21 is_fw_err_platform_config(struct intel_pxp *pxp, u32 type)  in is_fw_err_platform_config()  argument
27 		pxp->platform_cfg_is_bad = true;  in is_fw_err_platform_config()
53 gsccs_send_message(struct intel_pxp *pxp,  in gsccs_send_message()  argument
59 	struct intel_gt *gt = pxp->ctrl_gt;  in gsccs_send_message()
61 	struct gsccs_session_resources *exec_res =  &pxp->gsccs_res;  in gsccs_send_message()
81 	mutex_lock(&pxp->tee_mutex);  in gsccs_send_message()
117 		drm_err(&i915->drm, "failed to send gsc PXP msg (%d)\n", ret);  in gsccs_send_message()
123 		drm_err(&i915->drm, "gsc PXP reply with invalid validity marker\n");  in gsccs_send_message()
128 		drm_dbg(&i915->drm, "gsc PXP reply status has error = 0x%08x\n",  in gsccs_send_message()
134 		drm_dbg(&i915->drm, "gsc PXP reply is busy\n");  in gsccs_send_message()
148 		drm_warn(&i915->drm, "caller with insufficient PXP reply size %u (%zu)\n",  in gsccs_send_message()
160 	mutex_unlock(&pxp->tee_mutex);  in gsccs_send_message()
165 gsccs_send_message_retry_complete(struct intel_pxp *pxp,  in gsccs_send_message_retry_complete()  argument
179 		ret = gsccs_send_message(pxp, msg_in, msg_in_size, msg_out, msg_out_size_max,  in gsccs_send_message_retry_complete()
191 bool intel_pxp_gsccs_is_ready_for_sessions(struct intel_pxp *pxp)  in intel_pxp_gsccs_is_ready_for_sessions()  argument
196 	 * must all occur first before we can start requesting for PXP  in intel_pxp_gsccs_is_ready_for_sessions()
201 	if (intel_huc_is_authenticated(&pxp->ctrl_gt->uc.huc, INTEL_HUC_AUTH_BY_GSC) &&  in intel_pxp_gsccs_is_ready_for_sessions()
202 	    intel_gsc_uc_fw_proxy_init_done(&pxp->ctrl_gt->uc.gsc, true))  in intel_pxp_gsccs_is_ready_for_sessions()
208 int intel_pxp_gsccs_create_session(struct intel_pxp *pxp,  in intel_pxp_gsccs_create_session()  argument
211 	struct drm_i915_private *i915 = pxp->ctrl_gt->i915;  in intel_pxp_gsccs_create_session()
224 	ret = gsccs_send_message_retry_complete(pxp,  in intel_pxp_gsccs_create_session()
230 		if (is_fw_err_platform_config(pxp, msg_out.header.status)) {  in intel_pxp_gsccs_create_session()
232 				      "PXP init-session-%d failed due to BIOS/SOC:0x%08x:%s\n",  in intel_pxp_gsccs_create_session()
236 			drm_dbg(&i915->drm, "PXP init-session-%d failed 0x%08x:%st:\n",  in intel_pxp_gsccs_create_session()
247 void intel_pxp_gsccs_end_arb_fw_session(struct intel_pxp *pxp, u32 session_id)  in intel_pxp_gsccs_end_arb_fw_session()  argument
249 	struct drm_i915_private *i915 = pxp->ctrl_gt->i915;  in intel_pxp_gsccs_end_arb_fw_session()
266 	ret = gsccs_send_message_retry_complete(pxp,  in intel_pxp_gsccs_end_arb_fw_session()
273 		if (is_fw_err_platform_config(pxp, msg_out.header.status)) {  in intel_pxp_gsccs_end_arb_fw_session()
275 				      "PXP inv-stream-key-%u failed due to BIOS/SOC :0x%08x:%s\n",  in intel_pxp_gsccs_end_arb_fw_session()
279 			drm_dbg(&i915->drm, "PXP inv-stream-key-%u failed 0x%08x:%s:\n",  in intel_pxp_gsccs_end_arb_fw_session()
289 gsccs_cleanup_fw_host_session_handle(struct intel_pxp *pxp)  in gsccs_cleanup_fw_host_session_handle()  argument
291 	struct drm_i915_private *i915 = pxp->ctrl_gt->i915;  in gsccs_cleanup_fw_host_session_handle()
294 	ret = gsccs_send_message_retry_complete(pxp, NULL, 0, NULL, 0, NULL);  in gsccs_cleanup_fw_host_session_handle()
301 gsccs_destroy_execution_resource(struct intel_pxp *pxp)  in gsccs_destroy_execution_resource()  argument
303 	struct gsccs_session_resources *exec_res = &pxp->gsccs_res;  in gsccs_destroy_execution_resource()
306 		gsccs_cleanup_fw_host_session_handle(pxp);  in gsccs_destroy_execution_resource()
348 	/* all PXP sessions commands are treated as non-privileged */  in gsccs_create_buffer()
369 gsccs_allocate_execution_resource(struct intel_pxp *pxp)  in gsccs_allocate_execution_resource()  argument
371 	struct intel_gt *gt = pxp->ctrl_gt;  in gsccs_allocate_execution_resource()
372 	struct gsccs_session_resources *exec_res = &pxp->gsccs_res;  in gsccs_allocate_execution_resource()
389 	err = gsccs_create_buffer(pxp->ctrl_gt, "Heci Packet",  in gsccs_allocate_execution_resource()
395 	err = gsccs_create_buffer(pxp->ctrl_gt, "Batch Buffer", PAGE_SIZE,  in gsccs_allocate_execution_resource()
409 	ce->vm = i915_vm_get(pxp->ctrl_gt->vm);  in gsccs_allocate_execution_resource()
412 	/* initialize host-session-handle (for all i915-to-gsc-firmware PXP cmds) */  in gsccs_allocate_execution_resource()
426 void intel_pxp_gsccs_fini(struct intel_pxp *pxp)  in intel_pxp_gsccs_fini()  argument
430 	gsccs_destroy_execution_resource(pxp);  in intel_pxp_gsccs_fini()
431 	with_intel_runtime_pm(&pxp->ctrl_gt->i915->runtime_pm, wakeref)  in intel_pxp_gsccs_fini()
432 		intel_pxp_fini_hw(pxp);  in intel_pxp_gsccs_fini()
435 int intel_pxp_gsccs_init(struct intel_pxp *pxp)  in intel_pxp_gsccs_init()  argument
440 	ret = gsccs_allocate_execution_resource(pxp);  in intel_pxp_gsccs_init()
442 		with_intel_runtime_pm(&pxp->ctrl_gt->i915->runtime_pm, wakeref)  in intel_pxp_gsccs_init()
443 			intel_pxp_init_hw(pxp);  in intel_pxp_gsccs_init()