These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / misc / mic / common / mic_dev.h

diff --git a/kernel/drivers/misc/mic/common/mic_dev.h b/kernel/drivers/misc/mic/common/mic_dev.h
index 92999c2..5077677 100644 (file)
--- a/kernel/drivers/misc/mic/common/mic_dev.h
+++ b/kernel/drivers/misc/mic/common/mic_dev.h
@@ -21,6 +21,19 @@
 #ifndef __MIC_DEV_H__
 #define __MIC_DEV_H__
 
+/* The maximum number of MIC devices supported in a single host system. */
+#define MIC_MAX_NUM_DEVS 128
+
+/**
+ * enum mic_hw_family - The hardware family to which a device belongs.
+ */
+enum mic_hw_family {
+       MIC_FAMILY_X100 = 0,
+       MIC_FAMILY_X200,
+       MIC_FAMILY_UNKNOWN,
+       MIC_FAMILY_LAST
+};
+
 /**
  * struct mic_mw - MIC memory window
  *
@@ -48,4 +61,7 @@ struct mic_mw {
 #define MIC_VIRTIO_PARAM_DEV_REMOVE 0x1
 #define MIC_VIRTIO_PARAM_CONFIG_CHANGED 0x2
 
+/* Maximum number of DMA channels */
+#define MIC_MAX_DMA_CHAN 4
+
 #endif