Lloyd Atkinson | ab3dd30 | 2017-02-13 10:44:55 -0800 | [diff] [blame] | 1 | /* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved. |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 13 | #define pr_fmt(fmt) "[drm:%s:%d] " fmt, __func__, __LINE__ |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 14 | #include "msm_drv.h" |
| 15 | |
| 16 | #include "sde_kms.h" |
| 17 | #include "sde_connector.h" |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 18 | #include <linux/backlight.h> |
| 19 | #include "dsi_drm.h" |
Ping Li | 898b1bf | 2017-02-09 18:03:28 -0800 | [diff] [blame] | 20 | #include "dsi_display.h" |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 21 | |
| 22 | #define BL_NODE_NAME_SIZE 32 |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 23 | |
Lloyd Atkinson | 7738220 | 2017-02-01 14:59:43 -0500 | [diff] [blame] | 24 | /* Autorefresh will occur after FRAME_CNT frames. Large values are unlikely */ |
| 25 | #define AUTOREFRESH_MAX_FRAME_CNT 6 |
| 26 | |
Lloyd Atkinson | 8ba4703 | 2017-03-22 17:13:32 -0400 | [diff] [blame] | 27 | #define SDE_DEBUG_CONN(c, fmt, ...) SDE_DEBUG("conn%d " fmt,\ |
| 28 | (c) ? (c)->base.base.id : -1, ##__VA_ARGS__) |
| 29 | |
| 30 | #define SDE_ERROR_CONN(c, fmt, ...) SDE_ERROR("conn%d " fmt,\ |
| 31 | (c) ? (c)->base.base.id : -1, ##__VA_ARGS__) |
| 32 | |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 33 | static const struct drm_prop_enum_list e_topology_name[] = { |
Jeykumar Sankaran | 2b09807 | 2017-03-16 17:25:59 -0700 | [diff] [blame] | 34 | {SDE_RM_TOPOLOGY_NONE, "sde_none"}, |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 35 | {SDE_RM_TOPOLOGY_SINGLEPIPE, "sde_singlepipe"}, |
Jeykumar Sankaran | 2b09807 | 2017-03-16 17:25:59 -0700 | [diff] [blame] | 36 | {SDE_RM_TOPOLOGY_SINGLEPIPE_DSC, "sde_singlepipe_dsc"}, |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 37 | {SDE_RM_TOPOLOGY_DUALPIPE, "sde_dualpipe"}, |
Jeykumar Sankaran | 2b09807 | 2017-03-16 17:25:59 -0700 | [diff] [blame] | 38 | {SDE_RM_TOPOLOGY_DUALPIPE_DSC, "sde_dualpipe_dsc"}, |
| 39 | {SDE_RM_TOPOLOGY_DUALPIPE_3DMERGE, "sde_dualpipemerge"}, |
| 40 | {SDE_RM_TOPOLOGY_DUALPIPE_3DMERGE_DSC, "sde_dualpipemerge_dsc"}, |
| 41 | {SDE_RM_TOPOLOGY_DUALPIPE_DSCMERGE, "sde_dualpipe_dscmerge"}, |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 42 | {SDE_RM_TOPOLOGY_PPSPLIT, "sde_ppsplit"}, |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 43 | }; |
| 44 | static const struct drm_prop_enum_list e_topology_control[] = { |
| 45 | {SDE_RM_TOPCTL_RESERVE_LOCK, "reserve_lock"}, |
| 46 | {SDE_RM_TOPCTL_RESERVE_CLEAR, "reserve_clear"}, |
| 47 | {SDE_RM_TOPCTL_DSPP, "dspp"}, |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 48 | }; |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 49 | static const struct drm_prop_enum_list e_power_mode[] = { |
| 50 | {SDE_MODE_DPMS_ON, "ON"}, |
| 51 | {SDE_MODE_DPMS_LP1, "LP1"}, |
| 52 | {SDE_MODE_DPMS_LP2, "LP2"}, |
| 53 | {SDE_MODE_DPMS_OFF, "OFF"}, |
| 54 | }; |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 55 | |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 56 | static int sde_backlight_device_update_status(struct backlight_device *bd) |
| 57 | { |
| 58 | int brightness; |
| 59 | struct dsi_display *display; |
| 60 | struct sde_connector *c_conn; |
| 61 | int bl_lvl; |
Gopikrishnaiah Anandan | 84b4f67 | 2017-04-26 10:28:51 -0700 | [diff] [blame] | 62 | struct drm_event event; |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 63 | |
| 64 | brightness = bd->props.brightness; |
| 65 | |
| 66 | if ((bd->props.power != FB_BLANK_UNBLANK) || |
| 67 | (bd->props.state & BL_CORE_FBBLANK) || |
| 68 | (bd->props.state & BL_CORE_SUSPENDED)) |
| 69 | brightness = 0; |
| 70 | |
| 71 | c_conn = bl_get_data(bd); |
| 72 | display = (struct dsi_display *) c_conn->display; |
| 73 | if (brightness > display->panel->bl_config.bl_max_level) |
| 74 | brightness = display->panel->bl_config.bl_max_level; |
| 75 | |
| 76 | /* map UI brightness into driver backlight level with rounding */ |
| 77 | bl_lvl = mult_frac(brightness, display->panel->bl_config.bl_max_level, |
| 78 | display->panel->bl_config.brightness_max_level); |
| 79 | |
| 80 | if (!bl_lvl && brightness) |
| 81 | bl_lvl = 1; |
| 82 | |
Gopikrishnaiah Anandan | 84b4f67 | 2017-04-26 10:28:51 -0700 | [diff] [blame] | 83 | if (c_conn->ops.set_backlight) { |
| 84 | event.type = DRM_EVENT_SYS_BACKLIGHT; |
| 85 | event.length = sizeof(u32); |
| 86 | msm_mode_object_event_nofity(&c_conn->base.base, |
| 87 | c_conn->base.dev, &event, (u8 *)&brightness); |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 88 | c_conn->ops.set_backlight(c_conn->display, bl_lvl); |
Gopikrishnaiah Anandan | 84b4f67 | 2017-04-26 10:28:51 -0700 | [diff] [blame] | 89 | } |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 90 | |
| 91 | return 0; |
| 92 | } |
| 93 | |
| 94 | static int sde_backlight_device_get_brightness(struct backlight_device *bd) |
| 95 | { |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | static const struct backlight_ops sde_backlight_device_ops = { |
| 100 | .update_status = sde_backlight_device_update_status, |
| 101 | .get_brightness = sde_backlight_device_get_brightness, |
| 102 | }; |
| 103 | |
Shashank Babu Chinta Venkata | 06c428e | 2017-04-17 13:52:28 -0700 | [diff] [blame] | 104 | static int sde_backlight_setup(struct sde_connector *c_conn, |
| 105 | struct drm_device *dev) |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 106 | { |
| 107 | struct backlight_device *bl_device; |
| 108 | struct backlight_properties props; |
| 109 | struct dsi_display *display; |
| 110 | struct dsi_backlight_config *bl_config; |
| 111 | static int display_count; |
| 112 | char bl_node_name[BL_NODE_NAME_SIZE]; |
| 113 | |
Shashank Babu Chinta Venkata | 06c428e | 2017-04-17 13:52:28 -0700 | [diff] [blame] | 114 | if (!c_conn || !dev || !dev->dev) { |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 115 | SDE_ERROR("invalid param\n"); |
