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firmware: arm_ffa: Update the FF-A command list with v1.2 additions

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Arm Firmware Framework for A-profile(FFA) v1.2 introduces register based
discovery mechanism and direct messaging extensions that enables to target
specific UUID within a partition.

Let us add all the newly supported FF-A function IDs in the spec.
Also update to the error values and associated handling.

Message-Id: <20240820-ffa_v1-2-v2-2-18c0c5f3c65e@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
This commit is contained in:
Sudeep Holla 2024-08-20 15:27:55 +01:00
parent fbbb0e5fd2
commit 7c432a18ad
2 changed files with 6 additions and 0 deletions
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1
drivers/firmware/arm_ffa/driver.c
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@ -75,6 +75,7 @@ static const int ffa_linux_errmap[] = {
-EAGAIN, /* FFA_RET_RETRY */
-ECANCELED, /* FFA_RET_ABORTED */
-ENODATA, /* FFA_RET_NO_DATA */
-EAGAIN, /* FFA_RET_NOT_READY */
};
static inline int ffa_to_linux_errno(int errno)

5
include/linux/arm_ffa.h
View File

@ -73,6 +73,11 @@
#define FFA_FN64_MEM_PERM_GET FFA_SMC_64(0x88)
#define FFA_MEM_PERM_SET FFA_SMC_32(0x89)
#define FFA_FN64_MEM_PERM_SET FFA_SMC_64(0x89)
#define FFA_CONSOLE_LOG FFA_SMC_32(0x8A)
#define FFA_PARTITION_INFO_GET_REGS FFA_SMC_64(0x8B)
#define FFA_EL3_INTR_HANDLE FFA_SMC_32(0x8C)
#define FFA_MSG_SEND_DIRECT_REQ2 FFA_SMC_64(0x8D)
#define FFA_MSG_SEND_DIRECT_RESP2 FFA_SMC_64(0x8E)
/*
* For some calls it is necessary to use SMC64 to pass or return 64-bit values.