diff options
Diffstat (limited to 'plat')
| -rw-r--r-- | plat/imx/common/sci/ipc.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/plat/imx/common/sci/ipc.c b/plat/imx/common/sci/ipc.c index 664350bd..b75766d1 100644 --- a/plat/imx/common/sci/ipc.c +++ b/plat/imx/common/sci/ipc.c @@ -35,11 +35,21 @@ #include "mx8_mu.h" +#include <bakery_lock.h> +DEFINE_BAKERY_LOCK(sc_ipc_bakery_lock); +#define sc_ipc_lock_init() bakery_lock_init(&sc_ipc_bakery_lock) +#define sc_ipc_lock() bakery_lock_get(&sc_ipc_bakery_lock) +#define sc_ipc_unlock() bakery_lock_release(&sc_ipc_bakery_lock) + void sc_call_rpc(sc_ipc_t ipc, sc_rpc_msg_t *msg, bool no_resp) { + sc_ipc_lock(); + sc_ipc_write(ipc, msg); if (!no_resp) sc_ipc_read(ipc, msg); + + sc_ipc_unlock(); } sc_err_t sc_ipc_open(sc_ipc_t *ipc, sc_ipc_id_t id) @@ -51,6 +61,8 @@ sc_err_t sc_ipc_open(sc_ipc_t *ipc, sc_ipc_id_t id) if ((ipc == NULL) || (base == 0)) return SC_ERR_IPC; + sc_ipc_lock_init(); + /* Init MU */ MU_Init(base); |