diff options
Diffstat (limited to 'kernel/testcases/lps001wp_prs/sensor_lps001wp_prs.c')
| -rw-r--r-- | kernel/testcases/lps001wp_prs/sensor_lps001wp_prs.c | 302 |
1 files changed, 302 insertions, 0 deletions
diff --git a/kernel/testcases/lps001wp_prs/sensor_lps001wp_prs.c b/kernel/testcases/lps001wp_prs/sensor_lps001wp_prs.c new file mode 100644 index 0000000..6e13f0d --- /dev/null +++ b/kernel/testcases/lps001wp_prs/sensor_lps001wp_prs.c @@ -0,0 +1,302 @@ +/* + * Copyright (C) 2011 ST-Ericsson + * License terms: GNU General Public License (GPL) version 2 + * + * Author: 2011, Naga Radhesh Y <naga.radheshy@stericsson.com> + */ + + +/******************************************************************************/ +/* Description: Test pressure and temperature values from LPS001WP +* driver. +* +* Test Assertion and Strategy: Assert if data is valid. +* +******************************************************************************/ + +/* Harness Specific Include Files. */ +#include "test.h" +#include "usctest.h" + +#include <sys/types.h> +#include <sys/ioctl.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> + +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +/* Extern Global Variables */ +extern int Tst_count; /* counter for tst_xxx routines. */ +extern char *TESTDIR; /* temporary dir created by tst_tmpdir() */ + +/* Global Variables */ +char *TCID = "lps001wp"; /* test program identifier. */ + +/* total number of tests in this file. */ +int TST_TOTAL = 1; + +#define INVALID_DATA_READ -1 +#define VALID_DATA 0 + +char *path_prs_enable = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/enable"; +char *path_prs_pollrate = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/pollrate_ms"; +char *path_prs_diffenable = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/diff_enable"; +char *path_prs_ref = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/press_reference"; +char *path_prs_lowpow_enable = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/lowpow_enable"; +char *path_prs_pressdata = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/press_data"; +char *path_prs_tempdata = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/temp_data"; +char *path_prs_deltapresdata = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/deltapr_data"; +char *path_prs_regval = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/reg_value"; +char *path_prs_regaddr = "/sys/devices/platform/nmk-i2c.2/i2c-2/2-005c/reg_addr"; + +int get_val() +{ + FILE *f; + int data, ret; + + f = fopen(path_prs_pressdata, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%d", &data) != 1) + ret = INVALID_DATA_READ; + else + ret = VALID_DATA; + + close(f); + + f = fopen(path_prs_tempdata, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%d", &data) != 1) + ret = INVALID_DATA_READ; + else + ret = VALID_DATA; + + close(f); + + f = fopen(path_prs_deltapresdata, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%d", &data) != 1) + ret = INVALID_DATA_READ; + else + ret = VALID_DATA; + + close(f); + return ret; +} + +int prs_set_properties() +{ + FILE *f; + unsigned long val = 0; + + f = fopen(path_prs_pollrate, "w"); + if (f == NULL) + return -1; + + /*write sampling rate value */ + if (fputc((int)'0', f) == EOF) + val = EOF; + if (fputs("500", f) == EOF) + val = EOF; + fclose(f); + + /*write Diff enable value */ + f = fopen(path_prs_diffenable, "w"); + if (f == NULL) + return -1; + + if (fputc((int)'0', f) == EOF) + val = EOF; + fclose(f); + + /*write ref pressure value */ + f = fopen(path_prs_ref, "w"); + if (f == NULL) + return -1; + + if (fputc((int)'0', f) == EOF) + val = EOF; + fclose(f); + + /*write ref pressure value */ + f = fopen(path_prs_lowpow_enable, "w"); + if (f == NULL) + return -1; + + if (fputc((int)'0', f) == EOF) + val = EOF; + fclose(f); + + /*write ref pressure value */ + f = fopen(path_prs_regaddr, "w"); + if (f == NULL) + return -1; + + if (fputs("0x34", f) == EOF) + val = EOF; + fclose(f); + + return