xref: /openbmc/linux/drivers/gpu/drm/i915/display/intel_tv_regs.h (revision 1ac731c529cd4d6adbce134754b51ff7d822b145)

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2023 Intel Corporation
 */

#ifndef __INTEL_TV_REGS_H__
#define __INTEL_TV_REGS_H__

#include "intel_display_reg_defs.h"

/* TV port control */
#define TV_CTL			_MMIO(0x68000)
/* Enables the TV encoder */
# define TV_ENC_ENABLE			(1 << 31)
/* Sources the TV encoder input from pipe B instead of A. */
# define TV_ENC_PIPE_SEL_SHIFT		30
# define TV_ENC_PIPE_SEL_MASK		(1 << 30)
# define TV_ENC_PIPE_SEL(pipe)		((pipe) << 30)
/* Outputs composite video (DAC A only) */
# define TV_ENC_OUTPUT_COMPOSITE	(0 << 28)
/* Outputs SVideo video (DAC B/C) */
# define TV_ENC_OUTPUT_SVIDEO		(1 << 28)
/* Outputs Component video (DAC A/B/C) */
# define TV_ENC_OUTPUT_COMPONENT	(2 << 28)
/* Outputs Composite and SVideo (DAC A/B/C) */
# define TV_ENC_OUTPUT_SVIDEO_COMPOSITE	(3 << 28)
# define TV_TRILEVEL_SYNC		(1 << 21)
/* Enables slow sync generation (945GM only) */
# define TV_SLOW_SYNC			(1 << 20)
/* Selects 4x oversampling for 480i and 576p */
# define TV_OVERSAMPLE_4X		(0 << 18)
/* Selects 2x oversampling for 720p and 1080i */
# define TV_OVERSAMPLE_2X		(1 << 18)
/* Selects no oversampling for 1080p */
# define TV_OVERSAMPLE_NONE		(2 << 18)
/* Selects 8x oversampling */
# define TV_OVERSAMPLE_8X		(3 << 18)
# define TV_OVERSAMPLE_MASK		(3 << 18)
/* Selects progressive mode rather than interlaced */
# define TV_PROGRESSIVE			(1 << 17)
/* Sets the colorburst to PAL mode.  Required for non-M PAL modes. */
# define TV_PAL_BURST			(1 << 16)
/* Field for setting delay of Y compared to C */
# define TV_YC_SKEW_MASK		(7 << 12)
/* Enables a fix for 480p/576p standard definition modes on the 915GM only */
# define TV_ENC_SDP_FIX			(1 << 11)
/*
 * Enables a fix for the 915GM only.
 *
 * Not sure what it does.
 */
# define TV_ENC_C0_FIX			(1 << 10)
/* Bits that must be preserved by software */
# define TV_CTL_SAVE			((1 << 11) | (3 << 9) | (7 << 6) | 0xf)
# define TV_FUSE_STATE_MASK		(3 << 4)
/* Read-only state that reports all features enabled */
# define TV_FUSE_STATE_ENABLED		(0 << 4)
/* Read-only state that reports that Macrovision is disabled in hardware*/
# define TV_FUSE_STATE_NO_MACROVISION	(1 << 4)
/* Read-only state that reports that TV-out is disabled in hardware. */
# define TV_FUSE_STATE_DISABLED		(2 << 4)
/* Normal operation */
# define TV_TEST_MODE_NORMAL		(0 << 0)
/* Encoder test pattern 1 - combo pattern */
# define TV_TEST_MODE_PATTERN_1		(1 << 0)
/* Encoder test pattern 2 - full screen vertical 75% color bars */
# define TV_TEST_MODE_PATTERN_2		(2 << 0)
/* Encoder test pattern 3 - full screen horizontal 75% color bars */
# define TV_TEST_MODE_PATTERN_3		(3 << 0)
/* Encoder test pattern 4 - random noise */
# define TV_TEST_MODE_PATTERN_4		(4 << 0)
/* Encoder test pattern 5 - linear color ramps */
# define TV_TEST_MODE_PATTERN_5		(5 << 0)
/*
 * This test mode forces the DACs to 50% of full output.
 *
 * This is used for load detection in combination with TVDAC_SENSE_MASK
 */
# define TV_TEST_MODE_MONITOR_DETECT	(7 << 0)
# define TV_TEST_MODE_MASK		(7 << 0)

