Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <errno.h> |
| 18 | #include <fcntl.h> |
| 19 | #include <pthread.h> |
| 20 | #include <stdio.h> |
| 21 | #include <stdlib.h> |
| 22 | |
| 23 | #include <sys/ioctl.h> |
| 24 | #include <sys/mman.h> |
| 25 | #include <sys/time.h> |
| 26 | #include <sys/resource.h> |
| 27 | |
| 28 | #include <s3c-fb.h> |
| 29 | |
| 30 | #include <EGL/egl.h> |
| 31 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 32 | #define HWC_REMOVE_DEPRECATED_VERSIONS 1 |
| 33 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 34 | #include <cutils/log.h> |
| 35 | #include <hardware/gralloc.h> |
| 36 | #include <hardware/hardware.h> |
| 37 | #include <hardware/hwcomposer.h> |
| 38 | #include <hardware_legacy/uevent.h> |
| 39 | #include <utils/Vector.h> |
| 40 | |
Greg Hackmann | f4cc0c3 | 2012-05-30 09:28:52 -0700 | [diff] [blame] | 41 | #include <sync/sync.h> |
| 42 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 43 | #include "ump.h" |
| 44 | #include "ion.h" |
| 45 | #include "gralloc_priv.h" |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 46 | #include "exynos_gscaler.h" |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 47 | |
| 48 | struct hwc_callback_entry |
| 49 | { |
| 50 | void (*callback)(void *, private_handle_t *); |
| 51 | void *data; |
| 52 | }; |
| 53 | typedef android::Vector<struct hwc_callback_entry> hwc_callback_queue_t; |
| 54 | |
Greg Hackmann | 69fbbcf | 2012-06-27 12:33:32 -0700 | [diff] [blame] | 55 | const size_t NUM_HW_WINDOWS = 2; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 56 | const size_t NO_FB_NEEDED = NUM_HW_WINDOWS + 1; |
| 57 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 58 | struct exynos5_hwc_composer_device_1_t; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 59 | |
| 60 | struct exynos5_hwc_post_data_t { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 61 | exynos5_hwc_composer_device_1_t *pdev; |
| 62 | int overlay_map[NUM_HW_WINDOWS]; |
| 63 | hwc_layer_1_t overlays[NUM_HW_WINDOWS]; |
| 64 | int num_overlays; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 65 | size_t fb_window; |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 66 | int fence; |
| 67 | pthread_mutex_t completion_lock; |
| 68 | pthread_cond_t completion; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 69 | }; |
| 70 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 71 | struct exynos5_hwc_composer_device_1_t { |
| 72 | hwc_composer_device_1_t base; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 73 | |
| 74 | int fd; |
| 75 | exynos5_hwc_post_data_t bufs; |
| 76 | |
| 77 | const private_module_t *gralloc_module; |
| 78 | hwc_procs_t *procs; |
| 79 | pthread_t vsync_thread; |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 80 | |
| 81 | bool hdmi_hpd; |
| 82 | bool hdmi_mirroring; |
| 83 | void *hdmi_gsc; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 84 | }; |
| 85 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 86 | static void dump_layer(hwc_layer_1_t const *l) |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 87 | { |
| 88 | ALOGV("\ttype=%d, flags=%08x, handle=%p, tr=%02x, blend=%04x, " |
| 89 | "{%d,%d,%d,%d}, {%d,%d,%d,%d}", |
| 90 | l->compositionType, l->flags, l->handle, l->transform, |
| 91 | l->blending, |
| 92 | l->sourceCrop.left, |
| 93 | l->sourceCrop.top, |
| 94 | l->sourceCrop.right, |
| 95 | l->sourceCrop.bottom, |
| 96 | l->displayFrame.left, |
| 97 | l->displayFrame.top, |
| 98 | l->displayFrame.right, |
| 99 | l->displayFrame.bottom); |
| 100 | } |
| 101 | |
| 102 | static void dump_handle(private_handle_t *h) |
| 103 | { |
| 104 | ALOGV("\t\tformat = %d, width = %u, height = %u, bpp = %u, stride = %u", |
| 105 | h->format, h->width, h->height, h->bpp, h->stride); |
| 106 | } |
| 107 | |
| 108 | static void dump_config(s3c_fb_win_config &c) |
| 109 | { |
| 110 | ALOGV("\tstate = %u", c.state); |
| 111 | if (c.state == c.S3C_FB_WIN_STATE_BUFFER) { |
| 112 | ALOGV("\t\tfd = %d, offset = %u, stride = %u, " |
| 113 | "x = %d, y = %d, w = %u, h = %u, " |
| 114 | "format = %u", |
