From patchwork Tue Feb 4 15:27:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 11364861 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9F4FB1398 for ; Tue, 4 Feb 2020 15:28:14 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 7DC8120730 for ; Tue, 4 Feb 2020 15:28:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="K7x3ZMHm"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ti.com header.i=@ti.com header.b="Adp28eaY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7DC8120730 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=pkuMr4Qc+tDMjvm9OKgYsnUfCYkIVQpfGiKXIR5a6ks=; b=K7x3ZMHmO6XLxD UukKejKqtwuM1+bVdWN4OUYtXJGBoYcfGReyUewldFWxXAzsKSuRcKBbIIOC2DjlJbZtIkollx22G E9ZoQx9ik6v3ysPFfm0XAKmWT7wsk5W1umqwnEKzp/eE17F4ujHFcIJ85zFl5idpb3QA2YcZuq53e W9SEzGMundiBd77jKM+8Xf1NUb9oKeE85TmMbosTlLhfYSEQw4cESENhIkjgKE3u+FEHG1Mwgtu4X U5LwiitxS1bvlMSwhFUvoxwJkTaq7sv+LxP8XK19udxkrc/rfil11MYDX7/Jfh+88wxjKr7XXzB7R vk761nu5ISF0qFI6853w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iz07X-0005Ga-Dh; Tue, 04 Feb 2020 15:28:11 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iz070-0004eT-95 for linux-arm-kernel@lists.infradead.org; Tue, 04 Feb 2020 15:27:40 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 014FRXc6018546; Tue, 4 Feb 2020 09:27:33 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1580830053; bh=DXhPXQ57bTixpANNa4EeL9ylMJkN8luzm7W8jy4bdI8=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Adp28eaYbA5xukdwyF+3QNXTnJM3hIfO3m0GK93SeEkQuGTWqKh22s3tJBv1w1aT6 emTtLlKQpdQOSRv3gAuwytaNQzMe3JjJ9jNgKF5YHP+V6KlYBgGVio6pUd8dOnbq3c TM1lW66ynX0zhhFZFWIqlD29ocXxAGpWp79qJwO0= Received: from DFLE113.ent.ti.com (dfle113.ent.ti.com [10.64.6.34]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 014FRXY4068481 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 4 Feb 2020 09:27:33 -0600 Received: from DFLE114.ent.ti.com (10.64.6.35) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Tue, 4 Feb 2020 09:27:32 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Tue, 4 Feb 2020 09:27:32 -0600 Received: from feketebors.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 014FRR8k118803; Tue, 4 Feb 2020 09:27:30 -0600 From: Peter Ujfalusi To: , , , Subject: [PATCH v2 1/3] firmware: ti_sci: rm: Add support for tx_tdtype parameter for tx channel Date: Tue, 4 Feb 2020 17:27:25 +0200 Message-ID: <20200204152727.26028-2-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200204152727.26028-1-peter.ujfalusi@ti.com> References: <20200204152727.26028-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200204_072738_397449_227D323F X-CRM114-Status: GOOD ( 13.91 ) X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [198.47.19.141 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lokeshvutla@ti.com, grygorii.strashko@ti.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The system controller's resource manager have support for configuring the TDTYPE of TCHAN_CFG register on j721e. With this parameter the teardown completion can be controlled: TDTYPE == 0: Return without waiting for peer to complete the teardown TDTYPE == 1: Wait for peer to complete the teardown Signed-off-by: Peter Ujfalusi Reviewed-by: Tero Kristo Tested-by: Keerthy Reviewed-by: Grygorii Strashko --- drivers/firmware/ti_sci.c | 1 + drivers/firmware/ti_sci.h | 7 +++++++ include/linux/soc/ti/ti_sci_protocol.h | 2 ++ 3 files changed, 10 insertions(+) diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c index 4126be9e3216..f13e4a96f3b7 100644 --- a/drivers/firmware/ti_sci.c +++ b/drivers/firmware/ti_sci.c @@ -2412,6 +2412,7 @@ static int ti_sci_cmd_rm_udmap_tx_ch_cfg(const struct ti_sci_handle *handle, req->fdepth = params->fdepth; req->tx_sched_priority = params->tx_sched_priority; req->tx_burst_size = params->tx_burst_size; + req->tx_tdtype = params->tx_tdtype; ret = ti_sci_do_xfer(info, xfer); if (ret) { diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h index f0d068c03944..255327171dae 100644 --- a/drivers/firmware/ti_sci.h +++ b/drivers/firmware/ti_sci.h @@ -910,6 +910,7 @@ struct rm_ti_sci_msg_udmap_rx_flow_opt_cfg { * 12 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_credit_count * 13 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::fdepth * 14 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_burst_size + * 15 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_tdtype * * @nav_id: SoC device ID of Navigator Subsystem where tx channel is located * @@ -973,6 +974,11 @@ struct rm_ti_sci_msg_udmap_rx_flow_opt_cfg { * * @tx_burst_size: UDMAP transmit channel burst size configuration to be * programmed into the tx_burst_size field of the TCHAN_TCFG register. + * + * @tx_tdtype: UDMAP transmit channel teardown type configuration to be + * programmed into the tdtype field of the TCHAN_TCFG register: + * 0 - Return immediately + * 1 - Wait for completion message from remote peer */ struct ti_sci_msg_rm_udmap_tx_ch_cfg_req { struct ti_sci_msg_hdr hdr; @@ -994,6 +1000,7 @@ struct ti_sci_msg_rm_udmap_tx_ch_cfg_req { u16 fdepth; u8 tx_sched_priority; u8 tx_burst_size; + u8 tx_tdtype; } __packed; /** diff --git a/include/linux/soc/ti/ti_sci_protocol.h b/include/linux/soc/ti/ti_sci_protocol.h index 9531ec823298..f3aed0b91564 100644 --- a/include/linux/soc/ti/ti_sci_protocol.h +++ b/include/linux/soc/ti/ti_sci_protocol.h @@ -342,6 +342,7 @@ struct ti_sci_msg_rm_udmap_tx_ch_cfg { #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_SUPR_TDPKT_VALID BIT(11) #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_CREDIT_COUNT_VALID BIT(12) #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FDEPTH_VALID BIT(13) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_TDTYPE_VALID BIT(15) u16 nav_id; u16 index; u8 tx_pause_on_err; @@ -359,6 +360,7 @@ struct ti_sci_msg_rm_udmap_tx_ch_cfg { u16 fdepth; u8 tx_sched_priority; u8 tx_burst_size; + u8 tx_tdtype; }; /**