summaryrefslogtreecommitdiffstats
path: root/minuitwrp/include/linux/msm_ion.h
diff options
context:
space:
mode:
Diffstat (limited to 'minuitwrp/include/linux/msm_ion.h')
-rw-r--r--minuitwrp/include/linux/msm_ion.h157
1 files changed, 157 insertions, 0 deletions
diff --git a/minuitwrp/include/linux/msm_ion.h b/minuitwrp/include/linux/msm_ion.h
new file mode 100644
index 000000000..121a5a7a7
--- /dev/null
+++ b/minuitwrp/include/linux/msm_ion.h
@@ -0,0 +1,157 @@
+#ifndef _LINUX_MSM_ION_H
+#define _LINUX_MSM_ION_H
+
+#include <linux/ion.h>
+
+/*enum msm_ion_heap_types {
+ ION_HEAP_TYPE_MSM_START = ION_HEAP_TYPE_CUSTOM + 1,
+ ION_HEAP_TYPE_IOMMU = ION_HEAP_TYPE_MSM_START,
+ ION_HEAP_TYPE_DMA,
+ ION_HEAP_TYPE_CP,
+ ION_HEAP_TYPE_SECURE_DMA,
+ ION_HEAP_TYPE_REMOVED,
+};*/
+
+/**
+ * These are the only ids that should be used for Ion heap ids.
+ * The ids listed are the order in which allocation will be attempted
+ * if specified. Don't swap the order of heap ids unless you know what
+ * you are doing!
+ * Id's are spaced by purpose to allow new Id's to be inserted in-between (for
+ * possible fallbacks)
+ */
+
+enum ion_heap_ids {
+ INVALID_HEAP_ID = -1,
+ ION_CP_MM_HEAP_ID = 8,
+ ION_CP_MFC_HEAP_ID = 12,
+ ION_CP_WB_HEAP_ID = 16, /* 8660 only */
+ ION_CAMERA_HEAP_ID = 20, /* 8660 only */
+ ION_SYSTEM_CONTIG_HEAP_ID = 21,
+ ION_ADSP_HEAP_ID = 22,
+ ION_PIL1_HEAP_ID = 23, /* Currently used for other PIL images */
+ ION_SF_HEAP_ID = 24,
+ ION_IOMMU_HEAP_ID = 25,
+ ION_PIL2_HEAP_ID = 26, /* Currently used for modem firmware images */
+ ION_QSECOM_HEAP_ID = 27,
+ ION_AUDIO_HEAP_ID = 28,
+
+ ION_MM_FIRMWARE_HEAP_ID = 29,
+ ION_SYSTEM_HEAP_ID = 30,
+
+ ION_HEAP_ID_RESERVED = 31 /** Bit reserved for ION_FLAG_SECURE flag */
+};
+
+/*enum ion_fixed_position {
+ NOT_FIXED,
+ FIXED_LOW,
+ FIXED_MIDDLE,
+ FIXED_HIGH,
+};*/
+
+/*enum cp_mem_usage {
+ VIDEO_BITSTREAM = 0x1,
+ VIDEO_PIXEL = 0x2,
+ VIDEO_NONPIXEL = 0x3,
+ MAX_USAGE = 0x4,
+ UNKNOWN = 0x7FFFFFFF,
+};*/
+
+#define ION_HEAP_CP_MASK (1 << ION_HEAP_TYPE_CP)
+#define ION_HEAP_TYPE_DMA_MASK (1 << ION_HEAP_TYPE_DMA)
+
+/**
+ * Flag to use when allocating to indicate that a heap is secure.
+ */
+#define ION_FLAG_SECURE (1 << ION_HEAP_ID_RESERVED)
+
+/**
+ * Flag for clients to force contiguous memort allocation
+ *
+ * Use of this flag is carefully monitored!
+ */
+#define ION_FLAG_FORCE_CONTIGUOUS (1 << 30)
+
+/*
+ * Used in conjunction with heap which pool memory to force an allocation
+ * to come from the page allocator directly instead of from the pool allocation
+ */
+#define ION_FLAG_POOL_FORCE_ALLOC (1 << 16)
+
+/**
+* Deprecated! Please use the corresponding ION_FLAG_*
+*/
+#define ION_SECURE ION_FLAG_SECURE
+#define ION_FORCE_CONTIGUOUS ION_FLAG_FORCE_CONTIGUOUS
+
+/**
+ * Macro should be used with ion_heap_ids defined above.
+ */
+#define ION_HEAP(bit) (1 << (bit))
+
+#define ION_ADSP_HEAP_NAME "adsp"
+#define ION_VMALLOC_HEAP_NAME "vmalloc"
+#define ION_KMALLOC_HEAP_NAME "kmalloc"
+#define ION_AUDIO_HEAP_NAME "audio"
+#define ION_SF_HEAP_NAME "sf"
+#define ION_MM_HEAP_NAME "mm"
+#define ION_CAMERA_HEAP_NAME "camera_preview"
+#define ION_IOMMU_HEAP_NAME "iommu"
+#define ION_MFC_HEAP_NAME "mfc"
+#define ION_WB_HEAP_NAME "wb"
+#define ION_MM_FIRMWARE_HEAP_NAME "mm_fw"
+#define ION_PIL1_HEAP_NAME "pil_1"
+#define ION_PIL2_HEAP_NAME "pil_2"
+#define ION_QSECOM_HEAP_NAME "qsecom"
+
+#define ION_SET_CACHED(__cache) (__cache | ION_FLAG_CACHED)
+#define ION_SET_UNCACHED(__cache) (__cache & ~ION_FLAG_CACHED)
+
+#define ION_IS_CACHED(__flags) ((__flags) & ION_FLAG_CACHED)
+
+
+/* struct ion_flush_data - data passed to ion for flushing caches
+ *
+ * @handle: handle with data to flush
+ * @fd: fd to flush
+ * @vaddr: userspace virtual address mapped with mmap
+ * @offset: offset into the handle to flush
+ * @length: length of handle to flush
+ *
+ * Performs cache operations on the handle. If p is the start address
+ * of the handle, p + offset through p + offset + length will have
+ * the cache operations performed
+ */
+struct ion_flush_data {
+ struct ion_handle *handle;
+ int fd;
+ void *vaddr;
+ unsigned int offset;
+ unsigned int length;
+};
+
+#define ION_IOC_MSM_MAGIC 'M'
+
+/**
+ * DOC: ION_IOC_CLEAN_CACHES - clean the caches
+ *
+ * Clean the caches of the handle specified.
+ */
+#define ION_IOC_CLEAN_CACHES _IOWR(ION_IOC_MSM_MAGIC, 0, \
+ struct ion_flush_data)
+/**
+ * DOC: ION_IOC_INV_CACHES - invalidate the caches
+ *
+ * Invalidate the caches of the handle specified.
+ */
+#define ION_IOC_INV_CACHES _IOWR(ION_IOC_MSM_MAGIC, 1, \
+ struct ion_flush_data)
+/**
+ * DOC: ION_IOC_CLEAN_INV_CACHES - clean and invalidate the caches
+ *
+ * Clean and invalidate the caches of the handle specified.
+ */
+#define ION_IOC_CLEAN_INV_CACHES _IOWR(ION_IOC_MSM_MAGIC, 2, \
+ struct ion_flush_data)
+
+#endif