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> 342d1a8a48SPaul Gortmaker #include <linux/export.h> 35f453ba04SDave Airlie #include "drm.h" 36f453ba04SDave Airlie #include "drmP.h" 37f453ba04SDave Airlie #include "drm_crtc.h" 387466f4ccSAdam Jackson #include "drm_edid.h" 39308e5bcbSJesse Barnes #include "drm_fourcc.h" 40f453ba04SDave Airlie 41f453ba04SDave Airlie /* Avoid boilerplate. I'm tired of typing. */ 42f453ba04SDave Airlie #define DRM_ENUM_NAME_FN(fnname, list) \ 43f453ba04SDave Airlie char *fnname(int val) \ 44f453ba04SDave Airlie { \ 45f453ba04SDave Airlie int i; \ 46f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(list); i++) { \ 47f453ba04SDave Airlie if (list[i].type == val) \ 48f453ba04SDave Airlie return list[i].name; \ 49f453ba04SDave Airlie } \ 50f453ba04SDave Airlie return "(unknown)"; \ 51f453ba04SDave Airlie } 52f453ba04SDave Airlie 53f453ba04SDave Airlie /* 54f453ba04SDave Airlie * Global properties 55f453ba04SDave Airlie */ 56f453ba04SDave Airlie static struct drm_prop_enum_list drm_dpms_enum_list[] = 57f453ba04SDave Airlie { { DRM_MODE_DPMS_ON, "On" }, 58f453ba04SDave Airlie { DRM_MODE_DPMS_STANDBY, "Standby" }, 59f453ba04SDave Airlie { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 60f453ba04SDave Airlie { DRM_MODE_DPMS_OFF, "Off" } 61f453ba04SDave Airlie }; 62f453ba04SDave Airlie 63f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 64f453ba04SDave Airlie 65f453ba04SDave Airlie /* 66f453ba04SDave Airlie * Optional properties 67f453ba04SDave Airlie */ 68f453ba04SDave Airlie static struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 69f453ba04SDave Airlie { 7053bd8389SJesse Barnes { DRM_MODE_SCALE_NONE, "None" }, 7153bd8389SJesse Barnes { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 7253bd8389SJesse Barnes { DRM_MODE_SCALE_CENTER, "Center" }, 7353bd8389SJesse Barnes { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 74f453ba04SDave Airlie }; 75f453ba04SDave Airlie 76f453ba04SDave Airlie static struct drm_prop_enum_list drm_dithering_mode_enum_list[] = 77f453ba04SDave Airlie { 78f453ba04SDave Airlie { DRM_MODE_DITHERING_OFF, "Off" }, 79f453ba04SDave Airlie { DRM_MODE_DITHERING_ON, "On" }, 8092897b5cSBen Skeggs { DRM_MODE_DITHERING_AUTO, "Automatic" }, 81f453ba04SDave Airlie }; 82f453ba04SDave Airlie 83f453ba04SDave Airlie /* 84f453ba04SDave Airlie * Non-global properties, but "required" for certain connectors. 85f453ba04SDave Airlie */ 86f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 87f453ba04SDave Airlie { 88f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 89f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 90f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 91f453ba04SDave Airlie }; 92f453ba04SDave Airlie 93f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 94f453ba04SDave Airlie 95f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 96f453ba04SDave Airlie { 97f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 98f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 99f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 100f453ba04SDave Airlie }; 101f453ba04SDave Airlie 102f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 103f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list) 104f453ba04SDave Airlie 105f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_select_enum_list[] = 106f453ba04SDave Airlie { 107f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 108f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 109f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 110f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 111aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 112f453ba04SDave Airlie }; 113f453ba04SDave Airlie 114f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 115f453ba04SDave Airlie 116f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 117f453ba04SDave Airlie { 118f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 119f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 120f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 121f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 122aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 123f453ba04SDave Airlie }; 124f453ba04SDave Airlie 125f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 126f453ba04SDave Airlie drm_tv_subconnector_enum_list) 127f453ba04SDave Airlie 128884840aaSJakob Bornecrantz static struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 129884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_OFF, "Off" }, 130884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ON, "On" }, 131884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 132884840aaSJakob Bornecrantz }; 133884840aaSJakob Bornecrantz 134884840aaSJakob Bornecrantz DRM_ENUM_NAME_FN(drm_get_dirty_info_name, 135884840aaSJakob Bornecrantz drm_dirty_info_enum_list) 136884840aaSJakob Bornecrantz 137f453ba04SDave Airlie struct drm_conn_prop_enum_list { 138f453ba04SDave Airlie int type; 139f453ba04SDave Airlie char *name; 140f453ba04SDave Airlie int count; 141f453ba04SDave Airlie }; 142f453ba04SDave Airlie 143f453ba04SDave Airlie /* 144f453ba04SDave Airlie * Connector and encoder types. 145f453ba04SDave Airlie */ 146f453ba04SDave Airlie static struct drm_conn_prop_enum_list drm_connector_enum_list[] = 147f453ba04SDave Airlie { { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, 148f453ba04SDave Airlie { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, 149f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, 150f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, 151f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, 152f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, 153f453ba04SDave Airlie { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, 154f453ba04SDave Airlie { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, 155f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Component, "Component", 0 }, 156e76116caSAlex Deucher { DRM_MODE_CONNECTOR_9PinDIN, "DIN", 0 }, 157e76116caSAlex Deucher { DRM_MODE_CONNECTOR_DisplayPort, "DP", 0 }, 158e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A", 0 }, 159e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 }, 16074bd3c26SFrancisco Jerez { DRM_MODE_CONNECTOR_TV, "TV", 0 }, 161e76116caSAlex Deucher { DRM_MODE_CONNECTOR_eDP, "eDP", 0 }, 162a7331e5cSThomas Hellstrom { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual", 0}, 163f453ba04SDave Airlie }; 164f453ba04SDave Airlie 165f453ba04SDave Airlie static struct drm_prop_enum_list drm_encoder_enum_list[] = 166f453ba04SDave Airlie { { DRM_MODE_ENCODER_NONE, "None" }, 167f453ba04SDave Airlie { DRM_MODE_ENCODER_DAC, "DAC" }, 168f453ba04SDave Airlie { DRM_MODE_ENCODER_TMDS, "TMDS" }, 169f453ba04SDave Airlie { DRM_MODE_ENCODER_LVDS, "LVDS" }, 170f453ba04SDave Airlie { DRM_MODE_ENCODER_TVDAC, "TV" }, 171a7331e5cSThomas Hellstrom { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 172f453ba04SDave Airlie }; 173f453ba04SDave Airlie 174f453ba04SDave Airlie char *drm_get_encoder_name(struct drm_encoder *encoder) 175f453ba04SDave Airlie { 176f453ba04SDave Airlie static char buf[32]; 177f453ba04SDave Airlie 178f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 179f453ba04SDave Airlie drm_encoder_enum_list[encoder->encoder_type].name, 180f453ba04SDave Airlie encoder->base.id); 181f453ba04SDave Airlie return buf; 182f453ba04SDave Airlie } 18313a8195bSDave Airlie EXPORT_SYMBOL(drm_get_encoder_name); 184f453ba04SDave Airlie 185f453ba04SDave Airlie char *drm_get_connector_name(struct drm_connector *connector) 186f453ba04SDave Airlie { 187f453ba04SDave Airlie static char buf[32]; 188f453ba04SDave Airlie 189f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 190f453ba04SDave Airlie drm_connector_enum_list[connector->connector_type].name, 191f453ba04SDave Airlie connector->connector_type_id); 192f453ba04SDave Airlie return buf; 193f453ba04SDave Airlie } 194f453ba04SDave Airlie EXPORT_SYMBOL(drm_get_connector_name); 195f453ba04SDave Airlie 196f453ba04SDave Airlie char *drm_get_connector_status_name(enum drm_connector_status status) 197f453ba04SDave Airlie { 198f453ba04SDave Airlie if (status == connector_status_connected) 199f453ba04SDave Airlie return "connected"; 200f453ba04SDave Airlie else if (status == connector_status_disconnected) 201f453ba04SDave Airlie return "disconnected"; 202f453ba04SDave Airlie else 203f453ba04SDave Airlie return "unknown"; 204f453ba04SDave Airlie } 205f453ba04SDave Airlie 206f453ba04SDave Airlie /** 207f453ba04SDave Airlie * drm_mode_object_get - allocate a new identifier 208f453ba04SDave Airlie * @dev: DRM device 209f453ba04SDave Airlie * @ptr: object pointer, used to generate unique ID 210f453ba04SDave Airlie * @type: object type 211f453ba04SDave Airlie * 212f453ba04SDave Airlie * LOCKING: 213f453ba04SDave Airlie * 214f453ba04SDave Airlie * Create a unique identifier based on @ptr in @dev's identifier space. Used 215f453ba04SDave Airlie * for tracking modes, CRTCs and connectors. 216f453ba04SDave Airlie * 217f453ba04SDave Airlie * RETURNS: 218f453ba04SDave Airlie * New unique (relative to other objects in @dev) integer identifier for the 219f453ba04SDave Airlie * object. 220f453ba04SDave Airlie */ 221f453ba04SDave Airlie static int drm_mode_object_get(struct drm_device *dev, 222f453ba04SDave Airlie struct drm_mode_object *obj, uint32_t obj_type) 223f453ba04SDave Airlie { 224f453ba04SDave Airlie int new_id = 0; 225f453ba04SDave Airlie int ret; 226f453ba04SDave Airlie 227f453ba04SDave Airlie again: 228f453ba04SDave Airlie if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) { 229f453ba04SDave Airlie DRM_ERROR("Ran out memory getting a mode number\n"); 230f453ba04SDave Airlie return -EINVAL; 231f453ba04SDave Airlie } 232f453ba04SDave Airlie 233ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 234f453ba04SDave Airlie ret = idr_get_new_above(&dev->mode_config.crtc_idr, obj, 1, &new_id); 235ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 236f453ba04SDave Airlie if (ret == -EAGAIN) 237f453ba04SDave Airlie goto again; 238f453ba04SDave Airlie 239f453ba04SDave Airlie obj->id = new_id; 240f453ba04SDave Airlie obj->type = obj_type; 241f453ba04SDave Airlie return 0; 242f453ba04SDave Airlie } 243f453ba04SDave Airlie 244f453ba04SDave Airlie /** 245f453ba04SDave Airlie * drm_mode_object_put - free an identifer 246f453ba04SDave Airlie * @dev: DRM device 247f453ba04SDave Airlie * @id: ID to free 248f453ba04SDave Airlie * 249f453ba04SDave Airlie * LOCKING: 250f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 251f453ba04SDave Airlie * 252f453ba04SDave Airlie * Free @id from @dev's unique identifier pool. 253f453ba04SDave Airlie */ 254f453ba04SDave Airlie static void drm_mode_object_put(struct drm_device *dev, 255f453ba04SDave Airlie struct drm_mode_object *object) 256f453ba04SDave Airlie { 257ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 258f453ba04SDave Airlie idr_remove(&dev->mode_config.crtc_idr, object->id); 259ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 260f453ba04SDave Airlie } 261f453ba04SDave Airlie 2627a9c9060SDaniel Vetter struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 2637a9c9060SDaniel Vetter uint32_t id, uint32_t type) 264f453ba04SDave Airlie { 265ad2563c2SJesse Barnes struct drm_mode_object *obj = NULL; 266f453ba04SDave Airlie 267ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 268f453ba04SDave Airlie obj = idr_find(&dev->mode_config.crtc_idr, id); 269f453ba04SDave Airlie if (!obj || (obj->type != type) || (obj->id != id)) 270ad2563c2SJesse Barnes obj = NULL; 271ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 272f453ba04SDave Airlie 273f453ba04SDave Airlie return obj; 274f453ba04SDave Airlie } 275f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_object_find); 276f453ba04SDave Airlie 277f453ba04SDave Airlie /** 278f453ba04SDave Airlie * drm_framebuffer_init - initialize a framebuffer 279f453ba04SDave Airlie * @dev: DRM device 280f453ba04SDave Airlie * 281f453ba04SDave Airlie * LOCKING: 282f453ba04SDave Airlie * Caller must hold mode config lock. 283f453ba04SDave Airlie * 284f453ba04SDave Airlie * Allocates an ID for the framebuffer's parent mode object, sets its mode 285f453ba04SDave Airlie * functions & device file and adds it to the master fd list. 286f453ba04SDave Airlie * 287f453ba04SDave Airlie * RETURNS: 288af901ca1SAndré Goddard Rosa * Zero on success, error code on failure. 289f453ba04SDave Airlie */ 290f453ba04SDave Airlie int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 291f453ba04SDave Airlie const struct drm_framebuffer_funcs *funcs) 292f453ba04SDave Airlie { 293f453ba04SDave Airlie int ret; 294f453ba04SDave Airlie 295f453ba04SDave Airlie ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 296f453ba04SDave Airlie if (ret) { 297f453ba04SDave Airlie return ret; 298f453ba04SDave Airlie } 299f453ba04SDave Airlie 300f453ba04SDave Airlie fb->dev = dev; 301f453ba04SDave Airlie fb->funcs = funcs; 302f453ba04SDave Airlie dev->mode_config.num_fb++; 303f453ba04SDave Airlie list_add(&fb->head, &dev->mode_config.fb_list); 304f453ba04SDave Airlie 305f453ba04SDave Airlie return 0; 306f453ba04SDave Airlie } 307f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_init); 308f453ba04SDave Airlie 309f453ba04SDave Airlie /** 310f453ba04SDave Airlie * drm_framebuffer_cleanup - remove a framebuffer object 311f453ba04SDave Airlie * @fb: framebuffer to remove 312f453ba04SDave Airlie * 313f453ba04SDave Airlie * LOCKING: 314f453ba04SDave Airlie * Caller must hold mode config lock. 315f453ba04SDave Airlie * 316f453ba04SDave Airlie * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes 317f453ba04SDave Airlie * it, setting it to NULL. 318f453ba04SDave Airlie */ 319f453ba04SDave Airlie void drm_framebuffer_cleanup(struct drm_framebuffer *fb) 320f453ba04SDave Airlie { 321f453ba04SDave Airlie struct drm_device *dev = fb->dev; 322f453ba04SDave Airlie struct drm_crtc *crtc; 3238cf5c917SJesse Barnes struct drm_plane *plane; 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 3408cf5c917SJesse Barnes list_for_each_entry(plane, &dev->mode_config.plane_list, head) { 3418cf5c917SJesse Barnes if (plane->fb == fb) { 3428cf5c917SJesse Barnes /* should turn off the crtc */ 3438cf5c917SJesse Barnes ret = plane->funcs->disable_plane(plane); 3448cf5c917SJesse Barnes if (ret) 3458cf5c917SJesse Barnes DRM_ERROR("failed to disable plane with busy fb\n"); 346a9971157SRob Clark /* disconnect the plane from the fb and crtc: */ 347a9971157SRob Clark plane->fb = NULL; 348a9971157SRob Clark plane->crtc = NULL; 3498cf5c917SJesse Barnes } 3508cf5c917SJesse Barnes } 3518cf5c917SJesse Barnes 352f453ba04SDave Airlie drm_mode_object_put(dev, &fb->base); 353f453ba04SDave Airlie list_del(&fb->head); 354f453ba04SDave Airlie dev->mode_config.num_fb--; 355f453ba04SDave Airlie } 356f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_cleanup); 357f453ba04SDave Airlie 358f453ba04SDave Airlie /** 359f453ba04SDave Airlie * drm_crtc_init - Initialise a new CRTC object 360f453ba04SDave Airlie * @dev: DRM device 361f453ba04SDave Airlie * @crtc: CRTC object to init 362f453ba04SDave Airlie * @funcs: callbacks for the new CRTC 363f453ba04SDave Airlie * 364f453ba04SDave Airlie * LOCKING: 365f453ba04SDave Airlie * Caller must hold mode config lock. 366f453ba04SDave Airlie * 367f453ba04SDave Airlie * Inits a new object created as base part of an driver crtc object. 368f453ba04SDave Airlie */ 369f453ba04SDave Airlie void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 370f453ba04SDave Airlie const struct drm_crtc_funcs *funcs) 371f453ba04SDave Airlie { 372f453ba04SDave Airlie crtc->dev = dev; 373f453ba04SDave Airlie crtc->funcs = funcs; 374f453ba04SDave Airlie 375f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 376f453ba04SDave Airlie drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 377f453ba04SDave Airlie 378f453ba04SDave Airlie list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 379f453ba04SDave Airlie dev->mode_config.num_crtc++; 380f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 381f453ba04SDave Airlie } 382f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_init); 383f453ba04SDave Airlie 384f453ba04SDave Airlie /** 385f453ba04SDave Airlie * drm_crtc_cleanup - Cleans up the core crtc usage. 