From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 16 Dec 2024 14:04:20 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tNAln-008pNs-1m for lore@lore.pengutronix.de; Mon, 16 Dec 2024 14:04:20 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1tNAlj-0005DM-Cr for lore@pengutronix.de; Mon, 16 Dec 2024 14:04:19 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To: Cc:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=q4/5wwPsd9Gmf3YhiXQdObv870O9+nB4CsA4YrJIKa4=; b=wL2pMVaNRY2Xi+gQBwM1ibz28q +W23HA6dlsK+yhdNfYj7RpcyaHWhF9SJooM/lPv0IOfWyFangtqdUGSHEUU8uOw9aY34X9ueG1pPF 5pFrGelgrlYDLK24LBNQ5mL9h9HM3+zkICUHmlX5bL7qLeZ8OIRHP//4hCPPDpW4Mx+10X2O3DAV4 G5eXhYyiwTAsB9te+qd258Eio61+DWn+x1dsTsG1n+pXJcyW04d/qHjdVj7ArViHqjq3iT0qE0Lut OZoSt6xIE6mMU3V64VcIrtExVAlxCJ0AGT0lSSSbWE4NyfME4NNsEpa/gNcjtdWn3KrwJRSCeYuAA Xy+C5FIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tNAlA-0000000A1yn-0kAE; Mon, 16 Dec 2024 13:03:40 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tNAl6-0000000A1uw-2JU1 for barebox@lists.infradead.org; Mon, 16 Dec 2024 13:03:37 +0000 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1tNAl3-0004cI-Ie for barebox@lists.infradead.org; Mon, 16 Dec 2024 14:03:33 +0100 From: Marco Felsch To: barebox@lists.infradead.org Date: Mon, 16 Dec 2024 14:03:20 +0100 Message-Id: <20241216130324.1592755-8-m.felsch@pengutronix.de> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241216130324.1592755-1-m.felsch@pengutronix.de> References: <20241216130324.1592755-1-m.felsch@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241216_050336_591564_DBF28002 X-CRM114-Status: GOOD ( 12.16 ) 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: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::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.whiteo.stw.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 autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v2 08/12] spi: allow reporting the effectivly used speed_hz for a transfer X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) This is a copy of Linux commit: 8<------------------------------------------------------------------------- commit 5d7e2b5ed5858fe739d4cb8ad22dcce7bd9dbe7b Author: Martin Sperl Date: Sat Feb 23 08:49:49 2019 +0000 spi: core: allow reporting the effectivly used speed_hz for a transfer Provide a means for the spi bus driver to report the effectively used spi clock frequency used for each spi_transfer. Signed-off-by: Martin Sperl Signed-off-by: Mark Brown 8<------------------------------------------------------------------------- to sync the spi core more with Linux which is required for the later core common message handling. Signed-off-by: Marco Felsch --- Changelog: v2: - no changes drivers/spi/spi.c | 1 + include/spi/spi.h | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index e8a0b1b84be5..78569301776f 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -415,6 +415,7 @@ static int __spi_validate(struct spi_device *spi, struct spi_message *message) message->spi = spi; list_for_each_entry(xfer, &message->transfers, transfer_list) { + xfer->effective_speed_hz = 0; if (!xfer->bits_per_word) xfer->bits_per_word = spi->bits_per_word; diff --git a/include/spi/spi.h b/include/spi/spi.h index 2061a44134d0..8458d890f4e6 100644 --- a/include/spi/spi.h +++ b/include/spi/spi.h @@ -333,6 +333,9 @@ static inline size_t spi_max_transfer_size(struct spi_device *spi) * @len: size of rx and tx buffers (in bytes) * @speed_hz: Select a speed other then the device default for this * transfer. If 0 the default (from @spi_device) is used. + * @effective_speed_hz: the effective SCK-speed that was used to + * transfer this transfer. Set to 0 if the SPI bus driver does + * not support it. * @bits_per_word: select a bits_per_word other then the device default * for this transfer. If 0 the default (from @spi_device) is used. * @cs_change: affects chipselect after this transfer completes @@ -402,6 +405,8 @@ struct spi_transfer { u16 delay_usecs; u32 speed_hz; + u32 effective_speed_hz; + struct list_head transfer_list; }; -- 2.39.5