Re: [PATCH v2 15/26] dmaengine: dw-edma: Rename DebugFS dentry variables to 'dent'

From: Manivannan Sadhasivam
Date: Thu May 12 2022 - 11:19:41 EST

On Wed, May 04, 2022 at 01:50:53AM +0300, Serge Semin wrote:
> Since we are about to add the eDMA channels direction support to the
> debugfs module it will be confusing to have both the DebugFS directory and
> the channels direction short names used in the same code. As a preparation
> patch let's convert the DebugFS dentry 'dir' variables to having the
> 'dent' name so to prevent the confusion.
>
> Suggested-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> Signed-off-by: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx>

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

Thanks,
Mani

>
> ---
>
> Changelog v2:
> - This is a new patch added in v2. (@Manivannan)
> ---
> drivers/dma/dw-edma/dw-edma-v0-debugfs.c | 46 ++++++++++++------------
> 1 file changed, 23 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/dma/dw-edma/dw-edma-v0-debugfs.c b/drivers/dma/dw-edma/dw-edma-v0-debugfs.c
> index 78f15e4b07ac..7bb3363b40e4 100644
> --- a/drivers/dma/dw-edma/dw-edma-v0-debugfs.c
> +++ b/drivers/dma/dw-edma/dw-edma-v0-debugfs.c
> @@ -96,7 +96,7 @@ 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 dw_edma_debugfs_entry ini[],
> - int nr_entries, struct dentry *dir)
> + int nr_entries, struct dentry *dent)
> {
> struct dw_edma_debugfs_entry *entries;
> int i;
> @@ -109,13 +109,13 @@ static void dw_edma_debugfs_create_x32(const struct dw_edma_debugfs_entry ini[],
> for (i = 0; i < nr_entries; i++) {
> entries[i] = ini[i];
>
> - debugfs_create_file_unsafe(entries[i].name, 0444, dir,
> + debugfs_create_file_unsafe(entries[i].name, 0444, dent,
> &entries[i], &fops_x32);
> }
> }
>
> static void dw_edma_debugfs_regs_ch(struct dw_edma_v0_ch_regs __iomem *regs,
> - struct dentry *dir)
> + struct dentry *dent)
> {
> const struct dw_edma_debugfs_entry debugfs_regs[] = {
> REGISTER(ch_control1),
> @@ -131,10 +131,10 @@ static void dw_edma_debugfs_regs_ch(struct dw_edma_v0_ch_regs __iomem *regs,
> int nr_entries;
>
> nr_entries = ARRAY_SIZE(debugfs_regs);
> - dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, dir);
> + dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, dent);
> }
>
> -static void dw_edma_debugfs_regs_wr(struct dentry *dir)
> +static void dw_edma_debugfs_regs_wr(struct dentry *dent)
> {
> const struct dw_edma_debugfs_entry debugfs_regs[] = {
> /* eDMA global registers */
> @@ -171,34 +171,34 @@ static void dw_edma_debugfs_regs_wr(struct dentry *dir)
> WR_REGISTER_UNROLL(ch6_pwr_en),
> WR_REGISTER_UNROLL(ch7_pwr_en),
> };
> - struct dentry *regs_dir, *ch_dir;
> + struct dentry *regs_dent, *ch_dent;
> int nr_entries, i;
> char name[16];
>
> - regs_dir = debugfs_create_dir(WRITE_STR, dir);
> + regs_dent = debugfs_create_dir(WRITE_STR, dent);
>
> nr_entries = ARRAY_SIZE(debugfs_regs);
> - dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, regs_dir);
> + dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, regs_dent);
>
> if (dw->chip->mf == EDMA_MF_HDMA_COMPAT) {
> nr_entries = ARRAY_SIZE(debugfs_unroll_regs);
> dw_edma_debugfs_create_x32(debugfs_unroll_regs, nr_entries,
> - regs_dir);
> + regs_dent);
> }
>
> for (i = 0; i < dw->wr_ch_cnt; i++) {
> snprintf(name, sizeof(name), "%s:%d", CHANNEL_STR, i);
>
> - ch_dir = debugfs_create_dir(name, regs_dir);
> + ch_dent = debugfs_create_dir(name, regs_dent);
>
> - dw_edma_debugfs_regs_ch(&regs->type.unroll.ch[i].wr, ch_dir);
> + dw_edma_debugfs_regs_ch(&regs->type.unroll.ch[i].wr, ch_dent);
>
> lim[0][i].start = &regs->type.unroll.ch[i].wr;
> lim[0][i].end = &regs->type.unroll.ch[i].padding_1[0];
> }
> }
>
> -static void dw_edma_debugfs_regs_rd(struct dentry *dir)
> +static void dw_edma_debugfs_regs_rd(struct dentry *dent)
> {
> const struct dw_edma_debugfs_entry debugfs_regs[] = {
> /* eDMA global registers */
> @@ -236,27 +236,27 @@ static void dw_edma_debugfs_regs_rd(struct dentry *dir)
> RD_REGISTER_UNROLL(ch6_pwr_en),
> RD_REGISTER_UNROLL(ch7_pwr_en),
> };
> - struct dentry *regs_dir, *ch_dir;
> + struct dentry *regs_dent, *ch_dent;
> int nr_entries, i;
> char name[16];
>
> - regs_dir = debugfs_create_dir(READ_STR, dir);
> + regs_dent = debugfs_create_dir(READ_STR, dent);
>
> nr_entries = ARRAY_SIZE(debugfs_regs);
> - dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, regs_dir);
> + dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, regs_dent);
>
> if (dw->chip->mf == EDMA_MF_HDMA_COMPAT) {
> nr_entries = ARRAY_SIZE(debugfs_unroll_regs);
> dw_edma_debugfs_create_x32(debugfs_unroll_regs, nr_entries,
> - regs_dir);
> + regs_dent);
> }
>
> for (i = 0; i < dw->rd_ch_cnt; i++) {
> snprintf(name, sizeof(name), "%s:%d", CHANNEL_STR, i);
>
> - ch_dir = debugfs_create_dir(name, regs_dir);
> + ch_dent = debugfs_create_dir(name, regs_dent);
>
> - dw_edma_debugfs_regs_ch(&regs->type.unroll.ch[i].rd, ch_dir);
> + dw_edma_debugfs_regs_ch(&regs->type.unroll.ch[i].rd, ch_dent);
>
> lim[1][i].start = &regs->type.unroll.ch[i].rd;
> lim[1][i].end = &regs->type.unroll.ch[i].padding_2[0];
> @@ -269,16 +269,16 @@ static void dw_edma_debugfs_regs(void)
> REGISTER(ctrl_data_arb_prior),
> REGISTER(ctrl),
> };
> - struct dentry *regs_dir;
> + struct dentry *regs_dent;
> int nr_entries;
>
> - regs_dir = debugfs_create_dir(REGISTERS_STR, dw->debugfs);
> + regs_dent = debugfs_create_dir(REGISTERS_STR, dw->debugfs);
>
> nr_entries = ARRAY_SIZE(debugfs_regs);
> - dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, regs_dir);
> + dw_edma_debugfs_create_x32(debugfs_regs, nr_entries, regs_dent);
>
> - dw_edma_debugfs_regs_wr(regs_dir);
> - dw_edma_debugfs_regs_rd(regs_dir);
> + dw_edma_debugfs_regs_wr(regs_dent);
> + dw_edma_debugfs_regs_rd(regs_dent);
> }
>
> void dw_edma_v0_debugfs_on(struct dw_edma *_dw)
> --
> 2.35.1
>

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