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tpm_tis: Add timeouts sysfs entry

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Display the TPM's interface timeouts in a 'timeouts' sysfs entry. Display
the entries as having been adjusted when they were scaled due to their values
being reported in milliseconds rather than microseconds.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Signed-off-by: Rajiv Andrade <srajiv@linux.vnet.ibm.com>
This commit is contained in:
Stefan Berger
2011-03-30 12:13:28 -04:00
committed by Rajiv Andrade
parent e3e1a1e169
commit 6259210176
3 changed files with 22 additions and 1 deletions
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3
drivers/char/tpm/tpm.h
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@@ -58,6 +58,8 @@ extern ssize_t tpm_show_temp_deactivated(struct device *,
struct device_attribute *attr, char *);
extern ssize_t tpm_show_durations(struct device *,
struct device_attribute *attr, char *);
extern ssize_t tpm_show_timeouts(struct device *,
struct device_attribute *attr, char *);
struct tpm_chip;
@@ -83,6 +85,7 @@ struct tpm_vendor_specific {
struct list_head list;
int locality;
unsigned long timeout_a, timeout_b, timeout_c, timeout_d; /* jiffies */
bool timeout_adjusted;
unsigned long duration[3]; /* jiffies */
bool duration_adjusted;