_by_node(np); - selftest(pdev, "device 2 creation failed\n"); + unittest(pdev, "device 2 creation failed\n"); irq = platform_get_irq(pdev, 0); - selftest(irq < 0 && irq != -EPROBE_DEFER, "device parsing error failed - %d\n", irq); + unittest(irq < 0 && irq != -EPROBE_DEFER, "device parsing error failed - %d\n", irq); np = of_find_node_by_path("/testcase-data/platform-tests"); - selftest(np, "No testcase data in device tree\n"); + unittest(np, "No testcase data in device tree\n"); if (!np) return; test_bus = platform_device_register_full(&test_bus_info); rc = PTR_ERR_OR_ZERO(test_bus); - selftest(!rc, "testbus registration failed; rc=%i\n", rc); + unittest(!rc, "testbus registration failed; rc=%i\n", rc); if (rc) return; test_bus->dev.of_node = np; @@ -797,7 +797,7 @@ static void __init of_selftest_platform_populate(void) of_platform_populate(np, match, NULL, &test_bus->dev); for_each_child_of_node(np, child) { for_each_child_of_node(child, grandchild) - selftest(of_find_device_by_node(grandchild), + unittest(of_find_device_by_node(grandchild), "Could not create device for node '%s'\n", grandchild->name); } @@ -805,7 +805,7 @@ static void __init of_selftest_platform_populate(void) of_platform_depopulate(&test_bus->dev); for_each_child_of_node(np, child) { for_each_child_of_node(child, grandchild) - selftest(!of_find_device_by_node(grandchild), + unittest(!of_find_device_by_node(grandchild), "device didn't get destroyed '%s'\n", grandchild->name); } @@ -875,13 +875,13 @@ static int attach_node_and_children(struct device_node *np) } /** - * selftest_data_add - Reads, copies data from + * unittest_data_add - Reads, copies data from * linked tree and attaches it to the live tree */ -static int __init selftest_data_add(void) +static int __init unittest_data_add(void) { - void *selftest_data; - struct device_node *selftest_data_node, *np; + void *unittest_data; + struct device_node *unittest_data_node, *np; /* * __dtb_testcases_begin[] and __dtb_testcases_end[] are magically * created by cmd_dt_S_dtb in scripts/Makefile.lib @@ -898,27 +898,27 @@ static int __init selftest_data_add(void) } /* creating copy */ - selftest_data = kmemdup(__dtb_testcases_begin, size, GFP_KERNEL); + unittest_data = kmemdup(__dtb_testcases_begin, size, GFP_KERNEL); - if (!selftest_data) { - pr_warn("%s: Failed to allocate memory for selftest_data; " + if (!unittest_data) { + pr_warn("%s: Failed to allocate memory for unittest_data; " "not running tests\n", __func__); return -ENOMEM; } - of_fdt_unflatten_tree(selftest_data, &selftest_data_node); - if (!selftest_data_node) { + of_fdt_unflatten_tree(unittest_data, &unittest_data_node); + if (!unittest_data_node) { pr_warn("%s: No tree to attach; not running tests\n", __func__); return -ENODATA; } - of_node_set_flag(selftest_data_node, OF_DETACHED); - rc = of_resolve_phandles(selftest_data_node); + of_node_set_flag(unittest_data_node, OF_DETACHED); + rc = of_resolve_phandles(unittest_data_node); if (rc) { pr_err("%s: Failed to resolve phandles (rc=%i)\n", __func__, rc); return -EINVAL; } if (!of_root) { - of_root = selftest_data_node; + of_root = unittest_data_node; for_each_of_allnodes(np) __of_attach_node_sysfs(np); of_aliases = of_find_node_by_path("/aliases"); @@ -927,7 +927,7 @@ static int __init selftest_data_add(void) } /* attach the sub-tree to live tree */ - np = selftest_data_node->child; + np = unittest_data_node->child; while (np) { struct device_node *next = np->sibling; @@ -940,7 +940,7 @@ static int __init selftest_data_add(void) #ifdef CONFIG_OF_OVERLAY -static int selftest_probe(struct platform_device *pdev) +static int unittest_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; @@ -958,7 +958,7 @@ static int selftest_probe(struct platform_device *pdev) return 0; } -static int selftest_remove(struct platform_device *pdev) +static int unittest_remove(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; @@ -967,18 +967,18 @@ static int selftest_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id selftest_match[] = { - { .compatible = "selftest", }, +static const struct of_device_id unittest_match[] = { + { .compatible = "unittest", }, {}, }; -static struct platform_driver selftest_driver = { - .probe = selftest_probe, - .remove = selftest_remove, +static struct platform_driver unittest_driver = { + .probe = unittest_probe, + .remove = unittest_remove, .driver = { - .name = "selftest", + .name = "unittest", .owner = THIS_MODULE, - .of_match_table = of_match_ptr(selftest_match), + .of_match_table = of_match_ptr(unittest_match), }, }; @@ -1060,7 +1060,7 @@ static int of_path_device_type_exists(const char *path, return 0; } -static const char *selftest_path(int nr, enum overlay_type ovtype) +static const char *unittest_path(int nr, enum overlay_type ovtype) { const char *base; static char buf[256]; @@ -1076,16 +1076,16 @@ static const char *selftest_path(int nr, enum overlay_type ovtype) buf[0] = '\0'; return buf; } - snprintf(buf, sizeof(buf) - 1, "%s/test-selftest%d", base, nr); + snprintf(buf, sizeof(buf) - 1, "%s/test-unittest%d", base, nr); buf[sizeof(buf) - 1] = '\0'; return buf; } -static int of_selftest_device_exists(int selftest_nr, enum overlay_type ovtype) +static int of_unittest_device_exists(int unittest_nr, enum overlay_type ovtype) { const char *path; - path = selftest_path(selftest_nr, ovtype); + path = unittest_path(unittest_nr, ovtype); switch (ovtype) { case PDEV_OVERLAY: @@ -1109,7 +1109,7 @@ static const char *overlay_path(int nr) static const char *bus_path = "/testcase-data/overlay-node/test-bus"; -static int of_selftest_apply_overlay(int selftest_nr, int overlay_nr, +static int of_unittest_apply_overlay(int unittest_nr, int overlay_nr, int *overlay_id) { struct device_node *np = NULL; @@ -1117,7 +1117,7 @@ static int of_selftest_apply_overlay(int selftest_nr, int overlay_nr, np = of_find_node_by_path(overlay_path(overlay_nr)); if (np == NULL) { - selftest(0, "could not find overlay node @\"%s\"\n", + unittest(0, "could not find overlay node @\"%s\"\n", overlay_path(overlay_nr)); ret = -EINVAL; goto out; @@ -1125,7 +1125,7 @@ static int of_selftest_apply_overlay(int selftest_nr, int overlay_nr, ret = of_overlay_create(np); if (ret < 0) { - selftest(0, "could not create overlay from \"%s\"\n", + unittest(0, "could not create overlay from \"%s\"\n", overlay_path(overlay_nr)); goto out; } @@ -1143,31 +1143,31 @@ out: } /* apply an overlay while checking before and after states */ -static int of_selftest_apply_overlay_check(int overlay_nr, int selftest_nr, +static int of_unittest_apply_overlay_check(int overlay_nr, int unittest_nr, int before, int after, enum overlay_type ovtype) { int ret; - /* selftest device must not be in before state */ - if (of_selftest_device_exists(selftest_nr, ovtype) != before) { - selftest(0, "overlay @\"%s\" with device @\"%s\" %s\n", + /* unittest device must not be in before state */ + if (of_unittest_device_exists(unittest_nr, ovtype) != before) { + unittest(0, "overlay @\"%s\" with device @\"%s\" %s\n", overlay_path(overlay_nr), - selftest_path(selftest_nr, ovtype), + unittest_path(unittest_nr, ovtype), !before ? "enabled" : "disabled"); return -EINVAL; } - ret = of_selftest_apply_overlay(overlay_nr, selftest_nr, NULL); + ret = of_unittest_apply_overlay(overlay_nr, unittest_nr, NULL); if (ret != 0) { - /* of_selftest_apply_overlay already called selftest() */ + /* of_unittest_apply_overlay already called unittest() */ return ret; } - /* selftest device must be to set to after state */ - if (of_selftest_device_exists(selftest_nr, ovtype) != after) { - selftest(0, "overlay @\"%s\" failed to create @\"%s\" %s\n", + /* unittest device must be to set to after state */ + if (of_unittest_device_exists(unittest_nr, ovtype) != after) { + unittest(0, "overlay @\"%s\" failed to create @\"%s\" %s\n", overlay_path(overlay_nr), - selftest_path(selftest_nr, ovtype), + unittest_path(unittest_nr, ovtype), !after ? "enabled" : "disabled"); return -EINVAL; } @@ -1176,50 +1176,50 @@ static int of_selftest_apply_overlay_check(int overlay_nr, int selftest_nr, } /* apply an overlay and then revert it while checking before, after states */ -static int of_selftest_apply_revert_overlay_check(int overlay_nr, - int selftest_nr, int before, int after, +static int of_unittest_apply_revert_overlay_check(int overlay_nr, + int unittest_nr, int before, int after, enum overlay_type ovtype) { int ret, ov_id; - /* selftest device must be in before state */ - if (of_selftest_device_exists(selftest_nr, ovtype) != before) { - selftest(0, "overlay @\"%s\" with device @\"%s\" %s\n", + /* unittest device must be in before state */ + if (of_unittest_device_exists(unittest_nr, ovtype) != before) { + unittest(0, "overlay @\"%s\" with device @\"%s\" %s\n", overlay_path(overlay_nr), - selftest_path(selftest_nr, ovtype), + unittest_path(unittest_nr, ovtype), !before ? "enabled" : "disabled"); return -EINVAL; } /* apply the overlay */ - ret = of_selftest_apply_overlay(overlay_nr, selftest_nr, &ov_id); + ret = of_unittest_apply_overlay(overlay_nr, unittest_nr, &ov_id); if (ret != 0) { - /* of_selftest_apply_overlay already called selftest() */ + /* of_unittest_apply_overlay already called unittest() */ return ret; } - /* selftest device must be in after state */ - if (of_selftest_device_exists(selftest_nr, ovtype) != after) { - selftest(0, "overlay @\"%s\" failed to create @\"%s\" %s\n", + /* unittest device must be in after state */ + if (of_unittest_device_exists(unittest_nr, ovtype) != after) { + unittest(0, "overlay @\"%s\" failed to create @\"%s\" %s\n", overlay_path(overlay_nr), - selftest_path(selftest_nr, ovtype), + unittest_path(unittest_nr, ovtype), !after ? "enabled" : "disabled"); return -EINVAL; } ret = of_overlay_destroy(ov_id); if (ret != 0) { - selftest(0, "overlay @\"%s\" failed to be destroyed @\"%s\"\n", + unittest(0, "overlay @\"%s\" failed to be destroyed @\"%s\"\n", overlay_path(overlay_nr), - selftest_path(selftest_nr, ovtype)); + unittest_path(unittest_nr, ovtype)); return ret; } - /* selftest device must be again in before state */ - if (of_selftest_device_exists(selftest_nr, PDEV_OVERLAY) != before) { - selftest(0, "overlay @\"%s\" with device @\"%s\" %s\n", + /* unittest device must be again in before state */ + if (of_unittest_device_exists(unittest_nr, PDEV_OVERLAY) != before) { + unittest(0, "overlay @\"%s\" with device @\"%s\" %s\n", overlay_path(overlay_nr), - selftest_path(selftest_nr, ovtype), + unittest_path(unittest_nr, ovtype), !before ? "enabled" : "disabled"); return -EINVAL; } @@ -1228,98 +1228,98 @@ static int of_selftest_apply_revert_overlay_check(int overlay_nr, } /* test activation of device */ -static void of_selftest_overlay_0(void) +static void of_unittest_overlay_0(void) { int ret; /* device should enable */ - ret = of_selftest_apply_overlay_check(0, 0, 0, 1, PDEV_OVERLAY); + ret = of_unittest_apply_overlay_check(0, 0, 0, 1, PDEV_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 0); + unittest(1, "overlay test %d passed\n", 0); } /* test deactivation of device */ -static void of_selftest_overlay_1(void) +static void of_unittest_overlay_1(void) { int ret; /* device should disable */ - ret = of_selftest_apply_overlay_check(1, 1, 1, 0, PDEV_OVERLAY); + ret = of_unittest_apply_overlay_check(1, 1, 1, 0, PDEV_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 1); + unittest(1, "overlay test %d passed\n", 1); } /* test activation of device */ -static void of_selftest_overlay_2(void) +static void of_unittest_overlay_2(void) { int ret; /* device should enable */ - ret = of_selftest_apply_overlay_check(2, 2, 0, 1, PDEV_OVERLAY); + ret = of_unittest_apply_overlay_check(2, 2, 0, 1, PDEV_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 2); + unittest(1, "overlay test %d passed\n", 2); } /* test deactivation of device */ -static void of_selftest_overlay_3(void) +static void of_unittest_overlay_3(void) { int ret; /* device should disable */ - ret = of_selftest_apply_overlay_check(3, 3, 1, 0, PDEV_OVERLAY); + ret = of_unittest_apply_overlay_check(3, 3, 1, 0, PDEV_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 3); + unittest(1, "overlay test %d passed\n", 3); } /* test activation of a full device node */ -static void of_selftest_overlay_4(void) +static void of_unittest_overlay_4(void) { int ret; /* device should disable */ - ret = of_selftest_apply_overlay_check(4, 4, 0, 1, PDEV_OVERLAY); + ret = of_unittest_apply_overlay_check(4, 4, 0, 1, PDEV_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 4); + unittest(1, "overlay test %d passed\n", 4); } /* test overlay apply/revert sequence */ -static void of_selftest_overlay_5(void) +static void of_unittest_overlay_5(void) { int ret; /* device should disable */ - ret = of_selftest_apply_revert_overlay_check(5, 5, 0, 1, PDEV_OVERLAY); + ret = of_unittest_apply_revert_overlay_check(5, 5, 0, 1, PDEV_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 5); + unittest(1, "overlay test %d passed\n", 5); } /* test overlay application in sequence */ -static void of_selftest_overlay_6(void) +static void of_unittest_overlay_6(void) { struct device_node *np; int ret, i, ov_id[2]; - int overlay_nr = 6, selftest_nr = 6; + int overlay_nr = 6, unittest_nr = 6; int before = 0, after = 1; - /* selftest device must be in before state */ + /* unittest device must be in before state */ for (i = 0; i < 2; i++) { - if (of_selftest_device_exists(selftest_nr + i, PDEV_OVERLAY) + if (of_unittest_device_exists(unittest_nr + i, PDEV_OVERLAY) != before) { - selftest(0, "overlay @\"%s\" with device @\"%s\" %s\n", + unittest(0, "overlay @\"%s\" with device @\"%s\" %s\n", overlay_path(overlay_nr + i), - selftest_path(selftest_nr + i, + unittest_path(unittest_nr + i, PDEV_OVERLAY), !before ? "enabled" : "disabled"); return; @@ -1331,14 +1331,14 @@ static void of_selftest_overlay_6(void) np = of_find_node_by_path(overlay_path(overlay_nr + i)); if (np == NULL) { - selftest(0, "could not find overlay node @\"%s\"\n", + unittest(0, "could not find overlay node @\"%s\"\n", overlay_path(overlay_nr + i)); return; } ret = of_overlay_create(np); if (ret < 0) { - selftest(0, "could not create overlay from \"%s\"\n", + unittest(0, "could not create overlay from \"%s\"\n", overlay_path(overlay_nr + i)); return; } @@ -1346,12 +1346,12 @@ static void of_selftest_overlay_6(void) } for (i = 0; i < 2; i++) { - /* selftest device must be in after state */ - if (of_selftest_device_exists(selftest_nr + i, PDEV_OVERLAY) + /* unittest device must be in after state */ + if (of_unittest_device_exists(unittest_nr + i, PDEV_OVERLAY) != after) { - selftest(0, "overlay @\"%s\" failed @\"%s\" %s\n", + unittest(0, "overlay @\"%s\" failed @\"%s\" %s\n", overlay_path(overlay_nr + i), - selftest_path(selftest_nr + i, + unittest_path(unittest_nr + i, PDEV_OVERLAY), !after ? "enabled" : "disabled"); return; @@ -1361,36 +1361,36 @@ static void of_selftest_overlay_6(void) for (i = 1; i >= 0; i--) { ret = of_overlay_destroy(ov_id[i]); if (ret != 0) { - selftest(0, "overlay @\"%s\" failed destroy @\"%s\"\n", + unittest(0, "overlay @\"%s\" failed destroy @\"%s\"\n", overlay_path(overlay_nr + i), - selftest_path(selftest_nr + i, + unittest_path(unittest_nr + i, PDEV_OVERLAY)); return; } } for (i = 0; i < 2; i++) { - /* selftest device must be again in before state */ - if (of_selftest_device_exists(selftest_nr + i, PDEV_OVERLAY) + /* unittest device must be again in before state */ + if (of_unittest_device_exists(unittest_nr + i, PDEV_OVERLAY) != before) { - selftest(0, "overlay @\"%s\" with device @\"%s\" %s\n", + unittest(0, "overlay @\"%s\" with device @\"%s\" %s\n", overlay_path(overlay_nr + i), - selftest_path(selftest_nr + i, + unittest_path(unittest_nr + i, PDEV_OVERLAY), !before ? "enabled" : "disabled"); return; } } - selftest(1, "overlay test %d passed\n", 6); + unittest(1, "overlay test %d passed\n", 6); } /* test overlay application in sequence */ -static void of_selftest_overlay_8(void) +static void of_unittest_overlay_8(void) { struct device_node *np; int ret, i, ov_id[2]; - int overlay_nr = 8, selftest_nr = 8; + int overlay_nr = 8, unittest_nr = 8; /* we don't care about device state in this test */ @@ -1399,14 +1399,14 @@ static void of_selftest_overlay_8(void) np = of_find_node_by_path(overlay_path(overlay_nr + i)); if (np == NULL) { - selftest(0, "could not find overlay node @\"%s\"\n", + unittest(0, "could not find overlay node @\"%s\"\n", overlay_path(overlay_nr + i)); return; } ret = of_overlay_create(np); if (ret < 0) { - selftest(0, "could not create overlay from \"%s\"\n", + unittest(0, "could not create overlay from \"%s\"\n", overlay_path(overlay_nr + i)); return; } @@ -1416,9 +1416,9 @@ static void of_selftest_overlay_8(void) /* now try to remove first overlay (it should fail) */ ret = of_overlay_destroy(ov_id[0]); if (ret == 0) { - selftest(0, "overlay @\"%s\" was destroyed @\"%s\"\n", + unittest(0, "overlay @\"%s\" was destroyed @\"%s\"\n", overlay_path(overlay_nr + 0), - selftest_path(selftest_nr, + unittest_path(unittest_nr, PDEV_OVERLAY)); return; } @@ -1427,85 +1427,85 @@ static void of_selftest_overlay_8(void) for (i = 1; i >= 0; i--) { ret = of_overlay_destroy(ov_id[i]); if (ret != 0) { - selftest(0, "overlay @\"%s\" not destroyed @\"%s\"\n", + unittest(0, "overlay @\"%s\" not destroyed @\"%s\"\n", overlay_path(overlay_nr + i), - selftest_path(selftest_nr, + unittest_path(unittest_nr, PDEV_OVERLAY)); return; } } - selftest(1, "overlay test %d passed\n", 8); + unittest(1, "overlay test %d passed\n", 8); } /* test insertion of a bus with parent devices */ -static void of_selftest_overlay_10(void) +static void of_unittest_overlay_10(void) { int ret; char *child_path; /* device should disable */ - ret = of_selftest_apply_overlay_check(10, 10, 0, 1, PDEV_OVERLAY); - if (selftest(ret == 0, + ret = of_unittest_apply_overlay_check(10, 10, 0, 