dmaengine: at_hdmac: remove ATC_DEFAULT_CTRLA constant
Not needed constant that was set to 0. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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@ -39,7 +39,6 @@
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*/
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#define ATC_DEFAULT_CFG (ATC_FIFOCFG_HALFFIFO)
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#define ATC_DEFAULT_CTRLA (0)
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#define ATC_DEFAULT_CTRLB (ATC_SIF(AT_DMA_MEM_IF) \
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|ATC_DIF(AT_DMA_MEM_IF))
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@ -574,7 +573,6 @@ atc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
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return NULL;
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}
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ctrla = ATC_DEFAULT_CTRLA;
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ctrlb = ATC_DEFAULT_CTRLB | ATC_IEN
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| ATC_SRC_ADDR_MODE_INCR
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| ATC_DST_ADDR_MODE_INCR
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@ -585,13 +583,13 @@ atc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
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* of the most common optimization.
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*/
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if (!((src | dest | len) & 3)) {
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ctrla |= ATC_SRC_WIDTH_WORD | ATC_DST_WIDTH_WORD;
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ctrla = ATC_SRC_WIDTH_WORD | ATC_DST_WIDTH_WORD;
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src_width = dst_width = 2;
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} else if (!((src | dest | len) & 1)) {
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ctrla |= ATC_SRC_WIDTH_HALFWORD | ATC_DST_WIDTH_HALFWORD;
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ctrla = ATC_SRC_WIDTH_HALFWORD | ATC_DST_WIDTH_HALFWORD;
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src_width = dst_width = 1;
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} else {
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ctrla |= ATC_SRC_WIDTH_BYTE | ATC_DST_WIDTH_BYTE;
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ctrla = ATC_SRC_WIDTH_BYTE | ATC_DST_WIDTH_BYTE;
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src_width = dst_width = 0;
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}
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@ -668,7 +666,7 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
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return NULL;
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}
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ctrla = ATC_DEFAULT_CTRLA | atslave->ctrla;
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ctrla = atslave->ctrla;
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ctrlb = ATC_IEN;
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switch (direction) {
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@ -801,7 +799,7 @@ atc_dma_cyclic_fill_desc(struct dma_chan *chan, struct at_desc *desc,
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u32 ctrla;
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/* prepare common CRTLA value */
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ctrla = ATC_DEFAULT_CTRLA | atslave->ctrla
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ctrla = atslave->ctrla
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| ATC_DST_WIDTH(reg_width)
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| ATC_SRC_WIDTH(reg_width)
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| period_len >> reg_width;
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