1f453ba04SDave Airlie /* 2f453ba04SDave Airlie * Copyright (c) 2006-2008 Intel Corporation 3f453ba04SDave Airlie * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> 4f453ba04SDave Airlie * Copyright (c) 2008 Red Hat Inc. 5f453ba04SDave Airlie * 6f453ba04SDave Airlie * DRM core CRTC related functions 7f453ba04SDave Airlie * 8f453ba04SDave Airlie * Permission to use, copy, modify, distribute, and sell this software and its 9f453ba04SDave Airlie * documentation for any purpose is hereby granted without fee, provided that 10f453ba04SDave Airlie * the above copyright notice appear in all copies and that both that copyright 11f453ba04SDave Airlie * notice and this permission notice appear in supporting documentation, and 12f453ba04SDave Airlie * that the name of the copyright holders not be used in advertising or 13f453ba04SDave Airlie * publicity pertaining to distribution of the software without specific, 14f453ba04SDave Airlie * written prior permission. The copyright holders make no representations 15f453ba04SDave Airlie * about the suitability of this software for any purpose. It is provided "as 16f453ba04SDave Airlie * is" without express or implied warranty. 17f453ba04SDave Airlie * 18f453ba04SDave Airlie * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 19f453ba04SDave Airlie * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 20f453ba04SDave Airlie * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR 21f453ba04SDave Airlie * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, 22f453ba04SDave Airlie * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 23f453ba04SDave Airlie * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 24f453ba04SDave Airlie * OF THIS SOFTWARE. 25f453ba04SDave Airlie * 26f453ba04SDave Airlie * Authors: 27f453ba04SDave Airlie * Keith Packard 28f453ba04SDave Airlie * Eric Anholt <eric@anholt.net> 29f453ba04SDave Airlie * Dave Airlie <airlied@linux.ie> 30f453ba04SDave Airlie * Jesse Barnes <jesse.barnes@intel.com> 31f453ba04SDave Airlie */ 32f453ba04SDave Airlie #include <linux/list.h> 335a0e3ad6STejun Heo #include <linux/slab.h> 34f453ba04SDave Airlie #include "drm.h" 35f453ba04SDave Airlie #include "drmP.h" 36f453ba04SDave Airlie #include "drm_crtc.h" 377466f4ccSAdam Jackson #include "drm_edid.h" 38f453ba04SDave Airlie 39f453ba04SDave Airlie struct drm_prop_enum_list { 40f453ba04SDave Airlie int type; 41f453ba04SDave Airlie char *name; 42f453ba04SDave Airlie }; 43f453ba04SDave Airlie 44f453ba04SDave Airlie /* Avoid boilerplate. I'm tired of typing. */ 45f453ba04SDave Airlie #define DRM_ENUM_NAME_FN(fnname, list) \ 46f453ba04SDave Airlie char *fnname(int val) \ 47f453ba04SDave Airlie { \ 48f453ba04SDave Airlie int i; \ 49f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(list); i++) { \ 50f453ba04SDave Airlie if (list[i].type == val) \ 51f453ba04SDave Airlie return list[i].name; \ 52f453ba04SDave Airlie } \ 53f453ba04SDave Airlie return "(unknown)"; \ 54f453ba04SDave Airlie } 55f453ba04SDave Airlie 56f453ba04SDave Airlie /* 57f453ba04SDave Airlie * Global properties 58f453ba04SDave Airlie */ 59f453ba04SDave Airlie static struct drm_prop_enum_list drm_dpms_enum_list[] = 60f453ba04SDave Airlie { { DRM_MODE_DPMS_ON, "On" }, 61f453ba04SDave Airlie { DRM_MODE_DPMS_STANDBY, "Standby" }, 62f453ba04SDave Airlie { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 63f453ba04SDave Airlie { DRM_MODE_DPMS_OFF, "Off" } 64f453ba04SDave Airlie }; 65f453ba04SDave Airlie 66f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 67f453ba04SDave Airlie 68f453ba04SDave Airlie /* 69f453ba04SDave Airlie * Optional properties 70f453ba04SDave Airlie */ 71f453ba04SDave Airlie static struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 72f453ba04SDave Airlie { 7353bd8389SJesse Barnes { DRM_MODE_SCALE_NONE, "None" }, 7453bd8389SJesse Barnes { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 7553bd8389SJesse Barnes { DRM_MODE_SCALE_CENTER, "Center" }, 7653bd8389SJesse Barnes { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 77f453ba04SDave Airlie }; 78f453ba04SDave Airlie 79f453ba04SDave Airlie static struct drm_prop_enum_list drm_dithering_mode_enum_list[] = 80f453ba04SDave Airlie { 81f453ba04SDave Airlie { DRM_MODE_DITHERING_OFF, "Off" }, 82f453ba04SDave Airlie { DRM_MODE_DITHERING_ON, "On" }, 8392897b5cSBen Skeggs { DRM_MODE_DITHERING_AUTO, "Automatic" }, 84f453ba04SDave Airlie }; 85f453ba04SDave Airlie 86f453ba04SDave Airlie /* 87f453ba04SDave Airlie * Non-global properties, but "required" for certain connectors. 88f453ba04SDave Airlie */ 89f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 90f453ba04SDave Airlie { 91f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 92f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 93f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 94f453ba04SDave Airlie }; 95f453ba04SDave Airlie 96f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 97f453ba04SDave Airlie 98f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 99f453ba04SDave Airlie { 100f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 101f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 102f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 103f453ba04SDave Airlie }; 104f453ba04SDave Airlie 105f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 106f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list) 107f453ba04SDave Airlie 108f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_select_enum_list[] = 109f453ba04SDave Airlie { 110f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 111f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 112f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 113f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 114aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 115f453ba04SDave Airlie }; 116f453ba04SDave Airlie 117f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 118f453ba04SDave Airlie 119f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 120f453ba04SDave Airlie { 121f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 122f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 123f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 124f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 125aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 126f453ba04SDave Airlie }; 127f453ba04SDave Airlie 128f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 129f453ba04SDave Airlie drm_tv_subconnector_enum_list) 130f453ba04SDave Airlie 131884840aaSJakob Bornecrantz static struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 132884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_OFF, "Off" }, 133884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ON, "On" }, 134884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 135884840aaSJakob Bornecrantz }; 136884840aaSJakob Bornecrantz 137884840aaSJakob Bornecrantz DRM_ENUM_NAME_FN(drm_get_dirty_info_name, 138884840aaSJakob Bornecrantz drm_dirty_info_enum_list) 139884840aaSJakob Bornecrantz 140f453ba04SDave Airlie struct drm_conn_prop_enum_list { 141f453ba04SDave Airlie int type; 142f453ba04SDave Airlie char *name; 143f453ba04SDave Airlie int count; 144f453ba04SDave Airlie }; 145f453ba04SDave Airlie 146f453ba04SDave Airlie /* 147f453ba04SDave Airlie * Connector and encoder types. 148f453ba04SDave Airlie */ 149f453ba04SDave Airlie static struct drm_conn_prop_enum_list drm_connector_enum_list[] = 150f453ba04SDave Airlie { { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, 151f453ba04SDave Airlie { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, 152f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, 153f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, 154f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, 155f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, 156f453ba04SDave Airlie { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, 157f453ba04SDave Airlie { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, 158f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Component, "Component", 0 }, 159e76116caSAlex Deucher { DRM_MODE_CONNECTOR_9PinDIN, "DIN", 0 }, 160e76116caSAlex Deucher { DRM_MODE_CONNECTOR_DisplayPort, "DP", 0 }, 161e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A", 0 }, 162e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 }, 16374bd3c26SFrancisco Jerez { DRM_MODE_CONNECTOR_TV, "TV", 0 }, 164e76116caSAlex Deucher { DRM_MODE_CONNECTOR_eDP, "eDP", 0 }, 165f453ba04SDave Airlie }; 166f453ba04SDave Airlie 167f453ba04SDave Airlie static struct drm_prop_enum_list drm_encoder_enum_list[] = 168f453ba04SDave Airlie { { DRM_MODE_ENCODER_NONE, "None" }, 169f453ba04SDave Airlie { DRM_MODE_ENCODER_DAC, "DAC" }, 170f453ba04SDave Airlie { DRM_MODE_ENCODER_TMDS, "TMDS" }, 171f453ba04SDave Airlie { DRM_MODE_ENCODER_LVDS, "LVDS" }, 172f453ba04SDave Airlie { DRM_MODE_ENCODER_TVDAC, "TV" }, 173f453ba04SDave Airlie }; 174f453ba04SDave Airlie 175f453ba04SDave Airlie char *drm_get_encoder_name(struct drm_encoder *encoder) 176f453ba04SDave Airlie { 177f453ba04SDave Airlie static char buf[32]; 178f453ba04SDave Airlie 179f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 180f453ba04SDave Airlie drm_encoder_enum_list[encoder->encoder_type].name, 181f453ba04SDave Airlie encoder->base.id); 182f453ba04SDave Airlie return buf; 183f453ba04SDave Airlie } 18413a8195bSDave Airlie EXPORT_SYMBOL(drm_get_encoder_name); 185f453ba04SDave Airlie 186f453ba04SDave Airlie char *drm_get_connector_name(struct drm_connector *connector) 187f453ba04SDave Airlie { 188f453ba04SDave Airlie static char buf[32]; 189f453ba04SDave Airlie 190f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 191f453ba04SDave Airlie drm_connector_enum_list[connector->connector_type].name, 192f453ba04SDave Airlie connector->connector_type_id); 193f453ba04SDave Airlie return buf; 194f453ba04SDave Airlie } 195f453ba04SDave Airlie EXPORT_SYMBOL(drm_get_connector_name); 196f453ba04SDave Airlie 197f453ba04SDave Airlie char *drm_get_connector_status_name(enum drm_connector_status status) 198f453ba04SDave Airlie { 199f453ba04SDave Airlie if (status == connector_status_connected) 200f453ba04SDave Airlie return "connected"; 201f453ba04SDave Airlie else if (status == connector_status_disconnected) 202f453ba04SDave Airlie return "disconnected"; 203f453ba04SDave Airlie else 204f453ba04SDave Airlie return "unknown"; 205f453ba04SDave Airlie } 206f453ba04SDave Airlie 207f453ba04SDave Airlie /** 208f453ba04SDave Airlie * drm_mode_object_get - allocate a new identifier 209f453ba04SDave Airlie * @dev: DRM device 210f453ba04SDave Airlie * @ptr: object pointer, used to generate unique ID 211f453ba04SDave Airlie * @type: object type 212f453ba04SDave Airlie * 213f453ba04SDave Airlie * LOCKING: 214f453ba04SDave Airlie * 215f453ba04SDave Airlie * Create a unique identifier based on @ptr in @dev's identifier space. Used 216f453ba04SDave Airlie * for tracking modes, CRTCs and connectors. 217f453ba04SDave Airlie * 218f453ba04SDave Airlie * RETURNS: 219f453ba04SDave Airlie * New unique (relative to other objects in @dev) integer identifier for the 220f453ba04SDave Airlie * object. 221f453ba04SDave Airlie */ 222f453ba04SDave Airlie static int drm_mode_object_get(struct drm_device *dev, 223f453ba04SDave Airlie struct drm_mode_object *obj, uint32_t obj_type) 224f453ba04SDave Airlie { 225f453ba04SDave Airlie int new_id = 0; 226f453ba04SDave Airlie int ret; 227f453ba04SDave Airlie 228f453ba04SDave Airlie again: 229f453ba04SDave Airlie if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) { 230f453ba04SDave Airlie DRM_ERROR("Ran out memory getting a mode number\n"); 231f453ba04SDave Airlie return -EINVAL; 232f453ba04SDave Airlie } 233f453ba04SDave Airlie 234ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 235f453ba04SDave Airlie ret = idr_get_new_above(&dev->mode_config.crtc_idr, obj, 1, &new_id); 236ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 237f453ba04SDave Airlie if (ret == -EAGAIN) 238f453ba04SDave Airlie goto again; 239f453ba04SDave Airlie 240f453ba04SDave Airlie obj->id = new_id; 241f453ba04SDave Airlie obj->type = obj_type; 242f453ba04SDave Airlie return 0; 243f453ba04SDave Airlie } 244f453ba04SDave Airlie 245f453ba04SDave Airlie /** 246f453ba04SDave Airlie * drm_mode_object_put - free an identifer 247f453ba04SDave Airlie * @dev: DRM device 248f453ba04SDave Airlie * @id: ID to free 249f453ba04SDave Airlie * 250f453ba04SDave Airlie * LOCKING: 251f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 252f453ba04SDave Airlie * 253f453ba04SDave Airlie * Free @id from @dev's unique identifier pool. 254f453ba04SDave Airlie */ 255f453ba04SDave Airlie static void drm_mode_object_put(struct drm_device *dev, 256f453ba04SDave Airlie struct drm_mode_object *object) 257f453ba04SDave Airlie { 258ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 259f453ba04SDave Airlie idr_remove(&dev->mode_config.crtc_idr, object->id); 260ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 261f453ba04SDave Airlie } 262f453ba04SDave Airlie 2637a9c9060SDaniel Vetter struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 2647a9c9060SDaniel Vetter uint32_t id, uint32_t type) 265f453ba04SDave Airlie { 266ad2563c2SJesse Barnes struct drm_mode_object *obj = NULL; 267f453ba04SDave Airlie 268ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 269f453ba04SDave Airlie obj = idr_find(&dev->mode_config.crtc_idr, id); 270f453ba04SDave Airlie if (!obj || (obj->type != type) || (obj->id != id)) 271ad2563c2SJesse Barnes obj = NULL; 272ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 273f453ba04SDave Airlie 274f453ba04SDave Airlie return obj; 275f453ba04SDave Airlie } 276f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_object_find); 277f453ba04SDave Airlie 278f453ba04SDave Airlie /** 279f453ba04SDave Airlie * drm_framebuffer_init - initialize a framebuffer 280f453ba04SDave Airlie * @dev: DRM device 281f453ba04SDave Airlie * 282f453ba04SDave Airlie * LOCKING: 283f453ba04SDave Airlie * Caller must hold mode config lock. 284f453ba04SDave Airlie * 285f453ba04SDave Airlie * Allocates an ID for the framebuffer's parent mode object, sets its mode 286f453ba04SDave Airlie * functions & device file and adds it to the master fd list. 287f453ba04SDave Airlie * 288f453ba04SDave Airlie * RETURNS: 289af901ca1SAndré Goddard Rosa * Zero on success, error code on failure. 290f453ba04SDave Airlie */ 291f453ba04SDave Airlie int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 292f453ba04SDave Airlie const struct drm_framebuffer_funcs *funcs) 293f453ba04SDave Airlie { 294f453ba04SDave Airlie int ret; 295f453ba04SDave Airlie 296f453ba04SDave Airlie ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 297f453ba04SDave Airlie if (ret) { 298f453ba04SDave Airlie return ret; 299f453ba04SDave Airlie } 300f453ba04SDave Airlie 301f453ba04SDave Airlie fb->dev = dev; 302f453ba04SDave Airlie fb->funcs = funcs; 303f453ba04SDave Airlie dev->mode_config.num_fb++; 304f453ba04SDave Airlie list_add(&fb->head, &dev->mode_config.fb_list); 305f453ba04SDave Airlie 306f453ba04SDave Airlie return 0; 307f453ba04SDave Airlie } 308f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_init); 309f453ba04SDave Airlie 310f453ba04SDave Airlie /** 311f453ba04SDave Airlie * drm_framebuffer_cleanup - remove a framebuffer object 312f453ba04SDave Airlie * @fb: framebuffer to remove 313f453ba04SDave Airlie * 314f453ba04SDave Airlie * LOCKING: 315f453ba04SDave Airlie * Caller must hold mode config lock. 316f453ba04SDave Airlie * 317f453ba04SDave Airlie * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes 318f453ba04SDave Airlie * it, setting it to NULL. 319f453ba04SDave Airlie */ 320f453ba04SDave Airlie void drm_framebuffer_cleanup(struct drm_framebuffer *fb) 321f453ba04SDave Airlie { 322f453ba04SDave Airlie struct drm_device *dev = fb->dev; 323f453ba04SDave Airlie struct drm_crtc *crtc; 3245ef5f72fSDave Airlie struct drm_mode_set set; 3255ef5f72fSDave Airlie int ret; 326f453ba04SDave Airlie 327f453ba04SDave Airlie /* remove from any CRTC */ 328f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 3295ef5f72fSDave Airlie if (crtc->fb == fb) { 3305ef5f72fSDave Airlie /* should turn off the crtc */ 3315ef5f72fSDave Airlie memset(&set, 0, sizeof(struct drm_mode_set)); 3325ef5f72fSDave Airlie set.crtc = crtc; 3335ef5f72fSDave Airlie set.fb = NULL; 3345ef5f72fSDave Airlie ret = crtc->funcs->set_config(&set); 3355ef5f72fSDave Airlie if (ret) 3365ef5f72fSDave Airlie DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc); 3375ef5f72fSDave Airlie } 338f453ba04SDave Airlie } 339f453ba04SDave Airlie 340f453ba04SDave Airlie drm_mode_object_put(dev, &fb->base); 341f453ba04SDave Airlie list_del(&fb->head); 342f453ba04SDave Airlie dev->mode_config.num_fb--; 343f453ba04SDave Airlie } 344f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_cleanup); 345f453ba04SDave Airlie 346f453ba04SDave Airlie /** 347f453ba04SDave Airlie * drm_crtc_init - Initialise a new CRTC object 348f453ba04SDave Airlie * @dev: DRM device 349f453ba04SDave Airlie * @crtc: CRTC object to init 350f453ba04SDave Airlie * @funcs: callbacks for the new CRTC 351f453ba04SDave Airlie * 352f453ba04SDave Airlie * LOCKING: 353f453ba04SDave Airlie * Caller must hold mode config lock. 354f453ba04SDave Airlie * 355f453ba04SDave Airlie * Inits a new object created as base part of an driver crtc object. 