#define TV_DAC			_MMIO(0x68004)
# define TV_DAC_SAVE		0x00ffff00
/*
 * Reports that DAC state change logic has reported change (RO).
 *
 * This gets cleared when TV_DAC_STATE_EN is cleared
*/
# define TVDAC_STATE_CHG		(1 << 31)
# define TVDAC_SENSE_MASK		(7 << 28)
/* Reports that DAC A voltage is above the detect threshold */
# define TVDAC_A_SENSE			(1 << 30)
/* Reports that DAC B voltage is above the detect threshold */
# define TVDAC_B_SENSE			(1 << 29)
/* Reports that DAC C voltage is above the detect threshold */
# define TVDAC_C_SENSE			(1 << 28)
/*
 * Enables DAC state detection logic, for load-based TV detection.
 *
 * The PLL of the chosen pipe (in TV_CTL) must be running, and the encoder set
 * to off, for load detection to work.
 */
# define TVDAC_STATE_CHG_EN		(1 << 27)
/* Sets the DAC A sense value to high */
# define TVDAC_A_SENSE_CTL		(1 << 26)
/* Sets the DAC B sense value to high */
# define TVDAC_B_SENSE_CTL		(1 << 25)
/* Sets the DAC C sense value to high */
# define TVDAC_C_SENSE_CTL		(1 << 24)
/* Overrides the ENC_ENABLE and DAC voltage levels */
# define DAC_CTL_OVERRIDE		(1 << 7)
/* Sets the slew rate.  Must be preserved in software */
# define ENC_TVDAC_SLEW_FAST		(1 << 6)
# define DAC_A_1_3_V			(0 << 4)
# define DAC_A_1_1_V			(1 << 4)
# define DAC_A_0_7_V			(2 << 4)
# define DAC_A_MASK			(3 << 4)
# define DAC_B_1_3_V			(0 << 2)
# define DAC_B_1_1_V			(1 << 2)
# define DAC_B_0_7_V			(2 << 2)
# define DAC_B_MASK			(3 << 2)
# define DAC_C_1_3_V			(0 << 0)
# define DAC_C_1_1_V			(1 << 0)
# define DAC_C_0_7_V			(2 << 0)
# define DAC_C_MASK			(3 << 0)

/*
 * CSC coefficients are stored in a floating point format with 9 bits of
 * mantissa and 2 or 3 bits of exponent.  The exponent is represented as 2**-n,
 * where 2-bit exponents are unsigned n, and 3-bit exponents are signed n with
 * -1 (0x3) being the only legal negative value.
 */
#define TV_CSC_Y		_MMIO(0x68010)
# define TV_RY_MASK			0x07ff0000
# define TV_RY_SHIFT			16
# define TV_GY_MASK			0x00000fff
# define TV_GY_SHIFT			0

#define TV_CSC_Y2		_MMIO(0x68014)
# define TV_BY_MASK			0x07ff0000
# define TV_BY_SHIFT			16
/*
 * Y attenuation for component video.
 *
 * Stored in 1.9 fixed point.
 */
# define TV_AY_MASK			0x000003ff
# define TV_AY_SHIFT			0

#define TV_CSC_U		_MMIO(0x68018)
# define TV_RU_MASK			0x07ff0000
# define TV_RU_SHIFT			16
# define TV_GU_MASK			0x000007ff
# define TV_GU_SHIFT			0

#define TV_CSC_U2		_MMIO(0x6801c)
# define TV_BU_MASK			0x07ff0000
# define TV_BU_SHIFT			16
/*
 * U attenuation for component video.
 *
 * Stored in 1.9 fixed point.
 */
# define TV_AU_MASK			0x000003ff
# define TV_AU_SHIFT			0

#define TV_CSC_V		_MMIO(0x68020)
# define TV_RV_MASK			0x0fff0000
# define TV_RV_SHIFT			16
# define TV_GV_MASK			0x000007ff
# define TV_GV_SHIFT			0

#define TV_CSC_V2		_MMIO(0x68024)
# define TV_BV_MASK			0x07ff0000
# define TV_BV_SHIFT			16
/*
 * V attenuation for component video.
 *
 * Stored in 1.9 fixed point.
 */
# define TV_AV_MASK			0x000007ff
# define TV_AV_SHIFT			0

