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| author | Sahil Malhotra <sahil.malhotra@nxp.com> | 2018-06-08 12:38:13 +0530 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2018-06-20 11:20:36 +0200 |
| commit | 3249527f19d660c5adfb2b6f4ffd4ca0506b8755 (patch) | |
| tree | 421d78aae4faf02c72cb3a92f4d5c8fa7fe2ab67 /drivers/tee | |
| parent | cf89fe88a676d9482313b6b674e9edce34591400 (diff) | |
| download | linux-stable-3249527f19d660c5adfb2b6f4ffd4ca0506b8755.tar.gz linux-stable-3249527f19d660c5adfb2b6f4ffd4ca0506b8755.tar.bz2 linux-stable-3249527f19d660c5adfb2b6f4ffd4ca0506b8755.zip | |
tee: optee: making OPTEE_SHM_NUM_PRIV_PAGES configurable via Kconfig
This change adds KCONFIG option to set number of pages out of
whole shared memory to be used for OP-TEE driver private data
structures.
Signed-off-by: Sahil Malhotra <sahil.malhotra@nxp.com>
[jw: fixing trivial merge conflict]
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Diffstat (limited to 'drivers/tee')
| -rw-r--r-- | drivers/tee/optee/Kconfig | 8 | ||||
| -rw-r--r-- | drivers/tee/optee/core.c | 2 |
2 files changed, 9 insertions, 1 deletions
diff --git a/drivers/tee/optee/Kconfig b/drivers/tee/optee/Kconfig index 0126de898036..3c59e19029be 100644 --- a/drivers/tee/optee/Kconfig +++ b/drivers/tee/optee/Kconfig @@ -5,3 +5,11 @@ config OPTEE help This implements the OP-TEE Trusted Execution Environment (TEE) driver. + +config OPTEE_SHM_NUM_PRIV_PAGES + int "Private Shared Memory Pages" + default 1 + depends on OPTEE + help + This sets the number of private shared memory pages to be + used by OP-TEE TEE driver. diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c index e5fd5ed217da..e1aafe842d66 100644 --- a/drivers/tee/optee/core.c +++ b/drivers/tee/optee/core.c @@ -32,7 +32,7 @@ #define DRIVER_NAME "optee" -#define OPTEE_SHM_NUM_PRIV_PAGES 1 +#define OPTEE_SHM_NUM_PRIV_PAGES CONFIG_OPTEE_SHM_NUM_PRIV_PAGES /** * optee_from_msg_param() - convert from OPTEE_MSG parameters to |