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From: Ville Syrjala <ville.syrjala@linux.intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Subject: [PATCH 1/9] drm/dp: Add definitions for POST_LT_ADJ training sequence
Date: Mon, 24 Feb 2025 19:26:37 +0200	[thread overview]
Message-ID: <20250224172645.15763-2-ville.syrjala@linux.intel.com> (raw)
In-Reply-To: <20250224172645.15763-1-ville.syrjala@linux.intel.com>

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Add the bit definitions needed for POST_LT_ADJ sequence.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 include/drm/display/drm_dp.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
index c413ef68f9a3..260948a8f550 100644
--- a/include/drm/display/drm_dp.h
+++ b/include/drm/display/drm_dp.h
@@ -115,6 +115,7 @@
 
 #define DP_MAX_LANE_COUNT                   0x002
 # define DP_MAX_LANE_COUNT_MASK		    0x1f
+# define DP_POST_LT_ADJ_REQ_SUPPORTED	    (1 << 5) /* 1.3 */
 # define DP_TPS3_SUPPORTED		    (1 << 6) /* 1.2 */
 # define DP_ENHANCED_FRAME_CAP		    (1 << 7)
 
@@ -571,6 +572,7 @@
 
 #define DP_LANE_COUNT_SET	            0x101
 # define DP_LANE_COUNT_MASK		    0x0f
+# define DP_POST_LT_ADJ_REQ_GRANTED         (1 << 5) /* 1.3 */
 # define DP_LANE_COUNT_ENHANCED_FRAME_EN    (1 << 7)
 
 #define DP_TRAINING_PATTERN_SET	            0x102
@@ -791,6 +793,7 @@
 #define  DP_128B132B_DPRX_EQ_INTERLANE_ALIGN_DONE       (1 << 2) /* 2.0 E11 */
 #define  DP_128B132B_DPRX_CDS_INTERLANE_ALIGN_DONE      (1 << 3) /* 2.0 E11 */
 #define  DP_128B132B_LT_FAILED                          (1 << 4) /* 2.0 E11 */
+#define  DP_POST_LT_ADJ_REQ_IN_PROGRESS                 (1 << 5) /* 1.3 */
 #define  DP_DOWNSTREAM_PORT_STATUS_CHANGED              (1 << 6)
 #define  DP_LINK_STATUS_UPDATED                         (1 << 7)
 
-- 
2.45.3


  reply	other threads:[~2025-02-24 17:26 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-24 17:26 [PATCH 0/9] drm/i915/dp: Implement POST_LT_ADJ_REQ Ville Syrjala
2025-02-24 17:26 ` Ville Syrjala [this message]
2025-02-25 15:55   ` [PATCH 1/9] drm/dp: Add definitions for POST_LT_ADJ training sequence Jani Nikula
2025-02-27 20:42   ` [PATCH v2 " Ville Syrjala
2025-06-16 16:28     ` Imre Deak
2025-02-24 17:26 ` [PATCH 2/9] drm/dp: Add POST_LT_ADJ_REQ helpers Ville Syrjala
2025-02-24 17:26 ` [PATCH 3/9] drm/i915/dp: Clear DPCD training pattern before transmitting the idle pattern Ville Syrjala
2025-02-24 17:26 ` [PATCH 4/9] drm/i915/dp: Have intel_dp_get_adjust_train() tell us if anything changed Ville Syrjala
2025-02-24 17:26 ` [PATCH 5/9] drm/i915/dp: Implement the POST_LT_ADJ_REQ sequence Ville Syrjala
2025-06-16 16:30   ` Imre Deak
2025-02-24 17:26 ` [PATCH 6/9] drm/i915/dp: Move intel_dp_training_pattern() Ville Syrjala
2025-02-24 17:26 ` [PATCH 7/9] drm/i915/dp: Implement .set_idle_link_train() for everyone Ville Syrjala
2025-06-16 16:31   ` Imre Deak
2025-02-24 17:26 ` [PATCH 8/9] drm/i915/dp: Make .set_idle_link_train() mandatory Ville Syrjala
2025-02-24 17:26 ` [PATCH 9/9] hax: drm/i915: Disable TPS4 support to force POST_LT_ADJ_REQ usage Ville Syrjala
2025-02-25  1:06 ` ✓ CI.Patch_applied: success for drm/i915/dp: Implement POST_LT_ADJ_REQ Patchwork
2025-02-25  1:06 ` ✗ CI.checkpatch: warning " Patchwork
2025-02-25  1:07 ` ✓ CI.KUnit: success " Patchwork
2025-02-25  1:24 ` ✓ CI.Build: " Patchwork
2025-02-25  1:26 ` ✓ CI.Hooks: " Patchwork
2025-02-25  1:28 ` ✗ CI.checksparse: warning " Patchwork
2025-02-25  1:46 ` ✓ Xe.CI.BAT: success " Patchwork
2025-02-25  4:34 ` ✗ Xe.CI.Full: failure " Patchwork
2025-02-27 22:35 ` ✓ CI.Patch_applied: success for drm/i915/dp: Implement POST_LT_ADJ_REQ (rev2) Patchwork
2025-02-27 22:35 ` ✗ CI.checkpatch: warning " Patchwork
2025-02-27 22:37 ` ✓ CI.KUnit: success " Patchwork
2025-02-27 22:53 ` ✓ CI.Build: " Patchwork
2025-02-27 22:56 ` ✓ CI.Hooks: " Patchwork
2025-02-27 22:57 ` ✗ CI.checksparse: warning " Patchwork
2025-02-27 23:15 ` ✓ Xe.CI.BAT: success " Patchwork
2025-02-28  3:23 ` ✗ Xe.CI.Full: failure " Patchwork
2025-06-16 16:25 ` [PATCH 0/9] drm/i915/dp: Implement POST_LT_ADJ_REQ Imre Deak

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