| 116 | return -EINVAL; |
| 117 | } else if (c_conn->connector_type != DRM_MODE_CONNECTOR_DSI) { |
| 118 | return 0; |
| 119 | } |
| 120 | |
| 121 | memset(&props, 0, sizeof(props)); |
| 122 | props.type = BACKLIGHT_RAW; |
| 123 | props.power = FB_BLANK_UNBLANK; |
| 124 | |
| 125 | display = (struct dsi_display *) c_conn->display; |
| 126 | bl_config = &display->panel->bl_config; |
| 127 | props.max_brightness = bl_config->brightness_max_level; |
| 128 | props.brightness = bl_config->brightness_max_level; |
| 129 | snprintf(bl_node_name, BL_NODE_NAME_SIZE, "panel%u-backlight", |
| 130 | display_count); |
Shashank Babu Chinta Venkata | 06c428e | 2017-04-17 13:52:28 -0700 | [diff] [blame] | 131 | bl_device = backlight_device_register(bl_node_name, dev->dev, |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 132 | c_conn, &sde_backlight_device_ops, &props); |
| 133 | if (IS_ERR_OR_NULL(bl_device)) { |
| 134 | SDE_ERROR("Failed to register backlight: %ld\n", |
| 135 | PTR_ERR(bl_device)); |
| 136 | return -ENODEV; |
| 137 | } |
| 138 | display_count++; |
| 139 | |
| 140 | return 0; |
| 141 | } |
| 142 | |
Clarence Ip | a18d483 | 2017-03-13 12:35:44 -0700 | [diff] [blame] | 143 | int sde_connector_trigger_event(void *drm_connector, |
| 144 | uint32_t event_idx, uint32_t instance_idx, |
| 145 | uint32_t data0, uint32_t data1, |
| 146 | uint32_t data2, uint32_t data3) |
| 147 | { |
| 148 | struct sde_connector *c_conn; |
| 149 | unsigned long irq_flags; |
| 150 | void (*cb_func)(uint32_t event_idx, |
| 151 | uint32_t instance_idx, void *usr, |
| 152 | uint32_t data0, uint32_t data1, |
| 153 | uint32_t data2, uint32_t data3); |
| 154 | void *usr; |
| 155 | int rc = 0; |
| 156 | |
| 157 | /* |
| 158 | * This function may potentially be called from an ISR context, so |
| 159 | * avoid excessive logging/etc. |
| 160 | */ |
| 161 | if (!drm_connector) |
| 162 | return -EINVAL; |
| 163 | else if (event_idx >= SDE_CONN_EVENT_COUNT) |
| 164 | return -EINVAL; |
| 165 | c_conn = to_sde_connector(drm_connector); |
| 166 | |
| 167 | spin_lock_irqsave(&c_conn->event_lock, irq_flags); |
| 168 | cb_func = c_conn->event_table[event_idx].cb_func; |
| 169 | usr = c_conn->event_table[event_idx].usr; |
| 170 | spin_unlock_irqrestore(&c_conn->event_lock, irq_flags); |
| 171 | |
| 172 | if (cb_func) |
| 173 | cb_func(event_idx, instance_idx, usr, |
| 174 | data0, data1, data2, data3); |
| 175 | else |
| 176 | rc = -EAGAIN; |
| 177 | |
| 178 | return rc; |
| 179 | } |
| 180 | |
| 181 | int sde_connector_register_event(struct drm_connector *connector, |
| 182 | uint32_t event_idx, |
| 183 | void (*cb_func)(uint32_t event_idx, |
| 184 | uint32_t instance_idx, void *usr, |
| 185 | uint32_t data0, uint32_t data1, |
| 186 | uint32_t data2, uint32_t data3), |
| 187 | void *usr) |
| 188 | { |
| 189 | struct sde_connector *c_conn; |
| 190 | unsigned long irq_flags; |
| 191 | |
| 192 | if (!connector) { |
| 193 | SDE_ERROR("invalid connector\n"); |
| 194 | return -EINVAL; |
| 195 | } else if (event_idx >= SDE_CONN_EVENT_COUNT) { |
| 196 | SDE_ERROR("conn%d, invalid event %d\n", |
| 197 | connector->base.id, event_idx); |
| 198 | return -EINVAL; |
| 199 | } |
| 200 | c_conn = to_sde_connector(connector); |
| 201 | |
| 202 | spin_lock_irqsave(&c_conn->event_lock, irq_flags); |
| 203 | c_conn->event_table[event_idx].cb_func = cb_func; |
| 204 | c_conn->event_table[event_idx].usr = usr; |
| 205 | spin_unlock_irqrestore(&c_conn->event_lock, irq_flags); |
| 206 | |
| 207 | /* optionally notify display of event registration */ |
| 208 | if (c_conn->ops.enable_event && c_conn->display) |
| 209 | c_conn->ops.enable_event(connector, event_idx, |
| 210 | cb_func != NULL, c_conn->display); |
| 211 | return 0; |
| 212 | } |
| 213 | |
| 214 | void sde_connector_unregister_event(struct drm_connector *connector, |
| 215 | uint32_t event_idx) |
| 216 | { |
| 217 | (void)sde_connector_register_event(connector, event_idx, 0, 0); |
| 218 | } |
| 219 | |
Clarence Ip | cb3afd4 | 2016-07-15 16:25:34 -0400 | [diff] [blame] | 220 | int sde_connector_get_info(struct drm_connector *connector, |
| 221 | struct msm_display_info *info) |
| 222 | { |
| 223 | struct sde_connector *c_conn; |
| 224 | |
| 225 | if (!connector || !info) { |
| 226 | SDE_ERROR("invalid argument(s), conn %pK, info %pK\n", |
| 227 | connector, info); |
| 228 | return -EINVAL; |
| 229 | } |
| 230 | |
| 231 | c_conn = to_sde_connector(connector); |
| 232 | |
| 233 | if (!c_conn->display || !c_conn->ops.get_info) { |
| 234 | SDE_ERROR("display info not supported for %pK\n", |
| 235 | c_conn->display); |
| 236 | return -EINVAL; |
| 237 | } |
| 238 | |
| 239 | return c_conn->ops.get_info(info, c_conn->display); |
| 240 | } |
| 241 | |
Lloyd Atkinson | 05d7551 | 2017-01-17 14:45:51 -0500 | [diff] [blame] | 242 | int sde_connector_pre_kickoff(struct drm_connector *connector) |
| 243 | { |
| 244 | struct sde_connector *c_conn; |
| 245 | struct sde_connector_state *c_state; |
| 246 | struct msm_display_kickoff_params params; |
| 247 | int rc; |
| 248 | |
| 249 | if (!connector) { |
| 250 | SDE_ERROR("invalid argument\n"); |
| 251 | return -EINVAL; |
| 252 | } |
| 253 | |
| 254 | c_conn = to_sde_connector(connector); |
| 255 | c_state = to_sde_connector_state(connector->state); |
| 256 | |
| 257 | if (!c_conn->display) { |
| 258 | SDE_ERROR("invalid argument\n"); |
| 259 | return -EINVAL; |
| 260 | } |
| 261 | |
| 262 | if (!c_conn->ops.pre_kickoff) |
| 263 | return 0; |
| 264 | |
| 265 | params.rois = &c_state->rois; |
| 266 | |
| 267 | SDE_EVT32_VERBOSE(connector->base.id); |
| 268 | |
| 269 | rc = c_conn->ops.pre_kickoff(connector, c_conn->display, ¶ms); |
| 270 | |
| 271 | return rc; |
| 272 | } |
| 273 | |
Veera Sundaram Sankaran | bb2bf9a | 2017-03-29 18:56:47 -0700 | [diff] [blame] | 274 | void sde_connector_clk_ctrl(struct drm_connector *connector, bool enable) |
| 275 | { |
| 276 | struct sde_connector *c_conn; |
| 277 | struct dsi_display *display; |