#define TV_CLR_KNOBS		_MMIO(0x68028)
/* 2s-complement brightness adjustment */
# define TV_BRIGHTNESS_MASK		0xff000000
# define TV_BRIGHTNESS_SHIFT		24
/* Contrast adjustment, as a 2.6 unsigned floating point number */
# define TV_CONTRAST_MASK		0x00ff0000
# define TV_CONTRAST_SHIFT		16
/* Saturation adjustment, as a 2.6 unsigned floating point number */
# define TV_SATURATION_MASK		0x0000ff00
# define TV_SATURATION_SHIFT		8
/* Hue adjustment, as an integer phase angle in degrees */
# define TV_HUE_MASK			0x000000ff
# define TV_HUE_SHIFT			0

#define TV_CLR_LEVEL		_MMIO(0x6802c)
/* Controls the DAC level for black */
# define TV_BLACK_LEVEL_MASK		0x01ff0000
# define TV_BLACK_LEVEL_SHIFT		16
/* Controls the DAC level for blanking */
# define TV_BLANK_LEVEL_MASK		0x000001ff
# define TV_BLANK_LEVEL_SHIFT		0

#define TV_H_CTL_1		_MMIO(0x68030)
/* Number of pixels in the hsync. */
# define TV_HSYNC_END_MASK		0x1fff0000
# define TV_HSYNC_END_SHIFT		16
/* Total number of pixels minus one in the line (display and blanking). */
# define TV_HTOTAL_MASK			0x00001fff
# define TV_HTOTAL_SHIFT		0

#define TV_H_CTL_2		_MMIO(0x68034)
/* Enables the colorburst (needed for non-component color) */
# define TV_BURST_ENA			(1 << 31)
/* Offset of the colorburst from the start of hsync, in pixels minus one. */
# define TV_HBURST_START_SHIFT		16
# define TV_HBURST_START_MASK		0x1fff0000
/* Length of the colorburst */
# define TV_HBURST_LEN_SHIFT		0
# define TV_HBURST_LEN_MASK		0x0001fff

#define TV_H_CTL_3		_MMIO(0x68038)
/* End of hblank, measured in pixels minus one from start of hsync */
# define TV_HBLANK_END_SHIFT		16
# define TV_HBLANK_END_MASK		0x1fff0000
/* Start of hblank, measured in pixels minus one from start of hsync */
# define TV_HBLANK_START_SHIFT		0
# define TV_HBLANK_START_MASK		0x0001fff

#define TV_V_CTL_1		_MMIO(0x6803c)
/* XXX */
# define TV_NBR_END_SHIFT		16
# define TV_NBR_END_MASK		0x07ff0000
/* XXX */
# define TV_VI_END_F1_SHIFT		8
# define TV_VI_END_F1_MASK		0x00003f00
/* XXX */
# define TV_VI_END_F2_SHIFT		0
# define TV_VI_END_F2_MASK		0x0000003f

#define TV_V_CTL_2		_MMIO(0x68040)
/* Length of vsync, in half lines */
# define TV_VSYNC_LEN_MASK		0x07ff0000
# define TV_VSYNC_LEN_SHIFT		16
/* Offset of the start of vsync in field 1, measured in one less than the
 * number of half lines.
 */
# define TV_VSYNC_START_F1_MASK		0x00007f00
# define TV_VSYNC_START_F1_SHIFT	8
/*
 * Offset of the start of vsync in field 2, measured in one less than the
 * number of half lines.
 */
# define TV_VSYNC_START_F2_MASK		0x0000007f
# define TV_VSYNC_START_F2_SHIFT	0

#define TV_V_CTL_3		_MMIO(0x68044)
/* Enables generation of the equalization signal */
# define TV_EQUAL_ENA			(1 << 31)
/* Length of vsync, in half lines */
# define TV_VEQ_LEN_MASK		0x007f0000
# define TV_VEQ_LEN_SHIFT		16
/* Offset of the start of equalization in field 1, measured in one less than
 * the number of half lines.
 */
# define TV_VEQ_START_F1_MASK		0x0007f00
# define TV_VEQ_START_F1_SHIFT		8
/*
 * Offset of the start of equalization in field 2, measured in one less than
 * the number of half lines.
 */
# define TV_VEQ_START_F2_MASK		0x000007f
# define TV_VEQ_START_F2_SHIFT		0

#define TV_V_CTL_4		_MMIO(0x68048)
/*
 * Offset to start of vertical colorburst, measured in one less than the
 * number of lines from vertical start.
 */
# define TV_VBURST_START_F1_MASK	0x003f0000
# define TV_VBURST_START_F1_SHIFT	16
/*
 * Offset to the end of vertical colorburst, measured in one less than the
 * number of lines from the start of NBR.
 */
# define TV_VBURST_END_F1_MASK		0x000000ff
# define TV_VBURST_END_F1_SHIFT		0