386f453ba04SDave Airlie * @crtc: CRTC to cleanup 387f453ba04SDave Airlie * 388f453ba04SDave Airlie * LOCKING: 389f453ba04SDave Airlie * Caller must hold mode config lock. 390f453ba04SDave Airlie * 391f453ba04SDave Airlie * Cleanup @crtc. Removes from drm modesetting space 392f453ba04SDave Airlie * does NOT free object, caller does that. 393f453ba04SDave Airlie */ 394f453ba04SDave Airlie void drm_crtc_cleanup(struct drm_crtc *crtc) 395f453ba04SDave Airlie { 396f453ba04SDave Airlie struct drm_device *dev = crtc->dev; 397f453ba04SDave Airlie 398f453ba04SDave Airlie if (crtc->gamma_store) { 399f453ba04SDave Airlie kfree(crtc->gamma_store); 400f453ba04SDave Airlie crtc->gamma_store = NULL; 401f453ba04SDave Airlie } 402f453ba04SDave Airlie 403f453ba04SDave Airlie drm_mode_object_put(dev, &crtc->base); 404f453ba04SDave Airlie list_del(&crtc->head); 405f453ba04SDave Airlie dev->mode_config.num_crtc--; 406f453ba04SDave Airlie } 407f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_cleanup); 408f453ba04SDave Airlie 409f453ba04SDave Airlie /** 410f453ba04SDave Airlie * drm_mode_probed_add - add a mode to a connector's probed mode list 411f453ba04SDave Airlie * @connector: connector the new mode 412f453ba04SDave Airlie * @mode: mode data 413f453ba04SDave Airlie * 414f453ba04SDave Airlie * LOCKING: 415f453ba04SDave Airlie * Caller must hold mode config lock. 416f453ba04SDave Airlie * 417f453ba04SDave Airlie * Add @mode to @connector's mode list for later use. 418f453ba04SDave Airlie */ 419f453ba04SDave Airlie void drm_mode_probed_add(struct drm_connector *connector, 420f453ba04SDave Airlie struct drm_display_mode *mode) 421f453ba04SDave Airlie { 422f453ba04SDave Airlie list_add(&mode->head, &connector->probed_modes); 423f453ba04SDave Airlie } 424f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_probed_add); 425f453ba04SDave Airlie 426f453ba04SDave Airlie /** 427f453ba04SDave Airlie * drm_mode_remove - remove and free a mode 428f453ba04SDave Airlie * @connector: connector list to modify 429f453ba04SDave Airlie * @mode: mode to remove 430f453ba04SDave Airlie * 431f453ba04SDave Airlie * LOCKING: 432f453ba04SDave Airlie * Caller must hold mode config lock. 433f453ba04SDave Airlie * 434f453ba04SDave Airlie * Remove @mode from @connector's mode list, then free it. 435f453ba04SDave Airlie */ 436f453ba04SDave Airlie void drm_mode_remove(struct drm_connector *connector, 437f453ba04SDave Airlie struct drm_display_mode *mode) 438f453ba04SDave Airlie { 439f453ba04SDave Airlie list_del(&mode->head); 440554f1d78SSascha Hauer drm_mode_destroy(connector->dev, mode); 441f453ba04SDave Airlie } 442f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_remove); 443f453ba04SDave Airlie 444f453ba04SDave Airlie /** 445f453ba04SDave Airlie * drm_connector_init - Init a preallocated connector 446f453ba04SDave Airlie * @dev: DRM device 447f453ba04SDave Airlie * @connector: the connector to init 448f453ba04SDave Airlie * @funcs: callbacks for this connector 449f453ba04SDave Airlie * @name: user visible name of the connector 450f453ba04SDave Airlie * 451f453ba04SDave Airlie * LOCKING: 452b20f3867SSascha Hauer * Takes mode config lock. 453f453ba04SDave Airlie * 454f453ba04SDave Airlie * Initialises a preallocated connector. Connectors should be 455f453ba04SDave Airlie * subclassed as part of driver connector objects. 456f453ba04SDave Airlie */ 457f453ba04SDave Airlie void drm_connector_init(struct drm_device *dev, 458f453ba04SDave Airlie struct drm_connector *connector, 459f453ba04SDave Airlie const struct drm_connector_funcs *funcs, 460f453ba04SDave Airlie int connector_type) 461f453ba04SDave Airlie { 462f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 463f453ba04SDave Airlie 464f453ba04SDave Airlie connector->dev = dev; 465f453ba04SDave Airlie connector->funcs = funcs; 466f453ba04SDave Airlie drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 467f453ba04SDave Airlie connector->connector_type = connector_type; 468f453ba04SDave Airlie connector->connector_type_id = 469f453ba04SDave Airlie ++drm_connector_enum_list[connector_type].count; /* TODO */ 470f453ba04SDave Airlie INIT_LIST_HEAD(&connector->user_modes); 471f453ba04SDave Airlie INIT_LIST_HEAD(&connector->probed_modes); 472f453ba04SDave Airlie INIT_LIST_HEAD(&connector->modes); 473f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 474f453ba04SDave Airlie 475f453ba04SDave Airlie list_add_tail(&connector->head, &dev->mode_config.connector_list); 476f453ba04SDave Airlie dev->mode_config.num_connector++; 477f453ba04SDave Airlie 478a7331e5cSThomas Hellstrom if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL) 479f453ba04SDave Airlie drm_connector_attach_property(connector, 480a7331e5cSThomas Hellstrom dev->mode_config.edid_property, 481a7331e5cSThomas Hellstrom 0); 482f453ba04SDave Airlie 483f453ba04SDave Airlie drm_connector_attach_property(connector, 484f453ba04SDave Airlie dev->mode_config.dpms_property, 0); 485f453ba04SDave Airlie 486f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 487f453ba04SDave Airlie } 488f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_init); 489f453ba04SDave Airlie 490f453ba04SDave Airlie /** 491f453ba04SDave Airlie * drm_connector_cleanup - cleans up an initialised connector 492f453ba04SDave Airlie * @connector: connector to cleanup 493f453ba04SDave Airlie * 494f453ba04SDave Airlie * LOCKING: 495b20f3867SSascha Hauer * Takes mode config lock. 496f453ba04SDave Airlie * 497f453ba04SDave Airlie * Cleans up the connector but doesn't free the object. 498f453ba04SDave Airlie */ 499f453ba04SDave Airlie void drm_connector_cleanup(struct drm_connector *connector) 500f453ba04SDave Airlie { 501f453ba04SDave Airlie struct drm_device *dev = connector->dev; 502f453ba04SDave Airlie struct drm_display_mode *mode, *t; 503f453ba04SDave Airlie 504f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 505f453ba04SDave Airlie drm_mode_remove(connector, mode); 506f453ba04SDave Airlie 507f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->modes, head) 508f453ba04SDave Airlie drm_mode_remove(connector, mode); 509f453ba04SDave Airlie 510f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->user_modes, head) 511f453ba04SDave Airlie drm_mode_remove(connector, mode); 512f453ba04SDave Airlie 513f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 514f453ba04SDave Airlie drm_mode_object_put(dev, &connector->base); 515f453ba04SDave Airlie list_del(&connector->head); 5166380c509SJoonyoung Shim dev->mode_config.num_connector--; 517f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 518f453ba04SDave Airlie } 519f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_cleanup); 520f453ba04SDave Airlie 521f453ba04SDave Airlie void drm_encoder_init(struct drm_device *dev, 522f453ba04SDave Airlie struct drm_encoder *encoder, 523f453ba04SDave Airlie const struct drm_encoder_funcs *funcs, 524f453ba04SDave Airlie int encoder_type) 525f453ba04SDave Airlie { 526f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 527f453ba04SDave Airlie 528f453ba04SDave Airlie encoder->dev = dev; 529f453ba04SDave Airlie 530f453ba04SDave Airlie drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 531f453ba04SDave Airlie encoder->encoder_type = encoder_type; 532f453ba04SDave Airlie encoder->funcs = funcs; 533f453ba04SDave Airlie 534f453ba04SDave Airlie list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 535f453ba04SDave Airlie dev->mode_config.num_encoder++; 536f453ba04SDave Airlie 537f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 538f453ba04SDave Airlie } 539f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_init); 540f453ba04SDave Airlie 541f453ba04SDave Airlie void drm_encoder_cleanup(struct drm_encoder *encoder) 542f453ba04SDave Airlie { 543f453ba04SDave Airlie struct drm_device *dev = encoder->dev; 544f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 545f453ba04SDave Airlie drm_mode_object_put(dev, &encoder->base); 546f453ba04SDave Airlie list_del(&encoder->head); 5476380c509SJoonyoung Shim dev->mode_config.num_encoder--; 548f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 549f453ba04SDave Airlie } 550f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_cleanup); 551f453ba04SDave Airlie 5528cf5c917SJesse Barnes int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, 5538cf5c917SJesse Barnes unsigned long possible_crtcs, 5548cf5c917SJesse Barnes const struct drm_plane_funcs *funcs, 5550a7eb243SRob Clark const uint32_t *formats, uint32_t format_count, 5560a7eb243SRob Clark bool priv) 5578cf5c917SJesse Barnes { 5588cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 5598cf5c917SJesse Barnes 5608cf5c917SJesse Barnes plane->dev = dev; 5618cf5c917SJesse Barnes drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); 5628cf5c917SJesse Barnes plane->funcs = funcs; 5638cf5c917SJesse Barnes plane->format_types = kmalloc(sizeof(uint32_t) * format_count, 5648cf5c917SJesse Barnes GFP_KERNEL); 5658cf5c917SJesse Barnes if (!plane->format_types) { 5668cf5c917SJesse Barnes DRM_DEBUG_KMS("out of memory when allocating plane\n"); 5678cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 56810bf573bSVille Syrjälä mutex_unlock(&dev->mode_config.mutex); 5698cf5c917SJesse Barnes return -ENOMEM; 5708cf5c917SJesse Barnes } 5718cf5c917SJesse Barnes 572308e5bcbSJesse Barnes memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); 5738cf5c917SJesse Barnes plane->format_count = format_count; 5748cf5c917SJesse Barnes plane->possible_crtcs = possible_crtcs; 5758cf5c917SJesse Barnes 5760a7eb243SRob Clark /* private planes are not exposed to userspace, but depending on 5770a7eb243SRob Clark * display hardware, might be convenient to allow sharing programming 5780a7eb243SRob Clark * for the scanout engine with the crtc implementation. 5790a7eb243SRob Clark */ 5800a7eb243SRob Clark if (!priv) { 5818cf5c917SJesse Barnes list_add_tail(&plane->head, &dev->mode_config.plane_list); 5828cf5c917SJesse Barnes dev->mode_config.num_plane++; 5830a7eb243SRob Clark } else { 5840a7eb243SRob Clark INIT_LIST_HEAD(&plane->head); 5850a7eb243SRob Clark } 5868cf5c917SJesse Barnes 5878cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 5888cf5c917SJesse Barnes 5898cf5c917SJesse Barnes return 0; 5908cf5c917SJesse Barnes } 5918cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_init); 5928cf5c917SJesse Barnes 5938cf5c917SJesse Barnes void drm_plane_cleanup(struct drm_plane *plane) 5948cf5c917SJesse Barnes { 5958cf5c917SJesse Barnes struct drm_device *dev = plane->dev; 5968cf5c917SJesse Barnes 5978cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 5988cf5c917SJesse Barnes kfree(plane->format_types); 5998cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 6000a7eb243SRob Clark /* if not added to a list, it must be a private plane */ 6010a7eb243SRob Clark if (!list_empty(&plane->head)) { 6028cf5c917SJesse Barnes list_del(&plane->head); 6038cf5c917SJesse Barnes dev->mode_config.num_plane--; 6040a7eb243SRob Clark } 6058cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 6068cf5c917SJesse Barnes } 6078cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_cleanup); 6088cf5c917SJesse Barnes 609f453ba04SDave Airlie /** 610f453ba04SDave Airlie * drm_mode_create - create a new display mode 611f453ba04SDave Airlie * @dev: DRM device 612f453ba04SDave Airlie * 613f453ba04SDave Airlie * LOCKING: 614f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 615f453ba04SDave Airlie * 616f453ba04SDave Airlie * Create a new drm_display_mode, give it an ID, and return it. 617f453ba04SDave Airlie * 618f453ba04SDave Airlie * RETURNS: 619f453ba04SDave Airlie * Pointer to new mode on success, NULL on error. 620f453ba04SDave Airlie */ 621f453ba04SDave Airlie struct drm_display_mode *drm_mode_create(struct drm_device *dev) 622f453ba04SDave Airlie { 623f453ba04SDave Airlie struct drm_display_mode *nmode; 624f453ba04SDave Airlie 625f453ba04SDave Airlie nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); 626f453ba04SDave Airlie if (!nmode) 627f453ba04SDave Airlie return NULL; 628f453ba04SDave Airlie 629f453ba04SDave Airlie drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE); 630f453ba04SDave Airlie return nmode; 631f453ba04SDave Airlie } 632f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create); 633f453ba04SDave Airlie 634f453ba04SDave Airlie /** 635f453ba04SDave Airlie * drm_mode_destroy - remove a mode 636f453ba04SDave Airlie * @dev: DRM device 637f453ba04SDave Airlie * @mode: mode to remove 638f453ba04SDave Airlie * 639f453ba04SDave Airlie * LOCKING: 640f453ba04SDave Airlie * Caller must hold mode config lock. 641f453ba04SDave Airlie * 642f453ba04SDave Airlie * Free @mode's unique identifier, then free it. 643f453ba04SDave Airlie */ 644f453ba04SDave Airlie void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 645f453ba04SDave Airlie { 646ee34ab5bSVille Syrjälä if (!mode) 647ee34ab5bSVille Syrjälä return; 648ee34ab5bSVille Syrjälä 649f453ba04SDave Airlie drm_mode_object_put(dev, &mode->base); 650f453ba04SDave Airlie 651f453ba04SDave Airlie kfree(mode); 652f453ba04SDave Airlie } 653f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_destroy); 654f453ba04SDave Airlie 655f453ba04SDave Airlie static int drm_mode_create_standard_connector_properties(struct drm_device *dev) 656f453ba04SDave Airlie { 657f453ba04SDave Airlie struct drm_property *edid; 658f453ba04SDave Airlie struct drm_property *dpms; 659f453ba04SDave Airlie 660f453ba04SDave Airlie /* 661f453ba04SDave Airlie * Standard properties (apply to all connectors) 662f453ba04SDave Airlie */ 663f453ba04SDave Airlie edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 664f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 665f453ba04SDave Airlie "EDID", 0); 666f453ba04SDave Airlie dev->mode_config.edid_property = edid; 667f453ba04SDave Airlie 6684a67d391SSascha Hauer dpms = drm_property_create_enum(dev, 0, 6694a67d391SSascha Hauer "DPMS", drm_dpms_enum_list, 6704a67d391SSascha Hauer ARRAY_SIZE(drm_dpms_enum_list)); 671f453ba04SDave Airlie dev->mode_config.dpms_property = dpms; 672f453ba04SDave Airlie 673f453ba04SDave Airlie return 0; 674f453ba04SDave Airlie } 675f453ba04SDave Airlie 676f453ba04SDave Airlie /** 677f453ba04SDave Airlie * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 678f453ba04SDave Airlie * @dev: DRM device 679f453ba04SDave Airlie * 680f453ba04SDave Airlie * Called by a driver the first time a DVI-I connector is made. 681f453ba04SDave Airlie */ 682f453ba04SDave Airlie int drm_mode_create_dvi_i_properties(struct drm_device *dev) 683f453ba04SDave Airlie { 684f453ba04SDave Airlie struct drm_property *dvi_i_selector; 685f453ba04SDave Airlie struct drm_property *dvi_i_subconnector; 686f453ba04SDave Airlie 687f453ba04SDave Airlie if (dev->mode_config.dvi_i_select_subconnector_property) 688f453ba04SDave Airlie return 0; 689f453ba04SDave Airlie 690f453ba04SDave Airlie dvi_i_selector = 6914a67d391SSascha Hauer drm_property_create_enum(dev, 0, 692f453ba04SDave Airlie "select subconnector", 6934a67d391SSascha Hauer drm_dvi_i_select_enum_list, 694f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_select_enum_list)); 695f453ba04SDave Airlie dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 696f453ba04SDave Airlie 6974a67d391SSascha Hauer dvi_i_subconnector = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 698f453ba04SDave Airlie "subconnector", 6994a67d391SSascha Hauer drm_dvi_i_subconnector_enum_list, 700f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 701f453ba04SDave Airlie dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 702f453ba04SDave Airlie 703f453ba04SDave Airlie return 0; 704f453ba04SDave Airlie } 705f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 706f453ba04SDave Airlie 707f453ba04SDave Airlie /** 708f453ba04SDave Airlie * drm_create_tv_properties - create TV specific connector properties 709f453ba04SDave Airlie * @dev: DRM device 710f453ba04SDave Airlie * @num_modes: number of different TV formats (modes) supported 711f453ba04SDave Airlie * @modes: array of pointers to strings containing name of each format 712f453ba04SDave Airlie * 713f453ba04SDave Airlie * Called by a driver's TV initialization routine, this function creates 714f453ba04SDave Airlie * the TV specific connector properties for a given device. Caller is 715f453ba04SDave Airlie * responsible for allocating a list of format names and passing them to 716f453ba04SDave Airlie * this routine. 