47 bool xe_pxp_is_supported(const struct xe_device *xe)  in xe_pxp_is_supported()  argument
49 	return xe->info.has_pxp && IS_ENABLED(CONFIG_INTEL_MEI_GSC_PROXY);  in xe_pxp_is_supported()
103 	guard(xe_pm_runtime)(pxp->xe);  in xe_pxp_get_readiness_status()
135 	drm_dbg(&pxp->xe->drm, "Terminating PXP\n");  in pxp_terminate_hw()
168 	struct xe_device *xe = pxp->xe;  in pxp_terminate()  local
172 		drm_err(&xe->drm, "failed to wait for PXP start before termination\n");  in pxp_terminate()
208 		drm_err(&xe->drm, "PXP termination failed: %pe\n", ERR_PTR(ret));  in pxp_terminate()
240 		drm_err(&pxp->xe->drm,  in pxp_terminate_complete()
253 	struct xe_device *xe = pxp->xe;  in pxp_irq_work()  local
256 	spin_lock_irq(&xe->irq.lock);  in pxp_irq_work()
259 	spin_unlock_irq(&xe->irq.lock);  in pxp_irq_work()
268 	if ((events & PXP_TERMINATION_REQUEST) && !xe_pm_runtime_get_if_active(xe))  in pxp_irq_work()
280 		xe_pm_runtime_put(xe);  in pxp_irq_work()
288 void xe_pxp_irq_handler(struct xe_device *xe, u16 iir)  in xe_pxp_irq_handler()  argument
290 	struct xe_pxp *pxp = xe->pxp;  in xe_pxp_irq_handler()
293 		drm_err(&xe->drm, "PXP irq 0x%x received with PXP disabled!\n", iir);  in xe_pxp_irq_handler()
297 	lockdep_assert_held(&xe->irq.lock);  in xe_pxp_irq_handler()
359 int xe_pxp_init(struct xe_device *xe)  in xe_pxp_init()  argument
361 	struct xe_gt *gt = xe->tiles[0].media_gt;  in xe_pxp_init()
365 	if (!xe_pxp_is_supported(xe))  in xe_pxp_init()
369 	if (xe->info.tile_count > 1 || !gt)  in xe_pxp_init()
379 		drm_info(&xe->drm, "skipping PXP init due to missing FW dependencies");  in xe_pxp_init()
389 	if (xe->info.platform == XE_PANTHERLAKE &&  in xe_pxp_init()
391 		drm_info(&xe->drm, "PXP requires PTL GSC build 1396 or newer\n");  in xe_pxp_init()
395 	pxp = drmm_kzalloc(&xe->drm, sizeof(struct xe_pxp), GFP_KERNEL);  in xe_pxp_init()
404 	pxp->xe = xe;  in xe_pxp_init()
436 	xe->pxp = pxp;  in xe_pxp_init()
438 	return devm_add_action_or_reset(xe->drm.dev, pxp_fini, pxp);  in xe_pxp_init()
445 	drmm_kfree(&xe->drm, pxp);  in xe_pxp_init()
447 	drm_err(&xe->drm, "PXP initialization failed: %pe\n", ERR_PTR(err));  in xe_pxp_init()
464 		drm_err(&pxp->xe->drm, "Failed to init PXP arb session: %pe\n", ERR_PTR(ret));  in __pxp_start_arb_session()
470 		drm_err(&pxp->xe->drm, "PXP ARB session failed to go in play%pe\n", ERR_PTR(ret));  in __pxp_start_arb_session()
474 	drm_dbg(&pxp->xe->drm, "PXP ARB session is active\n");  in __pxp_start_arb_session()
492 	xe_assert(pxp->xe, type == DRM_XE_PXP_TYPE_HWDRM);  in xe_pxp_exec_queue_set_type()
533 	xe_assert(pxp->xe, type == DRM_XE_PXP_TYPE_HWDRM);  in pxp_start()
587 		drm_err(&pxp->xe->drm, "unexpected state during PXP start: %u\n", pxp->status);  in pxp_start()
597 			drm_err(&pxp->xe->drm, "PXP termination failed before start\n");  in pxp_start()
622 		drm_err(&pxp->xe->drm, "unexpected state after PXP start: %u\n", pxp->status);  in pxp_start()
666 	xe_pm_runtime_get(pxp->xe);  in xe_pxp_exec_queue_add()
682 		xe_pm_runtime_put(pxp->xe);  in xe_pxp_exec_queue_add()
709 		xe_pm_runtime_put(pxp->xe);  in __pxp_exec_queue_remove()
767 	xe_assert(pxp->xe, !bo->pxp_key_instance);  in xe_pxp_key_assign()
801 	xe_assert(pxp->xe, bo->pxp_key_instance);  in xe_pxp_bo_key_check()
835 	struct xe_device *xe = xe_bo_device(bo);  in xe_pxp_obj_key_check()  local
836 	struct xe_pxp *pxp = xe->pxp;  in xe_pxp_obj_key_check()
930 	xe_assert(pxp->xe, pxp->status == XE_PXP_SUSPENDED);  in xe_pxp_pm_resume()