356f453ba04SDave Airlie */ 357f453ba04SDave Airlie void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 358f453ba04SDave Airlie const struct drm_crtc_funcs *funcs) 359f453ba04SDave Airlie { 360f453ba04SDave Airlie crtc->dev = dev; 361f453ba04SDave Airlie crtc->funcs = funcs; 362f453ba04SDave Airlie 363f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 364f453ba04SDave Airlie drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 365f453ba04SDave Airlie 366f453ba04SDave Airlie list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 367f453ba04SDave Airlie dev->mode_config.num_crtc++; 368f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 369f453ba04SDave Airlie } 370f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_init); 371f453ba04SDave Airlie 372f453ba04SDave Airlie /** 373f453ba04SDave Airlie * drm_crtc_cleanup - Cleans up the core crtc usage. 374f453ba04SDave Airlie * @crtc: CRTC to cleanup 375f453ba04SDave Airlie * 376f453ba04SDave Airlie * LOCKING: 377f453ba04SDave Airlie * Caller must hold mode config lock. 378f453ba04SDave Airlie * 379f453ba04SDave Airlie * Cleanup @crtc. Removes from drm modesetting space 380f453ba04SDave Airlie * does NOT free object, caller does that. 381f453ba04SDave Airlie */ 382f453ba04SDave Airlie void drm_crtc_cleanup(struct drm_crtc *crtc) 383f453ba04SDave Airlie { 384f453ba04SDave Airlie struct drm_device *dev = crtc->dev; 385f453ba04SDave Airlie 386f453ba04SDave Airlie if (crtc->gamma_store) { 387f453ba04SDave Airlie kfree(crtc->gamma_store); 388f453ba04SDave Airlie crtc->gamma_store = NULL; 389f453ba04SDave Airlie } 390f453ba04SDave Airlie 391f453ba04SDave Airlie drm_mode_object_put(dev, &crtc->base); 392f453ba04SDave Airlie list_del(&crtc->head); 393f453ba04SDave Airlie dev->mode_config.num_crtc--; 394f453ba04SDave Airlie } 395f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_cleanup); 396f453ba04SDave Airlie 397f453ba04SDave Airlie /** 398f453ba04SDave Airlie * drm_mode_probed_add - add a mode to a connector's probed mode list 399f453ba04SDave Airlie * @connector: connector the new mode 400f453ba04SDave Airlie * @mode: mode data 401f453ba04SDave Airlie * 402f453ba04SDave Airlie * LOCKING: 403f453ba04SDave Airlie * Caller must hold mode config lock. 404f453ba04SDave Airlie * 405f453ba04SDave Airlie * Add @mode to @connector's mode list for later use. 406f453ba04SDave Airlie */ 407f453ba04SDave Airlie void drm_mode_probed_add(struct drm_connector *connector, 408f453ba04SDave Airlie struct drm_display_mode *mode) 409f453ba04SDave Airlie { 410f453ba04SDave Airlie list_add(&mode->head, &connector->probed_modes); 411f453ba04SDave Airlie } 412f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_probed_add); 413f453ba04SDave Airlie 414f453ba04SDave Airlie /** 415f453ba04SDave Airlie * drm_mode_remove - remove and free a mode 416f453ba04SDave Airlie * @connector: connector list to modify 417f453ba04SDave Airlie * @mode: mode to remove 418f453ba04SDave Airlie * 419f453ba04SDave Airlie * LOCKING: 420f453ba04SDave Airlie * Caller must hold mode config lock. 421f453ba04SDave Airlie * 422f453ba04SDave Airlie * Remove @mode from @connector's mode list, then free it. 423f453ba04SDave Airlie */ 424f453ba04SDave Airlie void drm_mode_remove(struct drm_connector *connector, 425f453ba04SDave Airlie struct drm_display_mode *mode) 426f453ba04SDave Airlie { 427f453ba04SDave Airlie list_del(&mode->head); 428f453ba04SDave Airlie kfree(mode); 429f453ba04SDave Airlie } 430f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_remove); 431f453ba04SDave Airlie 432f453ba04SDave Airlie /** 433f453ba04SDave Airlie * drm_connector_init - Init a preallocated connector 434f453ba04SDave Airlie * @dev: DRM device 435f453ba04SDave Airlie * @connector: the connector to init 436f453ba04SDave Airlie * @funcs: callbacks for this connector 437f453ba04SDave Airlie * @name: user visible name of the connector 438f453ba04SDave Airlie * 439f453ba04SDave Airlie * LOCKING: 440f453ba04SDave Airlie * Caller must hold @dev's mode_config lock. 441f453ba04SDave Airlie * 442f453ba04SDave Airlie * Initialises a preallocated connector. Connectors should be 443f453ba04SDave Airlie * subclassed as part of driver connector objects. 444f453ba04SDave Airlie */ 445f453ba04SDave Airlie void drm_connector_init(struct drm_device *dev, 446f453ba04SDave Airlie struct drm_connector *connector, 447f453ba04SDave Airlie const struct drm_connector_funcs *funcs, 448f453ba04SDave Airlie int connector_type) 449f453ba04SDave Airlie { 450f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 451f453ba04SDave Airlie 452f453ba04SDave Airlie connector->dev = dev; 453f453ba04SDave Airlie connector->funcs = funcs; 454f453ba04SDave Airlie drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 455f453ba04SDave Airlie connector->connector_type = connector_type; 456f453ba04SDave Airlie connector->connector_type_id = 457f453ba04SDave Airlie ++drm_connector_enum_list[connector_type].count; /* TODO */ 458f453ba04SDave Airlie INIT_LIST_HEAD(&connector->user_modes); 459f453ba04SDave Airlie INIT_LIST_HEAD(&connector->probed_modes); 460f453ba04SDave Airlie INIT_LIST_HEAD(&connector->modes); 461f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 462f453ba04SDave Airlie 463f453ba04SDave Airlie list_add_tail(&connector->head, &dev->mode_config.connector_list); 464f453ba04SDave Airlie dev->mode_config.num_connector++; 465f453ba04SDave Airlie 466f453ba04SDave Airlie drm_connector_attach_property(connector, 467f453ba04SDave Airlie dev->mode_config.edid_property, 0); 468f453ba04SDave Airlie 469f453ba04SDave Airlie drm_connector_attach_property(connector, 470f453ba04SDave Airlie dev->mode_config.dpms_property, 0); 471f453ba04SDave Airlie 472f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 473f453ba04SDave Airlie } 474f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_init); 475f453ba04SDave Airlie 476f453ba04SDave Airlie /** 477f453ba04SDave Airlie * drm_connector_cleanup - cleans up an initialised connector 478f453ba04SDave Airlie * @connector: connector to cleanup 479f453ba04SDave Airlie * 480f453ba04SDave Airlie * LOCKING: 481f453ba04SDave Airlie * Caller must hold @dev's mode_config lock. 482f453ba04SDave Airlie * 483f453ba04SDave Airlie * Cleans up the connector but doesn't free the object. 484f453ba04SDave Airlie */ 485f453ba04SDave Airlie void drm_connector_cleanup(struct drm_connector *connector) 486f453ba04SDave Airlie { 487f453ba04SDave Airlie struct drm_device *dev = connector->dev; 488f453ba04SDave Airlie struct drm_display_mode *mode, *t; 489f453ba04SDave Airlie 490f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 491f453ba04SDave Airlie drm_mode_remove(connector, mode); 492f453ba04SDave Airlie 493f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->modes, head) 494f453ba04SDave Airlie drm_mode_remove(connector, mode); 495f453ba04SDave Airlie 496f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->user_modes, head) 497f453ba04SDave Airlie drm_mode_remove(connector, mode); 498f453ba04SDave Airlie 499f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 500f453ba04SDave Airlie drm_mode_object_put(dev, &connector->base); 501f453ba04SDave Airlie list_del(&connector->head); 5026380c509SJoonyoung Shim dev->mode_config.num_connector--; 503f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 504f453ba04SDave Airlie } 505f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_cleanup); 506f453ba04SDave Airlie 507f453ba04SDave Airlie void drm_encoder_init(struct drm_device *dev, 508f453ba04SDave Airlie struct drm_encoder *encoder, 509f453ba04SDave Airlie const struct drm_encoder_funcs *funcs, 510f453ba04SDave Airlie int encoder_type) 511f453ba04SDave Airlie { 512f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 513f453ba04SDave Airlie 514f453ba04SDave Airlie encoder->dev = dev; 515f453ba04SDave Airlie 516f453ba04SDave Airlie drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 517f453ba04SDave Airlie encoder->encoder_type = encoder_type; 518f453ba04SDave Airlie encoder->funcs = funcs; 519f453ba04SDave Airlie 520f453ba04SDave Airlie list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 521f453ba04SDave Airlie dev->mode_config.num_encoder++; 522f453ba04SDave Airlie 523f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 524f453ba04SDave Airlie } 525f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_init); 526f453ba04SDave Airlie 527f453ba04SDave Airlie void drm_encoder_cleanup(struct drm_encoder *encoder) 528f453ba04SDave Airlie { 529f453ba04SDave Airlie struct drm_device *dev = encoder->dev; 530f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 531f453ba04SDave Airlie drm_mode_object_put(dev, &encoder->base); 532f453ba04SDave Airlie list_del(&encoder->head); 5336380c509SJoonyoung Shim dev->mode_config.num_encoder--; 534f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 535f453ba04SDave Airlie } 536f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_cleanup); 537f453ba04SDave Airlie 538f453ba04SDave Airlie /** 539f453ba04SDave Airlie * drm_mode_create - create a new display mode 540f453ba04SDave Airlie * @dev: DRM device 541f453ba04SDave Airlie * 542f453ba04SDave Airlie * LOCKING: 543f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 544f453ba04SDave Airlie * 545f453ba04SDave Airlie * Create a new drm_display_mode, give it an ID, and return it. 546f453ba04SDave Airlie * 547f453ba04SDave Airlie * RETURNS: 548f453ba04SDave Airlie * Pointer to new mode on success, NULL on error. 549f453ba04SDave Airlie */ 550f453ba04SDave Airlie struct drm_display_mode *drm_mode_create(struct drm_device *dev) 551f453ba04SDave Airlie { 552f453ba04SDave Airlie struct drm_display_mode *nmode; 553f453ba04SDave Airlie 554f453ba04SDave Airlie nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); 555f453ba04SDave Airlie if (!nmode) 556f453ba04SDave Airlie return NULL; 557f453ba04SDave Airlie 558f453ba04SDave Airlie drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE); 559f453ba04SDave Airlie return nmode; 560f453ba04SDave Airlie } 561f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create); 562f453ba04SDave Airlie 563f453ba04SDave Airlie /** 564f453ba04SDave Airlie * drm_mode_destroy - remove a mode 565f453ba04SDave Airlie * @dev: DRM device 566f453ba04SDave Airlie * @mode: mode to remove 567f453ba04SDave Airlie * 568f453ba04SDave Airlie * LOCKING: 569f453ba04SDave Airlie * Caller must hold mode config lock. 570f453ba04SDave Airlie * 571f453ba04SDave Airlie * Free @mode's unique identifier, then free it. 572f453ba04SDave Airlie */ 573f453ba04SDave Airlie void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 574f453ba04SDave Airlie { 575f453ba04SDave Airlie drm_mode_object_put(dev, &mode->base); 576f453ba04SDave Airlie 577f453ba04SDave Airlie kfree(mode); 578f453ba04SDave Airlie } 579f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_destroy); 580f453ba04SDave Airlie 581f453ba04SDave Airlie static int drm_mode_create_standard_connector_properties(struct drm_device *dev) 582f453ba04SDave Airlie { 583f453ba04SDave Airlie struct drm_property *edid; 584f453ba04SDave Airlie struct drm_property *dpms; 585f453ba04SDave Airlie int i; 586f453ba04SDave Airlie 587f453ba04SDave Airlie /* 588f453ba04SDave Airlie * Standard properties (apply to all connectors) 589f453ba04SDave Airlie */ 590f453ba04SDave Airlie edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 591f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 592f453ba04SDave Airlie "EDID", 0); 593f453ba04SDave Airlie dev->mode_config.edid_property = edid; 594f453ba04SDave Airlie 595f453ba04SDave Airlie dpms = drm_property_create(dev, DRM_MODE_PROP_ENUM, 596f453ba04SDave Airlie "DPMS", ARRAY_SIZE(drm_dpms_enum_list)); 597f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dpms_enum_list); i++) 598f453ba04SDave Airlie drm_property_add_enum(dpms, i, drm_dpms_enum_list[i].type, 599f453ba04SDave Airlie drm_dpms_enum_list[i].name); 600f453ba04SDave Airlie dev->mode_config.dpms_property = dpms; 601f453ba04SDave Airlie 602f453ba04SDave Airlie return 0; 603f453ba04SDave Airlie } 604f453ba04SDave Airlie 605f453ba04SDave Airlie /** 606f453ba04SDave Airlie * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 607f453ba04SDave Airlie * @dev: DRM device 608f453ba04SDave Airlie * 609f453ba04SDave Airlie * Called by a driver the first time a DVI-I connector is made. 610f453ba04SDave Airlie */ 611f453ba04SDave Airlie int drm_mode_create_dvi_i_properties(struct drm_device *dev) 612f453ba04SDave Airlie { 613f453ba04SDave Airlie struct drm_property *dvi_i_selector; 614f453ba04SDave Airlie struct drm_property *dvi_i_subconnector; 615f453ba04SDave Airlie int i; 616f453ba04SDave Airlie 617f453ba04SDave Airlie if (dev->mode_config.dvi_i_select_subconnector_property) 618f453ba04SDave Airlie return 0; 619f453ba04SDave Airlie 620f453ba04SDave Airlie dvi_i_selector = 621f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 622f453ba04SDave Airlie "select subconnector", 623f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_select_enum_list)); 624f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dvi_i_select_enum_list); i++) 625f453ba04SDave Airlie drm_property_add_enum(dvi_i_selector, i, 626f453ba04SDave Airlie drm_dvi_i_select_enum_list[i].type, 627f453ba04SDave Airlie drm_dvi_i_select_enum_list[i].name); 628f453ba04SDave Airlie dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 629f453ba04SDave Airlie 630f453ba04SDave Airlie dvi_i_subconnector = 631f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM | 632f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 633f453ba04SDave Airlie "subconnector", 634f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 635f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dvi_i_subconnector_enum_list); i++) 636f453ba04SDave Airlie drm_property_add_enum(dvi_i_subconnector, i, 637f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list[i].type, 638f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list[i].name); 639f453ba04SDave Airlie dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 640f453ba04SDave Airlie 641f453ba04SDave Airlie return 0; 642f453ba04SDave Airlie } 643f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 644f453ba04SDave Airlie 645f453ba04SDave Airlie /** 646f453ba04SDave Airlie * drm_create_tv_properties - create TV specific connector properties 647f453ba04SDave Airlie * @dev: DRM device 648f453ba04SDave Airlie * @num_modes: number of different TV formats (modes) supported 649f453ba04SDave Airlie * @modes: array of pointers to strings containing name of each format 650f453ba04SDave Airlie * 651f453ba04SDave Airlie * Called by a driver's TV initialization routine, this function creates 652f453ba04SDave Airlie * the TV specific connector properties for a given device. Caller is 653f453ba04SDave Airlie * responsible for allocating a list of format names and passing them to 654f453ba04SDave Airlie * this routine. 