From: Jani Nikula <jani.nikula@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: jani.nikula@intel.com,
Diego Santa Cruz <Diego.SantaCruz@spinetix.com>,
stable@vger.kernel.org
Subject: [PATCH] drm/i915/glk: ECS Liva Q2 needs GLK HDMI port timing quirk
Date: Thu, 16 Jun 2022 15:41:37 +0300 [thread overview]
Message-ID: <20220616124137.3184371-1-jani.nikula@intel.com> (raw)
From: Diego Santa Cruz <Diego.SantaCruz@spinetix.com>
The quirk added in upstream commit 90c3e2198777 ("drm/i915/glk: Add
Quirk for GLK NUC HDMI port issues.") is also required on the ECS Liva
Q2.
Note: Would be nicer to figure out the extra delay required for the
retimer without quirks, however don't know how to check for that.
Cc: stable@vger.kernel.org
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/1326
Signed-off-by: Diego Santa Cruz <Diego.SantaCruz@spinetix.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
drivers/gpu/drm/i915/display/intel_quirks.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_quirks.c b/drivers/gpu/drm/i915/display/intel_quirks.c
index c8488f5ebd04..e415cd7c0b84 100644
--- a/drivers/gpu/drm/i915/display/intel_quirks.c
+++ b/drivers/gpu/drm/i915/display/intel_quirks.c
@@ -191,6 +191,9 @@ static struct intel_quirk intel_quirks[] = {
/* ASRock ITX*/
{ 0x3185, 0x1849, 0x2212, quirk_increase_ddi_disabled_time },
{ 0x3184, 0x1849, 0x2212, quirk_increase_ddi_disabled_time },
+ /* ECS Liva Q2 */
+ { 0x3185, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
+ { 0x3184, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
};
void intel_init_quirks(struct drm_i915_private *i915)
--
2.30.2
next reply other threads:[~2022-06-16 12:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-16 12:41 Jani Nikula [this message]
2022-08-25 11:33 ` [Intel-gfx] [PATCH] drm/i915/glk: ECS Liva Q2 needs GLK HDMI port timing quirk Ville Syrjälä
2022-08-25 14:48 ` Jani Nikula
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