![Dan Carpenter](/assets/img/avatar_default.png)
The "connector" variable is used as the cursor in a list_for_each_entry() and it's always non-null so we don't need to check it. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Eric Anholt <eric@anholt.net>
2884 lines
87 KiB
C
2884 lines
87 KiB
C
/*
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* Copyright 2006 Dave Airlie <airlied@linux.ie>
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* Copyright © 2006-2007 Intel Corporation
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* Jesse Barnes <jesse.barnes@intel.com>
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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 (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*/
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#include <linux/i2c.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include "drmP.h"
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#include "drm.h"
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#include "drm_crtc.h"
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#include "intel_drv.h"
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#include "drm_edid.h"
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#include "i915_drm.h"
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#include "i915_drv.h"
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#include "intel_sdvo_regs.h"
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#define SDVO_TMDS_MASK (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)
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#define SDVO_RGB_MASK (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1)
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#define SDVO_LVDS_MASK (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1)
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#define SDVO_TV_MASK (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_SVID0)
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#define SDVO_OUTPUT_MASK (SDVO_TMDS_MASK | SDVO_RGB_MASK | SDVO_LVDS_MASK |\
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SDVO_TV_MASK)
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#define IS_TV(c) (c->output_flag & SDVO_TV_MASK)
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#define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK)
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static char *tv_format_names[] = {
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"NTSC_M" , "NTSC_J" , "NTSC_443",
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"PAL_B" , "PAL_D" , "PAL_G" ,
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"PAL_H" , "PAL_I" , "PAL_M" ,
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"PAL_N" , "PAL_NC" , "PAL_60" ,
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"SECAM_B" , "SECAM_D" , "SECAM_G" ,
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"SECAM_K" , "SECAM_K1", "SECAM_L" ,
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"SECAM_60"
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};
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#define TV_FORMAT_NUM (sizeof(tv_format_names) / sizeof(*tv_format_names))
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struct intel_sdvo_priv {
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u8 slave_addr;
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/* Register for the SDVO device: SDVOB or SDVOC */
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int sdvo_reg;
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/* Active outputs controlled by this SDVO output */
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uint16_t controlled_output;
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/*
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* Capabilities of the SDVO device returned by
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* i830_sdvo_get_capabilities()
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*/
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struct intel_sdvo_caps caps;
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/* Pixel clock limitations reported by the SDVO device, in kHz */
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int pixel_clock_min, pixel_clock_max;
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/*
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* For multiple function SDVO device,
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* this is for current attached outputs.
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*/
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uint16_t attached_output;
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/**
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* This is set if we're going to treat the device as TV-out.
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*
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* While we have these nice friendly flags for output types that ought
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* to decide this for us, the S-Video output on our HDMI+S-Video card
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* shows up as RGB1 (VGA).
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*/
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bool is_tv;
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/* This is for current tv format name */
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char *tv_format_name;
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/**
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* This is set if we treat the device as HDMI, instead of DVI.
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*/
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bool is_hdmi;
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/**
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* This is set if we detect output of sdvo device as LVDS.
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*/
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bool is_lvds;
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/**
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* This is sdvo flags for input timing.
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*/
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uint8_t sdvo_flags;
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/**
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* This is sdvo fixed pannel mode pointer
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*/
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struct drm_display_mode *sdvo_lvds_fixed_mode;
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/*
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* supported encoding mode, used to determine whether HDMI is
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* supported
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*/
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struct intel_sdvo_encode encode;
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/* DDC bus used by this SDVO encoder */
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uint8_t ddc_bus;
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/* Mac mini hack -- use the same DDC as the analog connector */
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struct i2c_adapter *analog_ddc_bus;
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};
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struct intel_sdvo_connector {
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/* Mark the type of connector */
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uint16_t output_flag;
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/* This contains all current supported TV format */
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char *tv_format_supported[TV_FORMAT_NUM];
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int format_supported_num;
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struct drm_property *tv_format_property;
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struct drm_property *tv_format_name_property[TV_FORMAT_NUM];
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/**
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* Returned SDTV resolutions allowed for the current format, if the
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* device reported it.
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*/
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struct intel_sdvo_sdtv_resolution_reply sdtv_resolutions;
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/* add the property for the SDVO-TV */
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struct drm_property *left_property;
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struct drm_property *right_property;
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struct drm_property *top_property;
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struct drm_property *bottom_property;
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struct drm_property *hpos_property;
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struct drm_property *vpos_property;
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/* add the property for the SDVO-TV/LVDS */
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struct drm_property *brightness_property;
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struct drm_property *contrast_property;
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struct drm_property *saturation_property;
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struct drm_property *hue_property;
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/* Add variable to record current setting for the above property */
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u32 left_margin, right_margin, top_margin, bottom_margin;
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/* this is to get the range of margin.*/
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u32 max_hscan, max_vscan;
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u32 max_hpos, cur_hpos;
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u32 max_vpos, cur_vpos;
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u32 cur_brightness, max_brightness;
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u32 cur_contrast, max_contrast;
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u32 cur_saturation, max_saturation;
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u32 cur_hue, max_hue;
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};
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static bool
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intel_sdvo_output_setup(struct intel_encoder *intel_encoder,
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uint16_t flags);
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static void
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intel_sdvo_tv_create_property(struct drm_connector *connector, int type);
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static void
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intel_sdvo_create_enhance_property(struct drm_connector *connector);
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/**
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* Writes the SDVOB or SDVOC with the given value, but always writes both
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* SDVOB and SDVOC to work around apparent hardware issues (according to
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* comments in the BIOS).
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*/
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static void intel_sdvo_write_sdvox(struct intel_encoder *intel_encoder, u32 val)
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{
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struct drm_device *dev = intel_encoder->enc.dev;
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
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u32 bval = val, cval = val;
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int i;
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if (sdvo_priv->sdvo_reg == PCH_SDVOB) {
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I915_WRITE(sdvo_priv->sdvo_reg, val);
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I915_READ(sdvo_priv->sdvo_reg);
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return;
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}
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if (sdvo_priv->sdvo_reg == SDVOB) {
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cval = I915_READ(SDVOC);
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} else {
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bval = I915_READ(SDVOB);
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}
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/*
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* Write the registers twice for luck. Sometimes,
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* writing them only once doesn't appear to 'stick'.
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* The BIOS does this too. Yay, magic
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*/
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for (i = 0; i < 2; i++)
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{
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I915_WRITE(SDVOB, bval);
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I915_READ(SDVOB);
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I915_WRITE(SDVOC, cval);
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I915_READ(SDVOC);
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}
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}
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static bool intel_sdvo_read_byte(struct intel_encoder *intel_encoder, u8 addr,
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u8 *ch)
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{
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struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
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u8 out_buf[2];
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u8 buf[2];
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int ret;
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struct i2c_msg msgs[] = {
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{
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.addr = sdvo_priv->slave_addr >> 1,
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.flags = 0,
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.len = 1,
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.buf = out_buf,
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},
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{
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.addr = sdvo_priv->slave_addr >> 1,
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.flags = I2C_M_RD,
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.len = 1,
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.buf = buf,
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}
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};
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out_buf[0] = addr;
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out_buf[1] = 0;
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if ((ret = i2c_transfer(intel_encoder->i2c_bus, msgs, 2)) == 2)
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{
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*ch = buf[0];
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return true;
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}
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DRM_DEBUG_KMS("i2c transfer returned %d\n", ret);
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return false;
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}
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static bool intel_sdvo_write_byte(struct intel_encoder *intel_encoder, int addr,
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u8 ch)
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{
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struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
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u8 out_buf[2];
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struct i2c_msg msgs[] = {
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{
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.addr = sdvo_priv->slave_addr >> 1,
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.flags = 0,
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.len = 2,
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.buf = out_buf,
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}
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};
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out_buf[0] = addr;
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out_buf[1] = ch;
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if (i2c_transfer(intel_encoder->i2c_bus, msgs, 1) == 1)
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{
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return true;
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}
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return false;
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}
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#define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
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/** Mapping of command numbers to names, for debug output */
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static const struct _sdvo_cmd_name {
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u8 cmd;
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char *name;
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} sdvo_cmd_names[] = {
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TRAINED_INPUTS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_OUTPUTS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_OUTPUTS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_IN_OUT_MAP),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_IN_OUT_MAP),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ATTACHED_DISPLAYS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HOT_PLUG_SUPPORT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ACTIVE_HOT_PLUG),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ACTIVE_HOT_PLUG),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INTERRUPT_EVENT_SOURCE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_INPUT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TARGET_OUTPUT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART1),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_TIMINGS_PART2),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART2),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_INPUT_TIMINGS_PART1),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART1),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OUTPUT_TIMINGS_PART2),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART1),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_TIMINGS_PART2),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OUTPUT_PIXEL_CLOCK_RANGE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_CLOCK_RATE_MULTS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CLOCK_RATE_MULT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CLOCK_RATE_MULT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS),
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/* Add the op code for SDVO enhancements */
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_POSITION_H),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POSITION_H),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_POSITION_H),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_POSITION_V),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POSITION_V),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_POSITION_V),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V),
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/* HDMI op code */
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA),
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SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA),
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};
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#define IS_SDVOB(reg) (reg == SDVOB || reg == PCH_SDVOB)
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#define SDVO_NAME(dev_priv) (IS_SDVOB((dev_priv)->sdvo_reg) ? "SDVOB" : "SDVOC")
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#define SDVO_PRIV(encoder) ((struct intel_sdvo_priv *) (encoder)->dev_priv)
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static void intel_sdvo_debug_write(struct intel_encoder *intel_encoder, u8 cmd,
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void *args, int args_len)
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{
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struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
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int i;
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DRM_DEBUG_KMS("%s: W: %02X ",
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SDVO_NAME(sdvo_priv), cmd);
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for (i = 0; i < args_len; i++)
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DRM_LOG_KMS("%02X ", ((u8 *)args)[i]);
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for (; i < 8; i++)
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DRM_LOG_KMS(" ");
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for (i = 0; i < sizeof(sdvo_cmd_names) / sizeof(sdvo_cmd_names[0]); i++) {
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if (cmd == sdvo_cmd_names[i].cmd) {
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DRM_LOG_KMS("(%s)", sdvo_cmd_names[i].name);
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break;
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}
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}
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if (i == sizeof(sdvo_cmd_names)/ sizeof(sdvo_cmd_names[0]))
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DRM_LOG_KMS("(%02X)", cmd);
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DRM_LOG_KMS("\n");
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}
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static void intel_sdvo_write_cmd(struct intel_encoder *intel_encoder, u8 cmd,
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void *args, int args_len)
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{
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int i;
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intel_sdvo_debug_write(intel_encoder, cmd, args, args_len);
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for (i = 0; i < args_len; i++) {
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intel_sdvo_write_byte(intel_encoder, SDVO_I2C_ARG_0 - i,
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((u8*)args)[i]);
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}
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|
|
intel_sdvo_write_byte(intel_encoder, SDVO_I2C_OPCODE, cmd);
|
|
}
|
|
|
|
static const char *cmd_status_names[] = {
|
|
"Power on",
|
|
"Success",
|
|
"Not supported",
|
|
"Invalid arg",
|
|
"Pending",
|
|
"Target not specified",
|
|
"Scaling not supported"
|
|
};
|
|
|
|
static void intel_sdvo_debug_response(struct intel_encoder *intel_encoder,
|
|
void *response, int response_len,
|
|
u8 status)
|
|
{
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
int i;
|
|
|
|
DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(sdvo_priv));
|
|
for (i = 0; i < response_len; i++)
|
|
DRM_LOG_KMS("%02X ", ((u8 *)response)[i]);
|
|
for (; i < 8; i++)
|
|
DRM_LOG_KMS(" ");
|
|
if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP)
|
|
DRM_LOG_KMS("(%s)", cmd_status_names[status]);
|
|
else
|
|
DRM_LOG_KMS("(??? %d)", status);
|
|
DRM_LOG_KMS("\n");
|
|
}
|
|
|
|
static u8 intel_sdvo_read_response(struct intel_encoder *intel_encoder,
|
|
void *response, int response_len)
|
|
{
|
|
int i;
|
|
u8 status;
|
|
u8 retry = 50;
|
|
|
|
while (retry--) {
|
|
/* Read the command response */
|
|
for (i = 0; i < response_len; i++) {
|
|
intel_sdvo_read_byte(intel_encoder,
|
|
SDVO_I2C_RETURN_0 + i,
|
|
&((u8 *)response)[i]);
|
|
}
|
|
|
|
/* read the return status */
|
|
intel_sdvo_read_byte(intel_encoder, SDVO_I2C_CMD_STATUS,
|
|
&status);
|
|
|
|
intel_sdvo_debug_response(intel_encoder, response, response_len,
|
|
status);
|
|
if (status != SDVO_CMD_STATUS_PENDING)
|
|
return status;
|
|
|
|
mdelay(50);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
|
|
{
|
|
if (mode->clock >= 100000)
|
|
return 1;
|
|
else if (mode->clock >= 50000)
|
|
return 2;
|
|
else
|
|
return 4;
|
|
}
|
|
|
|
/**
|
|
* Try to read the response after issuie the DDC switch command. But it
|
|
* is noted that we must do the action of reading response and issuing DDC
|
|
* switch command in one I2C transaction. Otherwise when we try to start
|
|
* another I2C transaction after issuing the DDC bus switch, it will be
|
|
* switched to the internal SDVO register.