655f453ba04SDave Airlie */ 656f453ba04SDave Airlie int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 657f453ba04SDave Airlie char *modes[]) 658f453ba04SDave Airlie { 659f453ba04SDave Airlie struct drm_property *tv_selector; 660f453ba04SDave Airlie struct drm_property *tv_subconnector; 661f453ba04SDave Airlie int i; 662f453ba04SDave Airlie 663f453ba04SDave Airlie if (dev->mode_config.tv_select_subconnector_property) 664f453ba04SDave Airlie return 0; 665f453ba04SDave Airlie 666f453ba04SDave Airlie /* 667f453ba04SDave Airlie * Basic connector properties 668f453ba04SDave Airlie */ 669f453ba04SDave Airlie tv_selector = drm_property_create(dev, DRM_MODE_PROP_ENUM, 670f453ba04SDave Airlie "select subconnector", 671f453ba04SDave Airlie ARRAY_SIZE(drm_tv_select_enum_list)); 672f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_tv_select_enum_list); i++) 673f453ba04SDave Airlie drm_property_add_enum(tv_selector, i, 674f453ba04SDave Airlie drm_tv_select_enum_list[i].type, 675f453ba04SDave Airlie drm_tv_select_enum_list[i].name); 676f453ba04SDave Airlie dev->mode_config.tv_select_subconnector_property = tv_selector; 677f453ba04SDave Airlie 678f453ba04SDave Airlie tv_subconnector = 679f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM | 680f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, "subconnector", 681f453ba04SDave Airlie ARRAY_SIZE(drm_tv_subconnector_enum_list)); 682f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_tv_subconnector_enum_list); i++) 683f453ba04SDave Airlie drm_property_add_enum(tv_subconnector, i, 684f453ba04SDave Airlie drm_tv_subconnector_enum_list[i].type, 685f453ba04SDave Airlie drm_tv_subconnector_enum_list[i].name); 686f453ba04SDave Airlie dev->mode_config.tv_subconnector_property = tv_subconnector; 687f453ba04SDave Airlie 688f453ba04SDave Airlie /* 689f453ba04SDave Airlie * Other, TV specific properties: margins & TV modes. 690f453ba04SDave Airlie */ 691f453ba04SDave Airlie dev->mode_config.tv_left_margin_property = 692f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 693f453ba04SDave Airlie "left margin", 2); 694f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[0] = 0; 695f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[1] = 100; 696f453ba04SDave Airlie 697f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 698f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 699f453ba04SDave Airlie "right margin", 2); 700f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[0] = 0; 701f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[1] = 100; 702f453ba04SDave Airlie 703f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 704f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 705f453ba04SDave Airlie "top margin", 2); 706f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[0] = 0; 707f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[1] = 100; 708f453ba04SDave Airlie 709f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 710f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 711f453ba04SDave Airlie "bottom margin", 2); 712f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[0] = 0; 713f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[1] = 100; 714f453ba04SDave Airlie 715f453ba04SDave Airlie dev->mode_config.tv_mode_property = 716f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 717f453ba04SDave Airlie "mode", num_modes); 718f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 719f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 720f453ba04SDave Airlie i, modes[i]); 721f453ba04SDave Airlie 722b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 723b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 724b6b7902eSFrancisco Jerez "brightness", 2); 725b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[0] = 0; 726b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[1] = 100; 727b6b7902eSFrancisco Jerez 728b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 729b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 730b6b7902eSFrancisco Jerez "contrast", 2); 731b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[0] = 0; 732b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[1] = 100; 733b6b7902eSFrancisco Jerez 734b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 735b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 736b6b7902eSFrancisco Jerez "flicker reduction", 2); 737b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[0] = 0; 738b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[1] = 100; 739b6b7902eSFrancisco Jerez 740a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 741a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 742a75f0236SFrancisco Jerez "overscan", 2); 743a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[0] = 0; 744a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[1] = 100; 745a75f0236SFrancisco Jerez 746a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 747a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 748a75f0236SFrancisco Jerez "saturation", 2); 749a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[0] = 0; 750a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[1] = 100; 751a75f0236SFrancisco Jerez 752a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 753a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 754a75f0236SFrancisco Jerez "hue", 2); 755a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[0] = 0; 756a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[1] = 100; 757a75f0236SFrancisco Jerez 758f453ba04SDave Airlie return 0; 759f453ba04SDave Airlie } 760f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 761f453ba04SDave Airlie 762f453ba04SDave Airlie /** 763f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 764f453ba04SDave Airlie * @dev: DRM device 765f453ba04SDave Airlie * 766f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 767f453ba04SDave Airlie * connectors. 768f453ba04SDave Airlie */ 769f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 770f453ba04SDave Airlie { 771f453ba04SDave Airlie struct drm_property *scaling_mode; 772f453ba04SDave Airlie int i; 773f453ba04SDave Airlie 774f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 775f453ba04SDave Airlie return 0; 776f453ba04SDave Airlie 777f453ba04SDave Airlie scaling_mode = 778f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, "scaling mode", 779f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 780f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_scaling_mode_enum_list); i++) 781f453ba04SDave Airlie drm_property_add_enum(scaling_mode, i, 782f453ba04SDave Airlie drm_scaling_mode_enum_list[i].type, 783f453ba04SDave Airlie drm_scaling_mode_enum_list[i].name); 784f453ba04SDave Airlie 785f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 786f453ba04SDave Airlie 787f453ba04SDave Airlie return 0; 788f453ba04SDave Airlie } 789f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 790f453ba04SDave Airlie 791f453ba04SDave Airlie /** 792f453ba04SDave Airlie * drm_mode_create_dithering_property - create dithering property 793f453ba04SDave Airlie * @dev: DRM device 794f453ba04SDave Airlie * 795f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 796f453ba04SDave Airlie * connectors. 797f453ba04SDave Airlie */ 798f453ba04SDave Airlie int drm_mode_create_dithering_property(struct drm_device *dev) 799f453ba04SDave Airlie { 800f453ba04SDave Airlie struct drm_property *dithering_mode; 801f453ba04SDave Airlie int i; 802f453ba04SDave Airlie 803f453ba04SDave Airlie if (dev->mode_config.dithering_mode_property) 804f453ba04SDave Airlie return 0; 805f453ba04SDave Airlie 806f453ba04SDave Airlie dithering_mode = 807f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, "dithering", 808f453ba04SDave Airlie ARRAY_SIZE(drm_dithering_mode_enum_list)); 809f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dithering_mode_enum_list); i++) 810f453ba04SDave Airlie drm_property_add_enum(dithering_mode, i, 811f453ba04SDave Airlie drm_dithering_mode_enum_list[i].type, 812f453ba04SDave Airlie drm_dithering_mode_enum_list[i].name); 813f453ba04SDave Airlie dev->mode_config.dithering_mode_property = dithering_mode; 814f453ba04SDave Airlie 815f453ba04SDave Airlie return 0; 816f453ba04SDave Airlie } 817f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dithering_property); 818f453ba04SDave Airlie 819f453ba04SDave Airlie /** 820884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 821884840aaSJakob Bornecrantz * @dev: DRM device 822884840aaSJakob Bornecrantz * 823884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 824884840aaSJakob Bornecrantz * connectors. 825884840aaSJakob Bornecrantz */ 826884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 827884840aaSJakob Bornecrantz { 828884840aaSJakob Bornecrantz struct drm_property *dirty_info; 829884840aaSJakob Bornecrantz int i; 830884840aaSJakob Bornecrantz 831884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 832884840aaSJakob Bornecrantz return 0; 833884840aaSJakob Bornecrantz 834884840aaSJakob Bornecrantz dirty_info = 835884840aaSJakob Bornecrantz drm_property_create(dev, DRM_MODE_PROP_ENUM | 836884840aaSJakob Bornecrantz DRM_MODE_PROP_IMMUTABLE, 837884840aaSJakob Bornecrantz "dirty", 838884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 839884840aaSJakob Bornecrantz for (i = 0; i < ARRAY_SIZE(drm_dirty_info_enum_list); i++) 840884840aaSJakob Bornecrantz drm_property_add_enum(dirty_info, i, 841884840aaSJakob Bornecrantz drm_dirty_info_enum_list[i].type, 842884840aaSJakob Bornecrantz drm_dirty_info_enum_list[i].name); 843884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 844884840aaSJakob Bornecrantz 845884840aaSJakob Bornecrantz return 0; 846884840aaSJakob Bornecrantz } 847884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 848884840aaSJakob Bornecrantz 849884840aaSJakob Bornecrantz /** 850f453ba04SDave Airlie * drm_mode_config_init - initialize DRM mode_configuration structure 851f453ba04SDave Airlie * @dev: DRM device 852f453ba04SDave Airlie * 853f453ba04SDave Airlie * LOCKING: 854f453ba04SDave Airlie * None, should happen single threaded at init time. 855f453ba04SDave Airlie * 856f453ba04SDave Airlie * Initialize @dev's mode_config structure, used for tracking the graphics 857f453ba04SDave Airlie * configuration of @dev. 858f453ba04SDave Airlie */ 859f453ba04SDave Airlie void drm_mode_config_init(struct drm_device *dev) 860f453ba04SDave Airlie { 861f453ba04SDave Airlie mutex_init(&dev->mode_config.mutex); 862ad2563c2SJesse Barnes mutex_init(&dev->mode_config.idr_mutex); 863f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.fb_list); 864f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.crtc_list); 865f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.connector_list); 866f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.encoder_list); 867f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_list); 868f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 869f453ba04SDave Airlie idr_init(&dev->mode_config.crtc_idr); 870f453ba04SDave Airlie 871f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 872f453ba04SDave Airlie drm_mode_create_standard_connector_properties(dev); 873f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 874f453ba04SDave Airlie 875f453ba04SDave Airlie /* Just to be sure */ 876f453ba04SDave Airlie dev->mode_config.num_fb = 0; 877f453ba04SDave Airlie dev->mode_config.num_connector = 0; 878f453ba04SDave Airlie dev->mode_config.num_crtc = 0; 879f453ba04SDave Airlie dev->mode_config.num_encoder = 0; 880f453ba04SDave Airlie } 881f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_init); 882f453ba04SDave Airlie 883f453ba04SDave Airlie int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 884f453ba04SDave Airlie { 885f453ba04SDave Airlie uint32_t total_objects = 0; 886f453ba04SDave Airlie 887f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 888f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 889f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 890f453ba04SDave Airlie 891f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 892f453ba04SDave Airlie if (!group->id_list) 893f453ba04SDave Airlie return -ENOMEM; 894f453ba04SDave Airlie 895f453ba04SDave Airlie group->num_crtcs = 0; 896f453ba04SDave Airlie group->num_connectors = 0; 897f453ba04SDave Airlie group->num_encoders = 0; 898f453ba04SDave Airlie return 0; 899f453ba04SDave Airlie } 900f453ba04SDave Airlie 901f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 902f453ba04SDave Airlie struct drm_mode_group *group) 903f453ba04SDave Airlie { 904f453ba04SDave Airlie struct drm_crtc *crtc; 905f453ba04SDave Airlie struct drm_encoder *encoder; 906f453ba04SDave Airlie struct drm_connector *connector; 907f453ba04SDave Airlie int ret; 908f453ba04SDave Airlie 909f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 910f453ba04SDave Airlie return ret; 911f453ba04SDave Airlie 912f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 913f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 914f453ba04SDave Airlie 915f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 916f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 917f453ba04SDave Airlie encoder->base.id; 918f453ba04SDave Airlie 919f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 920f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 921f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 922f453ba04SDave Airlie 923f453ba04SDave Airlie return 0; 924f453ba04SDave Airlie } 925f453ba04SDave Airlie 926f453ba04SDave Airlie /** 927f453ba04SDave Airlie * drm_mode_config_cleanup - free up DRM mode_config info 928f453ba04SDave Airlie * @dev: DRM device 929f453ba04SDave Airlie * 930f453ba04SDave Airlie * LOCKING: 931f453ba04SDave Airlie * Caller must hold mode config lock. 932f453ba04SDave Airlie * 933f453ba04SDave Airlie * Free up all the connectors and CRTCs associated with this DRM device, then 934f453ba04SDave Airlie * free up the framebuffers and associated buffer objects. 935f453ba04SDave Airlie * 936f453ba04SDave Airlie * FIXME: cleanup any dangling user buffer objects too 937f453ba04SDave Airlie */ 938f453ba04SDave Airlie void drm_mode_config_cleanup(struct drm_device *dev) 939f453ba04SDave Airlie { 940f453ba04SDave Airlie struct drm_connector *connector, *ot; 941f453ba04SDave Airlie struct drm_crtc *crtc, *ct; 942f453ba04SDave Airlie struct drm_encoder *encoder, *enct; 943f453ba04SDave Airlie struct drm_framebuffer *fb, *fbt; 944f453ba04SDave Airlie struct drm_property *property, *pt; 945f453ba04SDave Airlie 946f453ba04SDave Airlie list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 947f453ba04SDave Airlie head) { 948f453ba04SDave Airlie encoder->funcs->destroy(encoder); 949f453ba04SDave Airlie } 950f453ba04SDave Airlie 951f453ba04SDave Airlie list_for_each_entry_safe(connector, ot, 952f453ba04SDave Airlie &dev->mode_config.connector_list, head) { 953f453ba04SDave Airlie connector->funcs->destroy(connector); 954f453ba04SDave Airlie } 955f453ba04SDave Airlie 956f453ba04SDave Airlie list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 957f453ba04SDave Airlie head) { 958f453ba04SDave Airlie drm_property_destroy(dev, property); 959f453ba04SDave Airlie } 960f453ba04SDave Airlie 961f453ba04SDave Airlie list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 962f453ba04SDave Airlie fb->funcs->destroy(fb); 963f453ba04SDave Airlie } 964f453ba04SDave Airlie 965f453ba04SDave Airlie list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 966f453ba04SDave Airlie crtc->funcs->destroy(crtc); 967f453ba04SDave Airlie } 968f453ba04SDave Airlie 969f453ba04SDave Airlie } 970f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_cleanup); 971f453ba04SDave Airlie 972f453ba04SDave Airlie /** 973f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 974f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 975f453ba04SDave Airlie * @in: drm_display_mode to use 976f453ba04SDave Airlie * 977f453ba04SDave Airlie * LOCKING: 978f453ba04SDave Airlie * None. 979f453ba04SDave Airlie * 980f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 981f453ba04SDave Airlie * the user. 982f453ba04SDave Airlie */ 983f453ba04SDave Airlie void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 984f453ba04SDave Airlie struct drm_display_mode *in) 985f453ba04SDave Airlie { 986f453ba04SDave Airlie out->clock = in->clock; 987f453ba04SDave Airlie out->hdisplay = in->hdisplay; 988f453ba04SDave Airlie out->hsync_start = in->hsync_start; 989f453ba04SDave Airlie out->hsync_end = in->hsync_end; 990f453ba04SDave Airlie out->htotal = in->htotal; 991f453ba04SDave Airlie out->hskew = in->hskew; 992f453ba04SDave Airlie out->vdisplay = in->vdisplay; 993f453ba04SDave Airlie out->vsync_start = in->vsync_start; 994f453ba04SDave Airlie out->vsync_end = in->vsync_end; 995f453ba04SDave Airlie out->vtotal = in->vtotal; 996f453ba04SDave Airlie out->vscan = in->vscan; 997f453ba04SDave Airlie out->vrefresh = in->vrefresh; 998f453ba04SDave Airlie out->flags = in->flags; 999f453ba04SDave Airlie out->type = in->type; 1000f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1001f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1002f453ba04SDave Airlie } 1003f453ba04SDave Airlie 1004f453ba04SDave Airlie /** 1005f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1006f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1007f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1008f453ba04SDave Airlie * 1009f453ba04SDave Airlie * LOCKING: 1010f453ba04SDave Airlie * None. 1011f453ba04SDave Airlie * 1012f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1013f453ba04SDave Airlie * the caller. 