Re: [PATCH 09/23] usb-gadget/f_printer: use per-attribute show and store methods

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Hi Christoph,

The same remark as for f_loopback (__CONFIGFS_ATTR location vs
CONFIGFS_ATTR location after applying)

If addressed

Reviewed-by: Andrzej Pietrasiewicz <andrzej.p@xxxxxxxxxxx>

W dniu 25.09.2015 o 15:49, Christoph Hellwig pisze:
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
  drivers/usb/gadget/function/f_printer.c | 31 ++++++++++++-------------------
  1 file changed, 12 insertions(+), 19 deletions(-)

diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index 8e2b6be..29c90d5 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -1148,9 +1148,6 @@ static inline struct f_printer_opts
  			    func_inst.group);
  }

-CONFIGFS_ATTR_STRUCT(f_printer_opts);
-CONFIGFS_ATTR_OPS(f_printer_opts);
-
  static void printer_attr_release(struct config_item *item)
  {
  	struct f_printer_opts *opts = to_f_printer_opts(item);
@@ -1160,13 +1157,12 @@ static void printer_attr_release(struct config_item *item)

  static struct configfs_item_operations printer_item_ops = {
  	.release	= printer_attr_release,
-	.show_attribute	= f_printer_opts_attr_show,
-	.store_attribute = f_printer_opts_attr_store,
  };

-static ssize_t f_printer_opts_pnp_string_show(struct f_printer_opts *opts,
+static ssize_t f_printer_opts_pnp_string_show(struct config_item *item,
  					      char *page)
  {
+	struct f_printer_opts *opts = to_f_printer_opts(item);
  	int result;

  	mutex_lock(&opts->lock);
@@ -1176,9 +1172,10 @@ static ssize_t f_printer_opts_pnp_string_show(struct f_printer_opts *opts,
  	return result;
  }

-static ssize_t f_printer_opts_pnp_string_store(struct f_printer_opts *opts,
+static ssize_t f_printer_opts_pnp_string_store(struct config_item *item,
  					       const char *page, size_t len)
  {
+	struct f_printer_opts *opts = to_f_printer_opts(item);
  	int result, l;

  	mutex_lock(&opts->lock);
@@ -1191,14 +1188,10 @@ static ssize_t f_printer_opts_pnp_string_store(struct f_printer_opts *opts,
  	return result;
  }

-static struct f_printer_opts_attribute f_printer_opts_pnp_string =
-	__CONFIGFS_ATTR(pnp_string, S_IRUGO | S_IWUSR,
-			f_printer_opts_pnp_string_show,
-			f_printer_opts_pnp_string_store);
-
-static ssize_t f_printer_opts_q_len_show(struct f_printer_opts *opts,
+static ssize_t f_printer_opts_q_len_show(struct config_item *item,
  					 char *page)
  {
+	struct f_printer_opts *opts = to_f_printer_opts(item);
  	int result;

  	mutex_lock(&opts->lock);
@@ -1208,9 +1201,10 @@ static ssize_t f_printer_opts_q_len_show(struct f_printer_opts *opts,
  	return result;
  }

-static ssize_t f_printer_opts_q_len_store(struct f_printer_opts *opts,
+static ssize_t f_printer_opts_q_len_store(struct config_item *item,
  					  const char *page, size_t len)
  {
+	struct f_printer_opts *opts = to_f_printer_opts(item);
  	int ret;
  	u16 num;

@@ -1231,13 +1225,12 @@ end:
  	return ret;
  }

-static struct f_printer_opts_attribute f_printer_opts_q_len =
-	__CONFIGFS_ATTR(q_len, S_IRUGO | S_IWUSR, f_printer_opts_q_len_show,
-			f_printer_opts_q_len_store);
+CONFIGFS_ATTR(f_printer_opts_, pnp_string);
+CONFIGFS_ATTR(f_printer_opts_, q_len);

  static struct configfs_attribute *printer_attrs[] = {
-	&f_printer_opts_pnp_string.attr,
-	&f_printer_opts_q_len.attr,
+	&f_printer_opts_attr_pnp_string,
+	&f_printer_opts_attr_q_len,
  	NULL,
  };



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