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From: Animesh Manna <animesh.manna@intel.com>
To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org
Cc: jouni.hogander@intel.com, jani.nikula@intel.com,
	jeevan.b@intel.com, Animesh Manna <animesh.manna@intel.com>
Subject: [PATCH v3 6/6] drm/i915/lobf: Add debug print for LOBF
Date: Mon,  6 Jan 2025 09:45:16 +0530	[thread overview]
Message-ID: <20250106041516.924101-7-animesh.manna@intel.com> (raw)
In-Reply-To: <20250106041516.924101-1-animesh.manna@intel.com>

Lobf is enabled part of ALPM configuration and if has_lobf
is set to true respective bit for LOBF will be set. Add debug
print while setting the bitfield of LOBF.

Signed-off-by: Animesh Manna <animesh.manna@intel.com>
---
 drivers/gpu/drm/i915/display/intel_alpm.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_alpm.c b/drivers/gpu/drm/i915/display/intel_alpm.c
index ab98b48ec47e..0ddb103ba43a 100644
--- a/drivers/gpu/drm/i915/display/intel_alpm.c
+++ b/drivers/gpu/drm/i915/display/intel_alpm.c
@@ -376,8 +376,10 @@ static void lnl_alpm_configure(struct intel_dp *intel_dp,
 			ALPM_CTL_EXTENDED_FAST_WAKE_TIME(intel_dp->alpm_parameters.fast_wake_lines);
 	}
 
-	if (crtc_state->has_lobf)
+	if (crtc_state->has_lobf) {
 		alpm_ctl |= ALPM_CTL_LOBF_ENABLE;
+		drm_dbg_kms(display->drm, "Link off between frames (LOBF) enabled\n");
+	}
 
 	alpm_ctl |= ALPM_CTL_ALPM_ENTRY_CHECK(intel_dp->alpm_parameters.check_entry_lines);
 
-- 
2.29.0


  parent reply	other threads:[~2025-01-06  4:36 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-06  4:15 [PATCH v3 0/6] LOBF enablement fix Animesh Manna
2025-01-06  4:15 ` [PATCH v3 1/6] drm/i915/lobf: Add lobf enablement in post plane update Animesh Manna
2025-01-06  4:15 ` [PATCH v3 2/6] drm/i915/lobf: Add fixed refresh rate check in compute_config() Animesh Manna
2025-01-06  4:15 ` [PATCH v3 3/6] drm/i915/lobf: Update lobf if any change in dependent parameters Animesh Manna
2025-01-08 12:56   ` Hogander, Jouni
2025-01-06  4:15 ` [PATCH v3 4/6] drm/i915/lobf: Add debug interface for lobf Animesh Manna
2025-01-08 13:01   ` Hogander, Jouni
2025-01-08 14:02     ` Jani Nikula
2025-01-06  4:15 ` [PATCH v3 5/6] drm/i915/lobf: Check for sink error and disable LOBF Animesh Manna
2025-01-08 14:07   ` Hogander, Jouni
2025-01-06  4:15 ` Animesh Manna [this message]
2025-01-06  5:32 ` ✓ CI.Patch_applied: success for LOBF enablement fix (rev2) Patchwork
2025-01-06  5:33 ` ✓ CI.checkpatch: " Patchwork
2025-01-06  5:34 ` ✓ CI.KUnit: " Patchwork
2025-01-06  5:52 ` ✓ CI.Build: " Patchwork
2025-01-06  5:54 ` ✓ CI.Hooks: " Patchwork
2025-01-06  5:56 ` ✗ CI.checksparse: warning " Patchwork
2025-01-06  6:23 ` ✓ Xe.CI.BAT: success " Patchwork
2025-01-06  9:27 ` ✗ Xe.CI.Full: failure " Patchwork

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