From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 12B4B14A60F; Mon, 3 Nov 2025 10:03:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762164198; cv=none; b=M4Kjv7ESpTdLgcYFd8DFGCnjZu3ykgDbrrRTxAsMJqj13jP0zffAbKQxYkf9nlAwGlOaPSZNpnHPBV/s4qAIsU78MQao3FBoLPn0YvrDD4TBTNzsuo4zoJT9GNE/k69j8g2wnDVzKaehWEMEue+HbNo8khzgjx4KYYcWuvFTPJI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762164198; c=relaxed/simple; bh=UzkBsO1Y6JmHR8J5My8to9G4+ZIVEdHd2vQql21wdVk=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Hy2QKiOJvqQYKjJJdDyMeJKfXIBenKfzlhLvFxsJ6v56UNofY+uIYNKQyh9C+TLlrlHFOM+beagvYOKOuq3zk0Lvn7GtTfasSgmoRApDZsTrriL+XrYpyPpzcY+LZIPTnIX3G9ABT+qR7eSwElbGjZEi2EHvHqp2G0Y7KXqTJlY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cpgeSmLe; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cpgeSmLe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 55196C4CEE7; Mon, 3 Nov 2025 10:03:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762164197; bh=UzkBsO1Y6JmHR8J5My8to9G4+ZIVEdHd2vQql21wdVk=; h=From:To:Cc:Subject:Date:From; b=cpgeSmLeZHC+zNiAXJ8U0rOWzm61pxEuHfCI32kk2JeXeyEj7zYjfTjZ74onOjl8X Ti2iDDvNtYt+60iepio3yw45FgtHh7QHDayZgFlaftZYEThn2fak9xSayhPbibYI8Q SRArtPSpZT7ekrLucz6vKm/jqEnJWPNaWwJUhh1tYlpS4keYTYZ1y84RvKv0qLWZLb shBZ34ihFlmGbC2XBWheSMrABJrZ5SjoLq8YpepERKvYQqORmmDsddEgDdVibgVtWf HdGp+AOwLM8xE4HOoa6rhGi1UT9fKxPdU/zs9k8a0DbBGr1UCuwDsA0FR3Ak8PH1vi H/jJVUhqS5HRA== From: Hans de Goede To: Arend van Spriel Cc: Hans de Goede , linux-wireless@vger.kernel.org, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com Subject: [PATCH v2] wifi: brcmfmac: Add DMI nvram filename quirk for Acer A1 840 tablet Date: Mon, 3 Nov 2025 11:03:14 +0100 Message-ID: <20251103100314.353826-1-hansg@kernel.org> X-Mailer: git-send-email 2.51.1 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The Acer A1 840 tablet contains quite generic names in the sys_vendor and product_name DMI strings, without this patch brcmfmac will try to load: brcmfmac43340-sdio.Insyde-BayTrail.txt as nvram file which is a bit too generic. Add a DMI quirk so that a unique and clearly identifiable nvram file name is used on the Acer A1 840 tablet. Acked-by: Arend van Spriel Signed-off-by: Hans de Goede --- Changes in v2: - Add wifi: prefix to subject - Add Arend's Acked-by --- .../net/wireless/broadcom/brcm80211/brcmfmac/dmi.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c index c3a602197662..abe7f6501e5e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c @@ -24,6 +24,10 @@ static const struct brcmf_dmi_data acepc_t8_data = { BRCM_CC_4345_CHIP_ID, 6, "acepc-t8" }; +static const struct brcmf_dmi_data acer_a1_840_data = { + BRCM_CC_43340_CHIP_ID, 2, "acer-a1-840" +}; + /* The Chuwi Hi8 Pro uses the same Ampak AP6212 module as the Chuwi Vi8 Plus * and the nvram for the Vi8 Plus is already in linux-firmware, so use that. */ @@ -91,6 +95,16 @@ static const struct dmi_system_id dmi_platform_data[] = { }, .driver_data = (void *)&acepc_t8_data, }, + { + /* Acer Iconia One 8 A1-840 (non FHD version) */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), + DMI_MATCH(DMI_PRODUCT_NAME, "BayTrail"), + /* Above strings are too generic also match BIOS date */ + DMI_MATCH(DMI_BIOS_DATE, "04/01/2014"), + }, + .driver_data = (void *)&acer_a1_840_data, + }, { /* Chuwi Hi8 Pro with D2D3_Hi8Pro.233 BIOS */ .matches = { -- 2.51.1