linux-kernel - [PATCH 1/1] dmaengine: dw-axi-dmac: fixed alignment, blank line and not useful return warning

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Message-ID: <20260104093529.40913-1-karom.9560@gmail.com>
Date: Sun,  4 Jan 2026 17:35:29 +0800
From: Khairul Anuar Romli <karom.9560@...il.com>
To: Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>,
	Vinod Koul <vkoul@...nel.org>,
	dmaengine@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Khairul Anuar Romli <karom.9560@...il.com>
Subject: [PATCH 1/1] dmaengine: dw-axi-dmac: fixed alignment, blank line and not useful return warning

Fixed the scripts/checkpatch.pl warning in
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:345
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:356
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:422
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:494
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:597
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:1167
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:1456
drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:1650

Signed-off-by: Khairul Anuar Romli <karom.9560@...il.com>
---
 drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 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 b23536645ff7..501d3342414a 100644
--- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
+++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c
@@ -342,8 +342,8 @@ static void axi_desc_put(struct axi_dma_desc *desc)
 	kfree(desc);
 	atomic_sub(descs_put, &chan->descs_allocated);
 	dev_vdbg(chan2dev(chan), "%s: %d descs put, %d still allocated\n",
-		axi_chan_name(chan), descs_put,
-		atomic_read(&chan->descs_allocated));
+		 axi_chan_name(chan), descs_put,
+		 atomic_read(&chan->descs_allocated));
 }
 
 static void vchan_desc_put(struct virt_dma_desc *vdesc)
@@ -353,7 +353,7 @@ static void vchan_desc_put(struct virt_dma_desc *vdesc)
 
 static enum dma_status
 dma_chan_tx_status(struct dma_chan *dchan, dma_cookie_t cookie,
-		  struct dma_tx_state *txstate)
+		   struct dma_tx_state *txstate)
 {
 	struct axi_dma_chan *chan = dchan_to_axi_dma_chan(dchan);
 	struct virt_dma_desc *vdesc;
@@ -419,6 +419,7 @@ static void dw_axi_dma_set_byte_halfword(struct axi_dma_chan *chan, bool set)
 
 	iowrite32(val, chan->chip->apb_regs + offset);
 }
+
 /* Called in chan locked context */
 static void axi_chan_block_xfer_start(struct axi_dma_chan *chan,
 				      struct axi_dma_desc *first)
@@ -491,7 +492,7 @@ static void axi_chan_start_first_queued(struct axi_dma_chan *chan)
 
 	desc = vd_to_axi_desc(vd);
 	dev_vdbg(chan2dev(chan), "%s: started %u\n", axi_chan_name(chan),
-		vd->tx.cookie);
+		 vd->tx.cookie);
 	axi_chan_block_xfer_start(chan, desc);
 }
 
@@ -592,8 +593,6 @@ static void dw_axi_dma_set_hw_channel(struct axi_dma_chan *chan, bool set)
 			(chan->id * DMA_APB_HS_SEL_BIT_SIZE));
 	reg_value |= (val << (chan->id * DMA_APB_HS_SEL_BIT_SIZE));
 	lo_hi_writeq(reg_value, chip->apb_regs + DMAC_APB_HW_HS_SEL_0);
-
-	return;
 }
 
 /*
@@ -1164,7 +1163,7 @@ static irqreturn_t dw_axi_dma_interrupt(int irq, void *dev_id)
 		axi_chan_irq_clear(chan, status);
 
 		dev_vdbg(chip->dev, "%s %u IRQ status: 0x%08x\n",
-			axi_chan_name(chan), i, status);
+			 axi_chan_name(chan), i, status);
 
 		if (status & DWAXIDMAC_IRQ_ALL_ERR)
 			axi_chan_handle_err(chan, status);
@@ -1453,7 +1452,7 @@ static int axi_req_irqs(struct platform_device *pdev, struct axi_dma_chip *chip)
 		if (chip->irq[i] < 0)
 			return chip->irq[i];
 		ret = devm_request_irq(chip->dev, chip->irq[i], dw_axi_dma_interrupt,
-				IRQF_SHARED, KBUILD_MODNAME, chip);
+				       IRQF_SHARED, KBUILD_MODNAME, chip);
 		if (ret < 0)
 			return ret;
 	}
@@ -1647,7 +1646,7 @@ static void dw_remove(struct platform_device *pdev)
 	of_dma_controller_free(chip->dev->of_node);
 
 	list_for_each_entry_safe(chan, _chan, &dw->dma.channels,
-			vc.chan.device_node) {
+				 vc.chan.device_node) {
 		list_del(&chan->vc.chan.device_node);
 		tasklet_kill(&chan->vc.task);
 	}
-- 
2.43.0