| 278 | u32 state = enable ? DSI_CLK_ON : DSI_CLK_OFF; |
| 279 | |
| 280 | if (!connector) { |
| 281 | SDE_ERROR("invalid connector\n"); |
| 282 | return; |
| 283 | } |
| 284 | |
| 285 | c_conn = to_sde_connector(connector); |
| 286 | display = (struct dsi_display *) c_conn->display; |
| 287 | |
| 288 | if (display && c_conn->ops.clk_ctrl) |
| 289 | c_conn->ops.clk_ctrl(display->mdp_clk_handle, |
| 290 | DSI_ALL_CLKS, state); |
| 291 | } |
| 292 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 293 | static void sde_connector_destroy(struct drm_connector *connector) |
| 294 | { |
| 295 | struct sde_connector *c_conn; |
| 296 | |
| 297 | if (!connector) { |
| 298 | SDE_ERROR("invalid connector\n"); |
| 299 | return; |
| 300 | } |
| 301 | |
| 302 | c_conn = to_sde_connector(connector); |
| 303 | |
Dhaval Patel | 4e57484 | 2016-08-23 15:11:37 -0700 | [diff] [blame] | 304 | if (c_conn->blob_caps) |
| 305 | drm_property_unreference_blob(c_conn->blob_caps); |
Ping Li | 898b1bf | 2017-02-09 18:03:28 -0800 | [diff] [blame] | 306 | if (c_conn->blob_hdr) |
| 307 | drm_property_unreference_blob(c_conn->blob_hdr); |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 308 | msm_property_destroy(&c_conn->property_info); |
| 309 | |
| 310 | drm_connector_unregister(connector); |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 311 | mutex_destroy(&c_conn->lock); |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 312 | sde_fence_deinit(&c_conn->retire_fence); |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 313 | drm_connector_cleanup(connector); |
| 314 | kfree(c_conn); |
| 315 | } |
| 316 | |
| 317 | /** |
| 318 | * _sde_connector_destroy_fb - clean up connector state's out_fb buffer |
| 319 | * @c_conn: Pointer to sde connector structure |
| 320 | * @c_state: Pointer to sde connector state structure |
| 321 | */ |
| 322 | static void _sde_connector_destroy_fb(struct sde_connector *c_conn, |
| 323 | struct sde_connector_state *c_state) |
| 324 | { |
| 325 | if (!c_state || !c_state->out_fb) { |
| 326 | SDE_ERROR("invalid state %pK\n", c_state); |
| 327 | return; |
| 328 | } |
| 329 | |
| 330 | msm_framebuffer_cleanup(c_state->out_fb, |
| 331 | c_state->mmu_id); |
| 332 | drm_framebuffer_unreference(c_state->out_fb); |
| 333 | c_state->out_fb = NULL; |
| 334 | |
| 335 | if (c_conn) { |
| 336 | c_state->property_values[CONNECTOR_PROP_OUT_FB] = |
| 337 | msm_property_get_default(&c_conn->property_info, |
| 338 | CONNECTOR_PROP_OUT_FB); |
| 339 | } else { |
| 340 | c_state->property_values[CONNECTOR_PROP_OUT_FB] = ~0; |
| 341 | } |
| 342 | } |
| 343 | |
| 344 | static void sde_connector_atomic_destroy_state(struct drm_connector *connector, |
| 345 | struct drm_connector_state *state) |
| 346 | { |
| 347 | struct sde_connector *c_conn = NULL; |
| 348 | struct sde_connector_state *c_state = NULL; |
| 349 | |
| 350 | if (!state) { |
| 351 | SDE_ERROR("invalid state\n"); |
| 352 | return; |
| 353 | } |
| 354 | |
| 355 | /* |
| 356 | * The base DRM framework currently always passes in a NULL |
| 357 | * connector pointer. This is not correct, but attempt to |
| 358 | * handle that case as much as possible. |
| 359 | */ |
| 360 | if (connector) |
| 361 | c_conn = to_sde_connector(connector); |
| 362 | c_state = to_sde_connector_state(state); |
| 363 | |
| 364 | if (c_state->out_fb) |
| 365 | _sde_connector_destroy_fb(c_conn, c_state); |
| 366 | |
| 367 | if (!c_conn) { |
| 368 | kfree(c_state); |
| 369 | } else { |
| 370 | /* destroy value helper */ |
| 371 | msm_property_destroy_state(&c_conn->property_info, c_state, |
| 372 | c_state->property_values, 0); |
| 373 | } |
| 374 | } |
| 375 | |
| 376 | static void sde_connector_atomic_reset(struct drm_connector *connector) |
| 377 | { |
| 378 | struct sde_connector *c_conn; |
| 379 | struct sde_connector_state *c_state; |
| 380 | |
| 381 | if (!connector) { |
| 382 | SDE_ERROR("invalid connector\n"); |
| 383 | return; |
| 384 | } |
| 385 | |
| 386 | c_conn = to_sde_connector(connector); |
| 387 | |
| 388 | if (connector->state) { |
| 389 | sde_connector_atomic_destroy_state(connector, connector->state); |
| 390 | connector->state = 0; |
| 391 | } |
| 392 | |
| 393 | c_state = msm_property_alloc_state(&c_conn->property_info); |
| 394 | if (!c_state) { |
| 395 | SDE_ERROR("state alloc failed\n"); |
| 396 | return; |
| 397 | } |
| 398 | |
| 399 | /* reset value helper, zero out state structure and reset properties */ |
| 400 | msm_property_reset_state(&c_conn->property_info, c_state, |
| 401 | c_state->property_values, 0); |
| 402 | |
| 403 | c_state->base.connector = connector; |
| 404 | connector->state = &c_state->base; |
| 405 | } |
| 406 | |
| 407 | static struct drm_connector_state * |
| 408 | sde_connector_atomic_duplicate_state(struct drm_connector *connector) |
| 409 | { |
| 410 | struct sde_connector *c_conn; |
| 411 | struct sde_connector_state *c_state, *c_oldstate; |
| 412 | int rc; |
| 413 | |
| 414 | if (!connector || !connector->state) { |
| 415 | SDE_ERROR("invalid connector %pK\n", connector); |
| 416 | return NULL; |
| 417 | } |
| 418 | |
| 419 | c_conn = to_sde_connector(connector); |
| 420 | c_oldstate = to_sde_connector_state(connector->state); |
| 421 | c_state = msm_property_alloc_state(&c_conn->property_info); |
| 422 | if (!c_state) { |
| 423 | SDE_ERROR("state alloc failed\n"); |
| 424 | return NULL; |
| 425 | } |
| 426 | |
| 427 | /* duplicate value helper */ |
| 428 | msm_property_duplicate_state(&c_conn->property_info, |
| 429 | c_oldstate, c_state, c_state->property_values, 0); |
| 430 | |
| 431 | /* additional handling for drm framebuffer objects */ |
| 432 | if (c_state->out_fb) { |
| 433 | drm_framebuffer_reference(c_state->out_fb); |
| 434 | rc = msm_framebuffer_prepare(c_state->out_fb, |
| 435 | c_state->mmu_id); |
| 436 | if (rc) |
| 437 | SDE_ERROR("failed to prepare fb, %d\n", rc); |
| 438 | } |
| 439 | |
| 440 | return &c_state->base; |
| 441 | } |
| 442 | |
