redonkable/remarkable-linux
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Merge branch 'for-james' of git://tpmdd.git.sourceforge.net/gitroot/tpmdd/tpmdd into for-linus

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This commit is contained in:
James Morris 2011-02-11 17:34:47 +11:00
parent d2478521af 9b29050f8f
commit deabb19ba4
3 changed files with 21 additions and 3 deletions
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18
drivers/char/tpm/tpm.c
View file

@ -577,9 +577,11 @@ duration:
if (rc)
return;
if (be32_to_cpu(tpm_cmd.header.out.return_code)
!= 3 * sizeof(u32))
if (be32_to_cpu(tpm_cmd.header.out.return_code) != 0 ||
be32_to_cpu(tpm_cmd.header.out.length)
!= sizeof(tpm_cmd.header.out) + sizeof(u32) + 3 * sizeof(u32))
return;
duration_cap = &tpm_cmd.params.getcap_out.cap.duration;
chip->vendor.duration[TPM_SHORT] =
usecs_to_jiffies(be32_to_cpu(duration_cap->tpm_short));
@ -939,6 +941,18 @@ ssize_t tpm_show_caps_1_2(struct device * dev,
}
EXPORT_SYMBOL_GPL(tpm_show_caps_1_2);
ssize_t tpm_show_timeouts(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct tpm_chip *chip = dev_get_drvdata(dev);
return sprintf(buf, "%d %d %d\n",
jiffies_to_usecs(chip->vendor.duration[TPM_SHORT]),
jiffies_to_usecs(chip->vendor.duration[TPM_MEDIUM]),
jiffies_to_usecs(chip->vendor.duration[TPM_LONG]));
}
EXPORT_SYMBOL_GPL(tpm_show_timeouts);
ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{

2
drivers/char/tpm/tpm.h
View file

@ -56,6 +56,8 @@ extern ssize_t tpm_show_owned(struct device *, struct device_attribute *attr,
char *);
extern ssize_t tpm_show_temp_deactivated(struct device *,
struct device_attribute *attr, char *);
extern ssize_t tpm_show_timeouts(struct device *,
struct device_attribute *attr, char *);
struct tpm_chip;

4
drivers/char/tpm/tpm_tis.c
View file

@ -376,6 +376,7 @@ static DEVICE_ATTR(temp_deactivated, S_IRUGO, tpm_show_temp_deactivated,
NULL);
static DEVICE_ATTR(caps, S_IRUGO, tpm_show_caps_1_2, NULL);
static DEVICE_ATTR(cancel, S_IWUSR | S_IWGRP, NULL, tpm_store_cancel);
static DEVICE_ATTR(timeouts, S_IRUGO, tpm_show_timeouts, NULL);
static struct attribute *tis_attrs[] = {
&dev_attr_pubek.attr,
@ -385,7 +386,8 @@ static struct attribute *tis_attrs[] = {
&dev_attr_owned.attr,
&dev_attr_temp_deactivated.attr,
&dev_attr_caps.attr,
&dev_attr_cancel.attr, NULL,
&dev_attr_cancel.attr,
&dev_attr_timeouts.attr, NULL,
};
static struct attribute_group tis_attr_grp = {