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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2020-03-24 20:05:29 +0300
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2020-04-17 16:49:57 +0300
commitfa64c6badea4445895362fca61c7743ca7cd0bde (patch)
tree25b6f1d0040a7b040ac2130e13dae005b63b2979 /drivers/video
parent59d961c5972f8dd064277b41be1061e41827c726 (diff)
downloadlinux-fa64c6badea4445895362fca61c7743ca7cd0bde.tar.xz
video: ssd1307fb: Introduce temporary variable to increase readability
Introduce temporary variable to increase readability of the code. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> [b.zolnierkie: fix lines over 80 characters] Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200324170532.44384-2-andriy.shevchenko@linux.intel.com
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/fbdev/ssd1307fb.c33
1 files changed, 15 insertions, 18 deletions
diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 50ee670595ff..13f5b2f347ce 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -588,6 +588,7 @@ MODULE_DEVICE_TABLE(of, ssd1307fb_of_match);
static int ssd1307fb_probe(struct i2c_client *client)
{
+ struct device *dev = &client->dev;
struct backlight_device *bl;
char bl_name[12];
struct fb_info *info;
@@ -598,7 +599,7 @@ static int ssd1307fb_probe(struct i2c_client *client)
void *vmem;
int ret;
- info = framebuffer_alloc(sizeof(struct ssd1307fb_par), &client->dev);
+ info = framebuffer_alloc(sizeof(struct ssd1307fb_par), dev);
if (!info)
return -ENOMEM;
@@ -608,23 +609,21 @@ static int ssd1307fb_probe(struct i2c_client *client)
par->device_info = of_device_get_match_data(&client->dev);
- par->reset = devm_gpiod_get_optional(&client->dev, "reset",
- GPIOD_OUT_LOW);
+ par->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(par->reset)) {
- dev_err(&client->dev, "failed to get reset gpio: %ld\n",
+ dev_err(dev, "failed to get reset gpio: %ld\n",
PTR_ERR(par->reset));
ret = PTR_ERR(par->reset);
goto fb_alloc_error;
}
- par->vbat_reg = devm_regulator_get_optional(&client->dev, "vbat");
+ par->vbat_reg = devm_regulator_get_optional(dev, "vbat");
if (IS_ERR(par->vbat_reg)) {
ret = PTR_ERR(par->vbat_reg);
if (ret == -ENODEV) {
par->vbat_reg = NULL;
} else {
- dev_err(&client->dev, "failed to get VBAT regulator: %d\n",
- ret);
+ dev_err(dev, "failed to get VBAT regulator: %d\n", ret);
goto fb_alloc_error;
}
}
@@ -674,15 +673,15 @@ static int ssd1307fb_probe(struct i2c_client *client)
vmem = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO,
get_order(vmem_size));
if (!vmem) {
- dev_err(&client->dev, "Couldn't allocate graphical memory.\n");
+ dev_err(dev, "Couldn't allocate graphical memory.\n");
ret = -ENOMEM;
goto fb_alloc_error;
}
- ssd1307fb_defio = devm_kzalloc(&client->dev, sizeof(*ssd1307fb_defio),
+ ssd1307fb_defio = devm_kzalloc(dev, sizeof(*ssd1307fb_defio),
GFP_KERNEL);
if (!ssd1307fb_defio) {
- dev_err(&client->dev, "Couldn't allocate deferred io.\n");
+ dev_err(dev, "Couldn't allocate deferred io.\n");
ret = -ENOMEM;
goto fb_alloc_error;
}
@@ -720,8 +719,7 @@ static int ssd1307fb_probe(struct i2c_client *client)
if (par->vbat_reg) {
ret = regulator_enable(par->vbat_reg);
if (ret) {
- dev_err(&client->dev, "failed to enable VBAT: %d\n",
- ret);
+ dev_err(dev, "failed to enable VBAT: %d\n", ret);
goto reset_oled_error;
}
}
@@ -732,17 +730,16 @@ static int ssd1307fb_probe(struct i2c_client *client)
ret = register_framebuffer(info);
if (ret) {
- dev_err(&client->dev, "Couldn't register the framebuffer\n");
+ dev_err(dev, "Couldn't register the framebuffer\n");
goto panel_init_error;
}
snprintf(bl_name, sizeof(bl_name), "ssd1307fb%d", info->node);
- bl = backlight_device_register(bl_name, &client->dev, par,
- &ssd1307fb_bl_ops, NULL);
+ bl = backlight_device_register(bl_name, dev, par, &ssd1307fb_bl_ops,
+ NULL);
if (IS_ERR(bl)) {
ret = PTR_ERR(bl);
- dev_err(&client->dev, "unable to register backlight device: %d\n",
- ret);
+ dev_err(dev, "unable to register backlight device: %d\n", ret);
goto bl_init_error;
}
@@ -750,7 +747,7 @@ static int ssd1307fb_probe(struct i2c_client *client)
bl->props.max_brightness = MAX_CONTRAST;
info->bl_dev = bl;
- dev_info(&client->dev, "fb%d: %s framebuffer device registered, using %d bytes of video memory\n", info->node, info->fix.id, vmem_size);
+ dev_info(dev, "fb%d: %s framebuffer device registered, using %d bytes of video memory\n", info->node, info->fix.id, vmem_size);
return 0;