1014f453ba04SDave Airlie */ 1015f453ba04SDave Airlie void drm_crtc_convert_umode(struct drm_display_mode *out, 1016f453ba04SDave Airlie struct drm_mode_modeinfo *in) 1017f453ba04SDave Airlie { 1018f453ba04SDave Airlie out->clock = in->clock; 1019f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1020f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1021f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1022f453ba04SDave Airlie out->htotal = in->htotal; 1023f453ba04SDave Airlie out->hskew = in->hskew; 1024f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1025f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1026f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1027f453ba04SDave Airlie out->vtotal = in->vtotal; 1028f453ba04SDave Airlie out->vscan = in->vscan; 1029f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1030f453ba04SDave Airlie out->flags = in->flags; 1031f453ba04SDave Airlie out->type = in->type; 1032f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1033f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1034f453ba04SDave Airlie } 1035f453ba04SDave Airlie 1036f453ba04SDave Airlie /** 1037f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1038f453ba04SDave Airlie * @inode: inode from the ioctl 1039f453ba04SDave Airlie * @filp: file * from the ioctl 1040f453ba04SDave Airlie * @cmd: cmd from ioctl 1041f453ba04SDave Airlie * @arg: arg from ioctl 1042f453ba04SDave Airlie * 1043f453ba04SDave Airlie * LOCKING: 1044f453ba04SDave Airlie * Takes mode config lock. 1045f453ba04SDave Airlie * 1046f453ba04SDave Airlie * Construct a set of configuration description structures and return 1047f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1048f453ba04SDave Airlie * 1049f453ba04SDave Airlie * Called by the user via ioctl. 1050f453ba04SDave Airlie * 1051f453ba04SDave Airlie * RETURNS: 1052f453ba04SDave Airlie * Zero on success, errno on failure. 1053f453ba04SDave Airlie */ 1054f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1055f453ba04SDave Airlie struct drm_file *file_priv) 1056f453ba04SDave Airlie { 1057f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1058f453ba04SDave Airlie struct list_head *lh; 1059f453ba04SDave Airlie struct drm_framebuffer *fb; 1060f453ba04SDave Airlie struct drm_connector *connector; 1061f453ba04SDave Airlie struct drm_crtc *crtc; 1062f453ba04SDave Airlie struct drm_encoder *encoder; 1063f453ba04SDave Airlie int ret = 0; 1064f453ba04SDave Airlie int connector_count = 0; 1065f453ba04SDave Airlie int crtc_count = 0; 1066f453ba04SDave Airlie int fb_count = 0; 1067f453ba04SDave Airlie int encoder_count = 0; 1068f453ba04SDave Airlie int copied = 0, i; 1069f453ba04SDave Airlie uint32_t __user *fb_id; 1070f453ba04SDave Airlie uint32_t __user *crtc_id; 1071f453ba04SDave Airlie uint32_t __user *connector_id; 1072f453ba04SDave Airlie uint32_t __user *encoder_id; 1073f453ba04SDave Airlie struct drm_mode_group *mode_group; 1074f453ba04SDave Airlie 1075fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1076fb3b06c8SDave Airlie return -EINVAL; 1077fb3b06c8SDave Airlie 1078f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1079f453ba04SDave Airlie 1080f453ba04SDave Airlie /* 1081f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1082f453ba04SDave Airlie * by IDs in the group list for this node 1083f453ba04SDave Airlie */ 1084f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1085f453ba04SDave Airlie fb_count++; 1086f453ba04SDave Airlie 1087f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1088f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1089f453ba04SDave Airlie 1090f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1091f453ba04SDave Airlie crtc_count++; 1092f453ba04SDave Airlie 1093f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1094f453ba04SDave Airlie connector_count++; 1095f453ba04SDave Airlie 1096f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1097f453ba04SDave Airlie encoder_count++; 1098f453ba04SDave Airlie } else { 1099f453ba04SDave Airlie 1100f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1101f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1102f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1103f453ba04SDave Airlie } 1104f453ba04SDave Airlie 1105f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1106f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1107f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1108f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1109f453ba04SDave Airlie 1110f453ba04SDave Airlie /* handle this in 4 parts */ 1111f453ba04SDave Airlie /* FBs */ 1112f453ba04SDave Airlie if (card_res->count_fbs >= fb_count) { 1113f453ba04SDave Airlie copied = 0; 1114f453ba04SDave Airlie fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 1115618c75e4SSascha Hauer list_for_each_entry(fb, &file_priv->fbs, filp_head) { 1116f453ba04SDave Airlie if (put_user(fb->base.id, fb_id + copied)) { 1117f453ba04SDave Airlie ret = -EFAULT; 1118f453ba04SDave Airlie goto out; 1119f453ba04SDave Airlie } 1120f453ba04SDave Airlie copied++; 1121f453ba04SDave Airlie } 1122f453ba04SDave Airlie } 1123f453ba04SDave Airlie card_res->count_fbs = fb_count; 1124f453ba04SDave Airlie 1125f453ba04SDave Airlie /* CRTCs */ 1126f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1127f453ba04SDave Airlie copied = 0; 1128f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1129f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1130f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1131f453ba04SDave Airlie head) { 11329440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1133f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1134f453ba04SDave Airlie ret = -EFAULT; 1135f453ba04SDave Airlie goto out; 1136f453ba04SDave Airlie } 1137f453ba04SDave Airlie copied++; 1138f453ba04SDave Airlie } 1139f453ba04SDave Airlie } else { 1140f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1141f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1142f453ba04SDave Airlie crtc_id + copied)) { 1143f453ba04SDave Airlie ret = -EFAULT; 1144f453ba04SDave Airlie goto out; 1145f453ba04SDave Airlie } 1146f453ba04SDave Airlie copied++; 1147f453ba04SDave Airlie } 1148f453ba04SDave Airlie } 1149f453ba04SDave Airlie } 1150f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1151f453ba04SDave Airlie 1152f453ba04SDave Airlie /* Encoders */ 1153f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1154f453ba04SDave Airlie copied = 0; 1155f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1156f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1157f453ba04SDave Airlie list_for_each_entry(encoder, 1158f453ba04SDave Airlie &dev->mode_config.encoder_list, 1159f453ba04SDave Airlie head) { 11609440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 11619440106bSJerome Glisse drm_get_encoder_name(encoder)); 1162f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1163f453ba04SDave Airlie copied)) { 1164f453ba04SDave Airlie ret = -EFAULT; 1165f453ba04SDave Airlie goto out; 1166f453ba04SDave Airlie } 1167f453ba04SDave Airlie copied++; 1168f453ba04SDave Airlie } 1169f453ba04SDave Airlie } else { 1170f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1171f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1172f453ba04SDave Airlie encoder_id + copied)) { 1173f453ba04SDave Airlie ret = -EFAULT; 1174f453ba04SDave Airlie goto out; 1175f453ba04SDave Airlie } 1176f453ba04SDave Airlie copied++; 1177f453ba04SDave Airlie } 1178f453ba04SDave Airlie 1179f453ba04SDave Airlie } 1180f453ba04SDave Airlie } 1181f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1182f453ba04SDave Airlie 1183f453ba04SDave Airlie /* Connectors */ 1184f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1185f453ba04SDave Airlie copied = 0; 1186f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1187f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1188f453ba04SDave Airlie list_for_each_entry(connector, 1189f453ba04SDave Airlie &dev->mode_config.connector_list, 1190f453ba04SDave Airlie head) { 11919440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 11929440106bSJerome Glisse connector->base.id, 11939440106bSJerome Glisse drm_get_connector_name(connector)); 1194f453ba04SDave Airlie if (put_user(connector->base.id, 1195f453ba04SDave Airlie connector_id + copied)) { 1196f453ba04SDave Airlie ret = -EFAULT; 1197f453ba04SDave Airlie goto out; 1198f453ba04SDave Airlie } 1199f453ba04SDave Airlie copied++; 1200f453ba04SDave Airlie } 1201f453ba04SDave Airlie } else { 1202f453ba04SDave Airlie int start = mode_group->num_crtcs + 1203f453ba04SDave Airlie mode_group->num_encoders; 1204f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1205f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1206f453ba04SDave Airlie connector_id + copied)) { 1207f453ba04SDave Airlie ret = -EFAULT; 1208f453ba04SDave Airlie goto out; 1209f453ba04SDave Airlie } 1210f453ba04SDave Airlie copied++; 1211f453ba04SDave Airlie } 1212f453ba04SDave Airlie } 1213f453ba04SDave Airlie } 1214f453ba04SDave Airlie card_res->count_connectors = connector_count; 1215f453ba04SDave Airlie 12169440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1217f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1218f453ba04SDave Airlie 1219f453ba04SDave Airlie out: 1220f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1221f453ba04SDave Airlie return ret; 1222f453ba04SDave Airlie } 1223f453ba04SDave Airlie 1224f453ba04SDave Airlie /** 1225f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1226f453ba04SDave Airlie * @inode: inode from the ioctl 1227f453ba04SDave Airlie * @filp: file * from the ioctl 1228f453ba04SDave Airlie * @cmd: cmd from ioctl 1229f453ba04SDave Airlie * @arg: arg from ioctl 1230f453ba04SDave Airlie * 1231f453ba04SDave Airlie * LOCKING: 1232f453ba04SDave Airlie * Caller? (FIXME) 1233f453ba04SDave Airlie * 1234f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1235f453ba04SDave Airlie * 1236f453ba04SDave Airlie * Called by the user via ioctl. 1237f453ba04SDave Airlie * 1238f453ba04SDave Airlie * RETURNS: 1239f453ba04SDave Airlie * Zero on success, errno on failure. 1240f453ba04SDave Airlie */ 1241f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1242f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1243f453ba04SDave Airlie { 1244f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1245f453ba04SDave Airlie struct drm_crtc *crtc; 1246f453ba04SDave Airlie struct drm_mode_object *obj; 1247f453ba04SDave Airlie int ret = 0; 1248f453ba04SDave Airlie 1249fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1250fb3b06c8SDave Airlie return -EINVAL; 1251fb3b06c8SDave Airlie 1252f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1253f453ba04SDave Airlie 1254f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1255f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1256f453ba04SDave Airlie if (!obj) { 1257f453ba04SDave Airlie ret = -EINVAL; 1258f453ba04SDave Airlie goto out; 1259f453ba04SDave Airlie } 1260f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1261f453ba04SDave Airlie 1262f453ba04SDave Airlie crtc_resp->x = crtc->x; 1263f453ba04SDave Airlie crtc_resp->y = crtc->y; 1264f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1265f453ba04SDave Airlie if (crtc->fb) 1266f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1267f453ba04SDave Airlie else 1268f453ba04SDave Airlie crtc_resp->fb_id = 0; 1269f453ba04SDave Airlie 1270f453ba04SDave Airlie if (crtc->enabled) { 1271f453ba04SDave Airlie 1272f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1273f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1274f453ba04SDave Airlie 1275f453ba04SDave Airlie } else { 1276f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1277f453ba04SDave Airlie } 1278f453ba04SDave Airlie 1279f453ba04SDave Airlie out: 1280f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1281f453ba04SDave Airlie return ret; 1282f453ba04SDave Airlie } 1283f453ba04SDave Airlie 1284f453ba04SDave Airlie /** 1285f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1286f453ba04SDave Airlie * @inode: inode from the ioctl 1287f453ba04SDave Airlie * @filp: file * from the ioctl 1288f453ba04SDave Airlie * @cmd: cmd from ioctl 1289f453ba04SDave Airlie * @arg: arg from ioctl 1290f453ba04SDave Airlie * 1291f453ba04SDave Airlie * LOCKING: 1292f453ba04SDave Airlie * Caller? (FIXME) 1293f453ba04SDave Airlie * 1294f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1295f453ba04SDave Airlie * 1296f453ba04SDave Airlie * Called by the user via ioctl. 1297f453ba04SDave Airlie * 1298f453ba04SDave Airlie * RETURNS: 1299f453ba04SDave Airlie * Zero on success, errno on failure. 