diff options
| author |   Jiasheng Jiang <jiasheng@iscas.ac.cn> | 2022-09-02 10:55:55 +0800 |
|---|---|---|
| committer |   Helge Deller <deller@gmx.de> | 2022-10-08 15:20:09 +0200 |
| commit | e69dade8a4cfe49f3f3af90d966dd34b67721d26 (patch) | |
| tree | fc664aaa803c195ce969bfcf21aef957aa29c7ae /drivers/video | |
| parent | fbdev: imxfb: Remove redundant dev_err() call (diff) | |
| download | linux-dev-e69dade8a4cfe49f3f3af90d966dd34b67721d26.tar.xz linux-dev-e69dade8a4cfe49f3f3af90d966dd34b67721d26.zip | |
fbdev: gbefb: Convert to use dev_groups
The driver core supports the ability to handle the creation and removal
of device-specific sysfs files in a race-free manner. Moreover, it can
guarantee the success of creation. Therefore, it should be better to
convert to use dev_groups.
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/fbdev/gbefb.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/video/fbdev/gbefb.c b/drivers/video/fbdev/gbefb.c index 6b4d5a7f3e15..1582c718329c 100644 --- a/drivers/video/fbdev/gbefb.c +++ b/drivers/video/fbdev/gbefb.c @@ -1072,17 +1072,12 @@ static ssize_t gbefb_show_rev(struct device *device, struct device_attribute *at static DEVICE_ATTR(revision, S_IRUGO, gbefb_show_rev, NULL); -static void gbefb_remove_sysfs(struct device *dev) -{ - device_remove_file(dev, &dev_attr_size); - device_remove_file(dev, &dev_attr_revision); -} - -static void gbefb_create_sysfs(struct device *dev) -{ - device_create_file(dev, &dev_attr_size); - device_create_file(dev, &dev_attr_revision); -} +static struct attribute *gbefb_attrs[] = { + &dev_attr_size.attr, + &dev_attr_revision.attr, + NULL, +}; +ATTRIBUTE_GROUPS(gbefb); /* * Initialization @@ -1221,7 +1216,6 @@ static int gbefb_probe(struct platform_device *p_dev) } platform_set_drvdata(p_dev, info); - gbefb_create_sysfs(&p_dev->dev); fb_info(info, "%s rev %d @ 0x%08x using %dkB memory\n", info->fix.id, gbe_revision, (unsigned)GBE_BASE, @@ -1248,7 +1242,6 @@ static int gbefb_remove(struct platform_device* p_dev) gbe_turn_off(); arch_phys_wc_del(par->wc_cookie); release_mem_region(GBE_BASE, sizeof(struct sgi_gbe)); - gbefb_remove_sysfs(&p_dev->dev); framebuffer_release(info); return 0; @@ -1259,6 +1252,7 @@ static struct platform_driver gbefb_driver = { .remove = gbefb_remove, .driver = { .name = "gbefb", + .dev_groups = gbefb_groups, }, }; |