|
|
*/
|
|
static void intel_sdvo_set_control_bus_switch(struct intel_encoder *intel_encoder,
|
|
u8 target)
|
|
{
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
u8 out_buf[2], cmd_buf[2], ret_value[2], ret;
|
|
struct i2c_msg msgs[] = {
|
|
{
|
|
.addr = sdvo_priv->slave_addr >> 1,
|
|
.flags = 0,
|
|
.len = 2,
|
|
.buf = out_buf,
|
|
},
|
|
/* the following two are to read the response */
|
|
{
|
|
.addr = sdvo_priv->slave_addr >> 1,
|
|
.flags = 0,
|
|
.len = 1,
|
|
.buf = cmd_buf,
|
|
},
|
|
{
|
|
.addr = sdvo_priv->slave_addr >> 1,
|
|
.flags = I2C_M_RD,
|
|
.len = 1,
|
|
.buf = ret_value,
|
|
},
|
|
};
|
|
|
|
intel_sdvo_debug_write(intel_encoder, SDVO_CMD_SET_CONTROL_BUS_SWITCH,
|
|
&target, 1);
|
|
/* write the DDC switch command argument */
|
|
intel_sdvo_write_byte(intel_encoder, SDVO_I2C_ARG_0, target);
|
|
|
|
out_buf[0] = SDVO_I2C_OPCODE;
|
|
out_buf[1] = SDVO_CMD_SET_CONTROL_BUS_SWITCH;
|
|
cmd_buf[0] = SDVO_I2C_CMD_STATUS;
|
|
cmd_buf[1] = 0;
|
|
ret_value[0] = 0;
|
|
ret_value[1] = 0;
|
|
|
|
ret = i2c_transfer(intel_encoder->i2c_bus, msgs, 3);
|
|
if (ret != 3) {
|
|
/* failure in I2C transfer */
|
|
DRM_DEBUG_KMS("I2c transfer returned %d\n", ret);
|
|
return;
|
|
}
|
|
if (ret_value[0] != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("DDC switch command returns response %d\n",
|
|
ret_value[0]);
|
|
return;
|
|
}
|
|
return;
|
|
}
|
|
|
|
static bool intel_sdvo_set_target_input(struct intel_encoder *intel_encoder, bool target_0, bool target_1)
|
|
{
|
|
struct intel_sdvo_set_target_input_args targets = {0};
|
|
u8 status;
|
|
|
|
if (target_0 && target_1)
|
|
return SDVO_CMD_STATUS_NOTSUPP;
|
|
|
|
if (target_1)
|
|
targets.target_1 = 1;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_TARGET_INPUT, &targets,
|
|
sizeof(targets));
|
|
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
|
|
return (status == SDVO_CMD_STATUS_SUCCESS);
|
|
}
|
|
|
|
/**
|
|
* Return whether each input is trained.
|
|
*
|
|
* This function is making an assumption about the layout of the response,
|
|
* which should be checked against the docs.
|
|
*/
|
|
static bool intel_sdvo_get_trained_inputs(struct intel_encoder *intel_encoder, bool *input_1, bool *input_2)
|
|
{
|
|
struct intel_sdvo_get_trained_inputs_response response;
|
|
u8 status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_TRAINED_INPUTS, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder, &response, sizeof(response));
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
*input_1 = response.input0_trained;
|
|
*input_2 = response.input1_trained;
|
|
return true;
|
|
}
|
|
|
|
static bool intel_sdvo_set_active_outputs(struct intel_encoder *intel_encoder,
|
|
u16 outputs)
|
|
{
|
|
u8 status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_ACTIVE_OUTPUTS, &outputs,
|
|
sizeof(outputs));
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
return (status == SDVO_CMD_STATUS_SUCCESS);
|
|
}
|
|
|
|
static bool intel_sdvo_set_encoder_power_state(struct intel_encoder *intel_encoder,
|
|
int mode)
|
|
{
|
|
u8 status, state = SDVO_ENCODER_STATE_ON;
|
|
|
|
switch (mode) {
|
|
case DRM_MODE_DPMS_ON:
|
|
state = SDVO_ENCODER_STATE_ON;
|
|
break;
|
|
case DRM_MODE_DPMS_STANDBY:
|
|
state = SDVO_ENCODER_STATE_STANDBY;
|
|
break;
|
|
case DRM_MODE_DPMS_SUSPEND:
|
|
state = SDVO_ENCODER_STATE_SUSPEND;
|
|
break;
|
|
case DRM_MODE_DPMS_OFF:
|
|
state = SDVO_ENCODER_STATE_OFF;
|
|
break;
|
|
}
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_ENCODER_POWER_STATE, &state,
|
|
sizeof(state));
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
|
|
return (status == SDVO_CMD_STATUS_SUCCESS);
|
|
}
|
|
|
|
static bool intel_sdvo_get_input_pixel_clock_range(struct intel_encoder *intel_encoder,
|
|
int *clock_min,
|
|
int *clock_max)
|
|
{
|
|
struct intel_sdvo_pixel_clock_range clocks;
|
|
u8 status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_INPUT_PIXEL_CLOCK_RANGE,
|
|
NULL, 0);
|
|
|
|
status = intel_sdvo_read_response(intel_encoder, &clocks, sizeof(clocks));
|
|
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
/* Convert the values from units of 10 kHz to kHz. */
|
|
*clock_min = clocks.min * 10;
|
|
*clock_max = clocks.max * 10;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool intel_sdvo_set_target_output(struct intel_encoder *intel_encoder,
|
|
u16 outputs)
|
|
{
|
|
u8 status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_TARGET_OUTPUT, &outputs,
|
|
sizeof(outputs));
|
|
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
return (status == SDVO_CMD_STATUS_SUCCESS);
|
|
}
|
|
|
|
static bool intel_sdvo_set_timing(struct intel_encoder *intel_encoder, u8 cmd,
|
|
struct intel_sdvo_dtd *dtd)
|
|
{
|
|
u8 status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, cmd, &dtd->part1, sizeof(dtd->part1));
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, cmd + 1, &dtd->part2, sizeof(dtd->part2));
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool intel_sdvo_set_input_timing(struct intel_encoder *intel_encoder,
|
|
struct intel_sdvo_dtd *dtd)
|
|
{
|
|
return intel_sdvo_set_timing(intel_encoder,
|
|
SDVO_CMD_SET_INPUT_TIMINGS_PART1, dtd);
|
|
}
|
|
|
|
static bool intel_sdvo_set_output_timing(struct intel_encoder *intel_encoder,
|
|
struct intel_sdvo_dtd *dtd)
|
|
{
|
|
return intel_sdvo_set_timing(intel_encoder,
|
|
SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd);
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_create_preferred_input_timing(struct intel_encoder *intel_encoder,
|
|
uint16_t clock,
|
|
uint16_t width,
|
|
uint16_t height)
|
|
{
|
|
struct intel_sdvo_preferred_input_timing_args args;
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
uint8_t status;
|
|
|
|
memset(&args, 0, sizeof(args));
|
|
args.clock = clock;
|
|
args.width = width;
|
|
args.height = height;
|
|
args.interlace = 0;
|
|
|
|
if (sdvo_priv->is_lvds &&
|
|
(sdvo_priv->sdvo_lvds_fixed_mode->hdisplay != width ||
|
|
sdvo_priv->sdvo_lvds_fixed_mode->vdisplay != height))
|
|
args.scaled = 1;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING,
|
|
&args, sizeof(args));
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool intel_sdvo_get_preferred_input_timing(struct intel_encoder *intel_encoder,
|
|
struct intel_sdvo_dtd *dtd)
|
|
{
|
|
bool status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1,
|
|
NULL, 0);
|
|
|
|
status = intel_sdvo_read_response(intel_encoder, &dtd->part1,
|
|
sizeof(dtd->part1));
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2,
|
|
NULL, 0);
|
|
|
|
status = intel_sdvo_read_response(intel_encoder, &dtd->part2,
|
|
sizeof(dtd->part2));
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool intel_sdvo_set_clock_rate_mult(struct intel_encoder *intel_encoder, u8 val)
|
|
{
|
|
u8 status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_CLOCK_RATE_MULT, &val, 1);
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd *dtd,
|
|
struct drm_display_mode *mode)
|
|
{
|
|
uint16_t width, height;
|
|
uint16_t h_blank_len, h_sync_len, v_blank_len, v_sync_len;
|
|
uint16_t h_sync_offset, v_sync_offset;
|
|
|
|
width = mode->crtc_hdisplay;
|
|
height = mode->crtc_vdisplay;
|
|
|
|
/* do some mode translations */
|
|
h_blank_len = mode->crtc_hblank_end - mode->crtc_hblank_start;
|
|
h_sync_len = mode->crtc_hsync_end - mode->crtc_hsync_start;
|
|
|
|
v_blank_len = mode->crtc_vblank_end - mode->crtc_vblank_start;
|
|
v_sync_len = mode->crtc_vsync_end - mode->crtc_vsync_start;
|
|
|
|
h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
|
|
v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
|
|
|
|
dtd->part1.clock = mode->clock / 10;
|
|
dtd->part1.h_active = width & 0xff;
|
|
dtd->part1.h_blank = h_blank_len & 0xff;
|
|
dtd->part1.h_high = (((width >> 8) & 0xf) << 4) |
|
|
((h_blank_len >> 8) & 0xf);
|
|
dtd->part1.v_active = height & 0xff;
|
|
dtd->part1.v_blank = v_blank_len & 0xff;
|
|
dtd->part1.v_high = (((height >> 8) & 0xf) << 4) |
|
|
((v_blank_len >> 8) & 0xf);
|
|
|
|
dtd->part2.h_sync_off = h_sync_offset & 0xff;
|
|
dtd->part2.h_sync_width = h_sync_len & 0xff;
|
|
dtd->part2.v_sync_off_width = (v_sync_offset & 0xf) << 4 |
|
|
(v_sync_len & 0xf);
|
|
dtd->part2.sync_off_width_high = ((h_sync_offset & 0x300) >> 2) |
|
|
((h_sync_len & 0x300) >> 4) | ((v_sync_offset & 0x30) >> 2) |
|
|
((v_sync_len & 0x30) >> 4);
|
|
|
|
dtd->part2.dtd_flags = 0x18;
|
|
if (mode->flags & DRM_MODE_FLAG_PHSYNC)
|
|
dtd->part2.dtd_flags |= 0x2;
|
|
if (mode->flags & DRM_MODE_FLAG_PVSYNC)
|
|
dtd->part2.dtd_flags |= 0x4;
|
|
|
|
dtd->part2.sdvo_flags = 0;
|
|
dtd->part2.v_sync_off_high = v_sync_offset & 0xc0;
|
|
dtd->part2.reserved = 0;
|
|
}
|
|
|
|
static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode * mode,
|
|
struct intel_sdvo_dtd *dtd)
|
|
{
|
|
mode->hdisplay = dtd->part1.h_active;
|
|
mode->hdisplay += ((dtd->part1.h_high >> 4) & 0x0f) << 8;
|
|
mode->hsync_start = mode->hdisplay + dtd->part2.h_sync_off;
|
|
mode->hsync_start += (dtd->part2.sync_off_width_high & 0xc0) << 2;
|
|
mode->hsync_end = mode->hsync_start + dtd->part2.h_sync_width;
|
|
mode->hsync_end += (dtd->part2.sync_off_width_high & 0x30) << 4;
|
|
