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Searched refs:io_sq (Results 1 – 4 of 4) sorted by relevance

/Linux-v4.19/drivers/net/ethernet/amazon/ena/
Dena_eth_com.c71 static inline void *get_sq_desc(struct ena_com_io_sq *io_sq) in get_sq_desc() argument
76 tail_masked = io_sq->tail & (io_sq->q_depth - 1); in get_sq_desc()
78 offset = tail_masked * io_sq->desc_entry_size; in get_sq_desc()
80 return (void *)((uintptr_t)io_sq->desc_addr.virt_addr + offset); in get_sq_desc()
83 static inline void ena_com_copy_curr_sq_desc_to_dev(struct ena_com_io_sq *io_sq) in ena_com_copy_curr_sq_desc_to_dev() argument
85 u16 tail_masked = io_sq->tail & (io_sq->q_depth - 1); in ena_com_copy_curr_sq_desc_to_dev()
86 u32 offset = tail_masked * io_sq->desc_entry_size; in ena_com_copy_curr_sq_desc_to_dev()
89 if (io_sq->mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_HOST) in ena_com_copy_curr_sq_desc_to_dev()
92 memcpy_toio(io_sq->desc_addr.pbuf_dev_addr + offset, in ena_com_copy_curr_sq_desc_to_dev()
93 io_sq->desc_addr.virt_addr + offset, in ena_com_copy_curr_sq_desc_to_dev()
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Dena_eth_com.h77 int ena_com_prepare_tx(struct ena_com_io_sq *io_sq,
82 struct ena_com_io_sq *io_sq,
85 int ena_com_add_single_rx_desc(struct ena_com_io_sq *io_sq,
99 static inline int ena_com_sq_empty_space(struct ena_com_io_sq *io_sq) in ena_com_sq_empty_space() argument
103 next_to_comp = io_sq->next_to_comp; in ena_com_sq_empty_space()
104 tail = io_sq->tail; in ena_com_sq_empty_space()
107 return io_sq->q_depth - 1 - cnt; in ena_com_sq_empty_space()
110 static inline int ena_com_write_sq_doorbell(struct ena_com_io_sq *io_sq) in ena_com_write_sq_doorbell() argument
114 tail = io_sq->tail; in ena_com_write_sq_doorbell()
117 io_sq->qid, tail); in ena_com_write_sq_doorbell()
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Dena_com.c329 struct ena_com_io_sq *io_sq) in ena_com_init_io_sq() argument
334 memset(&io_sq->desc_addr, 0x0, sizeof(io_sq->desc_addr)); in ena_com_init_io_sq()
336 io_sq->dma_addr_bits = ena_dev->dma_addr_bits; in ena_com_init_io_sq()
337 io_sq->desc_entry_size = in ena_com_init_io_sq()
338 (io_sq->direction == ENA_COM_IO_QUEUE_DIRECTION_TX) ? in ena_com_init_io_sq()
342 size = io_sq->desc_entry_size * io_sq->q_depth; in ena_com_init_io_sq()
344 if (io_sq->mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_HOST) { in ena_com_init_io_sq()
347 io_sq->desc_addr.virt_addr = in ena_com_init_io_sq()
349 &io_sq->desc_addr.phys_addr, in ena_com_init_io_sq()
352 if (!io_sq->desc_addr.virt_addr) { in ena_com_init_io_sq()
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Dena_com.h456 struct ena_com_io_sq **io_sq,