raw/octeontx2_ep: add enqueue operation

[dpdk.git] / drivers / raw / octeontx2_ep / otx2_ep_enqdeq.h

diff --git a/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.h b/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.h
index 4c28283..b9b7c0b 100644 (file)
--- a/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.h
+++ b/drivers/raw/octeontx2_ep/otx2_ep_enqdeq.h
@@ -8,4 +8,43 @@
 #include <rte_byteorder.h>
 #include "otx2_ep_rawdev.h"
 
+#define SDP_IQ_SEND_FAILED      (-1)
+#define SDP_IQ_SEND_SUCCESS     (0)
+
+
+static inline uint64_t
+sdp_endian_swap_8B(uint64_t _d)
+{
+       return ((((((uint64_t)(_d)) >>  0) & (uint64_t)0xff) << 56) |
+               (((((uint64_t)(_d)) >>  8) & (uint64_t)0xff) << 48) |
+               (((((uint64_t)(_d)) >> 16) & (uint64_t)0xff) << 40) |
+               (((((uint64_t)(_d)) >> 24) & (uint64_t)0xff) << 32) |
+               (((((uint64_t)(_d)) >> 32) & (uint64_t)0xff) << 24) |
+               (((((uint64_t)(_d)) >> 40) & (uint64_t)0xff) << 16) |
+               (((((uint64_t)(_d)) >> 48) & (uint64_t)0xff) <<  8) |
+               (((((uint64_t)(_d)) >> 56) & (uint64_t)0xff) <<  0));
+}
+
+static inline void
+sdp_swap_8B_data(uint64_t *data, uint32_t blocks)
+{
+       /* Swap 8B blocks */
+       while (blocks) {
+               *data = sdp_endian_swap_8B(*data);
+               blocks--;
+               data++;
+       }
+}
+
+static inline uint32_t
+sdp_incr_index(uint32_t index, uint32_t count, uint32_t max)
+{
+       if ((index + count) >= max)
+               index = index + count - max;
+       else
+               index += count;
+
+       return index;
+}
+
 #endif /* _OTX2_EP_ENQDEQ_H_ */