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 A9D382F28FB for ; Mon, 3 Nov 2025 10:28:22 +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=1762165702; cv=none; b=HG6R/hoWM9rHGy+DhUauM44cbytlEsKjUUaeluQ3cGhQsw3SNs5qdDUvaikFZ6J01ivjJvEfO0NyLljY017uioBkb1eW8AXfrH9myJgJbXnI9gOxMjBwvb2hglhvjVFunhRFWa2F/VU4/5UymgMs6kRsWY4gUsersF7VuAtjwgA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762165702; c=relaxed/simple; bh=R6HeLI7JDCTVZupquML/vCC+pYaZ4S+yt8pXUQACxto=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=cq3lfVSIeARKBUCGJcfdYx8lm53zUIlKLPgZmR9CwHTd4zAUEyxugMqRz/PVumDcyx/Ej80RfCraBdvvci3U+x404XJ5dFqm65CR4CeWFMP1e56EjIKfUXy/Avscps4WezV5JnTnhf1mplKYPXF+z558AZ7xHDFOeDb7ZA9NjYU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JMBbxG/J; 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="JMBbxG/J" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 33422C4CEF8; Mon, 3 Nov 2025 10:28:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762165702; bh=R6HeLI7JDCTVZupquML/vCC+pYaZ4S+yt8pXUQACxto=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=JMBbxG/JFgkLStq6fa/BiyXiO80VoBi0IRsp5hFdV4bD/jmiAOs/xvHFFRH+hTQAS 0XRYH9LPnap6RvzNJp9cFYDkM9VTqIMSUOMcF3Yq357jKRJaMfI81HGOFtKJUIA0W/ +JkUwtYjIvridOy0V95he6RZCzT9IE5aTqtPJT0KR3Zn/JOMQtXHS5J47RndaxmkVr wTiAX99PqI4r40+Fh8sggDUoW4HKMObmjgV15WT8dJjBL7LVfPp/gN0jTMAuqneOo+ UkObvOY7iRU4UhdCqPUoAJKIzYK4pAMvlaEQsgJz3CTjNMhvNXQxPfNRhctwWDONjS 9u0t3+g8qUX8Q== From: Lorenzo Bianconi Date: Mon, 03 Nov 2025 11:27:56 +0100 Subject: [PATCH net-next 2/2] net: airoha: Reorganize airoha_queue struct 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: <20251103-airoha-tx-linked-list-v1-2-baa07982cc30@kernel.org> References: <20251103-airoha-tx-linked-list-v1-0-baa07982cc30@kernel.org> In-Reply-To: <20251103-airoha-tx-linked-list-v1-0-baa07982cc30@kernel.org> To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Lorenzo Bianconi Cc: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org X-Mailer: b4 0.14.2 Do not allocate memory for rx-only fields for hw tx queues and for tx-only fields for hw rx queues. Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/airoha/airoha_eth.h | 22 +++++++++++++++------- 1 file changed, 15 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/airoha/airoha_eth.h b/drivers/net/ethernet/airoha/airoha_eth.h index fbbc58133364baefafed30299ca0626c686b668e..750dd3e5dfecb5d3d0ff754f6a92ffa000db3343 100644 --- a/drivers/net/ethernet/airoha/airoha_eth.h +++ b/drivers/net/ethernet/airoha/airoha_eth.h @@ -185,19 +185,27 @@ struct airoha_queue { spinlock_t lock; struct airoha_queue_entry *entry; struct airoha_qdma_desc *desc; - u16 head; - u16 tail; int queued; int ndesc; - int free_thr; - int buf_size; struct napi_struct napi; - struct page_pool *page_pool; - struct sk_buff *skb; - struct list_head tx_list; + union { + struct { /* rx */ + u16 head; + u16 tail; + int buf_size; + + struct page_pool *page_pool; + struct sk_buff *skb; + }; + + struct { /* tx */ + struct list_head tx_list; + int free_thr; + }; + }; }; struct airoha_tx_irq_queue { -- 2.51.1