1300f453ba04SDave Airlie */ 1301f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1302f453ba04SDave Airlie struct drm_file *file_priv) 1303f453ba04SDave Airlie { 1304f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1305f453ba04SDave Airlie struct drm_mode_object *obj; 1306f453ba04SDave Airlie struct drm_connector *connector; 1307f453ba04SDave Airlie struct drm_display_mode *mode; 1308f453ba04SDave Airlie int mode_count = 0; 1309f453ba04SDave Airlie int props_count = 0; 1310f453ba04SDave Airlie int encoders_count = 0; 1311f453ba04SDave Airlie int ret = 0; 1312f453ba04SDave Airlie int copied = 0; 1313f453ba04SDave Airlie int i; 1314f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1315f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1316f453ba04SDave Airlie uint32_t __user *prop_ptr; 1317f453ba04SDave Airlie uint64_t __user *prop_values; 1318f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1319f453ba04SDave Airlie 1320fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1321fb3b06c8SDave Airlie return -EINVAL; 1322fb3b06c8SDave Airlie 1323f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1324f453ba04SDave Airlie 13259440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1326f453ba04SDave Airlie 1327f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1328f453ba04SDave Airlie 1329f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1330f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1331f453ba04SDave Airlie if (!obj) { 1332f453ba04SDave Airlie ret = -EINVAL; 1333f453ba04SDave Airlie goto out; 1334f453ba04SDave Airlie } 1335f453ba04SDave Airlie connector = obj_to_connector(obj); 1336f453ba04SDave Airlie 1337f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1338f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1339f453ba04SDave Airlie props_count++; 1340f453ba04SDave Airlie } 1341f453ba04SDave Airlie } 1342f453ba04SDave Airlie 1343f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1344f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1345f453ba04SDave Airlie encoders_count++; 1346f453ba04SDave Airlie } 1347f453ba04SDave Airlie } 1348f453ba04SDave Airlie 1349f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1350f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1351f453ba04SDave Airlie dev->mode_config.max_width, 1352f453ba04SDave Airlie dev->mode_config.max_height); 1353f453ba04SDave Airlie } 1354f453ba04SDave Airlie 1355f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1356f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 1357f453ba04SDave Airlie mode_count++; 1358f453ba04SDave Airlie 1359f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1360f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1361f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1362f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1363f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1364f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1365f453ba04SDave Airlie out_resp->connection = connector->status; 1366f453ba04SDave Airlie if (connector->encoder) 1367f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1368f453ba04SDave Airlie else 1369f453ba04SDave Airlie out_resp->encoder_id = 0; 1370f453ba04SDave Airlie 1371f453ba04SDave Airlie /* 1372f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1373f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1374f453ba04SDave Airlie */ 1375f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1376f453ba04SDave Airlie copied = 0; 1377f453ba04SDave Airlie mode_ptr = (struct drm_mode_modeinfo *)(unsigned long)out_resp->modes_ptr; 1378f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 1379f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1380f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1381f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1382f453ba04SDave Airlie ret = -EFAULT; 1383f453ba04SDave Airlie goto out; 1384f453ba04SDave Airlie } 1385f453ba04SDave Airlie copied++; 1386f453ba04SDave Airlie } 1387f453ba04SDave Airlie } 1388f453ba04SDave Airlie out_resp->count_modes = mode_count; 1389f453ba04SDave Airlie 1390f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1391f453ba04SDave Airlie copied = 0; 1392f453ba04SDave Airlie prop_ptr = (uint32_t *)(unsigned long)(out_resp->props_ptr); 1393f453ba04SDave Airlie prop_values = (uint64_t *)(unsigned long)(out_resp->prop_values_ptr); 1394f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1395f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1396f453ba04SDave Airlie if (put_user(connector->property_ids[i], 1397f453ba04SDave Airlie prop_ptr + copied)) { 1398f453ba04SDave Airlie ret = -EFAULT; 1399f453ba04SDave Airlie goto out; 1400f453ba04SDave Airlie } 1401f453ba04SDave Airlie 1402f453ba04SDave Airlie if (put_user(connector->property_values[i], 1403f453ba04SDave Airlie prop_values + copied)) { 1404f453ba04SDave Airlie ret = -EFAULT; 1405f453ba04SDave Airlie goto out; 1406f453ba04SDave Airlie } 1407f453ba04SDave Airlie copied++; 1408f453ba04SDave Airlie } 1409f453ba04SDave Airlie } 1410f453ba04SDave Airlie } 1411f453ba04SDave Airlie out_resp->count_props = props_count; 1412f453ba04SDave Airlie 1413f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1414f453ba04SDave Airlie copied = 0; 1415f453ba04SDave Airlie encoder_ptr = (uint32_t *)(unsigned long)(out_resp->encoders_ptr); 1416f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1417f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1418f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1419f453ba04SDave Airlie encoder_ptr + copied)) { 1420f453ba04SDave Airlie ret = -EFAULT; 1421f453ba04SDave Airlie goto out; 1422f453ba04SDave Airlie } 1423f453ba04SDave Airlie copied++; 1424f453ba04SDave Airlie } 1425f453ba04SDave Airlie } 1426f453ba04SDave Airlie } 1427f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1428f453ba04SDave Airlie 1429f453ba04SDave Airlie out: 1430f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1431f453ba04SDave Airlie return ret; 1432f453ba04SDave Airlie } 1433f453ba04SDave Airlie 1434f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1435f453ba04SDave Airlie struct drm_file *file_priv) 1436f453ba04SDave Airlie { 1437f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1438f453ba04SDave Airlie struct drm_mode_object *obj; 1439f453ba04SDave Airlie struct drm_encoder *encoder; 1440f453ba04SDave Airlie int ret = 0; 1441f453ba04SDave Airlie 1442fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1443fb3b06c8SDave Airlie return -EINVAL; 1444fb3b06c8SDave Airlie 1445f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1446f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1447f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1448f453ba04SDave Airlie if (!obj) { 1449f453ba04SDave Airlie ret = -EINVAL; 1450f453ba04SDave Airlie goto out; 1451f453ba04SDave Airlie } 1452f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1453f453ba04SDave Airlie 1454f453ba04SDave Airlie if (encoder->crtc) 1455f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1456f453ba04SDave Airlie else 1457f453ba04SDave Airlie enc_resp->crtc_id = 0; 1458f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1459f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1460f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1461f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1462f453ba04SDave Airlie 1463f453ba04SDave Airlie out: 1464f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1465f453ba04SDave Airlie return ret; 1466f453ba04SDave Airlie } 1467f453ba04SDave Airlie 1468f453ba04SDave Airlie /** 1469f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 1470f453ba04SDave Airlie * @inode: inode from the ioctl 1471f453ba04SDave Airlie * @filp: file * from the ioctl 1472f453ba04SDave Airlie * @cmd: cmd from ioctl 1473f453ba04SDave Airlie * @arg: arg from ioctl 1474f453ba04SDave Airlie * 1475f453ba04SDave Airlie * LOCKING: 1476f453ba04SDave Airlie * Caller? (FIXME) 1477f453ba04SDave Airlie * 1478f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 1479f453ba04SDave Airlie * 1480f453ba04SDave Airlie * Called by the user via ioctl. 1481f453ba04SDave Airlie * 1482f453ba04SDave Airlie * RETURNS: 1483f453ba04SDave Airlie * Zero on success, errno on failure. 1484f453ba04SDave Airlie */ 1485f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 1486f453ba04SDave Airlie struct drm_file *file_priv) 1487f453ba04SDave Airlie { 1488f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1489f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 1490f453ba04SDave Airlie struct drm_mode_object *obj; 1491f453ba04SDave Airlie struct drm_crtc *crtc, *crtcfb; 1492f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 1493f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1494f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 1495f453ba04SDave Airlie struct drm_mode_set set; 1496f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 1497f453ba04SDave Airlie int ret = 0; 1498f453ba04SDave Airlie int i; 1499f453ba04SDave Airlie 1500fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1501fb3b06c8SDave Airlie return -EINVAL; 1502fb3b06c8SDave Airlie 1503f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1504f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1505f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1506f453ba04SDave Airlie if (!obj) { 150758367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1508f453ba04SDave Airlie ret = -EINVAL; 1509f453ba04SDave Airlie goto out; 1510f453ba04SDave Airlie } 1511f453ba04SDave Airlie crtc = obj_to_crtc(obj); 15129440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1513f453ba04SDave Airlie 1514f453ba04SDave Airlie if (crtc_req->mode_valid) { 1515f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 1516f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 1517f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 1518f453ba04SDave Airlie list_for_each_entry(crtcfb, 1519f453ba04SDave Airlie &dev->mode_config.crtc_list, head) { 1520f453ba04SDave Airlie if (crtcfb == crtc) { 152158367ed6SZhao Yakui DRM_DEBUG_KMS("Using current fb for " 152258367ed6SZhao Yakui "setmode\n"); 1523f453ba04SDave Airlie fb = crtc->fb; 1524f453ba04SDave Airlie } 1525f453ba04SDave Airlie } 1526f453ba04SDave Airlie } else { 1527f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->fb_id, 1528f453ba04SDave Airlie DRM_MODE_OBJECT_FB); 1529f453ba04SDave Airlie if (!obj) { 153058367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 153158367ed6SZhao Yakui crtc_req->fb_id); 1532f453ba04SDave Airlie ret = -EINVAL; 1533f453ba04SDave Airlie goto out; 1534f453ba04SDave Airlie } 1535f453ba04SDave Airlie fb = obj_to_fb(obj); 1536f453ba04SDave Airlie } 1537f453ba04SDave Airlie 1538f453ba04SDave Airlie mode = drm_mode_create(dev); 1539f453ba04SDave Airlie drm_crtc_convert_umode(mode, &crtc_req->mode); 1540f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 1541f453ba04SDave Airlie } 1542f453ba04SDave Airlie 1543f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 154458367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 1545f453ba04SDave Airlie ret = -EINVAL; 1546f453ba04SDave Airlie goto out; 1547f453ba04SDave Airlie } 1548f453ba04SDave Airlie 15497781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 155058367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 1551f453ba04SDave Airlie crtc_req->count_connectors); 1552f453ba04SDave Airlie ret = -EINVAL; 1553f453ba04SDave Airlie goto out; 1554f453ba04SDave Airlie } 1555f453ba04SDave Airlie 1556f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 1557f453ba04SDave Airlie u32 out_id; 1558f453ba04SDave Airlie 1559f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 1560f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 1561f453ba04SDave Airlie ret = -EINVAL; 1562f453ba04SDave Airlie goto out; 1563f453ba04SDave Airlie } 1564f453ba04SDave Airlie 1565f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 1566f453ba04SDave Airlie sizeof(struct drm_connector *), 1567f453ba04SDave Airlie GFP_KERNEL); 1568f453ba04SDave Airlie if (!connector_set) { 1569f453ba04SDave Airlie ret = -ENOMEM; 1570f453ba04SDave Airlie goto out; 1571f453ba04SDave Airlie } 1572f453ba04SDave Airlie 1573f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 1574f453ba04SDave Airlie set_connectors_ptr = (uint32_t *)(unsigned long)crtc_req->set_connectors_ptr; 1575f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 1576f453ba04SDave Airlie ret = -EFAULT; 1577f453ba04SDave Airlie goto out; 1578f453ba04SDave Airlie } 1579f453ba04SDave Airlie 1580f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 1581f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1582f453ba04SDave Airlie if (!obj) { 158358367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 158458367ed6SZhao Yakui out_id); 1585f453ba04SDave Airlie ret = -EINVAL; 1586f453ba04SDave Airlie goto out; 1587f453ba04SDave Airlie } 1588f453ba04SDave Airlie connector = obj_to_connector(obj); 15899440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 15909440106bSJerome Glisse connector->base.id, 15919440106bSJerome Glisse drm_get_connector_name(connector)); 1592f453ba04SDave Airlie 1593f453ba04SDave Airlie connector_set[i] = connector; 1594f453ba04SDave Airlie } 1595f453ba04SDave Airlie } 1596f453ba04SDave Airlie 1597f453ba04SDave Airlie set.crtc = crtc; 1598f453ba04SDave Airlie set.x = crtc_req->x; 1599f453ba04SDave Airlie set.y = crtc_req->y; 1600f453ba04SDave Airlie set.mode = mode; 1601f453ba04SDave Airlie set.connectors = connector_set; 1602f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 1603f453ba04SDave Airlie set.fb = fb; 1604f453ba04SDave Airlie ret = crtc->funcs->set_config(&set); 1605f453ba04SDave Airlie 1606f453ba04SDave Airlie out: 1607f453ba04SDave Airlie kfree(connector_set); 1608f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1609f453ba04SDave Airlie return ret; 1610f453ba04SDave Airlie } 1611f453ba04SDave Airlie 1612f453ba04SDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 1613f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1614f453ba04SDave Airlie { 1615f453ba04SDave Airlie struct drm_mode_cursor *req = data; 1616f453ba04SDave Airlie struct drm_mode_object *obj; 1617f453ba04SDave Airlie struct drm_crtc *crtc; 1618f453ba04SDave Airlie int ret = 0; 1619f453ba04SDave Airlie 1620fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1621fb3b06c8SDave Airlie return -EINVAL; 1622fb3b06c8SDave Airlie 1623f453ba04SDave Airlie if (!req->flags) { 1624f453ba04SDave Airlie DRM_ERROR("no operation set\n"); 1625f453ba04SDave Airlie return -EINVAL; 1626f453ba04SDave Airlie } 1627f453ba04SDave Airlie 1628f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1629e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 1630f453ba04SDave Airlie if (!obj) { 163158367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 1632f453ba04SDave Airlie ret = -EINVAL; 1633f453ba04SDave Airlie goto out; 1634f453ba04SDave Airlie } 1635f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1636f453ba04SDave Airlie 1637f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 1638f453ba04SDave Airlie if (!crtc->funcs->cursor_set) { 1639f453ba04SDave Airlie DRM_ERROR("crtc does not support cursor\n"); 1640f453ba04SDave Airlie ret = -ENXIO; 1641f453ba04SDave Airlie goto out; 1642f453ba04SDave Airlie } 1643f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 1644f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 1645f453ba04SDave Airlie req->width, req->height); 1646f453ba04SDave Airlie } 1647f453ba04SDave Airlie 1648f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 1649f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 1650f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 1651f453ba04SDave Airlie } else { 1652f453ba04SDave Airlie DRM_ERROR("crtc does not support cursor\n"); 1653f453ba04SDave Airlie ret = -EFAULT; 1654f453ba04SDave Airlie goto out; 1655f453ba04SDave Airlie } 1656f453ba04SDave Airlie } 1657f453ba04SDave Airlie out: 1658f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1659f453ba04SDave Airlie return ret; 1660f453ba04SDave Airlie } 1661f453ba04SDave Airlie 1662f453ba04SDave Airlie /** 1663f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 1664f453ba04SDave Airlie * @inode: inode from the ioctl 1665f453ba04SDave Airlie * @filp: file * from the ioctl 1666f453ba04SDave Airlie * @cmd: cmd from ioctl 1667f453ba04SDave Airlie * @arg: arg from ioctl 1668f453ba04SDave Airlie * 1669f453ba04SDave Airlie * LOCKING: 1670f453ba04SDave Airlie * Takes mode config lock. 1671f453ba04SDave Airlie * 1672f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 1673f453ba04SDave Airlie * 1674f453ba04SDave Airlie * Called by the user via ioctl. 1675f453ba04SDave Airlie * 1676f453ba04SDave Airlie * RETURNS: 1677f453ba04SDave Airlie * Zero on success, errno on failure. 