summaryrefslogtreecommitdiffstats
path: root/drivers/misc/mei/main.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/misc/mei/main.c')
-rw-r--r--drivers/misc/mei/main.c536
1 files changed, 135 insertions, 401 deletions
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index 43fb52ff98a..903f809b21f 100644
--- a/drivers/misc/mei/main.c
+++ b/drivers/misc/mei/main.c
@@ -37,79 +37,11 @@
#include <linux/interrupt.h>
#include <linux/miscdevice.h>
-#include "mei_dev.h"
#include <linux/mei.h>
-#include "interface.h"
-
-/* AMT device is a singleton on the platform */
-static struct pci_dev *mei_pdev;
-
-/* mei_pci_tbl - PCI Device ID Table */
-static DEFINE_PCI_DEVICE_TABLE(mei_pci_tbl) = {
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_82946GZ)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_82G35)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_82Q965)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_82G965)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_82GM965)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_82GME965)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_82Q35)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_82G33)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_82Q33)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_82X38)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_3200)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_6)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_7)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_8)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_9)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9_10)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9M_1)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9M_2)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9M_3)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH9M_4)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH10_1)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH10_2)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH10_3)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_ICH10_4)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_IBXPK_1)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_IBXPK_2)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_CPT_1)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_PBG_1)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_PPT_1)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_PPT_2)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_PPT_3)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_LPT)},
- {PCI_DEVICE(PCI_VENDOR_ID_INTEL, MEI_DEV_ID_LPT_LP)},
-
- /* required last entry */
- {0, }
-};
-
-MODULE_DEVICE_TABLE(pci, mei_pci_tbl);
-static DEFINE_MUTEX(mei_mutex);
-
-
-/**
- * find_read_list_entry - find read list entry
- *
- * @dev: device structure
- * @file: pointer to file structure
- *
- * returns cb on success, NULL on error
- */
-static struct mei_cl_cb *find_read_list_entry(
- struct mei_device *dev,
- struct mei_cl *cl)
-{
- struct mei_cl_cb *pos = NULL;
- struct mei_cl_cb *next = NULL;
-
- dev_dbg(&dev->pdev->dev, "remove read_list CB\n");
- list_for_each_entry_safe(pos, next, &dev->read_list.list, list)
- if (mei_cl_cmp_id(cl, pos->cl))
- return pos;
- return NULL;
-}
+#include "mei_dev.h"
+#include "hw-me.h"
+#include "client.h"
/**
* mei_open - the open function
@@ -121,16 +53,20 @@ static struct mei_cl_cb *find_read_list_entry(
*/
static int mei_open(struct inode *inode, struct file *file)
{
+ struct miscdevice *misc = file->private_data;
+ struct pci_dev *pdev;
struct mei_cl *cl;
struct mei_device *dev;
- unsigned long cl_id;
+
int err;
err = -ENODEV;
- if (!mei_pdev)
+ if (!misc->parent)
goto out;
- dev = pci_get_drvdata(mei_pdev);
+ pdev = container_of(misc->parent, struct pci_dev, dev);
+
+ dev = pci_get_drvdata(pdev);
if (!dev)
goto out;
@@ -153,24 +89,9 @@ static int mei_open(struct inode *inode, struct file *file)
goto out_unlock;
}
- cl_id = find_first_zero_bit(dev->host_clients_map, MEI_CLIENTS_MAX);
- if (cl_id >= MEI_CLIENTS_MAX) {
- dev_err(&dev->pdev->dev, "client_id exceded %d",
- MEI_CLIENTS_MAX) ;
+ err = mei_cl_link(cl, MEI_HOST_CLIENT_ID_ANY);
+ if (err)
goto out_unlock;
- }
-
- cl->host_client_id = cl_id;
-
- dev_dbg(&dev->pdev->dev, "client_id = %d\n", cl->host_client_id);