mode->htotal = mode->hdisplay + dtd->part1.h_blank;
|
|
mode->htotal += (dtd->part1.h_high & 0xf) << 8;
|
|
|
|
mode->vdisplay = dtd->part1.v_active;
|
|
mode->vdisplay += ((dtd->part1.v_high >> 4) & 0x0f) << 8;
|
|
mode->vsync_start = mode->vdisplay;
|
|
mode->vsync_start += (dtd->part2.v_sync_off_width >> 4) & 0xf;
|
|
mode->vsync_start += (dtd->part2.sync_off_width_high & 0x0c) << 2;
|
|
mode->vsync_start += dtd->part2.v_sync_off_high & 0xc0;
|
|
mode->vsync_end = mode->vsync_start +
|
|
(dtd->part2.v_sync_off_width & 0xf);
|
|
mode->vsync_end += (dtd->part2.sync_off_width_high & 0x3) << 4;
|
|
mode->vtotal = mode->vdisplay + dtd->part1.v_blank;
|
|
mode->vtotal += (dtd->part1.v_high & 0xf) << 8;
|
|
|
|
mode->clock = dtd->part1.clock * 10;
|
|
|
|
mode->flags &= ~(DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC);
|
|
if (dtd->part2.dtd_flags & 0x2)
|
|
mode->flags |= DRM_MODE_FLAG_PHSYNC;
|
|
if (dtd->part2.dtd_flags & 0x4)
|
|
mode->flags |= DRM_MODE_FLAG_PVSYNC;
|
|
}
|
|
|
|
static bool intel_sdvo_get_supp_encode(struct intel_encoder *intel_encoder,
|
|
struct intel_sdvo_encode *encode)
|
|
{
|
|
uint8_t status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_SUPP_ENCODE, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder, encode, sizeof(*encode));
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) { /* non-support means DVI */
|
|
memset(encode, 0, sizeof(*encode));
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool intel_sdvo_set_encode(struct intel_encoder *intel_encoder,
|
|
uint8_t mode)
|
|
{
|
|
uint8_t status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_ENCODE, &mode, 1);
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
|
|
return (status == SDVO_CMD_STATUS_SUCCESS);
|
|
}
|
|
|
|
static bool intel_sdvo_set_colorimetry(struct intel_encoder *intel_encoder,
|
|
uint8_t mode)
|
|
{
|
|
uint8_t status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_COLORIMETRY, &mode, 1);
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
|
|
return (status == SDVO_CMD_STATUS_SUCCESS);
|
|
}
|
|
|
|
#if 0
|
|
static void intel_sdvo_dump_hdmi_buf(struct intel_encoder *intel_encoder)
|
|
{
|
|
int i, j;
|
|
uint8_t set_buf_index[2];
|
|
uint8_t av_split;
|
|
uint8_t buf_size;
|
|
uint8_t buf[48];
|
|
uint8_t *pos;
|
|
|
|
intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_AV_SPLIT, NULL, 0);
|
|
intel_sdvo_read_response(encoder, &av_split, 1);
|
|
|
|
for (i = 0; i <= av_split; i++) {
|
|
set_buf_index[0] = i; set_buf_index[1] = 0;
|
|
intel_sdvo_write_cmd(encoder, SDVO_CMD_SET_HBUF_INDEX,
|
|
set_buf_index, 2);
|
|
intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_INFO, NULL, 0);
|
|
intel_sdvo_read_response(encoder, &buf_size, 1);
|
|
|
|
pos = buf;
|
|
for (j = 0; j <= buf_size; j += 8) {
|
|
intel_sdvo_write_cmd(encoder, SDVO_CMD_GET_HBUF_DATA,
|
|
NULL, 0);
|
|
intel_sdvo_read_response(encoder, pos, 8);
|
|
pos += 8;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static void intel_sdvo_set_hdmi_buf(struct intel_encoder *intel_encoder,
|
|
int index,
|
|
uint8_t *data, int8_t size, uint8_t tx_rate)
|
|
{
|
|
uint8_t set_buf_index[2];
|
|
|
|
set_buf_index[0] = index;
|
|
set_buf_index[1] = 0;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_HBUF_INDEX,
|
|
set_buf_index, 2);
|
|
|
|
for (; size > 0; size -= 8) {
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_HBUF_DATA, data, 8);
|
|
data += 8;
|
|
}
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_HBUF_TXRATE, &tx_rate, 1);
|
|
}
|
|
|
|
static uint8_t intel_sdvo_calc_hbuf_csum(uint8_t *data, uint8_t size)
|
|
{
|
|
uint8_t csum = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < size; i++)
|
|
csum += data[i];
|
|
|
|
return 0x100 - csum;
|
|
}
|
|
|
|
#define DIP_TYPE_AVI 0x82
|
|
#define DIP_VERSION_AVI 0x2
|
|
#define DIP_LEN_AVI 13
|
|
|
|
struct dip_infoframe {
|
|
uint8_t type;
|
|
uint8_t version;
|
|
uint8_t len;
|
|
uint8_t checksum;
|
|
union {
|
|
struct {
|
|
/* Packet Byte #1 */
|
|
uint8_t S:2;
|
|
uint8_t B:2;
|
|
uint8_t A:1;
|
|
uint8_t Y:2;
|
|
uint8_t rsvd1:1;
|
|
/* Packet Byte #2 */
|
|
uint8_t R:4;
|
|
uint8_t M:2;
|
|
uint8_t C:2;
|
|
/* Packet Byte #3 */
|
|
uint8_t SC:2;
|
|
uint8_t Q:2;
|
|
uint8_t EC:3;
|
|
uint8_t ITC:1;
|
|
/* Packet Byte #4 */
|
|
uint8_t VIC:7;
|
|
uint8_t rsvd2:1;
|
|
/* Packet Byte #5 */
|
|
uint8_t PR:4;
|
|
uint8_t rsvd3:4;
|
|
/* Packet Byte #6~13 */
|
|
uint16_t top_bar_end;
|
|
uint16_t bottom_bar_start;
|
|
uint16_t left_bar_end;
|
|
uint16_t right_bar_start;
|
|
} avi;
|
|
struct {
|
|
/* Packet Byte #1 */
|
|
uint8_t channel_count:3;
|
|
uint8_t rsvd1:1;
|
|
uint8_t coding_type:4;
|
|
/* Packet Byte #2 */
|
|
uint8_t sample_size:2; /* SS0, SS1 */
|
|
uint8_t sample_frequency:3;
|
|
uint8_t rsvd2:3;
|
|
/* Packet Byte #3 */
|
|
uint8_t coding_type_private:5;
|
|
uint8_t rsvd3:3;
|
|
/* Packet Byte #4 */
|
|
uint8_t channel_allocation;
|
|
/* Packet Byte #5 */
|
|
uint8_t rsvd4:3;
|
|
uint8_t level_shift:4;
|
|
uint8_t downmix_inhibit:1;
|
|
} audio;
|
|
uint8_t payload[28];
|
|
} __attribute__ ((packed)) u;
|
|
} __attribute__((packed));
|
|
|
|
static void intel_sdvo_set_avi_infoframe(struct intel_encoder *intel_encoder,
|
|
struct drm_display_mode * mode)
|
|
{
|
|
struct dip_infoframe avi_if = {
|
|
.type = DIP_TYPE_AVI,
|
|
.version = DIP_VERSION_AVI,
|
|
.len = DIP_LEN_AVI,
|
|
};
|
|
|
|
avi_if.checksum = intel_sdvo_calc_hbuf_csum((uint8_t *)&avi_if,
|
|
4 + avi_if.len);
|
|
intel_sdvo_set_hdmi_buf(intel_encoder, 1, (uint8_t *)&avi_if,
|
|
4 + avi_if.len,
|
|
SDVO_HBUF_TX_VSYNC);
|
|
}
|
|
|
|
static void intel_sdvo_set_tv_format(struct intel_encoder *intel_encoder)
|
|
{
|
|
|
|
struct intel_sdvo_tv_format format;
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
uint32_t format_map, i;
|
|
uint8_t status;
|
|
|
|
for (i = 0; i < TV_FORMAT_NUM; i++)
|
|
if (tv_format_names[i] == sdvo_priv->tv_format_name)
|
|
break;
|
|
|
|
format_map = 1 << i;
|
|
memset(&format, 0, sizeof(format));
|
|
memcpy(&format, &format_map, sizeof(format_map) > sizeof(format) ?
|
|
sizeof(format) : sizeof(format_map));
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_TV_FORMAT, &format,
|
|
sizeof(format));
|
|
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
DRM_DEBUG_KMS("%s: Failed to set TV format\n",
|
|
SDVO_NAME(sdvo_priv));
|
|
}
|
|
|
|
static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder,
|
|
struct drm_display_mode *mode,
|
|
struct drm_display_mode *adjusted_mode)
|
|
{
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *dev_priv = intel_encoder->dev_priv;
|
|
|
|
if (dev_priv->is_tv) {
|
|
struct intel_sdvo_dtd output_dtd;
|
|
bool success;
|
|
|
|
/* We need to construct preferred input timings based on our
|
|
* output timings. To do that, we have to set the output
|
|
* timings, even though this isn't really the right place in
|
|
* the sequence to do it. Oh well.
|
|
*/
|
|
|
|
|
|
/* Set output timings */
|
|
intel_sdvo_get_dtd_from_mode(&output_dtd, mode);
|
|
intel_sdvo_set_target_output(intel_encoder,
|
|
dev_priv->attached_output);
|
|
intel_sdvo_set_output_timing(intel_encoder, &output_dtd);
|
|
|
|
/* Set the input timing to the screen. Assume always input 0. */
|
|
intel_sdvo_set_target_input(intel_encoder, true, false);
|
|
|
|
|
|
success = intel_sdvo_create_preferred_input_timing(intel_encoder,
|
|
mode->clock / 10,
|
|
mode->hdisplay,
|
|
mode->vdisplay);
|
|
if (success) {
|
|
struct intel_sdvo_dtd input_dtd;
|
|
|
|
intel_sdvo_get_preferred_input_timing(intel_encoder,
|
|
&input_dtd);
|
|
intel_sdvo_get_mode_from_dtd(adjusted_mode, &input_dtd);
|
|
dev_priv->sdvo_flags = input_dtd.part2.sdvo_flags;
|
|
|
|
drm_mode_set_crtcinfo(adjusted_mode, 0);
|
|
|
|
mode->clock = adjusted_mode->clock;
|
|
|
|
adjusted_mode->clock *=
|
|
intel_sdvo_get_pixel_multiplier(mode);
|
|
} else {
|
|
return false;
|
|
}
|
|
} else if (dev_priv->is_lvds) {
|
|
struct intel_sdvo_dtd output_dtd;
|
|
bool success;
|
|
|
|
drm_mode_set_crtcinfo(dev_priv->sdvo_lvds_fixed_mode, 0);
|
|
/* Set output timings */
|
|
intel_sdvo_get_dtd_from_mode(&output_dtd,
|
|
dev_priv->sdvo_lvds_fixed_mode);
|
|
|
|
intel_sdvo_set_target_output(intel_encoder,
|
|
dev_priv->attached_output);
|
|
intel_sdvo_set_output_timing(intel_encoder, &output_dtd);
|
|
|
|
/* Set the input timing to the screen. Assume always input 0. */
|
|
intel_sdvo_set_target_input(intel_encoder, true, false);
|
|
|
|
|
|
success = intel_sdvo_create_preferred_input_timing(
|
|
intel_encoder,
|
|
mode->clock / 10,
|
|
mode->hdisplay,
|
|
mode->vdisplay);
|
|
|
|
if (success) {
|
|
struct intel_sdvo_dtd input_dtd;
|
|
|
|
intel_sdvo_get_preferred_input_timing(intel_encoder,
|
|
&input_dtd);
|
|
intel_sdvo_get_mode_from_dtd(adjusted_mode, &input_dtd);
|
|
dev_priv->sdvo_flags = input_dtd.part2.sdvo_flags;
|
|
|
|
drm_mode_set_crtcinfo(adjusted_mode, 0);
|
|
|
|
mode->clock = adjusted_mode->clock;
|
|
|
|
adjusted_mode->clock *=
|
|
intel_sdvo_get_pixel_multiplier(mode);
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
} else {
|
|
/* Make the CRTC code factor in the SDVO pixel multiplier. The
|
|
* SDVO device will be told of the multiplier during mode_set.