717f453ba04SDave Airlie */ 718f453ba04SDave Airlie int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 719f453ba04SDave Airlie char *modes[]) 720f453ba04SDave Airlie { 721f453ba04SDave Airlie struct drm_property *tv_selector; 722f453ba04SDave Airlie struct drm_property *tv_subconnector; 723f453ba04SDave Airlie int i; 724f453ba04SDave Airlie 725f453ba04SDave Airlie if (dev->mode_config.tv_select_subconnector_property) 726f453ba04SDave Airlie return 0; 727f453ba04SDave Airlie 728f453ba04SDave Airlie /* 729f453ba04SDave Airlie * Basic connector properties 730f453ba04SDave Airlie */ 7314a67d391SSascha Hauer tv_selector = drm_property_create_enum(dev, 0, 732f453ba04SDave Airlie "select subconnector", 7334a67d391SSascha Hauer drm_tv_select_enum_list, 734f453ba04SDave Airlie ARRAY_SIZE(drm_tv_select_enum_list)); 735f453ba04SDave Airlie dev->mode_config.tv_select_subconnector_property = tv_selector; 736f453ba04SDave Airlie 737f453ba04SDave Airlie tv_subconnector = 7384a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 7394a67d391SSascha Hauer "subconnector", 7404a67d391SSascha Hauer drm_tv_subconnector_enum_list, 741f453ba04SDave Airlie ARRAY_SIZE(drm_tv_subconnector_enum_list)); 742f453ba04SDave Airlie dev->mode_config.tv_subconnector_property = tv_subconnector; 743f453ba04SDave Airlie 744f453ba04SDave Airlie /* 745f453ba04SDave Airlie * Other, TV specific properties: margins & TV modes. 746f453ba04SDave Airlie */ 747f453ba04SDave Airlie dev->mode_config.tv_left_margin_property = 748d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "left margin", 0, 100); 749f453ba04SDave Airlie 750f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 751d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "right margin", 0, 100); 752f453ba04SDave Airlie 753f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 754d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "top margin", 0, 100); 755f453ba04SDave Airlie 756f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 757d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "bottom margin", 0, 100); 758f453ba04SDave Airlie 759f453ba04SDave Airlie dev->mode_config.tv_mode_property = 760f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 761f453ba04SDave Airlie "mode", num_modes); 762f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 763f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 764f453ba04SDave Airlie i, modes[i]); 765f453ba04SDave Airlie 766b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 767d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "brightness", 0, 100); 768b6b7902eSFrancisco Jerez 769b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 770d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "contrast", 0, 100); 771b6b7902eSFrancisco Jerez 772b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 773d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "flicker reduction", 0, 100); 774b6b7902eSFrancisco Jerez 775a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 776d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "overscan", 0, 100); 777a75f0236SFrancisco Jerez 778a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 779d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "saturation", 0, 100); 780a75f0236SFrancisco Jerez 781a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 782d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "hue", 0, 100); 783a75f0236SFrancisco Jerez 784f453ba04SDave Airlie return 0; 785f453ba04SDave Airlie } 786f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 787f453ba04SDave Airlie 788f453ba04SDave Airlie /** 789f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 790f453ba04SDave Airlie * @dev: DRM device 791f453ba04SDave Airlie * 792f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 793f453ba04SDave Airlie * connectors. 794f453ba04SDave Airlie */ 795f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 796f453ba04SDave Airlie { 797f453ba04SDave Airlie struct drm_property *scaling_mode; 798f453ba04SDave Airlie 799f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 800f453ba04SDave Airlie return 0; 801f453ba04SDave Airlie 802f453ba04SDave Airlie scaling_mode = 8034a67d391SSascha Hauer drm_property_create_enum(dev, 0, "scaling mode", 8044a67d391SSascha Hauer drm_scaling_mode_enum_list, 805f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 806f453ba04SDave Airlie 807f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 808f453ba04SDave Airlie 809f453ba04SDave Airlie return 0; 810f453ba04SDave Airlie } 811f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 812f453ba04SDave Airlie 813f453ba04SDave Airlie /** 814f453ba04SDave Airlie * drm_mode_create_dithering_property - create dithering property 815f453ba04SDave Airlie * @dev: DRM device 816f453ba04SDave Airlie * 817f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 818f453ba04SDave Airlie * connectors. 819f453ba04SDave Airlie */ 820f453ba04SDave Airlie int drm_mode_create_dithering_property(struct drm_device *dev) 821f453ba04SDave Airlie { 822f453ba04SDave Airlie struct drm_property *dithering_mode; 823f453ba04SDave Airlie 824f453ba04SDave Airlie if (dev->mode_config.dithering_mode_property) 825f453ba04SDave Airlie return 0; 826f453ba04SDave Airlie 827f453ba04SDave Airlie dithering_mode = 8284a67d391SSascha Hauer drm_property_create_enum(dev, 0, "dithering", 8294a67d391SSascha Hauer drm_dithering_mode_enum_list, 830f453ba04SDave Airlie ARRAY_SIZE(drm_dithering_mode_enum_list)); 831f453ba04SDave Airlie dev->mode_config.dithering_mode_property = dithering_mode; 832f453ba04SDave Airlie 833f453ba04SDave Airlie return 0; 834f453ba04SDave Airlie } 835f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dithering_property); 836f453ba04SDave Airlie 837f453ba04SDave Airlie /** 838884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 839884840aaSJakob Bornecrantz * @dev: DRM device 840884840aaSJakob Bornecrantz * 841884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 842884840aaSJakob Bornecrantz * connectors. 843884840aaSJakob Bornecrantz */ 844884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 845884840aaSJakob Bornecrantz { 846884840aaSJakob Bornecrantz struct drm_property *dirty_info; 847884840aaSJakob Bornecrantz 848884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 849884840aaSJakob Bornecrantz return 0; 850884840aaSJakob Bornecrantz 851884840aaSJakob Bornecrantz dirty_info = 8524a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 853884840aaSJakob Bornecrantz "dirty", 8544a67d391SSascha Hauer drm_dirty_info_enum_list, 855884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 856884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 857884840aaSJakob Bornecrantz 858884840aaSJakob Bornecrantz return 0; 859884840aaSJakob Bornecrantz } 860884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 861884840aaSJakob Bornecrantz 862884840aaSJakob Bornecrantz /** 863f453ba04SDave Airlie * drm_mode_config_init - initialize DRM mode_configuration structure 864f453ba04SDave Airlie * @dev: DRM device 865f453ba04SDave Airlie * 866f453ba04SDave Airlie * LOCKING: 867f453ba04SDave Airlie * None, should happen single threaded at init time. 868f453ba04SDave Airlie * 869f453ba04SDave Airlie * Initialize @dev's mode_config structure, used for tracking the graphics 870f453ba04SDave Airlie * configuration of @dev. 871f453ba04SDave Airlie */ 872f453ba04SDave Airlie void drm_mode_config_init(struct drm_device *dev) 873f453ba04SDave Airlie { 874f453ba04SDave Airlie mutex_init(&dev->mode_config.mutex); 875ad2563c2SJesse Barnes mutex_init(&dev->mode_config.idr_mutex); 876f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.fb_list); 877f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.crtc_list); 878f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.connector_list); 879f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.encoder_list); 880f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_list); 881f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 8828cf5c917SJesse Barnes INIT_LIST_HEAD(&dev->mode_config.plane_list); 883f453ba04SDave Airlie idr_init(&dev->mode_config.crtc_idr); 884f453ba04SDave Airlie 885f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 886f453ba04SDave Airlie drm_mode_create_standard_connector_properties(dev); 887f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 888f453ba04SDave Airlie 889f453ba04SDave Airlie /* Just to be sure */ 890f453ba04SDave Airlie dev->mode_config.num_fb = 0; 891f453ba04SDave Airlie dev->mode_config.num_connector = 0; 892f453ba04SDave Airlie dev->mode_config.num_crtc = 0; 893f453ba04SDave Airlie dev->mode_config.num_encoder = 0; 894f453ba04SDave Airlie } 895f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_init); 896f453ba04SDave Airlie 897f453ba04SDave Airlie int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 898f453ba04SDave Airlie { 899f453ba04SDave Airlie uint32_t total_objects = 0; 900f453ba04SDave Airlie 901f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 902f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 903f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 904f453ba04SDave Airlie 905f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 906f453ba04SDave Airlie if (!group->id_list) 907f453ba04SDave Airlie return -ENOMEM; 908f453ba04SDave Airlie 909f453ba04SDave Airlie group->num_crtcs = 0; 910f453ba04SDave Airlie group->num_connectors = 0; 911f453ba04SDave Airlie group->num_encoders = 0; 912f453ba04SDave Airlie return 0; 913f453ba04SDave Airlie } 914f453ba04SDave Airlie 915f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 916f453ba04SDave Airlie struct drm_mode_group *group) 917f453ba04SDave Airlie { 918f453ba04SDave Airlie struct drm_crtc *crtc; 919f453ba04SDave Airlie struct drm_encoder *encoder; 920f453ba04SDave Airlie struct drm_connector *connector; 921f453ba04SDave Airlie int ret; 922f453ba04SDave Airlie 923f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 924f453ba04SDave Airlie return ret; 925f453ba04SDave Airlie 926f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 927f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 928f453ba04SDave Airlie 929f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 930f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 931f453ba04SDave Airlie encoder->base.id; 932f453ba04SDave Airlie 933f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 934f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 935f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 936f453ba04SDave Airlie 937f453ba04SDave Airlie return 0; 938f453ba04SDave Airlie } 939f453ba04SDave Airlie 940f453ba04SDave Airlie /** 941f453ba04SDave Airlie * drm_mode_config_cleanup - free up DRM mode_config info 942f453ba04SDave Airlie * @dev: DRM device 943f453ba04SDave Airlie * 944f453ba04SDave Airlie * LOCKING: 945f453ba04SDave Airlie * Caller must hold mode config lock. 946f453ba04SDave Airlie * 947f453ba04SDave Airlie * Free up all the connectors and CRTCs associated with this DRM device, then 948f453ba04SDave Airlie * free up the framebuffers and associated buffer objects. 949f453ba04SDave Airlie * 950f453ba04SDave Airlie * FIXME: cleanup any dangling user buffer objects too 951f453ba04SDave Airlie */ 952f453ba04SDave Airlie void drm_mode_config_cleanup(struct drm_device *dev) 953f453ba04SDave Airlie { 954f453ba04SDave Airlie struct drm_connector *connector, *ot; 955f453ba04SDave Airlie struct drm_crtc *crtc, *ct; 956f453ba04SDave Airlie struct drm_encoder *encoder, *enct; 957f453ba04SDave Airlie struct drm_framebuffer *fb, *fbt; 958f453ba04SDave Airlie struct drm_property *property, *pt; 9598cf5c917SJesse Barnes struct drm_plane *plane, *plt; 960f453ba04SDave Airlie 961f453ba04SDave Airlie list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 962f453ba04SDave Airlie head) { 963f453ba04SDave Airlie encoder->funcs->destroy(encoder); 964f453ba04SDave Airlie } 965f453ba04SDave Airlie 966f453ba04SDave Airlie list_for_each_entry_safe(connector, ot, 967f453ba04SDave Airlie &dev->mode_config.connector_list, head) { 968f453ba04SDave Airlie connector->funcs->destroy(connector); 969f453ba04SDave Airlie } 970f453ba04SDave Airlie 971f453ba04SDave Airlie list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 972f453ba04SDave Airlie head) { 973f453ba04SDave Airlie drm_property_destroy(dev, property); 974f453ba04SDave Airlie } 975f453ba04SDave Airlie 976f453ba04SDave Airlie list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 977f453ba04SDave Airlie fb->funcs->destroy(fb); 978f453ba04SDave Airlie } 979f453ba04SDave Airlie 980f453ba04SDave Airlie list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 981f453ba04SDave Airlie crtc->funcs->destroy(crtc); 982f453ba04SDave Airlie } 983f453ba04SDave Airlie 9848cf5c917SJesse Barnes list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 9858cf5c917SJesse Barnes head) { 9868cf5c917SJesse Barnes plane->funcs->destroy(plane); 9878cf5c917SJesse Barnes } 98859ce062eSSascha Hauer 98959ce062eSSascha Hauer idr_remove_all(&dev->mode_config.crtc_idr); 99059ce062eSSascha Hauer idr_destroy(&dev->mode_config.crtc_idr); 991f453ba04SDave Airlie } 992f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_cleanup); 993f453ba04SDave Airlie 994f453ba04SDave Airlie /** 995f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 996f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 997f453ba04SDave Airlie * @in: drm_display_mode to use 998f453ba04SDave Airlie * 999f453ba04SDave Airlie * LOCKING: 1000f453ba04SDave Airlie * None. 1001f453ba04SDave Airlie * 1002f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1003f453ba04SDave Airlie * the user. 1004f453ba04SDave Airlie */ 1005f453ba04SDave Airlie void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 1006f453ba04SDave Airlie struct drm_display_mode *in) 1007f453ba04SDave Airlie { 1008e36fae38SVille Syrjälä WARN(in->hdisplay > USHRT_MAX || in->hsync_start > USHRT_MAX || 1009e36fae38SVille Syrjälä in->hsync_end > USHRT_MAX || in->htotal > USHRT_MAX || 1010e36fae38SVille Syrjälä in->hskew > USHRT_MAX || in->vdisplay > USHRT_MAX || 1011e36fae38SVille Syrjälä in->vsync_start > USHRT_MAX || in->vsync_end > USHRT_MAX || 1012e36fae38SVille Syrjälä in->vtotal > USHRT_MAX || in->vscan > USHRT_MAX, 1013e36fae38SVille Syrjälä "timing values too large for mode info\n"); 1014e36fae38SVille Syrjälä 1015f453ba04SDave Airlie out->clock = in->clock; 1016f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1017f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1018f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1019f453ba04SDave Airlie out->htotal = in->htotal; 1020f453ba04SDave Airlie out->hskew = in->hskew; 1021f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1022f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1023f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1024f453ba04SDave Airlie out->vtotal = in->vtotal; 1025f453ba04SDave Airlie out->vscan = in->vscan; 1026f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1027f453ba04SDave Airlie out->flags = in->flags; 1028f453ba04SDave Airlie out->type = in->type; 1029f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1030f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1031f453ba04SDave Airlie } 1032f453ba04SDave Airlie 1033f453ba04SDave Airlie /** 1034f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1035f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1036f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1037f453ba04SDave Airlie * 1038f453ba04SDave Airlie * LOCKING: 1039f453ba04SDave Airlie * None. 1040f453ba04SDave Airlie * 1041f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1042f453ba04SDave Airlie * the caller. 104390367bf6SVille Syrjälä * 104490367bf6SVille Syrjälä * RETURNS: 104590367bf6SVille Syrjälä * Zero on success, errno on failure. 