Merge branch 'for-4.2/ti-clk-move' of https://github.com/t-kristo/linux-pm into clk...

[firefly-linux-kernel-4.4.55.git] / include / uapi / misc / cxl.h

diff --git a/include/uapi/misc/cxl.h b/include/uapi/misc/cxl.h
index cd6d789b73ec4cd15c116f2302c305db845f9385..99a8ca15fe648c9d176325eb2ed9c952a5ac7088 100644 (file)
--- a/include/uapi/misc/cxl.h
+++ b/include/uapi/misc/cxl.h
@@ -32,10 +32,32 @@ struct cxl_ioctl_start_work {
 #define CXL_START_WORK_ALL             (CXL_START_WORK_AMR |\
                                         CXL_START_WORK_NUM_IRQS)
 
+
+/* Possible modes that an afu can be in */
+#define CXL_MODE_DEDICATED   0x1
+#define CXL_MODE_DIRECTED    0x2
+
+/* possible flags for the cxl_afu_id flags field */
+#define CXL_AFUID_FLAG_SLAVE    0x1  /* In directed-mode afu is in slave mode */
+
+struct cxl_afu_id {
+       __u64 flags;     /* One of CXL_AFUID_FLAG_X */
+       __u32 card_id;
+       __u32 afu_offset;
+       __u32 afu_mode;  /* one of the CXL_MODE_X */
+       __u32 reserved1;
+       __u64 reserved2;
+       __u64 reserved3;
+       __u64 reserved4;
+       __u64 reserved5;
+       __u64 reserved6;
+};
+
 /* ioctl numbers */
 #define CXL_MAGIC 0xCA
 #define CXL_IOCTL_START_WORK           _IOW(CXL_MAGIC, 0x00, struct cxl_ioctl_start_work)
 #define CXL_IOCTL_GET_PROCESS_ELEMENT  _IOR(CXL_MAGIC, 0x01, __u32)
+#define CXL_IOCTL_GET_AFU_ID            _IOR(CXL_MAGIC, 0x02, struct cxl_afu_id)
 
 #define CXL_READ_MIN_SIZE 0x1000 /* 4K */