diff options
Diffstat (limited to 'drivers/bus/fsl-mc/fsl-mc-private.h')
| -rw-r--r-- | drivers/bus/fsl-mc/fsl-mc-private.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/bus/fsl-mc/fsl-mc-private.h b/drivers/bus/fsl-mc/fsl-mc-private.h index bed990c517f3..4ef8d7e078fb 100644 --- a/drivers/bus/fsl-mc/fsl-mc-private.h +++ b/drivers/bus/fsl-mc/fsl-mc-private.h @@ -379,6 +379,45 @@ int dprc_get_container_id(struct fsl_mc_io *mc_io, u32 cmd_flags, int *container_id); +/* + * Data Path Buffer Pool (DPBP) API + */ + +/* DPBP Version */ +#define DPBP_VER_MAJOR 3 +#define DPBP_VER_MINOR 2 + +/* Command versioning */ +#define DPBP_CMD_BASE_VERSION 1 +#define DPBP_CMD_ID_OFFSET 4 + +#define DPBP_CMD(id) (((id) << DPBP_CMD_ID_OFFSET) | DPBP_CMD_BASE_VERSION) + +/* Command IDs */ +#define DPBP_CMDID_CLOSE DPBP_CMD(0x800) +#define DPBP_CMDID_OPEN DPBP_CMD(0x804) + +#define DPBP_CMDID_ENABLE DPBP_CMD(0x002) +#define DPBP_CMDID_DISABLE DPBP_CMD(0x003) +#define DPBP_CMDID_GET_ATTR DPBP_CMD(0x004) +#define DPBP_CMDID_RESET DPBP_CMD(0x005) + +struct dpbp_cmd_open { + __le32 dpbp_id; +}; + +#define DPBP_ENABLE 0x1 + +struct dpbp_rsp_get_attributes { + /* response word 0 */ + __le16 pad; + __le16 bpid; + __le32 id; + /* response word 1 */ + __le16 version_major; + __le16 version_minor; +}; + /** * Maximum number of total IRQs that can be pre-allocated for an MC bus' * IRQ pool |