| 115 | c.fd, c.offset, c.stride, |
| 116 | c.x, c.y, c.w, c.h, |
| 117 | c.format); |
| 118 | } |
| 119 | else if (c.state == c.S3C_FB_WIN_STATE_COLOR) { |
| 120 | ALOGV("\t\tcolor = %u", c.color); |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | inline int WIDTH(const hwc_rect &rect) { return rect.right - rect.left; } |
| 125 | inline int HEIGHT(const hwc_rect &rect) { return rect.bottom - rect.top; } |
| 126 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 127 | static bool is_scaled(const hwc_layer_1_t &layer) |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 128 | { |
| 129 | return WIDTH(layer.displayFrame) != WIDTH(layer.sourceCrop) || |
| 130 | HEIGHT(layer.displayFrame) != HEIGHT(layer.sourceCrop); |
| 131 | } |
| 132 | |
| 133 | static enum s3c_fb_pixel_format exynos5_format_to_s3c_format(int format) |
| 134 | { |
| 135 | switch (format) { |
| 136 | case HAL_PIXEL_FORMAT_RGBA_8888: |
| 137 | return S3C_FB_PIXEL_FORMAT_RGBA_8888; |
Greg Hackmann | 8a249a3 | 2012-06-27 11:52:53 -0700 | [diff] [blame] | 138 | case HAL_PIXEL_FORMAT_RGBX_8888: |
| 139 | return S3C_FB_PIXEL_FORMAT_RGBX_8888; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 140 | case HAL_PIXEL_FORMAT_RGBA_5551: |
| 141 | return S3C_FB_PIXEL_FORMAT_RGBA_5551; |
| 142 | case HAL_PIXEL_FORMAT_RGBA_4444: |
| 143 | return S3C_FB_PIXEL_FORMAT_RGBA_4444; |
| 144 | |
| 145 | default: |
| 146 | return S3C_FB_PIXEL_FORMAT_MAX; |
| 147 | } |
| 148 | } |
| 149 | |
| 150 | static bool exynos5_format_is_supported(int format) |
| 151 | { |
| 152 | return exynos5_format_to_s3c_format(format) < S3C_FB_PIXEL_FORMAT_MAX; |
| 153 | } |
| 154 | |
| 155 | static bool exynos5_format_is_supported_by_gscaler(int format) |
| 156 | { |
| 157 | switch(format) { |
Greg Hackmann | 8a249a3 | 2012-06-27 11:52:53 -0700 | [diff] [blame] | 158 | case HAL_PIXEL_FORMAT_RGBA_8888: |
| 159 | case HAL_PIXEL_FORMAT_RGBX_8888: |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 160 | case HAL_PIXEL_FORMAT_RGB_565: |
| 161 | case HAL_PIXEL_FORMAT_YV12: |
| 162 | return true; |
| 163 | |
| 164 | default: |
| 165 | return false; |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | static uint8_t exynos5_format_to_bpp(int format) |
| 170 | { |
| 171 | switch (format) { |
| 172 | case HAL_PIXEL_FORMAT_RGBA_8888: |
Greg Hackmann | 8a249a3 | 2012-06-27 11:52:53 -0700 | [diff] [blame] | 173 | case HAL_PIXEL_FORMAT_RGBX_8888: |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 174 | return 32; |
| 175 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 176 | case HAL_PIXEL_FORMAT_RGBA_5551: |
| 177 | case HAL_PIXEL_FORMAT_RGBA_4444: |
| 178 | return 16; |
| 179 | |
| 180 | default: |
| 181 | ALOGW("unrecognized pixel format %u", format); |
| 182 | return 0; |
| 183 | } |
| 184 | } |
| 185 | |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 186 | static int hdmi_enable(struct exynos5_hwc_composer_device_1_t *dev) |
| 187 | { |
| 188 | if (dev->hdmi_mirroring) |
| 189 | return 0; |
| 190 | |
| 191 | exynos_gsc_img src_info; |
| 192 | exynos_gsc_img dst_info; |
| 193 | |
| 194 | // TODO: Don't hardcode |
| 195 | int src_w = 2560; |
| 196 | int src_h = 1600; |
| 197 | int dst_w = 1920; |
| 198 | int dst_h = 1080; |
| 199 | |
| 200 | dev->hdmi_gsc = exynos_gsc_create_exclusive(3, GSC_OUTPUT_MODE, GSC_OUT_TV); |
| 201 | if (!dev->hdmi_gsc) { |
| 202 | ALOGE("%s: exynos_gsc_create_exclusive failed", __func__); |
| 203 | return -ENODEV; |
| 204 | } |
| 205 | |
| 206 | memset(&src_info, 0, sizeof(src_info)); |
| 207 | memset(&dst_info, 0, sizeof(dst_info)); |
| 208 | |
| 209 | src_info.w = src_w; |
| 210 | src_info.h = src_h; |
| 211 | src_info.fw = src_w; |
| 212 | src_info.fh = src_h; |
| 213 | src_info.format = HAL_PIXEL_FORMAT_BGRA_8888; |
| 214 | |
| 215 | dst_info.w = dst_w; |
| 216 | dst_info.h = dst_h; |
| 217 | dst_info.fw = dst_w; |
| 218 | dst_info.fh = dst_h; |
Benoit Goby | a3e4958 | 2012-07-10 20:12:16 -0700 | [diff] [blame] | 219 | dst_info.format = HAL_PIXEL_FORMAT_YV12; |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 220 | |
