xf86-video-intel: src/i830_lvds.c
Jesse Barnes
jbarnes at kemper.freedesktop.org
Fri Mar 28 13:25:38 PDT 2008
src/i830_lvds.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
New commits:
commit 1450acd046d47e1739a3ffbd146c73ad2974a935
Author: Jesse Barnes <jbarnes at hobbes.virtuousgeek.org>
Date: Fri Mar 28 13:23:02 2008 -0700
Use combo backlight control rather than pure legacy
If the legacy bit is set, use both the BLC_PWM_CTL and LBB regs to control the
backlight, rather than just LBB. Looks like more platforms want that than what
the current code does. Note that kernel provided interfaces will always be
used if available, so this shouldn't affect users with /sys/class/backlight
interfaces at all.
Fixes #14721.
diff --git a/src/i830_lvds.c b/src/i830_lvds.c
index 28a51d9..33b4f26 100644
--- a/src/i830_lvds.c
+++ b/src/i830_lvds.c
@@ -133,11 +133,11 @@ i830_set_lvds_backlight_method(xf86OutputPtr output)
} else if (IS_I965GM(pI830) || IS_IGD_GM(pI830)) {
blc_pwm_ctl2 = INREG(BLC_PWM_CTL2);
if (blc_pwm_ctl2 & BLM_LEGACY_MODE2)
- method = BCM_LEGACY;
+ method = BCM_COMBO;
} else {
blc_pwm_ctl = INREG(BLC_PWM_CTL);
if (blc_pwm_ctl & BLM_LEGACY_MODE)
- method = BCM_LEGACY;
+ method = BCM_COMBO;
}
pI830->backlight_control_method = method;
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