diff options
Diffstat (limited to 'drivers/staging/greybus/hd.h')
-rw-r--r-- | drivers/staging/greybus/hd.h | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/drivers/staging/greybus/hd.h b/drivers/staging/greybus/hd.h deleted file mode 100644 index 6cf024a20a58..000000000000 --- a/drivers/staging/greybus/hd.h +++ /dev/null @@ -1,82 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Greybus Host Device - * - * Copyright 2014-2015 Google Inc. - * Copyright 2014-2015 Linaro Ltd. - */ - -#ifndef __HD_H -#define __HD_H - -struct gb_host_device; -struct gb_message; - -struct gb_hd_driver { - size_t hd_priv_size; - - int (*cport_allocate)(struct gb_host_device *hd, int cport_id, - unsigned long flags); - void (*cport_release)(struct gb_host_device *hd, u16 cport_id); - int (*cport_enable)(struct gb_host_device *hd, u16 cport_id, - unsigned long flags); - int (*cport_disable)(struct gb_host_device *hd, u16 cport_id); - int (*cport_connected)(struct gb_host_device *hd, u16 cport_id); - int (*cport_flush)(struct gb_host_device *hd, u16 cport_id); - int (*cport_shutdown)(struct gb_host_device *hd, u16 cport_id, - u8 phase, unsigned int timeout); - int (*cport_quiesce)(struct gb_host_device *hd, u16 cport_id, - size_t peer_space, unsigned int timeout); - int (*cport_clear)(struct gb_host_device *hd, u16 cport_id); - - int (*message_send)(struct gb_host_device *hd, u16 dest_cport_id, - struct gb_message *message, gfp_t gfp_mask); - void (*message_cancel)(struct gb_message *message); - int (*latency_tag_enable)(struct gb_host_device *hd, u16 cport_id); - int (*latency_tag_disable)(struct gb_host_device *hd, u16 cport_id); - int (*output)(struct gb_host_device *hd, void *req, u16 size, u8 cmd, - bool async); -}; - -struct gb_host_device { - struct device dev; - int bus_id; - const struct gb_hd_driver *driver; - - struct list_head modules; - struct list_head connections; - struct ida cport_id_map; - - /* Number of CPorts supported by the UniPro IP */ - size_t num_cports; - - /* Host device buffer constraints */ - size_t buffer_size_max; - - struct gb_svc *svc; - /* Private data for the host driver */ - unsigned long hd_priv[0] __aligned(sizeof(s64)); -}; -#define to_gb_host_device(d) container_of(d, struct gb_host_device, dev) - -int gb_hd_cport_reserve(struct gb_host_device *hd, u16 cport_id); -void gb_hd_cport_release_reserved(struct gb_host_device *hd, u16 cport_id); -int gb_hd_cport_allocate(struct gb_host_device *hd, int cport_id, - unsigned long flags); -void gb_hd_cport_release(struct gb_host_device *hd, u16 cport_id); - -struct gb_host_device *gb_hd_create(struct gb_hd_driver *driver, - struct device *parent, - size_t buffer_size_max, - size_t num_cports); -int gb_hd_add(struct gb_host_device *hd); -void gb_hd_del(struct gb_host_device *hd); -void gb_hd_shutdown(struct gb_host_device *hd); -void gb_hd_put(struct gb_host_device *hd); -int gb_hd_output(struct gb_host_device *hd, void *req, u16 size, u8 cmd, - bool in_irq); - -int gb_hd_init(void); -void gb_hd_exit(void); - -#endif /* __HD_H */ |