1046f453ba04SDave Airlie */ 104790367bf6SVille Syrjälä int drm_crtc_convert_umode(struct drm_display_mode *out, 1048f453ba04SDave Airlie struct drm_mode_modeinfo *in) 1049f453ba04SDave Airlie { 105090367bf6SVille Syrjälä if (in->clock > INT_MAX || in->vrefresh > INT_MAX) 105190367bf6SVille Syrjälä return -ERANGE; 105290367bf6SVille Syrjälä 1053f453ba04SDave Airlie out->clock = in->clock; 1054f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1055f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1056f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1057f453ba04SDave Airlie out->htotal = in->htotal; 1058f453ba04SDave Airlie out->hskew = in->hskew; 1059f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1060f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1061f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1062f453ba04SDave Airlie out->vtotal = in->vtotal; 1063f453ba04SDave Airlie out->vscan = in->vscan; 1064f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1065f453ba04SDave Airlie out->flags = in->flags; 1066f453ba04SDave Airlie out->type = in->type; 1067f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1068f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 106990367bf6SVille Syrjälä 107090367bf6SVille Syrjälä return 0; 1071f453ba04SDave Airlie } 1072f453ba04SDave Airlie 1073f453ba04SDave Airlie /** 1074f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1075f453ba04SDave Airlie * @inode: inode from the ioctl 1076f453ba04SDave Airlie * @filp: file * from the ioctl 1077f453ba04SDave Airlie * @cmd: cmd from ioctl 1078f453ba04SDave Airlie * @arg: arg from ioctl 1079f453ba04SDave Airlie * 1080f453ba04SDave Airlie * LOCKING: 1081f453ba04SDave Airlie * Takes mode config lock. 1082f453ba04SDave Airlie * 1083f453ba04SDave Airlie * Construct a set of configuration description structures and return 1084f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1085f453ba04SDave Airlie * 1086f453ba04SDave Airlie * Called by the user via ioctl. 1087f453ba04SDave Airlie * 1088f453ba04SDave Airlie * RETURNS: 1089f453ba04SDave Airlie * Zero on success, errno on failure. 1090f453ba04SDave Airlie */ 1091f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1092f453ba04SDave Airlie struct drm_file *file_priv) 1093f453ba04SDave Airlie { 1094f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1095f453ba04SDave Airlie struct list_head *lh; 1096f453ba04SDave Airlie struct drm_framebuffer *fb; 1097f453ba04SDave Airlie struct drm_connector *connector; 1098f453ba04SDave Airlie struct drm_crtc *crtc; 1099f453ba04SDave Airlie struct drm_encoder *encoder; 1100f453ba04SDave Airlie int ret = 0; 1101f453ba04SDave Airlie int connector_count = 0; 1102f453ba04SDave Airlie int crtc_count = 0; 1103f453ba04SDave Airlie int fb_count = 0; 1104f453ba04SDave Airlie int encoder_count = 0; 1105f453ba04SDave Airlie int copied = 0, i; 1106f453ba04SDave Airlie uint32_t __user *fb_id; 1107f453ba04SDave Airlie uint32_t __user *crtc_id; 1108f453ba04SDave Airlie uint32_t __user *connector_id; 1109f453ba04SDave Airlie uint32_t __user *encoder_id; 1110f453ba04SDave Airlie struct drm_mode_group *mode_group; 1111f453ba04SDave Airlie 1112fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1113fb3b06c8SDave Airlie return -EINVAL; 1114fb3b06c8SDave Airlie 1115f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1116f453ba04SDave Airlie 1117f453ba04SDave Airlie /* 1118f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1119f453ba04SDave Airlie * by IDs in the group list for this node 1120f453ba04SDave Airlie */ 1121f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1122f453ba04SDave Airlie fb_count++; 1123f453ba04SDave Airlie 1124f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1125f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1126f453ba04SDave Airlie 1127f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1128f453ba04SDave Airlie crtc_count++; 1129f453ba04SDave Airlie 1130f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1131f453ba04SDave Airlie connector_count++; 1132f453ba04SDave Airlie 1133f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1134f453ba04SDave Airlie encoder_count++; 1135f453ba04SDave Airlie } else { 1136f453ba04SDave Airlie 1137f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1138f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1139f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1140f453ba04SDave Airlie } 1141f453ba04SDave Airlie 1142f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1143f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1144f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1145f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1146f453ba04SDave Airlie 1147f453ba04SDave Airlie /* handle this in 4 parts */ 1148f453ba04SDave Airlie /* FBs */ 1149f453ba04SDave Airlie if (card_res->count_fbs >= fb_count) { 1150f453ba04SDave Airlie copied = 0; 1151f453ba04SDave Airlie fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 1152618c75e4SSascha Hauer list_for_each_entry(fb, &file_priv->fbs, filp_head) { 1153f453ba04SDave Airlie if (put_user(fb->base.id, fb_id + copied)) { 1154f453ba04SDave Airlie ret = -EFAULT; 1155f453ba04SDave Airlie goto out; 1156f453ba04SDave Airlie } 1157f453ba04SDave Airlie copied++; 1158f453ba04SDave Airlie } 1159f453ba04SDave Airlie } 1160f453ba04SDave Airlie card_res->count_fbs = fb_count; 1161f453ba04SDave Airlie 1162f453ba04SDave Airlie /* CRTCs */ 1163f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1164f453ba04SDave Airlie copied = 0; 1165f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1166f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1167f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1168f453ba04SDave Airlie head) { 11699440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1170f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1171f453ba04SDave Airlie ret = -EFAULT; 1172f453ba04SDave Airlie goto out; 1173f453ba04SDave Airlie } 1174f453ba04SDave Airlie copied++; 1175f453ba04SDave Airlie } 1176f453ba04SDave Airlie } else { 1177f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1178f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1179f453ba04SDave Airlie crtc_id + copied)) { 1180f453ba04SDave Airlie ret = -EFAULT; 1181f453ba04SDave Airlie goto out; 1182f453ba04SDave Airlie } 1183f453ba04SDave Airlie copied++; 1184f453ba04SDave Airlie } 1185f453ba04SDave Airlie } 1186f453ba04SDave Airlie } 1187f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1188f453ba04SDave Airlie 1189f453ba04SDave Airlie /* Encoders */ 1190f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1191f453ba04SDave Airlie copied = 0; 1192f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1193f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1194f453ba04SDave Airlie list_for_each_entry(encoder, 1195f453ba04SDave Airlie &dev->mode_config.encoder_list, 1196f453ba04SDave Airlie head) { 11979440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 11989440106bSJerome Glisse drm_get_encoder_name(encoder)); 1199f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1200f453ba04SDave Airlie copied)) { 1201f453ba04SDave Airlie ret = -EFAULT; 1202f453ba04SDave Airlie goto out; 1203f453ba04SDave Airlie } 1204f453ba04SDave Airlie copied++; 1205f453ba04SDave Airlie } 1206f453ba04SDave Airlie } else { 1207f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1208f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1209f453ba04SDave Airlie encoder_id + copied)) { 1210f453ba04SDave Airlie ret = -EFAULT; 1211f453ba04SDave Airlie goto out; 1212f453ba04SDave Airlie } 1213f453ba04SDave Airlie copied++; 1214f453ba04SDave Airlie } 1215f453ba04SDave Airlie 1216f453ba04SDave Airlie } 1217f453ba04SDave Airlie } 1218f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1219f453ba04SDave Airlie 1220f453ba04SDave Airlie /* Connectors */ 1221f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1222f453ba04SDave Airlie copied = 0; 1223f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1224f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1225f453ba04SDave Airlie list_for_each_entry(connector, 1226f453ba04SDave Airlie &dev->mode_config.connector_list, 1227f453ba04SDave Airlie head) { 12289440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 12299440106bSJerome Glisse connector->base.id, 12309440106bSJerome Glisse drm_get_connector_name(connector)); 1231f453ba04SDave Airlie if (put_user(connector->base.id, 1232f453ba04SDave Airlie connector_id + copied)) { 1233f453ba04SDave Airlie ret = -EFAULT; 1234f453ba04SDave Airlie goto out; 1235f453ba04SDave Airlie } 1236f453ba04SDave Airlie copied++; 1237f453ba04SDave Airlie } 1238f453ba04SDave Airlie } else { 1239f453ba04SDave Airlie int start = mode_group->num_crtcs + 1240f453ba04SDave Airlie mode_group->num_encoders; 1241f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1242f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1243f453ba04SDave Airlie connector_id + copied)) { 1244f453ba04SDave Airlie ret = -EFAULT; 1245f453ba04SDave Airlie goto out; 1246f453ba04SDave Airlie } 1247f453ba04SDave Airlie copied++; 1248f453ba04SDave Airlie } 1249f453ba04SDave Airlie } 1250f453ba04SDave Airlie } 1251f453ba04SDave Airlie card_res->count_connectors = connector_count; 1252f453ba04SDave Airlie 12539440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1254f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1255f453ba04SDave Airlie 1256f453ba04SDave Airlie out: 1257f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1258f453ba04SDave Airlie return ret; 1259f453ba04SDave Airlie } 1260f453ba04SDave Airlie 1261f453ba04SDave Airlie /** 1262f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1263f453ba04SDave Airlie * @inode: inode from the ioctl 1264f453ba04SDave Airlie * @filp: file * from the ioctl 1265f453ba04SDave Airlie * @cmd: cmd from ioctl 1266f453ba04SDave Airlie * @arg: arg from ioctl 1267f453ba04SDave Airlie * 1268f453ba04SDave Airlie * LOCKING: 1269b20f3867SSascha Hauer * Takes mode config lock. 1270f453ba04SDave Airlie * 1271f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1272f453ba04SDave Airlie * 1273f453ba04SDave Airlie * Called by the user via ioctl. 1274f453ba04SDave Airlie * 1275f453ba04SDave Airlie * RETURNS: 1276f453ba04SDave Airlie * Zero on success, errno on failure. 1277f453ba04SDave Airlie */ 1278f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1279f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1280f453ba04SDave Airlie { 1281f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1282f453ba04SDave Airlie struct drm_crtc *crtc; 1283f453ba04SDave Airlie struct drm_mode_object *obj; 1284f453ba04SDave Airlie int ret = 0; 1285f453ba04SDave Airlie 1286fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1287fb3b06c8SDave Airlie return -EINVAL; 1288fb3b06c8SDave Airlie 1289f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1290f453ba04SDave Airlie 1291f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1292f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1293f453ba04SDave Airlie if (!obj) { 1294f453ba04SDave Airlie ret = -EINVAL; 1295f453ba04SDave Airlie goto out; 1296f453ba04SDave Airlie } 1297f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1298f453ba04SDave Airlie 1299f453ba04SDave Airlie crtc_resp->x = crtc->x; 1300f453ba04SDave Airlie crtc_resp->y = crtc->y; 1301f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1302f453ba04SDave Airlie if (crtc->fb) 1303f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1304f453ba04SDave Airlie else 1305f453ba04SDave Airlie crtc_resp->fb_id = 0; 1306f453ba04SDave Airlie 1307f453ba04SDave Airlie if (crtc->enabled) { 1308f453ba04SDave Airlie 1309f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1310f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1311f453ba04SDave Airlie 1312f453ba04SDave Airlie } else { 1313f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1314f453ba04SDave Airlie } 1315f453ba04SDave Airlie 1316f453ba04SDave Airlie out: 1317f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1318f453ba04SDave Airlie return ret; 1319f453ba04SDave Airlie } 1320f453ba04SDave Airlie 1321f453ba04SDave Airlie /** 1322f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1323f453ba04SDave Airlie * @inode: inode from the ioctl 1324f453ba04SDave Airlie * @filp: file * from the ioctl 1325f453ba04SDave Airlie * @cmd: cmd from ioctl 1326f453ba04SDave Airlie * @arg: arg from ioctl 1327f453ba04SDave Airlie * 1328f453ba04SDave Airlie * LOCKING: 1329b20f3867SSascha Hauer * Takes mode config lock. 1330f453ba04SDave Airlie * 1331f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1332f453ba04SDave Airlie * 1333f453ba04SDave Airlie * Called by the user via ioctl. 1334f453ba04SDave Airlie * 1335f453ba04SDave Airlie * RETURNS: 1336f453ba04SDave Airlie * Zero on success, errno on failure. 1337f453ba04SDave Airlie */ 1338f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1339f453ba04SDave Airlie struct drm_file *file_priv) 1340f453ba04SDave Airlie { 1341f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1342f453ba04SDave Airlie struct drm_mode_object *obj; 1343f453ba04SDave Airlie struct drm_connector *connector; 1344f453ba04SDave Airlie struct drm_display_mode *mode; 1345f453ba04SDave Airlie int mode_count = 0; 1346f453ba04SDave Airlie int props_count = 0; 1347f453ba04SDave Airlie int encoders_count = 0; 1348f453ba04SDave Airlie int ret = 0; 1349f453ba04SDave Airlie int copied = 0; 1350f453ba04SDave Airlie int i; 1351f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1352f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1353f453ba04SDave Airlie uint32_t __user *prop_ptr; 1354f453ba04SDave Airlie uint64_t __user *prop_values; 1355f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1356f453ba04SDave Airlie 1357fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1358fb3b06c8SDave Airlie return -EINVAL; 1359fb3b06c8SDave Airlie 1360f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1361f453ba04SDave Airlie 13629440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1363f453ba04SDave Airlie 1364f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1365f453ba04SDave Airlie 1366f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1367f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1368f453ba04SDave Airlie if (!obj) { 1369f453ba04SDave Airlie ret = -EINVAL; 1370f453ba04SDave Airlie goto out; 1371f453ba04SDave Airlie } 1372f453ba04SDave Airlie connector = obj_to_connector(obj); 1373f453ba04SDave Airlie 1374f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1375f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1376f453ba04SDave Airlie props_count++; 1377f453ba04SDave Airlie } 1378f453ba04SDave Airlie } 1379f453ba04SDave Airlie 1380f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1381f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1382f453ba04SDave Airlie encoders_count++; 1383f453ba04SDave Airlie } 1384f453ba04SDave Airlie } 1385f453ba04SDave Airlie 1386f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1387f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1388f453ba04SDave Airlie dev->mode_config.max_width, 1389f453ba04SDave Airlie dev->mode_config.max_height); 1390f453ba04SDave Airlie } 1391f453ba04SDave Airlie 1392f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1393f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 1394f453ba04SDave Airlie mode_count++; 1395f453ba04SDave Airlie 1396f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1397f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1398f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1399f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1400f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1401f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1402f453ba04SDave Airlie out_resp->connection = connector->status; 1403f453ba04SDave Airlie if (connector->encoder) 1404f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1405f453ba04SDave Airlie else 1406f453ba04SDave Airlie out_resp->encoder_id = 0; 1407f453ba04SDave Airlie 1408f453ba04SDave Airlie /* 1409f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1410f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1411f453ba04SDave Airlie */ 1412f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1413f453ba04SDave Airlie copied = 0; 141481f6c7f8SVille Syrjälä mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr; 1415f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 1416f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1417f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1418f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1419f453ba04SDave Airlie ret = -EFAULT; 1420f453ba04SDave Airlie goto out; 1421f453ba04SDave Airlie } 1422f453ba04SDave Airlie copied++; 1423f453ba04SDave Airlie } 1424f453ba04SDave Airlie } 1425f453ba04SDave Airlie out_resp->count_modes = mode_count; 1426f453ba04SDave Airlie 1427f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1428f453ba04SDave Airlie copied = 0; 142981f6c7f8SVille Syrjälä prop_ptr = (uint32_t __user *)(unsigned long)(out_resp->props_ptr); 143081f6c7f8SVille Syrjälä prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); 1431f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1432f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1433f453ba04SDave Airlie if (put_user(connector->property_ids[i], 1434f453ba04SDave Airlie prop_ptr + copied)) { 1435f453ba04SDave Airlie ret = -EFAULT; 1436f453ba04SDave Airlie goto out; 1437f453ba04SDave Airlie } 1438f453ba04SDave Airlie 1439f453ba04SDave Airlie if (put_user(connector->property_values[i], 1440f453ba04SDave Airlie prop_values + copied)) { 1441f453ba04SDave Airlie ret = -EFAULT; 1442f453ba04SDave Airlie goto out; 1443f453ba04SDave Airlie } 1444f453ba04SDave Airlie copied++; 1445f453ba04SDave Airlie } 1446f453ba04SDave Airlie } 1447f453ba04SDave Airlie } 1448f453ba04SDave Airlie out_resp->count_props = props_count; 1449f453ba04SDave Airlie 1450f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1451f453ba04SDave Airlie copied = 0; 145281f6c7f8SVille Syrjälä encoder_ptr = (uint32_t __user *)(unsigned long)(out_resp->encoders_ptr); 1453f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1454f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1455f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1456f453ba04SDave Airlie encoder_ptr + copied)) { 1457f453ba04SDave Airlie ret = -EFAULT; 1458f453ba04SDave Airlie goto out; 1459f453ba04SDave Airlie } 1460f453ba04SDave Airlie copied++; 1461f453ba04SDave Airlie } 1462f453ba04SDave Airlie } 1463f453ba04SDave Airlie } 1464f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1465f453ba04SDave Airlie 1466f453ba04SDave Airlie out: 1467f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1468f453ba04SDave Airlie return ret; 1469f453ba04SDave Airlie } 1470f453ba04SDave Airlie 1471f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1472f453ba04SDave Airlie struct drm_file *file_priv) 1473f453ba04SDave Airlie { 1474f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1475f453ba04SDave Airlie struct drm_mode_object *obj; 1476f453ba04SDave Airlie struct drm_encoder *encoder; 1477f453ba04SDave Airlie int ret = 0; 1478f453ba04SDave Airlie 1479fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1480fb3b06c8SDave Airlie return -EINVAL; 1481fb3b06c8SDave Airlie 1482f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1483f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1484f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1485f453ba04SDave Airlie if (!obj) { 1486f453ba04SDave Airlie ret = -EINVAL; 1487f453ba04SDave Airlie goto out; 1488f453ba04SDave Airlie } 1489f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1490f453ba04SDave Airlie 1491f453ba04SDave Airlie if (encoder->crtc) 1492f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1493f453ba04SDave Airlie else 1494f453ba04SDave Airlie enc_resp->crtc_id = 0; 1495f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1496f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1497f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1498f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1499f453ba04SDave Airlie 1500f453ba04SDave Airlie out: 1501f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1502f453ba04SDave Airlie return ret; 1503f453ba04SDave Airlie } 1504f453ba04SDave Airlie 1505f453ba04SDave Airlie /** 15068cf5c917SJesse Barnes * drm_mode_getplane_res - get plane info 15078cf5c917SJesse Barnes * @dev: DRM device 15088cf5c917SJesse Barnes * @data: ioctl data 15098cf5c917SJesse Barnes * @file_priv: DRM file info 15108cf5c917SJesse Barnes * 1511b20f3867SSascha Hauer * LOCKING: 1512b20f3867SSascha Hauer * Takes mode config lock. 1513b20f3867SSascha Hauer * 15148cf5c917SJesse Barnes * Return an plane count and set of IDs. 15158cf5c917SJesse Barnes */ 15168cf5c917SJesse Barnes int drm_mode_getplane_res(struct drm_device *dev, void *data, 15178cf5c917SJesse Barnes struct drm_file *file_priv) 15188cf5c917SJesse Barnes { 15198cf5c917SJesse Barnes struct drm_mode_get_plane_res *plane_resp = data; 15208cf5c917SJesse Barnes struct drm_mode_config *config; 15218cf5c917SJesse Barnes struct drm_plane *plane; 15228cf5c917SJesse Barnes uint32_t __user *plane_ptr; 15238cf5c917SJesse Barnes int copied = 0, ret = 0; 15248cf5c917SJesse Barnes 15258cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15268cf5c917SJesse Barnes return -EINVAL; 15278cf5c917SJesse Barnes 15288cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15298cf5c917SJesse Barnes config = &dev->mode_config; 15308cf5c917SJesse Barnes 15318cf5c917SJesse Barnes /* 15328cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 15338cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 15348cf5c917SJesse Barnes */ 15358cf5c917SJesse Barnes if (config->num_plane && 15368cf5c917SJesse Barnes (plane_resp->count_planes >= config->num_plane)) { 153781f6c7f8SVille Syrjälä plane_ptr = (uint32_t __user *)(unsigned long)plane_resp->plane_id_ptr; 15388cf5c917SJesse Barnes 15398cf5c917SJesse Barnes list_for_each_entry(plane, &config->plane_list, head) { 15408cf5c917SJesse Barnes if (put_user(plane->base.id, plane_ptr + copied)) { 15418cf5c917SJesse Barnes ret = -EFAULT; 15428cf5c917SJesse Barnes goto out; 15438cf5c917SJesse Barnes } 15448cf5c917SJesse Barnes copied++; 15458cf5c917SJesse Barnes } 15468cf5c917SJesse Barnes } 15478cf5c917SJesse Barnes plane_resp->count_planes = config->num_plane; 15488cf5c917SJesse Barnes 15498cf5c917SJesse Barnes out: 15508cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 15518cf5c917SJesse Barnes return ret; 15528cf5c917SJesse Barnes } 15538cf5c917SJesse Barnes 15548cf5c917SJesse Barnes /** 15558cf5c917SJesse Barnes * drm_mode_getplane - get plane info 15568cf5c917SJesse Barnes * @dev: DRM device 15578cf5c917SJesse Barnes * @data: ioctl data 15588cf5c917SJesse Barnes * @file_priv: DRM file info 15598cf5c917SJesse Barnes * 1560b20f3867SSascha Hauer * LOCKING: 1561b20f3867SSascha Hauer * Takes mode config lock. 1562b20f3867SSascha Hauer * 15638cf5c917SJesse Barnes * Return plane info, including formats supported, gamma size, any 15648cf5c917SJesse Barnes * current fb, etc. 15658cf5c917SJesse Barnes */ 15668cf5c917SJesse Barnes int drm_mode_getplane(struct drm_device *dev, void *data, 15678cf5c917SJesse Barnes struct drm_file *file_priv) 15688cf5c917SJesse Barnes { 15698cf5c917SJesse Barnes struct drm_mode_get_plane *plane_resp = data; 15708cf5c917SJesse Barnes struct drm_mode_object *obj; 15718cf5c917SJesse Barnes struct drm_plane *plane; 15728cf5c917SJesse Barnes uint32_t __user *format_ptr; 15738cf5c917SJesse Barnes int ret = 0; 15748cf5c917SJesse Barnes 15758cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15768cf5c917SJesse Barnes return -EINVAL; 15778cf5c917SJesse Barnes 15788cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15798cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_resp->plane_id, 15808cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 15818cf5c917SJesse Barnes if (!obj) { 15828cf5c917SJesse Barnes ret = -ENOENT; 15838cf5c917SJesse Barnes goto out; 15848cf5c917SJesse Barnes } 15858cf5c917SJesse Barnes plane = obj_to_plane(obj); 15868cf5c917SJesse Barnes 15878cf5c917SJesse Barnes if (plane->crtc) 15888cf5c917SJesse Barnes plane_resp->crtc_id = plane->crtc->base.id; 15898cf5c917SJesse Barnes else 15908cf5c917SJesse Barnes plane_resp->crtc_id = 0; 15918cf5c917SJesse Barnes 15928cf5c917SJesse Barnes if (plane->fb) 15938cf5c917SJesse Barnes plane_resp->fb_id = plane->fb->base.id; 15948cf5c917SJesse Barnes else 15958cf5c917SJesse Barnes plane_resp->fb_id = 0; 15968cf5c917SJesse Barnes 15978cf5c917SJesse Barnes plane_resp->plane_id = plane->base.id; 15988cf5c917SJesse Barnes plane_resp->possible_crtcs = plane->possible_crtcs; 15998cf5c917SJesse Barnes plane_resp->gamma_size = plane->gamma_size; 16008cf5c917SJesse Barnes 16018cf5c917SJesse Barnes /* 16028cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 16038cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 16048cf5c917SJesse Barnes */ 16058cf5c917SJesse Barnes if (plane->format_count && 16068cf5c917SJesse Barnes (plane_resp->count_format_types >= plane->format_count)) { 160781f6c7f8SVille Syrjälä format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr; 16088cf5c917SJesse Barnes if (copy_to_user(format_ptr, 16098cf5c917SJesse Barnes plane->format_types, 16108cf5c917SJesse Barnes sizeof(uint32_t) * plane->format_count)) { 16118cf5c917SJesse Barnes ret = -EFAULT; 16128cf5c917SJesse Barnes goto out; 16138cf5c917SJesse Barnes } 16148cf5c917SJesse Barnes } 16158cf5c917SJesse Barnes plane_resp->count_format_types = plane->format_count; 16168cf5c917SJesse Barnes 16178cf5c917SJesse Barnes out: 16188cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 16198cf5c917SJesse Barnes return ret; 16208cf5c917SJesse Barnes } 16218cf5c917SJesse Barnes 16228cf5c917SJesse Barnes /** 16238cf5c917SJesse Barnes * drm_mode_setplane - set up or tear down an plane 16248cf5c917SJesse Barnes * @dev: DRM device 16258cf5c917SJesse Barnes * @data: ioctl data* 16268cf5c917SJesse Barnes * @file_prive: DRM file info 16278cf5c917SJesse Barnes * 1628b20f3867SSascha Hauer * LOCKING: 1629b20f3867SSascha Hauer * Takes mode config lock. 1630b20f3867SSascha Hauer * 16318cf5c917SJesse Barnes * Set plane info, including placement, fb, scaling, and other factors. 16328cf5c917SJesse Barnes * Or pass a NULL fb to disable. 16338cf5c917SJesse Barnes */ 16348cf5c917SJesse Barnes int drm_mode_setplane(struct drm_device *dev, void *data, 16358cf5c917SJesse Barnes struct drm_file *file_priv) 16368cf5c917SJesse Barnes { 16378cf5c917SJesse Barnes struct drm_mode_set_plane *plane_req = data; 16388cf5c917SJesse Barnes struct drm_mode_object *obj; 16398cf5c917SJesse Barnes struct drm_plane *plane; 16408cf5c917SJesse Barnes struct drm_crtc *crtc; 16418cf5c917SJesse Barnes struct drm_framebuffer *fb; 16428cf5c917SJesse Barnes int ret = 0; 164342ef8789SVille Syrjälä unsigned int fb_width, fb_height; 164462443be6SVille Syrjälä int i; 16458cf5c917SJesse Barnes 16468cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16478cf5c917SJesse Barnes return -EINVAL; 16488cf5c917SJesse Barnes 16498cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 16508cf5c917SJesse Barnes 16518cf5c917SJesse Barnes /* 16528cf5c917SJesse Barnes * First, find the plane, crtc, and fb objects. If not available, 16538cf5c917SJesse Barnes * we don't bother to call the driver. 16548cf5c917SJesse Barnes */ 16558cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->plane_id, 16568cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 16578cf5c917SJesse Barnes if (!obj) { 16588cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown plane ID %d\n", 16598cf5c917SJesse Barnes plane_req->plane_id); 16608cf5c917SJesse Barnes ret = -ENOENT; 16618cf5c917SJesse Barnes goto out; 16628cf5c917SJesse Barnes } 16638cf5c917SJesse Barnes plane = obj_to_plane(obj); 16648cf5c917SJesse Barnes 16658cf5c917SJesse Barnes /* No fb means shut it down */ 16668cf5c917SJesse Barnes if (!plane_req->fb_id) { 16678cf5c917SJesse Barnes plane->funcs->disable_plane(plane); 1668e5e3b44cSVille Syrjälä plane->crtc = NULL; 1669e5e3b44cSVille Syrjälä plane->fb = NULL; 16708cf5c917SJesse Barnes goto out; 16718cf5c917SJesse Barnes } 16728cf5c917SJesse Barnes 16738cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->crtc_id, 16748cf5c917SJesse Barnes DRM_MODE_OBJECT_CRTC); 16758cf5c917SJesse Barnes if (!obj) { 16768cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown crtc ID %d\n", 16778cf5c917SJesse Barnes plane_req->crtc_id); 16788cf5c917SJesse Barnes ret = -ENOENT; 16798cf5c917SJesse Barnes goto out; 16808cf5c917SJesse Barnes } 16818cf5c917SJesse Barnes crtc = obj_to_crtc(obj); 16828cf5c917SJesse Barnes 16838cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->fb_id, 16848cf5c917SJesse Barnes DRM_MODE_OBJECT_FB); 16858cf5c917SJesse Barnes if (!obj) { 16868cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 16878cf5c917SJesse Barnes plane_req->fb_id); 16888cf5c917SJesse Barnes ret = -ENOENT; 16898cf5c917SJesse Barnes goto out; 16908cf5c917SJesse Barnes } 16918cf5c917SJesse Barnes fb = obj_to_fb(obj); 16928cf5c917SJesse Barnes 169362443be6SVille Syrjälä /* Check whether this plane supports the fb pixel format. */ 169462443be6SVille Syrjälä for (i = 0; i < plane->format_count; i++) 169562443be6SVille Syrjälä if (fb->pixel_format == plane->format_types[i]) 169662443be6SVille Syrjälä break; 169762443be6SVille Syrjälä if (i == plane->format_count) { 169862443be6SVille Syrjälä DRM_DEBUG_KMS("Invalid pixel format 0x%08x\n", fb->pixel_format); 169962443be6SVille Syrjälä ret = -EINVAL; 170062443be6SVille Syrjälä goto out; 170162443be6SVille Syrjälä } 170262443be6SVille Syrjälä 170342ef8789SVille Syrjälä fb_width = fb->width << 16; 170442ef8789SVille Syrjälä fb_height = fb->height << 16; 170542ef8789SVille Syrjälä 170642ef8789SVille Syrjälä /* Make sure source coordinates are inside the fb. */ 170742ef8789SVille Syrjälä if (plane_req->src_w > fb_width || 170842ef8789SVille Syrjälä plane_req->src_x > fb_width - plane_req->src_w || 170942ef8789SVille Syrjälä plane_req->src_h > fb_height || 171042ef8789SVille Syrjälä plane_req->src_y > fb_height - plane_req->src_h) { 171142ef8789SVille Syrjälä DRM_DEBUG_KMS("Invalid source coordinates " 171242ef8789SVille Syrjälä "%u.%06ux%u.%06u+%u.%06u+%u.%06u\n", 171342ef8789SVille Syrjälä plane_req->src_w >> 16, 171442ef8789SVille Syrjälä ((plane_req->src_w & 0xffff) * 15625) >> 10, 171542ef8789SVille Syrjälä plane_req->src_h >> 16, 171642ef8789SVille Syrjälä ((plane_req->src_h & 0xffff) * 15625) >> 10, 171742ef8789SVille Syrjälä plane_req->src_x >> 16, 171842ef8789SVille Syrjälä ((plane_req->src_x & 0xffff) * 15625) >> 10, 171942ef8789SVille Syrjälä plane_req->src_y >> 16, 172042ef8789SVille Syrjälä ((plane_req->src_y & 0xffff) * 15625) >> 10); 172142ef8789SVille Syrjälä ret = -ENOSPC; 172242ef8789SVille Syrjälä goto out; 172342ef8789SVille Syrjälä } 172442ef8789SVille Syrjälä 1725687a0400SVille Syrjälä /* Give drivers some help against integer overflows */ 1726687a0400SVille Syrjälä if (plane_req->crtc_w > INT_MAX || 1727687a0400SVille Syrjälä plane_req->crtc_x > INT_MAX - (int32_t) plane_req->crtc_w || 1728687a0400SVille Syrjälä plane_req->crtc_h > INT_MAX || 1729687a0400SVille Syrjälä plane_req->crtc_y > INT_MAX - (int32_t) plane_req->crtc_h) { 1730687a0400SVille Syrjälä DRM_DEBUG_KMS("Invalid CRTC coordinates %ux%u+%d+%d\n", 1731687a0400SVille Syrjälä plane_req->crtc_w, plane_req->crtc_h, 1732687a0400SVille Syrjälä plane_req->crtc_x, plane_req->crtc_y); 1733687a0400SVille Syrjälä ret = -ERANGE; 1734687a0400SVille Syrjälä goto out; 1735687a0400SVille Syrjälä } 1736687a0400SVille Syrjälä 17378cf5c917SJesse Barnes ret = plane->funcs->update_plane(plane, crtc, fb, 17388cf5c917SJesse Barnes plane_req->crtc_x, plane_req->crtc_y, 17398cf5c917SJesse Barnes plane_req->crtc_w, plane_req->crtc_h, 17408cf5c917SJesse Barnes plane_req->src_x, plane_req->src_y, 17418cf5c917SJesse Barnes plane_req->src_w, plane_req->src_h); 17428cf5c917SJesse Barnes if (!ret) { 17438cf5c917SJesse Barnes plane->crtc = crtc; 17448cf5c917SJesse Barnes plane->fb = fb; 17458cf5c917SJesse Barnes } 17468cf5c917SJesse Barnes 17478cf5c917SJesse Barnes out: 17488cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 17498cf5c917SJesse Barnes 17508cf5c917SJesse Barnes return ret; 17518cf5c917SJesse Barnes } 17528cf5c917SJesse Barnes 17538cf5c917SJesse Barnes /** 1754f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 1755f453ba04SDave Airlie * @inode: inode from the ioctl 1756f453ba04SDave Airlie * @filp: file * from the ioctl 1757f453ba04SDave Airlie * @cmd: cmd from ioctl 1758f453ba04SDave Airlie * @arg: arg from ioctl 1759f453ba04SDave Airlie * 1760f453ba04SDave Airlie * LOCKING: 1761b20f3867SSascha Hauer * Takes mode config lock. 1762f453ba04SDave Airlie * 1763f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 1764f453ba04SDave Airlie * 1765f453ba04SDave Airlie * Called by the user via ioctl. 1766f453ba04SDave Airlie * 1767f453ba04SDave Airlie * RETURNS: 1768f453ba04SDave Airlie * Zero on success, errno on failure. 