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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW mobile Acer notebook] eDP can't light up in boot to text mode"
href="https://bugs.freedesktop.org/show_bug.cgi?id=65995#c25">Comment # 25</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW mobile Acer notebook] eDP can't light up in boot to text mode"
href="https://bugs.freedesktop.org/show_bug.cgi?id=65995">bug 65995</a>
from <span class="vcard"><a class="email" href="mailto:przanoni@gmail.com" title="Paulo Zanoni <przanoni@gmail.com>"> <span class="fn">Paulo Zanoni</span></a>
</span></b>
<pre>What happens if you try this patch?
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 8c70a83..df49828 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -795,11 +795,6 @@ intel_dp_compute_config(struct intel_encoder *encoder,
/* Walk through all bpp values. Luckily they're all nicely spaced with
2
* bpc in between. */
bpp = pipe_config->pipe_bpp;
- if (is_edp(intel_dp) && dev_priv->vbt.edp_bpp) {
- DRM_DEBUG_KMS("clamping bpp for eDP panel to BIOS-provided
%i\n",
- dev_priv->vbt.edp_bpp);
- bpp = min_t(int, bpp, dev_priv->vbt.edp_bpp);
- }
for (; bpp >= 6*3; bpp -= 2*3) {
mode_rate = intel_dp_link_required(adjusted_mode->clock, bpp);</pre>
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