ctrl.c (374ed5429346a021c8e2d26fafce14c5b15dedd0) ctrl.c (1b46c90c8e002028dc622bf7bd8cf89efcaab274)
1// SPDX-License-Identifier: GPL-2.0+
2/* * CAAM control-plane driver backend
3 * Controller-level driver, kernel property detection, initialization
4 *
5 * Copyright 2008-2012 Freescale Semiconductor, Inc.
1// SPDX-License-Identifier: GPL-2.0+
2/* * CAAM control-plane driver backend
3 * Controller-level driver, kernel property detection, initialization
4 *
5 * Copyright 2008-2012 Freescale Semiconductor, Inc.
6 * Copyright 2018 NXP
6 * Copyright 2018-2019 NXP
7 */
8
9#include <linux/device.h>
10#include <linux/of_address.h>
11#include <linux/of_irq.h>
12#include <linux/sys_soc.h>
13
14#include "compat.h"

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698 }
699 if (ret) {
700 dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n", ret);
701 goto iounmap_ctrl;
702 }
703
704 ctrlpriv->era = caam_get_era(ctrl);
705
7 */
8
9#include <linux/device.h>
10#include <linux/of_address.h>
11#include <linux/of_irq.h>
12#include <linux/sys_soc.h>
13
14#include "compat.h"

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698 }
699 if (ret) {
700 dev_err(dev, "dma_set_mask_and_coherent failed (%d)\n", ret);
701 goto iounmap_ctrl;
702 }
703
704 ctrlpriv->era = caam_get_era(ctrl);
705
706 ret = of_platform_populate(nprop, caam_match, NULL, dev);
707 if (ret) {
708 dev_err(dev, "JR platform devices creation error\n");
709 goto iounmap_ctrl;
710 }
711
712#ifdef CONFIG_DEBUG_FS
713 /*
714 * FIXME: needs better naming distinction, as some amalgamation of
715 * "caam" and nprop->full_name. The OF name isn't distinctive,
716 * but does separate instances
717 */
718 perfmon = (struct caam_perfmon __force *)&ctrl->perfmon;
719
720 ctrlpriv->dfs_root = debugfs_create_dir(dev_name(dev), NULL);
721 ctrlpriv->ctl = debugfs_create_dir("ctl", ctrlpriv->dfs_root);
722#endif
723
706#ifdef CONFIG_DEBUG_FS
707 /*
708 * FIXME: needs better naming distinction, as some amalgamation of
709 * "caam" and nprop->full_name. The OF name isn't distinctive,
710 * but does separate instances
711 */
712 perfmon = (struct caam_perfmon __force *)&ctrl->perfmon;
713
714 ctrlpriv->dfs_root = debugfs_create_dir(dev_name(dev), NULL);
715 ctrlpriv->ctl = debugfs_create_dir("ctl", ctrlpriv->dfs_root);
716#endif
717
724 ring = 0;
725 for_each_available_child_of_node(nprop, np)
726 if (of_device_is_compatible(np, "fsl,sec-v4.0-job-ring") ||
727 of_device_is_compatible(np, "fsl,sec4.0-job-ring")) {
728 ctrlpriv->jr[ring] = (struct caam_job_ring __iomem __force *)
729 ((__force uint8_t *)ctrl +
730 (ring + JR_BLOCK_NUMBER) *
731 BLOCK_OFFSET
732 );
733 ctrlpriv->total_jobrs++;
734 ring++;
735 }
736
737 /* Check to see if (DPAA 1.x) QI present. If so, enable */
738 ctrlpriv->qi_present = !!(comp_params & CTPR_MS_QI_MASK);
739 if (ctrlpriv->qi_present && !caam_dpaa2) {
740 ctrlpriv->qi = (struct caam_queue_if __iomem __force *)
741 ((__force uint8_t *)ctrl +
742 BLOCK_OFFSET * QI_BLOCK_NUMBER
743 );
744 /* This is all that's required to physically enable QI */
745 wr_reg32(&ctrlpriv->qi->qi_control_lo, QICTL_DQEN);
746
747 /* If QMAN driver is present, init CAAM-QI backend */
748#ifdef CONFIG_CAAM_QI
749 ret = caam_qi_init(pdev);
750 if (ret)
751 dev_err(dev, "caam qi i/f init failed: %d\n", ret);
752#endif
753 }
754
718 /* Check to see if (DPAA 1.x) QI present. If so, enable */
719 ctrlpriv->qi_present = !!(comp_params & CTPR_MS_QI_MASK);
720 if (ctrlpriv->qi_present && !caam_dpaa2) {
721 ctrlpriv->qi = (struct caam_queue_if __iomem __force *)
722 ((__force uint8_t *)ctrl +
723 BLOCK_OFFSET * QI_BLOCK_NUMBER
724 );
725 /* This is all that's required to physically enable QI */
726 wr_reg32(&ctrlpriv->qi->qi_control_lo, QICTL_DQEN);
727
728 /* If QMAN driver is present, init CAAM-QI backend */
729#ifdef CONFIG_CAAM_QI
730 ret = caam_qi_init(pdev);
731 if (ret)
732 dev_err(dev, "caam qi i/f init failed: %d\n", ret);
733#endif
734 }
735
736 ret = of_platform_populate(nprop, caam_match, NULL, dev);
737 if (ret) {
738 dev_err(dev, "JR platform devices creation error\n");
739 goto shutdown_qi;
740 }
741
742 ring = 0;
743 for_each_available_child_of_node(nprop, np)
744 if (of_device_is_compatible(np, "fsl,sec-v4.0-job-ring") ||
745 of_device_is_compatible(np, "fsl,sec4.0-job-ring")) {
746 ctrlpriv->jr[ring] = (struct caam_job_ring __iomem __force *)
747 ((__force uint8_t *)ctrl +
748 (ring + JR_BLOCK_NUMBER) *
749 BLOCK_OFFSET
750 );
751 ctrlpriv->total_jobrs++;
752 ring++;
753 }
754
755 /* If no QI and no rings specified, quit and go home */
756 if ((!ctrlpriv->qi_present) && (!ctrlpriv->total_jobrs)) {
757 dev_err(dev, "no queues configured, terminating\n");
758 ret = -ENOMEM;
759 goto caam_remove;
760 }
761
762 if (ctrlpriv->era < 10)