#define TV_V_CTL_5		_MMIO(0x6804c)
/*
 * Offset to start of vertical colorburst, measured in one less than the
 * number of lines from vertical start.
 */
# define TV_VBURST_START_F2_MASK	0x003f0000
# define TV_VBURST_START_F2_SHIFT	16
/*
 * Offset to the end of vertical colorburst, measured in one less than the
 * number of lines from the start of NBR.
 */
# define TV_VBURST_END_F2_MASK		0x000000ff
# define TV_VBURST_END_F2_SHIFT		0

#define TV_V_CTL_6		_MMIO(0x68050)
/*
 * Offset to start of vertical colorburst, measured in one less than the
 * number of lines from vertical start.
 */
# define TV_VBURST_START_F3_MASK	0x003f0000
# define TV_VBURST_START_F3_SHIFT	16
/*
 * Offset to the end of vertical colorburst, measured in one less than the
 * number of lines from the start of NBR.
 */
# define TV_VBURST_END_F3_MASK		0x000000ff
# define TV_VBURST_END_F3_SHIFT		0

#define TV_V_CTL_7		_MMIO(0x68054)
/*
 * Offset to start of vertical colorburst, measured in one less than the
 * number of lines from vertical start.
 */
# define TV_VBURST_START_F4_MASK	0x003f0000
# define TV_VBURST_START_F4_SHIFT	16
/*
 * Offset to the end of vertical colorburst, measured in one less than the
 * number of lines from the start of NBR.
 */
# define TV_VBURST_END_F4_MASK		0x000000ff
# define TV_VBURST_END_F4_SHIFT		0

#define TV_SC_CTL_1		_MMIO(0x68060)
/* Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA1_EN			(1 << 31)
/* Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA2_EN			(1 << 30)
/* Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA3_EN			(1 << 29)
/* Sets the subcarrier DDA to reset frequency every other field */
# define TV_SC_RESET_EVERY_2		(0 << 24)
/* Sets the subcarrier DDA to reset frequency every fourth field */
# define TV_SC_RESET_EVERY_4		(1 << 24)
/* Sets the subcarrier DDA to reset frequency every eighth field */
# define TV_SC_RESET_EVERY_8		(2 << 24)
/* Sets the subcarrier DDA to never reset the frequency */
# define TV_SC_RESET_NEVER		(3 << 24)
/* Sets the peak amplitude of the colorburst.*/
# define TV_BURST_LEVEL_MASK		0x00ff0000
# define TV_BURST_LEVEL_SHIFT		16
/* Sets the increment of the first subcarrier phase generation DDA */
# define TV_SCDDA1_INC_MASK		0x00000fff
# define TV_SCDDA1_INC_SHIFT		0

#define TV_SC_CTL_2		_MMIO(0x68064)
/* Sets the rollover for the second subcarrier phase generation DDA */
# define TV_SCDDA2_SIZE_MASK		0x7fff0000
# define TV_SCDDA2_SIZE_SHIFT		16
/* Sets the increent of the second subcarrier phase generation DDA */
# define TV_SCDDA2_INC_MASK		0x00007fff
# define TV_SCDDA2_INC_SHIFT		0

#define TV_SC_CTL_3		_MMIO(0x68068)
/* Sets the rollover for the third subcarrier phase generation DDA */
# define TV_SCDDA3_SIZE_MASK		0x7fff0000
# define TV_SCDDA3_SIZE_SHIFT		16
/* Sets the increent of the third subcarrier phase generation DDA */
# define TV_SCDDA3_INC_MASK		0x00007fff
# define TV_SCDDA3_INC_SHIFT		0

#define TV_WIN_POS		_MMIO(0x68070)
/* X coordinate of the display from the start of horizontal active */
# define TV_XPOS_MASK			0x1fff0000
# define TV_XPOS_SHIFT			16
/* Y coordinate of the display from the start of vertical active (NBR) */
# define TV_YPOS_MASK			0x00000fff
# define TV_YPOS_SHIFT			0

#define TV_WIN_SIZE		_MMIO(0x68074)
/* Horizontal size of the display window, measured in pixels*/
# define TV_XSIZE_MASK			0x1fff0000
# define TV_XSIZE_SHIFT			16
/*
 * Vertical size of the display window, measured in pixels.
 *
 * Must be even for interlaced modes.
 */
# define TV_YSIZE_MASK			0x00000fff
# define TV_YSIZE_SHIFT			0

