From patchwork Sat Mar 4 00:29:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bart Van Assche X-Patchwork-Id: 13159617 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A462C61DA4 for ; Sat, 4 Mar 2023 00:31:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229618AbjCDAbx (ORCPT ); Fri, 3 Mar 2023 19:31:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59750 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229547AbjCDAbu (ORCPT ); Fri, 3 Mar 2023 19:31:50 -0500 Received: from mail-pj1-f48.google.com (mail-pj1-f48.google.com [209.85.216.48]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 112DC6513D for ; Fri, 3 Mar 2023 16:31:46 -0800 (PST) Received: by mail-pj1-f48.google.com with SMTP id h17-20020a17090aea9100b0023739b10792so3936545pjz.1 for ; Fri, 03 Mar 2023 16:31:46 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1677889905; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=x46ekvp3cB1G9kAdgDgONLmAQxZjVMQEpyoSlejufSU=; b=wOtwP6HO34GQcMm0ymiooINy9JTBOGBPxSSs3ZqlP0EeQa6vQWRKIGeQ2V3unHxS6F Wttt8iDLVk/KdKcK8GP+51i2jqIIwYBiHb8b9X0HJNeBVtP/hM3R/575AiAQoSD/Rwfc nH26+polnojQGhmoAbUGapheRs/FaJog8xcRJqAt3c9HtPHM6O7mboqt+dB/+lqyohI4 9nKoLlP21ogk0IJzKwiAfrH7B68jR0IG6TFOO7unPHhkevmK/UhETSB9fMvetoh1ofgJ i2Ylk+HxdqW2Rdbo/04/cdK0UNHNfMNnqnjEwsZw1N5HC2Yrs/l4N6mFaVQT0OmdLbgL +Jdg== X-Gm-Message-State: AO0yUKXC4HCHsKxy1Ayc/23UBiHnoiat+mDUqeFHf1edwNXFyFAJUbVN 4wA3BX7SU8iGvdZLzv2sf40= X-Google-Smtp-Source: AK7set/PpDMP0PTMNJqjUM8vEaNkPp1QXO+23EReoXku++G8ir8stLbuEMLe8NskPgtJwZ03jDNQ1g== X-Received: by 2002:a17:902:dace:b0:19a:abb0:1e with SMTP id q14-20020a170902dace00b0019aabb0001emr4184262plx.38.1677889905233; Fri, 03 Mar 2023 16:31:45 -0800 (PST) Received: from bvanassche-linux.mtv.corp.google.com ([2620:15c:211:201:efb8:1cdc:a06f:1b53]) by smtp.gmail.com with ESMTPSA id kk15-20020a170903070f00b00189743ed3b6sm2071078plb.64.2023.03.03.16.31.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Mar 2023 16:31:44 -0800 (PST) From: Bart Van Assche To: "Martin K . Petersen" Cc: linux-scsi@vger.kernel.org, Bart Van Assche , Damien Le Moal , Christoph Hellwig , Ming Lei , Hannes Reinecke , John Garry , Mike Christie , Shawn Guo , Sascha Hauer , Matthias Brugger , Hans de Goede , Jens Axboe , Patrice Chotard , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Thierry Reding , Jonathan Hunter , Viresh Kumar , Linus Walleij , Mikael Pettersson Subject: [PATCH 04/81] ata: Declare SCSI host templates const Date: Fri, 3 Mar 2023 16:29:46 -0800 Message-Id: <20230304003103.2572793-5-bvanassche@acm.org> X-Mailer: git-send-email 2.40.0.rc0.216.gc4246ad0f0-goog In-Reply-To: <20230304003103.2572793-1-bvanassche@acm.org> References: <20230304003103.2572793-1-bvanassche@acm.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Make it explicit that ATA host templates are not modified. Cc: Damien Le Moal Cc: Christoph Hellwig Cc: Ming Lei Cc: Hannes Reinecke Cc: John Garry Cc: Mike Christie Signed-off-by: Bart Van Assche Reviewed-by: Linus Walleij Acked-by: Damien Le Moal --- drivers/ata/acard-ahci.c | 2 +- drivers/ata/ahci.c | 2 +- drivers/ata/ahci.h | 2 +- drivers/ata/ahci_brcm.c | 2 +- drivers/ata/ahci_ceva.c | 2 +- drivers/ata/ahci_da850.c | 2 +- drivers/ata/ahci_dm816.c | 2 +- drivers/ata/ahci_imx.c | 2 +- drivers/ata/ahci_mtk.c | 2 +- drivers/ata/ahci_mvebu.c | 2 +- drivers/ata/ahci_platform.c | 2 +- drivers/ata/ahci_qoriq.c | 2 +- drivers/ata/ahci_seattle.c | 2 +- drivers/ata/ahci_st.c | 2 +- drivers/ata/ahci_sunxi.c | 2 +- drivers/ata/ahci_tegra.c | 2 +- drivers/ata/ahci_xgene.c | 2 +- drivers/ata/ata_generic.c | 2 +- drivers/ata/ata_piix.c | 6 +- drivers/ata/libahci.c | 4 +- drivers/ata/libahci_platform.c | 2 +- drivers/ata/libata-core.c | 4 +- drivers/ata/libata-scsi.c | 2 +- drivers/ata/libata-sff.c | 8 +- drivers/ata/libata.h | 2 +- drivers/ata/pata_acpi.c | 2 +- drivers/ata/pata_ali.c | 2 +- drivers/ata/pata_amd.c | 2 +- drivers/ata/pata_arasan_cf.c | 2 +- drivers/ata/pata_artop.c | 2 +- drivers/ata/pata_atiixp.c | 2 +- drivers/ata/pata_atp867x.c | 2 +- drivers/ata/pata_bk3710.c | 380 ++++++++++++++++++++++++++++++++ drivers/ata/pata_buddha.c | 2 +- drivers/ata/pata_cmd640.c | 2 +- drivers/ata/pata_cmd64x.c | 2 +- drivers/ata/pata_cs5520.c | 2 +- drivers/ata/pata_cs5530.c | 2 +- drivers/ata/pata_cs5535.c | 2 +- drivers/ata/pata_cs5536.c | 2 +- drivers/ata/pata_cypress.c | 2 +- drivers/ata/pata_efar.c | 2 +- drivers/ata/pata_ep93xx.c | 2 +- drivers/ata/pata_falcon.c | 2 +- drivers/ata/pata_ftide010.c | 2 +- drivers/ata/pata_gayle.c | 2 +- drivers/ata/pata_hpt366.c | 2 +- drivers/ata/pata_hpt37x.c | 2 +- drivers/ata/pata_hpt3x2n.c | 2 +- drivers/ata/pata_hpt3x3.c | 2 +- drivers/ata/pata_icside.c | 2 +- drivers/ata/pata_imx.c | 2 +- drivers/ata/pata_isapnp.c | 2 +- drivers/ata/pata_it8213.c | 2 +- drivers/ata/pata_it821x.c | 2 +- drivers/ata/pata_ixp4xx_cf.c | 2 +- drivers/ata/pata_jmicron.c | 2 +- drivers/ata/pata_legacy.c | 2 +- drivers/ata/pata_macio.c | 2 +- drivers/ata/pata_marvell.c | 2 +- drivers/ata/pata_mpc52xx.c | 2 +- drivers/ata/pata_mpiix.c | 2 +- drivers/ata/pata_netcell.c | 2 +- drivers/ata/pata_ninja32.c | 2 +- drivers/ata/pata_ns87410.c | 2 +- drivers/ata/pata_ns87415.c | 2 +- drivers/ata/pata_octeon_cf.c | 2 +- drivers/ata/pata_of_platform.c | 2 +- drivers/ata/pata_oldpiix.c | 2 +- drivers/ata/pata_opti.c | 2 +- drivers/ata/pata_optidma.c | 2 +- drivers/ata/pata_pcmcia.c | 2 +- drivers/ata/pata_pdc2027x.c | 2 +- drivers/ata/pata_pdc202xx_old.c | 2 +- drivers/ata/pata_piccolo.c | 2 +- drivers/ata/pata_platform.c | 4 +- drivers/ata/pata_pxa.c | 2 +- drivers/ata/pata_radisys.c | 2 +- drivers/ata/pata_rb532_cf.c | 2 +- drivers/ata/pata_rdc.c | 2 +- drivers/ata/pata_rz1000.c | 2 +- drivers/ata/pata_sc1200.c | 2 +- drivers/ata/pata_sch.c | 2 +- drivers/ata/pata_serverworks.c | 6 +- drivers/ata/pata_sil680.c | 2 +- drivers/ata/pata_sis.c | 2 +- drivers/ata/pata_sl82c105.c | 2 +- drivers/ata/pata_triflex.c | 2 +- drivers/ata/pata_via.c | 2 +- drivers/ata/pdc_adma.c | 2 +- drivers/ata/sata_dwc_460ex.c | 2 +- drivers/ata/sata_fsl.c | 2 +- drivers/ata/sata_highbank.c | 2 +- drivers/ata/sata_inic162x.c | 2 +- drivers/ata/sata_mv.c | 4 +- drivers/ata/sata_nv.c | 8 +- drivers/ata/sata_promise.c | 2 +- drivers/ata/sata_qstor.c | 2 +- drivers/ata/sata_rcar.c | 2 +- drivers/ata/sata_sil.c | 2 +- drivers/ata/sata_sil24.c | 2 +- drivers/ata/sata_sis.c | 2 +- drivers/ata/sata_svw.c | 2 +- drivers/ata/sata_sx4.c | 2 +- drivers/ata/sata_uli.c | 2 +- drivers/ata/sata_via.c | 2 +- drivers/ata/sata_vsc.c | 2 +- include/linux/ahci_platform.h | 2 +- include/linux/ata_platform.h | 2 +- include/linux/libata.h | 10 +- 110 files changed, 507 insertions(+), 127 deletions(-) create mode 100644 drivers/ata/pata_bk3710.c diff --git a/drivers/ata/acard-ahci.c b/drivers/ata/acard-ahci.c index 993eadd173da..547f56341705 100644 --- a/drivers/ata/acard-ahci.c +++ b/drivers/ata/acard-ahci.c @@ -66,7 +66,7 @@ static int acard_ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg static int acard_ahci_pci_device_resume(struct pci_dev *pdev); #endif -static struct scsi_host_template acard_ahci_sht = { +static const struct scsi_host_template acard_ahci_sht = { AHCI_SHT("acard-ahci"), }; diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 14a1c0d14916..addba109406b 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -101,7 +101,7 @@ static int ahci_pci_device_resume(struct device *dev); #endif #endif /* CONFIG_PM */ -static struct scsi_host_template ahci_sht = { +static const struct scsi_host_template ahci_sht = { AHCI_SHT("ahci"), }; diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index ff8e6ae1c636..4bae95b06ae3 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -430,7 +430,7 @@ void ahci_set_em_messages(struct ahci_host_priv *hpriv, struct ata_port_info *pi); int ahci_reset_em(struct ata_host *host); void ahci_print_info(struct ata_host *host, const char *scc_s); -int ahci_host_activate(struct ata_host *host, struct scsi_host_template *sht); +int ahci_host_activate(struct ata_host *host, const struct scsi_host_template *sht); void ahci_error_handler(struct ata_port *ap); u32 ahci_handle_port_intr(struct ata_host *host, u32 irq_masked); diff --git a/drivers/ata/ahci_brcm.c b/drivers/ata/ahci_brcm.c index 6f216eb25610..4e3dc2b6d67f 