1, PDEV_OVERLAY); + if (unittest(ret == 0, "overlay test %d failed; overlay application\n", 10)) return; - child_path = kasprintf(GFP_KERNEL, "%s/test-selftest101", - selftest_path(10, PDEV_OVERLAY)); - if (selftest(child_path, "overlay test %d failed; kasprintf\n", 10)) + child_path = kasprintf(GFP_KERNEL, "%s/test-unittest101", + unittest_path(10, PDEV_OVERLAY)); + if (unittest(child_path, "overlay test %d failed; kasprintf\n", 10)) return; ret = of_path_device_type_exists(child_path, PDEV_OVERLAY); kfree(child_path); - if (selftest(ret, "overlay test %d failed; no child device\n", 10)) + if (unittest(ret, "overlay test %d failed; no child device\n", 10)) return; } /* test insertion of a bus with parent devices (and revert) */ -static void of_selftest_overlay_11(void) +static void of_unittest_overlay_11(void) { int ret; /* device should disable */ - ret = of_selftest_apply_revert_overlay_check(11, 11, 0, 1, + ret = of_unittest_apply_revert_overlay_check(11, 11, 0, 1, PDEV_OVERLAY); - if (selftest(ret == 0, + if (unittest(ret == 0, "overlay test %d failed; overlay application\n", 11)) return; } #if IS_BUILTIN(CONFIG_I2C) && IS_ENABLED(CONFIG_OF_OVERLAY) -struct selftest_i2c_bus_data { +struct unittest_i2c_bus_data { struct platform_device *pdev; struct i2c_adapter adap; }; -static int selftest_i2c_master_xfer(struct i2c_adapter *adap, +static int unittest_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { - struct selftest_i2c_bus_data *std = i2c_get_adapdata(adap); + struct unittest_i2c_bus_data *std = i2c_get_adapdata(adap); (void)std; return num; } -static u32 selftest_i2c_functionality(struct i2c_adapter *adap) +static u32 unittest_i2c_functionality(struct i2c_adapter *adap) { return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; } -static const struct i2c_algorithm selftest_i2c_algo = { - .master_xfer = selftest_i2c_master_xfer, - .functionality = selftest_i2c_functionality, +static const struct i2c_algorithm unittest_i2c_algo = { + .master_xfer = unittest_i2c_master_xfer, + .functionality = unittest_i2c_functionality, }; -static int selftest_i2c_bus_probe(struct platform_device *pdev) +static int unittest_i2c_bus_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; - struct selftest_i2c_bus_data *std; + struct unittest_i2c_bus_data *std; struct i2c_adapter *adap; int ret; @@ -1519,7 +1519,7 @@ static int selftest_i2c_bus_probe(struct platform_device *pdev) std = devm_kzalloc(dev, sizeof(*std), GFP_KERNEL); if (!std) { - dev_err(dev, "Failed to allocate selftest i2c data\n"); + dev_err(dev, "Failed to allocate unittest i2c data\n"); return -ENOMEM; } @@ -1532,7 +1532,7 @@ static int selftest_i2c_bus_probe(struct platform_device *pdev) adap->nr = -1; strlcpy(adap->name, pdev->name, sizeof(adap->name)); adap->class = I2C_CLASS_DEPRECATED; - adap->algo = &selftest_i2c_algo; + adap->algo = &unittest_i2c_algo; adap->dev.parent = dev; adap->dev.of_node = dev->of_node; adap->timeout = 5 * HZ; @@ -1547,11 +1547,11 @@ static int selftest_i2c_bus_probe(struct platform_device *pdev) return 0; } -static int selftest_i2c_bus_remove(struct platform_device *pdev) +static int unittest_i2c_bus_remove(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; - struct selftest_i2c_bus_data *std = platform_get_drvdata(pdev); + struct unittest_i2c_bus_data *std = platform_get_drvdata(pdev); dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name); i2c_del_adapter(&std->adap); @@ -1559,21 +1559,21 @@ static int selftest_i2c_bus_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id selftest_i2c_bus_match[] = { - { .compatible = "selftest-i2c-bus", }, +static const struct of_device_id unittest_i2c_bus_match[] = { + { .compatible = "unittest-i2c-bus", }, {}, }; -static struct platform_driver selftest_i2c_bus_driver = { - .probe = selftest_i2c_bus_probe, - .remove = selftest_i2c_bus_remove, +static struct platform_driver unittest_i2c_bus_driver = { + .probe = unittest_i2c_bus_probe, + .remove = unittest_i2c_bus_remove, .driver = { - .name = "selftest-i2c-bus", - .of_match_table = of_match_ptr(selftest_i2c_bus_match), + .name = "unittest-i2c-bus", + .of_match_table = of_match_ptr(unittest_i2c_bus_match), }, }; -static int selftest_i2c_dev_probe(struct i2c_client *client, +static int unittest_i2c_dev_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct device *dev = &client->dev; @@ -1589,7 +1589,7 @@ static int selftest_i2c_dev_probe(struct i2c_client *client, return 0; }; -static int