Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2006 Dave Airlie <airlied@linux.ie> |
| 3 | * Copyright © 2006-2009 Intel Corporation |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 6 | * copy of this software and associated documentation files (the "Software"), |
| 7 | * to deal in the Software without restriction, including without limitation |
| 8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 9 | * and/or sell copies of the Software, and to permit persons to whom the |
| 10 | * Software is furnished to do so, subject to the following conditions: |
| 11 | * |
| 12 | * The above copyright notice and this permission notice (including the next |
| 13 | * paragraph) shall be included in all copies or substantial portions of the |
| 14 | * Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 22 | * DEALINGS IN THE SOFTWARE. |
| 23 | * |
| 24 | * Authors: |
| 25 | * Eric Anholt <eric@anholt.net> |
| 26 | * Jesse Barnes <jesse.barnes@intel.com> |
| 27 | */ |
| 28 | |
| 29 | #include <linux/i2c.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 30 | #include <linux/slab.h> |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 31 | #include <linux/delay.h> |
| 32 | #include "drmP.h" |
| 33 | #include "drm.h" |
| 34 | #include "drm_crtc.h" |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 35 | #include "drm_edid.h" |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 36 | #include "intel_drv.h" |
| 37 | #include "i915_drm.h" |
| 38 | #include "i915_drv.h" |
| 39 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 40 | struct intel_hdmi { |
| 41 | struct intel_encoder base; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 42 | u32 sdvox_reg; |
Ma Ling | 9dff6af | 2009-04-02 13:13:26 +0800 | [diff] [blame] | 43 | bool has_hdmi_sink; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 44 | }; |
| 45 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 46 | static struct intel_hdmi *enc_to_intel_hdmi(struct drm_encoder *encoder) |
| 47 | { |
| 48 | return container_of(enc_to_intel_encoder(encoder), struct intel_hdmi, base); |
| 49 | } |
| 50 | |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 51 | static void intel_hdmi_mode_set(struct drm_encoder *encoder, |
| 52 | struct drm_display_mode *mode, |
| 53 | struct drm_display_mode *adjusted_mode) |
| 54 | { |
| 55 | struct drm_device *dev = encoder->dev; |
| 56 | struct drm_i915_private *dev_priv = dev->dev_private; |
| 57 | struct drm_crtc *crtc = encoder->crtc; |
| 58 | struct intel_crtc *intel_crtc = to_intel_crtc(crtc); |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 59 | struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 60 | u32 sdvox; |
| 61 | |
Adam Jackson | b599c0b | 2010-07-16 14:46:31 -0400 | [diff] [blame] | 62 | sdvox = SDVO_ENCODING_HDMI | SDVO_BORDER_ENABLE; |
| 63 | if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) |
| 64 | sdvox |= SDVO_VSYNC_ACTIVE_HIGH; |
| 65 | if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) |
| 66 | sdvox |= SDVO_HSYNC_ACTIVE_HIGH; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 67 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 68 | if (intel_hdmi->has_hdmi_sink) { |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 69 | sdvox |= SDVO_AUDIO_ENABLE; |
Zhenyu Wang | 467b200 | 2010-05-12 11:02:14 +0800 | [diff] [blame] | 70 | if (HAS_PCH_CPT(dev)) |
| 71 | sdvox |= HDMI_MODE_SELECT; |
| 72 | } |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 73 | |
Zhenyu Wang | 0f22906 | 2010-04-07 16:15:57 +0800 | [diff] [blame] | 74 | if (intel_crtc->pipe == 1) { |
| 75 | if (HAS_PCH_CPT(dev)) |
| 76 | sdvox |= PORT_TRANS_B_SEL_CPT; |
| 77 | else |
| 78 | sdvox |= SDVO_PIPE_B_SELECT; |
| 79 | } |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 80 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 81 | I915_WRITE(intel_hdmi->sdvox_reg, sdvox); |
| 82 | POSTING_READ(intel_hdmi->sdvox_reg); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 83 | } |
| 84 | |
| 85 | static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode) |
| 86 | { |
| 87 | struct drm_device *dev = encoder->dev; |
| 88 | struct drm_i915_private *dev_priv = dev->dev_private; |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 89 | struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 90 | u32 temp; |
| 91 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 92 | temp = I915_READ(intel_hdmi->sdvox_reg); |
Zhenyu Wang | d8a2d0e | 2009-11-02 07:52:30 +0000 | [diff] [blame] | 93 | |