-
- dev->open_handle_count++;
-
- list_add_tail(&cl->link, &dev->file_list);
-
- set_bit(cl->host_client_id, dev->host_clients_map);
- cl->state = MEI_FILE_INITIALIZING;
- cl->sm_state = 0;
file->private_data = cl;
mutex_unlock(&dev->device_lock);
@@ -216,7 +137,7 @@ static int mei_release(struct inode *inode, struct file *file)
"ME client = %d\n",
cl->host_client_id,
cl->me_client_id);
- rets = mei_disconnect_host_client(dev, cl);
+ rets = mei_cl_disconnect(cl);
}
mei_cl_flush_queues(cl);
dev_dbg(&dev->pdev->dev, "remove client host client = %d, ME client = %d\n",
@@ -227,12 +148,13 @@ static int mei_release(struct inode *inode, struct file *file)
clear_bit(cl->host_client_id, dev->host_clients_map);
dev->open_handle_count--;
}
- mei_me_cl_unlink(dev, cl);
+ mei_cl_unlink(cl);
+
/* free read cb */
cb = NULL;
if (cl->read_cb) {
- cb = find_read_list_entry(dev, cl);
+ cb = mei_cl_find_read_cb(cl);
/* Remove entry from read list */
if (cb)
list_del(&cb->list);
@@ -322,7 +244,7 @@ static ssize_t mei_read(struct file *file, char __user *ubuf,
goto out;
}
- err = mei_start_read(dev, cl);
+ err = mei_cl_read_start(cl);
if (err && err != -EBUSY) {
dev_dbg(&dev->pdev->dev,
"mei start read failure with status = %d\n", err);
@@ -393,14 +315,13 @@ copy_buffer:
goto out;
free:
- cb_pos = find_read_list_entry(dev, cl);
+ cb_pos = mei_cl_find_read_cb(cl);
/* Remove entry from read list */
if (cb_pos)
list_del(&cb_pos->list);
mei_io_cb_free(cb);
cl->reading_state = MEI_IDLE;
cl->read_cb = NULL;
- cl->read_pending = 0;
out:
dev_dbg(&dev->pdev->dev, "end mei read rets= %d\n", rets);
mutex_unlock(&dev->device_lock);
@@ -475,16 +396,15 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf,
/* free entry used in read */
if (cl->reading_state == MEI_READ_COMPLETE) {
*offset = 0;
- write_cb = find_read_list_entry(dev, cl);
+ write_cb = mei_cl_find_read_cb(cl);
if (write_cb) {
list_del(&write_cb->list);
mei_io_cb_free(write_cb);
write_cb = NULL;
cl->reading_state = MEI_IDLE;
cl->read_cb = NULL;
- cl->read_pending = 0;
}
- } else if (cl->reading_state == MEI_IDLE && !cl->read_pending)
+ } else if (cl->reading_state == MEI_IDLE)
*offset = 0;
@@ -519,7 +439,7 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf,
if (rets) {
dev_err(&dev->pdev->dev,
- "amthi write failed with status = %d\n", rets);
+ "amthif write failed with status = %d\n", rets);
goto err;
}
mutex_unlock(&dev->device_lock);
@@ -530,20 +450,20 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf,
dev_dbg(&dev->pdev->dev, "host client = %d, ME client = %d\n",
cl->host_client_id, cl->me_client_id);
- rets = mei_flow_ctrl_creds(dev, cl);
+ rets = mei_cl_flow_ctrl_creds(cl);
if (rets < 0)
goto err;
- if (rets == 0 || dev->mei_host_buffer_is_empty == false) {
+ if (rets == 0 || !dev->hbuf_is_ready) {
write_cb->buf_idx = 0;
mei_hdr.msg_complete = 0;
cl->writing_state = MEI_WRITING;
goto out;
}
- dev->mei_host_buffer_is_empty = false;
- if (length > mei_hbuf_max_data(dev)) {
- mei_hdr.length = mei_hbuf_max_data(dev);
+ dev->hbuf_is_ready = false;
+ if (length > mei_hbuf_max_len(dev)) {
+ mei_hdr.length = mei_hbuf_max_len(dev);
mei_hdr.msg_complete = 0;
} else {
mei_hdr.length = length;
@@ -552,10 +472,10 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf,
mei_hdr.host_addr = cl->host_client_id;
mei_hdr.me_addr = cl->me_client_id;
mei_hdr.reserved = 0;
- dev_dbg(&dev->pdev->dev, "call mei_write_message header=%08x.\n",
- *((u32 *) &mei_hdr));
- if (mei_write_message(dev, &mei_hdr,
- write_cb->request_buffer.data, mei_hdr.length)) {
+
+ dev_dbg(&dev->pdev->dev, "write " MEI_HDR_FMT "\n",
+ MEI_HDR_PRM(&mei_hdr));
+ if (mei_write_message(dev, &mei_hdr, write_cb->request_buffer.data)) {
rets = -ENODEV;
goto err;
}
@@ -564,7 +484,7 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf,
out:
if (mei_hdr.msg_complete) {
- if (mei_flow_ctrl_reduce(dev, cl)) {
+ if (mei_cl_flow_ctrl_reduce(cl)) {
rets = -ENODEV;
goto err;
}
@@ -582,6 +502,103 @@ err:
return rets;
}
+/**
+ * mei_ioctl_connect_client - the connect to fw client IOCTL function
+ *
+ * @dev: the device structure
+ * @data: IOCTL connect data, input and output parameters
+ * @file: private data of the file object
+ *
+ * Locking: called under "dev->device_lock" lock
+ *
+ * returns 0 on success, <0 on failure.
