[PATCH 3/5] tpm: ppi: Display up to 101 operations as define for version 1.3

Stefan Berger stefanb at linux.vnet.ibm.com
Wed Jan 9 22:11:01 UTC 2019


TPM PPI 1.3 defines operations up to number 101. We need to query up
to this number to show the user what the firmware implements.

Signed-off-by: Stefan Berger <stefanb at linux.vnet.ibm.com>
---
 drivers/char/tpm/tpm_ppi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/tpm/tpm_ppi.c b/drivers/char/tpm/tpm_ppi.c
index 68cab248ca23..72182b415c76 100644
--- a/drivers/char/tpm/tpm_ppi.c
+++ b/drivers/char/tpm/tpm_ppi.c
@@ -28,7 +28,7 @@
 #define TPM_PPI_FN_GETRSP	5
 #define TPM_PPI_FN_SUBREQ2	7
 #define TPM_PPI_FN_GETOPR	8
-#define PPI_TPM_REQ_MAX		22
+#define PPI_TPM_REQ_MAX		101 /* PPI 1.3 for TPM 2 */
 #define PPI_VS_REQ_START	128
 #define PPI_VS_REQ_END		255
 
-- 
2.17.1



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