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authorMatthew Garrett <mjg@redhat.com>2010-02-17 16:39:44 -0500
committerRichard Purdie <rpurdie@linux.intel.com>2010-03-16 15:47:54 -0400
commita19a6ee6cad2b20292a774c2f56ba8039b0fac9c (patch)
tree631916ce6181336c5c28eb0cf5484c40c92986b6 /drivers/video/bfin-t350mcqb-fb.c
parent57e148b6a975980944f4466ccb669b1d02dfc6a1 (diff)
backlight: Allow properties to be passed at registration
Values such as max_brightness should be set before backlights are registered, but the current API doesn't allow that. Add a parameter to backlight_device_register and update drivers to ensure that they set this correctly. Signed-off-by: Matthew Garrett <mjg@redhat.com> Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
Diffstat (limited to 'drivers/video/bfin-t350mcqb-fb.c')
-rw-r--r--drivers/video/bfin-t350mcqb-fb.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/video/bfin-t350mcqb-fb.c b/drivers/video/bfin-t350mcqb-fb.c
index 5653d083a98..3a8e811a7e9 100644
--- a/drivers/video/bfin-t350mcqb-fb.c
+++ b/drivers/video/bfin-t350mcqb-fb.c
@@ -419,6 +419,7 @@ static irqreturn_t bfin_t350mcqb_irq_error(int irq, void *dev_id)
419 419
420static int __devinit bfin_t350mcqb_probe(struct platform_device *pdev) 420static int __devinit bfin_t350mcqb_probe(struct platform_device *pdev)
421{ 421{
422 struct backlight_properties props;
422 struct bfin_t350mcqbfb_info *info; 423 struct bfin_t350mcqbfb_info *info;
423 struct fb_info *fbinfo; 424 struct fb_info *fbinfo;
424 int ret; 425 int ret;
@@ -540,10 +541,10 @@ static int __devinit bfin_t350mcqb_probe(struct platform_device *pdev)
540 goto out8; 541 goto out8;
541 } 542 }
542#ifndef NO_BL_SUPPORT 543#ifndef NO_BL_SUPPORT
543 bl_dev = 544 memset(&props, 0, sizeof(struct backlight_properties));
544 backlight_device_register("bf52x-bl", NULL, NULL, 545 props.max_brightness = 255;
545 &bfin_lq043fb_bl_ops); 546 bl_dev = backlight_device_register("bf52x-bl", NULL, NULL,
546 bl_dev->props.max_brightness = 255; 547 &bfin_lq043fb_bl_ops, &props);
547 548
548 lcd_dev = lcd_device_register(DRIVER_NAME, NULL, &bfin_lcd_ops); 549 lcd_dev = lcd_device_register(DRIVER_NAME, NULL, &bfin_lcd_ops);
549 lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n"); 550 lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n");