Re: [PATCH v2 2/3] ARM: OMAP2+: Introduce check for OP-TEE in omap_secure_init()

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On 12/30/19 12:36 PM, Tony Lindgren wrote:
> * Andrew F. Davis <afd@xxxxxx> [191218 01:01]:
>> On 12/17/19 7:53 PM, Tony Lindgren wrote:
>>> * Andrew F. Davis <afd@xxxxxx> [191217 23:48]:
>>>> --- a/arch/arm/mach-omap2/omap-secure.c
>>>> +++ b/arch/arm/mach-omap2/omap-secure.c
>>>> @@ -20,6 +21,18 @@
>>>>  
>>>>  static phys_addr_t omap_secure_memblock_base;
>>>>  
>>>> +bool optee_available;
>>>
>>> The above can be static bool optee_available?
>>>
>>>> --- a/arch/arm/mach-omap2/omap-secure.h
>>>> +++ b/arch/arm/mach-omap2/omap-secure.h
>>>> @@ -10,6 +10,8 @@
>>>>  #ifndef OMAP_ARCH_OMAP_SECURE_H
>>>>  #define OMAP_ARCH_OMAP_SECURE_H
>>>>  
>>>> +#include <linux/types.h>
>>>> +
>>>>  /* Monitor error code */
>>>>  #define  API_HAL_RET_VALUE_NS2S_CONVERSION_ERROR	0xFFFFFFFE
>>>>  #define  API_HAL_RET_VALUE_SERVICE_UNKNWON		0xFFFFFFFF
>>>> @@ -72,6 +74,7 @@ extern u32 rx51_secure_dispatcher(u32 idx, u32 process, u32 flag, u32 nargs,
>>>>  extern u32 rx51_secure_update_aux_cr(u32 set_bits, u32 clear_bits);
>>>>  extern u32 rx51_secure_rng_call(u32 ptr, u32 count, u32 flag);
>>>>  
>>>> +extern bool optee_available;
>>>>  void omap_secure_init(void);
>>>
>>> And then this change should not be needed, right?
>>>
>>
>>
>> I have a staged change I'm about to post that makes use of this flag
>> from outside of omap-secure.c, otherwise I would have left it internal
>> to that file.
>>
>> I could also have moved the flag in the patch that uses it, but it
>> seemed like an unnecessary change given I know it will be needed here soon.
> 
> OK best to post all them together. Or initially just set it static
> as otherwise people reading the patches will wonder about it with
> no user. And all the automated test systems will start sending out
> patches :)
> 


Okay, I'll post everything together, will add the extra patch for AM43xx
HS suspend/resume that uses this to the end of this series.

Thanks,
Andrew


> Regards,
> 
> Tony
> 



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