Lloyd Atkinson | 8ba4703 | 2017-03-22 17:13:32 -0400 | [diff] [blame] | 443 | static int _sde_connector_roi_v1_check_roi( |
| 444 | struct sde_connector *c_conn, |
| 445 | struct drm_clip_rect *roi_conn, |
| 446 | const struct msm_roi_caps *caps) |
| 447 | { |
| 448 | const struct msm_roi_alignment *align = &caps->align; |
| 449 | int w = roi_conn->x2 - roi_conn->x1; |
| 450 | int h = roi_conn->y2 - roi_conn->y1; |
| 451 | |
| 452 | if (w <= 0 || h <= 0) { |
| 453 | SDE_ERROR_CONN(c_conn, "invalid conn roi w %d h %d\n", w, h); |
| 454 | return -EINVAL; |
| 455 | } |
| 456 | |
| 457 | if (w < align->min_width || w % align->width_pix_align) { |
| 458 | SDE_ERROR_CONN(c_conn, |
| 459 | "invalid conn roi width %d min %d align %d\n", |
| 460 | w, align->min_width, align->width_pix_align); |
| 461 | return -EINVAL; |
| 462 | } |
| 463 | |
| 464 | if (h < align->min_height || h % align->height_pix_align) { |
| 465 | SDE_ERROR_CONN(c_conn, |
| 466 | "invalid conn roi height %d min %d align %d\n", |
| 467 | h, align->min_height, align->height_pix_align); |
| 468 | return -EINVAL; |
| 469 | } |
| 470 | |
| 471 | if (roi_conn->x1 % align->xstart_pix_align) { |
| 472 | SDE_ERROR_CONN(c_conn, "invalid conn roi x1 %d align %d\n", |
| 473 | roi_conn->x1, align->xstart_pix_align); |
| 474 | return -EINVAL; |
| 475 | } |
| 476 | |
| 477 | if (roi_conn->y1 % align->ystart_pix_align) { |
| 478 | SDE_ERROR_CONN(c_conn, "invalid conn roi y1 %d align %d\n", |
| 479 | roi_conn->y1, align->ystart_pix_align); |
| 480 | return -EINVAL; |
| 481 | } |
| 482 | |
| 483 | return 0; |
| 484 | } |
| 485 | |
| 486 | static int _sde_connector_set_roi_v1( |
| 487 | struct sde_connector *c_conn, |
| 488 | struct sde_connector_state *c_state, |
| 489 | void *usr_ptr) |
| 490 | { |
| 491 | struct sde_drm_roi_v1 roi_v1; |
| 492 | struct msm_display_info display_info; |
| 493 | struct msm_roi_caps *caps; |
| 494 | int i, rc; |
| 495 | |
| 496 | if (!c_conn || !c_state) { |
| 497 | SDE_ERROR("invalid args\n"); |
| 498 | return -EINVAL; |
| 499 | } |
| 500 | |
| 501 | rc = sde_connector_get_info(&c_conn->base, &display_info); |
| 502 | if (rc) { |
| 503 | SDE_ERROR_CONN(c_conn, "display get info error: %d\n", rc); |
| 504 | return rc; |
| 505 | } |
| 506 | |
| 507 | caps = &display_info.roi_caps; |
| 508 | if (!caps->enabled) { |
| 509 | SDE_ERROR_CONN(c_conn, "display roi capability is disabled\n"); |
| 510 | return -ENOTSUPP; |
| 511 | } |
| 512 | |
| 513 | memset(&c_state->rois, 0, sizeof(c_state->rois)); |
| 514 | |
| 515 | if (!usr_ptr) { |
| 516 | SDE_DEBUG_CONN(c_conn, "rois cleared\n"); |
| 517 | return 0; |
| 518 | } |
| 519 | |
| 520 | if (copy_from_user(&roi_v1, usr_ptr, sizeof(roi_v1))) { |
| 521 | SDE_ERROR_CONN(c_conn, "failed to copy roi_v1 data\n"); |
| 522 | return -EINVAL; |
| 523 | } |
| 524 | |
| 525 | SDE_DEBUG_CONN(c_conn, "num_rects %d\n", roi_v1.num_rects); |
| 526 | |
| 527 | if (roi_v1.num_rects == 0) { |
| 528 | SDE_DEBUG_CONN(c_conn, "rois cleared\n"); |
| 529 | return 0; |
| 530 | } |
| 531 | |
| 532 | if (roi_v1.num_rects > SDE_MAX_ROI_V1 || |
| 533 | roi_v1.num_rects > caps->num_roi) { |
| 534 | SDE_ERROR_CONN(c_conn, "too many rects specified: %d\n", |
| 535 | roi_v1.num_rects); |
| 536 | return -EINVAL; |
| 537 | } |
| 538 | |
| 539 | c_state->rois.num_rects = roi_v1.num_rects; |
| 540 | for (i = 0; i < roi_v1.num_rects; ++i) { |
| 541 | int rc; |
| 542 | |
| 543 | rc = _sde_connector_roi_v1_check_roi(c_conn, &roi_v1.roi[i], |
| 544 | caps); |
| 545 | if (rc) |
| 546 | return rc; |
| 547 | |
| 548 | c_state->rois.roi[i] = roi_v1.roi[i]; |
| 549 | SDE_DEBUG_CONN(c_conn, "roi%d: roi 0x%x 0x%x 0x%x 0x%x\n", i, |
| 550 | c_state->rois.roi[i].x1, |
| 551 | c_state->rois.roi[i].y1, |
| 552 | c_state->rois.roi[i].x2, |
| 553 | c_state->rois.roi[i].y2); |
| 554 | } |
| 555 | |
| 556 | return 0; |
| 557 | } |
| 558 | |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 559 | static int _sde_connector_update_power_locked(struct sde_connector *c_conn) |
| 560 | { |
| 561 | struct drm_connector *connector; |
| 562 | void *display; |
| 563 | int (*set_power)(struct drm_connector *, int, void *); |
| 564 | int mode, rc = 0; |
| 565 | |
| 566 | if (!c_conn) |
| 567 | return -EINVAL; |
| 568 | connector = &c_conn->base; |
| 569 | |
| 570 | mode = c_conn->lp_mode; |
| 571 | if (c_conn->dpms_mode != DRM_MODE_DPMS_ON) |
| 572 | mode = SDE_MODE_DPMS_OFF; |
| 573 | switch (c_conn->dpms_mode) { |
| 574 | case DRM_MODE_DPMS_ON: |
| 575 | mode = c_conn->lp_mode; |
| 576 | break; |
| 577 | case DRM_MODE_DPMS_STANDBY: |
| 578 | mode = SDE_MODE_DPMS_STANDBY; |
| 579 | break; |
| 580 | case DRM_MODE_DPMS_SUSPEND: |
| 581 | mode = SDE_MODE_DPMS_SUSPEND; |
| 582 | break; |
| 583 | case DRM_MODE_DPMS_OFF: |
| 584 | mode = SDE_MODE_DPMS_OFF; |
| 585 | break; |
| 586 | default: |
| 587 | mode = c_conn->lp_mode; |
| 588 | SDE_ERROR("conn %d dpms set to unrecognized mode %d\n", |
| 589 | connector->base.id, mode); |
| 590 | break; |
| 591 | } |
| 592 | |
| 593 | SDE_DEBUG("conn %d - dpms %d, lp %d, panel %d\n", connector->base.id, |
| 594 | c_conn->dpms_mode, c_conn->lp_mode, mode); |
| 595 | |
| 596 | if (mode != c_conn->last_panel_power_mode && c_conn->ops.set_power) { |
| 597 | display = c_conn->display; |
| 598 | set_power = c_conn->ops.set_power; |
| 599 | |
| 600 | mutex_unlock(&c_conn->lock); |
| 601 | rc = set_power(connector, mode, display); |
| 602 | mutex_lock(&c_conn->lock); |
| 603 | } |
| 604 | c_conn->last_panel_power_mode = mode; |
| 605 | |
| 606 | return rc; |
| 607 | } |
| 608 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 609 | static int sde_connector_atomic_set_property(struct drm_connector *connector, |
| 610 | struct drm_connector_state *state, |
| 611 | struct drm_property *property, |
| 612 | uint64_t val) |
| 613 | { |
| 614 | struct sde_connector *c_conn; |
| 615 | struct sde_connector_state *c_state; |
| 616 | int idx, rc; |
| 617 | |
| 618 | if (!connector || !state || !property) { |
| 619 | SDE_ERROR("invalid argument(s), conn %pK, state %pK, prp %pK\n", |
