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tpm/ppi: pass function revision ID to tpm_eval_dsm() 

Since we will need to pass different function revision numbers
to tpm_eval_dsm, convert this function now to take the function revision
as an additional parameter.

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Tested-by: David Safford <david.safford@ge.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
This commit is contained in:
Stefan Berger 2019-01-17 12:41:31 -05:00 committed by Jarkko Sakkinen
parent 0b6cf6b97b
commit 587bad77e9
1 changed files with 8 additions and 8 deletions
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16
drivers/char/tpm/tpm_ppi.c
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@ -38,12 +38,11 @@ static const guid_t tpm_ppi_guid =
static inline union acpi_object *
tpm_eval_dsm(acpi_handle ppi_handle, int func, acpi_object_type type,
union acpi_object *argv4)
union acpi_object *argv4, u64 rev)
{
BUG_ON(!ppi_handle);
return acpi_evaluate_dsm_typed(ppi_handle, &tpm_ppi_guid,
TPM_PPI_REVISION_ID,
func, argv4, type);
rev, func, argv4, type);
}
static ssize_t tpm_show_ppi_version(struct device *dev,
@ -62,7 +61,7 @@ static ssize_t tpm_show_ppi_request(struct device *dev,
struct tpm_chip *chip = to_tpm_chip(dev);
obj = tpm_eval_dsm(chip->acpi_dev_handle, TPM_PPI_FN_GETREQ,
ACPI_TYPE_PACKAGE, NULL);
ACPI_TYPE_PACKAGE, NULL, TPM_PPI_REVISION_ID);
if (!obj)
return -ENXIO;
@ -126,7 +125,7 @@ static ssize_t tpm_store_ppi_request(struct device *dev,
}
obj = tpm_eval_dsm(chip->acpi_dev_handle, func, ACPI_TYPE_INTEGER,
&argv4);
&argv4, TPM_PPI_REVISION_ID);
if (!obj) {
return -ENXIO;
} else {
@ -170,7 +169,7 @@ static ssize_t tpm_show_ppi_transition_action(struct device *dev,
if (strcmp(chip->ppi_version, "1.2") < 0)
obj = &tmp;
obj = tpm_eval_dsm(chip->acpi_dev_handle, TPM_PPI_FN_GETACT,
ACPI_TYPE_INTEGER, obj);
ACPI_TYPE_INTEGER, obj, TPM_PPI_REVISION_ID);
if (!obj) {
return -ENXIO;
} else {
@ -196,7 +195,7 @@ static ssize_t tpm_show_ppi_response(struct device *dev,
struct tpm_chip *chip = to_tpm_chip(dev);
obj = tpm_eval_dsm(chip->acpi_dev_handle, TPM_PPI_FN_GETRSP,
ACPI_TYPE_PACKAGE, NULL);
ACPI_TYPE_PACKAGE, NULL, TPM_PPI_REVISION_ID);
if (!obj)
return -ENXIO;
@ -272,7 +271,8 @@ static ssize_t show_ppi_operations(acpi_handle dev_handle, char *buf, u32 start,
for (i = start; i <= end; i++) {
tmp.integer.value = i;
obj = tpm_eval_dsm(dev_handle, TPM_PPI_FN_GETOPR,
ACPI_TYPE_INTEGER, &argv);
ACPI_TYPE_INTEGER, &argv,
TPM_PPI_REVISION_ID);
if (!obj) {
return -ENOMEM;
} else {