| 221 | int ret = exynos_gsc_config_exclusive(dev->hdmi_gsc, &src_info, &dst_info); |
| 222 | if (ret < 0) { |
| 223 | ALOGE("%s: exynos_gsc_config_exclusive failed %d", __func__, ret); |
| 224 | exynos_gsc_destroy(dev->hdmi_gsc); |
| 225 | dev->hdmi_gsc = NULL; |
| 226 | return ret; |
| 227 | } |
| 228 | |
| 229 | dev->hdmi_mirroring = true; |
| 230 | return 0; |
| 231 | } |
| 232 | |
| 233 | static void hdmi_disable(struct exynos5_hwc_composer_device_1_t *dev) |
| 234 | { |
| 235 | if (!dev->hdmi_mirroring) |
| 236 | return; |
| 237 | exynos_gsc_destroy(dev->hdmi_gsc); |
| 238 | dev->hdmi_gsc = NULL; |
| 239 | dev->hdmi_mirroring = false; |
| 240 | } |
| 241 | |
| 242 | static int hdmi_output(struct exynos5_hwc_composer_device_1_t *dev, private_handle_t *fb) |
| 243 | { |
| 244 | exynos_gsc_img src_info; |
| 245 | exynos_gsc_img dst_info; |
| 246 | |
| 247 | memset(&src_info, 0, sizeof(src_info)); |
| 248 | memset(&dst_info, 0, sizeof(dst_info)); |
| 249 | |
| 250 | src_info.yaddr = fb->fd; |
| 251 | |
| 252 | int ret = exynos_gsc_run_exclusive(dev->hdmi_gsc, &src_info, &dst_info); |
| 253 | if (ret < 0) { |
| 254 | ALOGE("%s: exynos_gsc_run_exclusive failed %d", __func__, ret); |
| 255 | return ret; |
| 256 | } |
| 257 | |
| 258 | return 0; |
| 259 | } |
| 260 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 261 | bool exynos5_supports_overlay(hwc_layer_1_t &layer, size_t i) { |
Greg Hackmann | 69fbbcf | 2012-06-27 12:33:32 -0700 | [diff] [blame] | 262 | private_handle_t *handle = private_handle_t::dynamicCast(layer.handle); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 263 | |
| 264 | if (!handle) { |
Greg Hackmann | 69fbbcf | 2012-06-27 12:33:32 -0700 | [diff] [blame] | 265 | ALOGV("\tlayer %u: handle is NULL", i); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 266 | return false; |
| 267 | } |
| 268 | if (!exynos5_format_is_supported(handle->format)) { |
Greg Hackmann | 69fbbcf | 2012-06-27 12:33:32 -0700 | [diff] [blame] | 269 | ALOGV("\tlayer %u: pixel format %u not supported", i, |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 270 | handle->format); |
| 271 | return false; |
| 272 | } |
| 273 | if (is_scaled(layer)) { |
| 274 | // TODO: this can be made into an overlay if a gscaler |
| 275 | // unit is available. Also some size and pixel format |
| 276 | // limitations (see 46-3 of datasheet) |
Greg Hackmann | 69fbbcf | 2012-06-27 12:33:32 -0700 | [diff] [blame] | 277 | ALOGV("\tlayer %u: scaling and transforming not supported", i); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 278 | return false; |
| 279 | } |
| 280 | if (layer.blending != HWC_BLENDING_NONE) { |
| 281 | // TODO: support this |
Greg Hackmann | 69fbbcf | 2012-06-27 12:33:32 -0700 | [diff] [blame] | 282 | ALOGV("\tlayer %u: blending not supported", i); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 283 | return false; |
| 284 | } |
| 285 | |
Greg Hackmann | 69fbbcf | 2012-06-27 12:33:32 -0700 | [diff] [blame] | 286 | return true; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 287 | } |
| 288 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 289 | static int exynos5_prepare(hwc_composer_device_1_t *dev, hwc_layer_list_1_t* list) |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 290 | { |
| 291 | if (!list) |
| 292 | return 0; |
| 293 | |
| 294 | ALOGV("preparing %u layers", list->numHwLayers); |
| 295 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 296 | exynos5_hwc_composer_device_1_t *pdev = |
| 297 | (exynos5_hwc_composer_device_1_t *)dev; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 298 | memset(pdev->bufs.overlays, 0, sizeof(pdev->bufs.overlays)); |
| 299 | |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 300 | bool force_fb = false; |
| 301 | if (pdev->hdmi_hpd) { |
| 302 | hdmi_enable(pdev); |
| 303 | force_fb = true; |
| 304 | } else { |
| 305 | hdmi_disable(pdev); |
| 306 | } |
| 307 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 308 | for (size_t i = 0; i < NUM_HW_WINDOWS; i++) |
| 309 | pdev->bufs.overlay_map[i] = -1; |
| 310 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 311 | bool fb_needed = false; |
| 312 | size_t first_fb = 0, last_fb; |
| 313 | |
| 314 | // find unsupported overlays |
| 315 | for (size_t i = 0; i < list->numHwLayers; i++) { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 316 | hwc_layer_1_t &layer = list->hwLayers[i]; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 317 | |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 318 | if (layer.compositionType == HWC_BACKGROUND && !force_fb) { |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 319 | ALOGV("\tlayer %u: background supported", i); |
| 320 | continue; |
| 321 | } |
| 322 | |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 323 | if (exynos5_supports_overlay(list->hwLayers[i], i) && !force_fb) { |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 324 | ALOGV("\tlayer %u: overlay supported", i); |
| 325 | layer.compositionType = HWC_OVERLAY; |
| 326 | continue; |
| 327 | } |
| 328 | |
| 329 | if (!fb_needed) { |
| 330 | first_fb = i; |
| 331 | fb_needed = true; |
| 332 | } |
| 333 | last_fb = i; |
| 334 | layer.compositionType = HWC_FRAMEBUFFER; |
| 335 | } |
| 336 | |
| 337 | // can't composite overlays sandwiched between framebuffers |
| 338 | if (fb_needed) |
| 339 | for (size_t i = first_fb; i < last_fb; i++) |
| 340 | list->hwLayers[i].compositionType = HWC_FRAMEBUFFER; |
| 341 | |
| 342 | // if we need a framebuffer but can't fit it in, reserve the last |
| 343 | // window as a framebuffer |
Greg Hackmann | 853a7f8 | 2012-06-27 12:30:44 -0700 | [diff] [blame] | 344 | if ((fb_needed && first_fb >= NUM_HW_WINDOWS) || |
| 345 | (!fb_needed && list->numHwLayers > NUM_HW_WINDOWS)) { |
| 346 | fb_needed = true; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 347 | first_fb = NUM_HW_WINDOWS - 1; |
Greg Hackmann | 853a7f8 | 2012-06-27 12:30:44 -0700 | [diff] [blame] | 348 | for (size_t i = first_fb; i < list->numHwLayers; i++) |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 349 | list->hwLayers[i].compositionType = HWC_FRAMEBUFFER; |
| 350 | } |
| 351 | |
| 352 | unsigned int nextWindow = 0; |
| 353 | |
| 354 | // assign as many overlays as possible to windows |
| 355 | for (size_t i = 0; i < list->numHwLayers; i++) { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 356 | hwc_layer_1_t &layer = list->hwLayers[i]; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 357 | |
| 358 | if (nextWindow == NUM_HW_WINDOWS) { |
| 359 | ALOGV("not enough windows to assign layer %u", i); |
| 360 | layer.compositionType = HWC_FRAMEBUFFER; |
| 361 | continue; |
| 362 | } |
| 363 | |
| 364 | if (fb_needed && i == first_fb) { |
| 365 | ALOGV("assigning framebuffer to window %u\n", |
| 366 | nextWindow); |
| 367 | nextWindow++; |
| 368 | continue; |
| 369 | } |
| 370 | |
| 371 | if (layer.compositionType != HWC_FRAMEBUFFER) { |
| 372 | ALOGV("assigning layer %u to window %u", i, nextWindow); |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 373 | pdev->bufs.overlay_map[nextWindow] = i; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 374 | nextWindow++; |
| 375 | } |
| 376 | } |
| 377 | |
| 378 | if (fb_needed) |
| 379 | pdev->bufs.fb_window = first_fb; |
| 380 | else |
| 381 | pdev->bufs.fb_window = NO_FB_NEEDED; |
| 382 | |
| 383 | for (size_t i = 0; i < list->numHwLayers; i++) { |
| 384 | dump_layer(&list->hwLayers[i]); |
| 385 | if(list->hwLayers[i].handle) |
| 386 | dump_handle(private_handle_t::dynamicCast( |
| 387 | list->hwLayers[i].handle)); |
| 388 | } |
| 389 | |
| 390 | return 0; |
| 391 | } |
| 392 | |
| 393 | static void exynos5_config_handle(private_handle_t *handle, |
| 394 | hwc_rect_t &sourceCrop, hwc_rect_t &displayFrame, |
| 395 | s3c_fb_win_config &cfg) { |
| 396 | cfg.state = cfg.S3C_FB_WIN_STATE_BUFFER; |
| 397 | cfg.fd = handle->fd; |
| 398 | cfg.x = displayFrame.left; |
| 399 | cfg.y = displayFrame.top; |
| 400 | cfg.w = WIDTH(displayFrame); |
| 401 | cfg.h = HEIGHT(displayFrame); |
| 402 | cfg.format = exynos5_format_to_s3c_format(handle->format); |
| 403 | uint8_t bpp = exynos5_format_to_bpp(handle->format); |
| 404 | cfg.offset = (sourceCrop.top * handle->stride + sourceCrop.left) * |
