/* * Apple Onboard Audio GPIO definitions * * Copyright 2006 Johannes Berg * * GPL v2, can be found in COPYING. */ #ifndef __AOA_GPIO_H #define __AOA_GPIO_H #include #include #include typedef void (*notify_func_t)(void *data); enum notify_type { AOA_NOTIFY_HEADPHONE, AOA_NOTIFY_LINE_IN, AOA_NOTIFY_LINE_OUT, }; struct gpio_runtime; struct gpio_methods { /* for initialisation/de-initialisation of the GPIO layer */ void (*init)(struct gpio_runtime *rt); void (*exit)(struct gpio_runtime *rt); /* turn off headphone, speakers, lineout */ void (*all_amps_off)(struct gpio_runtime *rt); /* turn headphone, speakers, lineout back to previous setting */ void (*all_amps_restore)(struct gpio_runtime *rt); void (*set_headphone)(struct gpio_runtime *rt, int on); void (*set_speakers)(struct gpio_runtime *rt, int on); void (*set_lineout)(struct gpio_runtime *rt, int on); void (*set_master)(struct gpio_runtime *rt, int on); int (*get_headphone)(struct gpio_runtime *rt); int (*get_speakers)(struct gpio_runtime *rt); int (*get_lineout)(struct gpio_runtime *rt); int (*get_master)(struct gpio_runtime *rt); void (*set_hw_reset)(struct gpio_runtime *rt, int on); /* use this to be notified of any events. The notification * function is passed the data, and is called in process * context by the use of schedule_work. * The interface for it is that setting a function to NULL * removes it, and they return 0 if the operation succeeded, * and -EBUSY if the notification is already assigned by * someone else. */ int (*set_notify)(struct gpio_runtime *rt, enum notify_type type, notify_func_t notify, void *data); /* returns 0 if not plugged in, 1 if plugged in * or a negative error code */ int (*get_detect)(struct gpio_runtime *rt, enum notify_type type); }; struct gpio_notification { struct delayed_work work; notify_func_t notify; void *data; void *gpio_private; struct mutex mutex; }; struct gpio_runtime { /* to be assigned by fabric */ struct device_node *node; /* since everyone needs this pointer anyway... */ struct gpio_methods *methods; /* to be used by the gpio implementation */ int implementation_private; struct gpio_notification headphone_notify; struct gpio_notification line_in_notify; struct gpio_notification line_out_notify; }; #endif /* __AOA_GPIO_H */ 'author'>author
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authorLinus Torvalds <torvalds@linux-foundation.org>2017-02-06 14:16:23 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-06 14:16:23 -0800
commit396bf4cd835e62d70fad4a03a8963e61f19021f2 (patch)
tree79ac8f33554260fea1a8d43e6f8c4c5460115f45 /net/ieee802154/6lowpan
parentd5adbfcd5f7bcc6fa58a41c5c5ada0e5c826ce2c (diff)
parent7c2cf1c4615cc2f576d0604406cdf0065f00b83b (diff)
Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fixes from Herbert Xu: - use-after-free in algif_aead - modular aesni regression when pcbc is modular but absent - bug causing IO page faults in ccp - double list add in ccp - NULL pointer dereference in qat (two patches) - panic in chcr - NULL pointer dereference in chcr - out-of-bound access in chcr * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: chcr - Fix key length for RFC4106 crypto: algif_aead - Fix kernel panic on list_del crypto: aesni - Fix failure when pcbc module is absent crypto: ccp - Fix double add when creating new DMA command crypto: ccp - Fix DMA operations when IOMMU is enabled crypto: chcr - Check device is allocated before use crypto: chcr - Fix panic on dma_unmap_sg crypto: qat - zero esram only for DH85x devices crypto: qat - fix bar discovery for c62x
Diffstat (limited to 'net/ieee802154/6lowpan')