intel/ipu6/ipu6.c

232 ipu6_pkg_dir_configure_spc(struct ipu6_device *isp,
245 		dma_addr = sg_dma_address(isp->isys->fw_sgt.sgl);
247 		dma_addr = sg_dma_address(isp->psys->fw_sgt.sgl);
250 	prog = (struct ipu6_cell_program *)((u64)isp->cpd_fw->data + pg_offset);
253 		dev_warn(&isp->pdev->dev,
264 void ipu6_configure_spc(struct ipu6_device *isp,
277 	if (isp->secure_mode)
280 		ipu6_pkg_dir_configure_spc(isp, hw_variant, pkg_dir_idx, base,
290 static void ipu6_internal_pdata_init(struct ipu6_device *isp)
292 	u8 hw_ver = isp->hw_ver;
489 static void ipu6_configure_vc_mechanism(struct ipu6_device *isp)
491 	u32 val = readl(isp->base + BUTTRESS_REG_BTRS_CTRL);
503 	writel(val, isp->base + BUTTRESS_REG_BTRS_CTRL);
512 	struct ipu6_device *isp;
517 	isp = devm_kzalloc(dev, sizeof(*isp), GFP_KERNEL);
518 	if (!isp)
521 	isp->pdev = pdev;
522 	INIT_LIST_HEAD(&isp->devices);
535 	isp->base = pcim_iomap_table(pdev)[IPU6_PCI_BAR];
536 	pci_set_drvdata(pdev, isp);
539 	isp->cpd_metadata_cmpnt_size = sizeof(struct ipu6_cpd_metadata_cmpnt);
542 		isp->hw_ver = IPU6_VER_6;
543 		isp->cpd_fw_name = IPU6_FIRMWARE_NAME;
546 		isp->hw_ver = IPU6_VER_6SE;
547 		isp->cpd_fw_name = IPU6SE_FIRMWARE_NAME;
548 		isp->cpd_metadata_cmpnt_size =
553 		isp->hw_ver = IPU6_VER_6EP;
554 		isp->cpd_fw_name = IPU6EP_FIRMWARE_NAME;
557 		isp->hw_ver = IPU6_VER_6EP;
558 		isp->cpd_fw_name = IPU6EPADLN_FIRMWARE_NAME;
561 		isp->hw_ver = IPU6_VER_6EP_MTL;
562 		isp->cpd_fw_name = IPU6EPMTL_FIRMWARE_NAME;
570 	ipu6_internal_pdata_init(isp);
572 	isys_base = isp->base + isys_ipdata.hw_variant.offset;
573 	psys_base = isp->base + psys_ipdata.hw_variant.offset;
583 	ret = ipu6_pci_config_setup(pdev, isp->hw_ver);
587 	ret = ipu6_buttress_init(isp);
591 	ret = request_firmware(&isp->cpd_fw, isp->cpd_fw_name, dev);
593 		dev_err_probe(&isp->pdev->dev, ret,
595 			      isp->cpd_fw_name);
599 	ret = ipu6_cpd_validate_cpd_file(isp, isp->cpd_fw->data,
600 					 isp->cpd_fw->size);
602 		dev_err_probe(&isp->pdev->dev, ret,
614 	isp->isys = ipu6_isys_init(pdev, dev, isys_ctrl, isys_base,
616 	if (IS_ERR(isp->isys)) {
617 		ret = PTR_ERR(isp->isys);
628 	isp->psys = ipu6_psys_init(pdev, &isp->isys->auxdev.dev, psys_ctrl,
630 	if (IS_ERR(isp->psys)) {
631 		ret = PTR_ERR(isp->psys);
635 	ret = pm_runtime_resume_and_get(&isp->psys->auxdev.dev);
639 	ret = ipu6_mmu_hw_init(isp->psys->mmu);
641 		dev_err_probe(&isp->pdev->dev, ret,
646 	ret = ipu6_buttress_map_fw_image(isp->psys, isp->cpd_fw,
647 					 &isp->psys->fw_sgt);
649 		dev_err_probe(&isp->pdev->dev, ret, "failed to map fw image\n");
653 	ret = ipu6_cpd_create_pkg_dir(isp->psys, isp->cpd_fw->data);