| 405 | bpp / 8; |
| 406 | cfg.stride = handle->stride * bpp / 8; |
| 407 | } |
| 408 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 409 | static void exynos5_config_overlay(hwc_layer_1_t *layer, s3c_fb_win_config &cfg, |
Greg Hackmann | 8a249a3 | 2012-06-27 11:52:53 -0700 | [diff] [blame] | 410 | const private_module_t *gralloc_module) |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 411 | { |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 412 | if (layer->compositionType == HWC_BACKGROUND) { |
| 413 | hwc_color_t color = layer->backgroundColor; |
| 414 | cfg.state = cfg.S3C_FB_WIN_STATE_COLOR; |
| 415 | cfg.color = (color.r << 16) | (color.g << 8) | color.b; |
Greg Hackmann | 8a249a3 | 2012-06-27 11:52:53 -0700 | [diff] [blame] | 416 | cfg.x = 0; |
| 417 | cfg.y = 0; |
| 418 | cfg.w = gralloc_module->xres; |
| 419 | cfg.h = gralloc_module->yres; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 420 | return; |
| 421 | } |
| 422 | |
| 423 | private_handle_t *handle = private_handle_t::dynamicCast(layer->handle); |
| 424 | exynos5_config_handle(handle, layer->sourceCrop, layer->displayFrame, |
| 425 | cfg); |
| 426 | } |
| 427 | |
| 428 | static void exynos5_post_callback(void *data, private_handle_t *fb) |
| 429 | { |
| 430 | exynos5_hwc_post_data_t *pdata = |
| 431 | (exynos5_hwc_post_data_t *)data; |
| 432 | |
Greg Hackmann | f4cc0c3 | 2012-05-30 09:28:52 -0700 | [diff] [blame] | 433 | struct s3c_fb_win_config_data win_data; |
| 434 | struct s3c_fb_win_config *config = win_data.config; |
| 435 | memset(config, 0, sizeof(win_data.config)); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 436 | for (size_t i = 0; i < NUM_HW_WINDOWS; i++) { |
| 437 | if (i == pdata->fb_window) { |
| 438 | hwc_rect_t rect = { 0, 0, fb->width, fb->height }; |
| 439 | exynos5_config_handle(fb, rect, rect, config[i]); |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 440 | } else if ( pdata->overlay_map[i] != -1) { |
| 441 | exynos5_config_overlay(&pdata->overlays[i], config[i], |
Greg Hackmann | 8a249a3 | 2012-06-27 11:52:53 -0700 | [diff] [blame] | 442 | pdata->pdev->gralloc_module); |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 443 | if (pdata->overlays[i].acquireFenceFd != -1) { |
| 444 | int err = sync_wait(pdata->overlays[i].acquireFenceFd, 100); |
| 445 | if (err != 0) |
| 446 | ALOGW("fence for layer %zu didn't signal in 100 ms: %s", |
| 447 | i, strerror(errno)); |
| 448 | close(pdata->overlays[i].acquireFenceFd); |
| 449 | } |
| 450 | } |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 451 | dump_config(config[i]); |
| 452 | } |
| 453 | |
Greg Hackmann | f4cc0c3 | 2012-05-30 09:28:52 -0700 | [diff] [blame] | 454 | int ret = ioctl(pdata->pdev->fd, S3CFB_WIN_CONFIG, &win_data); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 455 | if (ret < 0) |
Greg Hackmann | f4cc0c3 | 2012-05-30 09:28:52 -0700 | [diff] [blame] | 456 | ALOGE("ioctl S3CFB_WIN_CONFIG failed: %d", errno); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 457 | |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 458 | if (pdata->pdev->hdmi_mirroring) |
| 459 | hdmi_output(pdata->pdev, fb); |
| 460 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 461 | pthread_mutex_lock(&pdata->completion_lock); |
| 462 | pdata->fence = win_data.fence; |
| 463 | pthread_cond_signal(&pdata->completion); |
| 464 | pthread_mutex_unlock(&pdata->completion_lock); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 465 | } |
| 466 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 467 | static int exynos5_set(struct hwc_composer_device_1 *dev, hwc_display_t dpy, |
| 468 | hwc_surface_t sur, hwc_layer_list_1_t* list) |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 469 | { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 470 | exynos5_hwc_composer_device_1_t *pdev = |
| 471 | (exynos5_hwc_composer_device_1_t *)dev; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 472 | |
| 473 | if (!dpy || !sur) |
| 474 | return 0; |
| 475 | |
| 476 | hwc_callback_queue_t *queue = NULL; |
| 477 | pthread_mutex_t *lock = NULL; |
