From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Preston Subject: [PATCH] drm/i915/ddi: Fix default eDP detection on port A Date: Wed, 6 Mar 2019 20:06:18 +0000 Message-ID: <20190306200618.17405-1-thomas.preston@codethink.co.uk> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: Thomas Preston List-Id: intel-gfx@lists.freedesktop.org We rely on VBT DDI port info for eDP detection on GEN9 platforms and above. This breaks GEN9 platforms which don't have VBT because port A eDP now defaults to false. Fix this by defaulting to true when VBT is missing. Fixes: commit a98d9c1d7e9b ("drm/i915/ddi: Rely on VBT DDI port info for eDP detection") Signed-off-by: Thomas Preston --- drivers/gpu/drm/i915/intel_bios.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 1faa494e2bc9..efbbfb64b55f 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1629,6 +1629,7 @@ init_vbt_missing_defaults(struct drm_i915_private *dev_priv) info->supports_dvi = (port != PORT_A && port != PORT_E); info->supports_hdmi = info->supports_dvi; info->supports_dp = (port != PORT_E); + info->supports_edp = (port == PORT_A); } } -- 2.11.0