val; +} + + +int prs_set_mode() +{ + FILE *f; + unsigned long val = 0; + + /* Read all the sysfs nodes to cover + * code flow in error case scenarios + */ + prs_set_properties(); + get_val(); + + f = fopen(path_prs_enable, "w"); + if (f == NULL) + return -1; + + /* Activate LSM device */ + if (fputc((int)'1', f) == EOF) + val = EOF; + fclose(f); + return val; +} + +int prs_get_properties() +{ + FILE *f; + int data; + unsigned long val = 0; + + f = fopen(path_prs_pollrate, "r"); + if (f == NULL) + return -1; + + /*read sampling rate value */ + if (fscanf(f, "%d", &data) != 1) + val = EOF; + fclose(f); + + /*read Diff enable value */ + f = fopen(path_prs_diffenable, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%d", &data) != 1) + val = EOF; + fclose(f); + + /*read ref pressure value */ + f = fopen(path_prs_ref, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%d", &data) != 1) + val = EOF; + fclose(f); + + /*read ref pressure value */ + f = fopen(path_prs_lowpow_enable, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%d", &data) != 1) + val = EOF; + fclose(f); + + /*read ref pressure value */ + f = fopen(path_prs_regval, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%d", &data) != 1) + val = EOF; + fclose(f); + + return val; +} + +int main(int argc, const char **argv) +{ + + int lc; /* loop counter */ + char *msg; /* message returned from parse_opts */ + + /*************************************************************** + * parse standard options + ***************************************************************/ + if ((msg = parse_opts(argc, argv, (option_t *) NULL, NULL)) != (char *) NULL) { + tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); + tst_exit(); + } + + /*************************************************************** + * check looping state if -c option given + ***************************************************************/ + for (lc = 0; TEST_LOOPING(lc); lc++) { + + /*************************************************************** + * only perform functional verification if flag set (-f not given) + ***************************************************************/ + if (STD_FUNCTIONAL_TEST) { + + for (Tst_count = 0; Tst_count < TST_TOTAL;) { + + switch (Tst_count) { + case 0: + TEST(prs_set_mode()); + if (TEST_RETURN == 0) + tst_resm(TPASS, "Functional test %d OK\n", Tst_count); + else if (TEST_RETURN == EOF) + tst_resm(TFAIL, "Functional test %d failed. Error activating pres sensor," + "confirm hardware presence. TCID: %s File: %s", Tst_count, TCID, __FILE__); + else + tst_resm(TFAIL, "Functional test %d failed. FilePath: %s not found. TCID: %s File: %s\n" + , Tst_count, path_prs_enable, TCID, __FILE__); + + TEST(prs_set_properties()); + if (TEST_RETURN == 0) + tst_resm(TPASS, "Functional test %d OK\n", Tst_count); + else if (TEST_RETURN == EOF) + tst_resm(TFAIL, "Functional test %d failed. Error setting pres sensor properties," + "TCID: %s File: %s", Tst_count, TCID, __FILE__); + else + tst_resm(TFAIL, "Functional test %d failed. TCID: %s File: %s\n", Tst_count, TCID, __FILE__); + + TEST(get_val()); + if (TEST_RETURN == 0) + tst_resm(TPASS, "Functional test %d OK\n", Tst_count); + else if (TEST_RETURN == INVALID_DATA_READ) { + tst_resm(TFAIL, "Functional test %d failed. pres sensor values not read completely" + "TCID: %s File: %s", Tst_count, TCID, __FILE__); + } else { + tst_resm(TFAIL, "Functional test %d failed. Filepath: %s not found. TCID: %s File: %s\n" + , Tst_count, path_prs_pressdata, TCID, __FILE__); + } + + TEST(prs_get_properties()); + if (TEST_RETURN == 0) + tst_resm(TPASS, "Functional test %d OK\n", Tst_count); + else if (TEST_RETURN > 0) { + tst_resm(TFAIL, "Functional test %d failed. pres sensor values not read completely" + "TCID: %s File: %s", Tst_count, TCID, __FILE__); + } else { + tst_resm(TFAIL, "Functional test %d failed. TCID: %s File: %s\n", Tst_count, TCID, __FILE__); + } + break; + } + } + } + tst_exit(); + return 0; + } +} |