100644 --- a/drivers/ata/ahci_brcm.c +++ b/drivers/ata/ahci_brcm.c @@ -417,7 +417,7 @@ static int __maybe_unused brcm_ahci_resume(struct device *dev) return ret; } -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_ceva.c b/drivers/ata/ahci_ceva.c index cb24ecf36faf..bc027468decb 100644 --- a/drivers/ata/ahci_ceva.c +++ b/drivers/ata/ahci_ceva.c @@ -185,7 +185,7 @@ static void ahci_ceva_setup(struct ahci_host_priv *hpriv) } } -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_da850.c b/drivers/ata/ahci_da850.c index dc8a019b8340..ca0924dc5bd2 100644 --- a/drivers/ata/ahci_da850.c +++ b/drivers/ata/ahci_da850.c @@ -153,7 +153,7 @@ static const struct ata_port_info ahci_da850_port_info = { .port_ops = &ahci_da850_port_ops, }; -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_dm816.c b/drivers/ata/ahci_dm816.c index d26efcd20f64..b08547b877a1 100644 --- a/drivers/ata/ahci_dm816.c +++ b/drivers/ata/ahci_dm816.c @@ -134,7 +134,7 @@ static const struct ata_port_info ahci_dm816_port_info = { .port_ops = &ahci_dm816_port_ops, }; -static struct scsi_host_template ahci_dm816_platform_sht = { +static const struct scsi_host_template ahci_dm816_platform_sht = { AHCI_SHT(AHCI_DM816_DRV_NAME), }; diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c index a950767f7948..1c1139dae29a 100644 --- a/drivers/ata/ahci_imx.c +++ b/drivers/ata/ahci_imx.c @@ -979,7 +979,7 @@ static u32 imx_ahci_parse_props(struct device *dev, return reg_value; } -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_mtk.c b/drivers/ata/ahci_mtk.c index c056378e3e72..f6a75341256f 100644 --- a/drivers/ata/ahci_mtk.c +++ b/drivers/ata/ahci_mtk.c @@ -37,7 +37,7 @@ static const struct ata_port_info ahci_port_info = { .port_ops = &ahci_platform_ops, }; -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_mvebu.c b/drivers/ata/ahci_mvebu.c index 22ecc4f3ae79..596cf017f427 100644 --- a/drivers/ata/ahci_mvebu.c +++ b/drivers/ata/ahci_mvebu.c @@ -178,7 +178,7 @@ static const struct ata_port_info ahci_mvebu_port_info = { .port_ops = &ahci_platform_ops, }; -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c index 8f5572a9f8f1..299ee686ac49 100644 --- a/drivers/ata/ahci_platform.c +++ b/drivers/ata/ahci_platform.c @@ -36,7 +36,7 @@ static const struct ata_port_info ahci_port_info_nolpm = { .port_ops = &ahci_platform_ops, }; -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c index 9cf9bf36a874..0ba764d283c8 100644 --- a/drivers/ata/ahci_qoriq.c +++ b/drivers/ata/ahci_qoriq.c @@ -159,7 +159,7 @@ static const struct ata_port_info ahci_qoriq_port_info = { .port_ops = &ahci_qoriq_ops, }; -static struct scsi_host_template ahci_qoriq_sht = { +static const struct scsi_host_template ahci_qoriq_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_seattle.c b/drivers/ata/ahci_seattle.c index ced12705ed9d..9eda7bbd2151 100644 --- a/drivers/ata/ahci_seattle.c +++ b/drivers/ata/ahci_seattle.c @@ -72,7 +72,7 @@ static const struct ata_port_info ahci_port_seattle_info = { .port_ops = &ahci_seattle_ops, }; -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_st.c b/drivers/ata/ahci_st.c index 8607b68eee53..f2c1edb36986 100644 --- a/drivers/ata/ahci_st.c +++ b/drivers/ata/ahci_st.c @@ -138,7 +138,7 @@ static const struct ata_port_info st_ahci_port_info = { .port_ops = &st_ahci_port_ops, }; -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_sunxi.c b/drivers/ata/ahci_sunxi.c index c7273c1cb0c7..076c12b4ba08 100644 --- a/drivers/ata/ahci_sunxi.c +++ b/drivers/ata/ahci_sunxi.c @@ -206,7 +206,7 @@ static const struct ata_port_info ahci_sunxi_port_info = { .port_ops = &ahci_platform_ops, }; -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c index 4fb94db1217d..8e5e2b359f2d 100644 --- a/drivers/ata/ahci_tegra.c +++ b/drivers/ata/ahci_tegra.c @@ -506,7 +506,7 @@ static const struct of_device_id tegra_ahci_of_match[] = { }; MODULE_DEVICE_TABLE(of, tegra_ahci_of_match); -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c index 1e08704d5117..83f5ff54ef5b 100644 --- a/drivers/ata/ahci_xgene.c +++ b/drivers/ata/ahci_xgene.c @@ -710,7 +710,7 @@ static int xgene_ahci_mux_select(struct xgene_ahci_context *ctx) return val & CFG_SATA_ENET_SELECT_MASK ? -1 : 0; } -static struct scsi_host_template ahci_platform_sht = { +static const struct scsi_host_template ahci_platform_sht = { AHCI_SHT(DRV_NAME), }; diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c index 20a32e4d501d..2f57ec00ab82 100644 --- a/drivers/ata/ata_generic.c +++ b/drivers/ata/ata_generic.c @@ -95,7 +95,7 @@ static int generic_set_mode(struct ata_link *link, struct ata_device **unused) return 0; } -static struct scsi_host_template generic_sht = { +static const struct scsi_host_template generic_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index ade5e894563b..ec3c5bd1f813 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -1059,7 +1059,7 @@ static u8 piix_vmw_bmdma_status(struct ata_port *ap) return ata_bmdma_status(ap) & ~ATA_DMA_ERR; } -static struct scsi_host_template piix_sht = { +static const struct scsi_host_template piix_sht = { ATA_BMDMA_SHT(DRV_NAME), }; @@ -1095,7 +1095,7 @@ static struct attribute *piix_sidpr_shost_attrs[] = { ATTRIBUTE_GROUPS(piix_sidpr_shost); -static struct scsi_host_template piix_sidpr_sht = { +static const struct scsi_host_template piix_sidpr_sht = { ATA_BMDMA_SHT(DRV_NAME), .shost_groups = piix_sidpr_shost_groups, }; @@ -1645,7 +1645,7 @@ static int piix_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) struct device *dev = &pdev->dev; struct ata_port_info port_info[2]; const struct ata_port_info *ppi[] = { &port_info[0], &port_info[1] }; - struct scsi_host_template *sht = &piix_sht; + const struct scsi_host_template *sht = &piix_sht; unsigned long port_flags; struct ata_host *host; struct piix_host_priv *hpriv; diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 8f216de76648..9c2cb6cbea76 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -2692,7 +2692,7 @@ void ahci_set_em_messages(struct ahci_host_priv *hpriv, EXPORT_SYMBOL_GPL(ahci_set_em_messages); static int ahci_host_activate_multi_irqs(struct ata_host *host, - struct scsi_host_template *sht) + const struct scsi_host_template *sht) { struct ahci_host_priv *hpriv = host->private_data; int i, rc; @@ -2736,7 +2736,7 @@ static int ahci_host_activate_multi_irqs(struct ata_host *host, * RETURNS: * 0 on success, -errno otherwise. */ -int ahci_host_activate(struct ata_host *host, struct scsi_host_template *sht) +int ahci_host_activate(struct ata_host *host, const struct scsi_host_template *sht) { struct ahci_host_priv *hpriv = host->private_data; int irq = hpriv->irq; diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c index b9e336bacf17..d6c3a6ffb0b3 100644 --- a/drivers/ata/libahci_platform.c +++ b/drivers/ata/libahci_platform.c @@ -680,7 +680,7 @@ EXPORT_SYMBOL_GPL(ahci_platform_get_resources); int ahci_platform_init_host(struct platform_device *pdev, struct ahci_host_priv *hpriv, const struct ata_port_info *pi_template, - struct scsi_host_template *sht) + const struct scsi_host_template *sht) { struct device *dev = &pdev->dev; struct ata_port_info pi = *pi_template; diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 14c17c3bda4e..8bf612bdd61a 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5775,7 +5775,7 @@ static void async_port_probe(void *data, async_cookie_t cookie) * RETURNS: * 0 on success, -errno otherwise. */ -int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) +int ata_host_register(struct ata_host *host, const struct scsi_host_template *sht) { int i, rc; @@ -5883,7 +5883,7 @@ EXPORT_SYMBOL_GPL(ata_host_register); */ int ata_host_activate(struct ata_host *host, int irq, irq_handler_t irq_handler, unsigned long irq_flags, - struct scsi_host_template *sht) + const struct scsi_host_template *sht) { int i, rc; char *irq_desc; diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index e093c7a7deeb..7bb12deab70c 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -4186,7 +4186,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd) scsi_done(cmd); } -int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht) +int ata_scsi_add_hosts(struct ata_host *host, const struct scsi_host_template *sht) { int i, rc; diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index