| 620 | connector, state, property); |
| 621 | return -EINVAL; |
| 622 | } |
| 623 | |
| 624 | c_conn = to_sde_connector(connector); |
| 625 | c_state = to_sde_connector_state(state); |
| 626 | |
| 627 | /* generic property handling */ |
| 628 | rc = msm_property_atomic_set(&c_conn->property_info, |
| 629 | c_state->property_values, 0, property, val); |
| 630 | if (rc) |
| 631 | goto end; |
| 632 | |
| 633 | /* connector-specific property handling */ |
| 634 | idx = msm_property_index(&c_conn->property_info, property); |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 635 | switch (idx) { |
| 636 | case CONNECTOR_PROP_OUT_FB: |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 637 | /* clear old fb, if present */ |
| 638 | if (c_state->out_fb) |
| 639 | _sde_connector_destroy_fb(c_conn, c_state); |
| 640 | |
| 641 | /* convert fb val to drm framebuffer and prepare it */ |
| 642 | c_state->out_fb = |
| 643 | drm_framebuffer_lookup(connector->dev, val); |
Alan Kwong | ae1b114 | 2017-03-05 16:07:10 -0800 | [diff] [blame] | 644 | if (!c_state->out_fb && val) { |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 645 | SDE_ERROR("failed to look up fb %lld\n", val); |
| 646 | rc = -EFAULT; |
Alan Kwong | ae1b114 | 2017-03-05 16:07:10 -0800 | [diff] [blame] | 647 | } else if (!c_state->out_fb && !val) { |
| 648 | SDE_DEBUG("cleared fb_id\n"); |
| 649 | rc = 0; |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 650 | } else { |
Alan Kwong | 578cdaf | 2017-01-28 17:25:43 -0800 | [diff] [blame] | 651 | msm_framebuffer_set_kmap(c_state->out_fb, |
| 652 | c_conn->fb_kmap); |
| 653 | |
Alan Kwong | dfa8c08 | 2016-07-29 04:10:00 -0400 | [diff] [blame] | 654 | if (c_state->out_fb->flags & DRM_MODE_FB_SECURE) |
| 655 | c_state->mmu_id = |
| 656 | c_conn->mmu_id[SDE_IOMMU_DOMAIN_SECURE]; |
| 657 | else |
| 658 | c_state->mmu_id = |
| 659 | c_conn->mmu_id[SDE_IOMMU_DOMAIN_UNSECURE]; |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 660 | |
| 661 | rc = msm_framebuffer_prepare(c_state->out_fb, |
| 662 | c_state->mmu_id); |
| 663 | if (rc) |
| 664 | SDE_ERROR("prep fb failed, %d\n", rc); |
| 665 | } |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 666 | break; |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 667 | case CONNECTOR_PROP_LP: |
| 668 | mutex_lock(&c_conn->lock); |
| 669 | c_conn->lp_mode = val; |
| 670 | _sde_connector_update_power_locked(c_conn); |
| 671 | mutex_unlock(&c_conn->lock); |
| 672 | break; |
| 673 | default: |
| 674 | break; |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame] | 675 | } |
| 676 | |
Lloyd Atkinson | 8ba4703 | 2017-03-22 17:13:32 -0400 | [diff] [blame] | 677 | if (idx == CONNECTOR_PROP_ROI_V1) { |
| 678 | rc = _sde_connector_set_roi_v1(c_conn, c_state, (void *)val); |
| 679 | if (rc) |
| 680 | SDE_ERROR_CONN(c_conn, "invalid roi_v1, rc: %d\n", rc); |
| 681 | } |
| 682 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 683 | /* check for custom property handling */ |
| 684 | if (!rc && c_conn->ops.set_property) { |
| 685 | rc = c_conn->ops.set_property(connector, |
| 686 | state, |
| 687 | idx, |
| 688 | val, |
| 689 | c_conn->display); |
| 690 | |
| 691 | /* potentially clean up out_fb if rc != 0 */ |
| 692 | if ((idx == CONNECTOR_PROP_OUT_FB) && rc) |
| 693 | _sde_connector_destroy_fb(c_conn, c_state); |
| 694 | } |
| 695 | end: |
| 696 | return rc; |
| 697 | } |
| 698 | |
| 699 | static int sde_connector_set_property(struct drm_connector *connector, |
| 700 | struct drm_property *property, |
| 701 | uint64_t val) |
| 702 | { |
| 703 | if (!connector) { |
| 704 | SDE_ERROR("invalid connector\n"); |
| 705 | return -EINVAL; |
| 706 | } |
| 707 | |
| 708 | return sde_connector_atomic_set_property(connector, |
| 709 | connector->state, property, val); |
| 710 | } |
| 711 | |
| 712 | static int sde_connector_atomic_get_property(struct drm_connector *connector, |
| 713 | const struct drm_connector_state *state, |
| 714 | struct drm_property *property, |
| 715 | uint64_t *val) |
| 716 | { |
| 717 | struct sde_connector *c_conn; |
| 718 | struct sde_connector_state *c_state; |
| 719 | int idx, rc = -EINVAL; |
| 720 | |
| 721 | if (!connector || !state) { |
| 722 | SDE_ERROR("invalid argument(s), conn %pK, state %pK\n", |
| 723 | connector, state); |
| 724 | return -EINVAL; |
| 725 | } |
| 726 | |
| 727 | c_conn = to_sde_connector(connector); |
| 728 | c_state = to_sde_connector_state(state); |
| 729 | |
| 730 | idx = msm_property_index(&c_conn->property_info, property); |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 731 | if (idx == CONNECTOR_PROP_RETIRE_FENCE) |
Dhaval Patel | 5cb59be | 2017-04-20 20:00:56 -0700 | [diff] [blame] | 732 | rc = sde_fence_create(&c_conn->retire_fence, val, 0); |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 733 | else |
| 734 | /* get cached property value */ |
| 735 | rc = msm_property_atomic_get(&c_conn->property_info, |
| 736 | c_state->property_values, 0, property, val); |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 737 | |
| 738 | /* allow for custom override */ |
| 739 | if (c_conn->ops.get_property) |
| 740 | rc = c_conn->ops.get_property(connector, |
| 741 | (struct drm_connector_state *)state, |
| 742 | idx, |
| 743 | val, |
| 744 | c_conn->display); |
| 745 | return rc; |
| 746 | } |
| 747 | |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 748 | void sde_connector_prepare_fence(struct drm_connector *connector) |
| 749 | { |
| 750 | if (!connector) { |
| 751 | SDE_ERROR("invalid connector\n"); |
| 752 | return; |
| 753 | } |
| 754 | |
| 755 | sde_fence_prepare(&to_sde_connector(connector)->retire_fence); |
| 756 | } |
| 757 | |
| 758 | void sde_connector_complete_commit(struct drm_connector *connector) |
| 759 | { |
| 760 | if (!connector) { |
| 761 | SDE_ERROR("invalid connector\n"); |
| 762 | return; |
| 763 | } |
| 764 | |
| 765 | /* signal connector's retire fence */ |
| 766 | sde_fence_signal(&to_sde_connector(connector)->retire_fence, 0); |
