From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 21 Mar 2022 10:28:18 +0100 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 1nWEKl-001Eth-93 for lore@lore.pengutronix.de; Mon, 21 Mar 2022 10:28:18 +0100 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 1nWEKn-00055N-Nu for lore@pengutronix.de; Mon, 21 Mar 2022 10:28:18 +0100 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=4rkZuztfXJJQUG zHcVfEXQyzXqcvsh/anDPNpCisri2fDluwB686Le0L2two3zfI/M+j/r5MsF629a/9e4P2hdZgjUS Ak2AnKkCjFw3cLlAjOWo9B5+qrekyrxfJyKgOHyChwtxOnoE4MNDJMEhFFMCEaQlEVLnmKG+zo5EU EVOU9kVzPQSFxBBYUCg8iaXjn5Ur26T4a4DkZxvbXa08pXJC4akGhislU4l4njo10+agYJnyVycyG g36bo10irn61w0h54fBFOgcfCeq1q7nSP66VNYy7w+ciNbT2545Vcb8cir5BCD1sj3INKrVgwzOEG i874fXaPHlp9kyKmeEjw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nWEJV-0079ji-Mw; Mon, 21 Mar 2022 09:26:57 +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 1nWEIk-0079Jc-2n for barebox@lists.infradead.org; Mon, 21 Mar 2022 09:26:14 +0000 Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nWEIi-0004CZ-LT; Mon, 21 Mar 2022 10:26:08 +0100 Received: from ore by dude.hi.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1nWEIh-0067nS-Tb; Mon, 21 Mar 2022 10:26:07 +0100 From: Oleksij Rempel To: barebox@lists.infradead.org Cc: Oleksij Rempel Date: Mon, 21 Mar 2022 10:26:03 +0100 Message-Id: <20220321092606.1459834-7-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220321092606.1459834-1-o.rempel@pengutronix.de> References: <20220321092606.1459834-1-o.rempel@pengutronix.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220321_022610_271978_CEDA4A10 X-CRM114-Status: UNSURE ( 8.87 ) 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=-5.1 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 v1 6/9] 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