diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/media/v4l2-clk.h | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/include/media/v4l2-clk.h b/include/media/v4l2-clk.h deleted file mode 100644 index d9d21a43a834..000000000000 --- a/include/media/v4l2-clk.h +++ /dev/null @@ -1,73 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * V4L2 clock service - * - * Copyright (C) 2012-2013, Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * 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 <linux/atomic.h> -#include <linux/export.h> -#include <linux/list.h> -#include <linux/mutex.h> - -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, node) snprintf(name, size, \ - "of-%pOF", node) - -#endif |