mirror of https://gitee.com/openkylin/linux.git
583 lines
18 KiB
C
583 lines
18 KiB
C
/*
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* Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
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* VA Linux Systems Inc., Fremont, California.
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* Copyright 2008 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Original Authors:
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* Kevin E. Martin, Rickard E. Faith, Alan Hourihane
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*
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* Kernel port Author: Dave Airlie
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*/
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#ifndef RADEON_MODE_H
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#define RADEON_MODE_H
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#include <drm_crtc.h>
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#include <drm_mode.h>
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#include <drm_edid.h>
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#include <drm_dp_helper.h>
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#include <linux/i2c.h>
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#include <linux/i2c-id.h>
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#include <linux/i2c-algo-bit.h>
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#include "radeon_fixed.h"
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struct radeon_device;
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#define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
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#define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
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#define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
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#define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
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enum radeon_rmx_type {
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RMX_OFF,
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RMX_FULL,
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RMX_CENTER,
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RMX_ASPECT
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};
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enum radeon_tv_std {
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TV_STD_NTSC,
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TV_STD_PAL,
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TV_STD_PAL_M,
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TV_STD_PAL_60,
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TV_STD_NTSC_J,
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TV_STD_SCART_PAL,
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TV_STD_SECAM,
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TV_STD_PAL_CN,
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TV_STD_PAL_N,
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};
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/* radeon gpio-based i2c
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* 1. "mask" reg and bits
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* grabs the gpio pins for software use
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* 0=not held 1=held
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* 2. "a" reg and bits
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* output pin value
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* 0=low 1=high
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* 3. "en" reg and bits
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* sets the pin direction
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* 0=input 1=output
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* 4. "y" reg and bits
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* input pin value
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* 0=low 1=high
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*/
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struct radeon_i2c_bus_rec {
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bool valid;
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/* id used by atom */
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uint8_t i2c_id;
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/* id used by atom */
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uint8_t hpd_id;
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/* can be used with hw i2c engine */
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bool hw_capable;
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/* uses multi-media i2c engine */
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bool mm_i2c;
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/* regs and bits */
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uint32_t mask_clk_reg;
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uint32_t mask_data_reg;
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uint32_t a_clk_reg;
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uint32_t a_data_reg;
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uint32_t en_clk_reg;
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uint32_t en_data_reg;
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uint32_t y_clk_reg;
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uint32_t y_data_reg;
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uint32_t mask_clk_mask;
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uint32_t mask_data_mask;
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uint32_t a_clk_mask;
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uint32_t a_data_mask;
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uint32_t en_clk_mask;
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uint32_t en_data_mask;
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uint32_t y_clk_mask;
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uint32_t y_data_mask;
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};
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struct radeon_tmds_pll {
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uint32_t freq;
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uint32_t value;
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};
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#define RADEON_MAX_BIOS_CONNECTOR 16
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/* pll flags */
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#define RADEON_PLL_USE_BIOS_DIVS (1 << 0)
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#define RADEON_PLL_NO_ODD_POST_DIV (1 << 1)
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#define RADEON_PLL_USE_REF_DIV (1 << 2)
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#define RADEON_PLL_LEGACY (1 << 3)
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#define RADEON_PLL_PREFER_LOW_REF_DIV (1 << 4)
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#define RADEON_PLL_PREFER_HIGH_REF_DIV (1 << 5)
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#define RADEON_PLL_PREFER_LOW_FB_DIV (1 << 6)
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#define RADEON_PLL_PREFER_HIGH_FB_DIV (1 << 7)
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#define RADEON_PLL_PREFER_LOW_POST_DIV (1 << 8)
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#define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
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#define RADEON_PLL_USE_FRAC_FB_DIV (1 << 10)
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#define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
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#define RADEON_PLL_USE_POST_DIV (1 << 12)
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#define RADEON_PLL_IS_LCD (1 << 13)
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/* pll algo */
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enum radeon_pll_algo {
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PLL_ALGO_LEGACY,
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PLL_ALGO_NEW
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};
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struct radeon_pll {
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/* reference frequency */
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uint32_t reference_freq;
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/* fixed dividers */
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uint32_t reference_div;
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uint32_t post_div;
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/* pll in/out limits */
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uint32_t pll_in_min;
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uint32_t pll_in_max;
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uint32_t pll_out_min;
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uint32_t pll_out_max;
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uint32_t lcd_pll_out_min;
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uint32_t lcd_pll_out_max;
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uint32_t best_vco;
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/* divider limits */
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uint32_t min_ref_div;
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uint32_t max_ref_div;
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uint32_t min_post_div;
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uint32_t max_post_div;
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uint32_t min_feedback_div;
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uint32_t max_feedback_div;
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uint32_t min_frac_feedback_div;
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uint32_t max_frac_feedback_div;
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/* flags for the current clock */
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uint32_t flags;
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/* pll id */
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uint32_t id;
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/* pll algo */
