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cros_ec: Add a function for the hello message

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This is used several times in this file. Put it in a function to avoid
code duplication.

Also add a test for this function. There are no cros_ec tests at present,
so it is time to update the code.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2021-01-16 14:52:22 -07:00
parent 3096ee866e
commit d8e9a93895
6 changed files with 101 additions and 15 deletions
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1
test/dm/Makefile
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@@ -24,6 +24,7 @@ obj-$(CONFIG_BLK) += blk.o
obj-$(CONFIG_BUTTON) += button.o
obj-$(CONFIG_DM_BOOTCOUNT) += bootcount.o
obj-$(CONFIG_CLK) += clk.o clk_ccf.o
obj-$(CONFIG_CROS_EC) += cros_ec.o
obj-$(CONFIG_DEVRES) += devres.o
obj-$(CONFIG_VIDEO_MIPI_DSI) += dsi_host.o
obj-$(CONFIG_DM_ETH) += eth.o

32
test/dm/cros_ec.c Normal file
View File

@@ -0,0 +1,32 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2021 Google LLC
*/
#include <common.h>
#include <cros_ec.h>
#include <dm.h>
#include <asm/test.h>
#include <dm/test.h>
#include <test/ut.h>
static int dm_test_cros_ec_hello(struct unit_test_state *uts)
{
struct udevice *dev;
uint val;
ut_assertok(uclass_first_device_err(UCLASS_CROS_EC, &dev));
ut_assertok(cros_ec_hello(dev, NULL));
val = 0xdead1357;
ut_assertok(cros_ec_hello(dev, &val));
ut_asserteq(0xdead1357, val);
sandbox_cros_ec_set_test_flags(dev, CROSECT_BREAK_HELLO);
ut_asserteq(-ENOTSYNC, cros_ec_hello(dev, &val));
ut_asserteq(0x12345678, val);
return 0;
}
DM_TEST(dm_test_cros_ec_hello, UT_TESTF_SCAN_FDT);