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| author | Jiri Kosina <jkosina@suse.cz> | 2013-03-18 13:57:32 +0400 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2013-03-18 13:57:57 +0400 |
| commit | aa1262b3876ec5249ff464618a7dcd46b3ca54e2 (patch) | |
| tree | b150bb2c83c073e1f0e298ba7899148f7d991ef7 /drivers/iommu/shmobile-ipmmu.h | |
| parent | 806b2139db236e0cbd0b5833ab0ce139f0196bcd (diff) | |
| parent | 6dbe51c251a327e012439c4772097a13df43c5b8 (diff) | |
| download | linux-aa1262b3876ec5249ff464618a7dcd46b3ca54e2.tar.xz | |
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply patch to the newly
added ITG-3200 driver.
Diffstat (limited to 'drivers/iommu/shmobile-ipmmu.h')
| -rw-r--r-- | drivers/iommu/shmobile-ipmmu.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/iommu/shmobile-ipmmu.h b/drivers/iommu/shmobile-ipmmu.h new file mode 100644 index 000000000000..4d53684673e1 --- /dev/null +++ b/drivers/iommu/shmobile-ipmmu.h @@ -0,0 +1,34 @@ +/* shmobile-ipmmu.h + * + * Copyright (C) 2012 Hideki EIRAKU + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + */ + +#ifndef __SHMOBILE_IPMMU_H__ +#define __SHMOBILE_IPMMU_H__ + +struct shmobile_ipmmu { + struct device *dev; + void __iomem *ipmmu_base; + int tlb_enabled; + struct mutex flush_lock; + const char * const *dev_names; + unsigned int num_dev_names; +}; + +#ifdef CONFIG_SHMOBILE_IPMMU_TLB +void ipmmu_tlb_flush(struct shmobile_ipmmu *ipmmu); +void ipmmu_tlb_set(struct shmobile_ipmmu *ipmmu, unsigned long phys, int size, + int asid); +int ipmmu_iommu_init(struct shmobile_ipmmu *ipmmu); +#else +static inline int ipmmu_iommu_init(struct shmobile_ipmmu *ipmmu) +{ + return -EINVAL; +} +#endif + +#endif /* __SHMOBILE_IPMMU_H__ */ |