linux-kernel - Re: [PATCH 14/25] dmaengine: dw-edma: Add dw_edma prefix to the DebugFS nodes descriptor

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Date:   Thu, 24 Mar 2022 23:44:29 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     Serge Semin <Sergey.Semin@...kalelectronics.ru>
Cc:     Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Vinod Koul <vkoul@...nel.org>,
        Jingoo Han <jingoohan1@...il.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Frank Li <Frank.Li@....com>,
        Serge Semin <fancer.lancer@...il.com>,
        Alexey Malahov <Alexey.Malahov@...kalelectronics.ru>,
        Pavel Parkhomenko <Pavel.Parkhomenko@...kalelectronics.ru>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        linux-pci@...r.kernel.org, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 14/25] dmaengine: dw-edma: Add dw_edma prefix to the
 DebugFS nodes descriptor

On Thu, Mar 24, 2022 at 04:48:25AM +0300, Serge Semin wrote:
> The rest of the locally defined and used methods and structures have
> dw_edma prefix in their names. It's right in accordance with the kernel
> coding style to follow the locally defined rule of naming. Let's add that
> prefix to the debugfs_entries structure too especially seeing it's name
> may be confusing as if that structure belongs to the global DebugFS space.
> 
> Signed-off-by: Serge Semin <Sergey.Semin@...kalelectronics.ru>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Thanks,
Man

> ---
>  drivers/dma/dw-edma/dw-edma-v0-debugfs.c | 18 +++++++++---------
>  1 file changed, 9 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/dma/dw-edma/dw-edma-v0-debugfs.c b/drivers/dma/dw-edma/dw-edma-v0-debugfs.c
> index 808eed212be8..afd519d9568b 100644
> --- a/drivers/dma/dw-edma/dw-edma-v0-debugfs.c
> +++ b/drivers/dma/dw-edma/dw-edma-v0-debugfs.c
> @@ -46,7 +46,7 @@ static struct {
>  	void					__iomem *end;
>  } lim[2][EDMA_V0_MAX_NR_CH];
>  
> -struct debugfs_entries {
> +struct dw_edma_debugfs_entry {
>  	const char				*name;
>  	void __iomem				*reg;
>  };
> @@ -94,7 +94,7 @@ static int dw_edma_debugfs_u32_get(void *data, u64 *val)
>  }
>  DEFINE_DEBUGFS_ATTRIBUTE(fops_x32, dw_edma_debugfs_u32_get, NULL, "0x%08llx\n");
>  
> -static void dw_edma_debugfs_create_x32(const struct debugfs_entries entries[],
> +static void dw_edma_debugfs_create_x32(const struct dw_edma_debugfs_entry entries[],
>  				       int nr_entries, struct dentry *dir)
>  {
>  	int i;
> @@ -108,8 +108,7 @@ static void dw_edma_debugfs_create_x32(const struct debugfs_entries entries[],
>  static void dw_edma_debugfs_regs_ch(struct dw_edma_v0_ch_regs __iomem *regs,
>  				    struct dentry *dir)
>  {
> -	int nr_entries;
> -	const struct debugfs_entries debugfs_regs[] = {
> +	const struct dw_edma_debugfs_entry debugfs_regs[] = {
>  		REGISTER(ch_control1),
>  		REGISTER(ch_control2),
>  		REGISTER(transfer_size),
> @@ -120,6 +119,7 @@ static void dw_edma_debugfs_regs_ch(struct dw_edma_v0_ch_regs __iomem *regs,
>  		REGISTER(llp.lsb),
>  		REGISTER(llp.msb),
>  	};
> +	int nr_entries;
>  
>  	nr_entries = ARRAY_SIZE(debugfs_regs);
>  	dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, dir);
> @@ -127,7 +127,7 @@ static void dw_edma_debugfs_regs_ch(struct dw_edma_v0_ch_regs __iomem *regs,
>  
>  static void dw_edma_debugfs_regs_wr(struct dentry *dir)
>  {
> -	const struct debugfs_entries debugfs_regs[] = {
> +	const struct dw_edma_debugfs_entry debugfs_regs[] = {
>  		/* eDMA global registers */
>  		WR_REGISTER(engine_en),
>  		WR_REGISTER(doorbell),
> @@ -148,7 +148,7 @@ static void dw_edma_debugfs_regs_wr(struct dentry *dir)
>  		WR_REGISTER(ch67_imwr_data),
>  		WR_REGISTER(linked_list_err_en),
>  	};
> -	const struct debugfs_entries debugfs_unroll_regs[] = {
> +	const struct dw_edma_debugfs_entry debugfs_unroll_regs[] = {
>  		/* eDMA channel context grouping */
>  		WR_REGISTER_UNROLL(engine_chgroup),
>  		WR_REGISTER_UNROLL(engine_hshake_cnt.lsb),
> @@ -191,7 +191,7 @@ static void dw_edma_debugfs_regs_wr(struct dentry *dir)
>  
>  static void dw_edma_debugfs_regs_rd(struct dentry *dir)
>  {
> -	const struct debugfs_entries debugfs_regs[] = {
> +	const struct dw_edma_debugfs_entry debugfs_regs[] = {
>  		/* eDMA global registers */
>  		RD_REGISTER(engine_en),
>  		RD_REGISTER(doorbell),
> @@ -213,7 +213,7 @@ static void dw_edma_debugfs_regs_rd(struct dentry *dir)
>  		RD_REGISTER(ch45_imwr_data),
>  		RD_REGISTER(ch67_imwr_data),
>  	};
> -	const struct debugfs_entries debugfs_unroll_regs[] = {
> +	const struct dw_edma_debugfs_entry debugfs_unroll_regs[] = {
>  		/* eDMA channel context grouping */
>  		RD_REGISTER_UNROLL(engine_chgroup),
>  		RD_REGISTER_UNROLL(engine_hshake_cnt.lsb),
> @@ -256,7 +256,7 @@ static void dw_edma_debugfs_regs_rd(struct dentry *dir)
>  
>  static void dw_edma_debugfs_regs(void)
>  {
> -	const struct debugfs_entries debugfs_regs[] = {
> +	const struct dw_edma_debugfs_entry debugfs_regs[] = {
>  		REGISTER(ctrl_data_arb_prior),
>  		REGISTER(ctrl),
>  	};
> -- 
> 2.35.1
>