From: Arun R Murthy <arun.r.murthy@intel.com>
To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org
Cc: Jani Nikula <jani.nikula@linux.intel.com>,
imre.deak@intel.com, Arun R Murthy <arun.r.murthy@intel.com>
Subject: [PATCH v5 1/2] drm/i915/display/dp: Remove support for UHBR13.5
Date: Fri, 04 Apr 2025 10:25:08 +0530 [thread overview]
Message-ID: <20250404-dprates-v5-1-c93f561a095e@intel.com> (raw)
In-Reply-To: <20250404-dprates-v5-0-c93f561a095e@intel.com>
The retimer issue for UHBR13.5 is fixed in BMG.
So for all platforms lesser than BMG(XE2_HPD/DISPLAY_VERx100 1401)
disable UHBR13.5.
commit caf3d748f646 ("drm/i915/dp: Remove support for UHBR13.5")
removes UHBR13.5 for MTL.
v2: Reframed the commit msg (Jani)
v4: Reframed the commit msg & update the max rate supported (Jani)
v5: Reframed the commit msg (Jani)
Signed-off-by: Arun R Murthy <arun.r.murthy@intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index f21f9b441fc2a4e644c69410e6ec6b3d37907478..92bca701a989b03e2ad4b3d9e7d0a9ef12567e5a 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -481,7 +481,7 @@ bool intel_dp_has_joiner(struct intel_dp *intel_dp)
static int dg2_max_source_rate(struct intel_dp *intel_dp)
{
- return intel_dp_is_edp(intel_dp) ? 810000 : 1350000;
+ return intel_dp_is_edp(intel_dp) ? 810000 : 1000000;
}
static int icl_max_source_rate(struct intel_dp *intel_dp)
@@ -550,7 +550,7 @@ intel_dp_set_source_rates(struct intel_dp *intel_dp)
};
static const int icl_rates[] = {
162000, 216000, 270000, 324000, 432000, 540000, 648000, 810000,
- 1000000, 1350000,
+ 1000000,
};
static const int bxt_rates[] = {
162000, 216000, 243000, 270000, 324000, 432000, 540000
--
2.25.1
next prev parent reply other threads:[~2025-04-04 5:10 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-04 4:55 [PATCH v5 0/2] Remove support for UHBR13.5 Arun R Murthy
2025-04-04 4:55 ` Arun R Murthy [this message]
2025-04-04 12:34 ` [PATCH v5 1/2] drm/i915/display/dp: " Jani Nikula
2025-04-14 5:37 ` Murthy, Arun R
2025-04-14 9:46 ` Jani Nikula
2025-04-04 4:55 ` [PATCH v5 2/2] drm/i915/display/dp: Remove the uhbr13.5 pll state values Arun R Murthy
2025-04-14 9:49 ` Jani Nikula
2025-04-04 7:11 ` ✓ CI.Patch_applied: success for Remove support for UHBR13.5 Patchwork
2025-04-04 7:11 ` ✓ CI.checkpatch: " Patchwork
2025-04-04 7:12 ` ✓ CI.KUnit: " Patchwork
2025-04-04 7:29 ` ✓ CI.Build: " Patchwork
2025-04-04 7:31 ` ✓ CI.Hooks: " Patchwork
2025-04-04 7:33 ` ✓ CI.checksparse: " Patchwork
2025-04-04 8:19 ` ✓ Xe.CI.BAT: " Patchwork
2025-04-04 18:35 ` ✗ Xe.CI.Full: failure " Patchwork
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