| 767 | } |
| 768 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 769 | static enum drm_connector_status |
| 770 | sde_connector_detect(struct drm_connector *connector, bool force) |
| 771 | { |
| 772 | enum drm_connector_status status = connector_status_unknown; |
| 773 | struct sde_connector *c_conn; |
| 774 | |
| 775 | if (!connector) { |
| 776 | SDE_ERROR("invalid connector\n"); |
| 777 | return status; |
| 778 | } |
| 779 | |
| 780 | c_conn = to_sde_connector(connector); |
| 781 | |
| 782 | if (c_conn->ops.detect) |
| 783 | status = c_conn->ops.detect(connector, |
| 784 | force, |
| 785 | c_conn->display); |
| 786 | |
| 787 | return status; |
| 788 | } |
| 789 | |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 790 | static int sde_connector_dpms(struct drm_connector *connector, |
| 791 | int mode) |
| 792 | { |
| 793 | struct sde_connector *c_conn; |
| 794 | |
| 795 | if (!connector) { |
| 796 | SDE_ERROR("invalid connector\n"); |
| 797 | return -EINVAL; |
| 798 | } |
| 799 | c_conn = to_sde_connector(connector); |
| 800 | |
| 801 | /* validate incoming dpms request */ |
| 802 | switch (mode) { |
| 803 | case DRM_MODE_DPMS_ON: |
| 804 | case DRM_MODE_DPMS_STANDBY: |
| 805 | case DRM_MODE_DPMS_SUSPEND: |
| 806 | case DRM_MODE_DPMS_OFF: |
| 807 | SDE_DEBUG("conn %d dpms set to %d\n", connector->base.id, mode); |
| 808 | break; |
| 809 | default: |
| 810 | SDE_ERROR("conn %d dpms set to unrecognized mode %d\n", |
| 811 | connector->base.id, mode); |
| 812 | break; |
| 813 | } |
| 814 | |
| 815 | mutex_lock(&c_conn->lock); |
| 816 | c_conn->dpms_mode = mode; |
| 817 | _sde_connector_update_power_locked(c_conn); |
| 818 | mutex_unlock(&c_conn->lock); |
| 819 | |
| 820 | /* use helper for boilerplate handling */ |
| 821 | return drm_atomic_helper_connector_dpms(connector, mode); |
| 822 | } |
| 823 | |
| 824 | int sde_connector_get_dpms(struct drm_connector *connector) |
| 825 | { |
| 826 | struct sde_connector *c_conn; |
| 827 | int rc; |
| 828 | |
| 829 | if (!connector) { |
| 830 | SDE_DEBUG("invalid connector\n"); |
| 831 | return DRM_MODE_DPMS_OFF; |
| 832 | } |
| 833 | |
| 834 | c_conn = to_sde_connector(connector); |
| 835 | |
| 836 | mutex_lock(&c_conn->lock); |
| 837 | rc = c_conn->dpms_mode; |
| 838 | mutex_unlock(&c_conn->lock); |
| 839 | |
| 840 | return rc; |
| 841 | } |
| 842 | |
Alan Kwong | 578cdaf | 2017-01-28 17:25:43 -0800 | [diff] [blame] | 843 | #ifdef CONFIG_DEBUG_FS |
| 844 | /** |
| 845 | * sde_connector_init_debugfs - initialize connector debugfs |
| 846 | * @connector: Pointer to drm connector |
| 847 | */ |
| 848 | static int sde_connector_init_debugfs(struct drm_connector *connector) |
| 849 | { |
| 850 | struct sde_connector *sde_connector; |
| 851 | |
| 852 | if (!connector || !connector->debugfs_entry) { |
| 853 | SDE_ERROR("invalid connector\n"); |
| 854 | return -EINVAL; |
| 855 | } |
| 856 | |
| 857 | sde_connector = to_sde_connector(connector); |
| 858 | |
| 859 | if (!debugfs_create_bool("fb_kmap", 0644, connector->debugfs_entry, |
| 860 | &sde_connector->fb_kmap)) { |
| 861 | SDE_ERROR("failed to create connector fb_kmap\n"); |
| 862 | return -ENOMEM; |
| 863 | } |
| 864 | |
| 865 | return 0; |
| 866 | } |
| 867 | #else |
| 868 | static int sde_connector_init_debugfs(struct drm_connector *connector) |
| 869 | { |
| 870 | return 0; |
| 871 | } |
| 872 | #endif |
| 873 | |
| 874 | static int sde_connector_late_register(struct drm_connector *connector) |
| 875 | { |
| 876 | return sde_connector_init_debugfs(connector); |
| 877 | } |
| 878 | |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 879 | static void sde_connector_early_unregister(struct drm_connector *connector) |
| 880 | { |
| 881 | /* debugfs under connector->debugfs are deleted by drm_debugfs */ |
| 882 | } |
| 883 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 884 | static const struct drm_connector_funcs sde_connector_ops = { |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 885 | .dpms = sde_connector_dpms, |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 886 | .reset = sde_connector_atomic_reset, |
| 887 | .detect = sde_connector_detect, |
| 888 | .destroy = sde_connector_destroy, |
| 889 | .fill_modes = drm_helper_probe_single_connector_modes, |
| 890 | .atomic_duplicate_state = sde_connector_atomic_duplicate_state, |
| 891 | .atomic_destroy_state = sde_connector_atomic_destroy_state, |
| 892 | .atomic_set_property = sde_connector_atomic_set_property, |
| 893 | .atomic_get_property = sde_connector_atomic_get_property, |
| 894 | .set_property = sde_connector_set_property, |
Alan Kwong | 578cdaf | 2017-01-28 17:25:43 -0800 | [diff] [blame] | 895 | .late_register = sde_connector_late_register, |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 896 | .early_unregister = sde_connector_early_unregister, |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 897 | }; |
| 898 | |
| 899 | static int sde_connector_get_modes(struct drm_connector *connector) |
| 900 | { |
| 901 | struct sde_connector *c_conn; |
| 902 | |
| 903 | if (!connector) { |
| 904 | SDE_ERROR("invalid connector\n"); |
| 905 | return 0; |
| 906 | } |
| 907 | |
| 908 | c_conn = to_sde_connector(connector); |
| 909 | if (!c_conn->ops.get_modes) { |
| 910 | SDE_DEBUG("missing get_modes callback\n"); |
| 911 | return 0; |
| 912 | } |
| 913 | |
| 914 | return c_conn->ops.get_modes(connector, c_conn->display); |
| 915 | } |
| 916 | |
| 917 | static enum drm_mode_status |
| 918 | sde_connector_mode_valid(struct drm_connector *connector, |
| 919 | struct drm_display_mode *mode) |
| 920 | { |
| 921 | struct sde_connector *c_conn; |
| 922 | |
| 923 | if (!connector || !mode) { |
| 924 | SDE_ERROR("invalid argument(s), conn %pK, mode %pK\n", |
| 925 | connector, mode); |
| 926 | return MODE_ERROR; |
| 927 | } |
| 928 | |
| 929 | c_conn = to_sde_connector(connector); |
| 930 | |
| 931 | if (c_conn->ops.mode_valid) |
| 932 | return c_conn->ops.mode_valid(connector, mode, c_conn->display); |
