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From: Matt Roper <matthew.d.roper@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Subject: [PATCH] drm/i915: Add 324mhz and 326.4mhz cdclks for gen11+
Date: Thu, 22 Aug 2019 09:31:33 -0700	[thread overview]
Message-ID: <20190822163133.27587-1-matthew.d.roper@intel.com> (raw)

The bspec was recently updated with these new cdclk values for ICL, EHL,
and TGL.

Bspec: 20598
Bspec: 49201
Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
---
 drivers/gpu/drm/i915/display/intel_cdclk.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index d0bc42e5039c..0be137a9129a 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -1748,8 +1748,10 @@ static void cnl_sanitize_cdclk(struct drm_i915_private *dev_priv)
 
 static int icl_calc_cdclk(int min_cdclk, unsigned int ref)
 {
-	static const int ranges_24[] = { 180000, 192000, 312000, 552000, 648000 };
-	static const int ranges_19_38[] = { 172800, 192000, 307200, 556800, 652800 };
+	static const int ranges_24[] = { 180000, 192000, 312000, 324000,
+					 552000, 648000 };
+	static const int ranges_19_38[] = { 172800, 192000, 307200, 326400,
+					    556800, 652800 };
 	const int *ranges;
 	int len, i;
 
@@ -1790,6 +1792,7 @@ static int icl_calc_cdclk_pll_vco(struct drm_i915_private *dev_priv, int cdclk)
 		/* fall through */
 	case 172800:
 	case 307200:
+	case 326400:
 	case 556800:
 	case 652800:
 		WARN_ON(dev_priv->cdclk.hw.ref != 19200 &&
@@ -1797,6 +1800,7 @@ static int icl_calc_cdclk_pll_vco(struct drm_i915_private *dev_priv, int cdclk)
 		break;
 	case 180000:
 	case 312000:
+	case 324000:
 	case 552000:
 	case 648000:
 		WARN_ON(dev_priv->cdclk.hw.ref != 24000);
-- 
2.20.1

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             reply	other threads:[~2019-08-23  8:54 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-22 16:31 Matt Roper [this message]
2019-08-23 13:26 ` ✓ Fi.CI.BAT: success for drm/i915: Add 324mhz and 326.4mhz cdclks for gen11+ Patchwork
2019-08-23 17:47 ` [PATCH] " Souza, Jose
2019-08-23 22:17 ` Matt Roper
2019-08-24 10:42 ` ✓ Fi.CI.IGT: success for " Patchwork

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