cd82d3b5ed14..9d28badfe41d 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -2281,7 +2281,7 @@ EXPORT_SYMBOL_GPL(ata_pci_sff_prepare_host); */ int ata_pci_sff_activate_host(struct ata_host *host, irq_handler_t irq_handler, - struct scsi_host_template *sht) + const struct scsi_host_template *sht) { struct device *dev = host->dev; struct pci_dev *pdev = to_pci_dev(dev); @@ -2378,7 +2378,7 @@ static const struct ata_port_info *ata_sff_find_valid_pi( static int ata_pci_init_one(struct pci_dev *pdev, const struct ata_port_info * const *ppi, - struct scsi_host_template *sht, void *host_priv, + const struct scsi_host_template *sht, void *host_priv, int hflags, bool bmdma) { struct device *dev = &pdev->dev; @@ -2452,7 +2452,7 @@ static int ata_pci_init_one(struct pci_dev *pdev, */ int ata_pci_sff_init_one(struct pci_dev *pdev, const struct ata_port_info * const *ppi, - struct scsi_host_template *sht, void *host_priv, int hflag) + const struct scsi_host_template *sht, void *host_priv, int hflag) { return ata_pci_init_one(pdev, ppi, sht, host_priv, hflag, 0); } @@ -3175,7 +3175,7 @@ EXPORT_SYMBOL_GPL(ata_pci_bmdma_prepare_host); */ int ata_pci_bmdma_init_one(struct pci_dev *pdev, const struct ata_port_info * const * ppi, - struct scsi_host_template *sht, void *host_priv, + const struct scsi_host_template *sht, void *host_priv, int hflags) { return ata_pci_init_one(pdev, ppi, sht, host_priv, hflags, 1); diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 2cd6124a01e8..926d0d33cd29 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -111,7 +111,7 @@ static inline void ata_acpi_bind_dev(struct ata_device *dev) {} extern struct ata_device *ata_scsi_find_dev(struct ata_port *ap, const struct scsi_device *scsidev); extern int ata_scsi_add_hosts(struct ata_host *host, - struct scsi_host_template *sht); + const struct scsi_host_template *sht); extern void ata_scsi_scan_host(struct ata_port *ap, int sync); extern int ata_scsi_offline_dev(struct ata_device *dev); extern bool ata_scsi_sense_is_valid(u8 sk, u8 asc, u8 ascq); diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c index f8706ee427d2..ab38871b5e00 100644 --- a/drivers/ata/pata_acpi.c +++ b/drivers/ata/pata_acpi.c @@ -205,7 +205,7 @@ static int pacpi_port_start(struct ata_port *ap) return ata_bmdma_port_start(ap); } -static struct scsi_host_template pacpi_sht = { +static const struct scsi_host_template pacpi_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c index 76ad0e73fe2a..bb790edd6036 100644 --- a/drivers/ata/pata_ali.c +++ b/drivers/ata/pata_ali.c @@ -355,7 +355,7 @@ static void ali_c2_c3_postreset(struct ata_link *link, unsigned int *classes) ata_sff_postreset(link, classes); } -static struct scsi_host_template ali_sht = { +static const struct scsi_host_template ali_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_amd.c b/drivers/ata/pata_amd.c index f216f9d7b9ec..5b02b89748b7 100644 --- a/drivers/ata/pata_amd.c +++ b/drivers/ata/pata_amd.c @@ -388,7 +388,7 @@ static void nv_host_stop(struct ata_host *host) pci_write_config_dword(to_pci_dev(host->dev), 0x60, udma); } -static struct scsi_host_template amd_sht = { +static const struct scsi_host_template amd_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index e89617ed9175..6ab294322e79 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -218,7 +218,7 @@ struct arasan_cf_dev { struct ata_queued_cmd *qc; }; -static struct scsi_host_template arasan_cf_sht = { +static const struct scsi_host_template arasan_cf_sht = { ATA_BASE_SHT(DRIVER_NAME), .dma_boundary = 0xFFFFFFFFUL, }; diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c index 20a8f31a3f57..40544282f455 100644 --- a/drivers/ata/pata_artop.c +++ b/drivers/ata/pata_artop.c @@ -292,7 +292,7 @@ static int artop6210_qc_defer(struct ata_queued_cmd *qc) return 0; } -static struct scsi_host_template artop_sht = { +static const struct scsi_host_template artop_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c index efdb94cff68b..8c5cc803aab3 100644 --- a/drivers/ata/pata_atiixp.c +++ b/drivers/ata/pata_atiixp.c @@ -251,7 +251,7 @@ static void atiixp_bmdma_stop(struct ata_queued_cmd *qc) ata_bmdma_stop(qc); } -static struct scsi_host_template atiixp_sht = { +static const struct scsi_host_template atiixp_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_DUMB_MAX_PRD, .dma_boundary = ATA_DMA_BOUNDARY, diff --git a/drivers/ata/pata_atp867x.c b/drivers/ata/pata_atp867x.c index 779d660415c8..aaef5924f636 100644 --- a/drivers/ata/pata_atp867x.c +++ b/drivers/ata/pata_atp867x.c @@ -259,7 +259,7 @@ static int atp867x_cable_detect(struct ata_port *ap) return ATA_CBL_PATA_UNK; } -static struct scsi_host_template atp867x_sht = { +static const struct scsi_host_template atp867x_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_bk3710.c b/drivers/ata/pata_bk3710.c new file mode 100644 index 000000000000..6cadb8741a43 --- /dev/null +++ b/drivers/ata/pata_bk3710.c @@ -0,0 +1,380 @@ +// SPDX-License-Identifier: GPL-2.0 + +/* + * Palmchip BK3710 PATA controller driver + * + * Copyright (c) 2017 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Based on palm_bk3710.c: + * + * Copyright (C) 2006 Texas Instruments. + * Copyright (C) 2007 MontaVista Software, Inc., + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define DRV_NAME "pata_bk3710" + +#define BK3710_TF_OFFSET 0x1F0 +#define BK3710_CTL_OFFSET 0x3F6 + +#define BK3710_BMISP 0x02 +#define BK3710_IDETIMP 0x40 +#define BK3710_UDMACTL 0x48 +#define BK3710_MISCCTL 0x50 +#define BK3710_REGSTB 0x54 +#define BK3710_REGRCVR 0x58 +#define BK3710_DATSTB 0x5C +#define BK3710_DATRCVR 0x60 +#define BK3710_DMASTB 0x64 +#define BK3710_DMARCVR 0x68 +#define BK3710_UDMASTB 0x6C +#define BK3710_UDMATRP 0x70 +#define BK3710_UDMAENV 0x74 +#define BK3710_IORDYTMP 0x78 + +static const struct scsi_host_template pata_bk3710_sht = { + ATA_BMDMA_SHT(DRV_NAME), +}; + +static unsigned int ideclk_period; /* in nanoseconds */ + +struct pata_bk3710_udmatiming { + unsigned int rptime; /* tRP -- Ready to pause time (nsec) */ + unsigned int cycletime; /* tCYCTYP2/2 -- avg Cycle Time (nsec) */ + /* tENV is always a minimum of 20 nsec */ +}; + +static const struct pata_bk3710_udmatiming pata_bk3710_udmatimings[6] = { + { 160, 240 / 2 }, /* UDMA Mode 0 */ + { 125, 160 / 2 }, /* UDMA Mode 1 */ + { 100, 120 / 2 }, /* UDMA Mode 2 */ + { 100, 90 / 2 }, /* UDMA Mode 3 */ + { 100, 60 / 2 }, /* UDMA Mode 4 */ + { 85, 40 / 2 }, /* UDMA Mode 5 */ +}; + +static void pata_bk3710_setudmamode(void __iomem *base, unsigned int dev, + unsigned int mode) +{ + u32 val32; + u16 val16; + u8 tenv, trp, t0; + + /* DMA Data Setup */ + t0 = DIV_ROUND_UP(pata_bk3710_udmatimings[mode].cycletime, + ideclk_period) - 1; + tenv = DIV_ROUND_UP(20, ideclk_period) - 1; + trp = DIV_ROUND_UP(pata_bk3710_udmatimings[mode].rptime, + ideclk_period) - 1; + + /* udmastb Ultra DMA Access Strobe Width */ + val32 = ioread32(base + BK3710_UDMASTB) & (0xFF << (dev ? 0 : 8)); + val32 |= t0 << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_UDMASTB); + + /* udmatrp Ultra DMA Ready to Pause Time */ + val32 = ioread32(base + BK3710_UDMATRP) & (0xFF << (dev ? 0 : 8)); + val32 |= trp << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_UDMATRP); + + /* udmaenv Ultra DMA envelop Time */ + val32 = ioread32(base + BK3710_UDMAENV) & (0xFF << (dev ? 0 : 8)); + val32 |= tenv << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_UDMAENV); + + /* Enable UDMA for Device */ + val16 = ioread16(base + BK3710_UDMACTL) | (1 << dev); + iowrite16(val16, base + BK3710_UDMACTL); +} + +static void pata_bk3710_setmwdmamode(void __iomem *base, unsigned int dev, + unsigned short min_cycle, + unsigned int mode) +{ + const struct ata_timing *t; + int cycletime; + u32 val32; + u16 val16; + u8 td, tkw, t0; + + t = ata_timing_find_mode(mode); + cycletime = max_t(int, t->cycle, min_cycle); + + /* DMA Data Setup */ + t0 = DIV_ROUND_UP(cycletime, ideclk_period); + td = DIV_ROUND_UP(t->active, ideclk_period); + tkw = t0 - td - 1; + td--; + + val32 = ioread32(base + BK3710_DMASTB) & (0xFF << (dev ? 0 : 8)); + val32 |= td << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_DMASTB); + + val32 = ioread32(base + BK3710_DMARCVR) & (0xFF << (dev ? 