+ */
+static int mei_ioctl_connect_client(struct file *file,
+ struct mei_connect_client_data *data)
+{
+ struct mei_device *dev;
+ struct mei_client *client;
+ struct mei_cl *cl;
+ int i;
+ int rets;
+
+ cl = file->private_data;
+ if (WARN_ON(!cl || !cl->dev))
+ return -ENODEV;
+
+ dev = cl->dev;
+
+ if (dev->dev_state != MEI_DEV_ENABLED) {
+ rets = -ENODEV;
+ goto end;
+ }
+
+ if (cl->state != MEI_FILE_INITIALIZING &&
+ cl->state != MEI_FILE_DISCONNECTED) {
+ rets = -EBUSY;
+ goto end;
+ }
+
+ /* find ME client we're trying to connect to */
+ i = mei_me_cl_by_uuid(dev, &data->in_client_uuid);
+ if (i >= 0 && !dev->me_clients[i].props.fixed_address) {
+ cl->me_client_id = dev->me_clients[i].client_id;
+ cl->state = MEI_FILE_CONNECTING;
+ }
+
+ dev_dbg(&dev->pdev->dev, "Connect to FW Client ID = %d\n",
+ cl->me_client_id);
+ dev_dbg(&dev->pdev->dev, "FW Client - Protocol Version = %d\n",
+ dev->me_clients[i].props.protocol_version);
+ dev_dbg(&dev->pdev->dev, "FW Client - Max Msg Len = %d\n",
+ dev->me_clients[i].props.max_msg_length);
+
+ /* if we're connecting to amthif client then we will use the
+ * existing connection
+ */
+ if (uuid_le_cmp(data->in_client_uuid, mei_amthif_guid) == 0) {
+ dev_dbg(&dev->pdev->dev, "FW Client is amthi\n");
+ if (dev->iamthif_cl.state != MEI_FILE_CONNECTED) {
+ rets = -ENODEV;
+ goto end;
+ }
+ clear_bit(cl->host_client_id, dev->host_clients_map);
+ mei_cl_unlink(cl);
+
+ kfree(cl);
+ cl = NULL;
+ file->private_data = &dev->iamthif_cl;
+
+ client = &data->out_client_properties;
+ client->max_msg_length =
+ dev->me_clients[i].props.max_msg_length;
+ client->protocol_version =
+ dev->me_clients[i].props.protocol_version;
+ rets = dev->iamthif_cl.status;
+
+ goto end;
+ }
+
+ if (cl->state != MEI_FILE_CONNECTING) {
+ rets = -ENODEV;
+ goto end;
+ }
+
+
+ /* prepare the output buffer */
+ client = &data->out_client_properties;
+ client->max_msg_length = dev->me_clients[i].props.max_msg_length;
+ client->protocol_version = dev->me_clients[i].props.protocol_version;
+ dev_dbg(&dev->pdev->dev, "Can connect?\n");
+
+
+ rets = mei_cl_connect(cl, file);
+
+end:
+ dev_dbg(&dev->pdev->dev, "free connect cb memory.");
+ return rets;
+}
+
/**
* mei_ioctl - the IOCTL function
@@ -630,6 +647,7 @@ static long mei_ioctl(struct file *file, unsigned int cmd, unsigned long data)
rets = -EFAULT;
goto out;
}
+
rets = mei_ioctl_connect_client(file, connect_data);
/* if all is ok, copying the data back to user. */
@@ -726,7 +744,6 @@ static const struct file_operations mei_fops = {
.llseek = no_llseek
};
-
/*
* Misc Device Struct
*/
@@ -736,300 +753,17 @@ static struct miscdevice mei_misc_device = {
.minor = MISC_DYNAMIC_MINOR,
};
-/**
- * mei_quirk_probe - probe for devices that doesn't valid ME interface
- * @pdev: PCI device structure
- * @ent: entry into pci_device_table
- *
- * returns true if ME Interface is valid, false otherwise
- */
-static bool mei_quirk_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+int mei_register(struct device *dev)
{
- u32 reg;
- if (ent->device == MEI_DEV_ID_PBG_1) {
- pci_read_config_dword(pdev, 0x48, &reg);
- /* make sure that bit 9 is up and bit 10 is down */
- if ((reg & 0x600) == 0x200) {
- dev_info(&pdev->dev, "Device doesn't have valid ME Interface\n");
- return false;
- }
- }
- return true;
-}
-/**
- * mei_probe - Device Initialization Routine
- *
- * @pdev: PCI device structure
- * @ent: entry in kcs_pci_tbl
- *
- * returns 0 on success, <0 on failure.
