- The device is able to perform parity check using RAID6 P+Q
algorithm against a memory buffer.
+- DMA_MEMSET
+
+ - The device is able to fill memory with the provided pattern
+
+ - The pattern is treated as a single byte signed value.
+
- DMA_INTERRUPT
- The device is able to trigger a dummy transfer that will
return chan->device->device_prep_interleaved_dma(chan, xt, flags);
}
+/**
+ * dmaengine_prep_dma_memset() - Prepare a DMA memset descriptor.
+ * @chan: The channel to be used for this descriptor
+ * @dest: Address of buffer to be set
+ * @value: Treated as a single byte value that fills the destination buffer
+ * @len: The total size of dest
+ * @flags: DMA engine flags
+ */
static inline struct dma_async_tx_descriptor *dmaengine_prep_dma_memset(
struct dma_chan *chan, dma_addr_t dest, int value, size_t len,
unsigned long flags)