0 : 8)); + val32 |= tkw << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_DMARCVR); + + /* Disable UDMA for Device */ + val16 = ioread16(base + BK3710_UDMACTL) & ~(1 << dev); + iowrite16(val16, base + BK3710_UDMACTL); +} + +static void pata_bk3710_set_dmamode(struct ata_port *ap, + struct ata_device *adev) +{ + void __iomem *base = (void __iomem *)ap->ioaddr.bmdma_addr; + int is_slave = adev->devno; + const u8 xferspeed = adev->dma_mode; + + if (xferspeed >= XFER_UDMA_0) + pata_bk3710_setudmamode(base, is_slave, + xferspeed - XFER_UDMA_0); + else + pata_bk3710_setmwdmamode(base, is_slave, + adev->id[ATA_ID_EIDE_DMA_MIN], + xferspeed); +} + +static void pata_bk3710_setpiomode(void __iomem *base, struct ata_device *pair, + unsigned int dev, unsigned int cycletime, + unsigned int mode) +{ + const struct ata_timing *t; + u32 val32; + u8 t2, t2i, t0; + + t = ata_timing_find_mode(XFER_PIO_0 + mode); + + /* PIO Data Setup */ + t0 = DIV_ROUND_UP(cycletime, ideclk_period); + t2 = DIV_ROUND_UP(t->active, ideclk_period); + + t2i = t0 - t2 - 1; + t2--; + + val32 = ioread32(base + BK3710_DATSTB) & (0xFF << (dev ? 0 : 8)); + val32 |= t2 << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_DATSTB); + + val32 = ioread32(base + BK3710_DATRCVR) & (0xFF << (dev ? 0 : 8)); + val32 |= t2i << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_DATRCVR); + + /* FIXME: this is broken also in the old driver */ + if (pair) { + u8 mode2 = pair->pio_mode - XFER_PIO_0; + + if (mode2 < mode) + mode = mode2; + } + + /* TASKFILE Setup */ + t0 = DIV_ROUND_UP(t->cyc8b, ideclk_period); + t2 = DIV_ROUND_UP(t->act8b, ideclk_period); + + t2i = t0 - t2 - 1; + t2--; + + val32 = ioread32(base + BK3710_REGSTB) & (0xFF << (dev ? 0 : 8)); + val32 |= t2 << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_REGSTB); + + val32 = ioread32(base + BK3710_REGRCVR) & (0xFF << (dev ? 0 : 8)); + val32 |= t2i << (dev ? 8 : 0); + iowrite32(val32, base + BK3710_REGRCVR); +} + +static void pata_bk3710_set_piomode(struct ata_port *ap, + struct ata_device *adev) +{ + void __iomem *base = (void __iomem *)ap->ioaddr.bmdma_addr; + struct ata_device *pair = ata_dev_pair(adev); + const struct ata_timing *t = ata_timing_find_mode(adev->pio_mode); + const u16 *id = adev->id; + unsigned int cycle_time = 0; + int is_slave = adev->devno; + const u8 pio = adev->pio_mode - XFER_PIO_0; + + if (id[ATA_ID_FIELD_VALID] & 2) { + if (ata_id_has_iordy(id)) + cycle_time = id[ATA_ID_EIDE_PIO_IORDY]; + else + cycle_time = id[ATA_ID_EIDE_PIO]; + + /* conservative "downgrade" for all pre-ATA2 drives */ + if (pio < 3 && cycle_time < t->cycle) + cycle_time = 0; /* use standard timing */ + } + + if (!cycle_time) + cycle_time = t->cycle; + + pata_bk3710_setpiomode(base, pair, is_slave, cycle_time, pio); +} + +static void pata_bk3710_chipinit(void __iomem *base) +{ + /* + * REVISIT: the ATA reset signal needs to be managed through a + * GPIO, which means it should come from platform_data. Until + * we get and use such information, we have to trust that things + * have been reset before we get here. + */ + + /* + * Program the IDETIMP Register Value based on the following assumptions + * + * (ATA_IDETIMP_IDEEN , ENABLE ) | + * (ATA_IDETIMP_PREPOST1 , DISABLE) | + * (ATA_IDETIMP_PREPOST0 , DISABLE) | + * + * DM6446 silicon rev 2.1 and earlier have no observed net benefit + * from enabling prefetch/postwrite. + */ + iowrite16(BIT(15), base + BK3710_IDETIMP); + + /* + * UDMACTL Ultra-ATA DMA Control + * (ATA_UDMACTL_UDMAP1 , 0 ) | + * (ATA_UDMACTL_UDMAP0 , 0 ) + * + */ + iowrite16(0, base + BK3710_UDMACTL); + + /* + * MISCCTL Miscellaneous Conrol Register + * (ATA_MISCCTL_HWNHLD1P , 1 cycle) + * (ATA_MISCCTL_HWNHLD0P , 1 cycle) + * (ATA_MISCCTL_TIMORIDE , 1) + */ + iowrite32(0x001, base + BK3710_MISCCTL); + + /* + * IORDYTMP IORDY Timer for Primary Register + * (ATA_IORDYTMP_IORDYTMP , DISABLE) + */ + iowrite32(0, base + BK3710_IORDYTMP); + + /* + * Configure BMISP Register + * (ATA_BMISP_DMAEN1 , DISABLE ) | + * (ATA_BMISP_DMAEN0 , DISABLE ) | + * (ATA_BMISP_IORDYINT , CLEAR) | + * (ATA_BMISP_INTRSTAT , CLEAR) | + * (ATA_BMISP_DMAERROR , CLEAR) + */ + iowrite16(0xE, base + BK3710_BMISP); + + pata_bk3710_setpiomode(base, NULL, 0, 600, 0); + pata_bk3710_setpiomode(base, NULL, 1, 600, 0); +} + +static struct ata_port_operations pata_bk3710_ports_ops = { + .inherits = &ata_bmdma_port_ops, + .cable_detect = ata_cable_80wire, + + .set_piomode = pata_bk3710_set_piomode, + .set_dmamode = pata_bk3710_set_dmamode, +}; + +static int __init pata_bk3710_probe(struct platform_device *pdev) +{ + struct clk *clk; + struct resource *mem; + struct ata_host *host; + struct ata_port *ap; + void __iomem *base; + unsigned long rate; + int irq; + + clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(clk)) + return -ENODEV; + + clk_enable(clk); + rate = clk_get_rate(clk); + if (!rate) + return -EINVAL; + + /* NOTE: round *down* to meet minimum timings; we count in clocks */ + ideclk_period = 1000000000UL / rate; + + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + pr_err(DRV_NAME ": failed to get IRQ resource\n"); + return irq; + } + + base = devm_ioremap_resource(&pdev->dev, mem); + if (IS_ERR(base)) + return PTR_ERR(base); + + /* configure the Palmchip controller */ + pata_bk3710_chipinit(base); + + /* allocate host */ + host = ata_host_alloc(&pdev->dev, 1); + if (!host) + return -ENOMEM; + ap = host->ports[0]; + + ap->ops = &pata_bk3710_ports_ops; + ap->pio_mask = ATA_PIO4; + ap->mwdma_mask = ATA_MWDMA2; + ap->udma_mask = rate < 100000000 ? ATA_UDMA4 : ATA_UDMA5; + ap->flags |= ATA_FLAG_SLAVE_POSS; + + ap->ioaddr.data_addr = base + BK3710_TF_OFFSET; + ap->ioaddr.error_addr = base + BK3710_TF_OFFSET + 1; + ap->ioaddr.feature_addr = base + BK3710_TF_OFFSET + 1; + ap->ioaddr.nsect_addr = base + BK3710_TF_OFFSET + 2; + ap->ioaddr.lbal_addr = base + BK3710_TF_OFFSET + 3; + ap->ioaddr.lbam_addr = base + BK3710_TF_OFFSET + 4; + ap->ioaddr.lbah_addr = base + BK3710_TF_OFFSET + 5; + ap->ioaddr.device_addr = base + BK3710_TF_OFFSET + 6; + ap->ioaddr.status_addr = base + BK3710_TF_OFFSET + 7; + ap->ioaddr.command_addr = base + BK3710_TF_OFFSET + 7; + + ap->ioaddr.altstatus_addr = base + BK3710_CTL_OFFSET; + ap->ioaddr.ctl_addr = base + BK3710_CTL_OFFSET; + + ap->ioaddr.bmdma_addr = base; + + ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", + (unsigned long)base + BK3710_TF_OFFSET, + (unsigned long)base + BK3710_CTL_OFFSET); + + /* activate */ + return ata_host_activate(host, irq, ata_sff_interrupt, 0, + &pata_bk3710_sht); +} + +/* work with hotplug and coldplug */ +MODULE_ALIAS("platform:palm_bk3710"); + +static struct platform_driver pata_bk3710_driver = { + .driver = { + .name = "palm_bk3710", + }, +}; + +static int __init pata_bk3710_init(void) +{ + return platform_driver_probe(&pata_bk3710_driver, pata_bk3710_probe); +} + +module_init(pata_bk3710_init); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/ata/pata_buddha.c b/drivers/ata/pata_buddha.c index 27d4c417fc60..49bc619b83e2 100644 --- a/drivers/ata/pata_buddha.c +++ b/drivers/ata/pata_buddha.c @@ -57,7 +57,7 @@ static unsigned int xsurf_bases[2] = { XSURF_BASE1, XSURF_BASE2 }; -static struct scsi_host_template pata_buddha_sht = { +static const struct scsi_host_template pata_buddha_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_cmd640.c b/drivers/ata/pata_cmd640.c index 1a3372a72213..45a7217b136e 100644 --- a/drivers/ata/pata_cmd640.c +++ b/drivers/ata/pata_cmd640.c @@ -172,7 +172,7 @@ static bool cmd640_sff_irq_check(struct ata_port *ap) return irq_stat & irq_mask; } -static struct scsi_host_template cmd640_sht = { +static const struct scsi_host_template cmd640_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_cmd64x.c b/drivers/ata/pata_cmd64x.c index 5baa4a7819c1..fafea2b79145 100644 --- a/drivers/ata/pata_cmd64x.c +++ b/drivers/ata/pata_cmd64x.c @@ -319,7 +319,7 @@ static void cmd646r1_bmdma_stop(struct ata_queued_cmd *qc) ata_bmdma_stop(qc); } -static struct scsi_host_template cmd64x_sht = { +static const struct scsi_host_template cmd64x_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_cs5520.c b/drivers/ata/pata_cs5520.c index f4289a532f87..422d42761a1d 100644 --- a/drivers/ata/pata_cs5520.c +++ b/drivers/ata/pata_cs5520.c @@ -94,7 +94,7 @@ static void cs5520_set_piomode(struct ata_port *ap, struct