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authorDave Airlie <airlied@redhat.com>2025-09-02 09:35:11 +1000
committerDave Airlie <airlied@redhat.com>2025-09-02 09:35:54 +1000
commit14579a6f18506fbb3613d509b8291e3d13c13952 (patch)
treef9eb0cab7854e9015f96a79f2a0f12ed75965894 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
parentddcc2bb28878b5e7f7aeeb2b510629960b6714a5 (diff)
parent585b2f685c56c5095cc22c7202bf74d8e9a73cdd (diff)
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Merge tag 'amd-drm-next-6.18-2025-08-29' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-6.18-2025-08-29: amdgpu: - Replay fixes - RAS updates - VCN SRAM load fixes - EDID read fixes - eDP ALPM support - AUX fixes - Documenation updates - Rework how PTE flags are generated - DCE6 fixes - VCN devcoredump cleanup - MMHUB client id fixes - SR-IOV fixes - VRR fixes - VCN 5.0.1 RAS support - Backlight fixes - UserQ fixes - Misc code cleanups - SMU 13.0.12 updates - Expanded PCIe DPC support - Expanded VCN reset support - SMU 13.0.x Updates - VPE per queue reset support - Cusor rotation fix - DSC fixes - GC 12 MES TLB invalidation update - Cursor fixes - Non-DC TMDS clock validation fix amdkfd: - debugfs fixes - Misc code cleanups - Page migration fixes - Partition fixes - SVM fixes radeon: - Misc code cleanups Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://lore.kernel.org/r/20250829190848.1921648-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c35
1 files changed, 34 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
index b726bcd18e29..f263e1a4537e 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: MIT
/*
* Copyright 2018 Advanced Micro Devices, Inc.
*
@@ -3106,6 +3107,35 @@ static int replay_get_state(void *data, u64 *val)
}
/*
+ * Start / Stop capture Replay residency
+ */
+static int replay_set_residency(void *data, u64 val)
+{
+ struct amdgpu_dm_connector *connector = data;
+ struct dc_link *link = connector->dc_link;
+ bool is_start = (val != 0);
+ u32 residency = 0;
+
+ link->dc->link_srv->edp_replay_residency(link, &residency, is_start, PR_RESIDENCY_MODE_PHY);
+ return 0;
+}
+
+/*
+ * Read Replay residency
+ */
+static int replay_get_residency(void *data, u64 *val)
+{
+ struct amdgpu_dm_connector *connector = data;
+ struct dc_link *link = connector->dc_link;
+ u32 residency = 0;
+
+ link->dc->link_srv->edp_replay_residency(link, &residency, false, PR_RESIDENCY_MODE_PHY);
+ *val = (u64)residency;
+
+ return 0;
+}
+
+/*
* Read PSR state
*/
static int psr_get(void *data, u64 *val)
@@ -3324,7 +3354,8 @@ DEFINE_DEBUGFS_ATTRIBUTE(dmcub_trace_event_state_fops, dmcub_trace_event_state_g
dmcub_trace_event_state_set, "%llu\n");
DEFINE_DEBUGFS_ATTRIBUTE(replay_state_fops, replay_get_state, NULL, "%llu\n");
-
+DEFINE_DEBUGFS_ATTRIBUTE(replay_residency_fops, replay_get_residency, replay_set_residency,
+ "%llu\n");
DEFINE_DEBUGFS_ATTRIBUTE(psr_fops, psr_get, NULL, "%llu\n");
DEFINE_DEBUGFS_ATTRIBUTE(psr_residency_fops, psr_read_residency, NULL,
"%llu\n");
@@ -3502,6 +3533,8 @@ void connector_debugfs_init(struct amdgpu_dm_connector *connector)
debugfs_create_file("replay_capability", 0444, dir, connector,
&replay_capability_fops);
debugfs_create_file("replay_state", 0444, dir, connector, &replay_state_fops);
+ debugfs_create_file_unsafe("replay_residency", 0444, dir,
+ connector, &replay_residency_fops);
debugfs_create_file_unsafe("psr_capability", 0444, dir, connector, &psr_capability_fops);
debugfs_create_file_unsafe("psr_state", 0444, dir, connector, &psr_fops);
debugfs_create_file_unsafe("psr_residency", 0444, dir,