diff options
Diffstat (limited to 'drivers/net/ethernet/pensando/ionic/ionic_api.h')
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_api.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_api.h b/drivers/net/ethernet/pensando/ionic/ionic_api.h index 5fd23aa8c5a1..bd88666836b8 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_api.h +++ b/drivers/net/ethernet/pensando/ionic/ionic_api.h @@ -106,4 +106,26 @@ int ionic_intr_alloc(struct ionic_lif *lif, struct ionic_intr_info *intr); */ void ionic_intr_free(struct ionic_lif *lif, int intr); +/** + * ionic_get_cmb - Reserve cmb pages + * @lif: Logical interface + * @pgid: First page index + * @pgaddr: First page bus addr (contiguous) + * @order: Log base two number of pages (PAGE_SIZE) + * @stride_log2: Size of stride to determine CMB pool + * @expdb: Will be set to true if this CMB region has expdb enabled + * + * Return: zero or negative error status + */ +int ionic_get_cmb(struct ionic_lif *lif, u32 *pgid, phys_addr_t *pgaddr, + int order, u8 stride_log2, bool *expdb); + +/** + * ionic_put_cmb - Release cmb pages + * @lif: Logical interface + * @pgid: First page index + * @order: Log base two number of pages (PAGE_SIZE) + */ +void ionic_put_cmb(struct ionic_lif *lif, u32 pgid, int order); + #endif /* _IONIC_API_H_ */ |