Lines Matching +full:has +full:- +full:lock

4 # SPDX-License-Identifier: Apache-2.0
15 	bool "Disable data cache while accessing Scatter-Gather Descriptors."
19 		Disable dcache while operating on Scatter-Gather descriptors.
29 		The Xilinx AXI DMA uses a ring of in-memory DMA descriptors which reference
43 	prompt "IRQs to lock when manipulating per-channel data structures during dma_start."
48 	bool "Lock all IRQs"
50 		Lock all interrupts (including, e.g., timers and scheduler) when modifying channel data
56 	bool "Lock TX and RX IRQs"
58 		Lock all interrupts of this DMA device when modifying channel data during dma_start.
63 	bool "Lock IRQs of the DMA channel"
65 		Only lock the interrupt of the DMA channel whose data are to be modified during dma_start.
76 		On certain platforms (e.g., RISC-V), the DMA driver can sometimes miss interrupts.
82 		worst-case latency.
101 		This is useful in conjunction with DMA_XILINX_AXI_DMA_INTERRUPT_THRESHOLD - the DMA
105 		has been reached.