From patchwork Wed Sep 4 08:13:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Kleine-Budde X-Patchwork-Id: 13789983 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 71719CD37B6 for ; Wed, 4 Sep 2024 08:29:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sLcSFlmNLB8bkS6XwLFzySZIB7LzYO4qoYJr4LSZxoU=; b=my9L+/Mc89Qwav wGTBSkPAQ95Pxp821AXjecIz8ei7wUg09Cm7d1wjOkyLkbfRT1+LVueeN1IbA+hJAoUTf+dlnPXbT bbakfWRtzx3IIT7E7DfRk0LABPzwS9hdcmnZE5efPlBIS2Awl/CUt0TfC67KZGLhWitei6A8y6Q6q +QLGDJKGLpojvzvL4R8O3FSQhEBvayX/FoDdt21Jbau8A01KwyYwE3WkmFIziBErKuA3i1TW+O9FB /teUiqDEhVU6MnIfnaovmieoX/wo8JGls+OlTQPSh/PCrJUU+dS/nfmHCAn7+X3VgvFdAxHr511bG raY4ONUbjaABBUmXKeJw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sllOe-00000003PRt-1LYk; Wed, 04 Sep 2024 08:29:48 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sll9B-00000003KoM-1cSz for linux-rockchip@lists.infradead.org; Wed, 04 Sep 2024 08:13:53 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sll99-0007zC-IY for linux-rockchip@lists.infradead.org; Wed, 04 Sep 2024 10:13:47 +0200 Received: from [2a0a:edc0:0:b01:1d::7b] (helo=bjornoya.blackshift.org) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sll93-005P7b-Gr for linux-rockchip@lists.infradead.org; Wed, 04 Sep 2024 10:13:41 +0200 Received: from dspam.blackshift.org (localhost [127.0.0.1]) by bjornoya.blackshift.org (Postfix) with SMTP id 3517A332133 for ; Wed, 04 Sep 2024 08:13:41 +0000 (UTC) Received: from hardanger.blackshift.org (unknown [172.20.34.65]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by bjornoya.blackshift.org (Postfix) with ESMTPS id AAAFB331F80; Wed, 04 Sep 2024 08:13:23 +0000 (UTC) Received: from [172.20.34.65] (localhost [::1]) by hardanger.blackshift.org (OpenSMTPD) with ESMTP id e6ea4fa5; Wed, 4 Sep 2024 08:13:20 +0000 (UTC) From: Marc Kleine-Budde Date: Wed, 04 Sep 2024 10:13:01 +0200 Subject: [PATCH can-next v5 17/20] can: rockchip_canfd: enable full TX-FIFO depth of 2 MIME-Version: 1.0 Message-Id: <20240904-rockchip-canfd-v5-17-8ae22bcb27cc@pengutronix.de> References: <20240904-rockchip-canfd-v5-0-8ae22bcb27cc@pengutronix.de> In-Reply-To: <20240904-rockchip-canfd-v5-0-8ae22bcb27cc@pengutronix.de> To: kernel@pengutronix.de, Alibek Omarov , Vincent Mailhol , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Philipp Zabel , Elaine Zhang , David Jander Cc: Simon Horman , linux-can@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Marc Kleine-Budde X-Mailer: b4 0.15-dev-99b12 X-Developer-Signature: v=1; a=openpgp-sha256; l=879; i=mkl@pengutronix.de; h=from:subject:message-id; bh=Rb+DPh6I1pIZR5OwMWvyyqc8QfjnlVzZzpFMC3B2FWI=; b=owEBbQGS/pANAwAKASg4oj56LbxvAcsmYgBm2Baa9Yf0fCxin2ZXtp3E0KOMrjKP17dCPUqD7 RxC4kNYcE2JATMEAAEKAB0WIQRQQLqG4LYE3Sm8Pl8oOKI+ei28bwUCZtgWmgAKCRAoOKI+ei28 bypHCACGvzXBm5xaLbC+jTRhI7Bitk+lQObU8e+CZ1jAQRr+XrC7qHXZnbPFKyo9FVpXpJ/VLQD 5nBjeDwQGROij0e8xIwXePnKZwoz7+ZszhJOZ5+keqYTzFq4XRfHDLGKD74xlP/9pjSqH53oRg0 wR/gJaxkaIYpvQuZqZB3NkteuLV+6rpJga5X5hb3/Z8Jg4Zxu+6fJ4iCd8KI5BuoNcuI8vq4FrI DM4aCwPBANArneaHJ4zefOQdBi7Z8loxhmH7ooMa0GsH0iiP7ITuwP2v8M1hEpgXfIXBaIpsrVX 2ZFyv+Fl0ovCMr9Tt9rP8cIFfihc1aWRsioXRHz1GnBMumau X-Developer-Key: i=mkl@pengutronix.de; a=openpgp; fpr=C1400BA0B3989E6FBC7D5B5C2B5EE211C58AEA54 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-rockchip@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240904_011349_517261_0A4170C3 X-CRM114-Status: GOOD ( 12.54 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org The previous commit prepared the TX path to make use of the full TX-FIFO depth as much as possible. Increase the available TX-FIFO depth to the hardware maximum of 2. Tested-by: Alibek Omarov Signed-off-by: Marc Kleine-Budde --- drivers/net/can/rockchip/rockchip_canfd.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/can/rockchip/rockchip_canfd.h b/drivers/net/can/rockchip/rockchip_canfd.h index 37d90400429f..6be2865ec95a 100644 --- a/drivers/net/can/rockchip/rockchip_canfd.h +++ b/drivers/net/can/rockchip/rockchip_canfd.h @@ -288,7 +288,7 @@ #define DEVICE_NAME "rockchip_canfd" #define RKCANFD_NAPI_WEIGHT 32 -#define RKCANFD_TXFIFO_DEPTH 1 +#define RKCANFD_TXFIFO_DEPTH 2 #define RKCANFD_TX_STOP_THRESHOLD 1 #define RKCANFD_TX_START_THRESHOLD 1