| 478 | exynos5_hwc_post_data_t *data = NULL; |
| 479 | |
| 480 | if (list) { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 481 | for (size_t i = 0; i < NUM_HW_WINDOWS; i++) { |
| 482 | if (pdev->bufs.overlay_map[i] != -1) { |
| 483 | pdev->bufs.overlays[i] = |
| 484 | list->hwLayers[pdev->bufs.overlay_map[i]]; |
| 485 | } |
| 486 | } |
| 487 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 488 | data = (exynos5_hwc_post_data_t *) |
| 489 | malloc(sizeof(exynos5_hwc_post_data_t)); |
| 490 | memcpy(data, &pdev->bufs, sizeof(pdev->bufs)); |
| 491 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 492 | data->fence = -1; |
| 493 | pthread_mutex_init(&data->completion_lock, NULL); |
| 494 | pthread_cond_init(&data->completion, NULL); |
| 495 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 496 | if (pdev->bufs.fb_window == NO_FB_NEEDED) { |
| 497 | exynos5_post_callback(data, NULL); |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 498 | } else { |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 499 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 500 | struct hwc_callback_entry entry; |
| 501 | entry.callback = exynos5_post_callback; |
| 502 | entry.data = data; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 503 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 504 | queue = reinterpret_cast<hwc_callback_queue_t *>( |
| 505 | pdev->gralloc_module->queue); |
| 506 | lock = const_cast<pthread_mutex_t *>( |
| 507 | &pdev->gralloc_module->queue_lock); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 508 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 509 | pthread_mutex_lock(lock); |
| 510 | queue->push_front(entry); |
| 511 | pthread_mutex_unlock(lock); |
| 512 | |
| 513 | EGLBoolean success = eglSwapBuffers((EGLDisplay)dpy, (EGLSurface)sur); |
| 514 | if (!success) { |
| 515 | ALOGE("HWC_EGL_ERROR"); |
| 516 | if (list) { |
| 517 | pthread_mutex_lock(lock); |
| 518 | queue->removeAt(0); |
| 519 | pthread_mutex_unlock(lock); |
| 520 | free(data); |
| 521 | } |
| 522 | return HWC_EGL_ERROR; |
| 523 | } |
| 524 | } |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 525 | } |
| 526 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 527 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 528 | pthread_mutex_lock(&data->completion_lock); |
| 529 | while (data->fence == -1) |
| 530 | pthread_cond_wait(&data->completion, &data->completion_lock); |
| 531 | pthread_mutex_unlock(&data->completion_lock); |
| 532 | |
| 533 | for (size_t i = 0; i < NUM_HW_WINDOWS; i++) { |
| 534 | if (pdev->bufs.overlay_map[i] != -1) { |
| 535 | int dup_fd = dup(data->fence); |
| 536 | if (dup_fd < 0) |
| 537 | ALOGW("release fence dup failed: %s", strerror(errno)); |
| 538 | list->hwLayers[pdev->bufs.overlay_map[i]].releaseFenceFd = dup_fd; |
| 539 | } |
| 540 | } |
| 541 | close(data->fence); |
| 542 | free(data); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 543 | return 0; |
| 544 | } |
| 545 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 546 | static void exynos5_registerProcs(struct hwc_composer_device_1* dev, |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 547 | hwc_procs_t const* procs) |
| 548 | { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 549 | struct exynos5_hwc_composer_device_1_t* pdev = |
| 550 | (struct exynos5_hwc_composer_device_1_t*)dev; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 551 | pdev->procs = const_cast<hwc_procs_t *>(procs); |
| 552 | } |
| 553 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 554 | static int exynos5_query(struct hwc_composer_device_1* dev, int what, int *value) |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 555 | { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 556 | struct exynos5_hwc_composer_device_1_t *pdev = |
| 557 | (struct exynos5_hwc_composer_device_1_t *)dev; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 558 | |
| 559 | switch (what) { |
| 560 | case HWC_BACKGROUND_LAYER_SUPPORTED: |
| 561 | // we support the background layer |
| 562 | value[0] = 1; |
| 563 | break; |
| 564 | case HWC_VSYNC_PERIOD: |