|
|
*/
|
|
adjusted_mode->clock *= intel_sdvo_get_pixel_multiplier(mode);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static void intel_sdvo_mode_set(struct drm_encoder *encoder,
|
|
struct drm_display_mode *mode,
|
|
struct drm_display_mode *adjusted_mode)
|
|
{
|
|
struct drm_device *dev = encoder->dev;
|
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
|
struct drm_crtc *crtc = encoder->crtc;
|
|
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
u32 sdvox = 0;
|
|
int sdvo_pixel_multiply;
|
|
struct intel_sdvo_in_out_map in_out;
|
|
struct intel_sdvo_dtd input_dtd;
|
|
u8 status;
|
|
|
|
if (!mode)
|
|
return;
|
|
|
|
/* First, set the input mapping for the first input to our controlled
|
|
* output. This is only correct if we're a single-input device, in
|
|
* which case the first input is the output from the appropriate SDVO
|
|
* channel on the motherboard. In a two-input device, the first input
|
|
* will be SDVOB and the second SDVOC.
|
|
*/
|
|
in_out.in0 = sdvo_priv->attached_output;
|
|
in_out.in1 = 0;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_IN_OUT_MAP,
|
|
&in_out, sizeof(in_out));
|
|
status = intel_sdvo_read_response(intel_encoder, NULL, 0);
|
|
|
|
if (sdvo_priv->is_hdmi) {
|
|
intel_sdvo_set_avi_infoframe(intel_encoder, mode);
|
|
sdvox |= SDVO_AUDIO_ENABLE;
|
|
}
|
|
|
|
/* We have tried to get input timing in mode_fixup, and filled into
|
|
adjusted_mode */
|
|
if (sdvo_priv->is_tv || sdvo_priv->is_lvds) {
|
|
intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
|
|
input_dtd.part2.sdvo_flags = sdvo_priv->sdvo_flags;
|
|
} else
|
|
intel_sdvo_get_dtd_from_mode(&input_dtd, mode);
|
|
|
|
/* If it's a TV, we already set the output timing in mode_fixup.
|
|
* Otherwise, the output timing is equal to the input timing.
|
|
*/
|
|
if (!sdvo_priv->is_tv && !sdvo_priv->is_lvds) {
|
|
/* Set the output timing to the screen */
|
|
intel_sdvo_set_target_output(intel_encoder,
|
|
sdvo_priv->attached_output);
|
|
intel_sdvo_set_output_timing(intel_encoder, &input_dtd);
|
|
}
|
|
|
|
/* Set the input timing to the screen. Assume always input 0. */
|
|
intel_sdvo_set_target_input(intel_encoder, true, false);
|
|
|
|
if (sdvo_priv->is_tv)
|
|
intel_sdvo_set_tv_format(intel_encoder);
|
|
|
|
/* We would like to use intel_sdvo_create_preferred_input_timing() to
|
|
* provide the device with a timing it can support, if it supports that
|
|
* feature. However, presumably we would need to adjust the CRTC to
|
|
* output the preferred timing, and we don't support that currently.
|
|
*/
|
|
#if 0
|
|
success = intel_sdvo_create_preferred_input_timing(encoder, clock,
|
|
width, height);
|
|
if (success) {
|
|
struct intel_sdvo_dtd *input_dtd;
|
|
|
|
intel_sdvo_get_preferred_input_timing(encoder, &input_dtd);
|
|
intel_sdvo_set_input_timing(encoder, &input_dtd);
|
|
}
|
|
#else
|
|
intel_sdvo_set_input_timing(intel_encoder, &input_dtd);
|
|
#endif
|
|
|
|
switch (intel_sdvo_get_pixel_multiplier(mode)) {
|
|
case 1:
|
|
intel_sdvo_set_clock_rate_mult(intel_encoder,
|
|
SDVO_CLOCK_RATE_MULT_1X);
|
|
break;
|
|
case 2:
|
|
intel_sdvo_set_clock_rate_mult(intel_encoder,
|
|
SDVO_CLOCK_RATE_MULT_2X);
|
|
break;
|
|
case 4:
|
|
intel_sdvo_set_clock_rate_mult(intel_encoder,
|
|
SDVO_CLOCK_RATE_MULT_4X);
|
|
break;
|
|
}
|
|
|
|
/* Set the SDVO control regs. */
|
|
if (IS_I965G(dev)) {
|
|
sdvox |= SDVO_BORDER_ENABLE |
|
|
SDVO_VSYNC_ACTIVE_HIGH |
|
|
SDVO_HSYNC_ACTIVE_HIGH;
|
|
} else {
|
|
sdvox |= I915_READ(sdvo_priv->sdvo_reg);
|
|
switch (sdvo_priv->sdvo_reg) {
|
|
case SDVOB:
|
|
sdvox &= SDVOB_PRESERVE_MASK;
|
|
break;
|
|
case SDVOC:
|
|
sdvox &= SDVOC_PRESERVE_MASK;
|
|
break;
|
|
}
|
|
sdvox |= (9 << 19) | SDVO_BORDER_ENABLE;
|
|
}
|
|
if (intel_crtc->pipe == 1)
|
|
sdvox |= SDVO_PIPE_B_SELECT;
|
|
|
|
sdvo_pixel_multiply = intel_sdvo_get_pixel_multiplier(mode);
|
|
if (IS_I965G(dev)) {
|
|
/* done in crtc_mode_set as the dpll_md reg must be written early */
|
|
} else if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev)) {
|
|
/* done in crtc_mode_set as it lives inside the dpll register */
|
|
} else {
|
|
sdvox |= (sdvo_pixel_multiply - 1) << SDVO_PORT_MULTIPLY_SHIFT;
|
|
}
|
|
|
|
if (sdvo_priv->sdvo_flags & SDVO_NEED_TO_STALL)
|
|
sdvox |= SDVO_STALL_SELECT;
|
|
intel_sdvo_write_sdvox(intel_encoder, sdvox);
|
|
}
|
|
|
|
static void intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
|
|
{
|
|
struct drm_device *dev = encoder->dev;
|
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
u32 temp;
|
|
|
|
if (mode != DRM_MODE_DPMS_ON) {
|
|
intel_sdvo_set_active_outputs(intel_encoder, 0);
|
|
if (0)
|
|
intel_sdvo_set_encoder_power_state(intel_encoder, mode);
|
|
|
|
if (mode == DRM_MODE_DPMS_OFF) {
|
|
temp = I915_READ(sdvo_priv->sdvo_reg);
|
|
if ((temp & SDVO_ENABLE) != 0) {
|
|
intel_sdvo_write_sdvox(intel_encoder, temp & ~SDVO_ENABLE);
|
|
}
|
|
}
|
|
} else {
|
|
bool input1, input2;
|
|
int i;
|
|
u8 status;
|
|
|
|
temp = I915_READ(sdvo_priv->sdvo_reg);
|
|
if ((temp & SDVO_ENABLE) == 0)
|
|
intel_sdvo_write_sdvox(intel_encoder, temp | SDVO_ENABLE);
|
|
for (i = 0; i < 2; i++)
|
|
intel_wait_for_vblank(dev);
|
|
|
|
status = intel_sdvo_get_trained_inputs(intel_encoder, &input1,
|
|
&input2);
|
|
|
|
|
|
/* Warn if the device reported failure to sync.
|
|
* A lot of SDVO devices fail to notify of sync, but it's
|
|
* a given it the status is a success, we succeeded.
|
|
*/
|
|
if (status == SDVO_CMD_STATUS_SUCCESS && !input1) {
|
|
DRM_DEBUG_KMS("First %s output reported failure to "
|
|
"sync\n", SDVO_NAME(sdvo_priv));
|
|
}
|
|
|
|
if (0)
|
|
intel_sdvo_set_encoder_power_state(intel_encoder, mode);
|
|
intel_sdvo_set_active_outputs(intel_encoder, sdvo_priv->attached_output);
|
|
}
|
|
return;
|
|
}
|
|
|
|
static int intel_sdvo_mode_valid(struct drm_connector *connector,
|
|
struct drm_display_mode *mode)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
|
|
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
|
|
return MODE_NO_DBLESCAN;
|
|
|
|
if (sdvo_priv->pixel_clock_min > mode->clock)
|
|
return MODE_CLOCK_LOW;
|
|
|
|
if (sdvo_priv->pixel_clock_max < mode->clock)
|
|
return MODE_CLOCK_HIGH;
|
|
|
|
if (sdvo_priv->is_lvds == true) {
|
|
if (sdvo_priv->sdvo_lvds_fixed_mode == NULL)
|
|
return MODE_PANEL;
|
|
|
|
if (mode->hdisplay > sdvo_priv->sdvo_lvds_fixed_mode->hdisplay)
|
|
return MODE_PANEL;
|
|
|
|
if (mode->vdisplay > sdvo_priv->sdvo_lvds_fixed_mode->vdisplay)
|
|
return MODE_PANEL;
|
|
}
|
|
|
|
return MODE_OK;
|
|
}
|
|
|
|
static bool intel_sdvo_get_capabilities(struct intel_encoder *intel_encoder, struct intel_sdvo_caps *caps)
|
|
{
|
|
u8 status;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_DEVICE_CAPS, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder, caps, sizeof(*caps));
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
/* No use! */
|
|
#if 0
|
|
struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB)
|
|
{
|
|
struct drm_connector *connector = NULL;
|
|
struct intel_encoder *iout = NULL;
|
|
struct intel_sdvo_priv *sdvo;
|
|
|
|
/* find the sdvo connector */
|
|
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
|
|
iout = to_intel_encoder(connector);
|
|
|
|
if (iout->type != INTEL_OUTPUT_SDVO)
|
|
continue;
|
|
|
|
sdvo = iout->dev_priv;
|
|
|
|
if (sdvo->sdvo_reg == SDVOB && sdvoB)
|
|
return connector;
|
|
|
|
if (sdvo->sdvo_reg == SDVOC && !sdvoB)
|
|
return connector;
|
|
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
int intel_sdvo_supports_hotplug(struct drm_connector *connector)
|
|
{
|
|
u8 response[2];
|
|
u8 status;
|
|
struct intel_encoder *intel_encoder;
|
|
DRM_DEBUG_KMS("\n");
|
|
|
|
if (!connector)
|
|
return 0;
|
|
|
|
intel_encoder = to_intel_encoder(connector);
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder, &response, 2);
|
|
|
|
if (response[0] !=0)
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
|
|
{
|
|
u8 response[2];
|
|
u8 status;
|
|
struct intel_encoder *intel_encoder = to_intel_encoder(connector);
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
|
|
intel_sdvo_read_response(intel_encoder, &response, 2);
|
|
|
|
if (on) {
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_HOT_PLUG_SUPPORT, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder, &response, 2);
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
|
|
} else {
|
|
response[0] = 0;
|
|
response[1] = 0;
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_SET_ACTIVE_HOT_PLUG, &response, 2);
|
|
}
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_ACTIVE_HOT_PLUG, NULL, 0);
|
|
intel_sdvo_read_response(intel_encoder, &response, 2);
|
|
}
|
|
#endif
|
|
|
|
static bool
|
|
intel_sdvo_multifunc_encoder(struct intel_encoder *intel_encoder)
|
|
{
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
int caps = 0;
|
|
|
|
if (sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1))
|
|
caps++;
|
|
if (sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1))
|
|
caps++;
|
|
if (sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_SVID1))
|
|
caps++;
|
|
if (sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_CVBS1))
|
|
caps++;
|
|
if (sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_YPRPB0 | SDVO_OUTPUT_YPRPB1))
|
|
caps++;
|
|
|
|
if (sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_SCART0 | SDVO_OUTPUT_SCART1))
|
|
caps++;
|
|
|
|
if (sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1))
|
|
caps++;
|
|
|
|
return (caps > 1);
|
|
}
|
|
|
|
static struct drm_connector *
|
|
intel_find_analog_connector(struct drm_device *dev)
|
|
{
|
|
struct drm_connector *connector;
|
|
struct drm_encoder *encoder;
|
|
struct intel_encoder *intel_encoder;
|
|
|
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
|
|
intel_encoder = enc_to_intel_encoder(encoder);
|
|
if (intel_encoder->type == INTEL_OUTPUT_ANALOG) {
|
|
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
|
|
if (encoder == intel_attached_encoder(connector))
|
|
return connector;
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int
|
|
intel_analog_is_connected(struct drm_device *dev)
|
|
{
|
|
struct drm_connector *analog_connector;
|
|
analog_connector = intel_find_analog_connector(dev);
|
|
|
|
if (!analog_connector)
|
|
return false;
|
|
|
|
if (analog_connector->funcs->detect(analog_connector) ==
|
|
connector_status_disconnected)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
enum drm_connector_status
|
|
intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_connector *sdvo_connector = intel_connector->dev_priv;
|
|
enum drm_connector_status status = connector_status_connected;
|
|
struct edid *edid = NULL;
|
|
|
|
edid = drm_get_edid(connector, intel_encoder->ddc_bus);
|
|
|
|
/* This is only applied to SDVO cards with multiple outputs */
|
|
if (edid == NULL && intel_sdvo_multifunc_encoder(intel_encoder)) {
|
|
uint8_t saved_ddc, temp_ddc;
|
|
saved_ddc = sdvo_priv->ddc_bus;
|
|
temp_ddc = sdvo_priv->ddc_bus >> 1;
|
|
/*
|
|
* Don't use the 1 as the argument of DDC bus switch to get
|
|
* the EDID. It is used for SDVO SPD ROM.
