From 96fe4f6485e92ed9da464c96c5f536698c5ee66d Mon Sep 17 00:00:00 2001 From: Siew Chin Lim Date: Thu, 25 Mar 2021 14:07:45 +0800 Subject: arm: socfpga: smc: Add function to get usercode Add function to send mailbox command via SMC to get usercode from SDM. Signed-off-by: Siew Chin Lim Reviewed-by: Ley Foon Tan --- include/linux/intel-smc.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'include/linux') diff --git a/include/linux/intel-smc.h b/include/linux/intel-smc.h index 68d62be417..a54eff43ad 100644 --- a/include/linux/intel-smc.h +++ b/include/linux/intel-smc.h @@ -518,4 +518,22 @@ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_COMPLETED_WRITE) #define INTEL_SIP_SMC_MBOX_SEND_CMD \ INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_MBOX_SEND_CMD) +/* + * Request INTEL_SIP_SMC_GET_USERCODE + * + * Send mailbox command to get usercode from SDM + * + * Call register usage: + * a0 INTEL_SIP_SMC_GET_USERCODE + * a1-7 not used. + * + * Return status + * a0 INTEL_SIP_SMC_STATUS_OK or INTEL_SIP_SMC_STATUS_ERROR + * a1 User code + * a2-3 not used. + */ +#define INTEL_SIP_SMC_FUNCID_GET_USERCODE 61 +#define INTEL_SIP_SMC_GET_USERCODE \ + INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_GET_USERCODE) + #endif -- cgit