299 lines
11 KiB
C
299 lines
11 KiB
C
/* Copyright (c) 2010-2013, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __EXTERNAL_COMMON_H__
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#define __EXTERNAL_COMMON_H__
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#include <linux/switch.h>
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#ifdef DEBUG
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#ifndef DEV_DBG_PREFIX
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#define DEV_DBG_PREFIX "EXT_INTERFACE: "
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#endif
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#define DEV_DBG(args...) pr_debug(DEV_DBG_PREFIX args)
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#else
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#define DEV_DBG(args...) (void)0
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#endif /* DEBUG */
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#define DEV_INFO(args...) dev_info(external_common_state->dev, args)
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#define DEV_WARN(args...) dev_warn(external_common_state->dev, args)
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#define DEV_ERR(args...) dev_err(external_common_state->dev, args)
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#ifdef CONFIG_FB_MSM_TVOUT
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#define TVOUT_VFRMT_NTSC_M_720x480i 0
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#define TVOUT_VFRMT_NTSC_J_720x480i 1
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#define TVOUT_VFRMT_PAL_BDGHIN_720x576i 2
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#define TVOUT_VFRMT_PAL_M_720x480i 3
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#define TVOUT_VFRMT_PAL_N_720x480i 4
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#elif defined(CONFIG_FB_MSM_HDMI_COMMON)
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/* all video formats defined by EIA CEA 861D */
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#define HDMI_VFRMT_640x480p60_4_3 0
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#define HDMI_VFRMT_720x480p60_4_3 1
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#define HDMI_VFRMT_720x480p60_16_9 2
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#define HDMI_VFRMT_1280x720p60_16_9 3
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#define HDMI_VFRMT_1920x1080i60_16_9 4
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#define HDMI_VFRMT_720x480i60_4_3 5
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#define HDMI_VFRMT_1440x480i60_4_3 HDMI_VFRMT_720x480i60_4_3
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#define HDMI_VFRMT_720x480i60_16_9 6
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#define HDMI_VFRMT_1440x480i60_16_9 HDMI_VFRMT_720x480i60_16_9
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#define HDMI_VFRMT_720x240p60_4_3 7
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#define HDMI_VFRMT_1440x240p60_4_3 HDMI_VFRMT_720x240p60_4_3
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#define HDMI_VFRMT_720x240p60_16_9 8
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#define HDMI_VFRMT_1440x240p60_16_9 HDMI_VFRMT_720x240p60_16_9
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#define HDMI_VFRMT_2880x480i60_4_3 9
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#define HDMI_VFRMT_2880x480i60_16_9 10
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#define HDMI_VFRMT_2880x240p60_4_3 11
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#define HDMI_VFRMT_2880x240p60_16_9 12
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#define HDMI_VFRMT_1440x480p60_4_3 13
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#define HDMI_VFRMT_1440x480p60_16_9 14
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#define HDMI_VFRMT_1920x1080p60_16_9 15
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#define HDMI_VFRMT_720x576p50_4_3 16
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#define HDMI_VFRMT_720x576p50_16_9 17
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#define HDMI_VFRMT_1280x720p50_16_9 18
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#define HDMI_VFRMT_1920x1080i50_16_9 19
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#define HDMI_VFRMT_720x576i50_4_3 20
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#define HDMI_VFRMT_1440x576i50_4_3 HDMI_VFRMT_720x576i50_4_3
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#define HDMI_VFRMT_720x576i50_16_9 21
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#define HDMI_VFRMT_1440x576i50_16_9 HDMI_VFRMT_720x576i50_16_9
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#define HDMI_VFRMT_720x288p50_4_3 22
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#define HDMI_VFRMT_1440x288p50_4_3 HDMI_VFRMT_720x288p50_4_3
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#define HDMI_VFRMT_720x288p50_16_9 23
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#define HDMI_VFRMT_1440x288p50_16_9 HDMI_VFRMT_720x288p50_16_9
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#define HDMI_VFRMT_2880x576i50_4_3 24
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#define HDMI_VFRMT_2880x576i50_16_9 25
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#define HDMI_VFRMT_2880x288p50_4_3 26
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#define HDMI_VFRMT_2880x288p50_16_9 27
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#define HDMI_VFRMT_1440x576p50_4_3 28
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#define HDMI_VFRMT_1440x576p50_16_9 29
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#define HDMI_VFRMT_1920x1080p50_16_9 30
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#define HDMI_VFRMT_1920x1080p24_16_9 31
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#define HDMI_VFRMT_1920x1080p25_16_9 32
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#define HDMI_VFRMT_1920x1080p30_16_9 33
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#define HDMI_VFRMT_2880x480p60_4_3 34
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#define HDMI_VFRMT_2880x480p60_16_9 35
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#define HDMI_VFRMT_2880x576p50_4_3 36