1678f453ba04SDave Airlie */ 1679f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 1680f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1681f453ba04SDave Airlie { 1682f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 1683f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1684f453ba04SDave Airlie struct drm_framebuffer *fb; 1685f453ba04SDave Airlie int ret = 0; 1686f453ba04SDave Airlie 1687fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1688fb3b06c8SDave Airlie return -EINVAL; 1689fb3b06c8SDave Airlie 1690f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 1691f453ba04SDave Airlie DRM_ERROR("mode new framebuffer width not within limits\n"); 1692f453ba04SDave Airlie return -EINVAL; 1693f453ba04SDave Airlie } 1694f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 1695f453ba04SDave Airlie DRM_ERROR("mode new framebuffer height not within limits\n"); 1696f453ba04SDave Airlie return -EINVAL; 1697f453ba04SDave Airlie } 1698f453ba04SDave Airlie 1699f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1700f453ba04SDave Airlie 170125985edcSLucas De Marchi /* TODO check buffer is sufficiently large */ 1702f453ba04SDave Airlie /* TODO setup destructor callback */ 1703f453ba04SDave Airlie 1704f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 1705cce13ff7SChris Wilson if (IS_ERR(fb)) { 1706f453ba04SDave Airlie DRM_ERROR("could not create framebuffer\n"); 1707cce13ff7SChris Wilson ret = PTR_ERR(fb); 1708f453ba04SDave Airlie goto out; 1709f453ba04SDave Airlie } 1710f453ba04SDave Airlie 1711e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 1712f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 17139440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 1714f453ba04SDave Airlie 1715f453ba04SDave Airlie out: 1716f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1717f453ba04SDave Airlie return ret; 1718f453ba04SDave Airlie } 1719f453ba04SDave Airlie 1720f453ba04SDave Airlie /** 1721f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 1722f453ba04SDave Airlie * @inode: inode from the ioctl 1723f453ba04SDave Airlie * @filp: file * from the ioctl 1724f453ba04SDave Airlie * @cmd: cmd from ioctl 1725f453ba04SDave Airlie * @arg: arg from ioctl 1726f453ba04SDave Airlie * 1727f453ba04SDave Airlie * LOCKING: 1728f453ba04SDave Airlie * Takes mode config lock. 1729f453ba04SDave Airlie * 1730f453ba04SDave Airlie * Remove the FB specified by the user. 1731f453ba04SDave Airlie * 1732f453ba04SDave Airlie * Called by the user via ioctl. 1733f453ba04SDave Airlie * 1734f453ba04SDave Airlie * RETURNS: 1735f453ba04SDave Airlie * Zero on success, errno on failure. 1736f453ba04SDave Airlie */ 1737f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 1738f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1739f453ba04SDave Airlie { 1740f453ba04SDave Airlie struct drm_mode_object *obj; 1741f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1742f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 1743f453ba04SDave Airlie uint32_t *id = data; 1744f453ba04SDave Airlie int ret = 0; 1745f453ba04SDave Airlie int found = 0; 1746f453ba04SDave Airlie 1747fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1748fb3b06c8SDave Airlie return -EINVAL; 1749fb3b06c8SDave Airlie 1750f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1751f453ba04SDave Airlie obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); 175225985edcSLucas De Marchi /* TODO check that we really get a framebuffer back. */ 1753f453ba04SDave Airlie if (!obj) { 1754f453ba04SDave Airlie DRM_ERROR("mode invalid framebuffer id\n"); 1755f453ba04SDave Airlie ret = -EINVAL; 1756f453ba04SDave Airlie goto out; 1757f453ba04SDave Airlie } 1758f453ba04SDave Airlie fb = obj_to_fb(obj); 1759f453ba04SDave Airlie 1760f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 1761f453ba04SDave Airlie if (fb == fbl) 1762f453ba04SDave Airlie found = 1; 1763f453ba04SDave Airlie 1764f453ba04SDave Airlie if (!found) { 1765f453ba04SDave Airlie DRM_ERROR("tried to remove a fb that we didn't own\n"); 1766f453ba04SDave Airlie ret = -EINVAL; 1767f453ba04SDave Airlie goto out; 1768f453ba04SDave Airlie } 1769f453ba04SDave Airlie 1770f453ba04SDave Airlie /* TODO release all crtc connected to the framebuffer */ 1771f453ba04SDave Airlie /* TODO unhock the destructor from the buffer object */ 1772f453ba04SDave Airlie 1773f453ba04SDave Airlie list_del(&fb->filp_head); 1774f453ba04SDave Airlie fb->funcs->destroy(fb); 1775f453ba04SDave Airlie 1776f453ba04SDave Airlie out: 1777f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1778f453ba04SDave Airlie return ret; 1779f453ba04SDave Airlie } 1780f453ba04SDave Airlie 1781f453ba04SDave Airlie /** 1782f453ba04SDave Airlie * drm_mode_getfb - get FB info 1783f453ba04SDave Airlie * @inode: inode from the ioctl 1784f453ba04SDave Airlie * @filp: file * from the ioctl 1785f453ba04SDave Airlie * @cmd: cmd from ioctl 1786f453ba04SDave Airlie * @arg: arg from ioctl 1787f453ba04SDave Airlie * 1788f453ba04SDave Airlie * LOCKING: 1789f453ba04SDave Airlie * Caller? (FIXME) 1790f453ba04SDave Airlie * 1791f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 1792f453ba04SDave Airlie * 1793f453ba04SDave Airlie * Called by the user via ioctl. 1794f453ba04SDave Airlie * 1795f453ba04SDave Airlie * RETURNS: 1796f453ba04SDave Airlie * Zero on success, errno on failure. 1797f453ba04SDave Airlie */ 1798f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 1799f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1800f453ba04SDave Airlie { 1801f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 1802f453ba04SDave Airlie struct drm_mode_object *obj; 1803f453ba04SDave Airlie struct drm_framebuffer *fb; 1804f453ba04SDave Airlie int ret = 0; 1805f453ba04SDave Airlie 1806fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1807fb3b06c8SDave Airlie return -EINVAL; 1808fb3b06c8SDave Airlie 1809f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1810e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 1811f453ba04SDave Airlie if (!obj) { 1812f453ba04SDave Airlie DRM_ERROR("invalid framebuffer id\n"); 1813f453ba04SDave Airlie ret = -EINVAL; 1814f453ba04SDave Airlie goto out; 1815f453ba04SDave Airlie } 1816f453ba04SDave Airlie fb = obj_to_fb(obj); 1817f453ba04SDave Airlie 1818f453ba04SDave Airlie r->height = fb->height; 1819f453ba04SDave Airlie r->width = fb->width; 1820f453ba04SDave Airlie r->depth = fb->depth; 1821f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 1822f453ba04SDave Airlie r->pitch = fb->pitch; 1823f453ba04SDave Airlie fb->funcs->create_handle(fb, file_priv, &r->handle); 1824f453ba04SDave Airlie 1825f453ba04SDave Airlie out: 1826f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1827f453ba04SDave Airlie return ret; 1828f453ba04SDave Airlie } 1829f453ba04SDave Airlie 1830884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 1831884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 1832884840aaSJakob Bornecrantz { 1833884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 1834884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 1835884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 1836884840aaSJakob Bornecrantz struct drm_mode_object *obj; 1837884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 1838884840aaSJakob Bornecrantz unsigned flags; 1839884840aaSJakob Bornecrantz int num_clips; 1840884840aaSJakob Bornecrantz int ret = 0; 1841884840aaSJakob Bornecrantz 1842fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1843fb3b06c8SDave Airlie return -EINVAL; 1844fb3b06c8SDave Airlie 1845884840aaSJakob Bornecrantz mutex_lock(&dev->mode_config.mutex); 1846884840aaSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 1847884840aaSJakob Bornecrantz if (!obj) { 1848884840aaSJakob Bornecrantz DRM_ERROR("invalid framebuffer id\n"); 1849884840aaSJakob Bornecrantz ret = -EINVAL; 1850884840aaSJakob Bornecrantz goto out_err1; 1851884840aaSJakob Bornecrantz } 1852884840aaSJakob Bornecrantz fb = obj_to_fb(obj); 1853884840aaSJakob Bornecrantz 1854884840aaSJakob Bornecrantz num_clips = r->num_clips; 1855884840aaSJakob Bornecrantz clips_ptr = (struct drm_clip_rect *)(unsigned long)r->clips_ptr; 1856884840aaSJakob Bornecrantz 1857884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 1858884840aaSJakob Bornecrantz ret = -EINVAL; 1859884840aaSJakob Bornecrantz goto out_err1; 1860884840aaSJakob Bornecrantz } 1861884840aaSJakob Bornecrantz 1862884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 1863884840aaSJakob Bornecrantz 1864884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 1865884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 1866884840aaSJakob Bornecrantz ret = -EINVAL; 1867884840aaSJakob Bornecrantz goto out_err1; 1868884840aaSJakob Bornecrantz } 1869884840aaSJakob Bornecrantz 1870884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 1871884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 1872884840aaSJakob Bornecrantz if (!clips) { 1873884840aaSJakob Bornecrantz ret = -ENOMEM; 1874884840aaSJakob Bornecrantz goto out_err1; 1875884840aaSJakob Bornecrantz } 1876884840aaSJakob Bornecrantz 1877884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 1878884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 1879e902a358SDan Carpenter if (ret) { 1880e902a358SDan Carpenter ret = -EFAULT; 1881884840aaSJakob Bornecrantz goto out_err2; 1882884840aaSJakob Bornecrantz } 1883e902a358SDan Carpenter } 1884884840aaSJakob Bornecrantz 1885884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 188602b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 188702b00162SThomas Hellstrom clips, num_clips); 1888884840aaSJakob Bornecrantz } else { 1889884840aaSJakob Bornecrantz ret = -ENOSYS; 1890884840aaSJakob Bornecrantz goto out_err2; 1891884840aaSJakob Bornecrantz } 1892884840aaSJakob Bornecrantz 1893884840aaSJakob Bornecrantz out_err2: 1894884840aaSJakob Bornecrantz kfree(clips); 1895884840aaSJakob Bornecrantz out_err1: 1896884840aaSJakob Bornecrantz mutex_unlock(&dev->mode_config.mutex); 1897884840aaSJakob Bornecrantz return ret; 1898884840aaSJakob Bornecrantz } 1899884840aaSJakob Bornecrantz 1900884840aaSJakob Bornecrantz 1901f453ba04SDave Airlie /** 1902f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 1903f453ba04SDave Airlie * @filp: file * from the ioctl 1904f453ba04SDave Airlie * 1905f453ba04SDave Airlie * LOCKING: 1906f453ba04SDave Airlie * Takes mode config lock. 1907f453ba04SDave Airlie * 1908f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 1909f453ba04SDave Airlie * 1910f453ba04SDave Airlie * Called by the user via ioctl. 1911f453ba04SDave Airlie * 1912f453ba04SDave Airlie * RETURNS: 1913f453ba04SDave Airlie * Zero on success, errno on failure. 1914f453ba04SDave Airlie */ 1915ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 1916f453ba04SDave Airlie { 1917f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 1918f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 1919f453ba04SDave Airlie 1920f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1921f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 1922f453ba04SDave Airlie list_del(&fb->filp_head); 1923f453ba04SDave Airlie fb->funcs->destroy(fb); 1924f453ba04SDave Airlie } 1925f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1926f453ba04SDave Airlie } 1927f453ba04SDave Airlie 1928f453ba04SDave Airlie /** 1929f453ba04SDave Airlie * drm_mode_attachmode - add a mode to the user mode list 1930f453ba04SDave Airlie * @dev: DRM device 1931f453ba04SDave Airlie * @connector: connector to add the mode to 1932f453ba04SDave Airlie * @mode: mode to add 1933f453ba04SDave Airlie * 1934f453ba04SDave Airlie * Add @mode to @connector's user mode list. 1935f453ba04SDave Airlie */ 1936f453ba04SDave Airlie static int drm_mode_attachmode(struct drm_device *dev, 1937f453ba04SDave Airlie struct drm_connector *connector, 1938f453ba04SDave Airlie struct drm_display_mode *mode) 1939f453ba04SDave Airlie { 1940f453ba04SDave Airlie int ret = 0; 1941f453ba04SDave Airlie 1942f453ba04SDave Airlie list_add_tail(&mode->head, &connector->user_modes); 1943f453ba04SDave Airlie return ret; 1944f453ba04SDave Airlie } 1945f453ba04SDave Airlie 1946f453ba04SDave Airlie int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 1947f453ba04SDave Airlie struct drm_display_mode *mode) 1948f453ba04SDave Airlie { 1949f453ba04SDave Airlie struct drm_connector *connector; 1950f453ba04SDave Airlie int ret = 0; 1951f453ba04SDave Airlie struct drm_display_mode *dup_mode; 1952f453ba04SDave Airlie int need_dup = 0; 1953f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 1954f453ba04SDave Airlie if (!connector->encoder) 1955f453ba04SDave Airlie break; 1956f453ba04SDave Airlie if (connector->encoder->crtc == crtc) { 1957f453ba04SDave Airlie if (need_dup) 1958f453ba04SDave Airlie dup_mode = drm_mode_duplicate(dev, mode); 1959f453ba04SDave Airlie else 1960f453ba04SDave Airlie dup_mode = mode; 1961f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, dup_mode); 1962f453ba04SDave Airlie if (ret) 1963f453ba04SDave Airlie return ret; 1964f453ba04SDave Airlie need_dup = 1; 1965f453ba04SDave Airlie } 1966f453ba04SDave Airlie } 1967f453ba04SDave Airlie return 0; 1968f453ba04SDave Airlie } 1969f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_attachmode_crtc); 1970f453ba04SDave Airlie 1971f453ba04SDave Airlie static int drm_mode_detachmode(struct drm_device *dev, 1972f453ba04SDave Airlie struct drm_connector *connector, 1973f453ba04SDave Airlie struct drm_display_mode *mode) 1974f453ba04SDave Airlie { 1975f453ba04SDave Airlie int found = 0; 1976f453ba04SDave Airlie int ret = 0; 1977f453ba04SDave Airlie struct drm_display_mode *match_mode, *t; 1978f453ba04SDave Airlie 1979f453ba04SDave Airlie list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 1980f453ba04SDave Airlie if (drm_mode_equal(match_mode, mode)) { 1981f453ba04SDave Airlie list_del(&match_mode->head); 1982f453ba04SDave Airlie drm_mode_destroy(dev, match_mode); 1983f453ba04SDave Airlie found = 1; 1984f453ba04SDave Airlie break; 1985f453ba04SDave Airlie } 1986f453ba04SDave Airlie } 1987f453ba04SDave Airlie 1988f453ba04SDave Airlie if (!found) 1989f453ba04SDave Airlie ret = -EINVAL; 1990f453ba04SDave Airlie 1991f453ba04SDave Airlie return ret; 1992f453ba04SDave Airlie } 1993f453ba04SDave Airlie 1994f453ba04SDave Airlie int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 1995f453ba04SDave Airlie { 1996f453ba04SDave Airlie struct drm_connector *connector; 1997f453ba04SDave Airlie 1998f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 1999f453ba04SDave Airlie drm_mode_detachmode(dev, connector, mode); 2000f453ba04SDave Airlie } 2001f453ba04SDave Airlie return 0; 2002f453ba04SDave Airlie } 2003f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_detachmode_crtc); 2004f453ba04SDave Airlie 2005f453ba04SDave Airlie /** 2006f453ba04SDave Airlie * drm_fb_attachmode - Attach a user mode to an connector 2007f453ba04SDave Airlie * @inode: inode from the ioctl 2008f453ba04SDave Airlie * @filp: file * from the ioctl 2009f453ba04SDave Airlie * @cmd: cmd from ioctl 2010f453ba04SDave Airlie * @arg: arg from ioctl 2011f453ba04SDave Airlie * 2012f453ba04SDave Airlie * This attaches a user specified mode to an connector. 2013f453ba04SDave Airlie * Called by the user via ioctl. 2014f453ba04SDave Airlie * 2015f453ba04SDave Airlie * RETURNS: 2016f453ba04SDave Airlie * Zero on success, errno on failure. 2017f453ba04SDave Airlie */ 2018f453ba04SDave Airlie int drm_mode_attachmode_ioctl(struct drm_device *dev, 2019f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2020f453ba04SDave Airlie { 2021f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2022f453ba04SDave Airlie struct drm_connector *connector; 2023f453ba04SDave Airlie struct drm_display_mode *mode; 2024f453ba04SDave Airlie struct drm_mode_object *obj; 2025f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2026f453ba04SDave Airlie int ret = 0; 2027f453ba04SDave Airlie 2028fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2029fb3b06c8SDave Airlie return -EINVAL; 2030fb3b06c8SDave Airlie 2031f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2032f453ba04SDave Airlie 2033f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2034f453ba04SDave Airlie if (!obj) { 2035f453ba04SDave Airlie ret = -EINVAL; 2036f453ba04SDave Airlie goto out; 2037f453ba04SDave Airlie } 2038f453ba04SDave Airlie connector = obj_to_connector(obj); 2039f453ba04SDave Airlie 2040f453ba04SDave Airlie mode = drm_mode_create(dev); 2041f453ba04SDave Airlie if (!mode) { 2042f453ba04SDave Airlie ret = -ENOMEM; 2043f453ba04SDave Airlie goto out; 2044f453ba04SDave Airlie } 2045f453ba04SDave Airlie 2046f453ba04SDave Airlie drm_crtc_convert_umode(mode, umode); 2047f453ba04SDave Airlie 2048f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, mode); 2049f453ba04SDave Airlie out: 2050f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2051f453ba04SDave Airlie return ret; 2052f453ba04SDave Airlie } 2053f453ba04SDave Airlie 2054f453ba04SDave Airlie 2055f453ba04SDave Airlie /** 2056f453ba04SDave Airlie * drm_fb_detachmode - Detach a user specified mode from an connector 2057f453ba04SDave Airlie * @inode: inode from the ioctl 2058f453ba04SDave Airlie * @filp: file * from the ioctl 2059f453ba04SDave Airlie * @cmd: cmd from ioctl 2060f453ba04SDave Airlie * @arg: arg from ioctl 2061f453ba04SDave Airlie * 2062f453ba04SDave Airlie * Called by the user via ioctl. 