126 lines
4.1 KiB
C
126 lines
4.1 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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#include "drm_crtc_helper.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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/* maximum connectors per crtcs in the mode set */
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#define INTELFB_CONN_LIMIT 4
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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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struct drm_device *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_framebuffer {
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struct drm_framebuffer base;
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};
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struct intel_output {
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struct drm_connector base;
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struct drm_encoder enc;
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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_temp;
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void *dev_priv;
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};
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struct intel_crtc {
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struct drm_crtc base;
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int pipe;
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int plane;
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uint32_t cursor_addr;
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u8 lut_r[256], lut_g[256], lut_b[256];
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int dpms_mode;
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struct intel_framebuffer *fbdev_fb;
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/* a mode_set for fbdev users on this crtc */
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struct drm_mode_set mode_set;
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};
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#define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
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#define to_intel_output(x) container_of(x, struct intel_output, base)
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#define enc_to_intel_output(x) container_of(x, struct intel_output, enc)
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#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
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struct intel_i2c_chan *intel_i2c_create(struct drm_device *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 intel_output *intel_output);
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extern bool intel_ddc_probe(struct intel_output *intel_output);
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extern void intel_crt_init(struct drm_device *dev);
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extern void intel_sdvo_init(struct drm_device *dev, int output_device);
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extern void intel_dvo_init(struct drm_device *dev);
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extern void intel_tv_init(struct drm_device *dev);
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extern void intel_lvds_init(struct drm_device *dev);
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extern void intel_crtc_load_lut(struct drm_crtc *crtc);
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extern void intel_encoder_prepare (struct drm_encoder *encoder);
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extern void intel_encoder_commit (struct drm_encoder *encoder);
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extern struct drm_encoder *intel_best_encoder(struct drm_connector *connector);
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extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
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struct drm_crtc *crtc);
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extern void intel_wait_for_vblank(struct drm_device *dev);
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extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
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extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_output *intel_output,
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struct drm_display_mode *mode,
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int *dpms_mode);
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extern void intel_release_load_detect_pipe(struct intel_output *intel_output,
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int dpms_mode);
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extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
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extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
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extern void intel_sdvo_set_hotplug(struct drm_connector *connector, int enable);
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extern int intelfb_probe(struct drm_device *dev);
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extern int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
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extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc);
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extern void intel_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 struct drm_framebuffer *
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intel_framebuffer_create(struct drm_device *dev,
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struct drm_mode_fb_cmd *mode_cmd,
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void *mm_private);
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#endif /* __INTEL_DRV_H__ */
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