diff options
Diffstat (limited to 'drivers/misc/tifm_7xx1.c')
| -rw-r--r-- | drivers/misc/tifm_7xx1.c | 55 |
1 files changed, 20 insertions, 35 deletions
diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c index a37a42f67088..1d54680d6ed2 100644 --- a/drivers/misc/tifm_7xx1.c +++ b/drivers/misc/tifm_7xx1.c @@ -1,12 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * tifm_7xx1.c - TI FlashMedia driver * * Copyright (C) 2006 Alex Dubov <oakad@yahoo.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * */ #include <linux/tifm.h> @@ -194,7 +190,7 @@ static void tifm_7xx1_switch_media(struct work_struct *work) spin_unlock_irqrestore(&fm->lock, flags); } if (sock) - tifm_free_device(&sock->dev); + put_device(&sock->dev); } spin_lock_irqsave(&fm->lock, flags); } @@ -211,10 +207,9 @@ static void tifm_7xx1_switch_media(struct work_struct *work) spin_unlock_irqrestore(&fm->lock, flags); } -#ifdef CONFIG_PM - -static int tifm_7xx1_suspend(struct pci_dev *dev, pm_message_t state) +static int __maybe_unused tifm_7xx1_suspend(struct device *dev_d) { + struct pci_dev *dev = to_pci_dev(dev_d); struct tifm_adapter *fm = pci_get_drvdata(dev); int cnt; @@ -225,28 +220,25 @@ static int tifm_7xx1_suspend(struct pci_dev *dev, pm_message_t state) tifm_7xx1_sock_power_off(fm->sockets[cnt]->addr); } - pci_save_state(dev); - pci_enable_wake(dev, pci_choose_state(dev, state), 0); - pci_disable_device(dev); - pci_set_power_state(dev, pci_choose_state(dev, state)); + device_wakeup_disable(dev_d); return 0; } -static int tifm_7xx1_resume(struct pci_dev *dev) +static int __maybe_unused tifm_7xx1_resume(struct device *dev_d) { + struct pci_dev *dev = to_pci_dev(dev_d); struct tifm_adapter *fm = pci_get_drvdata(dev); int rc; - unsigned long timeout; + unsigned long time_left; unsigned int good_sockets = 0, bad_sockets = 0; unsigned long flags; - unsigned char new_ids[fm->num_sockets]; + /* Maximum number of entries is 4 */ + unsigned char new_ids[4]; DECLARE_COMPLETION_ONSTACK(finish_resume); - pci_set_power_state(dev, PCI_D0); - pci_restore_state(dev); - rc = pci_enable_device(dev); - if (rc) - return rc; + if (WARN_ON(fm->num_sockets > ARRAY_SIZE(new_ids))) + return -ENXIO; + pci_set_master(dev); dev_dbg(&dev->dev, "resuming host\n"); @@ -273,8 +265,8 @@ static int tifm_7xx1_resume(struct pci_dev *dev) if (good_sockets) { fm->finish_me = &finish_resume; spin_unlock_irqrestore(&fm->lock, flags); - timeout = wait_for_completion_timeout(&finish_resume, HZ); - dev_dbg(&dev->dev, "wait returned %lu\n", timeout); + time_left = wait_for_completion_timeout(&finish_resume, HZ); + dev_dbg(&dev->dev, "wait returned %lu\n", time_left); writel(TIFM_IRQ_FIFOMASK(good_sockets) | TIFM_IRQ_CARDMASK(good_sockets), fm->addr + FM_CLEAR_INTERRUPT_ENABLE); @@ -297,13 +289,6 @@ static int tifm_7xx1_resume(struct pci_dev *dev) return 0; } -#else - -#define tifm_7xx1_suspend NULL -#define tifm_7xx1_resume NULL - -#endif /* CONFIG_PM */ - static int tifm_7xx1_dummy_has_ms_pif(struct tifm_adapter *fm, struct tifm_dev *sock) { @@ -326,7 +311,7 @@ static int tifm_7xx1_probe(struct pci_dev *dev, int pci_dev_busy = 0; int rc; - rc = pci_set_dma_mask(dev, DMA_BIT_MASK(32)); + rc = dma_set_mask(&dev->dev, DMA_BIT_MASK(32)); if (rc) return rc; @@ -399,7 +384,6 @@ static void tifm_7xx1_remove(struct pci_dev *dev) fm->eject = tifm_7xx1_dummy_eject; fm->has_ms_pif = tifm_7xx1_dummy_has_ms_pif; writel(TIFM_IRQ_SETALL, fm->addr + FM_CLEAR_INTERRUPT_ENABLE); - mmiowb(); free_irq(dev->irq, fm); tifm_remove_adapter(fm); @@ -415,7 +399,7 @@ static void tifm_7xx1_remove(struct pci_dev *dev) tifm_free_adapter(fm); } -static struct pci_device_id tifm_7xx1_pci_tbl [] = { +static const struct pci_device_id tifm_7xx1_pci_tbl[] = { { PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX21_XX11_FM, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* xx21 - the one I have */ { PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX12_FM, PCI_ANY_ID, @@ -425,13 +409,14 @@ static struct pci_device_id tifm_7xx1_pci_tbl [] = { { } }; +static SIMPLE_DEV_PM_OPS(tifm_7xx1_pm_ops, tifm_7xx1_suspend, tifm_7xx1_resume); + static struct pci_driver tifm_7xx1_driver = { .name = DRIVER_NAME, .id_table = tifm_7xx1_pci_tbl, .probe = tifm_7xx1_probe, .remove = tifm_7xx1_remove, - .suspend = tifm_7xx1_suspend, - .resume = tifm_7xx1_resume, + .driver.pm = &tifm_7xx1_pm_ops, }; module_pci_driver(tifm_7xx1_driver); |