[PATCH] tpm: add cancel function
This patch provides the logic to check if an operation has been canceled while
waiting for the response to arrive.
Signed-off-by: Kylene Hall <kjhall@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index a3ff4dc..714cb16 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -49,6 +49,7 @@
struct tpm_vendor_specific {
u8 req_complete_mask;
u8 req_complete_val;
+ u8 req_canceled;
u16 base; /* TPM base address */
int (*recv) (struct tpm_chip *, u8 *, size_t);