ata_device *adev) cs5520_set_timings(ap, adev, adev->pio_mode); } -static struct scsi_host_template cs5520_sht = { +static const struct scsi_host_template cs5520_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_DUMB_MAX_PRD, .dma_boundary = ATA_DMA_BOUNDARY, diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c index d5b7ac14e78f..1e67b0f8db43 100644 --- a/drivers/ata/pata_cs5530.c +++ b/drivers/ata/pata_cs5530.c @@ -146,7 +146,7 @@ static unsigned int cs5530_qc_issue(struct ata_queued_cmd *qc) return ata_bmdma_qc_issue(qc); } -static struct scsi_host_template cs5530_sht = { +static const struct scsi_host_template cs5530_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_DUMB_MAX_PRD, .dma_boundary = ATA_DMA_BOUNDARY, diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c index c2c3238ff84b..d793fc441b46 100644 --- a/drivers/ata/pata_cs5535.c +++ b/drivers/ata/pata_cs5535.c @@ -141,7 +141,7 @@ static void cs5535_set_dmamode(struct ata_port *ap, struct ata_device *adev) wrmsr(ATAC_CH0D0_DMA + 2 * adev->devno, reg, 0); } -static struct scsi_host_template cs5535_sht = { +static const struct scsi_host_template cs5535_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c index ab47aeb5587f..b811efd2cc34 100644 --- a/drivers/ata/pata_cs5536.c +++ b/drivers/ata/pata_cs5536.c @@ -217,7 +217,7 @@ static void cs5536_set_dmamode(struct ata_port *ap, struct ata_device *adev) cs5536_write(pdev, ETC, etc); } -static struct scsi_host_template cs5536_sht = { +static const struct scsi_host_template cs5536_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_cypress.c b/drivers/ata/pata_cypress.c index 3be5d52a777b..ae347b5c2871 100644 --- a/drivers/ata/pata_cypress.c +++ b/drivers/ata/pata_cypress.c @@ -115,7 +115,7 @@ static void cy82c693_set_dmamode(struct ata_port *ap, struct ata_device *adev) outb(0x50, 0x23); } -static struct scsi_host_template cy82c693_sht = { +static const struct scsi_host_template cy82c693_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_efar.c b/drivers/ata/pata_efar.c index 21da59f35b41..2e6eccf2902f 100644 --- a/drivers/ata/pata_efar.c +++ b/drivers/ata/pata_efar.c @@ -234,7 +234,7 @@ static void efar_set_dmamode (struct ata_port *ap, struct ata_device *adev) spin_unlock_irqrestore(&efar_lock, flags); } -static struct scsi_host_template efar_sht = { +static const struct scsi_host_template efar_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c index 47845d920075..c6e043e05d43 100644 --- a/drivers/ata/pata_ep93xx.c +++ b/drivers/ata/pata_ep93xx.c @@ -872,7 +872,7 @@ static int ep93xx_pata_port_start(struct ata_port *ap) return 0; } -static struct scsi_host_template ep93xx_pata_sht = { +static const struct scsi_host_template ep93xx_pata_sht = { ATA_BASE_SHT(DRV_NAME), /* ep93xx dma implementation limit */ .sg_tablesize = 32, diff --git a/drivers/ata/pata_falcon.c b/drivers/ata/pata_falcon.c index 823c88622e34..996516e64f13 100644 --- a/drivers/ata/pata_falcon.c +++ b/drivers/ata/pata_falcon.c @@ -33,7 +33,7 @@ #define DRV_NAME "pata_falcon" #define DRV_VERSION "0.1.0" -static struct scsi_host_template pata_falcon_sht = { +static const struct scsi_host_template pata_falcon_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_ftide010.c b/drivers/ata/pata_ftide010.c index 88924b5daa1a..6f6734c09b11 100644 --- a/drivers/ata/pata_ftide010.c +++ b/drivers/ata/pata_ftide010.c @@ -84,7 +84,7 @@ struct ftide010 { #define FTIDE010_CLK_MOD_DEV0_UDMA_EN BIT(4) #define FTIDE010_CLK_MOD_DEV1_UDMA_EN BIT(5) -static struct scsi_host_template pata_ftide010_sht = { +static const struct scsi_host_template pata_ftide010_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_gayle.c b/drivers/ata/pata_gayle.c index 65bc9f3042ce..e5aa07f92106 100644 --- a/drivers/ata/pata_gayle.c +++ b/drivers/ata/pata_gayle.c @@ -35,7 +35,7 @@ #define GAYLE_CONTROL 0x101a -static struct scsi_host_template pata_gayle_sht = { +static const struct scsi_host_template pata_gayle_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c index 7e441fb304d3..bdccd1ba1524 100644 --- a/drivers/ata/pata_hpt366.c +++ b/drivers/ata/pata_hpt366.c @@ -312,7 +312,7 @@ static int hpt366_prereset(struct ata_link *link, unsigned long deadline) return ata_sff_prereset(link, deadline); } -static struct scsi_host_template hpt36x_sht = { +static const struct scsi_host_template hpt36x_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index ce3c5eaa7e76..c0329cf01135 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -526,7 +526,7 @@ static void hpt37x_bmdma_stop(struct ata_queued_cmd *qc) } -static struct scsi_host_template hpt37x_sht = { +static const struct scsi_host_template hpt37x_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c index 617c95522f43..5b1ecccf3c83 100644 --- a/drivers/ata/pata_hpt3x2n.c +++ b/drivers/ata/pata_hpt3x2n.c @@ -337,7 +337,7 @@ static unsigned int hpt3x2n_qc_issue(struct ata_queued_cmd *qc) return ata_bmdma_qc_issue(qc); } -static struct scsi_host_template hpt3x2n_sht = { +static const struct scsi_host_template hpt3x2n_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c index 83974d5eb387..d65c586b5ad0 100644 --- a/drivers/ata/pata_hpt3x3.c +++ b/drivers/ata/pata_hpt3x3.c @@ -136,7 +136,7 @@ static int hpt3x3_atapi_dma(struct ata_queued_cmd *qc) #endif /* CONFIG_PATA_HPT3X3_DMA */ -static struct scsi_host_template hpt3x3_sht = { +static const struct scsi_host_template hpt3x3_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_icside.c b/drivers/ata/pata_icside.c index 498383cb6e29..9cfb064782c3 100644 --- a/drivers/ata/pata_icside.c +++ b/drivers/ata/pata_icside.c @@ -298,7 +298,7 @@ static int icside_dma_init(struct pata_icside_info *info) } -static struct scsi_host_template pata_icside_sht = { +static const struct scsi_host_template pata_icside_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = SG_MAX_SEGMENTS, .dma_boundary = IOMD_DMA_BOUNDARY, diff --git a/drivers/ata/pata_imx.c b/drivers/ata/pata_imx.c index 150939275b1b..4013f28679a9 100644 --- a/drivers/ata/pata_imx.c +++ b/drivers/ata/pata_imx.c @@ -97,7 +97,7 @@ static void pata_imx_set_piomode(struct ata_port *ap, struct ata_device *adev) __raw_writel(val, priv->host_regs + PATA_IMX_ATA_CONTROL); } -static struct scsi_host_template pata_imx_sht = { +static const struct scsi_host_template pata_imx_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c index 43bb224430d3..25a63d043c8e 100644 --- a/drivers/ata/pata_isapnp.c +++ b/drivers/ata/pata_isapnp.c @@ -20,7 +20,7 @@ #define DRV_NAME "pata_isapnp" #define DRV_VERSION "0.2.5" -static struct scsi_host_template isapnp_sht = { +static const struct scsi_host_template isapnp_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_it8213.c b/drivers/ata/pata_it8213.c index 8a3e8778163c..b7ac56103c8a 100644 --- a/drivers/ata/pata_it8213.c +++ b/drivers/ata/pata_it8213.c @@ -228,7 +228,7 @@ static void it8213_set_dmamode (struct ata_port *ap, struct ata_device *adev) pci_write_config_byte(dev, 0x48, udma_enable); } -static struct scsi_host_template it8213_sht = { +static const struct scsi_host_template it8213_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c index 8a5b4e0079ab..2fe3fb6102ce 100644 --- a/drivers/ata/pata_it821x.c +++ b/drivers/ata/pata_it821x.c @@ -800,7 +800,7 @@ static int it821x_rdc_cable(struct ata_port *ap) return ATA_CBL_PATA80; } -static struct scsi_host_template it821x_sht = { +static const struct scsi_host_template it821x_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c index e225913a619d..9a2c1b6cd71f 100644 --- a/drivers/ata/pata_ixp4xx_cf.c +++ b/drivers/ata/pata_ixp4xx_cf.c @@ -173,7 +173,7 @@ static unsigned int ixp4xx_mmio_data_xfer(struct ata_queued_cmd *qc, return words << 1; } -static struct scsi_host_template ixp4xx_sht = { +static const struct scsi_host_template ixp4xx_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c index d1b3ce8958dd..f51fb8219762 100644 --- a/drivers/ata/pata_jmicron.c +++ b/drivers/ata/pata_jmicron.c @@ -107,7 +107,7 @@ static int jmicron_pre_reset(struct ata_link *link, unsigned long deadline) /* No PIO or DMA methods needed for this device */ -static struct scsi_host_template jmicron_sht = { +static const struct scsi_host_template jmicron_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c index 03c580625c2c..448a511cbc17 