4  * Copyright (C) 2008-2022, VMware, Inc. All Rights Reserved.
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
23  * Maintained by: pv-drivers@vmware.com
66 # define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI(debug)"
68 # define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI"
75 #define VMXNET3_DRIVER_VERSION_STRING   "1.7.0.0-k"
77 /* Each byte of this 32-bit integer encodes a version number in
83 	/* RSS only makes sense if MSI-X is supported. */
100 	VMNET_CAP_SG	        = 0x0001, /* Can do scatter-gather transmits. */
116 	VMNET_CAP_TX_CHAIN      = 0x4000, /* Guest can use multiple tx entries
121 	VMNET_CAP_SG_SPAN_PAGES = 0x40000, /* Scatter-gather can span multiple*/
147 vmxnet3_cmd_ring_adv_next2fill(struct vmxnet3_cmd_ring *ring)  in vmxnet3_cmd_ring_adv_next2fill()  argument
149 	ring->next2fill++;  in vmxnet3_cmd_ring_adv_next2fill()
150 	if (unlikely(ring->next2fill == ring->size)) {  in vmxnet3_cmd_ring_adv_next2fill()
151 		ring->next2fill = 0;  in vmxnet3_cmd_ring_adv_next2fill()
152 		VMXNET3_FLIP_RING_GEN(ring->gen);  in vmxnet3_cmd_ring_adv_next2fill()
157 vmxnet3_cmd_ring_adv_next2comp(struct vmxnet3_cmd_ring *ring)  in vmxnet3_cmd_ring_adv_next2comp()  argument
159 	VMXNET3_INC_RING_IDX_ONLY(ring->next2comp, ring->size);  in vmxnet3_cmd_ring_adv_next2comp()
163 vmxnet3_cmd_ring_desc_avail(struct vmxnet3_cmd_ring *ring)  in vmxnet3_cmd_ring_desc_avail()  argument
165 	return (ring->next2comp > ring->next2fill ? 0 : ring->size) +  in vmxnet3_cmd_ring_desc_avail()
166 		ring->next2comp - ring->next2fill - 1;  in vmxnet3_cmd_ring_desc_avail()
179 vmxnet3_comp_ring_adv_next2proc(struct vmxnet3_comp_ring *ring)  in vmxnet3_comp_ring_adv_next2proc()  argument
181 	ring->next2proc++;  in vmxnet3_comp_ring_adv_next2proc()
182 	if (unlikely(ring->next2proc == ring->size)) {  in vmxnet3_comp_ring_adv_next2proc()
183 		ring->next2proc = 0;  in vmxnet3_comp_ring_adv_next2proc()
184 		VMXNET3_FLIP_RING_GEN(ring->gen);  in vmxnet3_comp_ring_adv_next2proc()
243 	u32 copy_size;       /* # of bytes copied into the data ring */
318 	u32 qid;            /* rqID in RCD for buffer from 1st ring */
319 	u32 qid2;           /* rqID in RCD for buffer from 2nd ring */
320 	u32 dataRingQid;    /* rqID in RCD for buffer from data ring */
344 	enum vmxnet3_intr_type       type;	/* MSI-X, MSI, or INTx? */
388 	int		rx_buf_per_pkt;  /* only apply to the 1st ring */
393 	/* Wake-on-LAN */
401 	/* Ring sizes */
406 	/* Size of buffer in the data ring */
438 	writel((val), (adapter)->hw_addr0 + (reg))
440 	readl((adapter)->hw_addr0 + (reg))
443 	writel((val), (adapter)->hw_addr1 + (reg))
445 	readl((adapter)->hw_addr1 + (reg))
449 	((rq)->rx_ring[ring_idx].size >> 3)
455 	(adapter->version >= VMXNET3_REV_2 + 1)
457 	(adapter->version >= VMXNET3_REV_3 + 1)
459 	(adapter->version >= VMXNET3_REV_4 + 1)
461 	(adapter->version >= VMXNET3_REV_5 + 1)
463 	(adapter->version >= VMXNET3_REV_6 + 1)
465 	(adapter->version >= VMXNET3_REV_7 + 1)
478 	((rqID >= adapter->num_rx_queues &&		\
479 	 rqID < 2 * adapter->num_rx_queues) ? 1 : 0)	\
482 	(rqID >= 2 * adapter->num_rx_queues &&		\
483 	rqID < 3 * adapter->num_rx_queues)		\