From: Jani Nikula <jani.nikula@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: jani.nikula@intel.com, manasi.d.navare@intel.com,
ville.syrjala@linux.intel.com
Subject: [Intel-gfx] [PATCH 09/17] drm/i915/dg2: add TRANS_DP2_VFREQHIGH and TRANS_DP2_VFREQLOW
Date: Wed, 18 Aug 2021 21:10:44 +0300 [thread overview]
Message-ID: <9bb56462918a11c9c0348f637255d8db2489b69a.1629310010.git.jani.nikula@intel.com> (raw)
In-Reply-To: <cover.1629310010.git.jani.nikula@intel.com>
Add the registers for specifying the lower and higher 24 bits of the DP
2.0 pixel clock frequency in Hz.
Bspec: 53326
Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
drivers/gpu/drm/i915/i915_reg.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 18083ae8a877..f377044fb9ac 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -9108,6 +9108,20 @@ enum {
#define TRANS_DP2_PANEL_REPLAY_ENABLE REG_BIT(30)
#define TRANS_DP2_DEBUG_ENABLE REG_BIT(23)
+#define _TRANS_DP2_VFREQHIGH_A 0x600a4
+#define _TRANS_DP2_VFREQHIGH_B 0x610a4
+#define _TRANS_DP2_VFREQHIGH_C 0x620a4
+#define _TRANS_DP2_VFREQHIGH_D 0x630a4
+#define TRANS_DP2_VFREQHIGH(trans) _MMIO_TRANS(trans, _TRANS_DP2_VFREQHIGH_A, _TRANS_DP2_VFREQHIGH_B)
+#define TRANS_DP2_VFREQ_PIXEL_CLOCK_MASK REG_GENMASK(31, 8)
+#define TRANS_DP2_VFREQ_PIXEL_CLOCK(clk_hz) REG_FIELD_PREP(TRANS_DP2_VFREQ_PIXEL_CLOCK_MASK, (clk_hz))
+
+#define _TRANS_DP2_VFREQLOW_A 0x600a8
+#define _TRANS_DP2_VFREQLOW_B 0x610a8
+#define _TRANS_DP2_VFREQLOW_C 0x620a8
+#define _TRANS_DP2_VFREQLOW_D 0x630a8
+#define TRANS_DP2_VFREQLOW(trans) _MMIO_TRANS(trans, _TRANS_DP2_VFREQLOW_A, _TRANS_DP2_VFREQLOW_B)
+
/* SNB eDP training params */
/* SNB A-stepping */
#define EDP_LINK_TRAIN_400MV_0DB_SNB_A (0x38 << 22)
--
2.20.1
next prev parent reply other threads:[~2021-08-18 18:12 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-18 18:10 [Intel-gfx] [PATCH 00/17] drm/i915/dp: dp 2.0 enabling prep work Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 01/17] drm/dp: add DP 2.0 UHBR link rate and bw code conversions Jani Nikula
2021-08-18 18:10 ` Jani Nikula
2021-08-19 16:51 ` Ville Syrjälä
2021-08-19 16:51 ` [Intel-gfx] " Ville Syrjälä
2021-08-18 18:10 ` [Intel-gfx] [PATCH 02/17] drm/dp: use more of the extended receiver cap Jani Nikula
2021-08-18 18:10 ` Jani Nikula
2021-08-18 18:10 ` [PATCH 03/17] drm/dp: add LTTPR DP 2.0 DPCD addresses Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] " Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 04/17] drm/dp: add helper for extracting adjust 128b/132b TX FFE preset Jani Nikula
2021-08-18 18:10 ` Jani Nikula
2021-08-19 17:30 ` Ville Syrjälä
2021-08-19 17:30 ` [Intel-gfx] " Ville Syrjälä
2021-08-18 18:10 ` [Intel-gfx] [PATCH 05/17] drm/i915/dp: use actual link rate values in struct link_config_limits Jani Nikula
2021-08-19 17:34 ` Ville Syrjälä
2021-08-18 18:10 ` [Intel-gfx] [PATCH 06/17] drm/i915/dp: read sink UHBR rates Jani Nikula
2021-08-19 17:45 ` Ville Syrjälä
2021-08-18 18:10 ` [Intel-gfx] [PATCH 07/17] drm/i915/dg2: add TRANS_DP2_CTL register definition Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 08/17] drm/i915/dg2: add DG2+ TRANS_DDI_FUNC_CTL DP 2.0 128b/132b mode Jani Nikula
2021-08-18 18:10 ` Jani Nikula [this message]
2021-08-18 18:10 ` [Intel-gfx] [PATCH 10/17] drm/i915/dg2: add DG2 UHBR source rates Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 11/17] drm/i915/dp: add max data rate calculation for UHBR rates Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 12/17] drm/i915/dp: use 128b/132b TPS2 for UHBR+ link rates Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 13/17] drm/i915/dp: select 128b/132b channel encoding for UHBR rates Jani Nikula
2021-08-19 17:49 ` Ville Syrjälä
2021-08-20 6:36 ` Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 14/17] drm/i915/dg2: configure TRANS_DP2_CTL for DP 2.0 Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 15/17] drm/i915/dg2: use 128b/132b transcoder DDI mode Jani Nikula
2021-08-19 17:54 ` Ville Syrjälä
2021-08-18 18:10 ` [Intel-gfx] [PATCH 16/17] drm/i915/dg2: configure TRANS_DP2_VFREQ{HIGH, LOW} for 128b/132b Jani Nikula
2021-08-18 18:10 ` [Intel-gfx] [PATCH 17/17] drm/i915/dg2: update link training " Jani Nikula
2021-08-18 20:19 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/dp: dp 2.0 enabling prep work Patchwork
2021-08-18 20:21 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2021-08-18 20:49 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
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