|
|
*/
|
|
while(temp_ddc > 1) {
|
|
sdvo_priv->ddc_bus = temp_ddc;
|
|
edid = drm_get_edid(connector, intel_encoder->ddc_bus);
|
|
if (edid) {
|
|
/*
|
|
* When we can get the EDID, maybe it is the
|
|
* correct DDC bus. Update it.
|
|
*/
|
|
sdvo_priv->ddc_bus = temp_ddc;
|
|
break;
|
|
}
|
|
temp_ddc >>= 1;
|
|
}
|
|
if (edid == NULL)
|
|
sdvo_priv->ddc_bus = saved_ddc;
|
|
}
|
|
/* when there is no edid and no monitor is connected with VGA
|
|
* port, try to use the CRT ddc to read the EDID for DVI-connector
|
|
*/
|
|
if (edid == NULL && sdvo_priv->analog_ddc_bus &&
|
|
!intel_analog_is_connected(connector->dev))
|
|
edid = drm_get_edid(connector, sdvo_priv->analog_ddc_bus);
|
|
|
|
if (edid != NULL) {
|
|
bool is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL);
|
|
bool need_digital = !!(sdvo_connector->output_flag & SDVO_TMDS_MASK);
|
|
|
|
/* DDC bus is shared, match EDID to connector type */
|
|
if (is_digital && need_digital)
|
|
sdvo_priv->is_hdmi = drm_detect_hdmi_monitor(edid);
|
|
else if (is_digital != need_digital)
|
|
status = connector_status_disconnected;
|
|
|
|
connector->display_info.raw_edid = NULL;
|
|
} else
|
|
status = connector_status_disconnected;
|
|
|
|
kfree(edid);
|
|
|
|
return status;
|
|
}
|
|
|
|
static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connector)
|
|
{
|
|
uint16_t response;
|
|
u8 status;
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct intel_sdvo_connector *sdvo_connector = intel_connector->dev_priv;
|
|
enum drm_connector_status ret;
|
|
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0);
|
|
if (sdvo_priv->is_tv) {
|
|
/* add 30ms delay when the output type is SDVO-TV */
|
|
mdelay(30);
|
|
}
|
|
status = intel_sdvo_read_response(intel_encoder, &response, 2);
|
|
|
|
DRM_DEBUG_KMS("SDVO response %d %d\n", response & 0xff, response >> 8);
|
|
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return connector_status_unknown;
|
|
|
|
if (response == 0)
|
|
return connector_status_disconnected;
|
|
|
|
sdvo_priv->attached_output = response;
|
|
|
|
if ((sdvo_connector->output_flag & response) == 0)
|
|
ret = connector_status_disconnected;
|
|
else if (response & SDVO_TMDS_MASK)
|
|
ret = intel_sdvo_hdmi_sink_detect(connector);
|
|
else
|
|
ret = connector_status_connected;
|
|
|
|
/* May update encoder flag for like clock for SDVO TV, etc.*/
|
|
if (ret == connector_status_connected) {
|
|
sdvo_priv->is_tv = false;
|
|
sdvo_priv->is_lvds = false;
|
|
intel_encoder->needs_tv_clock = false;
|
|
|
|
if (response & SDVO_TV_MASK) {
|
|
sdvo_priv->is_tv = true;
|
|
intel_encoder->needs_tv_clock = true;
|
|
}
|
|
if (response & SDVO_LVDS_MASK)
|
|
sdvo_priv->is_lvds = true;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
int num_modes;
|
|
|
|
/* set the bus switch and get the modes */
|
|
num_modes = intel_ddc_get_modes(connector, intel_encoder->ddc_bus);
|
|
|
|
/*
|
|
* Mac mini hack. On this device, the DVI-I connector shares one DDC
|
|
* link between analog and digital outputs. So, if the regular SDVO
|
|
* DDC fails, check to see if the analog output is disconnected, in
|
|
* which case we'll look there for the digital DDC data.
|
|
*/
|
|
if (num_modes == 0 &&
|
|
sdvo_priv->analog_ddc_bus &&
|
|
!intel_analog_is_connected(connector->dev)) {
|
|
/* Switch to the analog ddc bus and try that
|
|
*/
|
|
(void) intel_ddc_get_modes(connector, sdvo_priv->analog_ddc_bus);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Set of SDVO TV modes.
|
|
* Note! This is in reply order (see loop in get_tv_modes).
|
|
* XXX: all 60Hz refresh?
|
|
*/
|
|
struct drm_display_mode sdvo_tv_modes[] = {
|
|
{ DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER, 5815, 320, 321, 384,
|
|
416, 0, 200, 201, 232, 233, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER, 6814, 320, 321, 384,
|
|
416, 0, 240, 241, 272, 273, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER, 9910, 400, 401, 464,
|
|
496, 0, 300, 301, 332, 333, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 16913, 640, 641, 704,
|
|
736, 0, 350, 351, 382, 383, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 19121, 640, 641, 704,
|
|
736, 0, 400, 401, 432, 433, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 22654, 640, 641, 704,
|
|
736, 0, 480, 481, 512, 513, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER, 24624, 704, 705, 768,
|
|
800, 0, 480, 481, 512, 513, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER, 29232, 704, 705, 768,
|
|
800, 0, 576, 577, 608, 609, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER, 18751, 720, 721, 784,
|
|
816, 0, 350, 351, 382, 383, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 21199, 720, 721, 784,
|
|
816, 0, 400, 401, 432, 433, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 25116, 720, 721, 784,
|
|
816, 0, 480, 481, 512, 513, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER, 28054, 720, 721, 784,
|
|
816, 0, 540, 541, 572, 573, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 29816, 720, 721, 784,
|
|
816, 0, 576, 577, 608, 609, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER, 31570, 768, 769, 832,
|
|
864, 0, 576, 577, 608, 609, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 34030, 800, 801, 864,
|
|
896, 0, 600, 601, 632, 633, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 36581, 832, 833, 896,
|
|
928, 0, 624, 625, 656, 657, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER, 48707, 920, 921, 984,
|
|
1016, 0, 766, 767, 798, 799, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 53827, 1024, 1025, 1088,
|
|
1120, 0, 768, 769, 800, 801, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
{ DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 87265, 1280, 1281, 1344,
|
|
1376, 0, 1024, 1025, 1056, 1057, 0,
|
|
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
|
|
};
|
|
|
|
static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct intel_sdvo_sdtv_resolution_request tv_res;
|
|
uint32_t reply = 0, format_map = 0;
|
|
int i;
|
|
uint8_t status;
|
|
|
|
|
|
/* Read the list of supported input resolutions for the selected TV
|
|
* format.
|
|
*/
|
|
for (i = 0; i < TV_FORMAT_NUM; i++)
|
|
if (tv_format_names[i] == sdvo_priv->tv_format_name)
|
|
break;
|
|
|
|
format_map = (1 << i);
|
|
memcpy(&tv_res, &format_map,
|
|
sizeof(struct intel_sdvo_sdtv_resolution_request) >
|
|
sizeof(format_map) ? sizeof(format_map) :
|
|
sizeof(struct intel_sdvo_sdtv_resolution_request));
|
|
|
|
intel_sdvo_set_target_output(intel_encoder, sdvo_priv->attached_output);
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
|
|
&tv_res, sizeof(tv_res));
|
|
status = intel_sdvo_read_response(intel_encoder, &reply, 3);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(sdvo_tv_modes); i++)
|
|
if (reply & (1 << i)) {
|
|
struct drm_display_mode *nmode;
|
|
nmode = drm_mode_duplicate(connector->dev,
|
|
&sdvo_tv_modes[i]);
|
|
if (nmode)
|
|
drm_mode_probed_add(connector, nmode);
|
|
}
|
|
|
|
}
|
|
|
|
static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct drm_i915_private *dev_priv = connector->dev->dev_private;
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct drm_display_mode *newmode;
|
|
|
|
/*
|
|
* Attempt to get the mode list from DDC.
|
|
* Assume that the preferred modes are
|
|
* arranged in priority order.
