From 0f7ab39a6b401a4fef3f3b7004a2e58ef67079af Mon Sep 17 00:00:00 2001 From: Yangtao Li Date: Wed, 5 Dec 2018 11:18:58 -0500 Subject: [PATCH] dmaengine: mic_x100_dma: convert to DEFINE_SHOW_ATTRIBUTE Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code. Signed-off-by: Yangtao Li Signed-off-by: Vinod Koul --- drivers/dma/mic_x100_dma.c | 22 +++------------------- 1 file changed, 3 insertions(+), 19 deletions(-) diff --git a/drivers/dma/mic_x100_dma.c b/drivers/dma/mic_x100_dma.c index adfd316db1a8..6a91e28d537d 100644 --- a/drivers/dma/mic_x100_dma.c +++ b/drivers/dma/mic_x100_dma.c @@ -676,7 +676,7 @@ static void mic_dma_dev_unreg(struct mic_dma_device *mic_dma_dev) } /* DEBUGFS CODE */ -static int mic_dma_reg_seq_show(struct seq_file *s, void *pos) +static int mic_dma_reg_show(struct seq_file *s, void *pos) { struct mic_dma_device *mic_dma_dev = s->private; int i, chan_num, first_chan = mic_dma_dev->start_ch; @@ -707,23 +707,7 @@ static int mic_dma_reg_seq_show(struct seq_file *s, void *pos) return 0; } -static int mic_dma_reg_debug_open(struct inode *inode, struct file *file) -{ - return single_open(file, mic_dma_reg_seq_show, inode->i_private); -} - -static int mic_dma_reg_debug_release(struct inode *inode, struct file *file) -{ - return single_release(inode, file); -} - -static const struct file_operations mic_dma_reg_ops = { - .owner = THIS_MODULE, - .open = mic_dma_reg_debug_open, - .read = seq_read, - .llseek = seq_lseek, - .release = mic_dma_reg_debug_release -}; +DEFINE_SHOW_ATTRIBUTE(mic_dma_reg); /* Debugfs parent dir */ static struct dentry *mic_dma_dbg; @@ -747,7 +731,7 @@ static int mic_dma_driver_probe(struct mbus_device *mbdev) if (mic_dma_dev->dbg_dir) debugfs_create_file("mic_dma_reg", 0444, mic_dma_dev->dbg_dir, mic_dma_dev, - &mic_dma_reg_ops); + &mic_dma_reg_fops); } return 0; }