Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 465f5112 authored by Vishvesh Deobhankar's avatar Vishvesh Deobhankar
Browse files

crypto: msm: Add DLKM support for crypto modules 



crypto modules on various targets will be available as
dynamic loadable modules. Add changes to fix compilation
issues faced while changing the same.

Change-Id: I981ec2718cb5d05fc62d13826bfc42ee3048dc3a
Signed-off-by: default avatarVishvesh Deobhankar <vdeobhan@codeaurora.org>
parent d60b5f4f

drivers/crypto/msm/qce50.c

+3 −1
Original line number Diff line number Diff line 
/*

 * QTI Crypto Engine driver.

 *

 * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.

 * Copyright (c) 2012-2019, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -6105,6 +6105,7 @@ void *qce_open(struct platform_device *pdev, int *rc) 
		dma_free_coherent(pce_dev->pdev, pce_dev->memsize,

			pce_dev->coh_vmem, pce_dev->coh_pmem);

err_iobase:

	arm_iommu_detach_device(pce_dev->pdev);

	if (pce_dev->enable_s1_smmu)

		qce_iommu_release_iomapping(pce_dev);
@@ -6138,6 +6139,7 @@ int qce_close(void *handle) 
				pce_dev->coh_vmem, pce_dev->coh_pmem);

	kfree(pce_dev->dummyreq_in_buf);

	kfree(pce_dev->iovec_vmem);

	arm_iommu_detach_device(pce_dev->pdev);



	if (pce_dev->enable_s1_smmu)

		qce_iommu_release_iomapping(pce_dev);

drivers/crypto/msm/qcedev.c

+11 −2
Original line number Diff line number Diff line 
/*

 * QTI CE device driver.

 *

 * Copyright (c) 2010-2018, The Linux Foundation. All rights reserved.

 * Copyright (c) 2010-2019, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -2030,11 +2030,14 @@ static int qcedev_probe_device(struct platform_device *pdev) 
	podev->mem_client = NULL;



	misc_deregister(&podev->miscdevice);

	if (msm_bus_scale_client_update_request(podev->bus_scale_handle, 1))

		pr_err("%s Unable to set high bandwidth\n", __func__);

exit_qce_close:

	if (handle)

		qce_close(handle);

exit_scale_busbandwidth:

	msm_bus_scale_client_update_request(podev->bus_scale_handle, 0);

	if (msm_bus_scale_client_update_request(podev->bus_scale_handle, 0))

		pr_err("%s Unable to set low bandwidth\n", __func__);

exit_unregister_bus_scale:

	if (podev->platform_support.bus_scale_table != NULL)

		msm_bus_scale_unregister_client(podev->bus_scale_handle);
@@ -2064,9 +2067,15 @@ static int qcedev_remove(struct platform_device *pdev) 
	podev = platform_get_drvdata(pdev);

	if (!podev)

		return 0;

	if (msm_bus_scale_client_update_request(podev->bus_scale_handle, 1))

		pr_err("%s Unable to set high bandwidth\n", __func__);



	if (podev->qce)

		qce_close(podev->qce);



	if (msm_bus_scale_client_update_request(podev->bus_scale_handle, 0))

		pr_err("%s Unable to set low bandwidth\n", __func__);



	if (podev->platform_support.bus_scale_table != NULL)

		msm_bus_scale_unregister_client(podev->bus_scale_handle);

drivers/crypto/msm/qcrypto.c

+11 −5
Original line number Diff line number Diff line 
/*

 * QTI Crypto driver

 *

 * Copyright (c) 2010-2017, The Linux Foundation. All rights reserved.

 * Copyright (c) 2010-2019, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -1354,10 +1354,6 @@ static void _qcrypto_remove_engine(struct crypto_engine *pengine) 
	cancel_work_sync(&pengine->bw_allocate_ws);

	del_timer_sync(&pengine->bw_reaper_timer);



	if (pengine->bus_scale_handle != 0)

		msm_bus_scale_unregister_client(pengine->bus_scale_handle);

	pengine->bus_scale_handle = 0;



	kzfree(pengine->preq_pool);



	if (cp->total_units)
@@ -1388,8 +1384,18 @@ static int _qcrypto_remove(struct platform_device *pdev) 
	mutex_lock(&cp->engine_lock);

	_qcrypto_remove_engine(pengine);

	mutex_unlock(&cp->engine_lock);



	if (msm_bus_scale_client_update_request(pengine->bus_scale_handle, 1))

		pr_err("%s Unable to set high bandwidth\n", __func__);



	if (pengine->qce)

		qce_close(pengine->qce);



	if (msm_bus_scale_client_update_request(pengine->bus_scale_handle, 0))

		pr_err("%s Unable to set low bandwidth\n", __func__);

	msm_bus_scale_unregister_client(pengine->bus_scale_handle);

	pengine->bus_scale_handle = 0;



	kzfree(pengine);

	return 0;

}