[PATCH] omap2plus: smartreflex: remove sr debug directory in omap_sr_remove()
Kevin Hilman
khilman at ti.com
Wed Mar 9 18:42:18 EST 2011
sawant at ti.com writes:
> From: Anand S Sawant <sawant at ti.com>
>
> omap_sr_probe() creates the smartreflex debug directory and its
> underlying nvalue debug directory. These directories are removed in
> omap_sr_remove().
>
> Basic smartreflex functionality tested on OMAP3630 Zoom3 & OMAP4430 SDP
>
> Signed-off-by: Anand S Sawant <sawant at ti.com>
Thanks, queuing for 2.6.39 (branch: for_2.6.39/pm-misc)
Kevin
> ---
> Rebased on the latest Kevin's pm branch
> (commit id: b6fb54bc4bfc396a9b982d76c1c954c974290a1a)
>
> arch/arm/mach-omap2/smartreflex.c | 23 +++++++++++++----------
> 1 files changed, 13 insertions(+), 10 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
> index a1f532e..dc19f17 100644
> --- a/arch/arm/mach-omap2/smartreflex.c
> +++ b/arch/arm/mach-omap2/smartreflex.c
> @@ -54,6 +54,7 @@ struct omap_sr {
> struct list_head node;
> struct omap_sr_nvalue_table *nvalue_table;
> struct voltagedomain *voltdm;
> + struct dentry *dbg_dir;
> };
>
> /* sr_list contains all the instances of smartreflex module */
> @@ -822,7 +823,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
> struct omap_sr *sr_info = kzalloc(sizeof(struct omap_sr), GFP_KERNEL);
> struct omap_sr_data *pdata = pdev->dev.platform_data;
> struct resource *mem, *irq;
> - struct dentry *vdd_dbg_dir, *dbg_dir, *nvalue_dir;
> + struct dentry *vdd_dbg_dir, *nvalue_dir;
> struct omap_volt_data *volt_data;
> int i, ret = 0;
>
> @@ -895,23 +896,23 @@ static int __init omap_sr_probe(struct platform_device *pdev)
> if (!vdd_dbg_dir)
> return -EINVAL;
>
> - dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
> - if (IS_ERR(dbg_dir)) {
> + sr_info->dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
> + if (IS_ERR(sr_info->dbg_dir)) {
> dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n",
> __func__);
> - return PTR_ERR(dbg_dir);
> + return PTR_ERR(sr_info->dbg_dir);
> }
>
> - (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR, dbg_dir,
> - (void *)sr_info, &pm_sr_fops);
> - (void) debugfs_create_x32("errweight", S_IRUGO, dbg_dir,
> + (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR,
> + sr_info->dbg_dir, (void *)sr_info, &pm_sr_fops);
> + (void) debugfs_create_x32("errweight", S_IRUGO, sr_info->dbg_dir,
> &sr_info->err_weight);
> - (void) debugfs_create_x32("errmaxlimit", S_IRUGO, dbg_dir,
> + (void) debugfs_create_x32("errmaxlimit", S_IRUGO, sr_info->dbg_dir,
> &sr_info->err_maxlimit);
> - (void) debugfs_create_x32("errminlimit", S_IRUGO, dbg_dir,
> + (void) debugfs_create_x32("errminlimit", S_IRUGO, sr_info->dbg_dir,
> &sr_info->err_minlimit);
>
> - nvalue_dir = debugfs_create_dir("nvalue", dbg_dir);
> + nvalue_dir = debugfs_create_dir("nvalue", sr_info->dbg_dir);
> if (IS_ERR(nvalue_dir)) {
> dev_err(&pdev->dev, "%s: Unable to create debugfs directory"
> "for n-values\n", __func__);
> @@ -975,6 +976,8 @@ static int __devexit omap_sr_remove(struct platform_device *pdev)
>
> if (sr_info->autocomp_active)
> sr_stop_vddautocomp(sr_info);
> + if (sr_info->dbg_dir)
> + debugfs_remove_recursive(sr_info->dbg_dir);
>
> list_del(&sr_info->node);
> iounmap(sr_info->base);
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