From: Shashank Sharma <shashank.sharma@intel.com>
To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
ville.syrjala@linux.intel.com,
ander.conselvan.de.oliveira@intel.com
Cc: jose.abreu@synopsys.com, daniel.vetter@intel.com, treding@nvidia.com
Subject: [PATCH v5 6/6] drm/i915: allow HDMI 2.0 clock rates
Date: Tue, 28 Feb 2017 14:09:10 +0530 [thread overview]
Message-ID: <1488271150-7423-7-git-send-email-shashank.sharma@intel.com> (raw)
In-Reply-To: <1488271150-7423-1-git-send-email-shashank.sharma@intel.com>
Geminilake has a native HDMI 2.0 controller, which is capable of
driving clocks upto 594Mhz. This patch updates the max tmds clock
limit for the same.
V2: rebase
V3: rebase
V4: added r-b from Ander
V5: rebase
Cc: Ander Conselvan De Oliveira <ander.conselvan.de.oliveira@intel.com>
Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
Reviewed-by: Ander Conselvan De Oliveira <ander.conselvan.de.oliveira@intel.com>
---
drivers/gpu/drm/i915/intel_hdmi.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index fdbeefd..d44b9fb 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1209,6 +1209,8 @@ static int intel_hdmi_source_max_tmds_clock(struct drm_i915_private *dev_priv)
{
if (IS_G4X(dev_priv))
return 165000;
+ else if (IS_GEMINILAKE(dev_priv))
+ return 594000;
else if (IS_HASWELL(dev_priv) || INTEL_INFO(dev_priv)->gen >= 8)
return 300000;
else
--
1.9.1
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next prev parent reply other threads:[~2017-02-28 8:39 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-28 8:39 [PATCH v5 0/6] HDMI 2.0: Scrambling in DRM layer Shashank Sharma
2017-02-28 8:39 ` [PATCH v5 1/6] drm: Add SCDC helpers Shashank Sharma
2017-02-28 8:39 ` [PATCH v5 2/6] drm/edid: check for HF-VSDB block Shashank Sharma
2017-02-28 8:39 ` [PATCH v5 3/6] drm/edid: detect SCDC support in HF-VSDB Shashank Sharma
2017-02-28 8:39 ` [PATCH v5 4/6] " Shashank Sharma
2017-03-01 14:58 ` Ville Syrjälä
2017-03-02 2:37 ` Sharma, Shashank
2017-02-28 8:39 ` [PATCH v5 5/6] drm/i915: enable scrambling Shashank Sharma
2017-03-01 15:11 ` Ville Syrjälä
2017-03-02 2:55 ` Sharma, Shashank
2017-03-03 9:50 ` Ander Conselvan De Oliveira
2017-02-28 8:39 ` Shashank Sharma [this message]
2017-02-28 8:53 ` ✓ Fi.CI.BAT: success for HDMI 2.0: Scrambling in DRM layer (rev5) Patchwork
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