| 565 | // vsync period in nanosecond |
| 566 | value[0] = 1000000000.0 / pdev->gralloc_module->fps; |
| 567 | break; |
| 568 | default: |
| 569 | // unsupported query |
| 570 | return -EINVAL; |
| 571 | } |
| 572 | return 0; |
| 573 | } |
| 574 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 575 | static int exynos5_eventControl(struct hwc_composer_device_1 *dev, int event, |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 576 | int enabled) |
| 577 | { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 578 | struct exynos5_hwc_composer_device_1_t *pdev = |
| 579 | (struct exynos5_hwc_composer_device_1_t *)dev; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 580 | |
| 581 | switch (event) { |
| 582 | case HWC_EVENT_VSYNC: |
| 583 | __u32 val = !!enabled; |
| 584 | int err = ioctl(pdev->fd, S3CFB_SET_VSYNC_INT, &val); |
| 585 | if (err < 0) { |
| 586 | ALOGE("vsync ioctl failed"); |
| 587 | return -errno; |
| 588 | } |
| 589 | |
| 590 | return 0; |
| 591 | } |
| 592 | |
| 593 | return -EINVAL; |
| 594 | } |
| 595 | |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 596 | static void handle_hdmi_uevent(struct exynos5_hwc_composer_device_1_t *pdev, |
| 597 | const char *buff, int len) |
| 598 | { |
| 599 | const char *s = buff; |
| 600 | s += strlen(s) + 1; |
| 601 | |
| 602 | while (*s) { |
| 603 | if (!strncmp(s, "SWITCH_STATE=", strlen("SWITCH_STATE="))) |
| 604 | pdev->hdmi_hpd = atoi(s + strlen("SWITCH_STATE=")) == 1; |
| 605 | |
| 606 | s += strlen(s) + 1; |
| 607 | if (s - buff >= len) |
| 608 | break; |
| 609 | } |
| 610 | |
| 611 | ALOGV("HDMI HPD changed to %s", pdev->hdmi_hpd ? "enabled" : "disabled"); |
| 612 | |
| 613 | if (pdev->procs && pdev->procs->invalidate) |
| 614 | pdev->procs->invalidate(pdev->procs); |
| 615 | } |
| 616 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 617 | static void handle_vsync_uevent(struct exynos5_hwc_composer_device_1_t *pdev, |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 618 | const char *buff, int len) |
| 619 | { |
| 620 | uint64_t timestamp = 0; |
| 621 | const char *s = buff; |
| 622 | |
| 623 | if (!pdev->procs || !pdev->procs->vsync) |
| 624 | return; |
| 625 | |
| 626 | s += strlen(s) + 1; |
| 627 | |
| 628 | while (*s) { |
| 629 | if (!strncmp(s, "VSYNC=", strlen("VSYNC="))) |
| 630 | timestamp = strtoull(s + strlen("VSYNC="), NULL, 0); |
| 631 | |
| 632 | s += strlen(s) + 1; |
| 633 | if (s - buff >= len) |
| 634 | break; |
| 635 | } |
| 636 | |
| 637 | pdev->procs->vsync(pdev->procs, 0, timestamp); |
| 638 | } |
| 639 | |
| 640 | static void *hwc_vsync_thread(void *data) |
| 641 | { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 642 | struct exynos5_hwc_composer_device_1_t *pdev = |
| 643 | (struct exynos5_hwc_composer_device_1_t *)data; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 644 | char uevent_desc[4096]; |
| 645 | memset(uevent_desc, 0, sizeof(uevent_desc)); |
| 646 | |
| 647 | setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY); |
| 648 | |
| 649 | uevent_init(); |
| 650 | while (true) { |
| 651 | int len = uevent_next_event(uevent_desc, |
| 652 | sizeof(uevent_desc) - 2); |
| 653 | |
| 654 | bool vsync = !strcmp(uevent_desc, |
| 655 | "change@/devices/platform/exynos5-fb.1"); |
| 656 | if (vsync) |
| 657 | handle_vsync_uevent(pdev, uevent_desc, len); |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 658 | |
| 659 | bool hdmi = !strcmp(uevent_desc, |
| 660 | "change@/devices/virtual/switch/hdmi"); |
| 661 | if (hdmi) |
| 662 | handle_hdmi_uevent(pdev, uevent_desc, len); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 663 | } |
| 664 | |
| 665 | return NULL; |
| 666 | } |
| 667 | |
Colin Cross | 00359a8 | 2012-07-12 17:54:17 -0700 | [diff] [blame^] | 668 | static int exynos5_blank(struct hwc_composer_device_1 *dev, int blank) |
| 669 | { |
| 670 | struct exynos5_hwc_composer_device_1_t *pdev = |
| 671 | (struct exynos5_hwc_composer_device_1_t *)dev; |
| 672 | |
| 673 | int fb_blank = blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK; |
| 674 | int err = ioctl(pdev->fd, FBIOBLANK, fb_blank); |