selftest_i2c_dev_remove(struct i2c_client *client) +static int unittest_i2c_dev_remove(struct i2c_client *client) { struct device *dev = &client->dev; struct device_node *np = client->dev.of_node; @@ -1598,42 +1598,42 @@ static int selftest_i2c_dev_remove(struct i2c_client *client) return 0; } -static const struct i2c_device_id selftest_i2c_dev_id[] = { - { .name = "selftest-i2c-dev" }, +static const struct i2c_device_id unittest_i2c_dev_id[] = { + { .name = "unittest-i2c-dev" }, { } }; -static struct i2c_driver selftest_i2c_dev_driver = { +static struct i2c_driver unittest_i2c_dev_driver = { .driver = { - .name = "selftest-i2c-dev", + .name = "unittest-i2c-dev", .owner = THIS_MODULE, }, - .probe = selftest_i2c_dev_probe, - .remove = selftest_i2c_dev_remove, - .id_table = selftest_i2c_dev_id, + .probe = unittest_i2c_dev_probe, + .remove = unittest_i2c_dev_remove, + .id_table = unittest_i2c_dev_id, }; #if IS_BUILTIN(CONFIG_I2C_MUX) -struct selftest_i2c_mux_data { +struct unittest_i2c_mux_data { int nchans; struct i2c_adapter *adap[]; }; -static int selftest_i2c_mux_select_chan(struct i2c_adapter *adap, +static int unittest_i2c_mux_select_chan(struct i2c_adapter *adap, void *client, u32 chan) { return 0; } -static int selftest_i2c_mux_probe(struct i2c_client *client, +static int unittest_i2c_mux_probe(struct i2c_client *client, const struct i2c_device_id *id) { int ret, i, nchans, size; struct device *dev = &client->dev; struct i2c_adapter *adap = to_i2c_adapter(dev->parent); struct device_node *np = client->dev.of_node, *child; - struct selftest_i2c_mux_data *stm; + struct unittest_i2c_mux_data *stm; u32 reg, max_reg; dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name); @@ -1657,7 +1657,7 @@ static int selftest_i2c_mux_probe(struct i2c_client *client, return -EINVAL; } - size = offsetof(struct selftest_i2c_mux_data, adap[nchans]); + size = offsetof(struct unittest_i2c_mux_data, adap[nchans]); stm = devm_kzalloc(dev, size, GFP_KERNEL); if (!stm) { dev_err(dev, "Out of memory\n"); @@ -1666,7 +1666,7 @@ static int selftest_i2c_mux_probe(struct i2c_client *client, stm->nchans = nchans; for (i = 0; i < nchans; i++) { stm->adap[i] = i2c_add_mux_adapter(adap, dev, client, - 0, i, 0, selftest_i2c_mux_select_chan, NULL); + 0, i, 0, unittest_i2c_mux_select_chan, NULL); if (!stm->adap[i]) { dev_err(dev, "Failed to register mux #%d\n", i); for (i--; i >= 0; i--) @@ -1680,11 +1680,11 @@ static int selftest_i2c_mux_probe(struct i2c_client *client, return 0; }; -static int selftest_i2c_mux_remove(struct i2c_client *client) +static int unittest_i2c_mux_remove(struct i2c_client *client) { struct device *dev = &client->dev; struct device_node *np = client->dev.of_node; - struct selftest_i2c_mux_data *stm = i2c_get_clientdata(client); + struct unittest_i2c_mux_data *stm = i2c_get_clientdata(client); int i; dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name); @@ -1693,166 +1693,166 @@ static int selftest_i2c_mux_remove(struct i2c_client *client) return 0; } -static const struct i2c_device_id selftest_i2c_mux_id[] = { - { .name = "selftest-i2c-mux" }, +static const struct i2c_device_id unittest_i2c_mux_id[] = { + { .name = "unittest-i2c-mux" }, { } }; -static struct i2c_driver selftest_i2c_mux_driver = { +static struct i2c_driver unittest_i2c_mux_driver = { .driver = { - .name = "selftest-i2c-mux", + .name = "unittest-i2c-mux", .owner = THIS_MODULE, }, - .probe = selftest_i2c_mux_probe, - .remove = selftest_i2c_mux_remove, - .id_table = selftest_i2c_mux_id, + .probe = unittest_i2c_mux_probe, + .remove = unittest_i2c_mux_remove, + .id_table = unittest_i2c_mux_id, }; #endif -static int of_selftest_overlay_i2c_init(void) +static int of_unittest_overlay_i2c_init(void) { int ret; - ret = i2c_add_driver(&selftest_i2c_dev_driver); - if (selftest(ret == 0, - "could not register selftest i2c device driver\n")) + ret = i2c_add_driver(&unittest_i2c_dev_driver); + if (unittest(ret == 0, + "could not register unittest i2c device driver\n")) return ret; - ret = platform_driver_register(&selftest_i2c_bus_driver); - if (selftest(ret == 0, - "could not register selftest i2c bus driver\n")) + ret = platform_driver_register(&unittest_i2c_bus_driver); + if (unittest(ret == 0, + "could not register unittest i2c bus driver\n")) return ret; #if IS_BUILTIN(CONFIG_I2C_MUX) - ret = i2c_add_driver(&selftest_i2c_mux_driver); - if (selftest(ret == 0, - "could not register selftest i2c mux driver\n")) + ret = i2c_add_driver(&unittest_i2c_mux_driver); + if (unittest(ret == 0, + "could not register unittest i2c mux driver\n")) return ret; #endif return 0; } -static void of_selftest_overlay_i2c_cleanup(void) +static void of_unittest_overlay_i2c_cleanup(void) { #if IS_BUILTIN(CONFIG_I2C_MUX) - i2c_del_driver(&selftest_i2c_mux_driver); + i2c_del_driver(&unittest_i2c_mux_driver); #endif - platform_driver_unregister(&selftest_i2c_bus_driver); - i2c_del_driver(&selftest_i2c_dev_driver); + platform_driver_unregister(&unittest_i2c_bus_driver); + i2c_del_driver(&unittest_i2c_dev_driver); } -static void of_selftest_overlay_i2c_12(void) +static void of_unittest_overlay_i2c_12(void) { int ret; /* device should enable */ - ret = of_selftest_apply_overlay_check(12, 12, 0, 1, I2C_OVERLAY); + ret = of_unittest_apply_overlay_check(12, 12, 0, 1, I2C_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 12); + unittest(1, "overlay test %d passed\n", 12); } /* test deactivation of device */ -static void of_selftest_overlay_i2c_13(void) +static void of_unittest_overlay_i2c_13(void) { int ret; /* device should disable */ - ret = of_selftest_apply_overlay_check(13, 13, 1, 0, I2C_OVERLAY); + ret = of_unittest_apply_overlay_check(13, 13, 1, 0, I2C_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 13); + unittest(1, "overlay test %d passed\n", 13); } /* just check for i2c mux existence */ -static void of_selftest_overlay_i2c_14(void) +static void of_unittest_overlay_i2c_14(void) { } -static void of_selftest_overlay_i2c_15(void) +static void of_unittest_overlay_i2c_15(void) { int ret; /* device should enable */ - ret = of_selftest_apply_overlay_check(16, 15, 0, 1, I2C_OVERLAY); + ret = of_unittest_apply_overlay_check(16, 15, 0, 1, I2C_OVERLAY); if (ret != 0) return; - selftest(1, "overlay test %d passed\n", 15); + unittest(1, "overlay test %d passed\n", 15); } #else -static inline void of_selftest_overlay_i2c_14(void) { } -static inline void of_selftest_overlay_i2c_15(void) { } +static inline void of_unittest_overlay_i2c_14(void) { } +static inline void of_unittest_overlay_i2c_15(void) { } #endif -static void __init of_selftest_overlay(void) +static void __init of_unittest_overlay(void) { struct device_node *bus_np = NULL; int ret; - ret = platform_driver_register(&selftest_driver); + ret = platform_driver_register(&unittest_driver); if (ret != 0) { - selftest(0, "could not register selftest driver\n"); + unittest(0, "could not register unittest driver\n"); goto out; } bus_np = of_find_node_by_path(bus_path); if (bus_np == NULL) { - selftest(0, "could not find bus_path \"%s\"\n", bus_path); + unittest(0, "could not find bus_path \"%s\"\n", bus_path); goto out; } ret = of_platform_populate(bus_np, of_default_bus_match_table, NULL, NULL); if (ret != 0) { - selftest(0, "could not populate bus @ \"%s\"\n", bus_path); + unittest(0, "could not populate bus @ \"%s\"\n", bus_path); goto out; } - if (!of_selftest_device_exists(100, PDEV_OVERLAY)) { - selftest(0, "could not find selftest0 @ \"%s\"\n", - selftest_path(100, PDEV_OVERLAY)); + if (!of_unittest_device_exists(100, PDEV_OVERLAY)) { + unittest(0, "could not find unittest0 @ \"%s\"\n", + unittest_path(100, PDEV_OVERLAY)); goto out; } - if (of_selftest_device_exists(101, PDEV_OVERLAY)) { - selftest(0, "selftest1 @ \"%s\" should not exist\n", - selftest_path(101, PDEV_OVERLAY)); + if (of_unittest_device_exists(101, PDEV_OVERLAY)) { + unittest(0, "unittest1 @ \"%s\" should not exist\n", + unittest_path(101, PDEV_OVERLAY)); goto out; } - selftest(1, "basic infrastructure of overlays passed"); + unittest(1, "basic infrastructure of overlays passed"); /* tests in sequence */ - of_selftest_overlay_0(); - of_selftest_overlay_1(); - of_selftest_overlay_2(); - of_selftest_overlay_3(); - of_selftest_overlay_4(); - of_selftest_overlay_5(); - of_selftest_overlay_6(); - of_selftest_overlay_8(); - - of_selftest_overlay_10(); - of_selftest_overlay_11(); + of_unittest_overlay_0(); + of_unittest_overlay_1(); + of_unittest_overlay_2(); + of_unittest_overlay_3(); + of_unittest_overlay_4(); + of_unittest_overlay_5(); + of_unittest_overlay_6(); + of_unittest_overlay_8(); + + of_unittest_overlay_10(); + of_unittest_overlay_11(); #if IS_BUILTIN(CONFIG_I2C) - if (selftest(of_selftest_overlay_i2c_init() == 0, "i2c init failed\n")) + if (unittest(of_unittest_overlay_i2c_init() == 0, "i2c init failed\n")) goto