linux/drivers/gpu/drm/exynos/exynos_mixer.h

93 lines
2.6 KiB
C

/*
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Authors:
* Seung-Woo Kim <sw0312.kim@samsung.com>
* Inki Dae <inki.dae@samsung.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _EXYNOS_MIXER_H_
#define _EXYNOS_MIXER_H_
#define HDMI_OVERLAY_NUMBER 3
struct hdmi_win_data {
dma_addr_t dma_addr;
void __iomem *vaddr;
dma_addr_t chroma_dma_addr;
void __iomem *chroma_vaddr;
uint32_t pixel_format;
unsigned int bpp;
unsigned int crtc_x;
unsigned int crtc_y;
unsigned int crtc_width;
unsigned int crtc_height;
unsigned int fb_x;
unsigned int fb_y;
unsigned int fb_width;
unsigned int fb_height;
unsigned int mode_width;
unsigned int mode_height;
unsigned int scan_flags;
};
struct mixer_resources {
struct device *dev;
/** interrupt index */
int irq;
/** pointer to Mixer registers */
void __iomem *mixer_regs;
/** pointer to Video Processor registers */
void __iomem *vp_regs;
/** spinlock for protection of registers */
spinlock_t reg_slock;
/** other resources */
struct clk *mixer;
struct clk *vp;
struct clk *sclk_mixer;
struct clk *sclk_hdmi;
struct clk *sclk_dac;
};
struct mixer_context {
unsigned int default_win;
struct fb_videomode *default_timing;
unsigned int default_bpp;
/** mixer interrupt */
unsigned int irq;
/** current crtc pipe for vblank */
int pipe;
/** interlace scan mode */
bool interlace;
/** vp enabled status */
bool vp_enabled;
/** mixer and vp resources */
struct mixer_resources mixer_res;
/** overlay window data */
struct hdmi_win_data win_data[HDMI_OVERLAY_NUMBER];
};
#endif