| 94 | /* HW workaround, need to toggle enable bit off and on for 12bpc, but |
| 95 | * we do this anyway which shows more stable in testing. |
| 96 | */ |
Eric Anholt | c619eed | 2010-01-28 16:45:52 -0800 | [diff] [blame] | 97 | if (HAS_PCH_SPLIT(dev)) { |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 98 | I915_WRITE(intel_hdmi->sdvox_reg, temp & ~SDVO_ENABLE); |
| 99 | POSTING_READ(intel_hdmi->sdvox_reg); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 100 | } |
Zhenyu Wang | d8a2d0e | 2009-11-02 07:52:30 +0000 | [diff] [blame] | 101 | |
| 102 | if (mode != DRM_MODE_DPMS_ON) { |
| 103 | temp &= ~SDVO_ENABLE; |
| 104 | } else { |
| 105 | temp |= SDVO_ENABLE; |
| 106 | } |
| 107 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 108 | I915_WRITE(intel_hdmi->sdvox_reg, temp); |
| 109 | POSTING_READ(intel_hdmi->sdvox_reg); |
Zhenyu Wang | d8a2d0e | 2009-11-02 07:52:30 +0000 | [diff] [blame] | 110 | |
| 111 | /* HW workaround, need to write this twice for issue that may result |
| 112 | * in first write getting masked. |
| 113 | */ |
Eric Anholt | c619eed | 2010-01-28 16:45:52 -0800 | [diff] [blame] | 114 | if (HAS_PCH_SPLIT(dev)) { |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 115 | I915_WRITE(intel_hdmi->sdvox_reg, temp); |
| 116 | POSTING_READ(intel_hdmi->sdvox_reg); |
Zhenyu Wang | d8a2d0e | 2009-11-02 07:52:30 +0000 | [diff] [blame] | 117 | } |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 118 | } |
| 119 | |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 120 | static int intel_hdmi_mode_valid(struct drm_connector *connector, |
| 121 | struct drm_display_mode *mode) |
| 122 | { |
| 123 | if (mode->clock > 165000) |
| 124 | return MODE_CLOCK_HIGH; |
| 125 | if (mode->clock < 20000) |
| 126 | return MODE_CLOCK_HIGH; |
| 127 | |
| 128 | if (mode->flags & DRM_MODE_FLAG_DBLSCAN) |
| 129 | return MODE_NO_DBLESCAN; |
| 130 | |
| 131 | return MODE_OK; |
| 132 | } |
| 133 | |
| 134 | static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder, |
| 135 | struct drm_display_mode *mode, |
| 136 | struct drm_display_mode *adjusted_mode) |
| 137 | { |
| 138 | return true; |
| 139 | } |
| 140 | |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 141 | static enum drm_connector_status |
ling.ma@intel.com | 2ded9e2 | 2009-07-16 17:23:09 +0800 | [diff] [blame] | 142 | intel_hdmi_detect(struct drm_connector *connector) |
Ma Ling | 9dff6af | 2009-04-02 13:13:26 +0800 | [diff] [blame] | 143 | { |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 144 | struct drm_encoder *encoder = intel_attached_encoder(connector); |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 145 | struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); |
Ma Ling | 9dff6af | 2009-04-02 13:13:26 +0800 | [diff] [blame] | 146 | struct edid *edid = NULL; |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 147 | enum drm_connector_status status = connector_status_disconnected; |
Ma Ling | 9dff6af | 2009-04-02 13:13:26 +0800 | [diff] [blame] | 148 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 149 | intel_hdmi->has_hdmi_sink = false; |
| 150 | edid = drm_get_edid(connector, intel_hdmi->base.ddc_bus); |
ling.ma@intel.com | 2ded9e2 | 2009-07-16 17:23:09 +0800 | [diff] [blame] | 151 | |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 152 | if (edid) { |
Eric Anholt | be9f1c4 | 2009-06-21 22:14:55 -0700 | [diff] [blame] | 153 | if (edid->input & DRM_EDID_INPUT_DIGITAL) { |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 154 | status = connector_status_connected; |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 155 | intel_hdmi->has_hdmi_sink = drm_detect_hdmi_monitor(edid); |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 156 | } |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 157 | connector->display_info.raw_edid = NULL; |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 158 | kfree(edid); |
Ma Ling | 9dff6af | 2009-04-02 13:13:26 +0800 | [diff] [blame] | 159 | } |
ling.ma@intel.com | 2ded9e2 | 2009-07-16 17:23:09 +0800 | [diff] [blame] | 160 | |
Keith Packard | aa93d63 | 2009-05-05 09:52:46 -0700 | [diff] [blame] | 161 | return status; |
Ma Ling | 9dff6af | 2009-04-02 13:13:26 +0800 | [diff] [blame] | 162 | } |
| 163 | |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 164 | static int intel_hdmi_get_modes(struct drm_connector *connector) |