100644 --- a/drivers/ata/pata_legacy.c +++ b/drivers/ata/pata_legacy.c @@ -250,7 +250,7 @@ static int legacy_set_mode(struct ata_link *link, struct ata_device **unused) return 0; } -static struct scsi_host_template legacy_sht = { +static const struct scsi_host_template legacy_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_macio.c b/drivers/ata/pata_macio.c index 9ccaac9e2bc3..c4d86ea049f0 100644 --- a/drivers/ata/pata_macio.c +++ b/drivers/ata/pata_macio.c @@ -908,7 +908,7 @@ static int pata_macio_do_resume(struct pata_macio_priv *priv) } #endif /* CONFIG_PM_SLEEP */ -static struct scsi_host_template pata_macio_sht = { +static const struct scsi_host_template pata_macio_sht = { __ATA_BASE_SHT(DRV_NAME), .sg_tablesize = MAX_DCMDS, /* We may not need that strict one */ diff --git a/drivers/ata/pata_marvell.c b/drivers/ata/pata_marvell.c index 014ccb0f45dc..8119caaad605 100644 --- a/drivers/ata/pata_marvell.c +++ b/drivers/ata/pata_marvell.c @@ -92,7 +92,7 @@ static int marvell_cable_detect(struct ata_port *ap) /* No PIO or DMA methods needed for this device */ -static struct scsi_host_template marvell_sht = { +static const struct scsi_host_template marvell_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c index 3ebd6522a1fd..66c9dea4ea6e 100644 --- a/drivers/ata/pata_mpc52xx.c +++ b/drivers/ata/pata_mpc52xx.c @@ -606,7 +606,7 @@ mpc52xx_ata_task_irq(int irq, void *vpriv) return IRQ_HANDLED; } -static struct scsi_host_template mpc52xx_ata_sht = { +static const struct scsi_host_template mpc52xx_ata_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_mpiix.c b/drivers/ata/pata_mpiix.c index 8fda0e32c1ab..69e4baf27d72 100644 --- a/drivers/ata/pata_mpiix.c +++ b/drivers/ata/pata_mpiix.c @@ -136,7 +136,7 @@ static unsigned int mpiix_qc_issue(struct ata_queued_cmd *qc) return ata_sff_qc_issue(qc); } -static struct scsi_host_template mpiix_sht = { +static const struct scsi_host_template mpiix_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_netcell.c b/drivers/ata/pata_netcell.c index 06929e77c491..c0b2897fcf40 100644 --- a/drivers/ata/pata_netcell.c +++ b/drivers/ata/pata_netcell.c @@ -31,7 +31,7 @@ static unsigned int netcell_read_id(struct ata_device *adev, return err_mask; } -static struct scsi_host_template netcell_sht = { +static const struct scsi_host_template netcell_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_ninja32.c b/drivers/ata/pata_ninja32.c index f9255d6fd194..76a91013d27d 100644 --- a/drivers/ata/pata_ninja32.c +++ b/drivers/ata/pata_ninja32.c @@ -77,7 +77,7 @@ static void ninja32_dev_select(struct ata_port *ap, unsigned int device) } } -static struct scsi_host_template ninja32_sht = { +static const struct scsi_host_template ninja32_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_ns87410.c b/drivers/ata/pata_ns87410.c index ca3ab2736fef..44cc24d21d5f 100644 --- a/drivers/ata/pata_ns87410.c +++ b/drivers/ata/pata_ns87410.c @@ -114,7 +114,7 @@ static unsigned int ns87410_qc_issue(struct ata_queued_cmd *qc) return ata_sff_qc_issue(qc); } -static struct scsi_host_template ns87410_sht = { +static const struct scsi_host_template ns87410_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_ns87415.c b/drivers/ata/pata_ns87415.c index 9dd6bffefb48..d60e1f69d7b0 100644 --- a/drivers/ata/pata_ns87415.c +++ b/drivers/ata/pata_ns87415.c @@ -320,7 +320,7 @@ static struct ata_port_operations ns87560_pata_ops = { }; #endif -static struct scsi_host_template ns87415_sht = { +static const struct scsi_host_template ns87415_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c index 4cbcdc5da038..b1ce9f1761af 100644 --- a/drivers/ata/pata_octeon_cf.c +++ b/drivers/ata/pata_octeon_cf.c @@ -58,7 +58,7 @@ struct octeon_cf_port { u64 dma_base; }; -static struct scsi_host_template octeon_cf_sht = { +static const struct scsi_host_template octeon_cf_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_of_platform.c b/drivers/ata/pata_of_platform.c index ac5a633c00a5..178b28eff170 100644 --- a/drivers/ata/pata_of_platform.c +++ b/drivers/ata/pata_of_platform.c @@ -15,7 +15,7 @@ #define DRV_NAME "pata_of_platform" -static struct scsi_host_template pata_platform_sht = { +static const struct scsi_host_template pata_platform_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c index 22a020374410..dca82d92b004 100644 --- a/drivers/ata/pata_oldpiix.c +++ b/drivers/ata/pata_oldpiix.c @@ -204,7 +204,7 @@ static unsigned int oldpiix_qc_issue(struct ata_queued_cmd *qc) } -static struct scsi_host_template oldpiix_sht = { +static const struct scsi_host_template oldpiix_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_opti.c b/drivers/ata/pata_opti.c index 01976c4e4033..3d23f57eb128 100644 --- a/drivers/ata/pata_opti.c +++ b/drivers/ata/pata_opti.c @@ -148,7 +148,7 @@ static void opti_set_piomode(struct ata_port *ap, struct ata_device *adev) opti_write_reg(ap, 0x85, CNTRL_REG); } -static struct scsi_host_template opti_sht = { +static const struct scsi_host_template opti_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_optidma.c b/drivers/ata/pata_optidma.c index ad1090b90e52..dfc36b4ec9c6 100644 --- a/drivers/ata/pata_optidma.c +++ b/drivers/ata/pata_optidma.c @@ -334,7 +334,7 @@ static int optidma_set_mode(struct ata_link *link, struct ata_device **r_failed) return rc; } -static struct scsi_host_template optidma_sht = { +static const struct scsi_host_template optidma_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c index 8eb066abbd9c..5b602206c522 100644 --- a/drivers/ata/pata_pcmcia.c +++ b/drivers/ata/pata_pcmcia.c @@ -132,7 +132,7 @@ static void pcmcia_8bit_drain_fifo(struct ata_queued_cmd *qc) } -static struct scsi_host_template pcmcia_sht = { +static const struct scsi_host_template pcmcia_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c index 4191aa61c8e4..6820c5597b14 100644 --- a/drivers/ata/pata_pdc2027x.c +++ b/drivers/ata/pata_pdc2027x.c @@ -122,7 +122,7 @@ static struct pci_driver pdc2027x_pci_driver = { #endif }; -static struct scsi_host_template pdc2027x_sht = { +static const struct scsi_host_template pdc2027x_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_pdc202xx_old.c b/drivers/ata/pata_pdc202xx_old.c index f894ff2de0a9..a32723e46357 100644 --- a/drivers/ata/pata_pdc202xx_old.c +++ b/drivers/ata/pata_pdc202xx_old.c @@ -289,7 +289,7 @@ static int pdc2026x_check_atapi_dma(struct ata_queued_cmd *qc) return 1; } -static struct scsi_host_template pdc202xx_sht = { +static const struct scsi_host_template pdc202xx_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_piccolo.c b/drivers/ata/pata_piccolo.c index 389b63b13c70..ced906bf56be 100644 --- a/drivers/ata/pata_piccolo.c +++ b/drivers/ata/pata_piccolo.c @@ -62,7 +62,7 @@ static void tosh_set_dmamode(struct ata_port *ap, struct ata_device *adev) } -static struct scsi_host_template tosh_sht = { +static const struct scsi_host_template tosh_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c index 21fb059859bd..87479bc893b2 100644 --- a/drivers/ata/pata_platform.c +++ b/drivers/ata/pata_platform.c @@ -45,7 +45,7 @@ static int pata_platform_set_mode(struct ata_link *link, struct ata_device **unu return 0; } -static struct scsi_host_template pata_platform_sht = { +static const struct scsi_host_template pata_platform_sht = { ATA_PIO_SHT(DRV_NAME), }; @@ -97,7 +97,7 @@ static void pata_platform_setup_port(struct ata_ioports *ioaddr, int __pata_platform_probe(struct device *dev, struct resource *io_res, struct resource *ctl_res, struct resource *irq_res, unsigned int ioport_shift, int __pio_mask, - struct scsi_host_template *sht, bool use16bit) + const struct scsi_host_template *sht, bool use16bit) { struct ata_host *host; struct ata_port *ap; diff --git a/drivers/ata/pata_pxa.c b/drivers/ata/pata_pxa.c index 985f42c4fd70..ea402e02c46e 100644 --- a/drivers/ata/pata_pxa.c +++ b/drivers/ata/pata_pxa.c @@ -136,7 +136,7 @@ static int pxa_check_atapi_dma(struct ata_queued_cmd *qc) return -EOPNOTSUPP; } -static struct scsi_host_template pxa_ata_sht = { +static const struct scsi_host_template pxa_ata_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_radisys.c b/drivers/ata/pata_radisys.c index 3aca8fe3fdb6..84b001097093 100644 --- a/drivers/ata/pata_radisys.c +++ b/drivers/ata/pata_radisys.c @@ -183,7 +183,7 @@ static unsigned int