diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_mixer.h')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.h b/drivers/gpu/drm/exynos/exynos_mixer.h new file mode 100644 index 000000000000..cebacfefc077 --- /dev/null +++ b/drivers/gpu/drm/exynos/exynos_mixer.h @@ -0,0 +1,92 @@ +/* + * + * 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 |