Thank for this patch.
It is working fine with sti driver.
Acked-by: Vincent Abriou <vincent.abriou@xxxxxx>
Tested-by: Vincent Abriou <vincent.abriou@xxxxxx>
Vincent
On 01/26/2017 11:56 PM, Noralf Trønnes wrote:
> drm_debugfs_cleanup() now removes all minor->debugfs_list entries
> automatically, so it's not necessary to call
> drm_debugfs_remove_files(). Additionally it uses
> debugfs_remove_recursive() to clean up the debugfs files, so no need
> for adding fake drm_info_node entries.
>
> Cc: benjamin.gaignard@xxxxxxxxxx
> Cc: vincent.abriou@xxxxxx
> Signed-off-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
> ---
> drivers/gpu/drm/sti/sti_drv.c | 48 ++++++-----------------------------------
> drivers/gpu/drm/sti/sti_dvo.c | 10 ---------
> drivers/gpu/drm/sti/sti_hda.c | 11 ----------
> drivers/gpu/drm/sti/sti_hdmi.c | 11 ----------
> drivers/gpu/drm/sti/sti_tvout.c | 8 -------
> 5 files changed, 6 insertions(+), 82 deletions(-)
>
> diff --git a/drivers/gpu/drm/sti/sti_drv.c b/drivers/gpu/drm/sti/sti_drv.c
> index ff71e25..d3db224 100644
> --- a/drivers/gpu/drm/sti/sti_drv.c
> +++ b/drivers/gpu/drm/sti/sti_drv.c
> @@ -89,38 +89,9 @@ static struct drm_info_list sti_drm_dbg_list[] = {
> {"fps_get", sti_drm_fps_dbg_show, 0},
> };
>
> -static int sti_drm_debugfs_create(struct dentry *root,
> - struct drm_minor *minor,
> - const char *name,
> - const struct file_operations *fops)
> -{
> - struct drm_device *dev = minor->dev;
> - struct drm_info_node *node;
> - struct dentry *ent;
> -
> - ent = debugfs_create_file(name, S_IRUGO | S_IWUSR, root, dev, fops);
> - if (IS_ERR(ent))
> - return PTR_ERR(ent);
> -
> - node = kmalloc(sizeof(*node), GFP_KERNEL);
> - if (!node) {
> - debugfs_remove(ent);
> - return -ENOMEM;
> - }
> -
> - node->minor = minor;
> - node->dent = ent;
> - node->info_ent = (void *)fops;
> -
> - mutex_lock(&minor->debugfs_lock);
> - list_add(&node->list, &minor->debugfs_list);
> - mutex_unlock(&minor->debugfs_lock);
> -
> - return 0;
> -}
> -
> static int sti_drm_dbg_init(struct drm_minor *minor)
> {
> + struct dentry *dentry;
> int ret;
>
> ret = drm_debugfs_create_files(sti_drm_dbg_list,
> @@ -129,10 +100,13 @@ static int sti_drm_dbg_init(struct drm_minor *minor)
> if (ret)
> goto err;
>
> - ret = sti_drm_debugfs_create(minor->debugfs_root, minor, "fps_show",
> + dentry = debugfs_create_file("fps_show", S_IRUGO | S_IWUSR,
> + minor->debugfs_root, minor->dev,
> &sti_drm_fps_fops);
> - if (ret)
> + if (!dentry) {
> + ret = -ENOMEM;
> goto err;
> + }
>
> DRM_INFO("%s: debugfs installed\n", DRIVER_NAME);
> return 0;
> @@ -141,15 +115,6 @@ static int sti_drm_dbg_init(struct drm_minor *minor)
> return ret;
> }
>
> -static void sti_drm_dbg_cleanup(struct drm_minor *minor)
> -{
> - drm_debugfs_remove_files(sti_drm_dbg_list,
> - ARRAY_SIZE(sti_drm_dbg_list), minor);
> -
> - drm_debugfs_remove_files((struct drm_info_list *)&sti_drm_fps_fops,
> - 1, minor);
> -}
> -
> static void sti_atomic_schedule(struct sti_private *private,
> struct drm_atomic_state *state)
> {
> @@ -326,7 +291,6 @@ static struct drm_driver sti_driver = {
> .gem_prime_mmap = drm_gem_cma_prime_mmap,
>
> .debugfs_init = sti_drm_dbg_init,
> - .debugfs_cleanup = sti_drm_dbg_cleanup,
>
> .name = DRIVER_NAME,
> .desc = DRIVER_DESC,
> diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
> index 411dc6e..bb23318 100644
> --- a/drivers/gpu/drm/sti/sti_dvo.c
> +++ b/drivers/gpu/drm/sti/sti_dvo.c
> @@ -195,13 +195,6 @@ static struct drm_info_list dvo_debugfs_files[] = {
