add adc_receive_batch for adc_dma and memcpy data directly without channel at msglen is 4 #13425
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Signed-off-by: zhangkai25 <[email protected]>
Description: No longer transmitting data to fifo in a loop, complete transmission in one go Signed-off-by: zhangkai25 <[email protected]>
Signed-off-by: zhangkai25 <[email protected]>
Signed-off-by: zhangkai25 <[email protected]>
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@zhangkai25 Please include Summary / Impact / Testing. This modification needs to be validated in many boards/arch (STM32, SAMxx, iMX, iMXRT, RP2040, etc) before be integrated to avoid breaking things |
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Summary
add adc_receive_batch for adc_dma and memcpy data directly without channel at msglen is 4
Impact
The channel and data data of the vendor layer are no longer transmitted to the fifo of the nuttx layer through a loop, but all data is transferred to the fifo at one time, which can save time.
Testing