| 165 | { |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 166 | struct drm_encoder *encoder = intel_attached_encoder(connector); |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 167 | struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 168 | |
| 169 | /* We should parse the EDID data and find out if it's an HDMI sink so |
| 170 | * we can send audio to it. |
| 171 | */ |
| 172 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 173 | return intel_ddc_get_modes(connector, intel_hdmi->base.ddc_bus); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 174 | } |
| 175 | |
| 176 | static void intel_hdmi_destroy(struct drm_connector *connector) |
| 177 | { |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 178 | drm_sysfs_connector_remove(connector); |
| 179 | drm_connector_cleanup(connector); |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 180 | kfree(connector); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 181 | } |
| 182 | |
| 183 | static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = { |
| 184 | .dpms = intel_hdmi_dpms, |
| 185 | .mode_fixup = intel_hdmi_mode_fixup, |
| 186 | .prepare = intel_encoder_prepare, |
| 187 | .mode_set = intel_hdmi_mode_set, |
| 188 | .commit = intel_encoder_commit, |
| 189 | }; |
| 190 | |
| 191 | static const struct drm_connector_funcs intel_hdmi_connector_funcs = { |
Keith Packard | c9fb15f | 2009-05-30 20:42:28 -0700 | [diff] [blame] | 192 | .dpms = drm_helper_connector_dpms, |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 193 | .detect = intel_hdmi_detect, |
| 194 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 195 | .destroy = intel_hdmi_destroy, |
| 196 | }; |
| 197 | |
| 198 | static const struct drm_connector_helper_funcs intel_hdmi_connector_helper_funcs = { |
| 199 | .get_modes = intel_hdmi_get_modes, |
| 200 | .mode_valid = intel_hdmi_mode_valid, |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 201 | .best_encoder = intel_attached_encoder, |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 202 | }; |
| 203 | |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 204 | static const struct drm_encoder_funcs intel_hdmi_enc_funcs = { |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 205 | .destroy = intel_encoder_destroy, |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 206 | }; |
| 207 | |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 208 | void intel_hdmi_init(struct drm_device *dev, int sdvox_reg) |
| 209 | { |
| 210 | struct drm_i915_private *dev_priv = dev->dev_private; |
| 211 | struct drm_connector *connector; |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 212 | struct intel_encoder *intel_encoder; |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 213 | struct intel_connector *intel_connector; |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 214 | struct intel_hdmi *intel_hdmi; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 215 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 216 | intel_hdmi = kzalloc(sizeof(struct intel_hdmi), GFP_KERNEL); |
| 217 | if (!intel_hdmi) |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 218 | return; |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 219 | |
| 220 | intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL); |
| 221 | if (!intel_connector) { |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 222 | kfree(intel_hdmi); |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 223 | return; |
| 224 | } |
| 225 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 226 | intel_encoder = &intel_hdmi->base; |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 227 | connector = &intel_connector->base; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 228 | drm_connector_init(dev, connector, &intel_hdmi_connector_funcs, |
Adam Jackson | 8d91104 | 2009-09-23 15:08:29 -0400 | [diff] [blame] | 229 | DRM_MODE_CONNECTOR_HDMIA); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 230 | drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs); |
| 231 | |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 232 | intel_encoder->type = INTEL_OUTPUT_HDMI; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 233 | |
Dave Airlie | eb1f8e4 | 2010-05-07 06:42:51 +0000 | [diff] [blame] | 234 | connector->polled = DRM_CONNECTOR_POLL_HPD; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 235 | connector->interlace_allowed = 0; |
| 236 | connector->doublescan_allowed = 0; |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 237 | intel_encoder->crtc_mask = (1 << 0) | (1 << 1); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 238 | |
