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Commit 092ffeaf authored by Mitchel Humpherys's avatar Mitchel Humpherys
Browse files

iommu: msm: add msm_iommu_register_notify stub for CONFIG_MSM_IOMMU_V1=n 



Drivers using msm_iommu_register_notify currently don't link when
CONFIG_MSM_IOMMU_V1=n.  We may want to implement the notifier for
msm_iommu_v0 in the future, but until then provide a stub to allow
successful compilation and linking of driver using
msm_iommu_register_notify.

Change-Id: I7c8c91ed2e08a4eb473f0b6e3906e9e6d473f1ca
Signed-off-by: default avatarMitchel Humpherys <mitchelh@codeaurora.org>
parent 8a749c24

include/linux/qcom_iommu.h

+9 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2010-2014, The Linux Foundation. All rights reserved.

/* Copyright (c) 2010-2015, 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
@@ -393,7 +393,15 @@ u32 msm_iommu_get_mair1(void); 
u32 msm_iommu_get_prrr(void);

u32 msm_iommu_get_nmrr(void);



/* events for notifiers passed to msm_iommu_register_notify */

#define TLB_SYNC_TIMEOUT 1



#ifdef CONFIG_MSM_IOMMU_V1

void msm_iommu_register_notify(struct notifier_block *nb);

#else

static inline void msm_iommu_register_notify(struct notifier_block *nb)

{

}

#endif



#endif