Lines Matching +full:opp +full:- +full:suspend
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Generic OPP debugfs interface
5 * Copyright (C) 2015-2016 Viresh Kumar <viresh.kumar@linaro.org>
18 #include "opp.h"
24 if (dev->parent)
25 snprintf(name, NAME_MAX, "%s-%s", dev_name(dev->parent),
31 void opp_debug_remove_one(struct dev_pm_opp *opp)
33 debugfs_remove_recursive(opp->dentry);
39 struct icc_path *path = fp->private_data;
56 static void opp_debug_create_bw(struct dev_pm_opp *opp,
61 char name[] = "icc-path-XXXXXXXXXXX"; /* Integers can take 11 chars max */
64 for (i = 0; i < opp_table->path_count; i++) {
65 snprintf(name, sizeof(name), "icc-path-%d", i);
67 /* Create per-path directory */
70 debugfs_create_file("name", S_IRUGO, d, opp_table->paths[i],
73 &opp->bandwidth[i].peak);
75 &opp->bandwidth[i].avg);
79 static void opp_debug_create_clks(struct dev_pm_opp *opp,
86 if (opp_table->clk_count == 1) {
87 debugfs_create_ulong("rate_hz", S_IRUGO, pdentry, &opp->rates[0]);
91 for (i = 0; i < opp_table->clk_count; i++) {
93 debugfs_create_ulong(name, S_IRUGO, pdentry, &opp->rates[i]);
97 static void opp_debug_create_supplies(struct dev_pm_opp *opp,
104 for (i = 0; i < opp_table->regulator_count; i++) {
105 char name[] = "supply-XXXXXXXXXXX"; /* Integers can take 11 chars max */
107 snprintf(name, sizeof(name), "supply-%d", i);
109 /* Create per-opp directory */
113 &opp->supplies[i].u_volt);
116 &opp->supplies[i].u_volt_min);
119 &opp->supplies[i].u_volt_max);
122 &opp->supplies[i].u_amp);
125 &opp->supplies[i].u_watt);
129 void opp_debug_create_one(struct dev_pm_opp *opp, struct opp_table *opp_table)
131 struct dentry *pdentry = opp_table->dentry;
134 char name[25]; /* 20 chars for 64 bit value + 5 (opp:\0) */
137 * Get directory name for OPP.
139 * - Normally rate is unique to each OPP, use it to get unique opp-name.
140 * - For some devices rate isn't available or there are multiple, use
143 if (likely(opp_table->clk_count == 1 && opp->rates[0]))
144 id = opp->rates[0];
148 snprintf(name, sizeof(name), "opp:%lu", id);
150 /* Create per-opp directory */
153 debugfs_create_bool("available", S_IRUGO, d, &opp->available);
154 debugfs_create_bool("dynamic", S_IRUGO, d, &opp->dynamic);
155 debugfs_create_bool("turbo", S_IRUGO, d, &opp->turbo);
156 debugfs_create_bool("suspend", S_IRUGO, d, &opp->suspend);
157 debugfs_create_u32("level", S_IRUGO, d, &opp->level);
159 &opp->clock_latency_ns);
161 opp->of_name = of_node_full_name(opp->np);
162 debugfs_create_str("of_name", S_IRUGO, d, (char **)&opp->of_name);
164 opp_debug_create_clks(opp, opp_table, d);
165 opp_debug_create_supplies(opp, opp_table, d);
166 opp_debug_create_bw(opp, opp_table, d);
168 opp->dentry = d;
174 const struct device *dev = opp_dev->dev;
177 opp_set_dev_name(dev, opp_table->dentry_name);
180 d = debugfs_create_dir(opp_table->dentry_name, rootdir);
182 opp_dev->dentry = d;
183 opp_table->dentry = d;
191 opp_set_dev_name(opp_dev->dev, name);
194 opp_dev->dentry = debugfs_create_symlink(name, rootdir,
195 opp_table->dentry_name);
199 * opp_debug_register - add a device opp node to the debugfs 'opp' directory
200 * @opp_dev: opp-dev pointer for device
201 * @opp_table: the device-opp being added
203 * Dynamically adds device specific directory in debugfs 'opp' directory. If the
204 * device-opp is shared with other devices, then links will be created for all
209 if (opp_table->dentry)
222 /* Look for next opp-dev */
223 list_for_each_entry(iter, &opp_table->dev_list, node)
232 dev = new_dev->dev;
233 debugfs_remove_recursive(new_dev->dentry);
235 opp_set_dev_name(dev, opp_table->dentry_name);
237 err = debugfs_change_name(opp_dev->dentry, "%s", opp_table->dentry_name);
240 __func__, dev_name(opp_dev->dev), dev_name(dev));
244 new_dev->dentry = opp_table->dentry = opp_dev->dentry;
248 * opp_debug_unregister - remove a device opp node from debugfs opp directory
249 * @opp_dev: opp-dev pointer for device
250 * @opp_table: the device-opp being removed
252 * Dynamically removes device specific directory from debugfs 'opp' directory.
257 if (opp_dev->dentry == opp_table->dentry) {
259 if (!list_is_singular(&opp_table->dev_list)) {
263 opp_table->dentry = NULL;
266 debugfs_remove_recursive(opp_dev->dentry);
269 opp_dev->dentry = NULL;
274 /* Create /sys/kernel/debug/opp directory */
275 rootdir = debugfs_create_dir("opp", NULL);