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[46.26.28.133]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499c3566d4esm365415e9.8.2026.08.21.14.51.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Aug 2026 14:51:11 -0700 (PDT) From: =?UTF-8?q?Timur=20Krist=C3=B3f?= To: amd-gfx@lists.freedesktop.org, Alexander.Deucher@amd.com, Natalie Vock , Mario Limonciello , Tvrtko Ursulin , Melissa Wen , harry.wentland@amd.com, Leo Li , Ivan Lipski , Alex Hung Cc: =?UTF-8?q?Timur=20Krist=C3=B3f?= Subject: [PATCH 2/2] drm/amd/display: Log details when failing to register HPD IRQ Date: Fri, 21 Aug 2026 23:50:59 +0200 Message-ID: <20260821215059.312868-2-timur.kristof@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260821215059.312868-1-timur.kristof@gmail.com> References: <20260821215059.312868-1-timur.kristof@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" This should help diagnose HPD IRQ related issues in the future. Signed-off-by: Timur Kristóf --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c index 9be63996b062..d0239a3de2e1 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c @@ -1735,7 +1735,9 @@ int amdgpu_dm_register_hpd_handlers(struct amdgpu_device *adev) if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || int_params.irq_source < DC_IRQ_SOURCE_HPD1 || int_params.irq_source > DC_IRQ_SOURCE_HPD6) { - drm_err(adev_to_drm(adev), "Failed to register hpd irq!\n"); + drm_err(adev_to_drm(adev), + "Failed to register hpd irq %u for %s!\n", + int_params.irq_source, connector->name); return -EINVAL; } @@ -1753,7 +1755,9 @@ int amdgpu_dm_register_hpd_handlers(struct amdgpu_device *adev) if (int_params.irq_source == DC_IRQ_SOURCE_INVALID || int_params.irq_source < DC_IRQ_SOURCE_HPD1RX || int_params.irq_source > DC_IRQ_SOURCE_HPD6RX) { - drm_err(adev_to_drm(adev), "Failed to register hpd rx irq!\n"); + drm_err(adev_to_drm(adev), + "Failed to register hpd rx irq %u for %s!\n", + int_params.irq_source, connector->name); return -EINVAL; } -- 2.55.0