1769f453ba04SDave Airlie */ 1770f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 1771f453ba04SDave Airlie struct drm_file *file_priv) 1772f453ba04SDave Airlie { 1773f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1774f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 1775f453ba04SDave Airlie struct drm_mode_object *obj; 17766653cc8dSVille Syrjälä struct drm_crtc *crtc; 1777f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 1778f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1779f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 1780f453ba04SDave Airlie struct drm_mode_set set; 1781f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 1782f453ba04SDave Airlie int ret = 0; 1783f453ba04SDave Airlie int i; 1784f453ba04SDave Airlie 1785fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1786fb3b06c8SDave Airlie return -EINVAL; 1787fb3b06c8SDave Airlie 17881d97e915SVille Syrjälä /* For some reason crtc x/y offsets are signed internally. */ 17891d97e915SVille Syrjälä if (crtc_req->x > INT_MAX || crtc_req->y > INT_MAX) 17901d97e915SVille Syrjälä return -ERANGE; 17911d97e915SVille Syrjälä 1792f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1793f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1794f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1795f453ba04SDave Airlie if (!obj) { 179658367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1797f453ba04SDave Airlie ret = -EINVAL; 1798f453ba04SDave Airlie goto out; 1799f453ba04SDave Airlie } 1800f453ba04SDave Airlie crtc = obj_to_crtc(obj); 18019440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1802f453ba04SDave Airlie 1803f453ba04SDave Airlie if (crtc_req->mode_valid) { 1804f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 1805f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 1806f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 18076653cc8dSVille Syrjälä if (!crtc->fb) { 18086653cc8dSVille Syrjälä DRM_DEBUG_KMS("CRTC doesn't have current FB\n"); 18096653cc8dSVille Syrjälä ret = -EINVAL; 18106653cc8dSVille Syrjälä goto out; 18116653cc8dSVille Syrjälä } 1812f453ba04SDave Airlie fb = crtc->fb; 1813f453ba04SDave Airlie } else { 1814f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->fb_id, 1815f453ba04SDave Airlie DRM_MODE_OBJECT_FB); 1816f453ba04SDave Airlie if (!obj) { 181758367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 181858367ed6SZhao Yakui crtc_req->fb_id); 1819f453ba04SDave Airlie ret = -EINVAL; 1820f453ba04SDave Airlie goto out; 1821f453ba04SDave Airlie } 1822f453ba04SDave Airlie fb = obj_to_fb(obj); 1823f453ba04SDave Airlie } 1824f453ba04SDave Airlie 1825f453ba04SDave Airlie mode = drm_mode_create(dev); 1826ee34ab5bSVille Syrjälä if (!mode) { 1827ee34ab5bSVille Syrjälä ret = -ENOMEM; 1828ee34ab5bSVille Syrjälä goto out; 1829ee34ab5bSVille Syrjälä } 1830ee34ab5bSVille Syrjälä 183190367bf6SVille Syrjälä ret = drm_crtc_convert_umode(mode, &crtc_req->mode); 183290367bf6SVille Syrjälä if (ret) { 183390367bf6SVille Syrjälä DRM_DEBUG_KMS("Invalid mode\n"); 183490367bf6SVille Syrjälä goto out; 183590367bf6SVille Syrjälä } 183690367bf6SVille Syrjälä 1837f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 18385f61bb42SVille Syrjälä 18395f61bb42SVille Syrjälä if (mode->hdisplay > fb->width || 18405f61bb42SVille Syrjälä mode->vdisplay > fb->height || 18415f61bb42SVille Syrjälä crtc_req->x > fb->width - mode->hdisplay || 18425f61bb42SVille Syrjälä crtc_req->y > fb->height - mode->vdisplay) { 18435f61bb42SVille Syrjälä DRM_DEBUG_KMS("Invalid CRTC viewport %ux%u+%u+%u for fb size %ux%u.\n", 18445f61bb42SVille Syrjälä mode->hdisplay, mode->vdisplay, 18455f61bb42SVille Syrjälä crtc_req->x, crtc_req->y, 18465f61bb42SVille Syrjälä fb->width, fb->height); 18475f61bb42SVille Syrjälä ret = -ENOSPC; 18485f61bb42SVille Syrjälä goto out; 18495f61bb42SVille Syrjälä } 1850f453ba04SDave Airlie } 1851f453ba04SDave Airlie 1852f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 185358367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 1854f453ba04SDave Airlie ret = -EINVAL; 1855f453ba04SDave Airlie goto out; 1856f453ba04SDave Airlie } 1857f453ba04SDave Airlie 18587781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 185958367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 1860f453ba04SDave Airlie crtc_req->count_connectors); 1861f453ba04SDave Airlie ret = -EINVAL; 1862f453ba04SDave Airlie goto out; 1863f453ba04SDave Airlie } 1864f453ba04SDave Airlie 1865f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 1866f453ba04SDave Airlie u32 out_id; 1867f453ba04SDave Airlie 1868f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 1869f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 1870f453ba04SDave Airlie ret = -EINVAL; 1871f453ba04SDave Airlie goto out; 1872f453ba04SDave Airlie } 1873f453ba04SDave Airlie 1874f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 1875f453ba04SDave Airlie sizeof(struct drm_connector *), 1876f453ba04SDave Airlie GFP_KERNEL); 1877f453ba04SDave Airlie if (!connector_set) { 1878f453ba04SDave Airlie ret = -ENOMEM; 1879f453ba04SDave Airlie goto out; 1880f453ba04SDave Airlie } 1881f453ba04SDave Airlie 1882f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 188381f6c7f8SVille Syrjälä set_connectors_ptr = (uint32_t __user *)(unsigned long)crtc_req->set_connectors_ptr; 1884f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 1885f453ba04SDave Airlie ret = -EFAULT; 1886f453ba04SDave Airlie goto out; 1887f453ba04SDave Airlie } 1888f453ba04SDave Airlie 1889f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 1890f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1891f453ba04SDave Airlie if (!obj) { 189258367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 189358367ed6SZhao Yakui out_id); 1894f453ba04SDave Airlie ret = -EINVAL; 1895f453ba04SDave Airlie goto out; 1896f453ba04SDave Airlie } 1897f453ba04SDave Airlie connector = obj_to_connector(obj); 18989440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 18999440106bSJerome Glisse connector->base.id, 19009440106bSJerome Glisse drm_get_connector_name(connector)); 1901f453ba04SDave Airlie 1902f453ba04SDave Airlie connector_set[i] = connector; 1903f453ba04SDave Airlie } 1904f453ba04SDave Airlie } 1905f453ba04SDave Airlie 1906f453ba04SDave Airlie set.crtc = crtc; 1907f453ba04SDave Airlie set.x = crtc_req->x; 1908f453ba04SDave Airlie set.y = crtc_req->y; 1909f453ba04SDave Airlie set.mode = mode; 1910f453ba04SDave Airlie set.connectors = connector_set; 1911f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 1912f453ba04SDave Airlie set.fb = fb; 1913f453ba04SDave Airlie ret = crtc->funcs->set_config(&set); 1914f453ba04SDave Airlie 1915f453ba04SDave Airlie out: 1916f453ba04SDave Airlie kfree(connector_set); 1917ee34ab5bSVille Syrjälä drm_mode_destroy(dev, mode); 1918f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1919f453ba04SDave Airlie return ret; 1920f453ba04SDave Airlie } 1921f453ba04SDave Airlie 1922f453ba04SDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 1923f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1924f453ba04SDave Airlie { 1925f453ba04SDave Airlie struct drm_mode_cursor *req = data; 1926f453ba04SDave Airlie struct drm_mode_object *obj; 1927f453ba04SDave Airlie struct drm_crtc *crtc; 1928f453ba04SDave Airlie int ret = 0; 1929f453ba04SDave Airlie 1930fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1931fb3b06c8SDave Airlie return -EINVAL; 1932fb3b06c8SDave Airlie 1933acb4b992SJesse Barnes if (!req->flags) 1934f453ba04SDave Airlie return -EINVAL; 1935f453ba04SDave Airlie 1936f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1937e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 1938f453ba04SDave Airlie if (!obj) { 193958367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 1940f453ba04SDave Airlie ret = -EINVAL; 1941f453ba04SDave Airlie goto out; 1942f453ba04SDave Airlie } 1943f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1944f453ba04SDave Airlie 1945f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 1946f453ba04SDave Airlie if (!crtc->funcs->cursor_set) { 1947f453ba04SDave Airlie ret = -ENXIO; 1948f453ba04SDave Airlie goto out; 1949f453ba04SDave Airlie } 1950f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 1951f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 1952f453ba04SDave Airlie req->width, req->height); 1953f453ba04SDave Airlie } 1954f453ba04SDave Airlie 1955f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 1956f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 1957f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 1958f453ba04SDave Airlie } else { 1959f453ba04SDave Airlie ret = -EFAULT; 1960f453ba04SDave Airlie goto out; 1961f453ba04SDave Airlie } 1962f453ba04SDave Airlie } 1963f453ba04SDave Airlie out: 1964f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1965f453ba04SDave Airlie return ret; 1966f453ba04SDave Airlie } 1967f453ba04SDave Airlie 1968308e5bcbSJesse Barnes /* Original addfb only supported RGB formats, so figure out which one */ 1969308e5bcbSJesse Barnes uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 1970308e5bcbSJesse Barnes { 1971308e5bcbSJesse Barnes uint32_t fmt; 1972308e5bcbSJesse Barnes 1973308e5bcbSJesse Barnes switch (bpp) { 1974308e5bcbSJesse Barnes case 8: 197504b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB332; 1976308e5bcbSJesse Barnes break; 1977308e5bcbSJesse Barnes case 16: 1978308e5bcbSJesse Barnes if (depth == 15) 197904b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB1555; 1980308e5bcbSJesse Barnes else 198104b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB565; 1982308e5bcbSJesse Barnes break; 1983308e5bcbSJesse Barnes case 24: 198404b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB888; 1985308e5bcbSJesse Barnes break; 1986308e5bcbSJesse Barnes case 32: 1987308e5bcbSJesse Barnes if (depth == 24) 198804b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1989308e5bcbSJesse Barnes else if (depth == 30) 199004b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB2101010; 1991308e5bcbSJesse Barnes else 199204b3924dSVille Syrjälä fmt = DRM_FORMAT_ARGB8888; 1993308e5bcbSJesse Barnes break; 1994308e5bcbSJesse Barnes default: 199504b3924dSVille Syrjälä DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 199604b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1997308e5bcbSJesse Barnes break; 1998308e5bcbSJesse Barnes } 1999308e5bcbSJesse Barnes 2000308e5bcbSJesse Barnes return fmt; 2001308e5bcbSJesse Barnes } 2002308e5bcbSJesse Barnes EXPORT_SYMBOL(drm_mode_legacy_fb_format); 2003308e5bcbSJesse Barnes 2004f453ba04SDave Airlie /** 2005f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 2006f453ba04SDave Airlie * @inode: inode from the ioctl 2007f453ba04SDave Airlie * @filp: file * from the ioctl 2008f453ba04SDave Airlie * @cmd: cmd from ioctl 2009f453ba04SDave Airlie * @arg: arg from ioctl 2010f453ba04SDave Airlie * 2011f453ba04SDave Airlie * LOCKING: 2012f453ba04SDave Airlie * Takes mode config lock. 2013f453ba04SDave Airlie * 2014f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 2015f453ba04SDave Airlie * 2016f453ba04SDave Airlie * Called by the user via ioctl. 2017f453ba04SDave Airlie * 2018f453ba04SDave Airlie * RETURNS: 2019f453ba04SDave Airlie * Zero on success, errno on failure. 2020f453ba04SDave Airlie */ 2021f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 2022f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2023f453ba04SDave Airlie { 2024308e5bcbSJesse Barnes struct drm_mode_fb_cmd *or = data; 2025308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 r = {}; 2026308e5bcbSJesse Barnes struct drm_mode_config *config = &dev->mode_config; 2027308e5bcbSJesse Barnes struct drm_framebuffer *fb; 2028308e5bcbSJesse Barnes int ret = 0; 2029308e5bcbSJesse Barnes 2030308e5bcbSJesse Barnes /* Use new struct with format internally */ 2031308e5bcbSJesse Barnes r.fb_id = or->fb_id; 2032308e5bcbSJesse Barnes r.width = or->width; 2033308e5bcbSJesse Barnes r.height = or->height; 2034308e5bcbSJesse Barnes r.pitches[0] = or->pitch; 2035308e5bcbSJesse Barnes r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 2036308e5bcbSJesse Barnes r.handles[0] = or->handle; 2037308e5bcbSJesse Barnes 2038308e5bcbSJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2039308e5bcbSJesse Barnes return -EINVAL; 2040308e5bcbSJesse Barnes 2041acb4b992SJesse Barnes if ((config->min_width > r.width) || (r.width > config->max_width)) 2042308e5bcbSJesse Barnes return -EINVAL; 2043acb4b992SJesse Barnes 2044acb4b992SJesse Barnes if ((config->min_height > r.height) || (r.height > config->max_height)) 2045308e5bcbSJesse Barnes return -EINVAL; 2046308e5bcbSJesse Barnes 2047308e5bcbSJesse Barnes mutex_lock(&dev->mode_config.mutex); 2048308e5bcbSJesse Barnes 2049308e5bcbSJesse Barnes /* TODO check buffer is sufficiently large */ 2050308e5bcbSJesse Barnes /* TODO setup destructor callback */ 2051308e5bcbSJesse Barnes 2052308e5bcbSJesse Barnes fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); 2053308e5bcbSJesse Barnes if (IS_ERR(fb)) { 2054308e5bcbSJesse Barnes DRM_ERROR("could not create framebuffer\n"); 2055308e5bcbSJesse Barnes ret = PTR_ERR(fb); 2056308e5bcbSJesse Barnes goto out; 2057308e5bcbSJesse Barnes } 2058308e5bcbSJesse Barnes 2059308e5bcbSJesse Barnes or->fb_id = fb->base.id; 2060308e5bcbSJesse Barnes list_add(&fb->filp_head, &file_priv->fbs); 2061308e5bcbSJesse Barnes DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2062308e5bcbSJesse Barnes 2063308e5bcbSJesse Barnes out: 2064308e5bcbSJesse Barnes mutex_unlock(&dev->mode_config.mutex); 2065308e5bcbSJesse Barnes return ret; 2066308e5bcbSJesse Barnes } 2067308e5bcbSJesse Barnes 2068935b5977SVille Syrjälä static int format_check(struct drm_mode_fb_cmd2 *r) 2069935b5977SVille Syrjälä { 2070935b5977SVille Syrjälä uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; 2071935b5977SVille Syrjälä 2072935b5977SVille Syrjälä switch (format) { 2073935b5977SVille Syrjälä case DRM_FORMAT_C8: 2074935b5977SVille Syrjälä case DRM_FORMAT_RGB332: 2075935b5977SVille Syrjälä case DRM_FORMAT_BGR233: 2076935b5977SVille Syrjälä case DRM_FORMAT_XRGB4444: 2077935b5977SVille Syrjälä case DRM_FORMAT_XBGR4444: 2078935b5977SVille Syrjälä case DRM_FORMAT_RGBX4444: 2079935b5977SVille Syrjälä case DRM_FORMAT_BGRX4444: 2080935b5977SVille Syrjälä case DRM_FORMAT_ARGB4444: 2081935b5977SVille Syrjälä case DRM_FORMAT_ABGR4444: 2082935b5977SVille Syrjälä case DRM_FORMAT_RGBA4444: 2083935b5977SVille Syrjälä case DRM_FORMAT_BGRA4444: 2084935b5977SVille Syrjälä case DRM_FORMAT_XRGB1555: 2085935b5977SVille Syrjälä case DRM_FORMAT_XBGR1555: 2086935b5977SVille Syrjälä case DRM_FORMAT_RGBX5551: 2087935b5977SVille Syrjälä case DRM_FORMAT_BGRX5551: 2088935b5977SVille Syrjälä case DRM_FORMAT_ARGB1555: 2089935b5977SVille Syrjälä case DRM_FORMAT_ABGR1555: 2090935b5977SVille Syrjälä case DRM_FORMAT_RGBA5551: 2091935b5977SVille Syrjälä case DRM_FORMAT_BGRA5551: 2092935b5977SVille Syrjälä case DRM_FORMAT_RGB565: 2093935b5977SVille Syrjälä case DRM_FORMAT_BGR565: 2094935b5977SVille Syrjälä case DRM_FORMAT_RGB888: 2095935b5977SVille Syrjälä case DRM_FORMAT_BGR888: 2096935b5977SVille Syrjälä case DRM_FORMAT_XRGB8888: 2097935b5977SVille Syrjälä case DRM_FORMAT_XBGR8888: 2098935b5977SVille Syrjälä case DRM_FORMAT_RGBX8888: 2099935b5977SVille Syrjälä case DRM_FORMAT_BGRX8888: 2100935b5977SVille Syrjälä case DRM_FORMAT_ARGB8888: 2101935b5977SVille Syrjälä case DRM_FORMAT_ABGR8888: 2102935b5977SVille Syrjälä case DRM_FORMAT_RGBA8888: 2103935b5977SVille Syrjälä case DRM_FORMAT_BGRA8888: 2104935b5977SVille Syrjälä case DRM_FORMAT_XRGB2101010: 2105935b5977SVille Syrjälä case DRM_FORMAT_XBGR2101010: 2106935b5977SVille Syrjälä case DRM_FORMAT_RGBX1010102: 2107935b5977SVille Syrjälä case DRM_FORMAT_BGRX1010102: 2108935b5977SVille Syrjälä case DRM_FORMAT_ARGB2101010: 2109935b5977SVille Syrjälä case DRM_FORMAT_ABGR2101010: 2110935b5977SVille Syrjälä case DRM_FORMAT_RGBA1010102: 2111935b5977SVille Syrjälä case DRM_FORMAT_BGRA1010102: 2112935b5977SVille Syrjälä case DRM_FORMAT_YUYV: 2113935b5977SVille Syrjälä case DRM_FORMAT_YVYU: 2114935b5977SVille Syrjälä case DRM_FORMAT_UYVY: 2115935b5977SVille Syrjälä case DRM_FORMAT_VYUY: 2116935b5977SVille Syrjälä case DRM_FORMAT_AYUV: 2117935b5977SVille Syrjälä case DRM_FORMAT_NV12: 2118935b5977SVille Syrjälä case DRM_FORMAT_NV21: 2119935b5977SVille Syrjälä case DRM_FORMAT_NV16: 2120935b5977SVille Syrjälä case DRM_FORMAT_NV61: 2121935b5977SVille Syrjälä case DRM_FORMAT_YUV410: 2122935b5977SVille Syrjälä case DRM_FORMAT_YVU410: 2123935b5977SVille Syrjälä case DRM_FORMAT_YUV411: 2124935b5977SVille Syrjälä case DRM_FORMAT_YVU411: 2125935b5977SVille Syrjälä case DRM_FORMAT_YUV420: 2126935b5977SVille Syrjälä case DRM_FORMAT_YVU420: 2127935b5977SVille Syrjälä case DRM_FORMAT_YUV422: 2128935b5977SVille Syrjälä case DRM_FORMAT_YVU422: 2129935b5977SVille Syrjälä case DRM_FORMAT_YUV444: 2130935b5977SVille Syrjälä case DRM_FORMAT_YVU444: 2131935b5977SVille Syrjälä return 0; 2132935b5977SVille Syrjälä default: 2133935b5977SVille Syrjälä return -EINVAL; 2134935b5977SVille Syrjälä } 2135935b5977SVille Syrjälä } 2136935b5977SVille Syrjälä 2137308e5bcbSJesse Barnes /** 2138308e5bcbSJesse Barnes * drm_mode_addfb2 - add an FB to the graphics configuration 2139308e5bcbSJesse Barnes * @inode: inode from the ioctl 2140308e5bcbSJesse Barnes * @filp: file * from the ioctl 2141308e5bcbSJesse Barnes * @cmd: cmd from ioctl 2142308e5bcbSJesse Barnes * @arg: arg from ioctl 2143308e5bcbSJesse Barnes * 2144308e5bcbSJesse Barnes * LOCKING: 2145308e5bcbSJesse Barnes * Takes mode config lock. 2146308e5bcbSJesse Barnes * 2147308e5bcbSJesse Barnes * Add a new FB to the specified CRTC, given a user request with format. 