From 6b1751a86ce2eb6ebbffa426a703a12f15bcea28 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Fri, 3 Jun 2016 18:25:26 -0500 Subject: firmware: qcom: scm: Add support for ARM64 SoCs Add an implementation of the SCM interface that works on ARM64 SoCs. This is used by things like determine if we have HDCP support or not on the system. Signed-off-by: Kumar Gala Signed-off-by: Andy Gross Reviewed-by: Bjorn Andersson Reviewed-by: Stephen Boyd --- drivers/firmware/qcom_scm.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/firmware/qcom_scm.h') diff --git a/drivers/firmware/qcom_scm.h b/drivers/firmware/qcom_scm.h index afe6676fb396..0ea55d7fb076 100644 --- a/drivers/firmware/qcom_scm.h +++ b/drivers/firmware/qcom_scm.h @@ -38,7 +38,10 @@ extern int __qcom_scm_is_call_available(struct device *dev, u32 svc_id, extern int __qcom_scm_hdcp_req(struct device *dev, struct qcom_scm_hdcp_req *req, u32 req_cnt, u32 *resp); +extern void __qcom_scm_init(void); + /* common error codes */ +#define QCOM_SCM_V2_EBUSY -12 #define QCOM_SCM_ENOMEM -5 #define QCOM_SCM_EOPNOTSUPP -4 #define QCOM_SCM_EINVAL_ADDR -3 @@ -58,6 +61,8 @@ static inline int qcom_scm_remap_error(int err) return -EOPNOTSUPP; case QCOM_SCM_ENOMEM: return -ENOMEM; + case QCOM_SCM_V2_EBUSY: + return -EBUSY; } return -EINVAL; } -- cgit v1.2.3