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authorChristoph Hellwig <hch@lst.de>2018-05-15 15:57:23 +0200
committerChristoph Hellwig <hch@lst.de>2018-05-16 07:23:35 +0200
commit3f3942aca6da351a12543aa776467791b63b3a78 (patch)
tree31030e086ea36920e07078ea2289b9b72c0b2939 /arch/mips/pci
parent44414d82cfe0f68cb59d0a42f599ccd893ae0032 (diff)
downloadop-kernel-dev-3f3942aca6da351a12543aa776467791b63b3a78.zip
op-kernel-dev-3f3942aca6da351a12543aa776467791b63b3a78.tar.gz
proc: introduce proc_create_single{,_data}
Variants of proc_create{,_data} that directly take a seq_file show callback and drastically reduces the boilerplate code in the callers. All trivial callers converted over. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'arch/mips/pci')
-rw-r--r--arch/mips/pci/ops-pmcmsp.c28
1 files changed, 2 insertions, 26 deletions
diff --git a/arch/mips/pci/ops-pmcmsp.c b/arch/mips/pci/ops-pmcmsp.c
index dd2d9f7..7649372 100644
--- a/arch/mips/pci/ops-pmcmsp.c
+++ b/arch/mips/pci/ops-pmcmsp.c
@@ -83,18 +83,6 @@ static int show_msp_pci_counts(struct seq_file *m, void *v)
return 0;
}
-static int msp_pci_rd_cnt_open(struct inode *inode, struct file *file)
-{
- return single_open(file, show_msp_pci_counts, NULL);
-}
-
-static const struct file_operations msp_pci_rd_cnt_fops = {
- .open = msp_pci_rd_cnt_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
/*****************************************************************************
*
* FUNCTION: gen_pci_cfg_wr_show
@@ -160,18 +148,6 @@ static int gen_pci_cfg_wr_show(struct seq_file *m, void *v)
return 0;
}
-static int gen_pci_cfg_wr_open(struct inode *inode, struct file *file)
-{
- return single_open(file, gen_pci_cfg_wr_show, NULL);
-}
-
-static const struct file_operations gen_pci_cfg_wr_fops = {
- .open = gen_pci_cfg_wr_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
/*****************************************************************************
*
* FUNCTION: pci_proc_init
@@ -188,8 +164,8 @@ static const struct file_operations gen_pci_cfg_wr_fops = {
****************************************************************************/
static void pci_proc_init(void)
{
- proc_create("pmc_msp_pci_rd_cnt", 0, NULL, &msp_pci_rd_cnt_fops);
- proc_create("pmc_msp_pci_cfg_wr", 0, NULL, &gen_pci_cfg_wr_fops);
+ proc_create_single("pmc_msp_pci_rd_cnt", 0, NULL, show_msp_pci_counts);
+ proc_create_single("pmc_msp_pci_cfg_wr", 0, NULL, gen_pci_cfg_wr_show);
}
#endif /* CONFIG_PROC_FS && PCI_COUNTERS */
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