From: Vinod Koul <vkoul@kernel.org>
To: Khairul Anuar Romli <karom.9560@gmail.com>
Cc: Frank Li <Frank.li@nxp.com>, Lars-Peter Clausen <lars@metafoo.de>,
Frank Li <Frank.Li@kernel.org>,
dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
Markus.Elfring@web.de
Subject: Re: [PATCH 1/3] dmaengine: dw-axi-dmac: fix Alignment should match open parenthesis
Date: Mon, 6 Apr 2026 11:26:04 +0530 [thread overview]
Message-ID: <adNK9Aoa_gKGMfTG@vaman> (raw)
In-Reply-To: <46be45c0-ba15-47c4-b356-60a3d6491f6a@gmail.com>
On 04-04-26, 23:20, Khairul Anuar Romli wrote:
> On 30/3/2026 11:01 pm, Frank Li wrote:
> > On Sat, Mar 28, 2026 at 10:56:55AM +0800, Khairul Anuar Romli wrote:
> > > checkpatch.pl --strict reports a CHECK warning in dw-axi-dmac.c:
> > >
> > > CHECK: Alignment should match open parenthesis
> > >
> > > This warning occurs when multi-line function calls or expressions have
> > > continuation lines that don't properly align with the opening
> > > parenthesis position.
> > >
> > > Fixes all instances in dw-axi-dmac.c where continuation lines were
> > > indented with an inconsistent number of spaces/tabs that neither
> > > matched the parenthesis column nor followed a standard indent pattern.
> > > Proper alignment improves code readability and maintainability by
> > > making parameter lists visually consistent across the kernel codebase.
> > >
> > > Fixes: 0e3b67b348b8 ("dmaengine: Add support for the Analog Devices AXI-DMAC DMA controller")
> > > Fixes: e3923592f80b ("dmaengine: axi-dmac: populate residue info for completed xfers")
> > > Fixes: 3f8fd25936ee ("dmaengine: axi-dmac: Allocate hardware descriptors")
> > > Fixes: 921234e0c5d7 ("dmaengine: axi-dmac: Split too large segments")
> > > Fixes: a5b982af953b ("dmaengine: axi-dmac: add a check for devm_regmap_init_mmio")
> >
> > This is code cleanup and not user visiual problem. I think needn't add
> > fixes tags here.
> >
>
> I can remove the fixes tags in the next revision.
> Thanks for pointing this out.
These kind of code formatting dont help much. These cause problems
porting fixes to stable. So I am not very inclined to take these
>
> Best Regards,
> Khairul
>
> > Frank
> >
> > > Signed-off-by: Khairul Anuar Romli <karom.9560@gmail.com>
> > > ---
> > > drivers/dma/dma-axi-dmac.c | 28 +++++++++++++++-------------
> > > 1 file changed, 15 insertions(+), 13 deletions(-)
> > >
> > > diff --git a/drivers/dma/dma-axi-dmac.c b/drivers/dma/dma-axi-dmac.c
> > > index 45c2c8e4bc45..0017f4dc6dcc 100644
> > > --- a/drivers/dma/dma-axi-dmac.c
> > > +++ b/drivers/dma/dma-axi-dmac.c
> > > @@ -193,7 +193,7 @@ static struct axi_dmac_desc *to_axi_dmac_desc(struct virt_dma_desc *vdesc)
> > > }
> > >
> > > static void axi_dmac_write(struct axi_dmac *axi_dmac, unsigned int reg,
> > > - unsigned int val)
> > > + unsigned int val)
> > > {
> > > writel(val, axi_dmac->base + reg);
> > > }
> > > @@ -382,7 +382,7 @@ static void axi_dmac_start_transfer(struct axi_dmac_chan *chan)
> > > }
> > >
> > > static inline unsigned int axi_dmac_total_sg_bytes(struct axi_dmac_chan *chan,
> > > - struct axi_dmac_sg *sg)
> > > + struct axi_dmac_sg *sg)
> > > {
> > > if (chan->hw_2d)
> > > return (sg->hw->x_len + 1) * (sg->hw->y_len + 1);
> > > @@ -437,7 +437,7 @@ static void axi_dmac_dequeue_partial_xfers(struct axi_dmac_chan *chan)
> > > }
> > >
> > > static void axi_dmac_compute_residue(struct axi_dmac_chan *chan,
> > > - struct axi_dmac_desc *active)
> > > + struct axi_dmac_desc *active)
> > > {
> > > struct dmaengine_result *rslt = &active->vdesc.tx_result;
