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185f812c41
Sphinx expects Return: and not @return to indicate a return value.
find . -name '*.c' -exec \
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Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2012,2015 Stephen Warren
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*/
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#ifndef _BCM2835_MSG_H
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#define _BCM2835_MSG_H
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/**
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* bcm2835_power_on_module() - power on an SoC module
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*
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* @module: ID of module to power on (BCM2835_MBOX_POWER_DEVID_...)
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* Return: 0 if OK, -EIO on error
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*/
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int bcm2835_power_on_module(u32 module);
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/**
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* bcm2835_get_mmc_clock() - get the frequency of the MMC clock
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*
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* @clock_id: ID of clock to get frequency for
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* Return: clock frequency, or -ve on error
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*/
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int bcm2835_get_mmc_clock(u32 clock_id);
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/**
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* bcm2835_get_video_size() - get the current display size
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*
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* @widthp: Returns the width in pixels
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* @heightp: Returns the height in pixels
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* Return: 0 if OK, -ve on error
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*/
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int bcm2835_get_video_size(int *widthp, int *heightp);
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/**
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* bcm2835_set_video_params() - set the video parameters
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*
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* @widthp: Video width to request (returns the actual width selected)
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* @heightp: Video height to request (returns the actual height selected)
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* @depth_bpp: Requested bit depth
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* @pixel_order: Pixel order to use (BCM2835_MBOX_PIXEL_ORDER_...)
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* @alpha_mode: Alpha transparency mode to use (BCM2835_MBOX_ALPHA_MODE_...)
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* @fb_basep: Returns base address of frame buffer
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* @fb_sizep: Returns size of frame buffer
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* @pitchp: Returns number of bytes in each frame buffer line
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* Return: 0 if OK, -ve on error
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*/
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int bcm2835_set_video_params(int *widthp, int *heightp, int depth_bpp,
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int pixel_order, int alpha_mode, ulong *fb_basep,
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ulong *fb_sizep, int *pitchp);
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/**
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* bcm2711_load_vl805_firmware() - get vl805's firmware loaded
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*
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* Return: 0 if OK, -EIO on error
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*/
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int bcm2711_notify_vl805_reset(void);
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#endif
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