From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4EABC33CA9 for ; Mon, 13 Jan 2020 22:33:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 766B1207FF for ; Mon, 13 Jan 2020 22:33:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=walle.cc header.i=@walle.cc header.b="ruCDOvbl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729240AbgAMWdK (ORCPT ); Mon, 13 Jan 2020 17:33:10 -0500 Received: from ssl.serverraum.org ([176.9.125.105]:35095 "EHLO ssl.serverraum.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729210AbgAMWdG (ORCPT ); Mon, 13 Jan 2020 17:33:06 -0500 Received: from apollo.fritz.box (unknown [IPv6:2a02:810c:c200:2e91:6257:18ff:fec4:ca34]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id 6BC4D22F2E; Mon, 13 Jan 2020 23:33:03 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1578954784; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=0Ym2AqtgKgLASdYVT4fX6U8b0VarIXO2vV3w44Riz6o=; b=ruCDOvblEcjqKFxu7VlWZ5WJ9OQQk7XL4/V3701nmELsHq6IWwzh4sBGqfprVmPlwC/K/E UhRH0ZwodNfJCRPC4WvMD7a2z4LowkoJqVGmjfJd/SHlsvcG29gJaAc8suJ1QF/E6smVdL 92LxB5UNnvctpLTBDhRx51M3VJf6yek= From: Michael Walle To: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Tudor Ambarus , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Michael Walle Subject: [PATCH v2] mtd: spi-nor: remove unused enum spi_nor_ops Date: Mon, 13 Jan 2020 23:32:48 +0100 Message-Id: <20200113223248.15743-1-michael@walle.cc> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spamd-Bar: ++++ X-Rspamd-Server: web X-Rspamd-Queue-Id: 6BC4D22F2E X-Spamd-Result: default: False [4.90 / 15.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_MISSING_CHARSET(2.50)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; BROKEN_CONTENT_TYPE(1.50)[]; DKIM_SIGNED(0.00)[]; RCPT_COUNT_SEVEN(0.00)[7]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM(-0.00)[-0.903]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:31334, ipnet:2a02:810c::/31, country:DE] Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The ops aren't used in any SPI controller. Therefore, remove them altogether. Signed-off-by: Michael Walle --- This patch superseeds the following two patches (thus v2): https://lore.kernel.org/linux-mtd/20200107222317.3527-1-michael@walle.cc/ https://lore.kernel.org/linux-mtd/20200107222317.3527-2-michael@walle.cc/ drivers/mtd/spi-nor/aspeed-smc.c | 4 +-- drivers/mtd/spi-nor/cadence-quadspi.c | 4 +-- drivers/mtd/spi-nor/hisi-sfc.c | 4 +-- drivers/mtd/spi-nor/spi-nor.c | 36 +++++++++++++-------------- include/linux/mtd/spi-nor.h | 12 ++------- 5 files changed, 26 insertions(+), 34 deletions(-) diff --git a/drivers/mtd/spi-nor/aspeed-smc.c b/drivers/mtd/spi-nor/aspeed-smc.c index 2b7cabbb680c..395127349aa8 100644 --- a/drivers/mtd/spi-nor/aspeed-smc.c +++ b/drivers/mtd/spi-nor/aspeed-smc.c @@ -305,7 +305,7 @@ static void aspeed_smc_stop_user(struct spi_nor *nor) writel(ctl, chip->ctl); /* default to fread or read mode */ } -static int aspeed_smc_prep(struct spi_nor *nor, enum spi_nor_ops ops) +static int aspeed_smc_prep(struct spi_nor *nor) { struct aspeed_smc_chip *chip = nor->priv; @@ -313,7 +313,7 @@ static int aspeed_smc_prep(struct spi_nor *nor, enum spi_nor_ops ops) return 0; } -static void aspeed_smc_unprep(struct spi_nor *nor, enum spi_nor_ops ops) +static void aspeed_smc_unprep(struct spi_nor *nor) { struct aspeed_smc_chip *chip = nor->priv; diff --git a/drivers/mtd/spi-nor/cadence-quadspi.c