diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 3 | ||||
| -rw-r--r-- | drivers/ata/libata-eh.c | 4 | ||||
| -rw-r--r-- | drivers/ata/pata_palmld.c | 83 | ||||
| -rw-r--r-- | drivers/ata/pata_pxa.c | 1 | ||||
| -rw-r--r-- | drivers/ata/pata_rb532_cf.c | 45 | ||||
| -rw-r--r-- | drivers/ata/sata_highbank.c | 37 | ||||
| -rw-r--r-- | drivers/ata/sata_rcar.c | 10 |
7 files changed, 77 insertions, 106 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 6e594644cb1d..b8c3f9e6af89 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4553,7 +4553,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { /* These specific Samsung models/firmware-revs do not handle LPM well */ { "SAMSUNG MZMPC128HBFU-000MV", "CXM14M1Q", ATA_HORKAGE_NOLPM, }, { "SAMSUNG SSD PM830 mSATA *", "CXM13D1Q", ATA_HORKAGE_NOLPM, }, - { "SAMSUNG MZ7TD256HAFV-000L9", "DXT02L5Q", ATA_HORKAGE_NOLPM, }, + { "SAMSUNG MZ7TD256HAFV-000L9", NULL, ATA_HORKAGE_NOLPM, }, /* devices that don't properly handle queued TRIM commands */ { "Micron_M500IT_*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | @@ -4602,6 +4602,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "SSD*INTEL*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Samsung*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "SAMSUNG*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "SAMSUNG*MZ7KM*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "ST[1248][0248]0[FH]*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, /* diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 01306c018398..938ed513b070 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -919,8 +919,6 @@ static void ata_eh_set_pending(struct ata_port *ap, int fastdrain) void ata_qc_schedule_eh(struct ata_queued_cmd *qc) { struct ata_port *ap = qc->ap; - struct request_queue *q = qc->scsicmd->device->request_queue; - unsigned long flags; WARN_ON(!ap->ops->error_handler); @@ -932,9 +930,7 @@ void ata_qc_schedule_eh(struct ata_queued_cmd *qc) * Note that ATA_QCFLAG_FAILED is unconditionally set after * this function completes. */ - spin_lock_irqsave(q->queue_lock, flags); blk_abort_request(qc->scsicmd->request); - spin_unlock_irqrestore(q->queue_lock, flags); } /** diff --git a/drivers/ata/pata_palmld.c b/drivers/ata/pata_palmld.c index d071ab6864a8..26817fd91700 100644 --- a/drivers/ata/pata_palmld.c +++ b/drivers/ata/pata_palmld.c @@ -26,16 +26,17 @@ #include <linux/irq.h> #include <linux/platform_device.h> #include <linux/delay.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <scsi/scsi_host.h> #include <mach/palmld.h> #define DRV_NAME "pata_palmld" -static struct gpio palmld_hdd_gpios[] = { - { GPIO_NR_PALMLD_IDE_PWEN, GPIOF_INIT_HIGH, "HDD Power" }, - { GPIO_NR_PALMLD_IDE_RESET, GPIOF_INIT_LOW, "HDD Reset" }, +struct palmld_pata { + struct ata_host *host; + struct gpio_desc *power; + struct gpio_desc *reset; }; static struct scsi_host_template palmld_sht = { @@ -50,39 +51,44 @@ static struct ata_port_operations palmld_port_ops = { static int palmld_pata_probe(struct platform_device *pdev) { - struct ata_host *host; + struct palmld_pata *lda; struct ata_port *ap; void __iomem *mem; + struct device *dev = &pdev->dev; int ret; + lda = devm_kzalloc(dev, sizeof(*lda), GFP_KERNEL); + if (!lda) + return -ENOMEM; + /* allocate host */ - host = ata_host_alloc(&pdev->dev, 1); - if (!host) { - ret = -ENOMEM; - goto err1; - } + lda->host = ata_host_alloc(dev, 1); + if (!lda->host) + return -ENOMEM; /* remap drive's physical memory address */ - mem = devm_ioremap(&pdev->dev, PALMLD_IDE_PHYS, 0x1000); - if (!mem) { - ret = -ENOMEM; - goto err1; + mem = devm_ioremap(dev, PALMLD_IDE_PHYS, 0x1000); + if (!mem) + return -ENOMEM; + + /* request and activate power and reset GPIOs */ + lda->power = devm_gpiod_get(dev, "power", GPIOD_OUT_HIGH); + if (IS_ERR(lda->power)) + return PTR_ERR(lda->power); + lda->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(lda->reset)) { + gpiod_set_value(lda->power, 0); + return PTR_ERR(lda->reset); } - /* request and activate