75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
/*
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* Copyright (c) 2006 Dave Airlie <airlied@linux.ie>
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* Copyright (c) 2007 Intel Corporation
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* Jesse Barnes <jesse.barnes@intel.com>
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*/
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#ifndef __INTEL_DRV_H__
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#define __INTEL_DRV_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 "drm_crtc.h"
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/*
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* Display related stuff
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*/
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/* store information about an Ixxx DVO */
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/* The i830->i865 use multiple DVOs with multiple i2cs */
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/* the i915, i945 have a single sDVO i2c bus - which is different */
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#define MAX_OUTPUTS 6
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#define INTEL_I2C_BUS_DVO 1
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#define INTEL_I2C_BUS_SDVO 2
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/* these are outputs from the chip - integrated only
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external chips are via DVO or SDVO output */
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#define INTEL_OUTPUT_UNUSED 0
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#define INTEL_OUTPUT_ANALOG 1
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#define INTEL_OUTPUT_DVO 2
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#define INTEL_OUTPUT_SDVO 3
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#define INTEL_OUTPUT_LVDS 4
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#define INTEL_OUTPUT_TVOUT 5
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#define INTEL_DVO_CHIP_NONE 0
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#define INTEL_DVO_CHIP_LVDS 1
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#define INTEL_DVO_CHIP_TMDS 2
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#define INTEL_DVO_CHIP_TVOUT 4
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struct intel_i2c_chan {
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drm_device_t *drm_dev; /* for getting at dev. private (mmio etc.) */
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u32 reg; /* GPIO reg */
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struct i2c_adapter adapter;
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struct i2c_algo_bit_data algo;
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u8 slave_addr;
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};
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struct intel_output {
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int type;
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struct intel_i2c_chan *i2c_bus; /* for control functions */
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struct intel_i2c_chan *ddc_bus; /* for DDC only stuff */
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bool load_detect_tmp;
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void *dev_priv;
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};
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struct intel_crtc {
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int pipe;
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u8 lut_r[256], lut_g[256], lut_b[256];
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};
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struct intel_i2c_chan *intel_i2c_create(drm_device_t *dev, const u32 reg,
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const char *name);
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void intel_i2c_destroy(struct intel_i2c_chan *chan);
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int intel_ddc_get_modes(struct drm_output *output);
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extern bool intel_ddc_probe(struct drm_output *output);
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extern void intel_crt_init(drm_device_t *dev);
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extern void intel_sdvo_init(drm_device_t *dev, int output_device);
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extern void intel_lvds_init(drm_device_t *dev);
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extern void intel_crtc_load_lut(struct drm_crtc *crtc);
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extern void intel_output_prepare (struct drm_output *output);
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extern void intel_output_commit (struct drm_output *output);
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#endif /* __INTEL_DRV_H__ */
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