out; - of_selftest_overlay_i2c_12(); - of_selftest_overlay_i2c_13(); - of_selftest_overlay_i2c_14(); - of_selftest_overlay_i2c_15(); + of_unittest_overlay_i2c_12(); + of_unittest_overlay_i2c_13(); + of_unittest_overlay_i2c_14(); + of_unittest_overlay_i2c_15(); - of_selftest_overlay_i2c_cleanup(); + of_unittest_overlay_i2c_cleanup(); #endif out: @@ -1860,16 +1860,16 @@ out: } #else -static inline void __init of_selftest_overlay(void) { } +static inline void __init of_unittest_overlay(void) { } #endif -static int __init of_selftest(void) +static int __init of_unittest(void) { struct device_node *np; int res; - /* adding data for selftest */ - res = selftest_data_add(); + /* adding data for unittest */ + res = unittest_data_add(); if (res) return res; if (!of_aliases) @@ -1882,27 +1882,27 @@ static int __init of_selftest(void) } of_node_put(np); - pr_info("start of selftest - you will see error messages\n"); - of_selftest_check_tree_linkage(); - of_selftest_check_phandles(); - of_selftest_find_node_by_name(); - of_selftest_dynamic(); - of_selftest_parse_phandle_with_args(); - of_selftest_property_string(); - of_selftest_property_copy(); - of_selftest_changeset(); - of_selftest_parse_interrupts(); - of_selftest_parse_interrupts_extended(); - of_selftest_match_node(); - of_selftest_platform_populate(); - of_selftest_overlay(); + pr_info("start of unittest - you will see error messages\n"); + of_unittest_check_tree_linkage(); + of_unittest_check_phandles(); + of_unittest_find_node_by_name(); + of_unittest_dynamic(); + of_unittest_parse_phandle_with_args(); + of_unittest_property_string(); + of_unittest_property_copy(); + of_unittest_changeset(); + of_unittest_parse_interrupts(); + of_unittest_parse_interrupts_extended(); + of_unittest_match_node(); + of_unittest_platform_populate(); + of_unittest_overlay(); /* Double check linkage after removing testcase data */ - of_selftest_check_tree_linkage(); + of_unittest_check_tree_linkage(); - pr_info("end of selftest - %i passed, %i failed\n", - selftest_results.passed, selftest_results.failed); + pr_info("end of unittest - %i passed, %i failed\n", + unittest_results.passed, unittest_results.failed); return 0; } -late_initcall(of_selftest); +late_initcall(of_unittest); diff --git a/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c b/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c index 42b87f95267c..8b6f6d5fdd68 100644 --- a/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c +++ b/drivers/video/fbdev/omap2/dss/omapdss-boot-init.c @@ -164,20 +164,15 @@ static void __init omapdss_walk_device(struct device_node *node, bool root) pn = of_graph_get_remote_port_parent(n); - if (!pn) { - of_node_put(n); + if (!pn) continue; - } if (!of_device_is_available(pn) || omapdss_list_contains(pn)) { of_node_put(pn); - of_node_put(n); continue; } omapdss_walk_device(pn, false); - - of_node_put(n); } } diff --git a/include/linux/of_graph.h b/include/linux/of_graph.h index befef42e015b..7bc92e050608 100644 --- a/include/linux/of_graph.h +++ b/include/linux/of_graph.h @@ -14,6 +14,8 @@ #ifndef __LINUX_OF_GRAPH_H #define __LINUX_OF_GRAPH_H +#include <linux/types.h> + /** * struct of_endpoint - the OF graph endpoint data structure * @port: identifier (value of reg property) of a port this endpoint belongs to @@ -26,9 +28,21 @@ struct of_endpoint { const struct device_node *local_node; }; +/** + * for_each_endpoint_of_node - iterate over every endpoint in a device node + * @parent: parent device node containing ports and endpoints + * @child: loop variable pointing to the current endpoint node + * + * When breaking out of the loop, of_node_put(child) has to be called manually. + */ +#define for_each_endpoint_of_node(parent, child) \ + for (child = of_graph_get_next_endpoint(parent, NULL); child != NULL; \ + child = of_graph_get_next_endpoint(parent, child)) + #ifdef CONFIG_OF int of_graph_parse_endpoint(const struct device_node *node, struct of_endpoint *endpoint); +struct device_node *of_graph_get_port_by_id(struct device_node *node, u32 id); struct device_node *of_graph_get_next_endpoint(const struct device_node *parent, struct device_node *previous); struct device_node *of_graph_get_remote_port_parent( @@ -42,6 +56,12 @@ static inline int of_graph_parse_endpoint(const struct device_node *node, return -ENOSYS; } +static inline struct device_node *of_graph_get_port_by_id( + struct device_node *node, u32 id) +{ + return NULL; +} + static inline struct device_node *of_graph_get_next_endpoint( const struct device_node *parent, struct device_node *previous) |