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-rw-r--r--drivers/base/firmware_class.c11
-rw-r--r--drivers/base/power/domain.c30
-rw-r--r--drivers/base/regmap/regmap-i2c.c1
-rw-r--r--drivers/base/regmap/regmap-spi.c3
-rw-r--r--drivers/base/regmap/regmap.c2
5 files changed, 26 insertions, 21 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index bbb03e6f7255..06ed6b4e7df5 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -521,11 +521,6 @@ static int _request_firmware(const struct firmware **firmware_p,
521 if (!firmware_p) 521 if (!firmware_p)
522 return -EINVAL; 522 return -EINVAL;
523 523
524 if (WARN_ON(usermodehelper_is_disabled())) {
525 dev_err(device, "firmware: %s will not be loaded\n", name);
526 return -EBUSY;
527 }
528
529 *firmware_p = firmware = kzalloc(sizeof(*firmware), GFP_KERNEL); 524 *firmware_p = firmware = kzalloc(sizeof(*firmware), GFP_KERNEL);
530 if (!firmware) { 525 if (!firmware) {
531 dev_err(device, "%s: kmalloc(struct firmware) failed\n", 526 dev_err(device, "%s: kmalloc(struct firmware) failed\n",
@@ -539,6 +534,12 @@ static int _request_firmware(const struct firmware **firmware_p,
539 return 0; 534 return 0;
540 } 535 }
541 536
537 if (WARN_ON(usermodehelper_is_disabled())) {
538 dev_err(device, "firmware: %s will not be loaded\n", name);
539 retval = -EBUSY;
540 goto out;
541 }
542
542 if (uevent) 543 if (uevent)
543 dev_dbg(device, "firmware: requesting %s\n", name); 544 dev_dbg(device, "firmware: requesting %s\n", name);
544 545
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index e18566a0fedd..1c374579407c 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -460,6 +460,21 @@ static int pm_genpd_runtime_resume(struct device *dev)
460 return 0; 460 return 0;
461} 461}
462 462
463/**
464 * pm_genpd_poweroff_unused - Power off all PM domains with no devices in use.
465 */
466void pm_genpd_poweroff_unused(void)
467{
468 struct generic_pm_domain *genpd;
469
470 mutex_lock(&gpd_list_lock);
471
472 list_for_each_entry(genpd, &gpd_list, gpd_list_node)
473 genpd_queue_power_off_work(genpd);
474
475 mutex_unlock(&gpd_list_lock);
476}
477
463#else 478#else
464 479
465static inline void genpd_power_off_work_fn(struct work_struct *work) {} 480static inline void genpd_power_off_work_fn(struct work_struct *work) {}
@@ -1255,18 +1270,3 @@ void pm_genpd_init(struct generic_pm_domain *genpd,
1255 list_add(&genpd->gpd_list_node, &gpd_list); 1270 list_add(&genpd->gpd_list_node, &gpd_list);
1256 mutex_unlock(&gpd_list_lock); 1271 mutex_unlock(&gpd_list_lock);
1257} 1272}
1258
1259/**
1260 * pm_genpd_poweroff_unused - Power off all PM domains with no devices in use.
1261 */
1262void pm_genpd_poweroff_unused(void)
1263{
1264 struct generic_pm_domain *genpd;
1265
1266 mutex_lock(&gpd_list_lock);
1267
1268 list_for_each_entry(genpd, &gpd_list, gpd_list_node)
1269 genpd_queue_power_off_work(genpd);
1270
1271 mutex_unlock(&gpd_list_lock);
1272}
diff --git a/drivers/base/regmap/regmap-i2c.c b/drivers/base/regmap/regmap-i2c.c
index c2231ff06cbc..c4f7a45cd2c3 100644
--- a/drivers/base/regmap/regmap-i2c.c
+++ b/drivers/base/regmap/regmap-i2c.c
@@ -113,3 +113,4 @@ struct regmap *regmap_init_i2c(struct i2c_client *i2c,
113} 113}
114EXPORT_SYMBOL_GPL(regmap_init_i2c); 114EXPORT_SYMBOL_GPL(regmap_init_i2c);
115 115
116MODULE_LICENSE("GPL");
diff --git a/drivers/base/regmap/regmap-spi.c b/drivers/base/regmap/regmap-spi.c
index 4deba0621bc7..f8396945d6ed 100644
--- a/drivers/base/regmap/regmap-spi.c
+++ b/drivers/base/regmap/regmap-spi.c
@@ -13,6 +13,7 @@
13#include <linux/regmap.h> 13#include <linux/regmap.h>
14#include <linux/spi/spi.h> 14#include <linux/spi/spi.h>
15#include <linux/init.h> 15#include <linux/init.h>
16#include <linux/module.h>
16 17
17static int regmap_spi_write(struct device *dev, const void *data, size_t count) 18static int regmap_spi_write(struct device *dev, const void *data, size_t count)
18{ 19{
@@ -70,3 +71,5 @@ struct regmap *regmap_init_spi(struct spi_device *spi,
70 return regmap_init(&spi->dev, &regmap_spi, config); 71 return regmap_init(&spi->dev, &regmap_spi, config);
71} 72}
72EXPORT_SYMBOL_GPL(regmap_init_spi); 73EXPORT_SYMBOL_GPL(regmap_init_spi);
74
75MODULE_LICENSE("GPL");
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index cf3565cae93d..0eef4da1ac61 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -317,7 +317,7 @@ static int _regmap_raw_read(struct regmap *map, unsigned int reg, void *val,
317 u8[0] |= map->bus->read_flag_mask; 317 u8[0] |= map->bus->read_flag_mask;
318 318
319 ret = map->bus->read(map->dev, map->work_buf, map->format.reg_bytes, 319 ret = map->bus->read(map->dev, map->work_buf, map->format.reg_bytes,
320 val, map->format.val_bytes); 320 val, val_len);
321 if (ret != 0) 321 if (ret != 0)
322 return ret; 322 return ret;
323 323