diff options
Diffstat (limited to 'drivers/video/backlight/progear_bl.c')
| -rw-r--r-- | drivers/video/backlight/progear_bl.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/video/backlight/progear_bl.c b/drivers/video/backlight/progear_bl.c index 075786e05034..809278c90738 100644 --- a/drivers/video/backlight/progear_bl.c +++ b/drivers/video/backlight/progear_bl.c @@ -61,8 +61,10 @@ static const struct backlight_ops progearbl_ops = { static int progearbl_probe(struct platform_device *pdev) { + struct backlight_properties props; u8 temp; struct backlight_device *progear_backlight_device; + int ret; pmu_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101, NULL); if (!pmu_dev) { @@ -73,28 +75,37 @@ static int progearbl_probe(struct platform_device *pdev) sb_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, NULL); if (!sb_dev) { printk("ALI 1533 SB not found.\n"); - pci_dev_put(pmu_dev); - return -ENODEV; + ret = -ENODEV; + goto put_pmu; } /* Set SB_MPS1 to enable brightness control. */ pci_read_config_byte(sb_dev, SB_MPS1, &temp); pci_write_config_byte(sb_dev, SB_MPS1, temp | 0x20); + memset(&props, 0, sizeof(struct backlight_properties)); + props.max_brightness = HW_LEVEL_MAX - HW_LEVEL_MIN; progear_backlight_device = backlight_device_register("progear-bl", &pdev->dev, NULL, - &progearbl_ops); - if (IS_ERR(progear_backlight_device)) - return PTR_ERR(progear_backlight_device); + &progearbl_ops, + &props); + if (IS_ERR(progear_backlight_device)) { + ret = PTR_ERR(progear_backlight_device); + goto put_sb; + } platform_set_drvdata(pdev, progear_backlight_device); progear_backlight_device->props.power = FB_BLANK_UNBLANK; progear_backlight_device->props.brightness = HW_LEVEL_MAX - HW_LEVEL_MIN; - progear_backlight_device->props.max_brightness = HW_LEVEL_MAX - HW_LEVEL_MIN; progearbl_set_intensity(progear_backlight_device); return 0; +put_sb: + pci_dev_put(sb_dev); +put_pmu: + pci_dev_put(pmu_dev); + return ret; } static int progearbl_remove(struct platform_device *pdev) |