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enum radeon_pll_algo algo;
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};
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struct i2c_algo_radeon_data {
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struct i2c_adapter bit_adapter;
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struct i2c_algo_bit_data bit_data;
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};
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struct radeon_i2c_chan {
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struct i2c_adapter adapter;
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struct drm_device *dev;
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union {
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struct i2c_algo_dp_aux_data dp;
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struct i2c_algo_radeon_data radeon;
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} algo;
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struct radeon_i2c_bus_rec rec;
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};
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/* mostly for macs, but really any system without connector tables */
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enum radeon_connector_table {
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CT_NONE,
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CT_GENERIC,
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CT_IBOOK,
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CT_POWERBOOK_EXTERNAL,
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CT_POWERBOOK_INTERNAL,
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CT_POWERBOOK_VGA,
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CT_MINI_EXTERNAL,
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CT_MINI_INTERNAL,
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CT_IMAC_G5_ISIGHT,
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CT_EMAC,
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};
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enum radeon_dvo_chip {
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DVO_SIL164,
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DVO_SIL1178,
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};
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struct radeon_mode_info {
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struct atom_context *atom_context;
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struct card_info *atom_card_info;
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enum radeon_connector_table connector_table;
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bool mode_config_initialized;
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struct radeon_crtc *crtcs[6];
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/* DVI-I properties */
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struct drm_property *coherent_mode_property;
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/* DAC enable load detect */
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struct drm_property *load_detect_property;
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/* TV standard load detect */
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struct drm_property *tv_std_property;
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/* legacy TMDS PLL detect */
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struct drm_property *tmds_pll_property;
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/* hardcoded DFP edid from BIOS */
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struct edid *bios_hardcoded_edid;
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};
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#define MAX_H_CODE_TIMING_LEN 32
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#define MAX_V_CODE_TIMING_LEN 32
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/* need to store these as reading
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back code tables is excessive */
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struct radeon_tv_regs {
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uint32_t tv_uv_adr;
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uint32_t timing_cntl;
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uint32_t hrestart;
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uint32_t vrestart;
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uint32_t frestart;
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uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
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uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
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};
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struct radeon_crtc {
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struct drm_crtc base;
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int crtc_id;
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u16 lut_r[256], lut_g[256], lut_b[256];
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bool enabled;
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bool can_tile;
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uint32_t crtc_offset;
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struct drm_gem_object *cursor_bo;
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uint64_t cursor_addr;
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int cursor_width;
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int cursor_height;
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uint32_t legacy_display_base_addr;
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uint32_t legacy_cursor_offset;
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enum radeon_rmx_type rmx_type;
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fixed20_12 vsc;
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fixed20_12 hsc;
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struct drm_display_mode native_mode;
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int pll_id;
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};
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struct radeon_encoder_primary_dac {
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/* legacy primary dac */
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uint32_t ps2_pdac_adj;
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};
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struct radeon_encoder_lvds {
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/* legacy lvds */
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uint16_t panel_vcc_delay;
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uint8_t panel_pwr_delay;
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uint8_t panel_digon_delay;
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uint8_t panel_blon_delay;
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uint16_t panel_ref_divider;
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uint8_t panel_post_divider;
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uint16_t panel_fb_divider;
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bool use_bios_dividers;
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uint32_t lvds_gen_cntl;
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/* panel mode */
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struct drm_display_mode native_mode;
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};
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struct radeon_encoder_tv_dac {
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/* legacy tv dac */
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uint32_t ps2_tvdac_adj;
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uint32_t ntsc_tvdac_adj;
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uint32_t pal_tvdac_adj;
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int h_pos;
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int v_pos;
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int h_size;
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int supported_tv_stds;
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bool tv_on;
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enum radeon_tv_std tv_std;
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struct radeon_tv_regs tv;
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};
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struct radeon_encoder_int_tmds {
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/* legacy int tmds */
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struct radeon_tmds_pll tmds_pll[4];
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};
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struct radeon_encoder_ext_tmds {
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/* tmds over dvo */
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struct radeon_i2c_chan *i2c_bus;
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uint8_t slave_addr;
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enum radeon_dvo_chip dvo_chip;
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};
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/* spread spectrum */
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struct radeon_atom_ss {
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uint16_t percentage;
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uint8_t type;
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uint8_t step;
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uint8_t delay;
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uint8_t range;
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uint8_t refdiv;
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};
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struct radeon_encoder_atom_dig {
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/* atom dig */
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bool coherent_mode;
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int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB */
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/* atom lvds */
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uint32_t lvds_misc;