power GPIO, IRQ GPIO */ - ret = gpio_request_array(palmld_hdd_gpios, - ARRAY_SIZE(palmld_hdd_gpios)); - if (ret) - goto err1; - - /* reset the drive */ - gpio_set_value(GPIO_NR_PALMLD_IDE_RESET, 0); + /* Assert reset to reset the drive */ + gpiod_set_value(lda->reset, 1); msleep(30); - gpio_set_value(GPIO_NR_PALMLD_IDE_RESET, 1); + gpiod_set_value(lda->reset, 0); msleep(30); /* setup the ata port */ - ap = host->ports[0]; + ap = lda->host->ports[0]; ap->ops = &palmld_port_ops; ap->pio_mask = ATA_PIO4; ap->flags |= ATA_FLAG_PIO_POLLING; @@ -96,27 +102,26 @@ static int palmld_pata_probe(struct platform_device *pdev) ata_sff_std_ports(&ap->ioaddr); /* activate host */ - ret = ata_host_activate(host, 0, NULL, IRQF_TRIGGER_RISING, - &palmld_sht); - if (ret) - goto err2; - - return ret; + ret = ata_host_activate(lda->host, 0, NULL, IRQF_TRIGGER_RISING, + &palmld_sht); + /* power down on failure */ + if (ret) { + gpiod_set_value(lda->power, 0); + return ret; + } -err2: - gpio_free_array(palmld_hdd_gpios, ARRAY_SIZE(palmld_hdd_gpios)); -err1: - return ret; + platform_set_drvdata(pdev, lda); + return 0; } -static int palmld_pata_remove(struct platform_device *dev) +static int palmld_pata_remove(struct platform_device *pdev) { - ata_platform_remove_one(dev); + struct palmld_pata *lda = platform_get_drvdata(pdev); - /* power down the HDD */ - gpio_set_value(GPIO_NR_PALMLD_IDE_PWEN, 0); + ata_platform_remove_one(pdev); - gpio_free_array(palmld_hdd_gpios, ARRAY_SIZE(palmld_hdd_gpios)); + /* power down the HDD */ + gpiod_set_value(lda->power, 0); return 0; } diff --git a/drivers/ata/pata_pxa.c b/drivers/ata/pata_pxa.c index e8b6a2e464c9..4b9b9e120188 100644 --- a/drivers/ata/pata_pxa.c +++ b/drivers/ata/pata_pxa.c @@ -25,7 +25,6 @@ #include <linux/libata.h> #include <linux/platform_device.h> #include <linux/dmaengine.h> -#include <linux/gpio.h> #include <linux/slab.h> #include <linux/completion.h> diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c index 653b9a0bf727..66bb5bff126b 100644 --- a/drivers/ata/pata_rb532_cf.c +++ b/drivers/ata/pata_rb532_cf.c @@ -27,7 +27,7 @@ #include <linux/io.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/libata.h> #include <scsi/scsi_host.h> @@ -49,7 +49,7 @@ struct rb532_cf_info { void __iomem *iobase; - unsigned int gpio_line; + struct gpio_desc *gpio_line; unsigned int irq; }; @@ -60,7 +60,7 @@ static irqreturn_t rb532_pata_irq_handler(int irq, void *dev_instance) struct ata_host *ah = dev_instance; struct rb532_cf_info *info = ah->private_data; - if (gpio_get_value(info->gpio_line)) { + if (gpiod_get_value(info->gpio_line)) { irq_set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW); ata_sff_interrupt(info->irq, dev_instance); } else { @@ -106,10 +106,9 @@ static void rb532_pata_setup_ports(struct ata_host *ah) static int rb532_pata_driver_probe(struct platform_device *pdev) { int irq; - int gpio; + struct gpio_desc *gpiod; struct resource *res; struct ata_host *ah; - struct cf_device *pdata; struct rb532_cf_info *info; int ret; @@ -125,23 +124,12 @@ static int rb532_pata_driver_probe(struct platform_device *pdev) return -ENOENT; } - pdata = dev_get_platdata(&pdev->dev); - if (!pdata) { - dev_err(&pdev->dev, "no platform data specified\n"); - return -EINVAL; - } - - gpio = pdata->gpio_pin; - if (gpio < 0) { + gpiod = devm_gpiod_get(&pdev->dev, NULL, GPIOD_IN); + if (IS_ERR(gpiod)) { dev_err(&pdev->dev, "no GPIO found for irq%d\n", irq); - return -ENOENT; - } - - ret = gpio_request(gpio, DRV_NAME); - if (ret) { - dev_err(&pdev->dev, "GPIO request failed\n"); - return ret; + return PTR_ERR(gpiod); } + gpiod_set_consumer_name(gpiod, DRV_NAME); /* allocate host */ ah = ata_host_alloc(&pdev->dev, RB500_CF_MAXPORTS); @@ -153,7 +141,7 @@ static int rb532_pata_driver_probe(struct platform_device *pdev) return -ENOMEM; ah->private_data = info; - info->gpio_line = gpio; + info->gpio_line = gpiod; info->irq = irq; info->iobase = devm_ioremap_nocache(&pdev->dev, res->start, @@ -161,26 +149,14 @@ static int rb532_pata_driver_probe(struct