655 		dev_err_probe(&isp->pdev->dev, ret,
662 					IRQF_SHARED, IPU6_NAME, isp);
668 	ret = ipu6_buttress_authenticate(isp);
670 		dev_err_probe(&isp->pdev->dev, ret,
675 	ipu6_mmu_hw_cleanup(isp->psys->mmu);
676 	pm_runtime_put(&isp->psys->auxdev.dev);
679 	ipu6_configure_vc_mechanism(isp);
681 	val = readl(isp->base + BUTTRESS_REG_SKU);
685 		 pdev->device, isp->hw_ver);
690 	isp->bus_ready_to_probe = true;
695 	devm_free_irq(dev, pdev->irq, isp);
697 	if (isp->psys) {
698 		ipu6_cpd_free_pkg_dir(isp->psys);
699 		ipu6_buttress_unmap_fw_image(isp->psys, &isp->psys->fw_sgt);
701 	if (!IS_ERR_OR_NULL(isp->psys) && !IS_ERR_OR_NULL(isp->psys->mmu))
702 		ipu6_mmu_cleanup(isp->psys->mmu);
703 	if (!IS_ERR_OR_NULL(isp->isys) && !IS_ERR_OR_NULL(isp->isys->mmu))
704 		ipu6_mmu_cleanup(isp->isys->mmu);
706 	release_firmware(isp->cpd_fw);
708 	ipu6_buttress_exit(isp);
715 	struct ipu6_device *isp = pci_get_drvdata(pdev);
716 	struct ipu6_mmu *isys_mmu = isp->isys->mmu;
717 	struct ipu6_mmu *psys_mmu = isp->psys->mmu;
719 	devm_free_irq(&pdev->dev, pdev->irq, isp);
720 	ipu6_cpd_free_pkg_dir(isp->psys);
722 	ipu6_buttress_unmap_fw_image(isp->psys, &isp->psys->fw_sgt);
723 	ipu6_buttress_exit(isp);
730 	release_firmware(isp->cpd_fw);
738 	struct ipu6_device *isp = pci_get_drvdata(pdev);
740 	pm_runtime_forbid(&isp->pdev->dev);
745 	struct ipu6_device *isp = pci_get_drvdata(pdev);
747 	ipu6_buttress_restore(isp);
748 	if (isp->secure_mode)
749 		ipu6_buttress_reset_authentication(isp);
751 	isp->need_ipc_reset = true;
752 	pm_runtime_allow(&isp->pdev->dev);
767 	struct ipu6_device *isp = pci_get_drvdata(pdev);
768 	struct ipu6_buttress *b = &isp->buttress;
772 	ipu6_configure_vc_mechanism(isp);
774 	isp->secure_mode = ipu6_buttress_get_secure_mode(isp);
776 		 isp->secure_mode ? "secure" : "non-secure");
778 	ipu6_buttress_restore(isp);
780 	ret = ipu6_buttress_ipc_reset(isp, &b->cse);
782 		dev_err(&isp->pdev->dev, "IPC reset protocol failed!\n");
784 	ret = pm_runtime_resume_and_get(&isp->psys->auxdev.dev);
786 		dev_err(&isp->psys->auxdev.dev, "Failed to get runtime PM\n");
790 	ret = ipu6_buttress_authenticate(isp);
792 		dev_err(&isp->pdev->dev, "FW authentication failed(%d)\n", ret);
794 	pm_runtime_put(&isp->psys->auxdev.dev);
802 	struct ipu6_device *isp = pci_get_drvdata(pdev);
805 	ipu6_configure_vc_mechanism(isp);
806 	ipu6_buttress_restore(isp);
808 	if (isp->need_ipc_reset) {
809 		struct ipu6_buttress *b = &isp->buttress;
811 		isp->need_ipc_reset = false;
812 		ret = ipu6_buttress_ipc_reset(isp, &b->cse);
814 			dev_err(&isp->pdev->dev, "IPC reset protocol failed\n");