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uint16_t panel_pwr_delay;
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enum radeon_pll_algo pll_algo;
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struct radeon_atom_ss *ss;
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/* panel mode */
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struct drm_display_mode native_mode;
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};
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struct radeon_encoder_atom_dac {
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enum radeon_tv_std tv_std;
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};
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struct radeon_encoder {
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struct drm_encoder base;
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uint32_t encoder_id;
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uint32_t devices;
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uint32_t active_device;
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uint32_t flags;
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uint32_t pixel_clock;
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enum radeon_rmx_type rmx_type;
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struct drm_display_mode native_mode;
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void *enc_priv;
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int hdmi_offset;
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int hdmi_config_offset;
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int hdmi_audio_workaround;
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int hdmi_buffer_status;
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};
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struct radeon_connector_atom_dig {
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uint32_t igp_lane_info;
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bool linkb;
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/* displayport */
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struct radeon_i2c_chan *dp_i2c_bus;
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u8 dpcd[8];
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u8 dp_sink_type;
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int dp_clock;
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int dp_lane_count;
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};
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struct radeon_gpio_rec {
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bool valid;
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u8 id;
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u32 reg;
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u32 mask;
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};
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enum radeon_hpd_id {
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RADEON_HPD_NONE = 0,
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RADEON_HPD_1,
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RADEON_HPD_2,
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RADEON_HPD_3,
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RADEON_HPD_4,
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RADEON_HPD_5,
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RADEON_HPD_6,
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};
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struct radeon_hpd {
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enum radeon_hpd_id hpd;
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u8 plugged_state;
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struct radeon_gpio_rec gpio;
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};
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struct radeon_connector {
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struct drm_connector base;
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uint32_t connector_id;
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uint32_t devices;
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struct radeon_i2c_chan *ddc_bus;
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/* some systems have a an hdmi and vga port with a shared ddc line */
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bool shared_ddc;
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bool use_digital;
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/* we need to mind the EDID between detect
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and get modes due to analog/digital/tvencoder */
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struct edid *edid;
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void *con_priv;
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bool dac_load_detect;
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uint16_t connector_object_id;
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struct radeon_hpd hpd;
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};
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struct radeon_framebuffer {
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struct drm_framebuffer base;
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struct drm_gem_object *obj;
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};
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extern enum radeon_tv_std
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radeon_combios_get_tv_info(struct radeon_device *rdev);
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extern enum radeon_tv_std
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radeon_atombios_get_tv_info(struct radeon_device *rdev);
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extern void radeon_connector_hotplug(struct drm_connector *connector);
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extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
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extern int radeon_dp_mode_valid_helper(struct radeon_connector *radeon_connector,
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struct drm_display_mode *mode);
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extern void radeon_dp_set_link_config(struct drm_connector *connector,
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struct drm_display_mode *mode);
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extern void dp_link_train(struct drm_encoder *encoder,
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struct drm_connector *connector);
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extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
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extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
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extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action);
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extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
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int action, uint8_t lane_num,
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uint8_t lane_set);
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extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
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uint8_t write_byte, uint8_t *read_byte);
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extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
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struct radeon_i2c_bus_rec *rec,
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const char *name);
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extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
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struct radeon_i2c_bus_rec *rec,
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const char *name);
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extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
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extern void radeon_i2c_destroy_dp(struct radeon_i2c_chan *i2c);
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extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
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u8 slave_addr,
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u8 addr,
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u8 *val);
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extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
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u8 slave_addr,
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u8 addr,
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u8 val);
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extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
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extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
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extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
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extern void radeon_compute_pll(struct radeon_pll *pll,
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uint64_t freq,
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uint32_t *dot_clock_p,
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uint32_t *fb_div_p,
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uint32_t *frac_fb_div_p,
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uint32_t *ref_div_p,
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uint32_t *post_div_p);
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extern void radeon_setup_encoder_clones(struct drm_device *dev);
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struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
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struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
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struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
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struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
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struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
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extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action);
