summaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/device.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/include/asm/device.h')
-rw-r--r--arch/arm/include/asm/device.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/include/asm/device.h b/arch/arm/include/asm/device.h
new file mode 100644
index 000000000..be666f58b
--- /dev/null
+++ b/arch/arm/include/asm/device.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Arch specific extensions to struct device
+ */
+#ifndef ASMARM_DEVICE_H
+#define ASMARM_DEVICE_H
+
+struct dev_archdata {
+#ifdef CONFIG_DMABOUNCE
+ struct dmabounce_device_info *dmabounce;
+#endif
+#ifdef CONFIG_ARM_DMA_USE_IOMMU
+ struct dma_iommu_mapping *mapping;
+#endif
+ unsigned int dma_coherent:1;
+ unsigned int dma_ops_setup:1;
+};
+
+struct omap_device;
+
+struct pdev_archdata {
+#ifdef CONFIG_ARCH_OMAP
+ struct omap_device *od;
+#endif
+};
+
+#ifdef CONFIG_ARM_DMA_USE_IOMMU
+#define to_dma_iommu_mapping(dev) ((dev)->archdata.mapping)
+#else
+#define to_dma_iommu_mapping(dev) NULL
+#endif
+
+#endif