From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 08 Apr 2022 10:31:43 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nck1x-00Bekr-3q for lore@lore.pengutronix.de; Fri, 08 Apr 2022 10:31:43 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nck1t-00051p-0x for lore@pengutronix.de; Fri, 08 Apr 2022 10:31:43 +0200 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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=S3CVp5idEs3V2YoZC06Z27B6ZKrfYkWDx0rM5dKI/Ng=; b=BajultDA8vf6PH Vn4GEjU8foeijgW7y9M2yHRr/F9lZsAszdeb4SIrz++MG3MuEVxzi/7zdfNUqdqjLHyUYdkr68Qak QasrwOpzxdpY+7K+jcXjEWseZb+qqPr1oBZGYLCThpISkyqe8yJSj+TuHJ0PYyP3bHV9c3nON45xO g1ohnHkJrEVa3wB1creaLe5OMHaN//FHGxdRg25bTcb1yI3Q/0D02ybc7h6Gg5ps1BNySlK3n5XMg yjrPQb5SCR5bExj+mg0uV3Krl+IGXY0dnKRBDacgO8dE8AmTCQVKYYW9yEcGdkAe7GlXuKBcXPZ7h r1pVCltJ31j/vk8Ch0Dw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nck0J-00Fs6N-2B; Fri, 08 Apr 2022 08:30:03 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nck0C-00Fs1m-4p for barebox@lists.infradead.org; Fri, 08 Apr 2022 08:29:57 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nck0A-0004Cv-N1; Fri, 08 Apr 2022 10:29:54 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1nck0B-001lc6-8m; Fri, 08 Apr 2022 10:29:53 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nck08-003Scb-7b; Fri, 08 Apr 2022 10:29:52 +0200 From: Oleksij Rempel To: barebox@lists.infradead.org Cc: Oleksij Rempel Date: Fri, 8 Apr 2022 10:29:44 +0200 Message-Id: <20220408082950.824927-8-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220408082950.824927-1-o.rempel@pengutronix.de> References: <20220408082950.824927-1-o.rempel@pengutronix.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220408_012956_206301_529A68C6 X-CRM114-Status: UNSURE ( 9.22 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v4 07/13] spi: port spi_sync_transfer() function from kernel v5.17 X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) This function is needed for SJA11xx switch driver Signed-off-by: Oleksij Rempel --- include/spi/spi.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/include/spi/spi.h b/include/spi/spi.h index d133e0e212..b6d08592a3 100644 --- a/include/spi/spi.h +++ b/include/spi/spi.h @@ -442,6 +442,30 @@ spi_transfer_del(struct spi_transfer *t) int spi_sync(struct spi_device *spi, struct spi_message *message); +/** + * spi_sync_transfer - synchronous SPI data transfer + * @spi: device with which data will be exchanged + * @xfers: An array of spi_transfers + * @num_xfers: Number of items in the xfer array + * Context: can sleep + * + * Does a synchronous SPI data transfer of the given spi_transfer array. + * + * For more specific semantics see spi_sync(). + * + * Return: zero on success, else a negative error code. + */ +static inline int +spi_sync_transfer(struct spi_device *spi, struct spi_transfer *xfers, + unsigned int num_xfers) +{ + struct spi_message msg; + + spi_message_init_with_transfers(&msg, xfers, num_xfers); + + return spi_sync(spi, &msg); +} + struct spi_device *spi_new_device(struct spi_controller *ctrl, struct spi_board_info *chip); int spi_register_controller(struct spi_controller *ctrl); -- 2.30.2 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox