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correctly release dma channels #8

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correctly release dma channels #8

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4 changes: 3 additions & 1 deletion main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -194,6 +194,7 @@ static uint32_t handle_csum(uint32_t *args_in, uint8_t *data_in, uint32_t *resp_
dma_channel_wait_for_finish_blocking(channel);

dma_sniffer_disable();
dma_channel_cleanup(channel);
dma_channel_unclaim(channel);

*resp_args_out = dma_hw->sniff_data;
Expand Down Expand Up @@ -257,7 +258,8 @@ static uint32_t calc_crc32(void *ptr, uint32_t len)
crc = dma_hw->sniff_data ^ 0xffffffff;

dma_sniffer_disable();
dma_channel_unclaim(channel);
dma_channel_cleanup(channel);
dma_channel_unclaim(channel);

return crc;
}
Expand Down