summaryrefslogtreecommitdiff
path: root/arch/arm/mach-msm/include/mach/iommu.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-msm/include/mach/iommu.h')
-rw-r--r--arch/arm/mach-msm/include/mach/iommu.h18
1 files changed, 11 insertions, 7 deletions
diff --git a/arch/arm/mach-msm/include/mach/iommu.h b/arch/arm/mach-msm/include/mach/iommu.h
index 296c0f10f230..5c7c955e6d25 100644
--- a/arch/arm/mach-msm/include/mach/iommu.h
+++ b/arch/arm/mach-msm/include/mach/iommu.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2010-2011, Code Aurora Forum. 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
@@ -19,6 +19,7 @@
#define MSM_IOMMU_H
#include <linux/interrupt.h>
+#include <linux/clk.h>
/* Sharability attributes of MSM IOMMU mappings */
#define MSM_IOMMU_ATTR_NON_SH 0x0
@@ -44,14 +45,11 @@
/**
* struct msm_iommu_dev - a single IOMMU hardware instance
* name Human-readable name given to this IOMMU HW instance
- * clk_rate Rate to set for this IOMMU's clock, if applicable to this
- * particular IOMMU. 0 means don't set a rate.
- * -1 means it is an AXI clock with no valid rate
- *
+ * ncb Number of context banks present on this IOMMU HW instance
*/
struct msm_iommu_dev {
const char *name;
- int clk_rate;
+ int ncb;
};
/**
@@ -73,14 +71,20 @@ struct msm_iommu_ctx_dev {
/**
* struct msm_iommu_drvdata - A single IOMMU hardware instance
* @base: IOMMU config port base address (VA)
+ * @ncb The number of contexts on this IOMMU
* @irq: Interrupt number
- *
+ * @clk: The bus clock for this IOMMU hardware instance
+ * @pclk: The clock for the IOMMU bus interconnect
+ *
* A msm_iommu_drvdata holds the global driver data about a single piece
* of an IOMMU hardware instance.
*/
struct msm_iommu_drvdata {
void __iomem *base;
int irq;
+ int ncb;
+ struct clk *clk;
+ struct clk *pclk;
};
/**