diff options
Diffstat (limited to 'drivers/base/firmware_class.c')
| -rw-r--r-- | drivers/base/firmware_class.c | 34 |
1 files changed, 11 insertions, 23 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 58470c39530..6c5c9edf5ff 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -94,7 +94,7 @@ static int loading_timeout = 60; /* In seconds */ static inline long firmware_loading_timeout(void) { - return loading_timeout > 0 ? loading_timeout * HZ : MAX_SCHEDULE_TIMEOUT; + return loading_timeout > 0 ? loading_timeout * HZ : MAX_JIFFY_OFFSET; } /* firmware behavior options */ @@ -446,7 +446,6 @@ static int fw_add_devm_name(struct device *dev, const char *name) */ #ifdef CONFIG_FW_LOADER_USER_HELPER struct firmware_priv { - struct delayed_work timeout_work; bool nowait; struct device dev; struct firmware_buf *buf; @@ -836,16 +835,6 @@ static struct bin_attribute firmware_attr_data = { .write = firmware_data_write, }; -static void firmware_class_timeout_work(struct work_struct *work) -{ - struct firmware_priv *fw_priv = container_of(work, - struct firmware_priv, timeout_work.work); - - mutex_lock(&fw_lock); - fw_load_abort(fw_priv); - mutex_unlock(&fw_lock); -} - static struct firmware_priv * fw_create_instance(struct firmware *firmware, const char *fw_name, struct device *device, unsigned int opt_flags) @@ -855,16 +844,12 @@ fw_create_instance(struct firmware *firmware, const char *fw_name, fw_priv = kzalloc(sizeof(*fw_priv), GFP_KERNEL); if (!fw_priv) { - dev_err(device, "%s: kmalloc failed\n", __func__); fw_priv = ERR_PTR(-ENOMEM); goto exit; } fw_priv->nowait = !!(opt_flags & FW_OPT_NOWAIT); fw_priv->fw = firmware; - INIT_DELAYED_WORK(&fw_priv->timeout_work, - firmware_class_timeout_work); - f_dev = &fw_priv->dev; device_initialize(f_dev); @@ -917,16 +902,19 @@ static int _request_firmware_load(struct firmware_priv *fw_priv, buf->need_uevent = true; dev_set_uevent_suppress(f_dev, false); dev_dbg(f_dev, "firmware: requesting %s\n", buf->fw_id); - if (timeout != MAX_SCHEDULE_TIMEOUT) - queue_delayed_work(system_power_efficient_wq, - &fw_priv->timeout_work, timeout); - kobject_uevent(&fw_priv->dev.kobj, KOBJ_ADD); + } else { + timeout = MAX_JIFFY_OFFSET; } - retval = wait_for_completion_interruptible(&buf->completion); + retval = wait_for_completion_interruptible_timeout(&buf->completion, + timeout); + if (retval == -ERESTARTSYS || !retval) { + mutex_lock(&fw_lock); + fw_load_abort(fw_priv); + mutex_unlock(&fw_lock); + } - cancel_delayed_work_sync(&fw_priv->timeout_work); if (is_fw_load_aborted(buf)) retval = -EAGAIN; else if (!buf->data) @@ -1194,7 +1182,7 @@ request_firmware(const struct firmware **firmware_p, const char *name, EXPORT_SYMBOL(request_firmware); /** - * request_firmware: - load firmware directly without usermode helper + * request_firmware_direct: - load firmware directly without usermode helper * @firmware_p: pointer to firmware image * @name: name of firmware file * @device: device for which firmware is being loaded |