Commit c71572aa authored by Clément Léger's avatar Clément Léger Committed by Claudiu Beznea
Browse files

ARM: at91: add sam_linux_is_optee_available() function 



Add sam_linux_is_optee_available() which allows to know if OP-TEE is
available for Linux. This function is used by code which needs to
know if we running with OP-TEE available or not.

Signed-off-by: default avatarClément Léger <clement.leger@bootlin.com>
[claudiu.beznea: edit commit title and message, renamed
 sam_linux_is_in_normal_world() into sam_linux_is_optee_available()]
Signed-off-by: default avatarClaudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220606145701.185552-2-clement.leger@bootlin.com
parent f2906aa8

arch/arm/mach-at91/sam_secure.c

+6 −0
Original line number Diff line number Diff line
@@ -27,6 +27,12 @@ struct arm_smccc_res sam_smccc_call(u32 fn, u32 arg0, u32 arg1) 
	return res;

}



bool sam_linux_is_optee_available(void)

{

	/* If optee has been detected, then we are running in normal world */

	return optee_available;

}



void __init sam_secure_init(void)

{

	struct device_node *np;

arch/arm/mach-at91/sam_secure.h

+1 −0
Original line number Diff line number Diff line
@@ -14,5 +14,6 @@ 


void __init sam_secure_init(void);

struct arm_smccc_res sam_smccc_call(u32 fn, u32 arg0, u32 arg1);

bool sam_linux_is_optee_available(void);



#endif /* SAM_SECURE_H */