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#define HDMI_VFRMT_2880x576p50_16_9 37
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#define HDMI_VFRMT_1920x1250i50_16_9 38
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#define HDMI_VFRMT_1920x1080i100_16_9 39
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#define HDMI_VFRMT_1280x720p100_16_9 40
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#define HDMI_VFRMT_720x576p100_4_3 41
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#define HDMI_VFRMT_720x576p100_16_9 42
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#define HDMI_VFRMT_720x576i100_4_3 43
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#define HDMI_VFRMT_1440x576i100_4_3 HDMI_VFRMT_720x576i100_4_3
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#define HDMI_VFRMT_720x576i100_16_9 44
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#define HDMI_VFRMT_1440x576i100_16_9 HDMI_VFRMT_720x576i100_16_9
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#define HDMI_VFRMT_1920x1080i120_16_9 45
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#define HDMI_VFRMT_1280x720p120_16_9 46
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#define HDMI_VFRMT_720x480p120_4_3 47
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#define HDMI_VFRMT_720x480p120_16_9 48
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#define HDMI_VFRMT_720x480i120_4_3 49
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#define HDMI_VFRMT_1440x480i120_4_3 HDMI_VFRMT_720x480i120_4_3
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#define HDMI_VFRMT_720x480i120_16_9 50
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#define HDMI_VFRMT_1440x480i120_16_9 HDMI_VFRMT_720x480i120_16_9
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#define HDMI_VFRMT_720x576p200_4_3 51
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#define HDMI_VFRMT_720x576p200_16_9 52
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#define HDMI_VFRMT_720x576i200_4_3 53
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#define HDMI_VFRMT_1440x576i200_4_3 HDMI_VFRMT_720x576i200_4_3
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#define HDMI_VFRMT_720x576i200_16_9 54
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#define HDMI_VFRMT_1440x576i200_16_9 HDMI_VFRMT_720x576i200_16_9
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#define HDMI_VFRMT_720x480p240_4_3 55
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#define HDMI_VFRMT_720x480p240_16_9 56
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#define HDMI_VFRMT_720x480i240_4_3 57
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#define HDMI_VFRMT_1440x480i240_4_3 HDMI_VFRMT_720x480i240_4_3
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#define HDMI_VFRMT_720x480i240_16_9 58
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#define HDMI_VFRMT_1440x480i240_16_9 HDMI_VFRMT_720x480i240_16_9
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#define HDMI_VFRMT_FORCE_32BIT 0x7FFFFFFF
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/* Video Identification Codes from 65-127 are reserved for the future */
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#define HDMI_VFRMT_END 127
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/* VESA DMT TIMINGS */
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/* DMT ID: 23h, STD code: (81h, 80h), also a part of Established Timing III */
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#define HDMI_VFRMT_1280x1024p60_5_4 (HDMI_VFRMT_END + 1)
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#define DMT_VFRMT_END HDMI_VFRMT_1280x1024p60_5_4
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#define HDMI_VFRMT_MAX (DMT_VFRMT_END + 1)
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extern int ext_resolution;
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struct hdmi_disp_mode_timing_type {
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uint32 video_format;
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uint32 active_h;
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uint32 front_porch_h;
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uint32 pulse_width_h;
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uint32 back_porch_h;
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boolean active_low_h;
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uint32 active_v;
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uint32 front_porch_v;
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uint32 pulse_width_v;
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uint32 back_porch_v;
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boolean active_low_v;
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/* Must divide by 1000 to get the actual frequency in MHZ */
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uint32 pixel_freq;
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/* Must divide by 1000 to get the actual frequency in HZ */
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uint32 refresh_rate;
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boolean interlaced;
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boolean supported;
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};
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#define HDMI_SETTINGS_640x480p60_4_3 \
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{HDMI_VFRMT_640x480p60_4_3, 640, 16, 96, 48, TRUE, \
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480, 10, 2, 33, TRUE, 25200, 60000, FALSE, TRUE}
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#define HDMI_SETTINGS_720x480p60_4_3 \
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{HDMI_VFRMT_720x480p60_4_3, 720, 16, 62, 60, TRUE, \
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480, 9, 6, 30, TRUE, 27030, 60000, FALSE, TRUE}
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#define HDMI_SETTINGS_720x480p60_16_9 \
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{HDMI_VFRMT_720x480p60_16_9, 720, 16, 62, 60, TRUE, \
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480, 9, 6, 30, TRUE, 27030, 60000, FALSE, TRUE}
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#define HDMI_SETTINGS_1280x720p60_16_9 \
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{HDMI_VFRMT_1280x720p60_16_9, 1280, 110, 40, 220, FALSE, \