b/drivers/mtd/spi-nor/cadence-quadspi.c index 06f997247d0f..494dcab4aaaa 100644 --- a/drivers/mtd/spi-nor/cadence-quadspi.c +++ b/drivers/mtd/spi-nor/cadence-quadspi.c @@ -1062,7 +1062,7 @@ static int cqspi_erase(struct spi_nor *nor, loff_t offs) return 0; } -static int cqspi_prep(struct spi_nor *nor, enum spi_nor_ops ops) +static int cqspi_prep(struct spi_nor *nor) { struct cqspi_flash_pdata *f_pdata = nor->priv; struct cqspi_st *cqspi = f_pdata->cqspi; @@ -1072,7 +1072,7 @@ static int cqspi_prep(struct spi_nor *nor, enum spi_nor_ops ops) return 0; } -static void cqspi_unprep(struct spi_nor *nor, enum spi_nor_ops ops) +static void cqspi_unprep(struct spi_nor *nor) { struct cqspi_flash_pdata *f_pdata = nor->priv; struct cqspi_st *cqspi = f_pdata->cqspi; diff --git a/drivers/mtd/spi-nor/hisi-sfc.c b/drivers/mtd/spi-nor/hisi-sfc.c index a1258216f89d..554713db63e6 100644 --- a/drivers/mtd/spi-nor/hisi-sfc.c +++ b/drivers/mtd/spi-nor/hisi-sfc.c @@ -144,7 +144,7 @@ static void hisi_spi_nor_init(struct hifmc_host *host) writel(reg, host->regbase + FMC_SPI_TIMING_CFG); } -static int hisi_spi_nor_prep(struct spi_nor *nor, enum spi_nor_ops ops) +static int hisi_spi_nor_prep(struct spi_nor *nor) { struct hifmc_priv *priv = nor->priv; struct hifmc_host *host = priv->host; @@ -167,7 +167,7 @@ static int hisi_spi_nor_prep(struct spi_nor *nor, enum spi_nor_ops ops) return ret; } -static void hisi_spi_nor_unprep(struct spi_nor *nor, enum spi_nor_ops ops) +static void hisi_spi_nor_unprep(struct spi_nor *nor) { struct hifmc_priv *priv = nor->priv; struct hifmc_host *host = priv->host; diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 6a1c19824fde..97467811d07e 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1312,14 +1312,14 @@ static void spi_nor_set_4byte_opcodes(struct spi_nor *nor) } } -static int spi_nor_lock_and_prep(struct spi_nor *nor, enum spi_nor_ops ops) +static int spi_nor_lock_and_prep(struct spi_nor *nor) { int ret = 0; mutex_lock(&nor->lock); if (nor->controller_ops && nor->controller_ops->prepare) { - ret = nor->controller_ops->prepare(nor, ops); + ret = nor->controller_ops->prepare(nor); if (ret) { mutex_unlock(&nor->lock); return ret; @@ -1328,10 +1328,10 @@ static int spi_nor_lock_and_prep(struct spi_nor *nor, enum spi_nor_ops ops) return ret; } -static void spi_nor_unlock_and_unprep(struct spi_nor *nor, enum spi_nor_ops ops) +static void spi_nor_unlock_and_unprep(struct spi_nor *nor) { if (nor->controller_ops && nor->controller_ops->unprepare) - nor->controller_ops->unprepare(nor, ops); + nor->controller_ops->unprepare(nor); mutex_unlock(&nor->lock); } @@ -1693,7 +1693,7 @@ static int spi_nor_erase(struct mtd_info *mtd, struct erase_info *instr) addr = instr->addr; len = instr->len; - ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_ERASE); + ret = spi_nor_lock_and_prep(nor); if (ret) return ret; @@ -1756,7 +1756,7 @@ static int spi_nor_erase(struct mtd_info *mtd, struct erase_info *instr) ret = spi_nor_write_disable(nor); erase_err: - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_ERASE); + spi_nor_unlock_and_unprep(nor); return ret; } @@ -2052,13 +2052,13 @@ static int spi_nor_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len) struct spi_nor *nor = mtd_to_spi_nor(mtd); int ret; - ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_LOCK); + ret = spi_nor_lock_and_prep(nor); if (ret) return ret; ret = nor->params.locking_ops->lock(nor, ofs, len); - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_UNLOCK); + spi_nor_unlock_and_unprep(nor); return ret; } @@ -2067,13 +2067,13 @@ static int spi_nor_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len) struct spi_nor *nor = mtd_to_spi_nor(mtd); int ret; - ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_UNLOCK); + ret = spi_nor_lock_and_prep(nor); if (ret) return ret; ret = nor->params.locking_ops->unlock(nor, ofs, len); - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_LOCK); + spi_nor_unlock_and_unprep(nor); return ret; } @@ -2082,13 +2082,13 @@ static int spi_nor_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len) struct spi_nor *nor = mtd_to_spi_nor(mtd); int ret; - ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_UNLOCK); + ret = spi_nor_lock_and_prep(nor); if (ret) return ret; ret = nor->params.locking_ops->is_locked(nor, ofs, len); - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_LOCK); + spi_nor_unlock_and_unprep(nor); return ret; } @@ -2745,7 +2745,7 @@ static int spi_nor_read(struct mtd_info *mtd, loff_t from, size_t len, dev_dbg(nor->dev, "from 0x%08x, len %zd\n", (u32)from, len); - ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_READ); + ret = spi_nor_lock_and_prep(nor); if (ret) return ret; @@ -2772,7 +2772,7 @@ static int spi_nor_read(struct mtd_info *mtd, loff_t from, size_t len, ret = 0; read_err: - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_READ); + spi_nor_unlock_and_unprep(nor); return ret; } @@ -2785,7 +2785,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len, dev_dbg(nor->dev, "to 0x%08x, len %zd\n", (u32)to, len); - ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_WRITE); + ret = spi_nor_lock_and_prep(nor); if (ret) return ret; @@ -2858,7 +2858,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len, } out: *retlen += actual; - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_WRITE); + spi_nor_unlock_and_unprep(nor); return ret; } @@ -2876,7 +2876,7 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len, dev_dbg(nor->dev, "to 0x%08x, len %zd\n", (u32)to, len); - ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_WRITE); + ret = spi_nor_lock_and_prep(nor); if (ret) return ret; @@ -2922,7 +2922,7 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len, } write_err: - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_WRITE); + spi_nor_unlock_and_unprep(nor); return ret; } diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index 7e32adce72f7..5abd91cc6dfa 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -225,14 +225,6 @@ static inline u8 spi_nor_get_protocol_width(enum spi_nor_protocol proto) return spi_nor_get_protocol_data_nbits(proto); } -enum spi_nor_ops { - SPI_NOR_OPS_READ = 0, - SPI_NOR_OPS_WRITE, - SPI_NOR_OPS_ERASE, - SPI_NOR_OPS_LOCK, - SPI_NOR_OPS_UNLOCK, -}; - enum spi_nor_option_flags { SNOR_F_USE_FSR = BIT(0), SNOR_F_HAS_SR_TB = BIT(1), @@ -485,8 +477,8 @@ struct spi_nor; * opcode via write_reg(). */ struct spi_nor_controller_ops { - int (*prepare)(struct spi_nor *nor, enum spi_nor_ops ops); - void (*unprepare)(struct spi_nor *nor, enum spi_nor_ops ops); + int (*prepare)(struct spi_nor *nor); + void (*unprepare)(struct spi_nor *nor); int (*read_reg)(struct spi_nor *nor, u8 opcode, u8 *buf, size_t len); int (*write_reg)(struct spi_nor *nor, u8 opcode, const u8 *buf, size_t len); -- 2.20.1