From d5e12fffcc01b3a22157a9cd4a7474ee6355182e Mon Sep 17 00:00:00 2001 From: Michal Wajdeczko Date: Tue, 14 May 2024 21:00:13 +0200 Subject: [PATCH] drm/xe/guc: Add GUC2PF_ADVERSE_EVENT to ABI MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When thresholds used to monitor VFs activities are configured, then GuC may send GUC2PF_ADVERSE_EVENT messages informing the PF driver about exceeded thresholds. Add necessary definitions to our GuC firmware ABI header. Reviewed-by: Piotr Piórkowski Signed-off-by: Michal Wajdeczko Link: https://patchwork.freedesktop.org/patch/msgid/20240514190015.2172-7-michal.wajdeczko@intel.com --- .../gpu/drm/xe/abi/guc_actions_sriov_abi.h | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h b/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h index c1ad09b364531..f1aa7f88e2179 100644 --- a/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h +++ b/drivers/gpu/drm/xe/abi/guc_actions_sriov_abi.h @@ -171,6 +171,36 @@ #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_ADVERSE_EVENT + * + * This message is used by the GuC to notify PF about adverse events. + * + * This G2H message must be 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_ADVERSE_EVENT` = 0x5104 | + * +---+-------+--------------------------------------------------------------+ + * | 1 | 31:0 | DATA1 = **VFID** - VF identifier | + * +---+-------+--------------------------------------------------------------+ + * | 2 | 31:0 | DATA2 = **THRESHOLD** - key of the exceeded threshold | + * +---+-------+--------------------------------------------------------------+ + */ +#define GUC_ACTION_GUC2PF_ADVERSE_EVENT 0x5104 + +#define GUC2PF_ADVERSE_EVENT_EVENT_MSG_LEN (GUC_HXG_EVENT_MSG_MIN_LEN + 2u) +#define GUC2PF_ADVERSE_EVENT_EVENT_MSG_0_MBZ GUC_HXG_EVENT_MSG_0_DATA0 +#define GUC2PF_ADVERSE_EVENT_EVENT_MSG_1_VFID GUC_HXG_EVENT_MSG_n_DATAn +#define GUC2PF_ADVERSE_EVENT_EVENT_MSG_2_THRESHOLD GUC_HXG_EVENT_MSG_n_DATAn + /** * DOC: GUC2PF_VF_STATE_NOTIFY *