diff options
Diffstat (limited to 'arch/arm/mach-ux500/test/pwr.c')
| -rw-r--r-- | arch/arm/mach-ux500/test/pwr.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/test/pwr.c b/arch/arm/mach-ux500/test/pwr.c index 5d5d24a38ab..b03492a8fa5 100644 --- a/arch/arm/mach-ux500/test/pwr.c +++ b/arch/arm/mach-ux500/test/pwr.c @@ -19,13 +19,18 @@ #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> #include <linux/regulator/db8500-prcmu.h> +#include <linux/wakelock.h> #include <mach/hardware.h> #include <mach/pm.h> +#include "../pm/suspend_dbg.h" #include "../../../drivers/regulator/dbx500-prcmu.h" #include "../../../drivers/regulator/ab8500-debug.h" +/* To reach main_wake_lock */ +#include "../../../../kernel/power/power.h" + #define PRCC_PCKSR 0x010 #define PRCC_KCKSR 0x014 @@ -777,6 +782,50 @@ static int pwr_test_idle(struct seq_file *s, void *data) return 0; } +static bool suspend_testing; +static int suspend_test_length; + +static ssize_t pm_test_suspend_set(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + long unsigned val; + int err; + + err = kstrtoul_from_user(user_buf, count, 0, &val); + + if (err) + return err; + + suspend_test_length = (int)val; + + ux500_suspend_dbg_test_start(suspend_test_length); + + suspend_testing = true; + wake_unlock(&main_wake_lock); + + pr_info("Will do suspend %d times.\n", suspend_test_length); + return count; +} + +static int pwr_test_suspend_status(struct seq_file *s, void *data) +{ + bool ongoing = true; + bool success; + + if (!suspend_testing) { + pr_info("Suspend test not started\n"); + seq_printf(s, "FAIL\n"); + return 0; + } + + success = ux500_suspend_test_success(&ongoing); + + seq_printf(s, + "%s\n", ongoing ? "ONGOING" : (success ? "PASS" : "FAIL")); + + return 0; +} int dbx500_regulator_testcase(struct dbx500_regulator_info *regulator_info, int num_regulators) @@ -794,6 +843,14 @@ static int pwr_test_debugfs_open(struct inode *inode, NULL); } +static int pwr_test_suspend_debugfs_open(struct inode *inode, + struct file *file) +{ + return single_open(file, + pwr_test_suspend_status, + inode->i_private); +} + static const struct file_operations pwr_test_debugfs_ops = { .open = pwr_test_debugfs_open, .read = seq_read, @@ -801,6 +858,14 @@ static const struct file_operations pwr_test_debugfs_ops = { .release = single_release, }; +static const struct file_operations pwr_test_suspend_debugfs_ops = { + .open = pwr_test_suspend_debugfs_open, + .read = seq_read, + .write = pm_test_suspend_set, + .llseek = seq_lseek, + .release = single_release, +}; + static struct dentry *debugfs_dir; static int __init pwr_test_init(void) @@ -820,6 +885,16 @@ static int __init pwr_test_init(void) err = PTR_ERR(err_ptr); goto out; } + + err_ptr = debugfs_create_file("suspend", + S_IWUSR | S_IFREG | S_IRUGO, + debugfs_dir, NULL, + &pwr_test_suspend_debugfs_ops); + if (IS_ERR(err_ptr)) { + err = PTR_ERR(err_ptr); + goto out; + } + return 0; out: debugfs_remove_recursive(debugfs_dir); |