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Date: Thu, 22 Feb 2018 02:05:28 +0200 From: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com> To: dri-devel@...ts.freedesktop.org Cc: linux-renesas-soc@...r.kernel.org, Pantelis Antoniou <pantelis.antoniou@...sulko.com>, Rob Herring <robh@...nel.org>, Frank Rowand <frowand.list@...il.com>, Matt Porter <mporter@...sulko.com>, Koen Kooi <koen@...inion.thruhere.net>, Guenter Roeck <linux@...ck-us.net>, Marek Vasut <marex@...x.de>, Wolfram Sang <wsa@...-dreams.de>, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org Subject: [PATCH v5 5/8] of: unittest: changeset helpers From: Pantelis Antoniou <pantelis.antoniou@...sulko.com> Add a unitest specific for the new changeset helpers. Signed-off-by: Pantelis Antoniou <pantelis.antoniou@...sulko.com> [Use IS_ENABLED instead of #ifdef] Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com> Reviewed-by: Rob Herring <robh@...nel.org> --- drivers/of/unittest.c | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 7a9abaae874d..1b21d2c549a8 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -609,6 +609,59 @@ static void __init of_unittest_changeset(void) #endif } +static void __init of_unittest_changeset_helper(void) +{ +#ifdef CONFIG_OF_DYNAMIC + struct device_node *n1, *n2, *n21, *parent, *np; + struct of_changeset chgset; + + of_changeset_init(&chgset); + + parent = of_find_node_by_path("/testcase-data/changeset"); + + unittest(parent, "testcase setup failure\n"); + n1 = of_changeset_create_device_node(&chgset, + parent, "/testcase-data/changeset/n1"); + unittest(n1, "testcase setup failure\n"); + n2 = of_changeset_create_device_node(&chgset, + parent, "/testcase-data/changeset/n2"); + unittest(n2, "testcase setup failure\n"); + n21 = of_changeset_create_device_node(&chgset, n2, "%s/%s", + "/testcase-data/changeset/n2", "n21"); + unittest(n21, "testcase setup failure\n"); + + unittest(!of_changeset_add_property_string(&chgset, parent, + "prop-add", "foo"), "fail add prop\n"); + + unittest(!of_changeset_attach_node(&chgset, n1), "fail n1 attach\n"); + unittest(!of_changeset_attach_node(&chgset, n2), "fail n2 attach\n"); + unittest(!of_changeset_attach_node(&chgset, n21), "fail n21 attach\n"); + + unittest(!of_changeset_apply(&chgset), "apply failed\n"); + + /* Make sure node names are constructed correctly */ + np = of_find_node_by_path("/testcase-data/changeset/n1"); + unittest(np, "'%s' not added\n", n1->full_name); + of_node_put(np); + + /* Make sure node names are constructed correctly */ + np = of_find_node_by_path("/testcase-data/changeset/n2"); + unittest(np, "'%s' not added\n", n2->full_name); + of_node_put(np); + + np = of_find_node_by_path("/testcase-data/changeset/n2/n21"); + unittest(np, "'%s' not added\n", n21->full_name); + of_node_put(np); + + unittest(!of_changeset_revert(&chgset), "revert failed\n"); + + of_changeset_destroy(&chgset); + + of_node_put(parent); +#endif +} + + static void __init of_unittest_parse_interrupts(void) { struct device_node *np; @@ -2363,6 +2416,7 @@ static int __init of_unittest(void) of_unittest_property_string(); of_unittest_property_copy(); of_unittest_changeset(); + of_unittest_changeset_helper(); of_unittest_parse_interrupts(); of_unittest_parse_interrupts_extended(); of_unittest_match_node(); -- Regards, Laurent Pinchart
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