aboutsummaryrefslogtreecommitdiff
path: root/lib/tpm-common.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/tpm-common.c')
-rw-r--r--lib/tpm-common.c16
1 files changed, 3 insertions, 13 deletions
diff --git a/lib/tpm-common.c b/lib/tpm-common.c
index a440639cec..6afe59b1fe 100644
--- a/lib/tpm-common.c
+++ b/lib/tpm-common.c
@@ -151,9 +151,9 @@ u32 tpm_return_code(const void *response)
return get_unaligned_be32(response + return_code_offset);
}
-u32 tpm_sendrecv_command(const void *command, void *response, size_t *size_ptr)
+u32 tpm_sendrecv_command(struct udevice *dev, const void *command,
+ void *response, size_t *size_ptr)
{
- struct udevice *dev;
int err, ret;
u8 response_buffer[COMMAND_BUFFER_SIZE];
size_t response_length;
@@ -166,9 +166,6 @@ u32 tpm_sendrecv_command(const void *command, void *response, size_t *size_ptr)
response_length = sizeof(response_buffer);
}
- ret = uclass_first_device_err(UCLASS_TPM, &dev);
- if (ret)
- return ret;
err = tpm_xfer(dev, command, tpm_command_size(command),
response, &response_length);
@@ -188,14 +185,7 @@ u32 tpm_sendrecv_command(const void *command, void *response, size_t *size_ptr)
return ret;
}
-int tpm_init(void)
+int tpm_init(struct udevice *dev)
{
- struct udevice *dev;
- int err;
-
- err = uclass_first_device_err(UCLASS_TPM, &dev);
- if (err)
- return err;
-
return tpm_open(dev);
}