From 972c0a58e9e238c266adc77c88dcd8de6f123742 Mon Sep 17 00:00:00 2001 From: Thomas White Date: Sat, 21 Nov 2009 21:42:16 +0100 Subject: [PATCH 5/9] Add JBT6k74 hook for use by KMS Signed-off-by: Thomas White --- drivers/video/backlight/jbt6k74.c | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-) diff --git a/drivers/video/backlight/jbt6k74.c b/drivers/video/backlight/jbt6k74.c index 8450904..95ca4cf 100644 --- a/drivers/video/backlight/jbt6k74.c +++ b/drivers/video/backlight/jbt6k74.c @@ -698,6 +698,22 @@ static int jbt6k74_get_power(struct lcd_device *ld) } } +/* This is utterly, totally horrible. I'm REALLY sorry... */ +struct jbt_info *jbt_global; +void jbt6k74_action(int val) +{ + if ( !jbt_global ) { + printk(KERN_CRIT "JBT not initialised!!!\n"); + return; + } + if ( val == 0 ) { + jbt6k74_enter_power_mode(jbt_global, JBT_POWER_MODE_SLEEP); + } else { + jbt6k74_enter_power_mode(jbt_global, JBT_POWER_MODE_NORMAL); + } +} +EXPORT_SYMBOL_GPL(jbt6k74_action); + struct lcd_ops jbt6k74_lcd_ops = { .set_power = jbt6k74_set_power, .get_power = jbt6k74_get_power, @@ -728,6 +744,8 @@ static int __devinit jbt_probe(struct spi_device *spi) if (!jbt) return -ENOMEM; + jbt_global = jbt; + jbt->spi = spi; jbt->lcd_dev = lcd_device_register("jbt6k74-lcd", &spi->dev, jbt, -- 1.6.6.1