From: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: Jani Nikula <jani.nikula@intel.com>,
Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Subject: [PATCH] drm/i915/audio: Add 801Mhz clock entries to dp_aud_n_m table
Date: Thu, 7 Jun 2018 12:20:13 -0700 [thread overview]
Message-ID: <20180607192013.25872-1-radhakrishna.sripada@intel.com> (raw)
From: "Sripada, Radhakrishna" <radhakrishna.sripada@intel.com>
Expand the Maud/Naud table according to DP 1.4 spec to include entries for
810 MHz clock. This is required for audio to work with HBR3.
Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
---
drivers/gpu/drm/i915/intel_audio.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
index 3ea566f99450..6d1c33066987 100644
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -59,6 +59,7 @@
*/
/* DP N/M table */
+#define LC_810M 810000
#define LC_540M 540000
#define LC_270M 270000
#define LC_162M 162000
@@ -99,6 +100,15 @@ static const struct dp_aud_n_m dp_aud_n_m[] = {
{ 128000, LC_540M, 4096, 33750 },
{ 176400, LC_540M, 3136, 18750 },
{ 192000, LC_540M, 2048, 11250 },
+ { 32000, LC_810M, 1024, 50625 },
+ { 44100, LC_810M, 784, 28125 },
+ { 48000, LC_810M, 512, 16875 },
+ { 64000, LC_810M, 2048, 50625 },
+ { 88200, LC_810M, 1568, 28125 },
+ { 96000, LC_810M, 1024, 16875 },
+ { 128000, LC_810M, 4096, 50625 },
+ { 176400, LC_810M, 3136, 28125 },
+ { 192000, LC_810M, 2048, 16875 },
};
static const struct dp_aud_n_m *
--
2.9.3
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next reply other threads:[~2018-06-07 19:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-07 19:20 Radhakrishna Sripada [this message]
2018-06-07 20:04 ` ✓ Fi.CI.BAT: success for drm/i915/audio: Add 801Mhz clock entries to dp_aud_n_m table Patchwork
2018-06-07 23:04 ` ✓ Fi.CI.IGT: " Patchwork
2018-06-08 11:42 ` [PATCH] " Jani Nikula
2018-06-18 19:36 ` Jani Nikula
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