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720, 5, 5, 20, FALSE, 74250, 60000, FALSE, TRUE}
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#define HDMI_SETTINGS_1920x1080i60_16_9 \
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{HDMI_VFRMT_1920x1080i60_16_9, 1920, 88, 44, 148, FALSE, \
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540, 2, 5, 5, FALSE, 74250, 60000, FALSE, TRUE}
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#define HDMI_SETTINGS_1440x480i60_4_3 \
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{HDMI_VFRMT_1440x480i60_4_3, 1440, 38, 124, 114, TRUE, \
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240, 4, 3, 15, TRUE, 27000, 60000, TRUE, TRUE}
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#define HDMI_SETTINGS_1440x480i60_16_9 \
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{HDMI_VFRMT_1440x480i60_16_9, 1440, 38, 124, 114, TRUE, \
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240, 4, 3, 15, TRUE, 27000, 60000, TRUE, TRUE}
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#define HDMI_SETTINGS_1920x1080p60_16_9 \
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{HDMI_VFRMT_1920x1080p60_16_9, 1920, 88, 44, 148, FALSE, \
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1080, 4, 5, 36, FALSE, 148500, 60000, FALSE, TRUE}
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#define HDMI_SETTINGS_720x576p50_4_3 \
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{HDMI_VFRMT_720x576p50_4_3, 720, 12, 64, 68, TRUE, \
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576, 5, 5, 39, TRUE, 27000, 50000, FALSE, TRUE}
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#define HDMI_SETTINGS_720x576p50_16_9 \
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{HDMI_VFRMT_720x576p50_16_9, 720, 12, 64, 68, TRUE, \
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576, 5, 5, 39, TRUE, 27000, 50000, FALSE, TRUE}
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#define HDMI_SETTINGS_1280x720p50_16_9 \
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{HDMI_VFRMT_1280x720p50_16_9, 1280, 440, 40, 220, FALSE, \
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720, 5, 5, 20, FALSE, 74250, 50000, FALSE, TRUE}
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#define HDMI_SETTINGS_1440x576i50_4_3 \
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{HDMI_VFRMT_1440x576i50_4_3, 1440, 24, 126, 138, TRUE, \
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288, 2, 3, 19, TRUE, 27000, 50000, TRUE, TRUE}
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#define HDMI_SETTINGS_1440x576i50_16_9 \
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{HDMI_VFRMT_1440x576i50_16_9, 1440, 24, 126, 138, TRUE, \
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288, 2, 3, 19, TRUE, 27000, 50000, TRUE, TRUE}
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#define HDMI_SETTINGS_1920x1080p50_16_9 \
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{HDMI_VFRMT_1920x1080p50_16_9, 1920, 528, 44, 148, FALSE, \
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1080, 4, 5, 36, FALSE, 148500, 50000, FALSE, TRUE}
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#define HDMI_SETTINGS_1920x1080p24_16_9 \
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{HDMI_VFRMT_1920x1080p24_16_9, 1920, 638, 44, 148, FALSE, \
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1080, 4, 5, 36, FALSE, 74250, 24000, FALSE, TRUE}
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#define HDMI_SETTINGS_1920x1080p25_16_9 \
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{HDMI_VFRMT_1920x1080p25_16_9, 1920, 528, 44, 148, FALSE, \
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1080, 4, 5, 36, FALSE, 74250, 25000, FALSE, TRUE}
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#define HDMI_SETTINGS_1920x1080p30_16_9 \
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{HDMI_VFRMT_1920x1080p30_16_9, 1920, 88, 44, 148, FALSE, \
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1080, 4, 5, 36, FALSE, 74250, 30000, FALSE, TRUE}
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#define HDMI_SETTINGS_1280x1024p60_5_4 \
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{HDMI_VFRMT_1280x1024p60_5_4, 1280, 48, 112, 248, FALSE, \
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1024, 1, 3, 38, FALSE, 108000, 60000, FALSE, TRUE}
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/* A lookup table for all the supported display modes by the HDMI
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* hardware and driver. Use HDMI_SETUP_LUT in the module init to
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* setup the LUT with the supported modes. */
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extern struct hdmi_disp_mode_timing_type
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hdmi_common_supported_video_mode_lut[HDMI_VFRMT_MAX];
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/* Structure that encapsulates all the supported display modes by the HDMI sink
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* device */
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struct hdmi_disp_mode_list_type {
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uint32 disp_mode_list[HDMI_VFRMT_MAX];
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#define TOP_AND_BOTTOM 0x10
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#define FRAME_PACKING 0x20
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#define SIDE_BY_SIDE_HALF 0x40
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uint32 disp_3d_mode_list[HDMI_VFRMT_MAX];
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uint32 disp_multi_3d_mode_list[16];
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uint32 disp_multi_3d_mode_list_cnt;
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uint32 num_of_elements;
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};
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#endif
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/*
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* As per the CEA-861E spec, there can be a total of 10 short audio
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* descriptors with each SAD being 3 bytes long.
