Attachment 145836 Details for Bug 112051 – Attempt to fix the VBT DDC pin mapping

[patch] Attempt to fix the VBT DDC pin mapping

0001-drm-i915-Map-DDC-VBT-Bspec-pin-directly-for-PCH-with.patch (text/plain), 1.05 KB, created by Imre Deak on 2019-10-28 18:38:41 UTC

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Creator: Imre Deak

Created: 2019-10-28 18:38:41 UTC

Size: 1.05 KB

patch

obsolete

>From 44e258acf4325fee8996d31782da0374e8b0a3aa Mon Sep 17 00:00:00 2001
>From: Imre Deak <imre.deak@intel.com>
>Date: Mon, 28 Oct 2019 20:24:19 +0200
>Subject: [PATCH] drm/i915: Map DDC VBT->Bspec pin directly for PCH with 0xA3C1
> ID
>
>Signed-off-by: Imre Deak <imre.deak@intel.com>
>---
> drivers/gpu/drm/i915/display/intel_bios.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
>diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
>index 63c1bd4c2954..829943ae6919 100644
>--- a/drivers/gpu/drm/i915/display/intel_bios.c
>+++ b/drivers/gpu/drm/i915/display/intel_bios.c
>@@ -1370,7 +1370,8 @@ static u8 map_ddc_pin(struct drm_i915_private *dev_priv, u8 vbt_pin)
> 	if (INTEL_PCH_TYPE(dev_priv) >= PCH_ICP) {
> 		ddc_pin_map = icp_ddc_pin_map;
> 		n_entries = ARRAY_SIZE(icp_ddc_pin_map);
>-	} else if (HAS_PCH_CNP(dev_priv)) {
>+	} else if (HAS_PCH_CNP(dev_priv) &&
>+		   INTEL_PCH_ID(dev_priv) != INTEL_PCH_CNP2_DEVICE_ID_TYPE) {
> 		ddc_pin_map = cnp_ddc_pin_map;
> 		n_entries = ARRAY_SIZE(cnp_ddc_pin_map);
> 	} else {
>-- 
>2.17.1
>

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Attachments on bug 112051: 145771 | 145772 | 145783 | 145786 | 145790 | 145804 | 145805 | 145836 | 145843 | 145844 | 145845 | 145846 | 145847

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