xe/abi/guc_klvs_abi.h

1 /* SPDX-License-Identifier: MIT */
14  *  +---+-------+--------------------------------------------------------------+
17  *  | 0 | 31:16 | **KEY** - KLV key identifier                                 |
18  *  |   |       |   - `GuC Self Config KLVs`_                                  |
19  *  |   |       |   - `GuC VGT Policy KLVs`_                                   |
20  *  |   |       |   - `GuC VF Configuration KLVs`_                             |
22  *  |   +-------+--------------------------------------------------------------+
23  *  |   |  15:0 | **LEN** - length of VALUE (in 32bit dwords)                  |
24  *  +---+-------+--------------------------------------------------------------+
25  *  | 1 |  31:0 | **VALUE** - actual value of the KLV (format depends on KEY)  |
26  *  +---+-------+                                                              |
28  *  +---+-------+                                                              |
30  *  +---+-------+--------------------------------------------------------------+
101  * Per context scheduling policy update keys.
121  *      time-slice to ensure active VFs execution is always consitent even
123  *      impacts all VFs and takes effect on the next VF-Switch event.
174  *      :1-65535: number of contexts (Gen12)
177  *      For multi-tiled products, this field contains the bitwise-OR of tiles
178  *      assigned to the VF. Bit-0-set means VF has access to Tile-0,
179  *      Bit-31-set means VF has access to Tile-31, and etc.
182  *      For, single-tile products this KLV config is ignored.
188  *      :1-255: number of doorbells (Gen12)
191  *      This config sets the VFs-execution-quantum in milliseconds.
193  *      of and this will never be perfectly-exact (accumulated nano-second
196  *      running a context wont take effect until a new context is scheduled in.
207  *      This config sets the VF-preemption-timeout in microseconds.
209  *      HW is capable and this will never be perfectly-exact (accumulated
210  *      nano-second granularity) since the GPUs clock time runs off a
212  *      that is currently running a context wont take effect until a new
213  *      context is scheduled in.
228  *      :n: event occurrence count per sampling interval
234  *      :n: event occurrence count per sampling interval
240  *      :n: event occurrence count per sampling interval
246  *      :n: time (us) per sampling interval
253  *      :n: time (us) per sampling interval
259  *      :n: time (us) per sampling interval
265  *      :1-255: number of doorbells (Gen12)
268  *      Refers to the start index in context array allocated to this VF’s use.
271  *      :1-65535: number of contexts (Gen12)