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

/linux-4.4.14/drivers/net/can/softing/
Dsofting_main.c69 uint8_t fifo_wr, fifo_rd; in softing_netdev_start_xmit() local
84 fifo_rd = ioread8(&card->dpram[DPRAM_TX_RD]); in softing_netdev_start_xmit()
85 if (fifo_wr == fifo_rd) in softing_netdev_start_xmit()
167 uint8_t fifo_rd, fifo_wr, cmd; in softing_handle_1() local
202 fifo_rd = ioread8(&card->dpram[DPRAM_RX_RD]); in softing_handle_1()
205 if (++fifo_rd >= DPRAM_RX_CNT) in softing_handle_1()
206 fifo_rd = 0; in softing_handle_1()
207 if (fifo_wr == fifo_rd) in softing_handle_1()
210 memcpy_fromio(buf, &card->dpram[DPRAM_RX + DPRAM_RX_SIZE*fifo_rd], in softing_handle_1()
214 iowrite8(fifo_rd, &card->dpram[DPRAM_RX_RD]); in softing_handle_1()