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

/Linux-v4.19/Documentation/hid/
Dintel-ish-hid.txt176 independent. The sending side sends DMA_XFER message when the message is in
187 Here ISH acts as busmaster DMA controller. Hence when host sends DMA_XFER,
188 it's request to do host->ISH DMA transfer; when FW sends DMA_XFER, it means
189 that it already did DMA and the message resides at host. Thus, DMA_XFER
193 FW), DMA_XFER transfers ownership on the region that contains ISHTP message to
195 needs not wait for previous DMA_XFER to be ack'ed, and may send another message
197 In principle, multiple DMA_XFER and DMA_XFER_ACK messages may be sent at once
/Linux-v4.19/drivers/hid/intel-ish-hid/ishtp/
Dhbm.h71 #define DMA_XFER 0x12 macro
Dhbm.c738 case DMA_XFER: in ishtp_hbm_dispatch()
872 ishtp_msg->hbm_cmd == DMA_XFER) { in recv_hbm()
Dclient.c771 dma_xfer.hbm = DMA_XFER; in ishtp_cl_send_msg_dma()