|
|
*/
|
|
intel_ddc_get_modes(connector, intel_encoder->ddc_bus);
|
|
if (list_empty(&connector->probed_modes) == false)
|
|
goto end;
|
|
|
|
/* Fetch modes from VBT */
|
|
if (dev_priv->sdvo_lvds_vbt_mode != NULL) {
|
|
newmode = drm_mode_duplicate(connector->dev,
|
|
dev_priv->sdvo_lvds_vbt_mode);
|
|
if (newmode != NULL) {
|
|
/* Guarantee the mode is preferred */
|
|
newmode->type = (DRM_MODE_TYPE_PREFERRED |
|
|
DRM_MODE_TYPE_DRIVER);
|
|
drm_mode_probed_add(connector, newmode);
|
|
}
|
|
}
|
|
|
|
end:
|
|
list_for_each_entry(newmode, &connector->probed_modes, head) {
|
|
if (newmode->type & DRM_MODE_TYPE_PREFERRED) {
|
|
sdvo_priv->sdvo_lvds_fixed_mode =
|
|
drm_mode_duplicate(connector->dev, newmode);
|
|
break;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
static int intel_sdvo_get_modes(struct drm_connector *connector)
|
|
{
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_connector *sdvo_connector = intel_connector->dev_priv;
|
|
|
|
if (IS_TV(sdvo_connector))
|
|
intel_sdvo_get_tv_modes(connector);
|
|
else if (IS_LVDS(sdvo_connector))
|
|
intel_sdvo_get_lvds_modes(connector);
|
|
else
|
|
intel_sdvo_get_ddc_modes(connector);
|
|
|
|
if (list_empty(&connector->probed_modes))
|
|
return 0;
|
|
return 1;
|
|
}
|
|
|
|
static
|
|
void intel_sdvo_destroy_enhance_property(struct drm_connector *connector)
|
|
{
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_connector *sdvo_priv = intel_connector->dev_priv;
|
|
struct drm_device *dev = connector->dev;
|
|
|
|
if (IS_TV(sdvo_priv)) {
|
|
if (sdvo_priv->left_property)
|
|
drm_property_destroy(dev, sdvo_priv->left_property);
|
|
if (sdvo_priv->right_property)
|
|
drm_property_destroy(dev, sdvo_priv->right_property);
|
|
if (sdvo_priv->top_property)
|
|
drm_property_destroy(dev, sdvo_priv->top_property);
|
|
if (sdvo_priv->bottom_property)
|
|
drm_property_destroy(dev, sdvo_priv->bottom_property);
|
|
if (sdvo_priv->hpos_property)
|
|
drm_property_destroy(dev, sdvo_priv->hpos_property);
|
|
if (sdvo_priv->vpos_property)
|
|
drm_property_destroy(dev, sdvo_priv->vpos_property);
|
|
if (sdvo_priv->saturation_property)
|
|
drm_property_destroy(dev,
|
|
sdvo_priv->saturation_property);
|
|
if (sdvo_priv->contrast_property)
|
|
drm_property_destroy(dev,
|
|
sdvo_priv->contrast_property);
|
|
if (sdvo_priv->hue_property)
|
|
drm_property_destroy(dev, sdvo_priv->hue_property);
|
|
}
|
|
if (IS_TV(sdvo_priv) || IS_LVDS(sdvo_priv)) {
|
|
if (sdvo_priv->brightness_property)
|
|
drm_property_destroy(dev,
|
|
sdvo_priv->brightness_property);
|
|
}
|
|
return;
|
|
}
|
|
|
|
static void intel_sdvo_destroy(struct drm_connector *connector)
|
|
{
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_connector *sdvo_connector = intel_connector->dev_priv;
|
|
|
|
if (sdvo_connector->tv_format_property)
|
|
drm_property_destroy(connector->dev,
|
|
sdvo_connector->tv_format_property);
|
|
|
|
intel_sdvo_destroy_enhance_property(connector);
|
|
drm_sysfs_connector_remove(connector);
|
|
drm_connector_cleanup(connector);
|
|
kfree(connector);
|
|
}
|
|
|
|
static int
|
|
intel_sdvo_set_property(struct drm_connector *connector,
|
|
struct drm_property *property,
|
|
uint64_t val)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_connector *sdvo_connector = intel_connector->dev_priv;
|
|
struct drm_crtc *crtc = encoder->crtc;
|
|
int ret = 0;
|
|
bool changed = false;
|
|
uint8_t cmd, status;
|
|
uint16_t temp_value;
|
|
|
|
ret = drm_connector_property_set_value(connector, property, val);
|
|
if (ret < 0)
|
|
goto out;
|
|
|
|
if (property == sdvo_connector->tv_format_property) {
|
|
if (val >= TV_FORMAT_NUM) {
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
if (sdvo_priv->tv_format_name ==
|
|
sdvo_connector->tv_format_supported[val])
|
|
goto out;
|
|
|
|
sdvo_priv->tv_format_name = sdvo_connector->tv_format_supported[val];
|
|
changed = true;
|
|
}
|
|
|
|
if (IS_TV(sdvo_connector) || IS_LVDS(sdvo_connector)) {
|
|
cmd = 0;
|
|
temp_value = val;
|
|
if (sdvo_connector->left_property == property) {
|
|
drm_connector_property_set_value(connector,
|
|
sdvo_connector->right_property, val);
|
|
if (sdvo_connector->left_margin == temp_value)
|
|
goto out;
|
|
|
|
sdvo_connector->left_margin = temp_value;
|
|
sdvo_connector->right_margin = temp_value;
|
|
temp_value = sdvo_connector->max_hscan -
|
|
sdvo_connector->left_margin;
|
|
cmd = SDVO_CMD_SET_OVERSCAN_H;
|
|
} else if (sdvo_connector->right_property == property) {
|
|
drm_connector_property_set_value(connector,
|
|
sdvo_connector->left_property, val);
|
|
if (sdvo_connector->right_margin == temp_value)
|
|
goto out;
|
|
|
|
sdvo_connector->left_margin = temp_value;
|
|
sdvo_connector->right_margin = temp_value;
|
|
temp_value = sdvo_connector->max_hscan -
|
|
sdvo_connector->left_margin;
|
|
cmd = SDVO_CMD_SET_OVERSCAN_H;
|
|
} else if (sdvo_connector->top_property == property) {
|
|
drm_connector_property_set_value(connector,
|
|
sdvo_connector->bottom_property, val);
|
|
if (sdvo_connector->top_margin == temp_value)
|
|
goto out;
|
|
|
|
sdvo_connector->top_margin = temp_value;
|
|
sdvo_connector->bottom_margin = temp_value;
|
|
temp_value = sdvo_connector->max_vscan -
|
|
sdvo_connector->top_margin;
|
|
cmd = SDVO_CMD_SET_OVERSCAN_V;
|
|
} else if (sdvo_connector->bottom_property == property) {
|
|
drm_connector_property_set_value(connector,
|
|
sdvo_connector->top_property, val);
|
|
if (sdvo_connector->bottom_margin == temp_value)
|
|
goto out;
|
|
sdvo_connector->top_margin = temp_value;
|
|
sdvo_connector->bottom_margin = temp_value;
|
|
temp_value = sdvo_connector->max_vscan -
|
|
sdvo_connector->top_margin;
|
|
cmd = SDVO_CMD_SET_OVERSCAN_V;
|
|
} else if (sdvo_connector->hpos_property == property) {
|
|
if (sdvo_connector->cur_hpos == temp_value)
|
|
goto out;
|
|
|
|
cmd = SDVO_CMD_SET_POSITION_H;
|
|
sdvo_connector->cur_hpos = temp_value;
|
|
} else if (sdvo_connector->vpos_property == property) {
|
|
if (sdvo_connector->cur_vpos == temp_value)
|
|
goto out;
|
|
|
|
cmd = SDVO_CMD_SET_POSITION_V;
|
|
sdvo_connector->cur_vpos = temp_value;
|
|
} else if (sdvo_connector->saturation_property == property) {
|
|
if (sdvo_connector->cur_saturation == temp_value)
|
|
goto out;
|
|
|
|
cmd = SDVO_CMD_SET_SATURATION;
|
|
sdvo_connector->cur_saturation = temp_value;
|
|
} else if (sdvo_connector->contrast_property == property) {
|
|
if (sdvo_connector->cur_contrast == temp_value)
|
|
goto out;
|
|
|
|
cmd = SDVO_CMD_SET_CONTRAST;
|
|
sdvo_connector->cur_contrast = temp_value;
|
|
} else if (sdvo_connector->hue_property == property) {
|
|
if (sdvo_connector->cur_hue == temp_value)
|
|
goto out;
|
|
|
|
cmd = SDVO_CMD_SET_HUE;
|
|
sdvo_connector->cur_hue = temp_value;
|
|
} else if (sdvo_connector->brightness_property == property) {
|
|
if (sdvo_connector->cur_brightness == temp_value)
|
|
goto out;
|
|
|
|
cmd = SDVO_CMD_SET_BRIGHTNESS;
|
|
sdvo_connector->cur_brightness = temp_value;
|
|
}
|
|
if (cmd) {
|
|
intel_sdvo_write_cmd(intel_encoder, cmd, &temp_value, 2);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
NULL, 0);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO command \n");
|
|
return -EINVAL;
|
|
}
|
|
changed = true;
|
|
}
|
|
}
|
|
if (changed && crtc)
|
|
drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
|
|
crtc->y, crtc->fb);
|
|
out:
|
|
return ret;
|
|
}
|
|
|
|
static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = {
|
|
.dpms = intel_sdvo_dpms,
|
|
.mode_fixup = intel_sdvo_mode_fixup,
|
|
.prepare = intel_encoder_prepare,
|
|
.mode_set = intel_sdvo_mode_set,
|
|
.commit = intel_encoder_commit,
|
|
};
|
|
|
|
static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
|
|
.dpms = drm_helper_connector_dpms,
|
|
.detect = intel_sdvo_detect,
|
|
.fill_modes = drm_helper_probe_single_connector_modes,
|
|
.set_property = intel_sdvo_set_property,
|
|
.destroy = intel_sdvo_destroy,
|
|
};
|
|
|
|
static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs = {
|
|
.get_modes = intel_sdvo_get_modes,
|
|
.mode_valid = intel_sdvo_mode_valid,
|
|
.best_encoder = intel_attached_encoder,
|
|
};
|
|
|
|
static void intel_sdvo_enc_destroy(struct drm_encoder *encoder)
|
|
{
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
|
|
if (intel_encoder->i2c_bus)
|
|
intel_i2c_destroy(intel_encoder->i2c_bus);
|
|
if (intel_encoder->ddc_bus)
|
|
intel_i2c_destroy(intel_encoder->ddc_bus);
|
|
if (sdvo_priv->analog_ddc_bus)
|
|
intel_i2c_destroy(sdvo_priv->analog_ddc_bus);
|
|
|
|
if (sdvo_priv->sdvo_lvds_fixed_mode != NULL)
|
|
drm_mode_destroy(encoder->dev,
|
|
sdvo_priv->sdvo_lvds_fixed_mode);
|
|
|
|
drm_encoder_cleanup(encoder);
|
|
kfree(intel_encoder);
|
|
}
|
|
|
|
static const struct drm_encoder_funcs intel_sdvo_enc_funcs = {
|
|
.destroy = intel_sdvo_enc_destroy,
|
|
};
|
|
|
|
|
|
/**
|
|
* Choose the appropriate DDC bus for control bus switch command for this
|
|
* SDVO output based on the controlled output.
|
|
*
|
|
* DDC bus number assignment is in a priority order of RGB outputs, then TMDS
|
|
* outputs, then LVDS outputs.
|
|
*/
|
|
static void
|
|
intel_sdvo_select_ddc_bus(struct drm_i915_private *dev_priv,
|
|
struct intel_sdvo_priv *sdvo, u32 reg)
|
|
{
|
|
struct sdvo_device_mapping *mapping;
|
|
|
|
if (IS_SDVOB(reg))
|
|
mapping = &(dev_priv->sdvo_mappings[0]);
|
|
else
|
|
mapping = &(dev_priv->sdvo_mappings[1]);
|
|
|
|
sdvo->ddc_bus = 1 << ((mapping->ddc_pin & 0xf0) >> 4);
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_get_digital_encoding_mode(struct intel_encoder *output, int device)
|
|
{
|
|
struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
|
|
uint8_t status;
|
|
|
|
if (device == 0)
|
|
intel_sdvo_set_target_output(output, SDVO_OUTPUT_TMDS0);
|
|
else
|
|
intel_sdvo_set_target_output(output, SDVO_OUTPUT_TMDS1);
|
|
|
|
intel_sdvo_write_cmd(output, SDVO_CMD_GET_ENCODE, NULL, 0);
|
|
status = intel_sdvo_read_response(output, &sdvo_priv->is_hdmi, 1);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
static struct intel_encoder *
|
|
intel_sdvo_chan_to_intel_encoder(struct intel_i2c_chan *chan)
|
|
{
|
|
struct drm_device *dev = chan->drm_dev;
|
|
struct drm_encoder *encoder;
|
|
struct intel_encoder *intel_encoder = NULL;
|
|
|
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
|
|
intel_encoder = enc_to_intel_encoder(encoder);
|
|
if (intel_encoder->ddc_bus == &chan->adapter)
|
|
break;
|
|
}
|
|
return intel_encoder;
|
|
}
|
|
|
|
static int intel_sdvo_master_xfer(struct i2c_adapter *i2c_adap,
|
|
struct i2c_msg msgs[], int num)
|
|
{
|
|
struct intel_encoder *intel_encoder;
|
|
struct intel_sdvo_priv *sdvo_priv;
|
|
struct i2c_algo_bit_data *algo_data;
|
|
const struct i2c_algorithm *algo;
|
|
|
|
algo_data = (struct i2c_algo_bit_data *)i2c_adap->algo_data;
|
|
intel_encoder =
|
|
intel_sdvo_chan_to_intel_encoder(
|
|
(struct intel_i2c_chan *)(algo_data->data));
|
|
if (intel_encoder == NULL)
|
|
return -EINVAL;
|
|
|
|
sdvo_priv = intel_encoder->dev_priv;
|
|
algo = intel_encoder->i2c_bus->algo;
|
|
|
|
intel_sdvo_set_control_bus_switch(intel_encoder, sdvo_priv->ddc_bus);
|
|
return algo->master_xfer(i2c_adap, msgs, num);
|
|
}
|
|
|
|
static struct i2c_algorithm intel_sdvo_i2c_bit_algo = {
|
|
.master_xfer = intel_sdvo_master_xfer,
|
|
};
|
|
|
|
static u8
|
|
intel_sdvo_get_slave_addr(struct drm_device *dev, int sdvo_reg)
|
|
{
|
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
|
struct sdvo_device_mapping *my_mapping, *other_mapping;
|
|
|
|
if (IS_SDVOB(sdvo_reg)) {
|
|
my_mapping = &dev_priv->sdvo_mappings[0];
|
|
other_mapping = &dev_priv->sdvo_mappings[1];
|
|
} else {
|
|
my_mapping = &dev_priv->sdvo_mappings[1];
|
|
other_mapping = &dev_priv->sdvo_mappings[0];
|
|
}
|
|
|
|
/* If the BIOS described our SDVO device, take advantage of it. */
|
|
if (my_mapping->slave_addr)
|
|
return my_mapping->slave_addr;
|
|
|
|
/* If the BIOS only described a different SDVO device, use the
|
|
* address that it isn't using.
|
|
*/
|
|
if (other_mapping->slave_addr) {
|
|
if (other_mapping->slave_addr == 0x70)
|
|
return 0x72;
|
|
else
|
|
return 0x70;
|
|
}
|
|
|
|
/* No SDVO device info is found for another DVO port,
|
|
* so use mapping assumption we had before BIOS parsing.