- */
-static int mei_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
-{
- struct mei_device *dev;
- int err;
-
- mutex_lock(&mei_mutex);
-
- if (!mei_quirk_probe(pdev, ent)) {
- err = -ENODEV;
- goto end;
- }
-
- if (mei_pdev) {
- err = -EEXIST;
- goto end;
- }
- /* enable pci dev */
- err = pci_enable_device(pdev);
- if (err) {
- dev_err(&pdev->dev, "failed to enable pci device.\n");
- goto end;
- }
- /* set PCI host mastering */
- pci_set_master(pdev);
- /* pci request regions for mei driver */
- err = pci_request_regions(pdev, KBUILD_MODNAME);
- if (err) {
- dev_err(&pdev->dev, "failed to get pci regions.\n");
- goto disable_device;
- }
- /* allocates and initializes the mei dev structure */
- dev = mei_device_init(pdev);
- if (!dev) {
- err = -ENOMEM;
- goto release_regions;
- }
- /* mapping IO device memory */
- dev->mem_addr = pci_iomap(pdev, 0, 0);
- if (!dev->mem_addr) {
- dev_err(&pdev->dev, "mapping I/O device memory failure.\n");
- err = -ENOMEM;
- goto free_device;
- }
- pci_enable_msi(pdev);
-
- /* request and enable interrupt */
- if (pci_dev_msi_enabled(pdev))
- err = request_threaded_irq(pdev->irq,
- NULL,
- mei_interrupt_thread_handler,
- IRQF_ONESHOT, KBUILD_MODNAME, dev);
- else
- err = request_threaded_irq(pdev->irq,
- mei_interrupt_quick_handler,
- mei_interrupt_thread_handler,
- IRQF_SHARED, KBUILD_MODNAME, dev);
-
- if (err) {
- dev_err(&pdev->dev, "request_threaded_irq failure. irq = %d\n",
- pdev->irq);
- goto disable_msi;
- }
- INIT_DELAYED_WORK(&dev->timer_work, mei_timer);
- INIT_WORK(&dev->init_work, mei_host_client_init);
-
- if (mei_hw_init(dev)) {
- dev_err(&pdev->dev, "init hw failure.\n");
- err = -ENODEV;
- goto release_irq;
- }
-
- err = misc_register(&mei_misc_device);
- if (err)
- goto release_irq;
-
- mei_pdev = pdev;
- pci_set_drvdata(pdev, dev);
-
-
- schedule_delayed_work(&dev->timer_work, HZ);
-
- mutex_unlock(&mei_mutex);
-
- pr_debug("initialization successful.\n");
-
- return 0;
-
-release_irq:
- /* disable interrupts */
- dev->host_hw_state = mei_hcsr_read(dev);
- mei_disable_interrupts(dev);
- flush_scheduled_work();
- free_irq(pdev->irq, dev);
-disable_msi:
- pci_disable_msi(pdev);
- pci_iounmap(pdev, dev->mem_addr);
-free_device:
- kfree(dev);
-release_regions:
- pci_release_regions(pdev);
-disable_device:
- pci_disable_device(pdev);
-end:
- mutex_unlock(&mei_mutex);
- dev_err(&pdev->dev, "initialization failed.\n");
- return err;
+ mei_misc_device.parent = dev;
+ return misc_register(&mei_misc_device);
}
-/**
- * mei_remove - Device Removal Routine
- *
- * @pdev: PCI device structure
- *
- * mei_remove is called by the PCI subsystem to alert the driver
- * that it should release a PCI device.