2148308e5bcbSJesse Barnes * 2149308e5bcbSJesse Barnes * Called by the user via ioctl. 2150308e5bcbSJesse Barnes * 2151308e5bcbSJesse Barnes * RETURNS: 2152308e5bcbSJesse Barnes * Zero on success, errno on failure. 2153308e5bcbSJesse Barnes */ 2154308e5bcbSJesse Barnes int drm_mode_addfb2(struct drm_device *dev, 2155308e5bcbSJesse Barnes void *data, struct drm_file *file_priv) 2156308e5bcbSJesse Barnes { 2157308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 *r = data; 2158f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2159f453ba04SDave Airlie struct drm_framebuffer *fb; 2160f453ba04SDave Airlie int ret = 0; 2161f453ba04SDave Airlie 2162fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2163fb3b06c8SDave Airlie return -EINVAL; 2164fb3b06c8SDave Airlie 2165f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 21668cf5c917SJesse Barnes DRM_ERROR("bad framebuffer width %d, should be >= %d && <= %d\n", 21678cf5c917SJesse Barnes r->width, config->min_width, config->max_width); 2168f453ba04SDave Airlie return -EINVAL; 2169f453ba04SDave Airlie } 2170f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 21718cf5c917SJesse Barnes DRM_ERROR("bad framebuffer height %d, should be >= %d && <= %d\n", 21728cf5c917SJesse Barnes r->height, config->min_height, config->max_height); 2173f453ba04SDave Airlie return -EINVAL; 2174f453ba04SDave Airlie } 2175f453ba04SDave Airlie 2176935b5977SVille Syrjälä ret = format_check(r); 2177935b5977SVille Syrjälä if (ret) { 2178935b5977SVille Syrjälä DRM_ERROR("bad framebuffer format 0x%08x\n", r->pixel_format); 2179935b5977SVille Syrjälä return ret; 2180935b5977SVille Syrjälä } 2181935b5977SVille Syrjälä 2182f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2183f453ba04SDave Airlie 2184f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 2185cce13ff7SChris Wilson if (IS_ERR(fb)) { 2186f453ba04SDave Airlie DRM_ERROR("could not create framebuffer\n"); 2187cce13ff7SChris Wilson ret = PTR_ERR(fb); 2188f453ba04SDave Airlie goto out; 2189f453ba04SDave Airlie } 2190f453ba04SDave Airlie 2191e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 2192f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 21939440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2194f453ba04SDave Airlie 2195f453ba04SDave Airlie out: 2196f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2197f453ba04SDave Airlie return ret; 2198f453ba04SDave Airlie } 2199f453ba04SDave Airlie 2200f453ba04SDave Airlie /** 2201f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 2202f453ba04SDave Airlie * @inode: inode from the ioctl 2203f453ba04SDave Airlie * @filp: file * from the ioctl 2204f453ba04SDave Airlie * @cmd: cmd from ioctl 2205f453ba04SDave Airlie * @arg: arg from ioctl 2206f453ba04SDave Airlie * 2207f453ba04SDave Airlie * LOCKING: 2208f453ba04SDave Airlie * Takes mode config lock. 2209f453ba04SDave Airlie * 2210f453ba04SDave Airlie * Remove the FB specified by the user. 2211f453ba04SDave Airlie * 2212f453ba04SDave Airlie * Called by the user via ioctl. 2213f453ba04SDave Airlie * 2214f453ba04SDave Airlie * RETURNS: 2215f453ba04SDave Airlie * Zero on success, errno on failure. 2216f453ba04SDave Airlie */ 2217f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 2218f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2219f453ba04SDave Airlie { 2220f453ba04SDave Airlie struct drm_mode_object *obj; 2221f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2222f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 2223f453ba04SDave Airlie uint32_t *id = data; 2224f453ba04SDave Airlie int ret = 0; 2225f453ba04SDave Airlie int found = 0; 2226f453ba04SDave Airlie 2227fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2228fb3b06c8SDave Airlie return -EINVAL; 2229fb3b06c8SDave Airlie 2230f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2231f453ba04SDave Airlie obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); 223225985edcSLucas De Marchi /* TODO check that we really get a framebuffer back. */ 2233f453ba04SDave Airlie if (!obj) { 2234f453ba04SDave Airlie ret = -EINVAL; 2235f453ba04SDave Airlie goto out; 2236f453ba04SDave Airlie } 2237f453ba04SDave Airlie fb = obj_to_fb(obj); 2238f453ba04SDave Airlie 2239f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2240f453ba04SDave Airlie if (fb == fbl) 2241f453ba04SDave Airlie found = 1; 2242f453ba04SDave Airlie 2243f453ba04SDave Airlie if (!found) { 2244f453ba04SDave Airlie ret = -EINVAL; 2245f453ba04SDave Airlie goto out; 2246f453ba04SDave Airlie } 2247f453ba04SDave Airlie 2248f453ba04SDave Airlie /* TODO release all crtc connected to the framebuffer */ 2249f453ba04SDave Airlie /* TODO unhock the destructor from the buffer object */ 2250f453ba04SDave Airlie 2251f453ba04SDave Airlie list_del(&fb->filp_head); 2252f453ba04SDave Airlie fb->funcs->destroy(fb); 2253f453ba04SDave Airlie 2254f453ba04SDave Airlie out: 2255f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2256f453ba04SDave Airlie return ret; 2257f453ba04SDave Airlie } 2258f453ba04SDave Airlie 2259f453ba04SDave Airlie /** 2260f453ba04SDave Airlie * drm_mode_getfb - get FB info 2261f453ba04SDave Airlie * @inode: inode from the ioctl 2262f453ba04SDave Airlie * @filp: file * from the ioctl 2263f453ba04SDave Airlie * @cmd: cmd from ioctl 2264f453ba04SDave Airlie * @arg: arg from ioctl 2265f453ba04SDave Airlie * 2266f453ba04SDave Airlie * LOCKING: 2267b20f3867SSascha Hauer * Takes mode config lock. 2268f453ba04SDave Airlie * 2269f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 2270f453ba04SDave Airlie * 2271f453ba04SDave Airlie * Called by the user via ioctl. 2272f453ba04SDave Airlie * 2273f453ba04SDave Airlie * RETURNS: 2274f453ba04SDave Airlie * Zero on success, errno on failure. 2275f453ba04SDave Airlie */ 2276f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 2277f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2278f453ba04SDave Airlie { 2279f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 2280f453ba04SDave Airlie struct drm_mode_object *obj; 2281f453ba04SDave Airlie struct drm_framebuffer *fb; 2282f453ba04SDave Airlie int ret = 0; 2283f453ba04SDave Airlie 2284fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2285fb3b06c8SDave Airlie return -EINVAL; 2286fb3b06c8SDave Airlie 2287f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2288e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2289f453ba04SDave Airlie if (!obj) { 2290f453ba04SDave Airlie ret = -EINVAL; 2291f453ba04SDave Airlie goto out; 2292f453ba04SDave Airlie } 2293f453ba04SDave Airlie fb = obj_to_fb(obj); 2294f453ba04SDave Airlie 2295f453ba04SDave Airlie r->height = fb->height; 2296f453ba04SDave Airlie r->width = fb->width; 2297f453ba04SDave Airlie r->depth = fb->depth; 2298f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 229901f2c773SVille Syrjälä r->pitch = fb->pitches[0]; 2300f453ba04SDave Airlie fb->funcs->create_handle(fb, file_priv, &r->handle); 2301f453ba04SDave Airlie 2302f453ba04SDave Airlie out: 2303f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2304f453ba04SDave Airlie return ret; 2305f453ba04SDave Airlie } 2306f453ba04SDave Airlie 2307884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2308884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 2309884840aaSJakob Bornecrantz { 2310884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 2311884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 2312884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 2313884840aaSJakob Bornecrantz struct drm_mode_object *obj; 2314884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 2315884840aaSJakob Bornecrantz unsigned flags; 2316884840aaSJakob Bornecrantz int num_clips; 2317884840aaSJakob Bornecrantz int ret = 0; 2318884840aaSJakob Bornecrantz 2319fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2320fb3b06c8SDave Airlie return -EINVAL; 2321fb3b06c8SDave Airlie 2322884840aaSJakob Bornecrantz mutex_lock(&dev->mode_config.mutex); 2323884840aaSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2324884840aaSJakob Bornecrantz if (!obj) { 2325884840aaSJakob Bornecrantz ret = -EINVAL; 2326884840aaSJakob Bornecrantz goto out_err1; 2327884840aaSJakob Bornecrantz } 2328884840aaSJakob Bornecrantz fb = obj_to_fb(obj); 2329884840aaSJakob Bornecrantz 2330884840aaSJakob Bornecrantz num_clips = r->num_clips; 233181f6c7f8SVille Syrjälä clips_ptr = (struct drm_clip_rect __user *)(unsigned long)r->clips_ptr; 2332884840aaSJakob Bornecrantz 2333884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 2334884840aaSJakob Bornecrantz ret = -EINVAL; 2335884840aaSJakob Bornecrantz goto out_err1; 2336884840aaSJakob Bornecrantz } 2337884840aaSJakob Bornecrantz 2338884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2339884840aaSJakob Bornecrantz 2340884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 2341884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2342884840aaSJakob Bornecrantz ret = -EINVAL; 2343884840aaSJakob Bornecrantz goto out_err1; 2344884840aaSJakob Bornecrantz } 2345884840aaSJakob Bornecrantz 2346884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 2347a5cd3351SXi Wang if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { 2348a5cd3351SXi Wang ret = -EINVAL; 2349a5cd3351SXi Wang goto out_err1; 2350a5cd3351SXi Wang } 2351884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 2352884840aaSJakob Bornecrantz if (!clips) { 2353884840aaSJakob Bornecrantz ret = -ENOMEM; 2354884840aaSJakob Bornecrantz goto out_err1; 2355884840aaSJakob Bornecrantz } 2356884840aaSJakob Bornecrantz 2357884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 2358884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 2359e902a358SDan Carpenter if (ret) { 2360e902a358SDan Carpenter ret = -EFAULT; 2361884840aaSJakob Bornecrantz goto out_err2; 2362884840aaSJakob Bornecrantz } 2363e902a358SDan Carpenter } 2364884840aaSJakob Bornecrantz 2365884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 236602b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 236702b00162SThomas Hellstrom clips, num_clips); 2368884840aaSJakob Bornecrantz } else { 2369884840aaSJakob Bornecrantz ret = -ENOSYS; 2370884840aaSJakob Bornecrantz goto out_err2; 2371884840aaSJakob Bornecrantz } 2372884840aaSJakob Bornecrantz 2373884840aaSJakob Bornecrantz out_err2: 2374884840aaSJakob Bornecrantz kfree(clips); 2375884840aaSJakob Bornecrantz out_err1: 2376884840aaSJakob Bornecrantz mutex_unlock(&dev->mode_config.mutex); 2377884840aaSJakob Bornecrantz return ret; 2378884840aaSJakob Bornecrantz } 2379884840aaSJakob Bornecrantz 2380884840aaSJakob Bornecrantz 2381f453ba04SDave Airlie /** 2382f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 2383f453ba04SDave Airlie * @filp: file * from the ioctl 2384f453ba04SDave Airlie * 2385f453ba04SDave Airlie * LOCKING: 2386f453ba04SDave Airlie * Takes mode config lock. 2387f453ba04SDave Airlie * 2388f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 2389f453ba04SDave Airlie * 2390f453ba04SDave Airlie * Called by the user via ioctl. 2391f453ba04SDave Airlie * 2392f453ba04SDave Airlie * RETURNS: 2393f453ba04SDave Airlie * Zero on success, errno on failure. 2394f453ba04SDave Airlie */ 2395ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 2396f453ba04SDave Airlie { 2397f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 2398f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 2399f453ba04SDave Airlie 2400f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2401f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 2402f453ba04SDave Airlie list_del(&fb->filp_head); 2403f453ba04SDave Airlie fb->funcs->destroy(fb); 2404f453ba04SDave Airlie } 2405f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2406f453ba04SDave Airlie } 2407f453ba04SDave Airlie 2408f453ba04SDave Airlie /** 2409f453ba04SDave Airlie * drm_mode_attachmode - add a mode to the user mode list 2410f453ba04SDave Airlie * @dev: DRM device 2411f453ba04SDave Airlie * @connector: connector to add the mode to 2412f453ba04SDave Airlie * @mode: mode to add 2413f453ba04SDave Airlie * 2414f453ba04SDave Airlie * Add @mode to @connector's user mode list. 2415f453ba04SDave Airlie */ 24161dd6c8bdSVille Syrjälä static void drm_mode_attachmode(struct drm_device *dev, 2417f453ba04SDave Airlie struct drm_connector *connector, 2418f453ba04SDave Airlie struct drm_display_mode *mode) 2419f453ba04SDave Airlie { 2420f453ba04SDave Airlie list_add_tail(&mode->head, &connector->user_modes); 2421f453ba04SDave Airlie } 2422f453ba04SDave Airlie 2423f453ba04SDave Airlie int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 2424ac235dafSVille Syrjälä const struct drm_display_mode *mode) 2425f453ba04SDave Airlie { 2426f453ba04SDave Airlie struct drm_connector *connector; 2427ac235dafSVille Syrjälä int ret = 0; 2428ac235dafSVille Syrjälä struct drm_display_mode *dup_mode, *next; 2429ac235dafSVille Syrjälä LIST_HEAD(list); 2430ac235dafSVille Syrjälä 2431f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2432f453ba04SDave Airlie if (!connector->encoder) 2433ac235dafSVille Syrjälä continue; 2434f453ba04SDave Airlie if (connector->encoder->crtc == crtc) { 2435f453ba04SDave Airlie dup_mode = drm_mode_duplicate(dev, mode); 2436ac235dafSVille Syrjälä if (!dup_mode) { 2437ac235dafSVille Syrjälä ret = -ENOMEM; 2438ac235dafSVille Syrjälä goto out; 2439ac235dafSVille Syrjälä } 2440ac235dafSVille Syrjälä list_add_tail(&dup_mode->head, &list); 2441f453ba04SDave Airlie } 2442f453ba04SDave Airlie } 2443ac235dafSVille Syrjälä 2444ac235dafSVille Syrjälä list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2445ac235dafSVille Syrjälä if (!connector->encoder) 2446ac235dafSVille Syrjälä continue; 2447ac235dafSVille Syrjälä if (connector->encoder->crtc == crtc) 2448ac235dafSVille Syrjälä list_move_tail(list.next, &connector->user_modes); 2449ac235dafSVille Syrjälä } 2450ac235dafSVille Syrjälä 2451ac235dafSVille Syrjälä WARN_ON(!list_empty(&list)); 2452ac235dafSVille Syrjälä 2453ac235dafSVille Syrjälä out: 2454ac235dafSVille Syrjälä list_for_each_entry_safe(dup_mode, next, &list, head) 2455ac235dafSVille Syrjälä drm_mode_destroy(dev, dup_mode); 2456ac235dafSVille Syrjälä 2457ac235dafSVille Syrjälä return ret; 2458f453ba04SDave Airlie } 2459f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_attachmode_crtc); 2460f453ba04SDave Airlie 2461f453ba04SDave Airlie static int drm_mode_detachmode(struct drm_device *dev, 2462f453ba04SDave Airlie struct drm_connector *connector, 2463f453ba04SDave Airlie struct drm_display_mode *mode) 2464f453ba04SDave Airlie { 2465f453ba04SDave Airlie int found = 0; 2466f453ba04SDave Airlie int ret = 0; 2467f453ba04SDave Airlie struct drm_display_mode *match_mode, *t; 2468f453ba04SDave Airlie 2469f453ba04SDave Airlie list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 2470f453ba04SDave Airlie if (drm_mode_equal(match_mode, mode)) { 2471f453ba04SDave Airlie list_del(&match_mode->head); 2472f453ba04SDave Airlie drm_mode_destroy(dev, match_mode); 2473f453ba04SDave Airlie found = 1; 2474f453ba04SDave Airlie break; 2475f453ba04SDave Airlie } 2476f453ba04SDave Airlie } 2477f453ba04SDave Airlie 2478f453ba04SDave Airlie if (!found) 2479f453ba04SDave Airlie ret = -EINVAL; 2480f453ba04SDave Airlie 2481f453ba04SDave Airlie return ret; 2482f453ba04SDave Airlie } 2483f453ba04SDave Airlie 2484f453ba04SDave Airlie int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 2485f453ba04SDave Airlie { 2486f453ba04SDave Airlie struct drm_connector *connector; 2487f453ba04SDave Airlie 2488f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2489f453ba04SDave Airlie drm_mode_detachmode(dev, connector, mode); 2490f453ba04SDave Airlie } 2491f453ba04SDave Airlie return 0; 2492f453ba04SDave Airlie } 2493f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_detachmode_crtc); 2494f453ba04SDave Airlie 2495f453ba04SDave Airlie /** 2496f453ba04SDave Airlie * drm_fb_attachmode - Attach a user mode to an connector 2497f453ba04SDave Airlie * @inode: inode from the ioctl 2498f453ba04SDave Airlie * @filp: file * from the ioctl 2499f453ba04SDave Airlie * @cmd: cmd from ioctl 2500f453ba04SDave Airlie * @arg: arg from ioctl 2501f453ba04SDave Airlie * 2502f453ba04SDave Airlie * This attaches a user specified mode to an connector. 