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* Thus, the maximum length of the audio data block would be 30 bytes
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*/
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#define MAX_AUDIO_DATA_BLOCK_SIZE 30
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#define MAX_SPKR_ALLOC_DATA_BLOCK_SIZE 3
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struct external_common_state_type {
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boolean hpd_state;
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struct kobject *uevent_kobj;
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uint32 video_resolution;
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boolean default_res_supported;
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struct device *dev;
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struct switch_dev sdev;
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struct switch_dev audio_sdev;
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#ifdef CONFIG_FB_MSM_HDMI_3D
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boolean format_3d;
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void (*switch_3d)(boolean on);
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#endif
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#ifdef CONFIG_FB_MSM_HDMI_COMMON
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boolean hdcp_active;
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boolean hpd_feature_on;
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boolean hdmi_sink;
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struct hdmi_disp_mode_list_type disp_mode_list;
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uint16 video_latency, audio_latency;
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uint16 physical_address;
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uint32 preferred_video_format;
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uint8 pt_scan_info;
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uint8 it_scan_info;
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uint8 ce_scan_info;
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uint8 spd_vendor_name[8];
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uint8 spd_product_description[16];
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boolean present_3d;
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boolean present_hdcp;
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uint8 audio_data_block[MAX_AUDIO_DATA_BLOCK_SIZE];
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int adb_size;
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uint8 spkr_alloc_data_block[MAX_SPKR_ALLOC_DATA_BLOCK_SIZE];
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int sadb_size;
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int (*read_edid_block)(int block, uint8 *edid_buf);
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int (*hpd_feature)(int on);
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#endif
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};
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/* The external interface driver needs to initialize the common state. */
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extern struct external_common_state_type *external_common_state;
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extern struct mutex external_common_state_hpd_mutex;
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extern struct mutex hdmi_msm_state_mutex;
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#ifdef CONFIG_FB_MSM_HDMI_COMMON
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#define VFRMT_NOT_SUPPORTED(VFRMT) \
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{VFRMT, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, FALSE}
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#define HDMI_SETUP_LUT(MODE) do { \
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struct hdmi_disp_mode_timing_type mode \
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= HDMI_SETTINGS_ ## MODE; \
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hdmi_common_supported_video_mode_lut[mode.video_format] \
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= mode; \
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} while (0)
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int hdmi_common_read_edid(void);
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const char *video_format_2string(uint32 format);
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bool hdmi_common_get_video_format_from_drv_data(struct msm_fb_data_type *mfd);
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const struct hdmi_disp_mode_timing_type *hdmi_common_get_mode(uint32 mode);
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const struct hdmi_disp_mode_timing_type *hdmi_common_get_supported_mode(
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uint32 mode);
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const struct hdmi_disp_mode_timing_type *hdmi_mhl_get_mode(uint32 mode);
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const struct hdmi_disp_mode_timing_type *hdmi_mhl_get_supported_mode(
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uint32 mode);
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void hdmi_common_init_panel_info(struct msm_panel_info *pinfo);
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ssize_t video_3d_format_2string(uint32 format, char *buf);
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#endif
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int external_common_state_create(struct platform_device *pdev);
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void external_common_state_remove(void);
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#endif /* __EXTERNAL_COMMON_H__ */
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