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extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
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extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
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extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
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extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
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extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
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struct drm_framebuffer *old_fb);
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extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
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struct drm_display_mode *mode,
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struct drm_display_mode *adjusted_mode,
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int x, int y,
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struct drm_framebuffer *old_fb);
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extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
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extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
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struct drm_framebuffer *old_fb);
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extern int radeon_crtc_cursor_set(struct drm_crtc *crtc,
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struct drm_file *file_priv,
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uint32_t handle,
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uint32_t width,
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uint32_t height);
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extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
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int x, int y);
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extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
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extern struct edid *
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radeon_combios_get_hardcoded_edid(struct radeon_device *rdev);
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extern bool radeon_atom_get_clock_info(struct drm_device *dev);
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extern bool radeon_combios_get_clock_info(struct drm_device *dev);
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extern struct radeon_encoder_atom_dig *
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radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
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extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
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struct radeon_encoder_int_tmds *tmds);
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extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
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struct radeon_encoder_int_tmds *tmds);
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extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
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struct radeon_encoder_int_tmds *tmds);
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extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
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struct radeon_encoder_ext_tmds *tmds);
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extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
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struct radeon_encoder_ext_tmds *tmds);
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extern struct radeon_encoder_primary_dac *
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radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
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extern struct radeon_encoder_tv_dac *
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radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
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extern struct radeon_encoder_lvds *
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radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
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extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
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extern struct radeon_encoder_tv_dac *
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radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
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extern struct radeon_encoder_primary_dac *
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radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
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extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
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extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
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extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
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extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
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extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
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extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
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extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
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extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
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extern void
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radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
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extern void
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radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
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extern void
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radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
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extern void
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radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
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extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
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u16 blue, int regno);
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extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
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u16 *blue, int regno);
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struct drm_framebuffer *radeon_framebuffer_create(struct drm_device *dev,
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struct drm_mode_fb_cmd *mode_cmd,
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struct drm_gem_object *obj);
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int radeonfb_probe(struct drm_device *dev);
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int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
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bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
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bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
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void radeon_atombios_init_crtc(struct drm_device *dev,
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struct radeon_crtc *radeon_crtc);
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void radeon_legacy_init_crtc(struct drm_device *dev,
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struct radeon_crtc *radeon_crtc);
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void radeon_get_clock_info(struct drm_device *dev);
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extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
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extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
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void radeon_enc_destroy(struct drm_encoder *encoder);
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void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
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void radeon_combios_asic_init(struct drm_device *dev);
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extern int radeon_static_clocks_init(struct drm_device *dev);
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bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
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struct drm_display_mode *mode,
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struct drm_display_mode *adjusted_mode);
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void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
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/* legacy tv */
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void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
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uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
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uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
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void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
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uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
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uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
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void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
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uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
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uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
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void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
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struct drm_display_mode *mode,
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struct drm_display_mode *adjusted_mode);
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#endif
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