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mei: wd: rename watchdog constants to be more descriptive

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1. rename defines to more be descriptive
2. remove duplicated defines from interface.h
3. add common prefix MEI_

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Winkler 2012-08-16 19:39:42 +03:00 committed by Greg Kroah-Hartman
parent c8df72920c
commit 248ffdf7c9
4 changed files with 23 additions and 26 deletions
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8
drivers/misc/mei/interface.h
View File

@ -23,14 +23,6 @@
#include "mei_dev.h"
#define AMT_WD_DEFAULT_TIMEOUT 120 /* seconds */
#define AMT_WD_MIN_TIMEOUT 120 /* seconds */
#define AMT_WD_MAX_TIMEOUT 65535 /* seconds */
#define MEI_WATCHDOG_DATA_SIZE 16
#define MEI_START_WD_DATA_SIZE 20
#define MEI_WD_PARAMS_SIZE 4
void mei_read_slots(struct mei_device *dev,
unsigned char *buffer,

4
drivers/misc/mei/interrupt.c
View File

@ -1251,9 +1251,9 @@ static int mei_irq_thread_write_handler(struct mei_io_list *cmpl_list,
dev->wd_pending = false;
if (dev->wd_timeout)
*slots -= mei_data2slots(MEI_START_WD_DATA_SIZE);
*slots -= mei_data2slots(MEI_WD_START_MSG_SIZE);
else
*slots -= mei_data2slots(MEI_WD_PARAMS_SIZE);
*slots -= mei_data2slots(MEI_WD_STOP_MSG_SIZE);
}
}
if (dev->stop)

13
drivers/misc/mei/mei_dev.h
View File

@ -25,9 +25,14 @@
/*
* watch dog definition
*/
#define MEI_WATCHDOG_DATA_SIZE 16
#define MEI_START_WD_DATA_SIZE 20
#define MEI_WD_PARAMS_SIZE 4
#define MEI_WD_HDR_SIZE 4
#define MEI_WD_STOP_MSG_SIZE MEI_WD_HDR_SIZE
#define MEI_WD_START_MSG_SIZE (MEI_WD_HDR_SIZE + 16)
#define MEI_WD_DEFAULT_TIMEOUT 120 /* seconds */
#define MEI_WD_MIN_TIMEOUT 120 /* seconds */
#define MEI_WD_MAX_TIMEOUT 65535 /* seconds */
#define MEI_WD_STATE_INDEPENDENCE_MSG_SENT (1 << 0)
#define MEI_RD_MSG_BUF_SIZE (128 * sizeof(u32))
@ -248,7 +253,7 @@ struct mei_device {
bool wd_stopped;
bool wd_bypass; /* if false, don't refresh watchdog ME client */
u16 wd_timeout; /* seconds ((wd_data[1] << 8) + wd_data[0]) */
unsigned char wd_data[MEI_START_WD_DATA_SIZE];
unsigned char wd_data[MEI_WD_START_MSG_SIZE];
struct file *iamthif_file_object;

24
drivers/misc/mei/wd.c
View File

@ -48,8 +48,8 @@ const uuid_le mei_wd_guid = UUID_LE(0x05B79A6F, 0x4628, 0x4D7F, 0x89,
static void mei_wd_set_start_timeout(struct mei_device *dev, u16 timeout)
{
dev_dbg(&dev->pdev->dev, "wd: set timeout=%d.\n", timeout);
memcpy(dev->wd_data, mei_start_wd_params, MEI_WD_PARAMS_SIZE);
memcpy(dev->wd_data + MEI_WD_PARAMS_SIZE, &timeout, sizeof(u16));
memcpy(dev->wd_data, mei_start_wd_params, MEI_WD_HDR_SIZE);
memcpy(dev->wd_data + MEI_WD_HDR_SIZE, &timeout, sizeof(u16));
}
/**
@ -66,7 +66,7 @@ int mei_wd_host_init(struct mei_device *dev)
/* look for WD client and connect to it */
dev->wd_cl.state = MEI_FILE_DISCONNECTED;
dev->wd_timeout = AMT_WD_DEFAULT_TIMEOUT;
dev->wd_timeout = MEI_WD_DEFAULT_TIMEOUT;
/* find ME WD client */
mei_me_cl_update_filext(dev, &dev->wd_cl,
@ -108,10 +108,10 @@ int mei_wd_send(struct mei_device *dev)
mei_hdr->msg_complete = 1;
mei_hdr->reserved = 0;
if (!memcmp(dev->wd_data, mei_start_wd_params, MEI_WD_PARAMS_SIZE))
mei_hdr->length = MEI_START_WD_DATA_SIZE;
else if (!memcmp(dev->wd_data, mei_stop_wd_params, MEI_WD_PARAMS_SIZE))
mei_hdr->length = MEI_WD_PARAMS_SIZE;
if (!memcmp(dev->wd_data, mei_start_wd_params, MEI_WD_HDR_SIZE))
mei_hdr->length = MEI_WD_START_MSG_SIZE;
else if (!memcmp(dev->wd_data, mei_stop_wd_params, MEI_WD_HDR_SIZE))
mei_hdr->length = MEI_WD_STOP_MSG_SIZE;
else
return -EINVAL;
@ -138,7 +138,7 @@ int mei_wd_stop(struct mei_device *dev, bool preserve)
return 0;
dev->wd_timeout = 0;
memcpy(dev->wd_data, mei_stop_wd_params, MEI_WD_PARAMS_SIZE);
memcpy(dev->wd_data, mei_stop_wd_params, MEI_WD_STOP_MSG_SIZE);
dev->stop = true;
ret = mei_flow_ctrl_creds(dev, &dev->wd_cl);
@ -315,7 +315,7 @@ static int mei_wd_ops_set_timeout(struct watchdog_device *wd_dev, unsigned int t
return -ENODEV;
/* Check Timeout value */
if (timeout < AMT_WD_MIN_TIMEOUT || timeout > AMT_WD_MAX_TIMEOUT)
if (timeout < MEI_WD_MIN_TIMEOUT || timeout > MEI_WD_MAX_TIMEOUT)
return -EINVAL;
mutex_lock(&dev->device_lock);
@ -349,9 +349,9 @@ static const struct watchdog_info wd_info = {
static struct watchdog_device amt_wd_dev = {
.info = &wd_info,
.ops = &wd_ops,
.timeout = AMT_WD_DEFAULT_TIMEOUT,
.min_timeout = AMT_WD_MIN_TIMEOUT,
.max_timeout = AMT_WD_MAX_TIMEOUT,
.timeout = MEI_WD_DEFAULT_TIMEOUT,
.min_timeout = MEI_WD_MIN_TIMEOUT,
.max_timeout = MEI_WD_MAX_TIMEOUT,
};