Revert "TPM: Long default timeout fix"

[mv-sheeva.git] / drivers / char / tpm / tpm.c

diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index faf5a2c659262aeea3d419142b78d32deac721a9..1f46f1cd9225c3c0d2a894bc80d3d1e74fe012e7 100644 (file)
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -364,14 +364,12 @@ unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip,
                    tpm_protected_ordinal_duration[ordinal &
                                                   TPM_PROTECTED_ORDINAL_MASK];
 
-       if (duration_idx != TPM_UNDEFINED) {
+       if (duration_idx != TPM_UNDEFINED)
                duration = chip->vendor.duration[duration_idx];
-               /* if duration is 0, it's because chip->vendor.duration wasn't */
-               /* filled yet, so we set the lowest timeout just to give enough */
-               /* time for tpm_get_timeouts() to succeed */
-               return (duration <= 0 ? HZ : duration);
-       } else
+       if (duration <= 0)
                return 2 * 60 * HZ;
+       else
+               return duration;
 }
 EXPORT_SYMBOL_GPL(tpm_calc_ordinal_duration);
 
@@ -577,11 +575,9 @@ duration:
        if (rc)
                return;
 
-       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))
+       if (be32_to_cpu(tpm_cmd.header.out.return_code)
+           != 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));
@@ -941,18 +937,6 @@ 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)
 {