- */
-static void mei_remove(struct pci_dev *pdev)
+void mei_deregister(void)
{
- struct mei_device *dev;
-
- if (mei_pdev != pdev)
- return;
-
- dev = pci_get_drvdata(pdev);
- if (!dev)
- return;
-
- mutex_lock(&dev->device_lock);
-
- cancel_delayed_work(&dev->timer_work);
-
- mei_wd_stop(dev);
-
- mei_pdev = NULL;
-
- if (dev->iamthif_cl.state == MEI_FILE_CONNECTED) {
- dev->iamthif_cl.state = MEI_FILE_DISCONNECTING;
- mei_disconnect_host_client(dev, &dev->iamthif_cl);
- }
- if (dev->wd_cl.state == MEI_FILE_CONNECTED) {
- dev->wd_cl.state = MEI_FILE_DISCONNECTING;
- mei_disconnect_host_client(dev, &dev->wd_cl);
- }
-
- /* Unregistering watchdog device */
- mei_watchdog_unregister(dev);
-
- /* remove entry if already in list */
- dev_dbg(&pdev->dev, "list del iamthif and wd file list.\n");
- mei_me_cl_unlink(dev, &dev->wd_cl);
- mei_me_cl_unlink(dev, &dev->iamthif_cl);
-
- dev->iamthif_current_cb = NULL;
- dev->me_clients_num = 0;
-
- mutex_unlock(&dev->device_lock);
-
- flush_scheduled_work();
-
- /* disable interrupts */
- mei_disable_interrupts(dev);
-
- free_irq(pdev->irq, dev);
- pci_disable_msi(pdev);
- pci_set_drvdata(pdev, NULL);
-
- if (dev->mem_addr)
- pci_iounmap(pdev, dev->mem_addr);
-
- kfree(dev);
-
- pci_release_regions(pdev);
- pci_disable_device(pdev);
-
misc_deregister(&mei_misc_device);
-}
-#ifdef CONFIG_PM
-static int mei_pci_suspend(struct device *device)
-{
- struct pci_dev *pdev = to_pci_dev(device);
- struct mei_device *dev = pci_get_drvdata(pdev);
- int err;
-
- if (!dev)
- return -ENODEV;
- mutex_lock(&dev->device_lock);
-
- cancel_delayed_work(&dev->timer_work);
-
- /* Stop watchdog if exists */
- err = mei_wd_stop(dev);
- /* Set new mei state */
- if (dev->dev_state == MEI_DEV_ENABLED ||
- dev->dev_state == MEI_DEV_RECOVERING_FROM_RESET) {
- dev->dev_state = MEI_DEV_POWER_DOWN;
- mei_reset(dev, 0);
- }
- mutex_unlock(&dev->device_lock);
-
- free_irq(pdev->irq, dev);
- pci_disable_msi(pdev);
-
- return err;
+ mei_misc_device.parent = NULL;
}
-static int mei_pci_resume(struct device *device)
-{
- struct pci_dev *pdev = to_pci_dev(device);
- struct mei_device *dev;
- int err;
-
- dev = pci_get_drvdata(pdev);
- if (!dev)
- return -ENODEV;
-
- pci_enable_msi(pdev);
-
- /* request and enable interrupt */
- if (pci_dev_msi_enabled(pdev))
- err = request_threaded_irq(pdev->irq,
- NULL,
- mei_interrupt_thread_handler,
- IRQF_ONESHOT, KBUILD_MODNAME, dev);
- else
- err = request_threaded_irq(pdev->irq,
- mei_interrupt_quick_handler,
- mei_interrupt_thread_handler,
- IRQF_SHARED, KBUILD_MODNAME, dev);
-
- if (err) {
- dev_err(&pdev->dev, "request_threaded_irq failed: irq = %d.\n",
- pdev->irq);
- return err;
- }
-
- mutex_lock(&dev->device_lock);
- dev->dev_state = MEI_DEV_POWER_UP;
- mei_reset(dev, 1);
- mutex_unlock(&dev->device_lock);
-
- /* Start timer if stopped in suspend */
- schedule_delayed_work(&dev->timer_work, HZ);
-
- return err;
-}
-static SIMPLE_DEV_PM_OPS(mei_pm_ops, mei_pci_suspend, mei_pci_resume);
-#define MEI_PM_OPS (&mei_pm_ops)
-#else
-#define MEI_PM_OPS NULL
-#endif /* CONFIG_PM */
-/*
- * PCI driver structure
- */
-static struct pci_driver mei_driver = {
- .name = KBUILD_MODNAME,
- .id_table = mei_pci_tbl,
- .probe = mei_probe,
- .remove = mei_remove,
- .shutdown = mei_remove,
- .driver.pm = MEI_PM_OPS,
-};
-
-module_pci_driver(mei_driver);
-
-MODULE_AUTHOR("Intel Corporation");
-MODULE_DESCRIPTION("Intel(R) Management Engine Interface");
MODULE_LICENSE("GPL v2");
+