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893 &ctrlpriv->ctl_tdsk_wrap);
894#endif
895 return 0;
896
897caam_remove:
898 caam_remove(pdev);
899 return ret;
900
755 /* If no QI and no rings specified, quit and go home */
756 if ((!ctrlpriv->qi_present) && (!ctrlpriv->total_jobrs)) {
757 dev_err(dev, "no queues configured, terminating\n");
758 ret = -ENOMEM;
759 goto caam_remove;
760 }
761
762 if (ctrlpriv->era < 10)

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893 &ctrlpriv->ctl_tdsk_wrap);
894#endif
895 return 0;
896
897caam_remove:
898 caam_remove(pdev);
899 return ret;
900
901shutdown_qi:
902#ifdef CONFIG_CAAM_QI
903 if (ctrlpriv->qidev)
904 caam_qi_shutdown(ctrlpriv->qidev);
905#endif
901iounmap_ctrl:
902 iounmap(ctrl);
903disable_caam_emi_slow:
904 if (ctrlpriv->caam_emi_slow)
905 clk_disable_unprepare(ctrlpriv->caam_emi_slow);
906disable_caam_aclk:
907 clk_disable_unprepare(ctrlpriv->caam_aclk);
908disable_caam_mem:

--- 21 unchanged lines hidden --- 		906iounmap_ctrl:
907 iounmap(ctrl);
908disable_caam_emi_slow:
909 if (ctrlpriv->caam_emi_slow)
910 clk_disable_unprepare(ctrlpriv->caam_emi_slow);
911disable_caam_aclk:
912 clk_disable_unprepare(ctrlpriv->caam_aclk);
913disable_caam_mem:

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