diff options
Diffstat (limited to 'arch/arm/mach-msm/clock-debug.c')
-rw-r--r-- | arch/arm/mach-msm/clock-debug.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/arch/arm/mach-msm/clock-debug.c b/arch/arm/mach-msm/clock-debug.c deleted file mode 100644 index b0fbdf1cbdd1..000000000000 --- a/arch/arm/mach-msm/clock-debug.c +++ /dev/null @@ -1,130 +0,0 @@ -/* - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2007-2010, Code Aurora Forum. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/ctype.h> -#include <linux/debugfs.h> -#include <linux/clk.h> -#include "clock.h" - -static int clock_debug_rate_set(void *data, u64 val) -{ - struct clk *clock = data; - int ret; - - /* Only increases to max rate will succeed, but that's actually good - * for debugging purposes so we don't check for error. */ - if (clock->flags & CLK_MAX) - clk_set_max_rate(clock, val); - if (clock->flags & CLK_MIN) - ret = clk_set_min_rate(clock, val); - else - ret = clk_set_rate(clock, val); - if (ret != 0) - printk(KERN_ERR "clk_set%s_rate failed (%d)\n", - (clock->flags & CLK_MIN) ? "_min" : "", ret); - return ret; -} - -static int clock_debug_rate_get(void *data, u64 *val) -{ - struct clk *clock = data; - *val = clk_get_rate(clock); - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(clock_rate_fops, clock_debug_rate_get, - clock_debug_rate_set, "%llu\n"); - -static int clock_debug_enable_set(void *data, u64 val) -{ - struct clk *clock = data; - int rc = 0; - - if (val) - rc = clock->ops->enable(clock->id); - else - clock->ops->disable(clock->id); - - return rc; -} - -static int clock_debug_enable_get(void *data, u64 *val) -{ - struct clk *clock = data; - - *val = clock->ops->is_enabled(clock->id); - - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(clock_enable_fops, clock_debug_enable_get, - clock_debug_enable_set, "%llu\n"); - -static int clock_debug_local_get(void *data, u64 *val) -{ - struct clk *clock = data; - - *val = clock->ops->is_local(clock->id); - - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(clock_local_fops, clock_debug_local_get, - NULL, "%llu\n"); - -static struct dentry *debugfs_base; - -int __init clock_debug_init(void) -{ - debugfs_base = debugfs_create_dir("clk", NULL); - if (!debugfs_base) - return -ENOMEM; - return 0; -} - -int __init clock_debug_add(struct clk *clock) -{ - char temp[50], *ptr; - struct dentry *clk_dir; - - if (!debugfs_base) - return -ENOMEM; - - strlcpy(temp, clock->dbg_name, ARRAY_SIZE(temp)); - for (ptr = temp; *ptr; ptr++) - *ptr = tolower(*ptr); - - clk_dir = debugfs_create_dir(temp, debugfs_base); - if (!clk_dir) - return -ENOMEM; - - if (!debugfs_create_file("rate", S_IRUGO | S_IWUSR, clk_dir, - clock, &clock_rate_fops)) - goto error; - - if (!debugfs_create_file("enable", S_IRUGO | S_IWUSR, clk_dir, - clock, &clock_enable_fops)) - goto error; - - if (!debugfs_create_file("is_local", S_IRUGO, clk_dir, clock, - &clock_local_fops)) - goto error; - return 0; -error: - debugfs_remove_recursive(clk_dir); - return -ENOMEM; -} |