From: "Jouni Högander" <jouni.hogander@intel.com>
To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org
Cc: "Jouni Högander" <jouni.hogander@intel.com>,
dri-devel@lists.freedesktop.org
Subject: [PATCH 1/2] drm/dp: Add definition for Panel Replay full-line granularity
Date: Wed, 25 Feb 2026 09:42:20 +0200 [thread overview]
Message-ID: <20260225074221.1744330-1-jouni.hogander@intel.com> (raw)
DP specification is saying value 0xff 0xff in PANEL REPLAY SELECTIVE UPDATE
X GRANULARITY CAPABILITY registers (0xb2 and 0xb3) means full-line
granularity. Add definition for this.
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
---
include/drm/display/drm_dp.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
index e4eebabab975..8b15d3eeb716 100644
--- a/include/drm/display/drm_dp.h
+++ b/include/drm/display/drm_dp.h
@@ -571,6 +571,8 @@
# define DP_PANEL_REPLAY_LINK_OFF_SUPPORTED_IN_PR_AFTER_ADAPTIVE_SYNC_SDP (1 << 7)
#define DP_PANEL_REPLAY_CAP_X_GRANULARITY 0xb2
+# define DP_PANEL_REPLAY_FULL_LINE_GRANULARITY 0xffff
+
#define DP_PANEL_REPLAY_CAP_Y_GRANULARITY 0xb4
/* Link Configuration */
--
2.43.0
next reply other threads:[~2026-02-25 7:42 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-25 7:42 Jouni Högander [this message]
2026-02-25 7:42 ` [PATCH 2/2] drm/i915/psr: Fix for Panel Replay X granularity DPCD register handling Jouni Högander
2026-02-26 21:04 ` Shankar, Uma
2026-02-25 7:49 ` ✓ CI.KUnit: success for series starting with [1/2] drm/dp: Add definition for Panel Replay full-line granularity Patchwork
2026-02-25 8:21 ` ✓ Xe.CI.BAT: " Patchwork
2026-02-25 12:13 ` ✓ Xe.CI.FULL: " Patchwork
2026-02-26 21:02 ` [PATCH 1/2] " Shankar, Uma
2026-02-27 5:49 ` Hogander, Jouni
2026-03-04 8:29 ` Maarten Lankhorst
2026-03-04 10:26 ` Hogander, Jouni
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