diff options
Diffstat (limited to 'include/linux/firmware/qcom/qcom_tzmem.h')
| -rw-r--r-- | include/linux/firmware/qcom/qcom_tzmem.h | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/include/linux/firmware/qcom/qcom_tzmem.h b/include/linux/firmware/qcom/qcom_tzmem.h index b83b63a0c049..23173e0c3ddd 100644 --- a/include/linux/firmware/qcom/qcom_tzmem.h +++ b/include/linux/firmware/qcom/qcom_tzmem.h @@ -17,11 +17,20 @@ struct qcom_tzmem_pool; * enum qcom_tzmem_policy - Policy for pool growth. */ enum qcom_tzmem_policy { - /**< Static pool, never grow above initial size. */ + /** + * @QCOM_TZMEM_POLICY_STATIC: Static pool, + * never grow above initial size. + */ QCOM_TZMEM_POLICY_STATIC = 1, - /**< When out of memory, add increment * current size of memory. */ + /** + * @QCOM_TZMEM_POLICY_MULTIPLIER: When out of memory, + * add increment * current size of memory. + */ QCOM_TZMEM_POLICY_MULTIPLIER, - /**< When out of memory add as much as is needed until max_size. */ + /** + * @QCOM_TZMEM_POLICY_ON_DEMAND: When out of memory + * add as much as is needed until max_size. + */ QCOM_TZMEM_POLICY_ON_DEMAND, }; @@ -53,4 +62,19 @@ DEFINE_FREE(qcom_tzmem, void *, if (_T) qcom_tzmem_free(_T)) phys_addr_t qcom_tzmem_to_phys(void *ptr); +#if IS_ENABLED(CONFIG_QCOM_TZMEM_MODE_SHMBRIDGE) +int qcom_tzmem_shm_bridge_create(phys_addr_t paddr, size_t size, u64 *handle); +void qcom_tzmem_shm_bridge_delete(u64 handle); +#else +static inline int qcom_tzmem_shm_bridge_create(phys_addr_t paddr, + size_t size, u64 *handle) +{ + return 0; +} + +static inline void qcom_tzmem_shm_bridge_delete(u64 handle) +{ +} +#endif + #endif /* __QCOM_TZMEM */ |