2063f453ba04SDave Airlie * 2064f453ba04SDave Airlie * RETURNS: 2065f453ba04SDave Airlie * Zero on success, errno on failure. 2066f453ba04SDave Airlie */ 2067f453ba04SDave Airlie int drm_mode_detachmode_ioctl(struct drm_device *dev, 2068f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2069f453ba04SDave Airlie { 2070f453ba04SDave Airlie struct drm_mode_object *obj; 2071f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2072f453ba04SDave Airlie struct drm_connector *connector; 2073f453ba04SDave Airlie struct drm_display_mode mode; 2074f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2075f453ba04SDave Airlie int ret = 0; 2076f453ba04SDave Airlie 2077fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2078fb3b06c8SDave Airlie return -EINVAL; 2079fb3b06c8SDave Airlie 2080f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2081f453ba04SDave Airlie 2082f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2083f453ba04SDave Airlie if (!obj) { 2084f453ba04SDave Airlie ret = -EINVAL; 2085f453ba04SDave Airlie goto out; 2086f453ba04SDave Airlie } 2087f453ba04SDave Airlie connector = obj_to_connector(obj); 2088f453ba04SDave Airlie 2089f453ba04SDave Airlie drm_crtc_convert_umode(&mode, umode); 2090f453ba04SDave Airlie ret = drm_mode_detachmode(dev, connector, &mode); 2091f453ba04SDave Airlie out: 2092f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2093f453ba04SDave Airlie return ret; 2094f453ba04SDave Airlie } 2095f453ba04SDave Airlie 2096f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2097f453ba04SDave Airlie const char *name, int num_values) 2098f453ba04SDave Airlie { 2099f453ba04SDave Airlie struct drm_property *property = NULL; 2100f453ba04SDave Airlie 2101f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2102f453ba04SDave Airlie if (!property) 2103f453ba04SDave Airlie return NULL; 2104f453ba04SDave Airlie 2105f453ba04SDave Airlie if (num_values) { 2106f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2107f453ba04SDave Airlie if (!property->values) 2108f453ba04SDave Airlie goto fail; 2109f453ba04SDave Airlie } 2110f453ba04SDave Airlie 2111f453ba04SDave Airlie drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 2112f453ba04SDave Airlie property->flags = flags; 2113f453ba04SDave Airlie property->num_values = num_values; 2114f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2115f453ba04SDave Airlie 2116f453ba04SDave Airlie if (name) 2117f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2118f453ba04SDave Airlie 2119f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2120f453ba04SDave Airlie return property; 2121f453ba04SDave Airlie fail: 2122f453ba04SDave Airlie kfree(property); 2123f453ba04SDave Airlie return NULL; 2124f453ba04SDave Airlie } 2125f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2126f453ba04SDave Airlie 2127f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2128f453ba04SDave Airlie uint64_t value, const char *name) 2129f453ba04SDave Airlie { 2130f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2131f453ba04SDave Airlie 2132f453ba04SDave Airlie if (!(property->flags & DRM_MODE_PROP_ENUM)) 2133f453ba04SDave Airlie return -EINVAL; 2134f453ba04SDave Airlie 2135f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2136f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2137f453ba04SDave Airlie if (prop_enum->value == value) { 2138f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2139f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2140f453ba04SDave Airlie return 0; 2141f453ba04SDave Airlie } 2142f453ba04SDave Airlie } 2143f453ba04SDave Airlie } 2144f453ba04SDave Airlie 2145f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2146f453ba04SDave Airlie if (!prop_enum) 2147f453ba04SDave Airlie return -ENOMEM; 2148f453ba04SDave Airlie 2149f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2150f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2151f453ba04SDave Airlie prop_enum->value = value; 2152f453ba04SDave Airlie 2153f453ba04SDave Airlie property->values[index] = value; 2154f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2155f453ba04SDave Airlie return 0; 2156f453ba04SDave Airlie } 2157f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2158f453ba04SDave Airlie 2159f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2160f453ba04SDave Airlie { 2161f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2162f453ba04SDave Airlie 2163f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2164f453ba04SDave Airlie list_del(&prop_enum->head); 2165f453ba04SDave Airlie kfree(prop_enum); 2166f453ba04SDave Airlie } 2167f453ba04SDave Airlie 2168f453ba04SDave Airlie if (property->num_values) 2169f453ba04SDave Airlie kfree(property->values); 2170f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2171f453ba04SDave Airlie list_del(&property->head); 2172f453ba04SDave Airlie kfree(property); 2173f453ba04SDave Airlie } 2174f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2175f453ba04SDave Airlie 2176f453ba04SDave Airlie int drm_connector_attach_property(struct drm_connector *connector, 2177f453ba04SDave Airlie struct drm_property *property, uint64_t init_val) 2178f453ba04SDave Airlie { 2179f453ba04SDave Airlie int i; 2180f453ba04SDave Airlie 2181f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2182f453ba04SDave Airlie if (connector->property_ids[i] == 0) { 2183f453ba04SDave Airlie connector->property_ids[i] = property->base.id; 2184f453ba04SDave Airlie connector->property_values[i] = init_val; 2185f453ba04SDave Airlie break; 2186f453ba04SDave Airlie } 2187f453ba04SDave Airlie } 2188f453ba04SDave Airlie 2189f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2190f453ba04SDave Airlie return -EINVAL; 2191f453ba04SDave Airlie return 0; 2192f453ba04SDave Airlie } 2193f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_attach_property); 2194f453ba04SDave Airlie 2195f453ba04SDave Airlie int drm_connector_property_set_value(struct drm_connector *connector, 2196f453ba04SDave Airlie struct drm_property *property, uint64_t value) 2197f453ba04SDave Airlie { 2198f453ba04SDave Airlie int i; 2199f453ba04SDave Airlie 2200f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2201f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2202f453ba04SDave Airlie connector->property_values[i] = value; 2203f453ba04SDave Airlie break; 2204f453ba04SDave Airlie } 2205f453ba04SDave Airlie } 2206f453ba04SDave Airlie 2207f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2208f453ba04SDave Airlie return -EINVAL; 2209f453ba04SDave Airlie return 0; 2210f453ba04SDave Airlie } 2211f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_set_value); 2212f453ba04SDave Airlie 2213f453ba04SDave Airlie int drm_connector_property_get_value(struct drm_connector *connector, 2214f453ba04SDave Airlie struct drm_property *property, uint64_t *val) 2215f453ba04SDave Airlie { 2216f453ba04SDave Airlie int i; 2217f453ba04SDave Airlie 2218f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2219f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2220f453ba04SDave Airlie *val = connector->property_values[i]; 2221f453ba04SDave Airlie break; 2222f453ba04SDave Airlie } 2223f453ba04SDave Airlie } 2224f453ba04SDave Airlie 2225f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2226f453ba04SDave Airlie return -EINVAL; 2227f453ba04SDave Airlie return 0; 2228f453ba04SDave Airlie } 2229f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_get_value); 2230f453ba04SDave Airlie 2231f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 2232f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2233f453ba04SDave Airlie { 2234f453ba04SDave Airlie struct drm_mode_object *obj; 2235f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 2236f453ba04SDave Airlie struct drm_property *property; 2237f453ba04SDave Airlie int enum_count = 0; 2238f453ba04SDave Airlie int blob_count = 0; 2239f453ba04SDave Airlie int value_count = 0; 2240f453ba04SDave Airlie int ret = 0, i; 2241f453ba04SDave Airlie int copied; 2242f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2243f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 2244f453ba04SDave Airlie struct drm_property_blob *prop_blob; 2245f453ba04SDave Airlie uint32_t *blob_id_ptr; 2246f453ba04SDave Airlie uint64_t __user *values_ptr; 2247f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 2248f453ba04SDave Airlie 2249fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2250fb3b06c8SDave Airlie return -EINVAL; 2251fb3b06c8SDave Airlie 2252f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2253f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2254f453ba04SDave Airlie if (!obj) { 2255f453ba04SDave Airlie ret = -EINVAL; 2256f453ba04SDave Airlie goto done; 2257f453ba04SDave Airlie } 2258f453ba04SDave Airlie property = obj_to_property(obj); 2259f453ba04SDave Airlie 2260f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2261f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 2262f453ba04SDave Airlie enum_count++; 2263f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 2264f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 2265f453ba04SDave Airlie blob_count++; 2266f453ba04SDave Airlie } 2267f453ba04SDave Airlie 2268f453ba04SDave Airlie value_count = property->num_values; 2269f453ba04SDave Airlie 2270f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 2271f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 2272f453ba04SDave Airlie out_resp->flags = property->flags; 2273f453ba04SDave Airlie 2274f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 2275f453ba04SDave Airlie values_ptr = (uint64_t *)(unsigned long)out_resp->values_ptr; 2276f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 2277f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 2278f453ba04SDave Airlie ret = -EFAULT; 2279f453ba04SDave Airlie goto done; 2280f453ba04SDave Airlie } 2281f453ba04SDave Airlie } 2282f453ba04SDave Airlie } 2283f453ba04SDave Airlie out_resp->count_values = value_count; 2284f453ba04SDave Airlie 2285f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2286f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 2287f453ba04SDave Airlie copied = 0; 2288f453ba04SDave Airlie enum_ptr = (struct drm_mode_property_enum *)(unsigned long)out_resp->enum_blob_ptr; 2289f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2290f453ba04SDave Airlie 2291f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 2292f453ba04SDave Airlie ret = -EFAULT; 2293f453ba04SDave Airlie goto done; 2294f453ba04SDave Airlie } 2295f453ba04SDave Airlie 2296f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 2297f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 2298f453ba04SDave Airlie ret = -EFAULT; 2299f453ba04SDave Airlie goto done; 2300f453ba04SDave Airlie } 2301f453ba04SDave Airlie copied++; 2302f453ba04SDave Airlie } 2303f453ba04SDave Airlie } 2304f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 2305f453ba04SDave Airlie } 2306f453ba04SDave Airlie 2307f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 2308f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 2309f453ba04SDave Airlie copied = 0; 2310f453ba04SDave Airlie blob_id_ptr = (uint32_t *)(unsigned long)out_resp->enum_blob_ptr; 2311f453ba04SDave Airlie blob_length_ptr = (uint32_t *)(unsigned long)out_resp->values_ptr; 2312f453ba04SDave Airlie 2313f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 2314f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 2315f453ba04SDave Airlie ret = -EFAULT; 2316f453ba04SDave Airlie goto done; 2317f453ba04SDave Airlie } 2318f453ba04SDave Airlie 2319f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 2320f453ba04SDave Airlie ret = -EFAULT; 2321f453ba04SDave Airlie goto done; 2322f453ba04SDave Airlie } 2323f453ba04SDave Airlie 2324f453ba04SDave Airlie copied++; 2325f453ba04SDave Airlie } 2326f453ba04SDave Airlie } 2327f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 2328f453ba04SDave Airlie } 2329f453ba04SDave Airlie done: 2330f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2331f453ba04SDave Airlie return ret; 2332f453ba04SDave Airlie } 2333f453ba04SDave Airlie 2334f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 2335f453ba04SDave Airlie void *data) 2336f453ba04SDave Airlie { 2337f453ba04SDave Airlie struct drm_property_blob *blob; 2338f453ba04SDave Airlie 2339f453ba04SDave Airlie if (!length || !data) 2340f453ba04SDave Airlie return NULL; 2341f453ba04SDave Airlie 2342f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 2343f453ba04SDave Airlie if (!blob) 2344f453ba04SDave Airlie return NULL; 2345f453ba04SDave Airlie 2346f453ba04SDave Airlie blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob)); 2347f453ba04SDave Airlie blob->length = length; 2348f453ba04SDave Airlie 2349f453ba04SDave Airlie memcpy(blob->data, data, length); 2350f453ba04SDave Airlie 2351f453ba04SDave Airlie drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 2352f453ba04SDave Airlie 2353f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 2354f453ba04SDave Airlie return blob; 2355f453ba04SDave Airlie } 2356f453ba04SDave Airlie 2357f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 2358f453ba04SDave Airlie struct drm_property_blob *blob) 2359f453ba04SDave Airlie { 2360f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 2361f453ba04SDave Airlie list_del(&blob->head); 2362f453ba04SDave Airlie kfree(blob); 2363f453ba04SDave Airlie } 2364f453ba04SDave Airlie 2365f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 2366f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2367f453ba04SDave Airlie { 2368f453ba04SDave Airlie struct drm_mode_object *obj; 2369f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 2370f453ba04SDave Airlie struct drm_property_blob *blob; 2371f453ba04SDave Airlie int ret = 0; 2372f453ba04SDave Airlie void *blob_ptr; 2373f453ba04SDave Airlie 2374fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2375fb3b06c8SDave Airlie return -EINVAL; 2376fb3b06c8SDave Airlie 2377f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2378f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 2379f453ba04SDave Airlie if (!obj) { 2380f453ba04SDave Airlie ret = -EINVAL; 2381f453ba04SDave Airlie goto done; 2382f453ba04SDave Airlie } 2383f453ba04SDave Airlie blob = obj_to_blob(obj); 2384f453ba04SDave Airlie 2385f453ba04SDave Airlie if (out_resp->length == blob->length) { 2386f453ba04SDave Airlie blob_ptr = (void *)(unsigned long)out_resp->data; 2387f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 2388f453ba04SDave Airlie ret = -EFAULT; 2389f453ba04SDave Airlie goto done; 2390f453ba04SDave Airlie } 2391f453ba04SDave Airlie } 2392f453ba04SDave Airlie out_resp->length = blob->length; 2393f453ba04SDave Airlie 2394f453ba04SDave Airlie done: 2395f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2396f453ba04SDave Airlie return ret; 2397f453ba04SDave Airlie } 2398f453ba04SDave Airlie 2399f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 2400f453ba04SDave Airlie struct edid *edid) 2401f453ba04SDave Airlie { 2402f453ba04SDave Airlie struct drm_device *dev = connector->dev; 24037466f4ccSAdam Jackson int ret = 0, size; 2404f453ba04SDave Airlie 2405f453ba04SDave Airlie if (connector->edid_blob_ptr) 2406f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 2407f453ba04SDave Airlie 2408f453ba04SDave Airlie /* Delete edid, when there is none. */ 2409f453ba04SDave Airlie if (!edid) { 2410f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 2411f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, dev->mode_config.edid_property, 0); 2412f453ba04SDave Airlie return ret; 2413f453ba04SDave Airlie } 2414f453ba04SDave Airlie 24157466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 24167466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 24177466f4ccSAdam Jackson size, edid); 2418f453ba04SDave Airlie 