platform_device *pdev) if (!info->iobase) return -ENOMEM; - ret = gpio_direction_input(gpio); - if (ret) { - dev_err(&pdev->dev, "unable to set GPIO direction, err=%d\n", - ret); - goto err_free_gpio; - } - rb532_pata_setup_ports(ah); ret = ata_host_activate(ah, irq, rb532_pata_irq_handler, IRQF_TRIGGER_LOW, &rb532_pata_sht); if (ret) - goto err_free_gpio; + return ret; return 0; - -err_free_gpio: - gpio_free(gpio); - - return ret; } static int rb532_pata_driver_remove(struct platform_device *pdev) @@ -189,7 +165,6 @@ static int rb532_pata_driver_remove(struct platform_device *pdev) struct rb532_cf_info *info = ah->private_data; ata_host_detach(ah); - gpio_free(info->gpio_line); return 0; } diff --git a/drivers/ata/sata_highbank.c b/drivers/ata/sata_highbank.c index e67815b896fc..c8fc9280d6e4 100644 --- a/drivers/ata/sata_highbank.c +++ b/drivers/ata/sata_highbank.c @@ -31,8 +31,7 @@ #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/export.h> -#include <linux/gpio.h> -#include <linux/of_gpio.h> +#include <linux/gpio/consumer.h> #include "ahci.h" @@ -85,7 +84,7 @@ struct ecx_plat_data { /* number of extra clocks that the SGPIO PIC controller expects */ u32 pre_clocks; u32 post_clocks; - unsigned sgpio_gpio[SGPIO_PINS]; + struct gpio_desc *sgpio_gpiod[SGPIO_PINS]; u32 sgpio_pattern; u32 port_to_sgpio[SGPIO_PORTS]; }; @@ -131,9 +130,9 @@ static void ecx_parse_sgpio(struct ecx_plat_data *pdata, u32 port, u32 state) */ static void ecx_led_cycle_clock(struct ecx_plat_data *pdata) { - gpio_set_value(pdata->sgpio_gpio[SCLOCK], 1); + gpiod_set_value(pdata->sgpio_gpiod[SCLOCK], 1); udelay(50); - gpio_set_value(pdata->sgpio_gpio[SCLOCK], 0); + gpiod_set_value(pdata->sgpio_gpiod[SCLOCK], 0); udelay(50); } @@ -164,15 +163,15 @@ static ssize_t ecx_transmit_led_message(struct ata_port *ap, u32 state, for (i = 0; i < pdata->pre_clocks; i++) ecx_led_cycle_clock(pdata); - gpio_set_value(pdata->sgpio_gpio[SLOAD], 1); + gpiod_set_value(pdata->sgpio_gpiod[SLOAD], 1); ecx_led_cycle_clock(pdata); - gpio_set_value(pdata->sgpio_gpio[SLOAD], 0); + gpiod_set_value(pdata->sgpio_gpiod[SLOAD], 0); /* * bit-bang out the SGPIO pattern, by consuming a bit and then * clocking it out. */ for (i = 0; i < (SGPIO_SIGNALS * pdata->n_ports); i++) { - gpio_set_value(pdata->sgpio_gpio[SDATA], sgpio_out & 1); + gpiod_set_value(pdata->sgpio_gpiod[SDATA], sgpio_out & 1); sgpio_out >>= 1; ecx_led_cycle_clock(pdata); } @@ -193,21 +192,19 @@ static void highbank_set_em_messages(struct device *dev, struct device_node *np = dev->of_node; struct ecx_plat_data *pdata = hpriv->plat_data; int i; - int err; for (i = 0; i < SGPIO_PINS; i++) { - err = of_get_named_gpio(np, "calxeda,sgpio-gpio", i); - if (err < 0) - return; - - pdata->sgpio_gpio[i] = err; - err = gpio_request(pdata->sgpio_gpio[i], "CX SGPIO"); - if (err) { - pr_err("sata_highbank gpio_request %d failed: %d\n", - i, err); - return; + struct gpio_desc *gpiod; + + gpiod = devm_gpiod_get_index(dev, "calxeda,sgpio", i, + GPIOD_OUT_HIGH); + if (IS_ERR(gpiod)) { + dev_err(dev, "failed to get GPIO %d\n", i); + continue; } - gpio_direction_output(pdata->sgpio_gpio[i], 1); + gpiod_set_consumer_name(gpiod, "CX SGPIO"); + + pdata->sgpio_gpiod[i] = gpiod; } of_property_read_u32_array(np, "calxeda,led-order", pdata->port_to_sgpio, diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c index 10ecb232245d..59b2317acea9 100644 --- a/drivers/ata/sata_rcar.c +++ b/drivers/ata/sata_rcar.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * Renesas R-Car SATA driver * * Author: Vladimir Barinov <source@cogentembedded.com> * Copyright (C) 2013-2015 Cogent Embedded, Inc. * Copyright (C) 2013-2015 Renesas Solutions Corp. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/kernel.h> @@ -895,7 +891,9 @@ static int sata_rcar_probe(struct platform_device *pdev) int ret = 0; irq = platform_get_irq(pdev, 0); - if (irq <= 0) + if (irq < 0) + return irq; + if (!irq) return -EINVAL; priv = devm_kzalloc(dev, sizeof(struct sata_rcar_priv), GFP_KERNEL); |