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dm: tpm: Remove every compilation switch for TPM driver model

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As every TPM drivers support UCLASS_TPM, we can only rely on DM_TPM
functions.

This simplify a bit the code.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Christophe Ricard
2015-10-06 22:54:43 +02:00
committed by Simon Glass
parent 302c5dba0a
commit c2b0f600a1
6 changed files with 4 additions and 97 deletions
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20
lib/tpm.c
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@@ -7,7 +7,6 @@
#include <common.h>
#include <dm.h>
#include <tis.h>
#include <tpm.h>
#include <asm/unaligned.h>
#include <u-boot/sha1.h>
@@ -230,6 +229,8 @@ static uint32_t tpm_return_code(const void *response)
static uint32_t tpm_sendrecv_command(const void *command,
void *response, size_t *size_ptr)
{
struct udevice *dev;
int ret;
uint8_t response_buffer[COMMAND_BUFFER_SIZE];
size_t response_length;
uint32_t err;
@@ -240,19 +241,13 @@ static uint32_t tpm_sendrecv_command(const void *command,
response = response_buffer;
response_length = sizeof(response_buffer);
}
#ifdef CONFIG_DM_TPM
struct udevice *dev;
int ret;
ret = uclass_first_device(UCLASS_TPM, &dev);
if (ret)
return ret;
err = tpm_xfer(dev, command, tpm_command_size(command),
response, &response_length);
#else
err = tis_sendrecv(command, tpm_command_size(command),
response, &response_length);
#endif
if (err < 0)
return TPM_LIB_ERROR;
if (size_ptr)
@@ -264,21 +259,12 @@ static uint32_t tpm_sendrecv_command(const void *command,
int tpm_init(void)
{
int err;
#ifdef CONFIG_DM_TPM
struct udevice *dev;
err = uclass_first_device(UCLASS_TPM, &dev);
if (err)
return err;
return tpm_open(dev);
#else
err = tis_init();
if (err)
return err;
return tis_open();
#endif
}
uint32_t tpm_startup(enum tpm_startup_type mode)