radisys_qc_issue(struct ata_queued_cmd *qc) } -static struct scsi_host_template radisys_sht = { +static const struct scsi_host_template radisys_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c index 2e110aefe59b..3974d294a341 100644 --- a/drivers/ata/pata_rb532_cf.c +++ b/drivers/ata/pata_rb532_cf.c @@ -73,7 +73,7 @@ static struct ata_port_operations rb532_pata_port_ops = { /* ------------------------------------------------------------------------ */ -static struct scsi_host_template rb532_pata_sht = { +static const struct scsi_host_template rb532_pata_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c index ecb229c2c1a2..0a9689862f71 100644 --- a/drivers/ata/pata_rdc.c +++ b/drivers/ata/pata_rdc.c @@ -288,7 +288,7 @@ static const struct ata_port_info rdc_port_info = { .port_ops = &rdc_pata_ops, }; -static struct scsi_host_template rdc_sht = { +static const struct scsi_host_template rdc_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_rz1000.c b/drivers/ata/pata_rz1000.c index fb00c3e5fd19..8e2606793091 100644 --- a/drivers/ata/pata_rz1000.c +++ b/drivers/ata/pata_rz1000.c @@ -50,7 +50,7 @@ static int rz1000_set_mode(struct ata_link *link, struct ata_device **unused) } -static struct scsi_host_template rz1000_sht = { +static const struct scsi_host_template rz1000_sht = { ATA_PIO_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c index f28daf62a37d..a388dfb97ad8 100644 --- a/drivers/ata/pata_sc1200.c +++ b/drivers/ata/pata_sc1200.c @@ -192,7 +192,7 @@ static int sc1200_qc_defer(struct ata_queued_cmd *qc) return 0; } -static struct scsi_host_template sc1200_sht = { +static const struct scsi_host_template sc1200_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_DUMB_MAX_PRD, .dma_boundary = ATA_DMA_BOUNDARY, diff --git a/drivers/ata/pata_sch.c b/drivers/ata/pata_sch.c index 4f9c2aefd807..8356f1f2a025 100644 --- a/drivers/ata/pata_sch.c +++ b/drivers/ata/pata_sch.c @@ -57,7 +57,7 @@ static struct pci_driver sch_pci_driver = { #endif }; -static struct scsi_host_template sch_sht = { +static const struct scsi_host_template sch_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c index c0bc4af0d196..549ff24a9823 100644 --- a/drivers/ata/pata_serverworks.c +++ b/drivers/ata/pata_serverworks.c @@ -252,13 +252,13 @@ static void serverworks_set_dmamode(struct ata_port *ap, struct ata_device *adev pci_write_config_byte(pdev, 0x54, ultra_cfg); } -static struct scsi_host_template serverworks_osb4_sht = { +static const struct scsi_host_template serverworks_osb4_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_DUMB_MAX_PRD, .dma_boundary = ATA_DMA_BOUNDARY, }; -static struct scsi_host_template serverworks_csb_sht = { +static const struct scsi_host_template serverworks_csb_sht = { ATA_BMDMA_SHT(DRV_NAME), }; @@ -413,7 +413,7 @@ static int serverworks_init_one(struct pci_dev *pdev, const struct pci_device_id } }; const struct ata_port_info *ppi[] = { &info[id->driver_data], NULL }; - struct scsi_host_template *sht = &serverworks_csb_sht; + const struct scsi_host_template *sht = &serverworks_csb_sht; int rc; rc = pcim_enable_device(pdev); diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c index 67ef2e26d7df..abe64b5f83cf 100644 --- a/drivers/ata/pata_sil680.c +++ b/drivers/ata/pata_sil680.c @@ -223,7 +223,7 @@ static bool sil680_sff_irq_check(struct ata_port *ap) return val & 0x08; } -static struct scsi_host_template sil680_sht = { +static const struct scsi_host_template sil680_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c index 92e4cf05de2c..31de06b66221 100644 --- a/drivers/ata/pata_sis.c +++ b/drivers/ata/pata_sis.c @@ -539,7 +539,7 @@ static unsigned int sis_133_mode_filter(struct ata_device *adev, unsigned int ma return mask; } -static struct scsi_host_template sis_sht = { +static const struct scsi_host_template sis_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_sl82c105.c b/drivers/ata/pata_sl82c105.c index 8487470e2e01..3b62ea482f1a 100644 --- a/drivers/ata/pata_sl82c105.c +++ b/drivers/ata/pata_sl82c105.c @@ -238,7 +238,7 @@ static bool sl82c105_sff_irq_check(struct ata_port *ap) return val & mask; } -static struct scsi_host_template sl82c105_sht = { +static const struct scsi_host_template sl82c105_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_triflex.c b/drivers/ata/pata_triflex.c index 782162d2f3f8..26d448a869e2 100644 --- a/drivers/ata/pata_triflex.c +++ b/drivers/ata/pata_triflex.c @@ -160,7 +160,7 @@ static void triflex_bmdma_stop(struct ata_queued_cmd *qc) triflex_load_timing(qc->ap, qc->dev, qc->dev->pio_mode); } -static struct scsi_host_template triflex_sht = { +static const struct scsi_host_template triflex_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 34f00f389932..696b99720dcb 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -443,7 +443,7 @@ static int via_port_start(struct ata_port *ap) return 0; } -static struct scsi_host_template via_sht = { +static const struct scsi_host_template via_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c index 35b823ac20c9..8e6b2599f0d5 100644 --- a/drivers/ata/pdc_adma.c +++ b/drivers/ata/pdc_adma.c @@ -123,7 +123,7 @@ static void adma_freeze(struct ata_port *ap); static void adma_thaw(struct ata_port *ap); static int adma_prereset(struct ata_link *link, unsigned long deadline); -static struct scsi_host_template adma_ata_sht = { +static const struct scsi_host_template adma_ata_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_MAX_PRD, .dma_boundary = ADMA_DMA_BOUNDARY, diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c index 21d77633a98f..24334a8a3f0b 100644 --- a/drivers/ata/sata_dwc_460ex.c +++ b/drivers/ata/sata_dwc_460ex.c @@ -1076,7 +1076,7 @@ static void sata_dwc_dev_select(struct ata_port *ap, unsigned int device) /* * scsi mid-layer and libata interface structures */ -static struct scsi_host_template sata_dwc_sht = { +static const struct scsi_host_template sata_dwc_sht = { ATA_NCQ_SHT(DRV_NAME), /* * test-only: Currently this driver doesn't handle NCQ diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index b052c5a65c17..ccd99b9aa9ff 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -1376,7 +1376,7 @@ static void sata_fsl_host_stop(struct ata_host *host) /* * scsi mid-layer and libata interface structures */ -static struct scsi_host_template sata_fsl_sht = { +static const struct scsi_host_template sata_fsl_sht = { ATA_NCQ_SHT_QD("sata_fsl", SATA_FSL_QUEUE_DEPTH), .sg_tablesize = SATA_FSL_MAX_PRD_USABLE, .dma_boundary = ATA_DMA_BOUNDARY, diff --git a/drivers/ata/sata_highbank.c b/drivers/ata/sata_highbank.c index dfbf9493e451..8237ece4a46f 100644 --- a/drivers/ata/sata_highbank.c +++ b/drivers/ata/sata_highbank.c @@ -438,7 +438,7 @@ static const struct ata_port_info ahci_highbank_port_info = { .port_ops = &ahci_highbank_ops, }; -static struct scsi_host_template ahci_highbank_platform_sht = { +static const struct scsi_host_template ahci_highbank_platform_sht = { AHCI_SHT("sata_highbank"), }; diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index 2833c722118d..2c8c78ed86c1 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -242,7 +242,7 @@ struct inic_port_priv { dma_addr_t cpb_tbl_dma; }; -static struct scsi_host_template inic_sht = { +static const struct scsi_host_template inic_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_MAX_PRD, /* maybe it can be larger? */ diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index e3cff01201b8..d404e631d152 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -659,13 +659,13 @@ static u8 mv_sff_check_status(struct ata_port *ap); * PRDs for 64K boundaries in mv_fill_sg(). */ #ifdef CONFIG_PCI -static struct scsi_host_template mv5_sht = { +static const struct scsi_host_template mv5_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = MV_MAX_SG_CT / 2, .dma_boundary = MV_DMA_BOUNDARY, }; #endif -static struct scsi_host_template mv6_sht = { +static const struct scsi_host_template mv6_sht = { __ATA_BASE_SHT(DRV_NAME), .can_queue = MV_MAX_Q_DEPTH - 1, .sg_tablesize = MV_MAX_SG_CT / 2, diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index 9b2d289e89e1..abf5651c87ab 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -371,11 +371,11 @@ static struct pci_driver nv_pci_driver = { .remove = ata_pci_remove_one, }; -static struct