diff --git a/drivers/firmware/qcom_scm-32.c b/drivers/firmware/qcom_scm-32.c index d0fe8427dda7..bd0271d5e083 100644 --- a/drivers/firmware/qcom_scm-32.c +++ b/drivers/firmware/qcom_scm-32.c @@ -295,42 +295,6 @@ static s32 qcom_scm_call_atomic2(u32 svc, u32 cmd, u32 arg1, u32 arg2) return r0; } -u32 qcom_scm_get_version(void) -{ - int context_id; - static u32 version = -1; - register u32 r0 asm("r0"); - register u32 r1 asm("r1"); - - if (version != -1) - return version; - - mutex_lock(&qcom_scm_lock); - - r0 = 0x1 << 8; - r1 = (u32)&context_id; - do { - asm volatile( - __asmeq("%0", "r0") - __asmeq("%1", "r1") - __asmeq("%2", "r0") - __asmeq("%3", "r1") -#ifdef REQUIRES_SEC - ".arch_extension sec\n" -#endif - "smc #0 @ switch to secure world\n" - : "=r" (r0), "=r" (r1) - : "r" (r0), "r" (r1) - : "r2", "r3", "r12"); - } while (r0 == QCOM_SCM_INTERRUPTED); - - version = r1; - mutex_unlock(&qcom_scm_lock); - - return version; -} -EXPORT_SYMBOL(qcom_scm_get_version); - /** * qcom_scm_set_cold_boot_addr() - Set the cold boot address for cpus * @entry: Entry point function for the cpus diff --git a/include/linux/qcom_scm.h b/include/linux/qcom_scm.h index c0066619f33b..ca6d307c17b5 100644 --- a/include/linux/qcom_scm.h +++ b/include/linux/qcom_scm.h @@ -59,7 +59,6 @@ extern bool qcom_scm_hdcp_available(void); extern int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt, u32 *resp); extern int qcom_scm_qsmmu500_wait_safe_toggle(bool en); -extern u32 qcom_scm_get_version(void); extern bool qcom_scm_is_available(void); #else @@ -101,7 +100,6 @@ static inline int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt, u32 *resp) { return -ENODEV; } static inline int qcom_scm_qsmmu500_wait_safe_toggle(bool en) { return -ENODEV; } -static inline u32 qcom_scm_get_version(void) { return 0; } static inline bool qcom_scm_is_available(void) { return false; } #endif #endif