From ce891fcada6638c39a0de28f821cfa2b9406440c Mon Sep 17 00:00:00 2001 From: Patrick Delaunay Date: Mon, 13 Jan 2020 11:34:56 +0100 Subject: dm: core: add ofnode and dev function to iterate on node property Add functions to iterate on all property with livetree - dev_read_first_prop - dev_read_next_prop - dev_read_prop_by_prop and - ofnode_get_first_property - ofnode_get_next_property - ofnode_get_property_by_prop And helper: dev_for_each_property For example: struct ofprop property; dev_for_each_property(property, config) { value = dev_read_prop_by_prop(&property, &propname, &len); or: for (res = ofnode_get_first_property(node, &property); !res; res = ofnode_get_next_property(&property)) { value = ofnode_get_property_by_prop(&property, &propname, &len); .... } Signed-off-by: Patrick Delaunay Reviewed-by: Simon Glass --- test/dm/Makefile | 3 ++- test/dm/ofread.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 52 insertions(+), 1 deletion(-) create mode 100644 test/dm/ofread.c (limited to 'test') diff --git a/test/dm/Makefile b/test/dm/Makefile index f55874c0f2..6c18fd04ce 100644 --- a/test/dm/Makefile +++ b/test/dm/Makefile @@ -31,8 +31,9 @@ obj-y += irq.o obj-$(CONFIG_LED) += led.o obj-$(CONFIG_DM_MAILBOX) += mailbox.o obj-$(CONFIG_DM_MMC) += mmc.o -obj-y += ofnode.o obj-y += fdtdec.o +obj-y += ofnode.o +obj-y += ofread.o obj-$(CONFIG_OSD) += osd.o obj-$(CONFIG_DM_VIDEO) += panel.o obj-$(CONFIG_DM_PCI) += pci.o diff --git a/test/dm/ofread.c b/test/dm/ofread.c new file mode 100644 index 0000000000..f2a1382259 --- /dev/null +++ b/test/dm/ofread.c @@ -0,0 +1,50 @@ +// SPDX-License-Identifier: GPL-2.0+ + +#include +#include +#include +#include + +static int dm_test_ofnode_get_property_by_prop(struct unit_test_state *uts) +{ + ofnode node; + struct ofprop prop; + const void *value; + const char *propname; + int res, len, count = 0; + + node = ofnode_path("/cros-ec/flash"); + for (res = ofnode_get_first_property(node, &prop); + !res; + res = ofnode_get_next_property(&prop)) { + value = ofnode_get_property_by_prop(&prop, &propname, &len); + ut_assertnonnull(value); + switch (count) { + case 0: + ut_asserteq_str("image-pos", propname); + ut_asserteq(4, len); + break; + case 1: + ut_asserteq_str("size", propname); + ut_asserteq(4, len); + break; + case 2: + ut_asserteq_str("erase-value", propname); + ut_asserteq(4, len); + break; + case 3: + /* only for platdata */ + ut_asserteq_str("name", propname); + ut_asserteq(6, len); + ut_asserteq_str("flash", value); + break; + default: + break; + } + count++; + } + + return 0; +} +DM_TEST(dm_test_ofnode_get_property_by_prop, + DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); -- cgit v1.2.3