Unverified Commit 6d87552c authored by Rohit Ner's avatar Rohit Ner Committed by Mark Brown
Browse files

spi: spi-loopback-test: Add module param for iteration length 



SPI test framework is designed to run each test case for
a list of lengths.
Introduce a module parameter to limit the iterations
to a single value among the list of lengths.

Signed-off-by: default avatarRohit Ner <rohitner@google.com>
Link: https://lore.kernel.org/r/20230412202009.3750955-2-rohitner@google.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 909fac05

drivers/spi/spi-loopback-test.c

+8 −0
Original line number Diff line number Diff line
@@ -53,6 +53,12 @@ module_param(no_cs, int, 0); 
MODULE_PARM_DESC(no_cs,

		 "if set Chip Select (CS) will not be used");



/* run tests only for a specific length */

static int run_only_iter_len = -1;

module_param(run_only_iter_len, int, 0);

MODULE_PARM_DESC(run_only_iter_len,

		 "only run tests for a length of this number in iterate_len list");



/* run only a specific test */

static int run_only_test = -1;

module_param(run_only_test, int, 0);
@@ -1033,6 +1039,8 @@ int spi_test_run_test(struct spi_device *spi, const struct spi_test *test, 


	for (idx_len = 0; idx_len < SPI_TEST_MAX_ITERATE &&

	     (len = test->iterate_len[idx_len]) != -1; idx_len++) {

		if ((run_only_iter_len > -1) && len != run_only_iter_len)

			continue;

		FOR_EACH_ALIGNMENT(tx_align) {

			FOR_EACH_ALIGNMENT(rx_align) {

				/* and run the iteration */