diff options
Diffstat (limited to 'kernel/testcases/proximity/prox_sfh7741.c')
| -rw-r--r-- | kernel/testcases/proximity/prox_sfh7741.c | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/kernel/testcases/proximity/prox_sfh7741.c b/kernel/testcases/proximity/prox_sfh7741.c new file mode 100644 index 0000000..49a07c4 --- /dev/null +++ b/kernel/testcases/proximity/prox_sfh7741.c @@ -0,0 +1,206 @@ +/* + * Copyright (C) 2011 ST-Ericsson + * License terms: GNU General Public License (GPL) version 2 + * + * Author: 2011, Chethan Krishna N <chethan.krishna@stericsson.com> + */ + + +/******************************************************************************/ +/* Description: Test if proximity value from proximity driver is reasonable +/* +/* Test Assertion and Strategy: Assert if value is within range. +/******************************************************************************/ + +/* 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 <sys/utsname.h> +#include <sys/time.h> +#include <linux/input.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 = "prox_sfh7741"; /* test program identifier. */ + +/* total number of tests in this file. */ +int TST_TOTAL = 1; + +#define FISHY_PROXIMITY_VALUE -10 +#define PROXIMITY_NEAR_VALUE 0 +#define PROXIMITY_FAR_VALUE 100000 + +char *filepath_input = "/dev/input/event0"; +char *filepath = "/sys/devices/platform/sensors1p.0/proximity"; +char *filepath_activate = "/sys/devices/platform/sensors1p.0/proximity_activate"; + +int set_val() +{ + FILE *f; + unsigned long val = -1; + + f = fopen(filepath_activate, "w"); + if (f == NULL) + return -1; + + /* Activate Proximity driver */ + if (fputc((int)'1', f) == EOF) + val = EOF; + else + val = 0; + + fclose(f); + return val; +} + +int get_val(char *fname) +{ + FILE *f; + unsigned long val = -1; + + f = fopen(fname, "r"); + if (f == NULL) + return -1; + + if (fscanf(f, "%ld", &val) > 0) { + + /* Reasonable values */ + if (val >= PROXIMITY_NEAR_VALUE && val <= PROXIMITY_FAR_VALUE) + val = 0; + else + val = FISHY_PROXIMITY_VALUE; + } + fclose(f); + return val; +} +int get_interrupt_val() +{ + int fd = -1,retval = -1; + fd_set read_set; + struct input_event ev; + struct timeval tv; + int val = -1; + int size = sizeof(struct input_event); + + /*Initialise the structures*/ + memset(&ev, 0x00, sizeof(ev)); + memset(&tv, 0x00, sizeof(tv)); + /* open input device */ + if ((fd = open(filepath_input, O_RDONLY)) == -1) + return -1; + /*Intialise the read descriptor*/ + FD_ZERO(&read_set); + FD_SET(fd,&read_set); + /* Wait up to five seconds. */ + tv.tv_sec = 1; + tv.tv_usec = 0; + retval = select(fd+1, &read_set, NULL, NULL, &tv); + if (retval > 0 ) { + /* FD_ISSET(0, &rfds) will be true. */ + if (FD_ISSET(fd, &read_set)) { + read(fd, &ev, size ); + if(11 == ev.code) { + if (ev.value >= PROXIMITY_NEAR_VALUE && ev.value <= PROXIMITY_FAR_VALUE) + val = 0; + else + val = FISHY_PROXIMITY_VALUE; + } + } + } + else if(retval == -1) { + return -1; + } + else { + val = 0; + } + if(fd > 0) + close(fd); + return val; +} + + +int main(int argc, const char **argv) +{ + + int lc; /* loop counter */ + char *msg; /* message returned from parse_opts */ + struct utsname buf; + + /*************************************************************** + * 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: + uname(&buf); + if(strncmp(buf.release,"3.0",3) == 0) { + TEST(get_interrupt_val()); + if (TEST_RETURN == 0) + tst_resm(TPASS, "Functional test %d OK\n", Tst_count); + else if (TEST_RETURN == FISHY_PROXIMITY_VALUE) { + tst_resm(TFAIL, "Functional test %d failed. proximity value not valid" + "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, filepath, TCID, __FILE__); + } + } + else { + TEST(set_val()); + 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 when activating proximity. 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, filepath_activate, TCID, __FILE__); + + TEST(get_val(filepath)); + if (TEST_RETURN == 0) + tst_resm(TPASS, "Functional test %d OK\n", Tst_count); + else if (TEST_RETURN == FISHY_PROXIMITY_VALUE) { + tst_resm(TFAIL, "Functional test %d failed. proximity value not valid" + "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, filepath, TCID, __FILE__); + } + } + break; + } + } + } + tst_exit(); + return 0; + } +} |