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Diffstat (limited to 'drivers/spi/spi-loopback-test.c')
| -rw-r--r-- | drivers/spi/spi-loopback-test.c | 8 | 
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/spi/spi-loopback-test.c b/drivers/spi/spi-loopback-test.c index 313106eb8d40..675a73cf1579 100644 --- a/drivers/spi/spi-loopback-test.c +++ b/drivers/spi/spi-loopback-test.c @@ -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 */  |