| 675 | if (err < 0) { |
| 676 | ALOGE("%sblank ioctl failed", blank ? "" : "un"); |
| 677 | return -errno; |
| 678 | } |
| 679 | |
| 680 | return 0; |
| 681 | } |
| 682 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 683 | struct hwc_methods_1 exynos5_methods = { |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 684 | eventControl: exynos5_eventControl, |
Colin Cross | 00359a8 | 2012-07-12 17:54:17 -0700 | [diff] [blame^] | 685 | blank: exynos5_blank, |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 686 | }; |
| 687 | |
| 688 | static int exynos5_close(hw_device_t* device); |
| 689 | |
| 690 | static int exynos5_open(const struct hw_module_t *module, const char *name, |
| 691 | struct hw_device_t **device) |
| 692 | { |
| 693 | int ret; |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 694 | int sw_fd; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 695 | |
| 696 | if (strcmp(name, HWC_HARDWARE_COMPOSER)) { |
| 697 | return -EINVAL; |
| 698 | } |
| 699 | |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 700 | struct exynos5_hwc_composer_device_1_t *dev; |
| 701 | dev = (struct exynos5_hwc_composer_device_1_t *)malloc(sizeof(*dev)); |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 702 | memset(dev, 0, sizeof(*dev)); |
| 703 | |
| 704 | if (hw_get_module(GRALLOC_HARDWARE_MODULE_ID, |
| 705 | (const struct hw_module_t **)&dev->gralloc_module)) { |
| 706 | ALOGE("failed to get gralloc hw module"); |
| 707 | ret = -EINVAL; |
| 708 | goto err_get_module; |
| 709 | } |
| 710 | |
| 711 | dev->fd = open("/dev/graphics/fb0", O_RDWR); |
| 712 | if (dev->fd < 0) { |
| 713 | ALOGE("failed to open framebuffer"); |
| 714 | ret = dev->fd; |
| 715 | goto err_get_module; |
| 716 | } |
| 717 | |
Benoit Goby | cdd61b3 | 2012-07-09 12:09:59 -0700 | [diff] [blame] | 718 | sw_fd = open("/sys/class/switch/hdmi/state", O_RDONLY); |
| 719 | if (sw_fd) { |
| 720 | char val; |
| 721 | if (read(sw_fd, &val, 1) == 1 && val == '1') |
| 722 | dev->hdmi_hpd = true; |
| 723 | } |
| 724 | |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 725 | dev->base.common.tag = HARDWARE_DEVICE_TAG; |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 726 | dev->base.common.version = HWC_DEVICE_API_VERSION_1_0; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 727 | dev->base.common.module = const_cast<hw_module_t *>(module); |
| 728 | dev->base.common.close = exynos5_close; |
| 729 | |
| 730 | dev->base.prepare = exynos5_prepare; |
| 731 | dev->base.set = exynos5_set; |
| 732 | dev->base.registerProcs = exynos5_registerProcs; |
| 733 | dev->base.query = exynos5_query; |
| 734 | dev->base.methods = &exynos5_methods; |
| 735 | |
| 736 | dev->bufs.pdev = dev; |
| 737 | |
| 738 | *device = &dev->base.common; |
| 739 | |
| 740 | ret = pthread_create(&dev->vsync_thread, NULL, hwc_vsync_thread, dev); |
| 741 | if (ret) { |
| 742 | ALOGE("failed to start vsync thread: %s", strerror(ret)); |
| 743 | ret = -ret; |
| 744 | goto err_ioctl; |
| 745 | } |
| 746 | |
| 747 | return 0; |
| 748 | |
| 749 | err_ioctl: |
| 750 | close(dev->fd); |
| 751 | err_get_module: |
| 752 | free(dev); |
| 753 | return ret; |
| 754 | } |
| 755 | |
| 756 | static int exynos5_close(hw_device_t *device) |
| 757 | { |
Erik Gilling | 87e707e | 2012-06-29 17:35:13 -0700 | [diff] [blame] | 758 | struct exynos5_hwc_composer_device_1_t *dev = |
| 759 | (struct exynos5_hwc_composer_device_1_t *)device; |
Greg Hackmann | 86eb1c6 | 2012-05-30 09:25:51 -0700 | [diff] [blame] | 760 | close(dev->fd); |
| 761 | return 0; |
| 762 | } |
| 763 | |
| 764 | static struct hw_module_methods_t exynos5_hwc_module_methods = { |
| 765 | open: exynos5_open, |
| 766 | }; |
| 767 | |
| 768 | hwc_module_t HAL_MODULE_INFO_SYM = { |
| 769 | common: { |
| 770 | tag: HARDWARE_MODULE_TAG, |
| 771 | module_api_version: HWC_MODULE_API_VERSION_0_1, |
| 772 | hal_api_version: HARDWARE_HAL_API_VERSION, |
| 773 | id: HWC_HARDWARE_MODULE_ID, |
| 774 | name: "Samsung exynos5 hwcomposer module", |
| 775 | author: "Google", |
| 776 | methods: &exynos5_hwc_module_methods, |
| 777 | } |
| 778 | }; |