diff options
| author | Mitchel Humpherys <mitchelh@codeaurora.org> | 2015-02-18 10:34:23 -0800 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-22 11:11:47 -0700 |
| commit | b1399c801542f7508f299decdb460a0558228afb (patch) | |
| tree | ad5d0f4386a52301625b23b75ee4443fa9cf3a78 /include/soc | |
| parent | 7ed677cb8e6aa1dbb41bb6e4967de6c0b1afc8f2 (diff) | |
soc: qcom: add library for SMMU TZ interface
Some targets require calling into TZ for various bits of SMMU
configuration. Add a library to provide a clean interface for such
configuration.
Change-Id: I1dc5cd21d4a09e321039d69cc760eaf6f356c6cf
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
[pdaly@codeaurora.org Resolve minor conflicts]
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
Diffstat (limited to 'include/soc')
| -rw-r--r-- | include/soc/qcom/msm_tz_smmu.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/include/soc/qcom/msm_tz_smmu.h b/include/soc/qcom/msm_tz_smmu.h new file mode 100644 index 000000000000..c16ea8336d7a --- /dev/null +++ b/include/soc/qcom/msm_tz_smmu.h @@ -0,0 +1,37 @@ +/* Copyright (c) 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 + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __MSM_TZ_SMMU_H__ +#define __MSM_TZ_SMMU_H__ + +#include <linux/device.h> + +#ifdef CONFIG_MSM_TZ_SMMU + +int msm_tz_smmu_atos_start(struct device *dev, int cb_num); +int msm_tz_smmu_atos_end(struct device *dev, int cb_num); + +#else + +static inline int msm_tz_smmu_atos_start(struct device *dev, int cb_num) +{ + return 0; +} + +static inline int msm_tz_smmu_atos_end(struct device *dev, int cb_num) +{ + return 0; +} + +#endif /* CONFIG_MSM_TZ_SMMU */ + +#endif /* __MSM_TZ_SMMU_H__ */ |