| 933 | |
| 934 | /* assume all modes okay by default */ |
| 935 | return MODE_OK; |
| 936 | } |
| 937 | |
| 938 | static struct drm_encoder * |
| 939 | sde_connector_best_encoder(struct drm_connector *connector) |
| 940 | { |
| 941 | struct sde_connector *c_conn = to_sde_connector(connector); |
| 942 | |
| 943 | if (!connector) { |
| 944 | SDE_ERROR("invalid connector\n"); |
| 945 | return NULL; |
| 946 | } |
| 947 | |
| 948 | /* |
| 949 | * This is true for now, revisit this code when multiple encoders are |
| 950 | * supported. |
| 951 | */ |
| 952 | return c_conn->encoder; |
| 953 | } |
| 954 | |
| 955 | static const struct drm_connector_helper_funcs sde_connector_helper_ops = { |
| 956 | .get_modes = sde_connector_get_modes, |
| 957 | .mode_valid = sde_connector_mode_valid, |
| 958 | .best_encoder = sde_connector_best_encoder, |
| 959 | }; |
| 960 | |
| 961 | struct drm_connector *sde_connector_init(struct drm_device *dev, |
| 962 | struct drm_encoder *encoder, |
| 963 | struct drm_panel *panel, |
| 964 | void *display, |
| 965 | const struct sde_connector_ops *ops, |
| 966 | int connector_poll, |
| 967 | int connector_type) |
| 968 | { |
| 969 | struct msm_drm_private *priv; |
| 970 | struct sde_kms *sde_kms; |
| 971 | struct sde_kms_info *info; |
| 972 | struct sde_connector *c_conn = NULL; |
Ping Li | 898b1bf | 2017-02-09 18:03:28 -0800 | [diff] [blame] | 973 | struct dsi_display *dsi_display; |
Lloyd Atkinson | 8ba4703 | 2017-03-22 17:13:32 -0400 | [diff] [blame] | 974 | struct msm_display_info display_info; |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 975 | int rc; |
| 976 | |
| 977 | if (!dev || !dev->dev_private || !encoder) { |
| 978 | SDE_ERROR("invalid argument(s), dev %pK, enc %pK\n", |
| 979 | dev, encoder); |
| 980 | return ERR_PTR(-EINVAL); |
| 981 | } |
| 982 | |
| 983 | priv = dev->dev_private; |
| 984 | if (!priv->kms) { |
| 985 | SDE_ERROR("invalid kms reference\n"); |
| 986 | return ERR_PTR(-EINVAL); |
| 987 | } |
| 988 | |
| 989 | c_conn = kzalloc(sizeof(*c_conn), GFP_KERNEL); |
| 990 | if (!c_conn) { |
| 991 | SDE_ERROR("failed to alloc sde connector\n"); |
| 992 | return ERR_PTR(-ENOMEM); |
| 993 | } |
| 994 | |
| 995 | rc = drm_connector_init(dev, |
| 996 | &c_conn->base, |
| 997 | &sde_connector_ops, |
| 998 | connector_type); |
| 999 | if (rc) |
| 1000 | goto error_free_conn; |
| 1001 | |
Clarence Ip | a18d483 | 2017-03-13 12:35:44 -0700 | [diff] [blame] | 1002 | spin_lock_init(&c_conn->event_lock); |
| 1003 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1004 | c_conn->connector_type = connector_type; |
| 1005 | c_conn->encoder = encoder; |
| 1006 | c_conn->panel = panel; |
| 1007 | c_conn->display = display; |
| 1008 | |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 1009 | c_conn->dpms_mode = DRM_MODE_DPMS_ON; |
| 1010 | c_conn->lp_mode = 0; |
| 1011 | c_conn->last_panel_power_mode = SDE_MODE_DPMS_ON; |
| 1012 | |
Alan Kwong | dfa8c08 | 2016-07-29 04:10:00 -0400 | [diff] [blame] | 1013 | /* cache mmu_id's for later */ |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1014 | sde_kms = to_sde_kms(priv->kms); |
Alan Kwong | dfa8c08 | 2016-07-29 04:10:00 -0400 | [diff] [blame] | 1015 | if (sde_kms->vbif[VBIF_NRT]) { |
| 1016 | c_conn->mmu_id[SDE_IOMMU_DOMAIN_UNSECURE] = |
| 1017 | sde_kms->mmu_id[MSM_SMMU_DOMAIN_NRT_UNSECURE]; |
| 1018 | c_conn->mmu_id[SDE_IOMMU_DOMAIN_SECURE] = |
| 1019 | sde_kms->mmu_id[MSM_SMMU_DOMAIN_NRT_SECURE]; |
| 1020 | } else { |
| 1021 | c_conn->mmu_id[SDE_IOMMU_DOMAIN_UNSECURE] = |
| 1022 | sde_kms->mmu_id[MSM_SMMU_DOMAIN_UNSECURE]; |
| 1023 | c_conn->mmu_id[SDE_IOMMU_DOMAIN_SECURE] = |
| 1024 | sde_kms->mmu_id[MSM_SMMU_DOMAIN_SECURE]; |
| 1025 | } |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1026 | |
| 1027 | if (ops) |
| 1028 | c_conn->ops = *ops; |
| 1029 | |
| 1030 | c_conn->base.helper_private = &sde_connector_helper_ops; |
| 1031 | c_conn->base.polled = connector_poll; |
| 1032 | c_conn->base.interlace_allowed = 0; |
| 1033 | c_conn->base.doublescan_allowed = 0; |
| 1034 | |
| 1035 | snprintf(c_conn->name, |
| 1036 | SDE_CONNECTOR_NAME_SIZE, |
| 1037 | "conn%u", |
| 1038 | c_conn->base.base.id); |
| 1039 | |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 1040 | rc = sde_fence_init(&c_conn->retire_fence, c_conn->name, |
| 1041 | c_conn->base.base.id); |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 1042 | if (rc) { |
| 1043 | SDE_ERROR("failed to init fence, %d\n", rc); |
| 1044 | goto error_cleanup_conn; |
| 1045 | } |
| 1046 | |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 1047 | mutex_init(&c_conn->lock); |
| 1048 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1049 | rc = drm_mode_connector_attach_encoder(&c_conn->base, encoder); |
| 1050 | if (rc) { |
| 1051 | SDE_ERROR("failed to attach encoder to connector, %d\n", rc); |
Lloyd Atkinson | ab3dd30 | 2017-02-13 10:44:55 -0800 | [diff] [blame] | 1052 | goto error_cleanup_fence; |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1053 | } |
| 1054 | |
Shashank Babu Chinta Venkata | 06c428e | 2017-04-17 13:52:28 -0700 | [diff] [blame] | 1055 | rc = sde_backlight_setup(c_conn, dev); |
Dhaval Patel | 7cdd666 | 2017-03-08 13:10:37 -0800 | [diff] [blame] | 1056 | if (rc) { |
| 1057 | SDE_ERROR("failed to setup backlight, rc=%d\n", rc); |
| 1058 | goto error_cleanup_fence; |
Vishnuvardhan Prodduturi | 75b9680 | 2016-10-17 18:45:55 +0530 | [diff] [blame] | 1059 | } |
| 1060 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1061 | /* create properties */ |
| 1062 | msm_property_init(&c_conn->property_info, &c_conn->base.base, dev, |
| 1063 | priv->conn_property, c_conn->property_data, |
| 1064 | CONNECTOR_PROP_COUNT, CONNECTOR_PROP_BLOBCOUNT, |
| 1065 | sizeof(struct sde_connector_state)); |
| 1066 | |
| 1067 | if (c_conn->ops.post_init) { |
| 1068 | info = kmalloc(sizeof(*info), GFP_KERNEL); |
| 1069 | if (!info) { |
| 1070 | SDE_ERROR("failed to allocate info buffer\n"); |
