Commit 476f6c48 authored by Michal Wajdeczko's avatar Michal Wajdeczko
Browse files

drm/xe/guc: Add VF_STATE_NOTIFY and VF_CONTROL to ABI 



In upcoming patches the PF driver will add support to handle the
GUC2PF_VF_STATE_NOTIFY events and to send PF2GUC_VF_CONTROL request
messages.  Add necessary definitions to our GuC firmware ABI header.

Signed-off-by: default avatarMichal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: default avatarPiotr Piórkowski <piotr.piorkowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240326191518.363-2-michal.wajdeczko@intel.com
parent 0613834f

drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h

+94 −0
Original line number Diff line number Diff line
@@ -171,4 +171,98 @@ 
#define VF2GUC_RELAY_TO_PF_REQUEST_MSG_n_RELAY_DATAx	GUC_HXG_REQUEST_MSG_n_DATAn

#define VF2GUC_RELAY_TO_PF_REQUEST_MSG_NUM_RELAY_DATA	GUC_RELAY_MSG_MAX_LEN



/**

 * DOC: GUC2PF_VF_STATE_NOTIFY

 *

 * The GUC2PF_VF_STATE_NOTIFY message is used by the GuC to notify PF about change

 * of the VF state.

 *

 * This G2H message is sent as `CTB HXG Message`_.

 *

 *  +---+-------+--------------------------------------------------------------+

 *  |   | Bits  | Description                                                  |

 *  +===+=======+==============================================================+

 *  | 0 |    31 | ORIGIN = GUC_HXG_ORIGIN_GUC_                                 |

 *  |   +-------+--------------------------------------------------------------+

 *  |   | 30:28 | TYPE = GUC_HXG_TYPE_EVENT_                                   |

 *  |   +-------+--------------------------------------------------------------+

 *  |   | 27:16 | DATA0 = MBZ                                                  |

 *  |   +-------+--------------------------------------------------------------+

 *  |   |  15:0 | ACTION = _`GUC_ACTION_GUC2PF_VF_STATE_NOTIFY` = 0x5106       |

 *  +---+-------+--------------------------------------------------------------+

 *  | 1 |  31:0 | DATA1 = **VFID** - VF identifier                             |

 *  +---+-------+--------------------------------------------------------------+

 *  | 2 |  31:0 | DATA2 = **EVENT** - notification event:                      |

 *  |   |       |                                                              |

 *  |   |       |   - _`GUC_PF_NOTIFY_VF_ENABLE` = 1 (only if VFID = 0)        |

 *  |   |       |   - _`GUC_PF_NOTIFY_VF_FLR` = 1                              |

 *  |   |       |   - _`GUC_PF_NOTIFY_VF_FLR_DONE` = 2                         |

 *  |   |       |   - _`GUC_PF_NOTIFY_VF_PAUSE_DONE` = 3                       |

 *  |   |       |   - _`GUC_PF_NOTIFY_VF_FIXUP_DONE` = 4                       |

 *  +---+-------+--------------------------------------------------------------+

 */

#define GUC_ACTION_GUC2PF_VF_STATE_NOTIFY		0x5106u



#define GUC2PF_VF_STATE_NOTIFY_EVENT_MSG_LEN		(GUC_HXG_EVENT_MSG_MIN_LEN + 2u)

#define GUC2PF_VF_STATE_NOTIFY_EVENT_MSG_0_MBZ		GUC_HXG_EVENT_MSG_0_DATA0

#define GUC2PF_VF_STATE_NOTIFY_EVENT_MSG_1_VFID		GUC_HXG_EVENT_MSG_n_DATAn

#define GUC2PF_VF_STATE_NOTIFY_EVENT_MSG_2_EVENT	GUC_HXG_EVENT_MSG_n_DATAn

#define   GUC_PF_NOTIFY_VF_ENABLE			1u

#define   GUC_PF_NOTIFY_VF_FLR				1u

#define   GUC_PF_NOTIFY_VF_FLR_DONE			2u

#define   GUC_PF_NOTIFY_VF_PAUSE_DONE			3u

#define   GUC_PF_NOTIFY_VF_FIXUP_DONE			4u



/**

 * DOC: PF2GUC_VF_CONTROL

 *

 * The PF2GUC_VF_CONTROL message is used by the PF to trigger VF state change

 * maintained by the GuC.

 *

 * This H2G message must be sent as `CTB HXG Message`_.

 *

 *  +---+-------+--------------------------------------------------------------+

 *  |   | Bits  | Description                                                  |

 *  +===+=======+==============================================================+

 *  | 0 |    31 | ORIGIN = GUC_HXG_ORIGIN_HOST_                                |

 *  |   +-------+--------------------------------------------------------------+

 *  |   | 30:28 | TYPE = GUC_HXG_TYPE_REQUEST_                                 |

 *  |   +-------+--------------------------------------------------------------+

 *  |   | 27:16 | DATA0 = MBZ                                                  |

 *  |   +-------+--------------------------------------------------------------+

 *  |   |  15:0 | ACTION = _`GUC_ACTION_PF2GUC_VF_CONTROL_CMD` = 0x5506        |

 *  +---+-------+--------------------------------------------------------------+

 *  | 1 |  31:0 | DATA1 = **VFID** - VF identifier                             |

 *  +---+-------+--------------------------------------------------------------+

 *  | 2 |  31:0 | DATA2 = **COMMAND** - control command:                       |

 *  |   |       |                                                              |

 *  |   |       |   - _`GUC_PF_TRIGGER_VF_PAUSE` = 1                           |

 *  |   |       |   - _`GUC_PF_TRIGGER_VF_RESUME` = 2                          |

 *  |   |       |   - _`GUC_PF_TRIGGER_VF_STOP` = 3                            |

 *  |   |       |   - _`GUC_PF_TRIGGER_VF_FLR_START` = 4                       |

 *  |   |       |   - _`GUC_PF_TRIGGER_VF_FLR_FINISH` = 5                      |

 *  +---+-------+--------------------------------------------------------------+

 *

 *  +---+-------+--------------------------------------------------------------+

 *  |   | Bits  | Description                                                  |

 *  +===+=======+==============================================================+

 *  | 0 |    31 | ORIGIN = GUC_HXG_ORIGIN_GUC_                                 |

 *  |   +-------+--------------------------------------------------------------+

 *  |   | 30:28 | TYPE = GUC_HXG_TYPE_RESPONSE_SUCCESS_                        |

 *  |   +-------+--------------------------------------------------------------+

 *  |   |  27:0 | DATA0 = MBZ                                                  |

 *  +---+-------+--------------------------------------------------------------+

 */

#define GUC_ACTION_PF2GUC_VF_CONTROL			0x5506u



#define PF2GUC_VF_CONTROL_REQUEST_MSG_LEN		(GUC_HXG_EVENT_MSG_MIN_LEN + 2u)

#define PF2GUC_VF_CONTROL_REQUEST_MSG_0_MBZ		GUC_HXG_EVENT_MSG_0_DATA0

#define PF2GUC_VF_CONTROL_REQUEST_MSG_1_VFID		GUC_HXG_EVENT_MSG_n_DATAn

#define PF2GUC_VF_CONTROL_REQUEST_MSG_2_COMMAND		GUC_HXG_EVENT_MSG_n_DATAn

#define   GUC_PF_TRIGGER_VF_PAUSE			1u

#define   GUC_PF_TRIGGER_VF_RESUME			2u

#define   GUC_PF_TRIGGER_VF_STOP			3u

#define   GUC_PF_TRIGGER_VF_FLR_START			4u

#define   GUC_PF_TRIGGER_VF_FLR_FINISH			5u



#endif