diff options
Diffstat (limited to 'drivers/firmware/qcom_scm.h')
| -rw-r--r-- | drivers/firmware/qcom_scm.h | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/firmware/qcom_scm.h b/drivers/firmware/qcom_scm.h index 9b7b3577821c..d9ed670da222 100644 --- a/drivers/firmware/qcom_scm.h +++ b/drivers/firmware/qcom_scm.h @@ -3,6 +3,16 @@ */ #ifndef __QCOM_SCM_INT_H #define __QCOM_SCM_INT_H + +enum qcom_scm_convention { + SMC_CONVENTION_UNKNOWN, + SMC_CONVENTION_LEGACY, + SMC_CONVENTION_ARM_32, + SMC_CONVENTION_ARM_64, +}; + +extern enum qcom_scm_convention qcom_scm_convention; + #define MAX_QCOM_SCM_ARGS 10 #define MAX_QCOM_SCM_RETS 3 @@ -50,11 +60,16 @@ struct qcom_scm_res { u64 result[MAX_QCOM_SCM_RETS]; }; -extern int qcom_scm_call(struct device *dev, const struct qcom_scm_desc *desc, - struct qcom_scm_res *res); -extern int qcom_scm_call_atomic(struct device *dev, - const struct qcom_scm_desc *desc, - struct qcom_scm_res *res); +#define SCM_SMC_FNID(s, c) ((((s) & 0xFF) << 8) | ((c) & 0xFF)) +extern int scm_smc_call(struct device *dev, const struct qcom_scm_desc *desc, + struct qcom_scm_res *res, bool atomic); + +#define SCM_LEGACY_FNID(s, c) (((s) << 10) | ((c) & 0x3ff)) +extern int scm_legacy_call_atomic(struct device *dev, + const struct qcom_scm_desc *desc, + struct qcom_scm_res *res); +extern int scm_legacy_call(struct device *dev, const struct qcom_scm_desc *desc, + struct qcom_scm_res *res); #define QCOM_SCM_SVC_BOOT 0x01 #define QCOM_SCM_BOOT_SET_ADDR 0x01 @@ -77,8 +92,6 @@ extern int qcom_scm_call_atomic(struct device *dev, #define QCOM_SCM_SVC_INFO 0x06 #define QCOM_SCM_INFO_IS_CALL_AVAIL 0x01 -extern int __qcom_scm_is_call_available(struct device *dev, u32 svc_id, - u32 cmd_id); #define QCOM_SCM_SVC_MP 0x0c #define QCOM_SCM_MP_RESTORE_SEC_CFG 0x02 |