linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Yangtao Li <tiny.windzz@gmail.com>
To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
	Yangtao Li <tiny.windzz@gmail.com>
Subject: [PATCH] powerpc/vas: Change to use DEFINE_SHOW_ATTRIBUTE macro
Date: Tue,  6 Nov 2018 09:39:30 -0500	[thread overview]
Message-ID: <20181106143930.8604-1-tiny.windzz@gmail.com> (raw)

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
 arch/powerpc/platforms/powernv/vas-debug.c | 28 ++++------------------
 1 file changed, 4 insertions(+), 24 deletions(-)

diff --git a/arch/powerpc/platforms/powernv/vas-debug.c b/arch/powerpc/platforms/powernv/vas-debug.c
index 4f7276ebdf9c..4d3929fbc08f 100644
--- a/arch/powerpc/platforms/powernv/vas-debug.c
+++ b/arch/powerpc/platforms/powernv/vas-debug.c
@@ -30,7 +30,7 @@ static char *cop_to_str(int cop)
 	}
 }
 
-static int info_dbg_show(struct seq_file *s, void *private)
+static int info_show(struct seq_file *s, void *private)
 {
 	struct vas_window *window = s->private;
 
@@ -49,17 +49,7 @@ static int info_dbg_show(struct seq_file *s, void *private)
 	return 0;
 }
 
-static int info_dbg_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, info_dbg_show, inode->i_private);
-}
-
-static const struct file_operations info_fops = {
-	.open		= info_dbg_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(info);
 
 static inline void print_reg(struct seq_file *s, struct vas_window *win,
 			char *name, u32 reg)
@@ -67,7 +57,7 @@ static inline void print_reg(struct seq_file *s, struct vas_window *win,
 	seq_printf(s, "0x%016llx %s\n", read_hvwc_reg(win, name, reg), name);
 }
 
-static int hvwc_dbg_show(struct seq_file *s, void *private)
+static int hvwc_show(struct seq_file *s, void *private)
 {
 	struct vas_window *window = s->private;
 
@@ -115,17 +105,7 @@ static int hvwc_dbg_show(struct seq_file *s, void *private)
 	return 0;
 }
 
-static int hvwc_dbg_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, hvwc_dbg_show, inode->i_private);
-}
-
-static const struct file_operations hvwc_fops = {
-	.open		= hvwc_dbg_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(hvwc);
 
 void vas_window_free_dbgdir(struct vas_window *window)
 {
-- 
2.17.0


             reply	other threads:[~2018-11-06 14:39 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-06 14:39 Yangtao Li [this message]
2018-11-27  9:22 ` powerpc/vas: Change to use DEFINE_SHOW_ATTRIBUTE macro Michael Ellerman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20181106143930.8604-1-tiny.windzz@gmail.com \
    --to=tiny.windzz@gmail.com \
    --cc=benh@kernel.crashing.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=mpe@ellerman.id.au \
    --cc=paulus@samba.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).