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 B882528506B; Wed, 7 Jan 2026 08:29:57 +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=1767774597; cv=none; b=gw2hoGD0l09iJT/uzas3xHlOSO7dWKIMn4q/lQWaHS6cKnkyHp4nphFbcnr6eJjXBzxofKh/0o1DYJX7iUGq8XQaee0EwTybgSzvzKVhaYBLWcq8EfPhcq+NYCwFZQamalATPUfyzFe8gOlbXnPr/FHRPk5g+D28CKFF5Uf/y8w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767774597; c=relaxed/simple; bh=JhbaVv1PdLdceMg/5l3s3xkAwxQ3DqsArTD5uFDz5Zw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=j4/xTPczb9bPmqzdRjz7Az25u2uEhJEGh+ruzvgQ3/8hAYs+I4eZtisKjHrmLlJA+qdgpdHttV+X1ryTkME6XwEZqNx/3M8/QlGUDEiXYt+YY9HGO7QqkQItHgLPjCJbl7TIYZV2+9Hg4PS9+W6IMNKz08B9TzycruvqnCiFoME= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hPH41ztZ; 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="hPH41ztZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 07FEDC4CEF7; Wed, 7 Jan 2026 08:29:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767774597; bh=JhbaVv1PdLdceMg/5l3s3xkAwxQ3DqsArTD5uFDz5Zw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=hPH41ztZ6KrETrjSif7OcedDsaM0tXMLZA+B/HITPU9EZYBHX11DUnApCg7dapckJ 8Qqgz5YrUmh1KwiB0cX55QDGH8uPjIJkmio3oBYyFZ8m7Kgfyl3Zo01WDpwtiFVwqB g1cNOfFBDdKO9MvU4Hsp2F6duQlz8aKJOt2VgTgj3NCV/7Ax0MgmlrgNBZVidwbnOr SoTS6/Xu1Pkravnms2qxmOm1/L8uhmmkv8dv1Vmojj4KaJVgpvEohlXNOHR+zPU6e/ WPqCgmxl3Zcpx5EUTTfeIlrQIfSiATIqHl4GJ0gJtjntnB2yFQ2N50Kl10yAeUaLMf 7vOmO54pyqQBQ== From: Lorenzo Bianconi Date: Wed, 07 Jan 2026 09:29:35 +0100 Subject: [PATCH net-next v2 2/2] net: airoha: npu: Init BA memory region if provided via DTS Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260107-airoha-ba-memory-region-v2-2-d8195fc66731@kernel.org> References: <20260107-airoha-ba-memory-region-v2-0-d8195fc66731@kernel.org> In-Reply-To: <20260107-airoha-ba-memory-region-v2-0-d8195fc66731@kernel.org> To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lorenzo Bianconi Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org X-Mailer: b4 0.14.2 Initialize NPU Block Ack memory region if reserved via DTS. Block Ack memory region is used by NPU MT7996 (Eagle) offloading. Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/airoha/airoha_npu.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/ethernet/airoha/airoha_npu.c b/drivers/net/ethernet/airoha/airoha_npu.c index 22f72c146065998d5450477f664ed308b1569aa3..a56b3780bb627cc393b94210b6b5c72cc95baea3 100644 --- a/drivers/net/ethernet/airoha/airoha_npu.c +++ b/drivers/net/ethernet/airoha/airoha_npu.c @@ -519,6 +519,14 @@ static int airoha_npu_wlan_init_memory(struct airoha_npu *npu) if (err) return err; + if (of_property_match_string(npu->dev->of_node, "memory-region-names", + "ba") >= 0) { + cmd = WLAN_FUNC_SET_WAIT_DRAM_BA_NODE_ADDR; + err = airoha_npu_wlan_set_reserved_memory(npu, 0, "ba", cmd); + if (err) + return err; + } + cmd = WLAN_FUNC_SET_WAIT_IS_FORCE_TO_CPU; return airoha_npu_wlan_msg_send(npu, 0, cmd, &val, sizeof(val), GFP_KERNEL); -- 2.52.0