Ben, please pick this up for -fixes during Daniel's absense.
BR, Jani.
On Sat, 28 Dec 2013, Alexander van Heukelum heukelum@fastmail.fm wrote:
My Acer 8510TZ stops displaying anything when X starts with Linus' current tree. I bisected it down to commit ee1452d74584.
This patch reverts commit ee1452d74584.
commit ee1452d7458451a7508e0663553ce88d63958157 Author: Jani Nikula jani.nikula@intel.com Date: Fri Sep 20 15:05:30 2013 +0300
drm/i915: assume all GM45 Acer laptops use inverted backlight PWM
After the revert, everything works as before.
Also
Reported-by: Dylan Borg borgdylan@hotmail.com
for Acer Extensa 5635Z.
Signed-off-by: Alexander van Heukelum heukelum@fastmail.fm
Signed-off-by: Jani Nikula jani.nikula@intel.com
drivers/gpu/drm/i915/intel_display.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 54e82a8..769b864 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -10541,11 +10541,20 @@ static struct intel_quirk intel_quirks[] = { /* Sony Vaio Y cannot use SSC on LVDS */ { 0x0046, 0x104d, 0x9076, quirk_ssc_force_disable },
- /*
* All GM45 Acer (and its brands eMachines and Packard Bell) laptops* seem to use inverted backlight PWM.*/- { 0x2a42, 0x1025, PCI_ANY_ID, quirk_invert_brightness },
/* Acer Aspire 5734Z must invert backlight brightness */
{ 0x2a42, 0x1025, 0x0459, quirk_invert_brightness },
/* Acer/eMachines G725 */
{ 0x2a42, 0x1025, 0x0210, quirk_invert_brightness },
/* Acer/eMachines e725 */
{ 0x2a42, 0x1025, 0x0212, quirk_invert_brightness },
/* Acer/Packard Bell NCL20 */
{ 0x2a42, 0x1025, 0x034b, quirk_invert_brightness },
/* Acer Aspire 4736Z */
{ 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },
/* Dell XPS13 HD Sandy Bridge */ { 0x0116, 0x1028, 0x052e, quirk_no_pcm_pwm_enable },
-- 1.8.3.2