diff options
Diffstat (limited to 'Documentation/misc-devices/mei/mei-client-bus.txt')
| -rw-r--r-- | Documentation/misc-devices/mei/mei-client-bus.txt | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/misc-devices/mei/mei-client-bus.txt b/Documentation/misc-devices/mei/mei-client-bus.txt index f83910a8ce76..6ca486bd0d14 100644 --- a/Documentation/misc-devices/mei/mei-client-bus.txt +++ b/Documentation/misc-devices/mei/mei-client-bus.txt | |||
| @@ -1,9 +1,10 @@ | |||
| 1 | Intel(R) Management Engine (ME) Client bus API | 1 | Intel(R) Management Engine (ME) Client bus API |
| 2 | =============================================== | 2 | ============================================== |
| 3 | 3 | ||
| 4 | 4 | ||
| 5 | Rationale | 5 | Rationale |
| 6 | ========= | 6 | ========= |
| 7 | |||
| 7 | MEI misc character device is useful for dedicated applications to send and receive | 8 | MEI misc character device is useful for dedicated applications to send and receive |
| 8 | data to the many FW appliance found in Intel's ME from the user space. | 9 | data to the many FW appliance found in Intel's ME from the user space. |
| 9 | However for some of the ME functionalities it make sense to leverage existing software | 10 | However for some of the ME functionalities it make sense to leverage existing software |
| @@ -17,7 +18,8 @@ the existing code. | |||
| 17 | 18 | ||
| 18 | 19 | ||
| 19 | MEI CL bus API | 20 | MEI CL bus API |
| 20 | =========== | 21 | ============== |
| 22 | |||
| 21 | A driver implementation for an MEI Client is very similar to existing bus | 23 | A driver implementation for an MEI Client is very similar to existing bus |
| 22 | based device drivers. The driver registers itself as an MEI CL bus driver through | 24 | based device drivers. The driver registers itself as an MEI CL bus driver through |
| 23 | the mei_cl_driver structure: | 25 | the mei_cl_driver structure: |
| @@ -55,6 +57,7 @@ received buffers. | |||
| 55 | 57 | ||
| 56 | Example | 58 | Example |
| 57 | ======= | 59 | ======= |
| 60 | |||
| 58 | As a theoretical example let's pretend the ME comes with a "contact" NFC IP. | 61 | As a theoretical example let's pretend the ME comes with a "contact" NFC IP. |
| 59 | The driver init and exit routines for this device would look like: | 62 | The driver init and exit routines for this device would look like: |
| 60 | 63 | ||