2419f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, 2420f453ba04SDave Airlie dev->mode_config.edid_property, 2421f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 2422f453ba04SDave Airlie 2423f453ba04SDave Airlie return ret; 2424f453ba04SDave Airlie } 2425f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 2426f453ba04SDave Airlie 2427f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 2428f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2429f453ba04SDave Airlie { 2430f453ba04SDave Airlie struct drm_mode_connector_set_property *out_resp = data; 2431f453ba04SDave Airlie struct drm_mode_object *obj; 2432f453ba04SDave Airlie struct drm_property *property; 2433f453ba04SDave Airlie struct drm_connector *connector; 2434f453ba04SDave Airlie int ret = -EINVAL; 2435f453ba04SDave Airlie int i; 2436f453ba04SDave Airlie 2437fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2438fb3b06c8SDave Airlie return -EINVAL; 2439fb3b06c8SDave Airlie 2440f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2441f453ba04SDave Airlie 2442f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2443f453ba04SDave Airlie if (!obj) { 2444f453ba04SDave Airlie goto out; 2445f453ba04SDave Airlie } 2446f453ba04SDave Airlie connector = obj_to_connector(obj); 2447f453ba04SDave Airlie 2448f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2449f453ba04SDave Airlie if (connector->property_ids[i] == out_resp->prop_id) 2450f453ba04SDave Airlie break; 2451f453ba04SDave Airlie } 2452f453ba04SDave Airlie 2453f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) { 2454f453ba04SDave Airlie goto out; 2455f453ba04SDave Airlie } 2456f453ba04SDave Airlie 2457f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2458f453ba04SDave Airlie if (!obj) { 2459f453ba04SDave Airlie goto out; 2460f453ba04SDave Airlie } 2461f453ba04SDave Airlie property = obj_to_property(obj); 2462f453ba04SDave Airlie 2463f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_IMMUTABLE) 2464f453ba04SDave Airlie goto out; 2465f453ba04SDave Airlie 2466f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_RANGE) { 2467f453ba04SDave Airlie if (out_resp->value < property->values[0]) 2468f453ba04SDave Airlie goto out; 2469f453ba04SDave Airlie 2470f453ba04SDave Airlie if (out_resp->value > property->values[1]) 2471f453ba04SDave Airlie goto out; 2472f453ba04SDave Airlie } else { 2473f453ba04SDave Airlie int found = 0; 2474f453ba04SDave Airlie for (i = 0; i < property->num_values; i++) { 2475f453ba04SDave Airlie if (property->values[i] == out_resp->value) { 2476f453ba04SDave Airlie found = 1; 2477f453ba04SDave Airlie break; 2478f453ba04SDave Airlie } 2479f453ba04SDave Airlie } 2480f453ba04SDave Airlie if (!found) { 2481f453ba04SDave Airlie goto out; 2482f453ba04SDave Airlie } 2483f453ba04SDave Airlie } 2484f453ba04SDave Airlie 2485c9fb15f6SKeith Packard /* Do DPMS ourselves */ 2486c9fb15f6SKeith Packard if (property == connector->dev->mode_config.dpms_property) { 2487c9fb15f6SKeith Packard if (connector->funcs->dpms) 2488c9fb15f6SKeith Packard (*connector->funcs->dpms)(connector, (int) out_resp->value); 2489c9fb15f6SKeith Packard ret = 0; 2490c9fb15f6SKeith Packard } else if (connector->funcs->set_property) 2491f453ba04SDave Airlie ret = connector->funcs->set_property(connector, property, out_resp->value); 2492f453ba04SDave Airlie 2493af901ca1SAndré Goddard Rosa /* store the property value if successful */ 2494f453ba04SDave Airlie if (!ret) 2495f453ba04SDave Airlie drm_connector_property_set_value(connector, property, out_resp->value); 2496f453ba04SDave Airlie out: 2497f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2498f453ba04SDave Airlie return ret; 2499f453ba04SDave Airlie } 2500f453ba04SDave Airlie 2501f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 2502f453ba04SDave Airlie struct drm_encoder *encoder) 2503f453ba04SDave Airlie { 2504f453ba04SDave Airlie int i; 2505f453ba04SDave Airlie 2506f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 2507f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 2508f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 2509f453ba04SDave Airlie return 0; 2510f453ba04SDave Airlie } 2511f453ba04SDave Airlie } 2512f453ba04SDave Airlie return -ENOMEM; 2513f453ba04SDave Airlie } 2514f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 2515f453ba04SDave Airlie 2516f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 2517f453ba04SDave Airlie struct drm_encoder *encoder) 2518f453ba04SDave Airlie { 2519f453ba04SDave Airlie int i; 2520f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 2521f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 2522f453ba04SDave Airlie connector->encoder_ids[i] = 0; 2523f453ba04SDave Airlie if (connector->encoder == encoder) 2524f453ba04SDave Airlie connector->encoder = NULL; 2525f453ba04SDave Airlie break; 2526f453ba04SDave Airlie } 2527f453ba04SDave Airlie } 2528f453ba04SDave Airlie } 2529f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 2530f453ba04SDave Airlie 2531f453ba04SDave Airlie bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 2532f453ba04SDave Airlie int gamma_size) 2533f453ba04SDave Airlie { 2534f453ba04SDave Airlie crtc->gamma_size = gamma_size; 2535f453ba04SDave Airlie 2536f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 2537f453ba04SDave Airlie if (!crtc->gamma_store) { 2538f453ba04SDave Airlie crtc->gamma_size = 0; 2539f453ba04SDave Airlie return false; 2540f453ba04SDave Airlie } 2541f453ba04SDave Airlie 2542f453ba04SDave Airlie return true; 2543f453ba04SDave Airlie } 2544f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 2545f453ba04SDave Airlie 2546f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 2547f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2548f453ba04SDave Airlie { 2549f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 2550f453ba04SDave Airlie struct drm_mode_object *obj; 2551f453ba04SDave Airlie struct drm_crtc *crtc; 2552f453ba04SDave Airlie void *r_base, *g_base, *b_base; 2553f453ba04SDave Airlie int size; 2554f453ba04SDave Airlie int ret = 0; 2555f453ba04SDave Airlie 2556fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2557fb3b06c8SDave Airlie return -EINVAL; 2558fb3b06c8SDave Airlie 2559f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2560f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 2561f453ba04SDave Airlie if (!obj) { 2562f453ba04SDave Airlie ret = -EINVAL; 2563f453ba04SDave Airlie goto out; 2564f453ba04SDave Airlie } 2565f453ba04SDave Airlie crtc = obj_to_crtc(obj); 2566f453ba04SDave Airlie 2567f453ba04SDave Airlie /* memcpy into gamma store */ 2568f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 2569f453ba04SDave Airlie ret = -EINVAL; 2570f453ba04SDave Airlie goto out; 2571f453ba04SDave Airlie } 2572f453ba04SDave Airlie 2573f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 2574f453ba04SDave Airlie r_base = crtc->gamma_store; 2575f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 2576f453ba04SDave Airlie ret = -EFAULT; 2577f453ba04SDave Airlie goto out; 2578f453ba04SDave Airlie } 2579f453ba04SDave Airlie 2580f453ba04SDave Airlie g_base = r_base + size; 2581f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 2582f453ba04SDave Airlie ret = -EFAULT; 2583f453ba04SDave Airlie goto out; 2584f453ba04SDave Airlie } 2585f453ba04SDave Airlie 2586f453ba04SDave Airlie b_base = g_base + size; 2587f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 2588f453ba04SDave Airlie ret = -EFAULT; 2589f453ba04SDave Airlie goto out; 2590f453ba04SDave Airlie } 2591f453ba04SDave Airlie 25927203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 2593f453ba04SDave Airlie 2594f453ba04SDave Airlie out: 2595f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2596f453ba04SDave Airlie return ret; 2597f453ba04SDave Airlie 2598f453ba04SDave Airlie } 2599f453ba04SDave Airlie 2600f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 2601f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2602f453ba04SDave Airlie { 2603f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 2604f453ba04SDave Airlie struct drm_mode_object *obj; 2605f453ba04SDave Airlie struct drm_crtc *crtc; 2606f453ba04SDave Airlie void *r_base, *g_base, *b_base; 2607f453ba04SDave Airlie int size; 2608f453ba04SDave Airlie int ret = 0; 2609f453ba04SDave Airlie 2610fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2611fb3b06c8SDave Airlie return -EINVAL; 2612fb3b06c8SDave Airlie 2613f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2614f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 2615f453ba04SDave Airlie if (!obj) { 2616f453ba04SDave Airlie ret = -EINVAL; 2617f453ba04SDave Airlie goto out; 2618f453ba04SDave Airlie } 2619f453ba04SDave Airlie crtc = obj_to_crtc(obj); 2620f453ba04SDave Airlie 2621f453ba04SDave Airlie /* memcpy into gamma store */ 2622f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 2623f453ba04SDave Airlie ret = -EINVAL; 2624f453ba04SDave Airlie goto out; 2625f453ba04SDave Airlie } 2626f453ba04SDave Airlie 2627f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 2628f453ba04SDave Airlie r_base = crtc->gamma_store; 2629f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 2630f453ba04SDave Airlie ret = -EFAULT; 2631f453ba04SDave Airlie goto out; 2632f453ba04SDave Airlie } 2633f453ba04SDave Airlie 2634f453ba04SDave Airlie g_base = r_base + size; 2635f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 2636f453ba04SDave Airlie ret = -EFAULT; 2637f453ba04SDave Airlie goto out; 2638f453ba04SDave Airlie } 2639f453ba04SDave Airlie 2640f453ba04SDave Airlie b_base = g_base + size; 2641f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 2642f453ba04SDave Airlie ret = -EFAULT; 2643f453ba04SDave Airlie goto out; 2644f453ba04SDave Airlie } 2645f453ba04SDave Airlie out: 2646f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2647f453ba04SDave Airlie return ret; 2648f453ba04SDave Airlie } 2649d91d8a3fSKristian Høgsberg 2650d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 2651d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 2652d91d8a3fSKristian Høgsberg { 2653d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 2654d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 2655d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 2656d91d8a3fSKristian Høgsberg struct drm_framebuffer *fb; 2657d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 2658d91d8a3fSKristian Høgsberg unsigned long flags; 2659d91d8a3fSKristian Høgsberg int ret = -EINVAL; 2660d91d8a3fSKristian Høgsberg 2661d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 2662d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 2663d91d8a3fSKristian Høgsberg return -EINVAL; 2664d91d8a3fSKristian Høgsberg 2665d91d8a3fSKristian Høgsberg mutex_lock(&dev->mode_config.mutex); 2666d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 2667d91d8a3fSKristian Høgsberg if (!obj) 2668d91d8a3fSKristian Høgsberg goto out; 2669d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 2670d91d8a3fSKristian Høgsberg 267190c1efddSChris Wilson if (crtc->fb == NULL) { 267290c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 267390c1efddSChris Wilson * due to a hotplug event, that userspace has not 267490c1efddSChris Wilson * yet discovered. 267590c1efddSChris Wilson */ 267690c1efddSChris Wilson ret = -EBUSY; 267790c1efddSChris Wilson goto out; 267890c1efddSChris Wilson } 267990c1efddSChris Wilson 2680d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 2681d91d8a3fSKristian Høgsberg goto out; 2682d91d8a3fSKristian Høgsberg 2683d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); 2684d91d8a3fSKristian Høgsberg if (!obj) 2685d91d8a3fSKristian Høgsberg goto out; 2686d91d8a3fSKristian Høgsberg fb = obj_to_fb(obj); 2687d91d8a3fSKristian Høgsberg 2688d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 2689d91d8a3fSKristian Høgsberg ret = -ENOMEM; 2690d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 2691d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 2692d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 2693d91d8a3fSKristian Høgsberg goto out; 2694d91d8a3fSKristian Høgsberg } 2695d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 2696d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 2697d91d8a3fSKristian Høgsberg 2698d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 2699d91d8a3fSKristian Høgsberg if (e == NULL) { 2700d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 2701d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 2702d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 2703d91d8a3fSKristian Høgsberg goto out; 2704d91d8a3fSKristian Høgsberg } 2705d91d8a3fSKristian Høgsberg 27067bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 2707d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 2708d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 2709d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 2710d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 2711d91d8a3fSKristian Høgsberg e->base.destroy = 2712d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 2713d91d8a3fSKristian Høgsberg } 2714d91d8a3fSKristian Høgsberg 2715d91d8a3fSKristian Høgsberg ret = crtc->funcs->page_flip(crtc, fb, e); 2716d91d8a3fSKristian Høgsberg if (ret) { 2717d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 2718d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 2719d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 2720d91d8a3fSKristian Høgsberg kfree(e); 2721d91d8a3fSKristian Høgsberg } 2722d91d8a3fSKristian Høgsberg 2723d91d8a3fSKristian Høgsberg out: 2724d91d8a3fSKristian Høgsberg mutex_unlock(&dev->mode_config.mutex); 2725d91d8a3fSKristian Høgsberg return ret; 2726d91d8a3fSKristian Høgsberg } 2727eb033556SChris Wilson 2728eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 2729eb033556SChris Wilson { 2730eb033556SChris Wilson struct drm_crtc *crtc; 2731eb033556SChris Wilson struct drm_encoder *encoder; 2732eb033556SChris Wilson struct drm_connector *connector; 2733eb033556SChris Wilson 2734eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 2735eb033556SChris Wilson if (crtc->funcs->reset) 2736eb033556SChris Wilson crtc->funcs->reset(crtc); 2737eb033556SChris Wilson 2738eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 2739eb033556SChris Wilson if (encoder->funcs->reset) 2740eb033556SChris Wilson encoder->funcs->reset(encoder); 2741eb033556SChris Wilson 2742eb033556SChris Wilson list_for_each_entry(connector, &dev->mode_config.connector_list, head) 2743eb033556SChris Wilson if (connector->funcs->reset) 2744eb033556SChris Wilson connector->funcs->reset(connector); 2745eb033556SChris Wilson } 2746eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 2747ff72145bSDave Airlie 2748ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 2749ff72145bSDave Airlie void *data, struct drm_file *file_priv) 2750ff72145bSDave Airlie { 2751ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 2752ff72145bSDave Airlie 2753ff72145bSDave Airlie if (!dev->driver->dumb_create) 2754ff72145bSDave Airlie return -ENOSYS; 2755ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 2756ff72145bSDave Airlie } 2757ff72145bSDave Airlie 2758ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 2759ff72145bSDave Airlie void *data, struct drm_file *file_priv) 2760ff72145bSDave Airlie { 2761ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 2762ff72145bSDave Airlie 2763ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 2764ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 2765ff72145bSDave Airlie return -ENOSYS; 2766ff72145bSDave Airlie 2767ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 2768ff72145bSDave Airlie } 2769ff72145bSDave Airlie 2770ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 2771ff72145bSDave Airlie void *data, struct drm_file *file_priv) 2772ff72145bSDave Airlie { 2773ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 2774ff72145bSDave Airlie 2775ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 2776ff72145bSDave Airlie return -ENOSYS; 2777ff72145bSDave Airlie 2778ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 2779ff72145bSDave Airlie } 2780