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authorDave Airlie <airlied@redhat.com>2014-10-31 06:54:10 +1000
committerDave Airlie <airlied@redhat.com>2014-10-31 06:54:10 +1000
commit8d1806aa7000bac6c52d642cf91a2f4b0d7b3fff (patch)
treecd2ff08d03be94f7caa911e83c3e6175cee215de /drivers/gpu/drm/i915/intel_display.c
parent30aad89ad0697028b9aa0867b3e95cc0ccca064d (diff)
parent7809a61176b385ebb3299ea43c58b1bb31ffb8c0 (diff)
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Merge tag 'drm-intel-fixes-2014-10-30' of git://anongit.freedesktop.org/drm-intel into drm-fixes
bunch of DP fixes, and some backlight fix. * tag 'drm-intel-fixes-2014-10-30' of git://anongit.freedesktop.org/drm-intel: drm/i915/dp: only use training pattern 3 on platforms that support it drm/i915: Ignore VBT backlight check on Macbook 2, 1 drm/i915: Fix GMBUSFREQ on vlv/chv drm/i915: Ignore long hpds on eDP ports drm/i915: Do a dummy DPCD read before the actual read
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
-rw-r--r--drivers/gpu/drm/i915/intel_display.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index c9e220963a78..f0a1a56406eb 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4585,7 +4585,7 @@ static void vlv_update_cdclk(struct drm_device *dev)
* BSpec erroneously claims we should aim for 4MHz, but
* in fact 1MHz is the correct frequency.
*/
- I915_WRITE(GMBUSFREQ_VLV, dev_priv->vlv_cdclk_freq);
+ I915_WRITE(GMBUSFREQ_VLV, DIV_ROUND_UP(dev_priv->vlv_cdclk_freq, 1000));
}
/* Adjust CDclk dividers to allow high res or save power if possible */
@@ -12885,6 +12885,9 @@ static struct intel_quirk intel_quirks[] = {
/* Acer C720 Chromebook (Core i3 4005U) */
{ 0x0a16, 0x1025, 0x0a11, quirk_backlight_present },
+ /* Apple Macbook 2,1 (Core 2 T7400) */
+ { 0x27a2, 0x8086, 0x7270, quirk_backlight_present },
+
/* Toshiba CB35 Chromebook (Celeron 2955U) */
{ 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
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