#define TV_FILTER_CTL_1		_MMIO(0x68080)
/*
 * Enables automatic scaling calculation.
 *
 * If set, the rest of the registers are ignored, and the calculated values can
 * be read back from the register.
 */
# define TV_AUTO_SCALE			(1 << 31)
/*
 * Disables the vertical filter.
 *
 * This is required on modes more than 1024 pixels wide */
# define TV_V_FILTER_BYPASS		(1 << 29)
/* Enables adaptive vertical filtering */
# define TV_VADAPT			(1 << 28)
# define TV_VADAPT_MODE_MASK		(3 << 26)
/* Selects the least adaptive vertical filtering mode */
# define TV_VADAPT_MODE_LEAST		(0 << 26)
/* Selects the moderately adaptive vertical filtering mode */
# define TV_VADAPT_MODE_MODERATE	(1 << 26)
/* Selects the most adaptive vertical filtering mode */
# define TV_VADAPT_MODE_MOST		(3 << 26)
/*
 * Sets the horizontal scaling factor.
 *
 * This should be the fractional part of the horizontal scaling factor divided
 * by the oversampling rate.  TV_HSCALE should be less than 1, and set to:
 *
 * (src width - 1) / ((oversample * dest width) - 1)
 */
# define TV_HSCALE_FRAC_MASK		0x00003fff
# define TV_HSCALE_FRAC_SHIFT		0

#define TV_FILTER_CTL_2		_MMIO(0x68084)
/*
 * Sets the integer part of the 3.15 fixed-point vertical scaling factor.
 *
 * TV_VSCALE should be (src height - 1) / ((interlace * dest height) - 1)
 */
# define TV_VSCALE_INT_MASK		0x00038000
# define TV_VSCALE_INT_SHIFT		15
/*
 * Sets the fractional part of the 3.15 fixed-point vertical scaling factor.
 *
 * \sa TV_VSCALE_INT_MASK
 */
# define TV_VSCALE_FRAC_MASK		0x00007fff
# define TV_VSCALE_FRAC_SHIFT		0

#define TV_FILTER_CTL_3		_MMIO(0x68088)
/*
 * Sets the integer part of the 3.15 fixed-point vertical scaling factor.
 *
 * TV_VSCALE should be (src height - 1) / (1/4 * (dest height - 1))
 *
 * For progressive modes, TV_VSCALE_IP_INT should be set to zeroes.
 */
# define TV_VSCALE_IP_INT_MASK		0x00038000
# define TV_VSCALE_IP_INT_SHIFT		15
/*
 * Sets the fractional part of the 3.15 fixed-point vertical scaling factor.
 *
 * For progressive modes, TV_VSCALE_IP_INT should be set to zeroes.
 *
 * \sa TV_VSCALE_IP_INT_MASK
 */
# define TV_VSCALE_IP_FRAC_MASK		0x00007fff
# define TV_VSCALE_IP_FRAC_SHIFT		0

#define TV_CC_CONTROL		_MMIO(0x68090)
# define TV_CC_ENABLE			(1 << 31)
/*
 * Specifies which field to send the CC data in.
 *
 * CC data is usually sent in field 0.
 */
# define TV_CC_FID_MASK			(1 << 27)
# define TV_CC_FID_SHIFT		27
/* Sets the horizontal position of the CC data.  Usually 135. */
# define TV_CC_HOFF_MASK		0x03ff0000
# define TV_CC_HOFF_SHIFT		16
/* Sets the vertical position of the CC data.  Usually 21 */
# define TV_CC_LINE_MASK		0x0000003f
# define TV_CC_LINE_SHIFT		0

#define TV_CC_DATA		_MMIO(0x68094)
# define TV_CC_RDY			(1 << 31)
/* Second word of CC data to be transmitted. */
# define TV_CC_DATA_2_MASK		0x007f0000
# define TV_CC_DATA_2_SHIFT		16
/* First word of CC data to be transmitted. */
# define TV_CC_DATA_1_MASK		0x0000007f
# define TV_CC_DATA_1_SHIFT		0

#define TV_H_LUMA(i)		_MMIO(0x68100 + (i) * 4) /* 60 registers */
#define TV_H_CHROMA(i)		_MMIO(0x68200 + (i) * 4) /* 60 registers */
#define TV_V_LUMA(i)		_MMIO(0x68300 + (i) * 4) /* 43 registers */
#define TV_V_CHROMA(i)		_MMIO(0x68400 + (i) * 4) /* 43 registers */

#endif /* __INTEL_TV_REGS_H__ */