scsi_host_template nv_sht = { +static const struct scsi_host_template nv_sht = { ATA_BMDMA_SHT(DRV_NAME), }; -static struct scsi_host_template nv_adma_sht = { +static const struct scsi_host_template nv_adma_sht = { __ATA_BASE_SHT(DRV_NAME), .can_queue = NV_ADMA_MAX_CPBS, .sg_tablesize = NV_ADMA_SGTBL_TOTAL_LEN, @@ -386,7 +386,7 @@ static struct scsi_host_template nv_adma_sht = { .tag_alloc_policy = BLK_TAG_ALLOC_RR, }; -static struct scsi_host_template nv_swncq_sht = { +static const struct scsi_host_template nv_swncq_sht = { __ATA_BASE_SHT(DRV_NAME), .can_queue = ATA_MAX_QUEUE - 1, .sg_tablesize = LIBATA_MAX_PRD, @@ -520,7 +520,7 @@ static struct ata_port_operations nv_swncq_ops = { struct nv_pi_priv { irq_handler_t irq_handler; - struct scsi_host_template *sht; + const struct scsi_host_template *sht; }; #define NV_PI_PRIV(_irq_handler, _sht) \ diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c index 4e60e6c4c35a..2df1a070b25a 100644 --- a/drivers/ata/sata_promise.c +++ b/drivers/ata/sata_promise.c @@ -158,7 +158,7 @@ static void pdc_error_handler(struct ata_port *ap); static void pdc_post_internal_cmd(struct ata_queued_cmd *qc); static int pdc_pata_cable_detect(struct ata_port *ap); -static struct scsi_host_template pdc_ata_sht = { +static const struct scsi_host_template pdc_ata_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = PDC_MAX_PRD, .dma_boundary = ATA_DMA_BOUNDARY, diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c index 8ca0810aad26..8a6286159044 100644 --- a/drivers/ata/sata_qstor.c +++ b/drivers/ata/sata_qstor.c @@ -108,7 +108,7 @@ static void qs_thaw(struct ata_port *ap); static int qs_prereset(struct ata_link *link, unsigned long deadline); static void qs_error_handler(struct ata_port *ap); -static struct scsi_host_template qs_ata_sht = { +static const struct scsi_host_template qs_ata_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = QS_MAX_PRD, .dma_boundary = QS_DMA_BOUNDARY, diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c index 0195eb29f6c2..34790f15c1b8 100644 --- a/drivers/ata/sata_rcar.c +++ b/drivers/ata/sata_rcar.c @@ -608,7 +608,7 @@ static u8 sata_rcar_bmdma_status(struct ata_port *ap) return host_stat; } -static struct scsi_host_template sata_rcar_sht = { +static const struct scsi_host_template sata_rcar_sht = { ATA_BASE_SHT(DRV_NAME), /* * This controller allows transfer chunks up to 512MB which cross 64KB diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c index 3b989a52879d..cc77c0248284 100644 --- a/drivers/ata/sata_sil.c +++ b/drivers/ata/sata_sil.c @@ -156,7 +156,7 @@ static struct pci_driver sil_pci_driver = { #endif }; -static struct scsi_host_template sil_sht = { +static const struct scsi_host_template sil_sht = { ATA_BASE_SHT(DRV_NAME), /** These controllers support Large Block Transfer which allows transfer chunks up to 2GB and which cross 64KB boundaries, diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c index 22cc9e9789dd..e72a0257990d 100644 --- a/drivers/ata/sata_sil24.c +++ b/drivers/ata/sata_sil24.c @@ -373,7 +373,7 @@ static struct pci_driver sil24_pci_driver = { #endif }; -static struct scsi_host_template sil24_sht = { +static const struct scsi_host_template sil24_sht = { __ATA_BASE_SHT(DRV_NAME), .can_queue = SIL24_MAX_CMDS, .sg_tablesize = SIL24_MAX_SGE, diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c index 316237362aa9..ef8724986de3 100644 --- a/drivers/ata/sata_sis.c +++ b/drivers/ata/sata_sis.c @@ -72,7 +72,7 @@ static struct pci_driver sis_pci_driver = { #endif }; -static struct scsi_host_template sis_sht = { +static const struct scsi_host_template sis_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c index 2e3418a82b44..c47c3fb434d5 100644 --- a/drivers/ata/sata_svw.c +++ b/drivers/ata/sata_svw.c @@ -330,7 +330,7 @@ static int k2_sata_show_info(struct seq_file *m, struct Scsi_Host *shost) return 0; } -static struct scsi_host_template k2_sata_sht = { +static const struct scsi_host_template k2_sata_sht = { ATA_BMDMA_SHT(DRV_NAME), .show_info = k2_sata_show_info, }; diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c index a92c60455b1d..ccc016072637 100644 --- a/drivers/ata/sata_sx4.c +++ b/drivers/ata/sata_sx4.c @@ -226,7 +226,7 @@ static void pdc_post_internal_cmd(struct ata_queued_cmd *qc); static int pdc_check_atapi_dma(struct ata_queued_cmd *qc); -static struct scsi_host_template pdc_sata_sht = { +static const struct scsi_host_template pdc_sata_sht = { ATA_BASE_SHT(DRV_NAME), .sg_tablesize = LIBATA_MAX_PRD, .dma_boundary = ATA_DMA_BOUNDARY, diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c index 815e6af75310..60ea45926cd1 100644 --- a/drivers/ata/sata_uli.c +++ b/drivers/ata/sata_uli.c @@ -59,7 +59,7 @@ static struct pci_driver uli_pci_driver = { .remove = ata_pci_remove_one, }; -static struct scsi_host_template uli_sht = { +static const struct scsi_host_template uli_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c index c7891cc84ea0..57cbf2cef618 100644 --- a/drivers/ata/sata_via.c +++ b/drivers/ata/sata_via.c @@ -107,7 +107,7 @@ static struct pci_driver svia_pci_driver = { .remove = ata_pci_remove_one, }; -static struct scsi_host_template svia_sht = { +static const struct scsi_host_template svia_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c index 87e4ed66b306..d39b87537168 100644 --- a/drivers/ata/sata_vsc.c +++ b/drivers/ata/sata_vsc.c @@ -277,7 +277,7 @@ static irqreturn_t vsc_sata_interrupt(int irq, void *dev_instance) } -static struct scsi_host_template vsc_sata_sht = { +static const struct scsi_host_template vsc_sata_sht = { ATA_BMDMA_SHT(DRV_NAME), }; diff --git a/include/linux/ahci_platform.h b/include/linux/ahci_platform.h index 17fa26215292..fe0760ce34c8 100644 --- a/include/linux/ahci_platform.h +++ b/include/linux/ahci_platform.h @@ -37,7 +37,7 @@ struct ahci_host_priv *ahci_platform_get_resources( int ahci_platform_init_host(struct platform_device *pdev, struct ahci_host_priv *hpriv, const struct ata_port_info *pi_template, - struct scsi_host_template *sht); + const struct scsi_host_template *sht); void ahci_platform_shutdown(struct platform_device *pdev); diff --git a/include/linux/ata_platform.h b/include/linux/ata_platform.h index 9cafec92282d..b9745cc08e38 100644 --- a/include/linux/ata_platform.h +++ b/include/linux/ata_platform.h @@ -19,7 +19,7 @@ extern int __pata_platform_probe(struct device *dev, struct resource *irq_res, unsigned int ioport_shift, int __pio_mask, - struct scsi_host_template *sht, + const struct scsi_host_template *sht, bool use16bit); /* diff --git a/include/linux/libata.h b/include/linux/libata.h index a759dfbdcc91..311cd93377c7 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1065,10 +1065,10 @@ extern void ata_host_get(struct ata_host *host); extern void ata_host_put(struct ata_host *host); extern int ata_host_start(struct ata_host *host); extern int ata_host_register(struct ata_host *host, - struct scsi_host_template *sht); + const struct scsi_host_template *sht); extern int ata_host_activate(struct ata_host *host, int irq, irq_handler_t irq_handler, unsigned long irq_flags, - struct scsi_host_template *sht); + const struct scsi_host_template *sht); extern void ata_host_detach(struct ata_host *host); extern void ata_host_init(struct ata_host *, struct device *, struct ata_port_operations *); extern int ata_scsi_detect(struct scsi_host_template *sht); @@ -1980,10 +1980,10 @@ extern int ata_pci_sff_prepare_host(struct pci_dev *pdev, struct ata_host **r_host); extern int ata_pci_sff_activate_host(struct ata_host *host, irq_handler_t irq_handler, - struct scsi_host_template *sht); + const struct scsi_host_template *sht); extern int ata_pci_sff_init_one(struct pci_dev *pdev, const struct ata_port_info * const * ppi, - struct scsi_host_template *sht, void *host_priv, int hflags); + const struct scsi_host_template *sht, void *host_priv, int hflags); #endif /* CONFIG_PCI */ #ifdef CONFIG_ATA_BMDMA @@ -2019,7 +2019,7 @@ extern int ata_pci_bmdma_prepare_host(struct pci_dev *pdev, struct ata_host **r_host); extern int ata_pci_bmdma_init_one(struct pci_dev *pdev, const struct ata_port_info * const * ppi, - struct scsi_host_template *sht, + const struct scsi_host_template *sht, void *host_priv, int hflags); #endif /* CONFIG_PCI */ #endif /* CONFIG_ATA_BMDMA */