|
|
*/
|
|
if (IS_SDVOB(sdvo_reg))
|
|
return 0x70;
|
|
else
|
|
return 0x72;
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_connector_alloc (struct intel_connector **ret)
|
|
{
|
|
struct intel_connector *intel_connector;
|
|
struct intel_sdvo_connector *sdvo_connector;
|
|
|
|
*ret = kzalloc(sizeof(*intel_connector) +
|
|
sizeof(*sdvo_connector), GFP_KERNEL);
|
|
if (!*ret)
|
|
return false;
|
|
|
|
intel_connector = *ret;
|
|
sdvo_connector = (struct intel_sdvo_connector *)(intel_connector + 1);
|
|
intel_connector->dev_priv = sdvo_connector;
|
|
|
|
return true;
|
|
}
|
|
|
|
static void
|
|
intel_sdvo_connector_create (struct drm_encoder *encoder,
|
|
struct drm_connector *connector)
|
|
{
|
|
drm_connector_init(encoder->dev, connector, &intel_sdvo_connector_funcs,
|
|
connector->connector_type);
|
|
|
|
drm_connector_helper_add(connector, &intel_sdvo_connector_helper_funcs);
|
|
|
|
connector->interlace_allowed = 0;
|
|
connector->doublescan_allowed = 0;
|
|
connector->display_info.subpixel_order = SubPixelHorizontalRGB;
|
|
|
|
drm_mode_connector_attach_encoder(connector, encoder);
|
|
drm_sysfs_connector_add(connector);
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_dvi_init(struct intel_encoder *intel_encoder, int device)
|
|
{
|
|
struct drm_encoder *encoder = &intel_encoder->enc;
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct drm_connector *connector;
|
|
struct intel_connector *intel_connector;
|
|
struct intel_sdvo_connector *sdvo_connector;
|
|
|
|
if (!intel_sdvo_connector_alloc(&intel_connector))
|
|
return false;
|
|
|
|
sdvo_connector = intel_connector->dev_priv;
|
|
|
|
if (device == 0) {
|
|
sdvo_priv->controlled_output |= SDVO_OUTPUT_TMDS0;
|
|
sdvo_connector->output_flag = SDVO_OUTPUT_TMDS0;
|
|
} else if (device == 1) {
|
|
sdvo_priv->controlled_output |= SDVO_OUTPUT_TMDS1;
|
|
sdvo_connector->output_flag = SDVO_OUTPUT_TMDS1;
|
|
}
|
|
|
|
connector = &intel_connector->base;
|
|
connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;
|
|
encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
|
|
connector->connector_type = DRM_MODE_CONNECTOR_DVID;
|
|
|
|
if (intel_sdvo_get_supp_encode(intel_encoder, &sdvo_priv->encode)
|
|
&& intel_sdvo_get_digital_encoding_mode(intel_encoder, device)
|
|
&& sdvo_priv->is_hdmi) {
|
|
/* enable hdmi encoding mode if supported */
|
|
intel_sdvo_set_encode(intel_encoder, SDVO_ENCODE_HDMI);
|
|
intel_sdvo_set_colorimetry(intel_encoder,
|
|
SDVO_COLORIMETRY_RGB256);
|
|
connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
|
|
}
|
|
intel_encoder->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
|
|
(1 << INTEL_ANALOG_CLONE_BIT);
|
|
|
|
intel_sdvo_connector_create(encoder, connector);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_tv_init(struct intel_encoder *intel_encoder, int type)
|
|
{
|
|
struct drm_encoder *encoder = &intel_encoder->enc;
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct drm_connector *connector;
|
|
struct intel_connector *intel_connector;
|
|
struct intel_sdvo_connector *sdvo_connector;
|
|
|
|
if (!intel_sdvo_connector_alloc(&intel_connector))
|
|
return false;
|
|
|
|
connector = &intel_connector->base;
|
|
encoder->encoder_type = DRM_MODE_ENCODER_TVDAC;
|
|
connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO;
|
|
sdvo_connector = intel_connector->dev_priv;
|
|
|
|
sdvo_priv->controlled_output |= type;
|
|
sdvo_connector->output_flag = type;
|
|
|
|
sdvo_priv->is_tv = true;
|
|
intel_encoder->needs_tv_clock = true;
|
|
intel_encoder->clone_mask = 1 << INTEL_SDVO_TV_CLONE_BIT;
|
|
|
|
intel_sdvo_connector_create(encoder, connector);
|
|
|
|
intel_sdvo_tv_create_property(connector, type);
|
|
|
|
intel_sdvo_create_enhance_property(connector);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_analog_init(struct intel_encoder *intel_encoder, int device)
|
|
{
|
|
struct drm_encoder *encoder = &intel_encoder->enc;
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct drm_connector *connector;
|
|
struct intel_connector *intel_connector;
|
|
struct intel_sdvo_connector *sdvo_connector;
|
|
|
|
if (!intel_sdvo_connector_alloc(&intel_connector))
|
|
return false;
|
|
|
|
connector = &intel_connector->base;
|
|
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
|
|
encoder->encoder_type = DRM_MODE_ENCODER_DAC;
|
|
connector->connector_type = DRM_MODE_CONNECTOR_VGA;
|
|
sdvo_connector = intel_connector->dev_priv;
|
|
|
|
if (device == 0) {
|
|
sdvo_priv->controlled_output |= SDVO_OUTPUT_RGB0;
|
|
sdvo_connector->output_flag = SDVO_OUTPUT_RGB0;
|
|
} else if (device == 1) {
|
|
sdvo_priv->controlled_output |= SDVO_OUTPUT_RGB1;
|
|
sdvo_connector->output_flag = SDVO_OUTPUT_RGB1;
|
|
}
|
|
|
|
intel_encoder->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
|
|
(1 << INTEL_ANALOG_CLONE_BIT);
|
|
|
|
intel_sdvo_connector_create(encoder, connector);
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_lvds_init(struct intel_encoder *intel_encoder, int device)
|
|
{
|
|
struct drm_encoder *encoder = &intel_encoder->enc;
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct drm_connector *connector;
|
|
struct intel_connector *intel_connector;
|
|
struct intel_sdvo_connector *sdvo_connector;
|
|
|
|
if (!intel_sdvo_connector_alloc(&intel_connector))
|
|
return false;
|
|
|
|
connector = &intel_connector->base;
|
|
encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
|
|
connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
|
|
sdvo_connector = intel_connector->dev_priv;
|
|
|
|
sdvo_priv->is_lvds = true;
|
|
|
|
if (device == 0) {
|
|
sdvo_priv->controlled_output |= SDVO_OUTPUT_LVDS0;
|
|
sdvo_connector->output_flag = SDVO_OUTPUT_LVDS0;
|
|
} else if (device == 1) {
|
|
sdvo_priv->controlled_output |= SDVO_OUTPUT_LVDS1;
|
|
sdvo_connector->output_flag = SDVO_OUTPUT_LVDS1;
|
|
}
|
|
|
|
intel_encoder->clone_mask = (1 << INTEL_ANALOG_CLONE_BIT) |
|
|
(1 << INTEL_SDVO_LVDS_CLONE_BIT);
|
|
|
|
intel_sdvo_connector_create(encoder, connector);
|
|
intel_sdvo_create_enhance_property(connector);
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
intel_sdvo_output_setup(struct intel_encoder *intel_encoder, uint16_t flags)
|
|
{
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
|
|
sdvo_priv->is_tv = false;
|
|
intel_encoder->needs_tv_clock = false;
|
|
sdvo_priv->is_lvds = false;
|
|
|
|
/* SDVO requires XXX1 function may not exist unless it has XXX0 function.*/
|
|
|
|
if (flags & SDVO_OUTPUT_TMDS0)
|
|
if (!intel_sdvo_dvi_init(intel_encoder, 0))
|
|
return false;
|
|
|
|
if ((flags & SDVO_TMDS_MASK) == SDVO_TMDS_MASK)
|
|
if (!intel_sdvo_dvi_init(intel_encoder, 1))
|
|
return false;
|
|
|
|
/* TV has no XXX1 function block */
|
|
if (flags & SDVO_OUTPUT_SVID0)
|
|
if (!intel_sdvo_tv_init(intel_encoder, SDVO_OUTPUT_SVID0))
|
|
return false;
|
|
|
|
if (flags & SDVO_OUTPUT_CVBS0)
|
|
if (!intel_sdvo_tv_init(intel_encoder, SDVO_OUTPUT_CVBS0))
|
|
return false;
|
|
|
|
if (flags & SDVO_OUTPUT_RGB0)
|
|
if (!intel_sdvo_analog_init(intel_encoder, 0))
|
|
return false;
|
|
|
|
if ((flags & SDVO_RGB_MASK) == SDVO_RGB_MASK)
|
|
if (!intel_sdvo_analog_init(intel_encoder, 1))
|
|
return false;
|
|
|
|
if (flags & SDVO_OUTPUT_LVDS0)
|
|
if (!intel_sdvo_lvds_init(intel_encoder, 0))
|
|
return false;
|
|
|
|
if ((flags & SDVO_LVDS_MASK) == SDVO_LVDS_MASK)
|
|
if (!intel_sdvo_lvds_init(intel_encoder, 1))
|
|
return false;
|
|
|
|
if ((flags & SDVO_OUTPUT_MASK) == 0) {
|
|
unsigned char bytes[2];
|
|
|
|
sdvo_priv->controlled_output = 0;
|
|
memcpy(bytes, &sdvo_priv->caps.output_flags, 2);
|
|
DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
|
|
SDVO_NAME(sdvo_priv),
|
|
bytes[0], bytes[1]);
|
|
return false;
|
|
}
|
|
intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
|
|
|
|
return true;
|
|
}
|
|
|
|
static void intel_sdvo_tv_create_property(struct drm_connector *connector, int type)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_sdvo_priv *sdvo_priv = intel_encoder->dev_priv;
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_connector *sdvo_connector = intel_connector->dev_priv;
|
|
struct intel_sdvo_tv_format format;
|
|
uint32_t format_map, i;
|
|
uint8_t status;
|
|
|
|
intel_sdvo_set_target_output(intel_encoder, type);
|
|
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_SUPPORTED_TV_FORMATS, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&format, sizeof(format));
|
|
if (status != SDVO_CMD_STATUS_SUCCESS)
|
|
return;
|
|
|
|
memcpy(&format_map, &format, sizeof(format) > sizeof(format_map) ?
