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| author | Bogdan Purcareata <bogdan.purcareata@nxp.com> | 2018-03-02 13:23:58 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-14 15:18:42 +0300 |
| commit | 9c692d5ae7ea84d221d7504b7ebef07ea8f3ff27 (patch) | |
| tree | 51d01a15aa7329326071caffa2f2b43e8d385563 /drivers/bus/fsl-mc/fsl-mc-private.h | |
| parent | d64c2a76123f0300b08d0557ad56e9d599872a36 (diff) | |
| download | linux-9c692d5ae7ea84d221d7504b7ebef07ea8f3ff27.tar.xz | |
staging: fsl-mc: Move DPBP out of staging
Move the source files out of staging into their final locations:
- dpbp.c goes to drivers/bus/fsl-mc/, next to the core infrastructure
- dpbp-cmd.h gets merged into drivers/bus/fsl-mc/fsl-mc-private.h, next
to the other internally used APIs
- dpbp.h gets merged into include/linux/fsl/mc.h, exposing the public
API
Update references in the dpaa2-eth staging driver.
DPBP stands for Data Path Buffer Pool - you can read more about the
object in Documentation/networking/dpaa2/overview.rst
Signed-off-by: Bogdan Purcareata <bogdan.purcareata@nxp.com>
Reviewed-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 |