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author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-03-24 19:05:29 +0200 |
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committer | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2020-04-17 15:49:57 +0200 |
commit | fa64c6badea4445895362fca61c7743ca7cd0bde (patch) | |
tree | 25b6f1d0040a7b040ac2130e13dae005b63b2979 | |
parent | 59d961c5972f8dd064277b41be1061e41827c726 (diff) | |
download | linux-stable-fa64c6badea4445895362fca61c7743ca7cd0bde.tar.gz linux-stable-fa64c6badea4445895362fca61c7743ca7cd0bde.tar.bz2 linux-stable-fa64c6badea4445895362fca61c7743ca7cd0bde.zip |
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
-rw-r--r-- | drivers/video/fbdev/ssd1307fb.c | 33 |
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; |