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Commit 3249527f authored by Sahil Malhotra's avatar Sahil Malhotra Committed by Jens Wiklander
Browse files

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: default avatarSahil Malhotra <sahil.malhotra@nxp.com>
[jw: fixing trivial merge conflict]
Signed-off-by: default avatarJens Wiklander <jens.wiklander@linaro.org>
parent cf89fe88

drivers/tee/optee/Kconfig

+8 −0
Original line number Diff line number Diff line
@@ -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.

drivers/tee/optee/core.c

+1 −1
Original line number Diff line number Diff line
@@ -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