> { "dvo", dvo_dbg_show, 0, NULL },
> };
>
> -static void dvo_debugfs_exit(struct sti_dvo *dvo, struct drm_minor *minor)
> -{
> - drm_debugfs_remove_files(dvo_debugfs_files,
> - ARRAY_SIZE(dvo_debugfs_files),
> - minor);
> -}
> -
> static int dvo_debugfs_init(struct sti_dvo *dvo, struct drm_minor *minor)
> {
> unsigned int i;
> @@ -514,9 +507,6 @@ static void sti_dvo_unbind(struct device *dev,
> struct device *master, void *data)
> {
> struct sti_dvo *dvo = dev_get_drvdata(dev);
> - struct drm_device *drm_dev = data;
> -
> - dvo_debugfs_exit(dvo, drm_dev->primary);
>
> drm_bridge_remove(dvo->bridge);
> }
> diff --git a/drivers/gpu/drm/sti/sti_hda.c b/drivers/gpu/drm/sti/sti_hda.c
> index 66d37d78..0c0a75b 100644
> --- a/drivers/gpu/drm/sti/sti_hda.c
> +++ b/drivers/gpu/drm/sti/sti_hda.c
> @@ -365,13 +365,6 @@ static struct drm_info_list hda_debugfs_files[] = {
> { "hda", hda_dbg_show, 0, NULL },
> };
>
> -static void hda_debugfs_exit(struct sti_hda *hda, struct drm_minor *minor)
> -{
> - drm_debugfs_remove_files(hda_debugfs_files,
> - ARRAY_SIZE(hda_debugfs_files),
> - minor);
> -}
> -
> static int hda_debugfs_init(struct sti_hda *hda, struct drm_minor *minor)
> {
> unsigned int i;
> @@ -739,10 +732,6 @@ static int sti_hda_bind(struct device *dev, struct device *master, void *data)
> static void sti_hda_unbind(struct device *dev,
> struct device *master, void *data)
> {
> - struct sti_hda *hda = dev_get_drvdata(dev);
> - struct drm_device *drm_dev = data;
> -
> - hda_debugfs_exit(hda, drm_dev->primary);
> }
>
> static const struct component_ops sti_hda_ops = {
> diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
> index f0af1ae..4a8bd62 100644
> --- a/drivers/gpu/drm/sti/sti_hdmi.c
> +++ b/drivers/gpu/drm/sti/sti_hdmi.c
> @@ -731,13 +731,6 @@ static struct drm_info_list hdmi_debugfs_files[] = {
> { "hdmi", hdmi_dbg_show, 0, NULL },
> };
>
> -static void hdmi_debugfs_exit(struct sti_hdmi *hdmi, struct drm_minor *minor)
> -{
> - drm_debugfs_remove_files(hdmi_debugfs_files,
> - ARRAY_SIZE(hdmi_debugfs_files),
> - minor);
> -}
> -
> static int hdmi_debugfs_init(struct sti_hdmi *hdmi, struct drm_minor *minor)
> {
> unsigned int i;
> @@ -1359,10 +1352,6 @@ static int sti_hdmi_bind(struct device *dev, struct device *master, void *data)
> static void sti_hdmi_unbind(struct device *dev,
> struct device *master, void *data)
> {
> - struct sti_hdmi *hdmi = dev_get_drvdata(dev);
> - struct drm_device *drm_dev = data;
> -
> - hdmi_debugfs_exit(hdmi, drm_dev->primary);
> }
>
> static const struct component_ops sti_hdmi_ops = {
> diff --git a/drivers/gpu/drm/sti/sti_tvout.c b/drivers/gpu/drm/sti/sti_tvout.c
> index ad46d35..8b8ea71 100644
> --- a/drivers/gpu/drm/sti/sti_tvout.c
> +++ b/drivers/gpu/drm/sti/sti_tvout.c
> @@ -567,13 +567,6 @@ static struct drm_info_list tvout_debugfs_files[] = {
> { "tvout", tvout_dbg_show, 0, NULL },
> };
>
> -static void tvout_debugfs_exit(struct sti_tvout *tvout, struct drm_minor *minor)
> -{
> - drm_debugfs_remove_files(tvout_debugfs_files,
> - ARRAY_SIZE(tvout_debugfs_files),
> - minor);
> -}
> -
> static int tvout_debugfs_init(struct sti_tvout *tvout, struct drm_minor *minor)
> {
> unsigned int i;
> @@ -627,7 +620,6 @@ static void sti_tvout_early_unregister(struct drm_encoder *encoder)
> if (!tvout->debugfs_registered)
> return;
>
> - tvout_debugfs_exit(tvout, encoder->dev->primary);
> tvout->debugfs_registered = false;
> }
>
>
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