From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9E33CFF8860 for ; Mon, 27 Apr 2026 05:32:38 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 08D5B10E1E5; Mon, 27 Apr 2026 05:32:38 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=imgtec.com header.i=@imgtec.com header.b="KIi1A8wP"; dkim-atps=neutral Received: from mx07-00376f01.pphosted.com (mx07-00376f01.pphosted.com [185.132.180.163]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7999A10E106 for ; Mon, 27 Apr 2026 05:32:33 +0000 (UTC) Received: from pps.filterd (m0168889.ppops.net [127.0.0.1]) by mx07-00376f01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 63R5OscS2553704; Mon, 27 Apr 2026 06:32:18 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=imgtec.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=dk201812; bh=t eWbYt27UK0lKHeLTFudsB6UkF6HLKwb8Wt3of3Dmps=; b=KIi1A8wP/UAhEVzqa clVt55gGDrQ2/V0j5yWbw4QGu6x6FFqex1lG3JKyhq068FfDeFf5n7JwZdbKeE4h lmGYuKp4eGNr4bqhTm4c4V2L0r6wTOqw31V7EQWJ5/jl62UG9Q6v8wqCMTpsGyvb 2gBICo7/YSCzVQywHE5Gkr/A/TZD1xJFp7LX2ha0W1sEQBIbQvbNXqnLh6OrhJYQ 5sm20v2HwyIae/06+Rmxto2xnIbDvUa3S+TRY5MQmUwvwpW2WxmlNe8zbPykUVvv AO+iqUQRWAhql7cheSbTt1oi2mA7EBOSXGBKL7vT+aCWJ5zZRvaom3/ZEPHVAW1m MsYLA== Received: from hhmail01.hh.imgtec.org (83-244-153-141.cust-83.exponential-e.net [83.244.153.141]) by mx07-00376f01.pphosted.com (PPS) with ESMTPS id 4drnpxhdj1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Apr 2026 06:32:17 +0100 (BST) Received: from [127.0.1.1] (172.25.128.214) by HHMAIL01.hh.imgtec.org (10.100.10.19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.37; Mon, 27 Apr 2026 06:32:15 +0100 From: Brajesh Gupta Date: Mon, 27 Apr 2026 11:01:38 +0530 Subject: [PATCH v3 2/2] drm/imagination: Restrict init_fw_trace_mask module param to read only MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260427-ftrace_fix-v3-2-e081530759a8@imgtec.com> References: <20260427-ftrace_fix-v3-0-e081530759a8@imgtec.com> In-Reply-To: <20260427-ftrace_fix-v3-0-e081530759a8@imgtec.com> To: Frank Binns , Matt Coster , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Alessio Belle , Alexandru Dadu CC: , , "Brajesh Gupta" X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1777267929; l=1053; i=brajesh.gupta@imgtec.com; s=20260417; h=from:subject:message-id; bh=4gehzTP3WYAnCEPh4ybTBACpCA+VsCeH2Ez4viuuwSk=; b=EO6A4Wh6YHkMp10pC/0XoICFSBDwRA4jPIHBj/98qItXiQCtsQlCi7rv3+0fTQJTc51eKRnAa yBf+z1ir8ltDFpOALRKx12Fr6Xa7ULsE0XoRa/u5lUX0TzbewQZezpw X-Developer-Key: i=brajesh.gupta@imgtec.com; a=ed25519; pk=vDcrSP6vOpWKs914T986xUbB/vY0/cU7mRRb16MRkcg= X-Originating-IP: [172.25.128.214] X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDI3MDA1NiBTYWx0ZWRfX5CRP/Jt7/sWX JbTap8Zmh8Bfh+7EhrpUWJIrJa0+bWlliB6k06vzKyf+1R4PiiBMt78L5ZuPbuD93hW05Xmm8cs aGBFl5Q4mcufEtQiXOJnjPLHEhmqDAbmc164/f5Ale2vr+YkRD0CJgyPq8NFeLLVO9B/evSG4pX +gzUPlkW+7aWSXDzatOd9VynROzAJzo80bO/b6aB0dt5TIq2ioWfqkl3pMYnr34fzj94bfaxDs5 m5skZHGcGyI71vj2OUYOrr4dKUq9nUqftjFZHLOA75hLaGcEeCVj1uijqi5ZAynJPgGqoVO6cWh q8r5YstE9POEdFX1aynsYI97HLRiGD4v+cQ6rmBVSiEadDXH5vSeBFeQA3ZCa7lNjeWa/WITShg tY3zNRc6+ej6atML8XXYQ/29UQhsSp2KWbKXa0AVAcx5aCzccsMYrRwvGxKAd9EEx07YKHW3zqB +v9K01t34ohOWt3LT6Q== X-Authority-Analysis: v=2.4 cv=G9gs1dk5 c=1 sm=1 tr=0 ts=69eef4e1 cx=c_pps a=AKOq//PuzOIrVTIF9yBwbA==:117 a=AKOq//PuzOIrVTIF9yBwbA==:17 a=aRQ8HefCnzIA:10 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=kQ-hrUj2-E3RCbRHssb7:22 a=7RYWX5rxfSByPNLylY2M:22 a=r_1tXGB3AAAA:8 a=fKFdgPUslCYRdS_w59YA:9 a=QEXdDO2ut3YA:10 a=t8nPyN_e6usw4ciXM-Pk:22 X-Proofpoint-GUID: szj2BU4r8uyBj253sKlmu3rWJFmPHrma X-Proofpoint-ORIG-GUID: szj2BU4r8uyBj253sKlmu3rWJFmPHrma X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Param used for setting FW trace mask at module load time. Other debugfs entry exist to allow update at run time. Signed-off-by: Brajesh Gupta --- drivers/gpu/drm/imagination/pvr_fw_trace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/imagination/pvr_fw_trace.c b/drivers/gpu/drm/imagination/pvr_fw_trace.c index 6193811ef7be..6bb5baa6c41b 100644 --- a/drivers/gpu/drm/imagination/pvr_fw_trace.c +++ b/drivers/gpu/drm/imagination/pvr_fw_trace.c @@ -77,7 +77,7 @@ const struct kernel_param_ops pvr_fw_trace_init_mask_ops = { }; param_check_hexint(init_fw_trace_mask, &pvr_fw_trace_init_mask); -module_param_cb(init_fw_trace_mask, &pvr_fw_trace_init_mask_ops, &pvr_fw_trace_init_mask, 0600); +module_param_cb(init_fw_trace_mask, &pvr_fw_trace_init_mask_ops, &pvr_fw_trace_init_mask, 0400); __MODULE_PARM_TYPE(init_fw_trace_mask, "hexint"); MODULE_PARM_DESC(init_fw_trace_mask, "Enable FW trace for the specified groups at device init time"); -- 2.43.0