From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5A9DE3E16A8; Fri, 17 Jul 2026 08:54:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.61.82.184 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784278493; cv=none; b=oAhrzeEgKLXQJmyryBJZu4Z2+bIllt6NgPkd7SqTjyxfLB7nOFV9DGFQBs2c0UqyjdlFcez50j467yDgvn7g13tjZ/L5BBHvj41wGKVkbEpad4c+ko4lz9bu4UPoSpM2OZZxQhJsDLDa+zVtW71oKCO8PHErQVS6CXYzlexvcX0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784278493; c=relaxed/simple; bh=mX/m3cwPoe0XppSMy/oJ6lsSq/fUMaJk7F8Xn/XNGkw=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=e0lyAhzGgbOFreHFpJXygXsJ0Qab8S38brO+vHK9+Ig8MgHHX099N5VtB7S/bF2vlEFx1Uim2wJIyjKaE+qRzAGDHW00bsPLEhdgCnidEJ+Gxpa0HjM+9dnIP6FMTDXNwAz3W0kIRboBptHAbm7/yFvsU6g6al9PsoPAMdgWwxg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=g8cr8+K1; arc=none smtp.client-ip=210.61.82.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="g8cr8+K1" X-UUID: 0c66c49881bb11f18dc8c9802ae25ab1-20260717 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=qZvX+Jrk0JM9sPSncpL0G6WL8OflxweBDdq5w6TaXy8=; b=g8cr8+K1DNfYSGspehngzdikK7JSmsrV1pXYmnLaCIO7T3by8UMbdTqYFjRiD1CZzvmCxrJJwoMp2aTfKefYXNa9+CdyEfxvNiIYOY51xKFi5wREMWAutLQJk8im6lJ9oj+2MvR38okHWPkcBG/f8m1nM7SHnDUdKAEKeXZpKxY=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.18,REQID:d5f7637a-ad6f-47d4-903c-c92326c721c1,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:8a735a6,CLOUDID:c0c2965f-762a-4584-baab-4eebe609beea,B ulkID:nil,BulkQuantity:0,SF:81|82|102|836|865|888|898,TC:-5,Content:0|15|5 0|99|200|213,EDM:-3,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,COL: 0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 0c66c49881bb11f18dc8c9802ae25ab1-20260717 Received: from mtkmbs14n1.mediatek.inc [(172.21.101.75)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1196875615; Fri, 17 Jul 2026 16:39:39 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by MTKMBS09N1.mediatek.inc (172.21.101.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Fri, 17 Jul 2026 16:39:38 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Fri, 17 Jul 2026 16:39:38 +0800 From: Chris Lu To: Marcel Holtmann , Johan Hedberg , Luiz Von Dentz CC: Sean Wang , Will Lee , SS Wu , Steve Lee , Paul Menzel , linux-bluetooth , linux-kernel , linux-mediatek , Chris Lu Subject: [PATCH v16 4/7] Bluetooth: btmtksdio: Remove redundant firmware filename override Date: Fri, 17 Jul 2026 16:39:33 +0800 Message-ID: <20260717083936.2923891-5-chris.lu@mediatek.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20260717083936.2923891-1-chris.lu@mediatek.com> References: <20260717083936.2923891-1-chris.lu@mediatek.com> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain btmtksdio_setup() calls btmtk_fw_get_filename() to generate the correct firmware filename based on device ID and version, then immediately overwrites it with snprintf() using a generic legacy format. This redundant override causes newer chips (MT6639, MT7925, MT7928) to request incorrect firmware filenames, leading to firmware load failures. For example, MT6639 needs "mediatek/mt7927/BT_RAM_CODE_MT6639_2_1_hdr.bin" but snprintf() generates "mediatek/BT_RAM_CODE_MT6639_1_1_hdr.bin". Remove the redundant snprintf() override to use the correct filename generated by btmtk_fw_get_filename(), matching USB driver behavior. Fixes: 7f935b21bee4 ("Bluetooth: btmtk: apply the common btmtk_fw_get_filename") Signed-off-by: Chris Lu --- drivers/bluetooth/btmtksdio.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c index ea6fefffef0f..491a61b43b3d 100644 --- a/drivers/bluetooth/btmtksdio.c +++ b/drivers/bluetooth/btmtksdio.c @@ -1184,9 +1184,6 @@ static int btmtksdio_setup(struct hci_dev *hdev) btmtk_fw_get_filename(fwname, sizeof(fwname), dev_id, fw_version, 0); - snprintf(fwname, sizeof(fwname), - "mediatek/BT_RAM_CODE_MT%04x_1_%x_hdr.bin", - dev_id & 0xffff, (fw_version & 0xff) + 1); err = mt79xx_setup(hdev, fwname, dev_id); if (err < 0) return err; -- 2.45.2