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| author | Vivien Didelot <vivien.didelot@savoirfairelinux.com> | 2014-07-08 18:57:47 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-07-16 21:17:40 +0200 |
| commit | 1d2408754d2c1376d67c00852548758e1ec2a94c (patch) | |
| tree | 3972d0cd4f87c8fe937ea86ac9b677f9dbc9d4d6 /arch/x86 | |
| parent | 1795cd9b3a91d4b5473c97f491d63892442212ab (diff) | |
| download | linux-1d2408754d2c1376d67c00852548758e1ec2a94c.tar.gz linux-1d2408754d2c1376d67c00852548758e1ec2a94c.tar.bz2 linux-1d2408754d2c1376d67c00852548758e1ec2a94c.zip | |
x86/platform/ts5500: Use the DEVICE_ATTR_RO() macro
Use the DEVICE_ATTR_RO() helper macro to simplify the declaration
of read-only sysfs attributes in the TS5500 code..
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Savoir-faire Linux Inc. <kernel@savoirfairelinux.com>
Link: http://lkml.kernel.org/r/1404860269-11837-2-git-send-email-vivien.didelot@savoirfairelinux.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/platform/ts5500/ts5500.c | 50 |
1 files changed, 22 insertions, 28 deletions
diff --git a/arch/x86/platform/ts5500/ts5500.c b/arch/x86/platform/ts5500/ts5500.c index 9471b9456f25..1bbf17bdb0cf 100644 --- a/arch/x86/platform/ts5500/ts5500.c +++ b/arch/x86/platform/ts5500/ts5500.c @@ -147,45 +147,39 @@ cleanup: return ret; } -static ssize_t ts5500_show_id(struct device *dev, - struct device_attribute *attr, char *buf) +static ssize_t id_show(struct device *dev, struct device_attribute *attr, + char *buf) { struct ts5500_sbc *sbc = dev_get_drvdata(dev); return sprintf(buf, "0x%.2x\n", sbc->id); } +static DEVICE_ATTR_RO(id); -static ssize_t ts5500_show_jumpers(struct device *dev, - struct device_attribute *attr, - char *buf) +static ssize_t jumpers_show(struct device *dev, struct device_attribute *attr, + char *buf) { struct ts5500_sbc *sbc = dev_get_drvdata(dev); return sprintf(buf, "0x%.2x\n", sbc->jumpers >> 1); } - -#define TS5500_SHOW(field) \ - static ssize_t ts5500_show_##field(struct device *dev, \ - struct device_attribute *attr, \ - char *buf) \ - { \ - struct ts5500_sbc *sbc = dev_get_drvdata(dev); \ - return sprintf(buf, "%d\n", sbc->field); \ - } - -TS5500_SHOW(sram) -TS5500_SHOW(rs485) -TS5500_SHOW(adc) -TS5500_SHOW(ereset) -TS5500_SHOW(itr) - -static DEVICE_ATTR(id, S_IRUGO, ts5500_show_id, NULL); -static DEVICE_ATTR(jumpers, S_IRUGO, ts5500_show_jumpers, NULL); -static DEVICE_ATTR(sram, S_IRUGO, ts5500_show_sram, NULL); -static DEVICE_ATTR(rs485, S_IRUGO, ts5500_show_rs485, NULL); -static DEVICE_ATTR(adc, S_IRUGO, ts5500_show_adc, NULL); -static DEVICE_ATTR(ereset, S_IRUGO, ts5500_show_ereset, NULL); -static DEVICE_ATTR(itr, S_IRUGO, ts5500_show_itr, NULL); +static DEVICE_ATTR_RO(jumpers); + +#define TS5500_ATTR_BOOL(_field) \ + static ssize_t _field##_show(struct device *dev, \ + struct device_attribute *attr, char *buf) \ + { \ + struct ts5500_sbc *sbc = dev_get_drvdata(dev); \ + \ + return sprintf(buf, "%d\n", sbc->_field); \ + } \ + static DEVICE_ATTR_RO(_field) + +TS5500_ATTR_BOOL(sram); +TS5500_ATTR_BOOL(rs485); +TS5500_ATTR_BOOL(adc); +TS5500_ATTR_BOOL(ereset); +TS5500_ATTR_BOOL(itr); static struct attribute *ts5500_attributes[] = { &dev_attr_id.attr, |