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[2001:14ba:a073:af00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-59b65d6988asm1436884e87.80.2026.01.07.10.15.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jan 2026 10:15:19 -0800 (PST) From: Dmitry Baryshkov Date: Wed, 07 Jan 2026 20:15:07 +0200 Subject: [PATCH v4 10/10] drm/debug: don't register files for unsupported HDMI InfoFrames Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20260107-limit-infoframes-2-v4-10-213d0d3bd490@oss.qualcomm.com> References: <20260107-limit-infoframes-2-v4-0-213d0d3bd490@oss.qualcomm.com> In-Reply-To: <20260107-limit-infoframes-2-v4-0-213d0d3bd490@oss.qualcomm.com> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Dave Stevenson , =?utf-8?q?Ma=C3=ADra_Canal?= , Raspberry Pi Kernel Maintenance , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Liu Ying , Chun-Kuang Hu , Philipp Zabel , Matthias Brugger , AngeloGioacchino Del Regno , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-rockchip@lists.infradead.org X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1290; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=Fqja7nqMdmSMtGtKfnnZaHovKcc+8jCwgpdYFW7dJBE=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBpXqKldBKXXeIUEl9VKknThFajiJ4bv/Z+Y6zlU AwqJpH32O6JATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCaV6ipQAKCRCLPIo+Aiko 1SajB/4k5q4SEw24CrrWC3HEsLlY/uKXgpKUIWzeXnMMyXHDWo7v5tevjX/ai/KZzmbo1NC5fGU jhVIocLd7kwuiCUjpW/yVaQGBTAKyovOJsTbYp+V9wBPDqh8cp3VXyONhN+s/zhRGG9gAF2YEzG cgchTc/+0JVBdAMG16Sxc4mMOkZGU+Lxks7qJlyhN6XsUcj8iRQG+d9hUkNlBAgdTcMJpMEn0kd dkJOKbe+FFOrO2OOH4BNawMbMIU0982lxSIPgb5Q/RKX8LhTdWcg7s3XNn8GfdQLMft8fGlKdXt B1XWOTyoPib7k0/IiAyVFTJ9DpbDTMyzhznF9TrmGgOPszSr X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTA3MDE0NCBTYWx0ZWRfX4m1ke8tL9uHZ L19aCKzaleRh+emkd5JDXrMb8Yfy+Wxb92/YdjP+rtKzoWsIRLxY+0dXF3FFL+AKuf+2PxabkNO dL+Vbx35TdsFpZHM79lBoMCGZyErTso9GgmAqFvH6zp2u0i137RoulbdR85Jq1RrT0PVttu6YW9 McCrfSQdTiQ/tcBuLLCJOlnMZCVO7RJFOuQgeH6UMtBR5I8DDrfQxpzr6RYmncPwEjufC2OGTpM ktVQQEKU0AXkM+OPlBzd6CMpSQ9W0lnSl1Gj+BVg9fRWAk2yU+GWtv2KgmLr7RpHeo1Kz9LYeWn O1zcf2j+jjRpVHykpBMdwa8ktr0AYM1sL2cGcQmpTbZkk4LotsFofLLYqF4V5CU46zZy28uuKoD 5OVlWKRMwPdS/GAG/cF7Z/OHrg6PG5pOLj/nNGLG2YRb/UTqsNPWrYDaCFV6NA668F7WDsAsbTH x3oTjomq4aq3Fw2eJDA== X-Proofpoint-GUID: WnkHisj2JRXYQ-ohh0RG4WEAET4XcYYJ X-Authority-Analysis: v=2.4 cv=eIkeTXp1 c=1 sm=1 tr=0 ts=695ea2bc cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=tIAOKlZC_mo2NaXw_9IA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-ORIG-GUID: WnkHisj2JRXYQ-ohh0RG4WEAET4XcYYJ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-07_03,2026-01-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 clxscore=1015 malwarescore=0 suspectscore=0 phishscore=0 impostorscore=0 lowpriorityscore=0 bulkscore=0 adultscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601070144 Status: O Having debugfs files for the InfoFrames that are not supported by the driver is confusing, stop registering those in the debugfs. Acked-by: Maxime Ripard Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/drm_debugfs.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index 365cf337529f..ae1c6126c2c5 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -672,6 +672,10 @@ static int create_hdmi_audio_infoframe_file(struct drm_connector *connector, { struct dentry *file; + if (!connector->hdmi.funcs || + !connector->hdmi.funcs->audio.write_infoframe) + return 0; + file = debugfs_create_file("audio", 0400, parent, connector, &audio_infoframe_fops); if (IS_ERR(file)) return PTR_ERR(file); @@ -726,6 +730,9 @@ static int create_hdmi_## _f ## _infoframe_file(struct drm_connector *connector, { \ struct dentry *file; \ \ + if (!connector->hdmi.funcs || \ + !connector->hdmi.funcs->_f.write_infoframe) \ + return 0; \ file = debugfs_create_file(#_f, 0400, parent, connector, &_f ## _infoframe_fops); \ if (IS_ERR(file)) \ return PTR_ERR(file); \