|
|
sizeof(format_map) : sizeof(format));
|
|
|
|
if (format_map == 0)
|
|
return;
|
|
|
|
sdvo_connector->format_supported_num = 0;
|
|
for (i = 0 ; i < TV_FORMAT_NUM; i++)
|
|
if (format_map & (1 << i)) {
|
|
sdvo_connector->tv_format_supported
|
|
[sdvo_connector->format_supported_num++] =
|
|
tv_format_names[i];
|
|
}
|
|
|
|
|
|
sdvo_connector->tv_format_property =
|
|
drm_property_create(
|
|
connector->dev, DRM_MODE_PROP_ENUM,
|
|
"mode", sdvo_connector->format_supported_num);
|
|
|
|
for (i = 0; i < sdvo_connector->format_supported_num; i++)
|
|
drm_property_add_enum(
|
|
sdvo_connector->tv_format_property, i,
|
|
i, sdvo_connector->tv_format_supported[i]);
|
|
|
|
sdvo_priv->tv_format_name = sdvo_connector->tv_format_supported[0];
|
|
drm_connector_attach_property(
|
|
connector, sdvo_connector->tv_format_property, 0);
|
|
|
|
}
|
|
|
|
static void intel_sdvo_create_enhance_property(struct drm_connector *connector)
|
|
{
|
|
struct drm_encoder *encoder = intel_attached_encoder(connector);
|
|
struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
|
|
struct intel_connector *intel_connector = to_intel_connector(connector);
|
|
struct intel_sdvo_connector *sdvo_priv = intel_connector->dev_priv;
|
|
struct intel_sdvo_enhancements_reply sdvo_data;
|
|
struct drm_device *dev = connector->dev;
|
|
uint8_t status;
|
|
uint16_t response, data_value[2];
|
|
|
|
intel_sdvo_write_cmd(intel_encoder, SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
|
|
NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder, &sdvo_data,
|
|
sizeof(sdvo_data));
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS(" incorrect response is returned\n");
|
|
return;
|
|
}
|
|
response = *((uint16_t *)&sdvo_data);
|
|
if (!response) {
|
|
DRM_DEBUG_KMS("No enhancement is supported\n");
|
|
return;
|
|
}
|
|
if (IS_TV(sdvo_priv)) {
|
|
/* when horizontal overscan is supported, Add the left/right
|
|
* property
|
|
*/
|
|
if (sdvo_data.overscan_h) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_OVERSCAN_H, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO max "
|
|
"h_overscan\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_OVERSCAN_H, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO h_overscan\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_hscan = data_value[0];
|
|
sdvo_priv->left_margin = data_value[0] - response;
|
|
sdvo_priv->right_margin = sdvo_priv->left_margin;
|
|
sdvo_priv->left_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"left_margin", 2);
|
|
sdvo_priv->left_property->values[0] = 0;
|
|
sdvo_priv->left_property->values[1] = data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->left_property,
|
|
sdvo_priv->left_margin);
|
|
sdvo_priv->right_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"right_margin", 2);
|
|
sdvo_priv->right_property->values[0] = 0;
|
|
sdvo_priv->right_property->values[1] = data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->right_property,
|
|
sdvo_priv->right_margin);
|
|
DRM_DEBUG_KMS("h_overscan: max %d, "
|
|
"default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
if (sdvo_data.overscan_v) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_OVERSCAN_V, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO max "
|
|
"v_overscan\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_OVERSCAN_V, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO v_overscan\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_vscan = data_value[0];
|
|
sdvo_priv->top_margin = data_value[0] - response;
|
|
sdvo_priv->bottom_margin = sdvo_priv->top_margin;
|
|
sdvo_priv->top_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"top_margin", 2);
|
|
sdvo_priv->top_property->values[0] = 0;
|
|
sdvo_priv->top_property->values[1] = data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->top_property,
|
|
sdvo_priv->top_margin);
|
|
sdvo_priv->bottom_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"bottom_margin", 2);
|
|
sdvo_priv->bottom_property->values[0] = 0;
|
|
sdvo_priv->bottom_property->values[1] = data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->bottom_property,
|
|
sdvo_priv->bottom_margin);
|
|
DRM_DEBUG_KMS("v_overscan: max %d, "
|
|
"default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
if (sdvo_data.position_h) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_POSITION_H, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO Max h_pos\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_POSITION_H, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO get h_postion\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_hpos = data_value[0];
|
|
sdvo_priv->cur_hpos = response;
|
|
sdvo_priv->hpos_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"hpos", 2);
|
|
sdvo_priv->hpos_property->values[0] = 0;
|
|
sdvo_priv->hpos_property->values[1] = data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->hpos_property,
|
|
sdvo_priv->cur_hpos);
|
|
DRM_DEBUG_KMS("h_position: max %d, "
|
|
"default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
if (sdvo_data.position_v) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_POSITION_V, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO Max v_pos\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_POSITION_V, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO get v_postion\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_vpos = data_value[0];
|
|
sdvo_priv->cur_vpos = response;
|
|
sdvo_priv->vpos_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"vpos", 2);
|
|
sdvo_priv->vpos_property->values[0] = 0;
|
|
sdvo_priv->vpos_property->values[1] = data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->vpos_property,
|
|
sdvo_priv->cur_vpos);
|
|
DRM_DEBUG_KMS("v_position: max %d, "
|
|
"default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
if (sdvo_data.saturation) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_SATURATION, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO Max sat\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_SATURATION, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO get sat\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_saturation = data_value[0];
|
|
sdvo_priv->cur_saturation = response;
|
|
sdvo_priv->saturation_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"saturation", 2);
|
|
sdvo_priv->saturation_property->values[0] = 0;
|
|
sdvo_priv->saturation_property->values[1] =
|
|
data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->saturation_property,
|
|
sdvo_priv->cur_saturation);
|
|
DRM_DEBUG_KMS("saturation: max %d, "
|
|
"default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
if (sdvo_data.contrast) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_CONTRAST, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO Max contrast\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_CONTRAST, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO get contrast\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_contrast = data_value[0];
|
|
sdvo_priv->cur_contrast = response;
|
|
sdvo_priv->contrast_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"contrast", 2);
|
|
sdvo_priv->contrast_property->values[0] = 0;
|
|
sdvo_priv->contrast_property->values[1] = data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->contrast_property,
|
|
sdvo_priv->cur_contrast);
|
|
DRM_DEBUG_KMS("contrast: max %d, "
|
|
"default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
if (sdvo_data.hue) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_HUE, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO Max hue\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_HUE, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO get hue\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_hue = data_value[0];
|
|
sdvo_priv->cur_hue = response;
|
|
sdvo_priv->hue_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"hue", 2);
|
|
sdvo_priv->hue_property->values[0] = 0;
|
|
sdvo_priv->hue_property->values[1] =
|
|
data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->hue_property,
|
|
sdvo_priv->cur_hue);
|
|
DRM_DEBUG_KMS("hue: max %d, default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
}
|
|
if (IS_TV(sdvo_priv) || IS_LVDS(sdvo_priv)) {
|
|
if (sdvo_data.brightness) {
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_MAX_BRIGHTNESS, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&data_value, 4);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO Max bright\n");
|
|
return;
|
|
}
|
|
intel_sdvo_write_cmd(intel_encoder,
|
|
SDVO_CMD_GET_BRIGHTNESS, NULL, 0);
|
|
status = intel_sdvo_read_response(intel_encoder,
|
|
&response, 2);
|
|
if (status != SDVO_CMD_STATUS_SUCCESS) {
|
|
DRM_DEBUG_KMS("Incorrect SDVO get brigh\n");
|
|
return;
|
|
}
|
|
sdvo_priv->max_brightness = data_value[0];
|
|
sdvo_priv->cur_brightness = response;
|
|
sdvo_priv->brightness_property =
|
|
drm_property_create(dev, DRM_MODE_PROP_RANGE,
|
|
"brightness", 2);
|
|
sdvo_priv->brightness_property->values[0] = 0;
|
|
sdvo_priv->brightness_property->values[1] =
|
|
data_value[0];
|
|
drm_connector_attach_property(connector,
|
|
sdvo_priv->brightness_property,
|
|
sdvo_priv->cur_brightness);
|
|
DRM_DEBUG_KMS("brightness: max %d, "
|
|
"default %d, current %d\n",
|
|
data_value[0], data_value[1], response);
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
bool intel_sdvo_init(struct drm_device *dev, int sdvo_reg)
|
|
{
|
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
|
struct intel_encoder *intel_encoder;
|
|
struct intel_sdvo_priv *sdvo_priv;
|
|
u8 ch[0x40];
|
|
int i;
|
|
u32 i2c_reg, ddc_reg, analog_ddc_reg;
|
|
|
|
intel_encoder = kcalloc(sizeof(struct intel_encoder)+sizeof(struct intel_sdvo_priv), 1, GFP_KERNEL);
|
|
if (!intel_encoder) {
|
|
return false;
|
|
}
|
|
|
|
sdvo_priv = (struct intel_sdvo_priv *)(intel_encoder + 1);
|
|
sdvo_priv->sdvo_reg = sdvo_reg;
|
|
|
|
intel_encoder->dev_priv = sdvo_priv;
|
|
intel_encoder->type = INTEL_OUTPUT_SDVO;
|
|
|
|
if (HAS_PCH_SPLIT(dev)) {
|
|
i2c_reg = PCH_GPIOE;
|
|
ddc_reg = PCH_GPIOE;
|
|
analog_ddc_reg = PCH_GPIOA;
|
|
} else {
|
|
i2c_reg = GPIOE;
|
|
ddc_reg = GPIOE;
|
|
analog_ddc_reg = GPIOA;
|
|
}
|
|
|
|
/* setup the DDC bus. */
|
|
if (IS_SDVOB(sdvo_reg))
|
|
intel_encoder->i2c_bus = intel_i2c_create(dev, i2c_reg, "SDVOCTRL_E for SDVOB");
|
|
else
|
|
intel_encoder->i2c_bus = intel_i2c_create(dev, i2c_reg, "SDVOCTRL_E for SDVOC");
|
|
|
|
if (!intel_encoder->i2c_bus)
|
|
goto err_inteloutput;
|
|
|
|
sdvo_priv->slave_addr = intel_sdvo_get_slave_addr(dev, sdvo_reg);
|
|
|
|
/* Save the bit-banging i2c functionality for use by the DDC wrapper */
|
|
intel_sdvo_i2c_bit_algo.functionality = intel_encoder->i2c_bus->algo->functionality;
|
|
|
|
/* Read the regs to test if we can talk to the device */
|
|
for (i = 0; i < 0x40; i++) {
|
|
if (!intel_sdvo_read_byte(intel_encoder, i, &ch[i])) {
|
|
DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
|
|
IS_SDVOB(sdvo_reg) ? 'B' : 'C');
|
|
goto err_i2c;
|
|
}
|
|
}
|
|
|
|
/* setup the DDC bus. */
|
|
if (IS_SDVOB(sdvo_reg)) {
|
|
intel_encoder->ddc_bus = intel_i2c_create(dev, ddc_reg, "SDVOB DDC BUS");
|
|
sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, analog_ddc_reg,
|
|
"SDVOB/VGA DDC BUS");
|
|
dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS;
|
|
} else {
|
|
intel_encoder->ddc_bus = intel_i2c_create(dev, ddc_reg, "SDVOC DDC BUS");
|
|
sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, analog_ddc_reg,
|
|
"SDVOC/VGA DDC BUS");
|
|
dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS;
|
|
}
|
|
|
|
if (intel_encoder->ddc_bus == NULL)
|
|
goto err_i2c;
|
|
|
|
/* Wrap with our custom algo which switches to DDC mode */
|
|
intel_encoder->ddc_bus->algo = &intel_sdvo_i2c_bit_algo;
|
|
|
|
/* encoder type will be decided later */
|
|
drm_encoder_init(dev, &intel_encoder->enc, &intel_sdvo_enc_funcs, 0);
|
|
drm_encoder_helper_add(&intel_encoder->enc, &intel_sdvo_helper_funcs);
|
|
|
|
/* In default case sdvo lvds is false */
|
|
intel_sdvo_get_capabilities(intel_encoder, &sdvo_priv->caps);
|
|
|
|
if (intel_sdvo_output_setup(intel_encoder,
|
|
sdvo_priv->caps.output_flags) != true) {
|
|
DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
|
|
IS_SDVOB(sdvo_reg) ? 'B' : 'C');
|
|
goto err_i2c;
|
|
}
|
|
|
|
intel_sdvo_select_ddc_bus(dev_priv, sdvo_priv, sdvo_reg);
|
|
|
|
/* Set the input timing to the screen. Assume always input 0. */
|
|
intel_sdvo_set_target_input(intel_encoder, true, false);
|
|
|
|
intel_sdvo_get_input_pixel_clock_range(intel_encoder,
|
|
&sdvo_priv->pixel_clock_min,
|
|
&sdvo_priv->pixel_clock_max);
|
|
|
|
|
|
DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
|
|
"clock range %dMHz - %dMHz, "
|
|
"input 1: %c, input 2: %c, "
|
|
"output 1: %c, output 2: %c\n",
|
|
SDVO_NAME(sdvo_priv),
|
|
sdvo_priv->caps.vendor_id, sdvo_priv->caps.device_id,
|
|
sdvo_priv->caps.device_rev_id,
|
|
sdvo_priv->pixel_clock_min / 1000,
|
|
sdvo_priv->pixel_clock_max / 1000,
|
|
(sdvo_priv->caps.sdvo_inputs_mask & 0x1) ? 'Y' : 'N',
|
|
(sdvo_priv->caps.sdvo_inputs_mask & 0x2) ? 'Y' : 'N',
|
|
/* check currently supported outputs */
|
|
sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_RGB0) ? 'Y' : 'N',
|
|
sdvo_priv->caps.output_flags &
|
|
(SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N');
|
|
|
|
return true;
|
|
|
|
err_i2c:
|
|
if (sdvo_priv->analog_ddc_bus != NULL)
|
|
intel_i2c_destroy(sdvo_priv->analog_ddc_bus);
|
|
if (intel_encoder->ddc_bus != NULL)
|
|
intel_i2c_destroy(intel_encoder->ddc_bus);
|
|
if (intel_encoder->i2c_bus != NULL)
|
|
intel_i2c_destroy(intel_encoder->i2c_bus);
|
|
err_inteloutput:
|
|
kfree(intel_encoder);
|
|
|
|
return false;
|
|
}
|