/* * xfi linux driver. * * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. * * This source file is released under GPL v2 license (no other versions). * See the COPYING file included in the main directory of this source * distribution for the license terms and conditions. */ #include #include #include #include #include #include #include #include "ctatc.h" #include "cthardware.h" MODULE_AUTHOR("Creative Technology Ltd"); MODULE_DESCRIPTION("X-Fi driver version 1.03"); MODULE_LICENSE("GPL v2"); MODULE_SUPPORTED_DEVICE("{{Creative Labs, Sound Blaster X-Fi}"); static unsigned int reference_rate = 48000; static unsigned int multiple = 2; MODULE_PARM_DESC(reference_rate, "Reference rate (default=48000)"); module_param(reference_rate, uint, S_IRUGO); MODULE_PARM_DESC(multiple, "Rate multiplier (default=2)"); module_param(multiple, uint, S_IRUGO); static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; static unsigned int subsystem[SNDRV_CARDS]; module_param_array(index, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for Creative X-Fi driver"); module_param_array(id, charp, NULL, 0444); MODULE_PARM_DESC(id, "ID string for Creative X-Fi driver"); module_param_array(enable, bool, NULL, 0444); MODULE_PARM_DESC(enable, "Enable Creative X-Fi driver"); module_param_array(subsystem, int, NULL, 0444); MODULE_PARM_DESC(subsystem, "Override subsystem ID for Creative X-Fi driver"); static const struct pci_device_id ct_pci_dev_ids[] = { /* only X-Fi is supported, so... */ { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K1), .driver_data = ATC20K1, }, { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K2), .driver_data = ATC20K2, }, { 0, } }; MODULE_DEVICE_TABLE(pci, ct_pci_dev_ids); static int ct_card_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { static int dev; struct snd_card *card; struct ct_atc *atc; int err; if (dev >= SNDRV_CARDS) return -ENODEV; if (!enable[dev]) { dev++; return -ENOENT; } err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 0, &card); if (err) return err; if ((reference_rate != 48000) && (reference_rate != 44100)) { dev_err(card->dev, "Invalid reference_rate value %u!!!\n", reference_rate); dev_err(card->dev, "The valid values for reference_rate are 48000 and 44100, Value 48000 is assumed.\n"); reference_rate = 48000; } if ((multiple != 1) && (multiple != 2) && (multiple != 4)) { dev_err(card->dev, "Invalid multiple value %u!!!\n", multiple); dev_err(card->dev, "The valid values for multiple are 1, 2 and 4, Value 2 is assumed.\n"); multiple = 2; } err = ct_atc_create(card, pci, reference_rate, multiple, pci_id->driver_data, subsystem[dev], &atc); if (err < 0) goto error; card->private_data = atc; /* Create alsa devices supported by this card */ err = ct_atc_create_alsa_devs(atc); if (err < 0) goto error; strcpy(card->driver, "SB-XFi"); strcpy(card->shortname, "Creative X-Fi"); snprintf(card->longname, sizeof(card->longname), "%s %s %s", card->shortname, atc->chip_name, atc->model_name); err = snd_card_register(card); if (err < 0) goto error; pci_set_drvdata(pci, card); dev++; return 0; error: snd_card_free(card); return err; } static void ct_card_remove(struct pci_dev *pci) { snd_card_free(pci_get_drvdata(pci)); } #ifdef CONFIG_PM_SLEEP static int ct_card_suspend(struct device *dev) { struct snd_card *card = dev_get_drvdata(dev); struct ct_atc *atc = card->private_data; return atc->suspend(atc); } static int ct_card_resume(struct device *dev) { struct snd_card *card = dev_get_drvdata(dev); struct ct_atc *atc = card->private_data; return atc->resume(atc); } static SIMPLE_DEV_PM_OPS(ct_card_pm, ct_card_suspend, ct_card_resume); #define CT_CARD_PM_OPS &ct_card_pm #else #define CT_CARD_PM_OPS NULL #endif static struct pci_driver ct_driver = { .name = KBUILD_MODNAME, .id_table = ct_pci_dev_ids, .probe = ct_card_probe, .remove = ct_card_remove, .driver = { .pm = CT_CARD_PM_OPS, }, }; module_pci_driver(ct_driver); authorManuel Lauss <manuel.lauss@gmail.com>2017-01-24 10:12:00 -0800 committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-01-24 10:27:34 -0800 commit3f5c34c6d4688b3b7e1dbc7bbc68a2f03a0d6b0c (patch) treeb9387d85890c4466d9cf3d3145c95e0b07235234 /net/irda parent62ed8ceda1699acae01b666497f004bfd3d67a6f (diff)
Input: wm97xx - make missing platform data non-fatal
Commit 6480af4915d6 ("power_supply: wm97xx_battery: use power_supply_get_drvdata") made wm97xx platform data mandatory, although it's still optional. This patch fixes an oops during driver probe on one of my MIPS boards with a wm9712. Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com> Reviewed-by: Robert Jarzmik <robert.jarzmik@free.fr> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'net/irda')