* [PATCH] dmaengine: dw-axi-dmac: Simplify assignment in dma_chan_pause()
@ 2021-10-26 15:56 Geert Uytterhoeven
2021-10-28 17:13 ` Vinod Koul
0 siblings, 1 reply; 2+ messages in thread
From: Geert Uytterhoeven @ 2021-10-26 15:56 UTC (permalink / raw)
To: Eugeniy Paltsev, Vinod Koul; +Cc: dmaengine, linux-kernel, Geert Uytterhoeven
Simplify assigning zero and performing a logical OR to a single
assignment.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
index e8c98b16ae991a59..b907f3acf5c1f31e 100644
--- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
+++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
@@ -1191,9 +1191,8 @@ static int dma_chan_pause(struct dma_chan *dchan)
BIT(chan->id) << DMAC_CHAN_SUSP_WE_SHIFT;
axi_dma_iowrite32(chan->chip, DMAC_CHEN, val);
} else {
- val = 0;
- val |= BIT(chan->id) << DMAC_CHAN_SUSP2_SHIFT |
- BIT(chan->id) << DMAC_CHAN_SUSP2_WE_SHIFT;
+ val = BIT(chan->id) << DMAC_CHAN_SUSP2_SHIFT |
+ BIT(chan->id) << DMAC_CHAN_SUSP2_WE_SHIFT;
axi_dma_iowrite32(chan->chip, DMAC_CHSUSPREG, val);
}
--
2.25.1
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2021-10-26 15:56 [PATCH] dmaengine: dw-axi-dmac: Simplify assignment in dma_chan_pause() Geert Uytterhoeven
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