drm/i915: check eDP encoder correctly when setting modes
We were using a stale pointer in the check which caused us to use CPU attached DP params when we should have been using PCH attached params. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=31988 Tested-by: Jan-Hendrik Zab <jan@jhz.name> Tested-by: Christoph Lukas <christoph.lukas@gmx.net> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: stable@kernel.org
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@ -3951,7 +3951,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
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int lane = 0, link_bw, bpp;
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int lane = 0, link_bw, bpp;
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/* CPU eDP doesn't require FDI link, so just set DP M/N
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/* CPU eDP doesn't require FDI link, so just set DP M/N
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according to current link config */
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according to current link config */
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if (has_edp_encoder && !intel_encoder_is_pch_edp(&encoder->base)) {
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if (has_edp_encoder && !intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
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target_clock = mode->clock;
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target_clock = mode->clock;
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intel_edp_link_config(has_edp_encoder,
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intel_edp_link_config(has_edp_encoder,
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&lane, &link_bw);
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&lane, &link_bw);
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