| 1071 | rc = -ENOMEM; |
Lloyd Atkinson | ab3dd30 | 2017-02-13 10:44:55 -0800 | [diff] [blame] | 1072 | goto error_cleanup_fence; |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1073 | } |
| 1074 | |
| 1075 | sde_kms_info_reset(info); |
| 1076 | rc = c_conn->ops.post_init(&c_conn->base, info, display); |
| 1077 | if (rc) { |
| 1078 | SDE_ERROR("post-init failed, %d\n", rc); |
| 1079 | kfree(info); |
Lloyd Atkinson | ab3dd30 | 2017-02-13 10:44:55 -0800 | [diff] [blame] | 1080 | goto error_cleanup_fence; |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1081 | } |
| 1082 | |
| 1083 | msm_property_install_blob(&c_conn->property_info, |
Dhaval Patel | 4e57484 | 2016-08-23 15:11:37 -0700 | [diff] [blame] | 1084 | "capabilities", |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1085 | DRM_MODE_PROP_IMMUTABLE, |
| 1086 | CONNECTOR_PROP_SDE_INFO); |
| 1087 | |
| 1088 | msm_property_set_blob(&c_conn->property_info, |
Dhaval Patel | 4e57484 | 2016-08-23 15:11:37 -0700 | [diff] [blame] | 1089 | &c_conn->blob_caps, |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1090 | SDE_KMS_INFO_DATA(info), |
| 1091 | SDE_KMS_INFO_DATALEN(info), |
| 1092 | CONNECTOR_PROP_SDE_INFO); |
| 1093 | kfree(info); |
| 1094 | } |
| 1095 | |
Ping Li | 898b1bf | 2017-02-09 18:03:28 -0800 | [diff] [blame] | 1096 | if (connector_type == DRM_MODE_CONNECTOR_DSI) { |
| 1097 | dsi_display = (struct dsi_display *)(display); |
| 1098 | if (dsi_display && dsi_display->panel && |
| 1099 | dsi_display->panel->hdr_props.hdr_enabled == true) { |
| 1100 | msm_property_install_blob(&c_conn->property_info, |
| 1101 | "hdr_properties", |
| 1102 | DRM_MODE_PROP_IMMUTABLE, |
| 1103 | CONNECTOR_PROP_HDR_INFO); |
| 1104 | |
| 1105 | msm_property_set_blob(&c_conn->property_info, |
| 1106 | &c_conn->blob_hdr, |
| 1107 | &dsi_display->panel->hdr_props, |
| 1108 | sizeof(dsi_display->panel->hdr_props), |
| 1109 | CONNECTOR_PROP_HDR_INFO); |
| 1110 | } |
| 1111 | } |
| 1112 | |
Lloyd Atkinson | 8ba4703 | 2017-03-22 17:13:32 -0400 | [diff] [blame] | 1113 | rc = sde_connector_get_info(&c_conn->base, &display_info); |
| 1114 | if (!rc && display_info.roi_caps.enabled) { |
| 1115 | msm_property_install_volatile_range( |
| 1116 | &c_conn->property_info, "sde_drm_roi_v1", 0x0, |
| 1117 | 0, ~0, 0, CONNECTOR_PROP_ROI_V1); |
| 1118 | } |
| 1119 | |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 1120 | msm_property_install_range(&c_conn->property_info, "RETIRE_FENCE", |
Dhaval Patel | 4e57484 | 2016-08-23 15:11:37 -0700 | [diff] [blame] | 1121 | 0x0, 0, INR_OPEN_MAX, 0, CONNECTOR_PROP_RETIRE_FENCE); |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 1122 | |
Lloyd Atkinson | 7738220 | 2017-02-01 14:59:43 -0500 | [diff] [blame] | 1123 | msm_property_install_range(&c_conn->property_info, "autorefresh", |
| 1124 | 0x0, 0, AUTOREFRESH_MAX_FRAME_CNT, 0, |
| 1125 | CONNECTOR_PROP_AUTOREFRESH); |
| 1126 | |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 1127 | /* enum/bitmask properties */ |
| 1128 | msm_property_install_enum(&c_conn->property_info, "topology_name", |
| 1129 | DRM_MODE_PROP_IMMUTABLE, 0, e_topology_name, |
| 1130 | ARRAY_SIZE(e_topology_name), |
| 1131 | CONNECTOR_PROP_TOPOLOGY_NAME); |
| 1132 | msm_property_install_enum(&c_conn->property_info, "topology_control", |
| 1133 | 0, 1, e_topology_control, |
| 1134 | ARRAY_SIZE(e_topology_control), |
| 1135 | CONNECTOR_PROP_TOPOLOGY_CONTROL); |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 1136 | msm_property_install_enum(&c_conn->property_info, "LP", |
| 1137 | 0, 0, e_power_mode, |
| 1138 | ARRAY_SIZE(e_power_mode), |
| 1139 | CONNECTOR_PROP_LP); |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 1140 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1141 | rc = msm_property_install_get_status(&c_conn->property_info); |
| 1142 | if (rc) { |
| 1143 | SDE_ERROR("failed to create one or more properties\n"); |
| 1144 | goto error_destroy_property; |
| 1145 | } |
| 1146 | |
Lloyd Atkinson | b619197 | 2016-08-10 18:31:46 -0400 | [diff] [blame] | 1147 | SDE_DEBUG("connector %d attach encoder %d\n", |
| 1148 | c_conn->base.base.id, encoder->base.id); |
| 1149 | |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1150 | priv->connectors[priv->num_connectors++] = &c_conn->base; |
| 1151 | |
| 1152 | return &c_conn->base; |
| 1153 | |
| 1154 | error_destroy_property: |
Dhaval Patel | 4e57484 | 2016-08-23 15:11:37 -0700 | [diff] [blame] | 1155 | if (c_conn->blob_caps) |
| 1156 | drm_property_unreference_blob(c_conn->blob_caps); |
Ping Li | 898b1bf | 2017-02-09 18:03:28 -0800 | [diff] [blame] | 1157 | if (c_conn->blob_hdr) |
| 1158 | drm_property_unreference_blob(c_conn->blob_hdr); |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1159 | msm_property_destroy(&c_conn->property_info); |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 1160 | error_cleanup_fence: |
Clarence Ip | 90b282d | 2017-05-04 10:00:32 -0700 | [diff] [blame] | 1161 | mutex_destroy(&c_conn->lock); |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 1162 | sde_fence_deinit(&c_conn->retire_fence); |
Clarence Ip | dd8021c | 2016-07-20 16:39:47 -0400 | [diff] [blame] | 1163 | error_cleanup_conn: |
| 1164 | drm_connector_cleanup(&c_conn->base); |
| 1165 | error_free_conn: |
| 1166 | kfree(c_conn); |
| 1167 | |
| 1168 | return ERR_PTR(rc); |
| 1169 | } |
Gopikrishnaiah Anandan | de2c81b | 2017-03-15 12:41:29 -0700 | [diff] [blame] | 1170 | |
| 1171 | int sde_connector_register_custom_event(struct sde_kms *kms, |
| 1172 | struct drm_connector *conn_drm, u32 event, bool val) |
| 1173 | { |
Gopikrishnaiah Anandan | 84b4f67 | 2017-04-26 10:28:51 -0700 | [diff] [blame] | 1174 | int ret = -EINVAL; |
| 1175 | |
| 1176 | switch (event) { |
| 1177 | case DRM_EVENT_SYS_BACKLIGHT: |
| 1178 | ret = 0; |
| 1179 | break; |
| 1180 | default: |
| 1181 | break; |
| 1182 | } |
| 1183 | return ret; |
Gopikrishnaiah Anandan | de2c81b | 2017-03-15 12:41:29 -0700 | [diff] [blame] | 1184 | } |