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authorJoerg Roedel <joerg.roedel@amd.com>2011-06-14 16:44:25 +0200
committerJoerg Roedel <joerg.roedel@amd.com>2011-06-21 10:49:31 +0200
commit403f81d8ee532c976d50a5e1051f14ec78ae8db3 (patch)
tree298415f1f6a1fd5d762c6549eec7bb68dc611770 /drivers/iommu/amd_iommu_proto.h
parent68255b628776dfafa7f67ca3afd66bd4ba377307 (diff)
downloadblackbird-op-linux-403f81d8ee532c976d50a5e1051f14ec78ae8db3.tar.gz
blackbird-op-linux-403f81d8ee532c976d50a5e1051f14ec78ae8db3.zip
iommu/amd: Move missing parts to drivers/iommu
A few parts of the driver were missing in drivers/iommu. Move them there to have the complete driver in that directory. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'drivers/iommu/amd_iommu_proto.h')
-rw-r--r--drivers/iommu/amd_iommu_proto.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu_proto.h b/drivers/iommu/amd_iommu_proto.h
new file mode 100644
index 000000000000..7ffaa64410b0
--- /dev/null
+++ b/drivers/iommu/amd_iommu_proto.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2009-2010 Advanced Micro Devices, Inc.
+ * Author: Joerg Roedel <joerg.roedel@amd.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _ASM_X86_AMD_IOMMU_PROTO_H
+#define _ASM_X86_AMD_IOMMU_PROTO_H
+
+#include "amd_iommu_types.h"
+
+extern int amd_iommu_init_dma_ops(void);
+extern int amd_iommu_init_passthrough(void);
+extern irqreturn_t amd_iommu_int_thread(int irq, void *data);
+extern irqreturn_t amd_iommu_int_handler(int irq, void *data);
+extern void amd_iommu_apply_erratum_63(u16 devid);
+extern void amd_iommu_reset_cmd_buffer(struct amd_iommu *iommu);
+extern int amd_iommu_init_devices(void);
+extern void amd_iommu_uninit_devices(void);
+extern void amd_iommu_init_notifier(void);
+extern void amd_iommu_init_api(void);
+#ifndef CONFIG_AMD_IOMMU_STATS
+
+static inline void amd_iommu_stats_init(void) { }
+
+#endif /* !CONFIG_AMD_IOMMU_STATS */
+
+static inline bool is_rd890_iommu(struct pci_dev *pdev)
+{
+ return (pdev->vendor == PCI_VENDOR_ID_ATI) &&
+ (pdev->device == PCI_DEVICE_ID_RD890_IOMMU);
+}
+
+static inline bool iommu_feature(struct amd_iommu *iommu, u64 f)
+{
+ if (!(iommu->cap & (1 << IOMMU_CAP_EFR)))
+ return false;
+
+ return !!(iommu->features & f);
+}
+
+#endif /* _ASM_X86_AMD_IOMMU_PROTO_H */
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