> > > unsigned int start = active->num_completed - 1;
> > > @@ -517,7 +517,7 @@ static bool axi_dmac_handle_cyclic_eot(struct axi_dmac_chan *chan,
> > > }
> > >
> > > static bool axi_dmac_transfer_done(struct axi_dmac_chan *chan,
> > > - unsigned int completed_transfers)
> > > + unsigned int completed_transfers)
> > > {
> > > struct axi_dmac_desc *active;
> > > struct axi_dmac_sg *sg;
> > > @@ -667,7 +667,7 @@ axi_dmac_alloc_desc(struct axi_dmac_chan *chan, unsigned int num_sgs)
> > > desc->chan = chan;
> > >
> > > hws = dma_alloc_coherent(dev, PAGE_ALIGN(num_sgs * sizeof(*hws)),
> > > - &hw_phys, GFP_ATOMIC);
> > > + &hw_phys, GFP_ATOMIC);
> > > if (!hws) {
> > > kfree(desc);
> > > return NULL;
> > > @@ -703,9 +703,11 @@ static void axi_dmac_free_desc(struct axi_dmac_desc *desc)
> > > }
> > >
> > > static struct axi_dmac_sg *axi_dmac_fill_linear_sg(struct axi_dmac_chan *chan,
> > > - enum dma_transfer_direction direction, dma_addr_t addr,
> > > - unsigned int num_periods, unsigned int period_len,
> > > - struct axi_dmac_sg *sg)
> > > + enum dma_transfer_direction direction,
> > > + dma_addr_t addr,
> > > + unsigned int num_periods,
> > > + unsigned int period_len,
> > > + struct axi_dmac_sg *sg)
> > > {
> > > unsigned int num_segments, i;
> > > unsigned int segment_size;
> > > @@ -817,7 +819,7 @@ static struct dma_async_tx_descriptor *axi_dmac_prep_slave_sg(
> > > }
> > >
> > > dsg = axi_dmac_fill_linear_sg(chan, direction, sg_dma_address(sg), 1,
> > > - sg_dma_len(sg), dsg);
> > > + sg_dma_len(sg), dsg);
> > > }
> > >
> > > desc->cyclic = false;
> > > @@ -857,7 +859,7 @@ static struct dma_async_tx_descriptor *axi_dmac_prep_dma_cyclic(
> > > desc->sg[num_sgs - 1].hw->flags &= ~AXI_DMAC_HW_FLAG_LAST;
> > >
> > > axi_dmac_fill_linear_sg(chan, direction, buf_addr, num_periods,
> > > - period_len, desc->sg);
> > > + period_len, desc->sg);
> > >
> > > desc->cyclic = true;
> > >
> > > @@ -1006,7 +1008,7 @@ static void axi_dmac_adjust_chan_params(struct axi_dmac_chan *chan)
> > > * features are implemented and how it should behave.
> > > */
> > > static int axi_dmac_parse_chan_dt(struct device_node *of_chan,
> > > - struct axi_dmac_chan *chan)
> > > + struct axi_dmac_chan *chan)
> > > {
> > > u32 val;
> > > int ret;
> > > @@ -1295,7 +1297,7 @@ static int axi_dmac_probe(struct platform_device *pdev)
> > > return ret;
> > >
> > > ret = of_dma_controller_register(pdev->dev.of_node,
> > > - of_dma_xlate_by_chan_id, dma_dev);
> > > + of_dma_xlate_by_chan_id, dma_dev);
> > > if (ret)
> > > return ret;
> > >
> > > @@ -1310,7 +1312,7 @@ static int axi_dmac_probe(struct platform_device *pdev)
> > > return ret;
> > >
> > > regmap = devm_regmap_init_mmio(&pdev->dev, dmac->base,
> > > - &axi_dmac_regmap_config);
> > > + &axi_dmac_regmap_config);
> > >
> > > return PTR_ERR_OR_ZERO(regmap);
> > > }
> > > --
> > > 2.43.0
> > >
--
~Vinod
next prev parent reply other threads:[~2026-04-06 5:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-28 2:56 [PATCH 0/3] dmaengine: axi-dmac: Coding style cleanups Khairul Anuar Romli
2026-03-28 2:56 ` [PATCH 1/3] dmaengine: dw-axi-dmac: fix Alignment should match open parenthesis Khairul Anuar Romli
2026-03-30 15:01 ` Frank Li
2026-04-04 15:20 ` Khairul Anuar Romli
2026-04-06 5:56 ` Vinod Koul [this message]
2026-03-28 2:56 ` [PATCH 2/3] dmaengine: dw-axi-dmac: fix Lines should not end with a '(' warning Khairul Anuar Romli
2026-03-28 2:56 ` [PATCH 3/3] dmaengine: dw-axi-dmac: use logical NOT for NULL check on of_channels Khairul Anuar Romli
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