Lines Matching +full:opp +full:- +full:specific
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) in opp_set_dev_name()
25 snprintf(name, NAME_MAX, "%s-%s", dev_name(dev->parent), in opp_set_dev_name()
31 void opp_debug_remove_one(struct dev_pm_opp *opp) in opp_debug_remove_one() argument
33 debugfs_remove_recursive(opp->dentry); in opp_debug_remove_one()
39 struct icc_path *path = fp->private_data; in bw_name_read()
54 static void opp_debug_create_bw(struct dev_pm_opp *opp, in opp_debug_create_bw() argument
62 for (i = 0; i < opp_table->path_count; i++) { in opp_debug_create_bw()
63 snprintf(name, sizeof(name), "icc-path-%.1d", i); in opp_debug_create_bw()
65 /* Create per-path directory */ in opp_debug_create_bw()
68 debugfs_create_file("name", S_IRUGO, d, opp_table->paths[i], in opp_debug_create_bw()
71 &opp->bandwidth[i].peak); in opp_debug_create_bw()
73 &opp->bandwidth[i].avg); in opp_debug_create_bw()
77 static void opp_debug_create_clks(struct dev_pm_opp *opp, in opp_debug_create_clks() argument
84 if (opp_table->clk_count == 1) { in opp_debug_create_clks()
85 debugfs_create_ulong("rate_hz", S_IRUGO, pdentry, &opp->rates[0]); in opp_debug_create_clks()
89 for (i = 0; i < opp_table->clk_count; i++) { in opp_debug_create_clks()
91 debugfs_create_ulong(name, S_IRUGO, pdentry, &opp->rates[i]); in opp_debug_create_clks()
95 static void opp_debug_create_supplies(struct dev_pm_opp *opp, in opp_debug_create_supplies() argument
102 for (i = 0; i < opp_table->regulator_count; i++) { in opp_debug_create_supplies()
105 snprintf(name, sizeof(name), "supply-%d", i); in opp_debug_create_supplies()
107 /* Create per-opp directory */ in opp_debug_create_supplies()
111 &opp->supplies[i].u_volt); in opp_debug_create_supplies()
114 &opp->supplies[i].u_volt_min); in opp_debug_create_supplies()
117 &opp->supplies[i].u_volt_max); in opp_debug_create_supplies()
120 &opp->supplies[i].u_amp); in opp_debug_create_supplies()
123 &opp->supplies[i].u_watt); in opp_debug_create_supplies()
127 void opp_debug_create_one(struct dev_pm_opp *opp, struct opp_table *opp_table) in opp_debug_create_one() argument
129 struct dentry *pdentry = opp_table->dentry; in opp_debug_create_one()
132 char name[25]; /* 20 chars for 64 bit value + 5 (opp:\0) */ in opp_debug_create_one()
135 * Get directory name for OPP. in opp_debug_create_one()
137 * - Normally rate is unique to each OPP, use it to get unique opp-name. in opp_debug_create_one()
138 * - For some devices rate isn't available or there are multiple, use in opp_debug_create_one()
141 if (likely(opp_table->clk_count == 1 && opp->rates[0])) in opp_debug_create_one()
142 id = opp->rates[0]; in opp_debug_create_one()
146 snprintf(name, sizeof(name), "opp:%lu", id); in opp_debug_create_one()
148 /* Create per-opp directory */ in opp_debug_create_one()
151 debugfs_create_bool("available", S_IRUGO, d, &opp->available); in opp_debug_create_one()
152 debugfs_create_bool("dynamic", S_IRUGO, d, &opp->dynamic); in opp_debug_create_one()
153 debugfs_create_bool("turbo", S_IRUGO, d, &opp->turbo); in opp_debug_create_one()
154 debugfs_create_bool("suspend", S_IRUGO, d, &opp->suspend); in opp_debug_create_one()
155 debugfs_create_u32("level", S_IRUGO, d, &opp->level); in opp_debug_create_one()
157 &opp->clock_latency_ns); in opp_debug_create_one()
159 opp->of_name = of_node_full_name(opp->np); in opp_debug_create_one()
160 debugfs_create_str("of_name", S_IRUGO, d, (char **)&opp->of_name); in opp_debug_create_one()
162 opp_debug_create_clks(opp, opp_table, d); in opp_debug_create_one()
163 opp_debug_create_supplies(opp, opp_table, d); in opp_debug_create_one()
164 opp_debug_create_bw(opp, opp_table, d); in opp_debug_create_one()
166 opp->dentry = d; in opp_debug_create_one()
172 const struct device *dev = opp_dev->dev; in opp_list_debug_create_dir()
175 opp_set_dev_name(dev, opp_table->dentry_name); in opp_list_debug_create_dir()
177 /* Create device specific directory */ in opp_list_debug_create_dir()
178 d = debugfs_create_dir(opp_table->dentry_name, rootdir); in opp_list_debug_create_dir()
180 opp_dev->dentry = d; in opp_list_debug_create_dir()
181 opp_table->dentry = d; in opp_list_debug_create_dir()
189 opp_set_dev_name(opp_dev->dev, name); in opp_list_debug_create_link()
191 /* Create device specific directory link */ in opp_list_debug_create_link()
192 opp_dev->dentry = debugfs_create_symlink(name, rootdir, in opp_list_debug_create_link()
193 opp_table->dentry_name); in opp_list_debug_create_link()
197 * opp_debug_register - add a device opp node to the debugfs 'opp' directory
198 * @opp_dev: opp-dev pointer for device
199 * @opp_table: the device-opp being added
201 * Dynamically adds device specific directory in debugfs 'opp' directory. If the
202 * device-opp is shared with other devices, then links will be created for all
207 if (opp_table->dentry) in opp_debug_register()
220 /* Look for next opp-dev */ in opp_migrate_dentry()
221 list_for_each_entry(iter, &opp_table->dev_list, node) in opp_migrate_dentry()
230 dev = new_dev->dev; in opp_migrate_dentry()
231 debugfs_remove_recursive(new_dev->dentry); in opp_migrate_dentry()
233 opp_set_dev_name(dev, opp_table->dentry_name); in opp_migrate_dentry()
235 dentry = debugfs_rename(rootdir, opp_dev->dentry, rootdir, in opp_migrate_dentry()
236 opp_table->dentry_name); in opp_migrate_dentry()
239 __func__, dev_name(opp_dev->dev), dev_name(dev)); in opp_migrate_dentry()
243 new_dev->dentry = dentry; in opp_migrate_dentry()
244 opp_table->dentry = dentry; in opp_migrate_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) { in opp_debug_unregister()
259 if (!list_is_singular(&opp_table->dev_list)) { in opp_debug_unregister()
263 opp_table->dentry = NULL; in opp_debug_unregister()
266 debugfs_remove_recursive(opp_dev->dentry); in opp_debug_unregister()
269 opp_dev->dentry = NULL; in opp_debug_unregister()
274 /* Create /sys/kernel/debug/opp directory */ in opp_debug_init()
275 rootdir = debugfs_create_dir("opp", NULL); in opp_debug_init()