/* * V4L2 clock service * * Copyright (C) 2012-2013, Guennadi Liakhovetski * * 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. * * ATTENTION: This is a temporary API and it shall be replaced by the generic * clock API, when the latter becomes widely available. */ #ifndef MEDIA_V4L2_CLK_H #define MEDIA_V4L2_CLK_H #include #include #include #include struct module; struct device; struct clk; struct v4l2_clk { struct list_head list; const struct v4l2_clk_ops *ops; const char *dev_id; int enable; struct mutex lock; /* Protect the enable count */ atomic_t use_count; struct clk *clk; void *priv; }; struct v4l2_clk_ops { struct module *owner; int (*enable)(struct v4l2_clk *clk); void (*disable)(struct v4l2_clk *clk); unsigned long (*get_rate)(struct v4l2_clk *clk); int (*set_rate)(struct v4l2_clk *clk, unsigned long); }; struct v4l2_clk *v4l2_clk_register(const struct v4l2_clk_ops *ops, const char *dev_name, void *priv); void v4l2_clk_unregister(struct v4l2_clk *clk); struct v4l2_clk *v4l2_clk_get(struct device *dev, const char *id); void v4l2_clk_put(struct v4l2_clk *clk); int v4l2_clk_enable(struct v4l2_clk *clk); void v4l2_clk_disable(struct v4l2_clk *clk); unsigned long v4l2_clk_get_rate(struct v4l2_clk *clk); int v4l2_clk_set_rate(struct v4l2_clk *clk, unsigned long rate); struct module; struct v4l2_clk *__v4l2_clk_register_fixed(const char *dev_id, unsigned long rate, struct module *owner); void v4l2_clk_unregister_fixed(struct v4l2_clk *clk); static inline struct v4l2_clk *v4l2_clk_register_fixed(const char *dev_id, unsigned long rate) { return __v4l2_clk_register_fixed(dev_id, rate, THIS_MODULE); } #define V4L2_CLK_NAME_SIZE 64 #define v4l2_clk_name_i2c(name, size, adap, client) snprintf(name, size, \ "%d-%04x", adap, client) #define v4l2_clk_name_of(name, size, of_full_name) snprintf(name, size, \ "of-%s", of_full_name) #endif md.c?h=nds-private-remove&id=01fba20b5976e445676febbdf6dc78d71c6d7b62'>diff

path: root/net/ncsi/ncsi-cmd.c

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