| 239 | /* Set up the DDC bus. */ |
Ma Ling | f8aed70 | 2009-08-24 13:50:24 +0800 | [diff] [blame] | 240 | if (sdvox_reg == SDVOB) { |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 241 | intel_encoder->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT); |
| 242 | intel_encoder->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB"); |
Jesse Barnes | b01f2c3 | 2009-12-11 11:07:17 -0800 | [diff] [blame] | 243 | dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS; |
Ma Ling | f8aed70 | 2009-08-24 13:50:24 +0800 | [diff] [blame] | 244 | } else if (sdvox_reg == SDVOC) { |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 245 | intel_encoder->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT); |
| 246 | intel_encoder->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC"); |
Jesse Barnes | b01f2c3 | 2009-12-11 11:07:17 -0800 | [diff] [blame] | 247 | dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS; |
Ma Ling | f8aed70 | 2009-08-24 13:50:24 +0800 | [diff] [blame] | 248 | } else if (sdvox_reg == HDMIB) { |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 249 | intel_encoder->clone_mask = (1 << INTEL_HDMID_CLONE_BIT); |
| 250 | intel_encoder->ddc_bus = intel_i2c_create(dev, PCH_GPIOE, |
Zhenyu Wang | 30ad48b | 2009-06-05 15:38:43 +0800 | [diff] [blame] | 251 | "HDMIB"); |
Jesse Barnes | b01f2c3 | 2009-12-11 11:07:17 -0800 | [diff] [blame] | 252 | dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS; |
Ma Ling | f8aed70 | 2009-08-24 13:50:24 +0800 | [diff] [blame] | 253 | } else if (sdvox_reg == HDMIC) { |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 254 | intel_encoder->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT); |
| 255 | intel_encoder->ddc_bus = intel_i2c_create(dev, PCH_GPIOD, |
Zhenyu Wang | 30ad48b | 2009-06-05 15:38:43 +0800 | [diff] [blame] | 256 | "HDMIC"); |
Jesse Barnes | b01f2c3 | 2009-12-11 11:07:17 -0800 | [diff] [blame] | 257 | dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS; |
Ma Ling | f8aed70 | 2009-08-24 13:50:24 +0800 | [diff] [blame] | 258 | } else if (sdvox_reg == HDMID) { |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 259 | intel_encoder->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT); |
| 260 | intel_encoder->ddc_bus = intel_i2c_create(dev, PCH_GPIOF, |
Zhenyu Wang | 30ad48b | 2009-06-05 15:38:43 +0800 | [diff] [blame] | 261 | "HDMID"); |
Jesse Barnes | b01f2c3 | 2009-12-11 11:07:17 -0800 | [diff] [blame] | 262 | dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS; |
Ma Ling | f8aed70 | 2009-08-24 13:50:24 +0800 | [diff] [blame] | 263 | } |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 264 | if (!intel_encoder->ddc_bus) |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 265 | goto err_connector; |
| 266 | |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 267 | intel_hdmi->sdvox_reg = sdvox_reg; |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 268 | |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 269 | drm_encoder_init(dev, &intel_encoder->enc, &intel_hdmi_enc_funcs, |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 270 | DRM_MODE_ENCODER_TMDS); |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 271 | drm_encoder_helper_add(&intel_encoder->enc, &intel_hdmi_helper_funcs); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 272 | |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 273 | drm_mode_connector_attach_encoder(&intel_connector->base, |
Eric Anholt | 21d40d3 | 2010-03-25 11:11:14 -0700 | [diff] [blame] | 274 | &intel_encoder->enc); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 275 | drm_sysfs_connector_add(connector); |
| 276 | |
| 277 | /* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written |
| 278 | * 0xd. Failure to do so will result in spurious interrupts being |
| 279 | * generated on the port when a cable is not attached. |
| 280 | */ |
| 281 | if (IS_G4X(dev) && !IS_GM45(dev)) { |
| 282 | u32 temp = I915_READ(PEG_BAND_GAP_DATA); |
| 283 | I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd); |
| 284 | } |
| 285 | |
| 286 | return; |
| 287 | |
| 288 | err_connector: |
| 289 | drm_connector_cleanup(connector); |
Chris Wilson | ea5b213 | 2010-08-04 13:50:23 +0100 | [diff] [blame] | 290 | kfree(intel_hdmi); |
Zhenyu Wang | 674e2d0 | 2010-03-29 15:57:42 +0800 | [diff] [blame] | 291 | kfree(intel_connector); |
Eric Anholt | 7d57382 | 2009-01-02 13:33:00 -0800 | [diff] [blame] | 292 | |
| 293 | return; |
| 294 | } |