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, 10 insertions, 82 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.h b/drivers/gpu/drm/exynos/exynos_mixer.h index cebacfefc07..3811e417f0e 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.h +++ b/drivers/gpu/drm/exynos/exynos_mixer.h @@ -1,92 +1,20 @@ /* + * Copyright (C) 2013 Google, Inc. * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * Authors: - * Seung-Woo Kim <sw0312.kim@samsung.com> - * Inki Dae <inki.dae@samsung.com> + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. * - * 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. + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. */ #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]; -}; +/* This function returns 0 if the given timing is valid for the mixer */ +int mixer_check_mode(struct drm_display_mode *mode); #endif |