2503f453ba04SDave Airlie * Called by the user via ioctl. 2504f453ba04SDave Airlie * 2505f453ba04SDave Airlie * RETURNS: 2506f453ba04SDave Airlie * Zero on success, errno on failure. 2507f453ba04SDave Airlie */ 2508f453ba04SDave Airlie int drm_mode_attachmode_ioctl(struct drm_device *dev, 2509f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2510f453ba04SDave Airlie { 2511f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2512f453ba04SDave Airlie struct drm_connector *connector; 2513f453ba04SDave Airlie struct drm_display_mode *mode; 2514f453ba04SDave Airlie struct drm_mode_object *obj; 2515f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2516f453ba04SDave Airlie int ret = 0; 2517f453ba04SDave Airlie 2518fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2519fb3b06c8SDave Airlie return -EINVAL; 2520fb3b06c8SDave Airlie 2521f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2522f453ba04SDave Airlie 2523f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2524f453ba04SDave Airlie if (!obj) { 2525f453ba04SDave Airlie ret = -EINVAL; 2526f453ba04SDave Airlie goto out; 2527f453ba04SDave Airlie } 2528f453ba04SDave Airlie connector = obj_to_connector(obj); 2529f453ba04SDave Airlie 2530f453ba04SDave Airlie mode = drm_mode_create(dev); 2531f453ba04SDave Airlie if (!mode) { 2532f453ba04SDave Airlie ret = -ENOMEM; 2533f453ba04SDave Airlie goto out; 2534f453ba04SDave Airlie } 2535f453ba04SDave Airlie 253690367bf6SVille Syrjälä ret = drm_crtc_convert_umode(mode, umode); 253790367bf6SVille Syrjälä if (ret) { 253890367bf6SVille Syrjälä DRM_DEBUG_KMS("Invalid mode\n"); 253990367bf6SVille Syrjälä drm_mode_destroy(dev, mode); 254090367bf6SVille Syrjälä goto out; 254190367bf6SVille Syrjälä } 2542f453ba04SDave Airlie 25431dd6c8bdSVille Syrjälä drm_mode_attachmode(dev, connector, mode); 2544f453ba04SDave Airlie out: 2545f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2546f453ba04SDave Airlie return ret; 2547f453ba04SDave Airlie } 2548f453ba04SDave Airlie 2549f453ba04SDave Airlie 2550f453ba04SDave Airlie /** 2551f453ba04SDave Airlie * drm_fb_detachmode - Detach a user specified mode from an connector 2552f453ba04SDave Airlie * @inode: inode from the ioctl 2553f453ba04SDave Airlie * @filp: file * from the ioctl 2554f453ba04SDave Airlie * @cmd: cmd from ioctl 2555f453ba04SDave Airlie * @arg: arg from ioctl 2556f453ba04SDave Airlie * 2557f453ba04SDave Airlie * Called by the user via ioctl. 2558f453ba04SDave Airlie * 2559f453ba04SDave Airlie * RETURNS: 2560f453ba04SDave Airlie * Zero on success, errno on failure. 2561f453ba04SDave Airlie */ 2562f453ba04SDave Airlie int drm_mode_detachmode_ioctl(struct drm_device *dev, 2563f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2564f453ba04SDave Airlie { 2565f453ba04SDave Airlie struct drm_mode_object *obj; 2566f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2567f453ba04SDave Airlie struct drm_connector *connector; 2568f453ba04SDave Airlie struct drm_display_mode mode; 2569f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2570f453ba04SDave Airlie int ret = 0; 2571f453ba04SDave Airlie 2572fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2573fb3b06c8SDave Airlie return -EINVAL; 2574fb3b06c8SDave Airlie 2575f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2576f453ba04SDave Airlie 2577f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2578f453ba04SDave Airlie if (!obj) { 2579f453ba04SDave Airlie ret = -EINVAL; 2580f453ba04SDave Airlie goto out; 2581f453ba04SDave Airlie } 2582f453ba04SDave Airlie connector = obj_to_connector(obj); 2583f453ba04SDave Airlie 258490367bf6SVille Syrjälä ret = drm_crtc_convert_umode(&mode, umode); 258590367bf6SVille Syrjälä if (ret) { 258690367bf6SVille Syrjälä DRM_DEBUG_KMS("Invalid mode\n"); 258790367bf6SVille Syrjälä goto out; 258890367bf6SVille Syrjälä } 258990367bf6SVille Syrjälä 2590f453ba04SDave Airlie ret = drm_mode_detachmode(dev, connector, &mode); 2591f453ba04SDave Airlie out: 2592f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2593f453ba04SDave Airlie return ret; 2594f453ba04SDave Airlie } 2595f453ba04SDave Airlie 2596f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2597f453ba04SDave Airlie const char *name, int num_values) 2598f453ba04SDave Airlie { 2599f453ba04SDave Airlie struct drm_property *property = NULL; 2600f453ba04SDave Airlie 2601f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2602f453ba04SDave Airlie if (!property) 2603f453ba04SDave Airlie return NULL; 2604f453ba04SDave Airlie 2605f453ba04SDave Airlie if (num_values) { 2606f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2607f453ba04SDave Airlie if (!property->values) 2608f453ba04SDave Airlie goto fail; 2609f453ba04SDave Airlie } 2610f453ba04SDave Airlie 2611f453ba04SDave Airlie drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 2612f453ba04SDave Airlie property->flags = flags; 2613f453ba04SDave Airlie property->num_values = num_values; 2614f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2615f453ba04SDave Airlie 2616471dd2efSVinson Lee if (name) { 2617f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2618471dd2efSVinson Lee property->name[DRM_PROP_NAME_LEN-1] = '\0'; 2619471dd2efSVinson Lee } 2620f453ba04SDave Airlie 2621f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2622f453ba04SDave Airlie return property; 2623f453ba04SDave Airlie fail: 2624f453ba04SDave Airlie kfree(property); 2625f453ba04SDave Airlie return NULL; 2626f453ba04SDave Airlie } 2627f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2628f453ba04SDave Airlie 26294a67d391SSascha Hauer struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 26304a67d391SSascha Hauer const char *name, 26314a67d391SSascha Hauer const struct drm_prop_enum_list *props, 26324a67d391SSascha Hauer int num_values) 26334a67d391SSascha Hauer { 26344a67d391SSascha Hauer struct drm_property *property; 26354a67d391SSascha Hauer int i, ret; 26364a67d391SSascha Hauer 26374a67d391SSascha Hauer flags |= DRM_MODE_PROP_ENUM; 26384a67d391SSascha Hauer 26394a67d391SSascha Hauer property = drm_property_create(dev, flags, name, num_values); 26404a67d391SSascha Hauer if (!property) 26414a67d391SSascha Hauer return NULL; 26424a67d391SSascha Hauer 26434a67d391SSascha Hauer for (i = 0; i < num_values; i++) { 26444a67d391SSascha Hauer ret = drm_property_add_enum(property, i, 26454a67d391SSascha Hauer props[i].type, 26464a67d391SSascha Hauer props[i].name); 26474a67d391SSascha Hauer if (ret) { 26484a67d391SSascha Hauer drm_property_destroy(dev, property); 26494a67d391SSascha Hauer return NULL; 26504a67d391SSascha Hauer } 26514a67d391SSascha Hauer } 26524a67d391SSascha Hauer 26534a67d391SSascha Hauer return property; 26544a67d391SSascha Hauer } 26554a67d391SSascha Hauer EXPORT_SYMBOL(drm_property_create_enum); 26564a67d391SSascha Hauer 2657d9bc3c02SSascha Hauer struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, 2658d9bc3c02SSascha Hauer const char *name, 2659d9bc3c02SSascha Hauer uint64_t min, uint64_t max) 2660d9bc3c02SSascha Hauer { 2661d9bc3c02SSascha Hauer struct drm_property *property; 2662d9bc3c02SSascha Hauer 2663d9bc3c02SSascha Hauer flags |= DRM_MODE_PROP_RANGE; 2664d9bc3c02SSascha Hauer 2665d9bc3c02SSascha Hauer property = drm_property_create(dev, flags, name, 2); 2666d9bc3c02SSascha Hauer if (!property) 2667d9bc3c02SSascha Hauer return NULL; 2668d9bc3c02SSascha Hauer 2669d9bc3c02SSascha Hauer property->values[0] = min; 2670d9bc3c02SSascha Hauer property->values[1] = max; 2671d9bc3c02SSascha Hauer 2672d9bc3c02SSascha Hauer return property; 2673d9bc3c02SSascha Hauer } 2674d9bc3c02SSascha Hauer EXPORT_SYMBOL(drm_property_create_range); 2675d9bc3c02SSascha Hauer 2676f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2677f453ba04SDave Airlie uint64_t value, const char *name) 2678f453ba04SDave Airlie { 2679f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2680f453ba04SDave Airlie 2681f453ba04SDave Airlie if (!(property->flags & DRM_MODE_PROP_ENUM)) 2682f453ba04SDave Airlie return -EINVAL; 2683f453ba04SDave Airlie 2684f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2685f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2686f453ba04SDave Airlie if (prop_enum->value == value) { 2687f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2688f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2689f453ba04SDave Airlie return 0; 2690f453ba04SDave Airlie } 2691f453ba04SDave Airlie } 2692f453ba04SDave Airlie } 2693f453ba04SDave Airlie 2694f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2695f453ba04SDave Airlie if (!prop_enum) 2696f453ba04SDave Airlie return -ENOMEM; 2697f453ba04SDave Airlie 2698f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2699f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2700f453ba04SDave Airlie prop_enum->value = value; 2701f453ba04SDave Airlie 2702f453ba04SDave Airlie property->values[index] = value; 2703f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2704f453ba04SDave Airlie return 0; 2705f453ba04SDave Airlie } 2706f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2707f453ba04SDave Airlie 2708f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2709f453ba04SDave Airlie { 2710f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2711f453ba04SDave Airlie 2712f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2713f453ba04SDave Airlie list_del(&prop_enum->head); 2714f453ba04SDave Airlie kfree(prop_enum); 2715f453ba04SDave Airlie } 2716f453ba04SDave Airlie 2717f453ba04SDave Airlie if (property->num_values) 2718f453ba04SDave Airlie kfree(property->values); 2719f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2720f453ba04SDave Airlie list_del(&property->head); 2721f453ba04SDave Airlie kfree(property); 2722f453ba04SDave Airlie } 2723f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2724f453ba04SDave Airlie 2725f453ba04SDave Airlie int drm_connector_attach_property(struct drm_connector *connector, 2726f453ba04SDave Airlie struct drm_property *property, uint64_t init_val) 2727f453ba04SDave Airlie { 2728f453ba04SDave Airlie int i; 2729f453ba04SDave Airlie 2730f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2731f453ba04SDave Airlie if (connector->property_ids[i] == 0) { 2732f453ba04SDave Airlie connector->property_ids[i] = property->base.id; 2733f453ba04SDave Airlie connector->property_values[i] = init_val; 2734f453ba04SDave Airlie break; 2735f453ba04SDave Airlie } 2736f453ba04SDave Airlie } 2737f453ba04SDave Airlie 2738f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2739f453ba04SDave Airlie return -EINVAL; 2740f453ba04SDave Airlie return 0; 2741f453ba04SDave Airlie } 2742f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_attach_property); 2743f453ba04SDave Airlie 2744f453ba04SDave Airlie int drm_connector_property_set_value(struct drm_connector *connector, 2745f453ba04SDave Airlie struct drm_property *property, uint64_t value) 2746f453ba04SDave Airlie { 2747f453ba04SDave Airlie int i; 2748f453ba04SDave Airlie 2749f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2750f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2751f453ba04SDave Airlie connector->property_values[i] = value; 2752f453ba04SDave Airlie break; 2753f453ba04SDave Airlie } 2754f453ba04SDave Airlie } 2755f453ba04SDave Airlie 2756f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2757f453ba04SDave Airlie return -EINVAL; 2758f453ba04SDave Airlie return 0; 2759f453ba04SDave Airlie } 2760f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_set_value); 2761f453ba04SDave Airlie 2762f453ba04SDave Airlie int drm_connector_property_get_value(struct drm_connector *connector, 2763f453ba04SDave Airlie struct drm_property *property, uint64_t *val) 2764f453ba04SDave Airlie { 2765f453ba04SDave Airlie int i; 2766f453ba04SDave Airlie 2767f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2768f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2769f453ba04SDave Airlie *val = connector->property_values[i]; 2770f453ba04SDave Airlie break; 2771f453ba04SDave Airlie } 2772f453ba04SDave Airlie } 2773f453ba04SDave Airlie 2774f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2775f453ba04SDave Airlie return -EINVAL; 2776f453ba04SDave Airlie return 0; 2777f453ba04SDave Airlie } 2778f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_get_value); 2779f453ba04SDave Airlie 2780f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 2781f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2782f453ba04SDave Airlie { 2783f453ba04SDave Airlie struct drm_mode_object *obj; 2784f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 2785f453ba04SDave Airlie struct drm_property *property; 2786f453ba04SDave Airlie int enum_count = 0; 2787f453ba04SDave Airlie int blob_count = 0; 2788f453ba04SDave Airlie int value_count = 0; 2789f453ba04SDave Airlie int ret = 0, i; 2790f453ba04SDave Airlie int copied; 2791f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2792f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 2793f453ba04SDave Airlie struct drm_property_blob *prop_blob; 279481f6c7f8SVille Syrjälä uint32_t __user *blob_id_ptr; 2795f453ba04SDave Airlie uint64_t __user *values_ptr; 2796f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 2797f453ba04SDave Airlie 2798fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2799fb3b06c8SDave Airlie return -EINVAL; 2800fb3b06c8SDave Airlie 2801f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2802f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2803f453ba04SDave Airlie if (!obj) { 2804f453ba04SDave Airlie ret = -EINVAL; 2805f453ba04SDave Airlie goto done; 2806f453ba04SDave Airlie } 2807f453ba04SDave Airlie property = obj_to_property(obj); 2808f453ba04SDave Airlie 2809f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2810f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 2811f453ba04SDave Airlie enum_count++; 2812f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 2813f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 2814f453ba04SDave Airlie blob_count++; 2815f453ba04SDave Airlie } 2816f453ba04SDave Airlie 2817f453ba04SDave Airlie value_count = property->num_values; 2818f453ba04SDave Airlie 2819f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 2820f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 2821f453ba04SDave Airlie out_resp->flags = property->flags; 2822f453ba04SDave Airlie 2823f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 282481f6c7f8SVille Syrjälä values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr; 2825f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 2826f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 2827f453ba04SDave Airlie ret = -EFAULT; 2828f453ba04SDave Airlie goto done; 2829f453ba04SDave Airlie } 2830f453ba04SDave Airlie } 2831f453ba04SDave Airlie } 2832f453ba04SDave Airlie out_resp->count_values = value_count; 2833f453ba04SDave Airlie 2834f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2835f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 2836f453ba04SDave Airlie copied = 0; 283781f6c7f8SVille Syrjälä enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr; 2838f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2839f453ba04SDave Airlie 2840f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 2841f453ba04SDave Airlie ret = -EFAULT; 2842f453ba04SDave Airlie goto done; 2843f453ba04SDave Airlie } 2844f453ba04SDave Airlie 2845f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 2846f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 2847f453ba04SDave Airlie ret = -EFAULT; 2848f453ba04SDave Airlie goto done; 2849f453ba04SDave Airlie } 2850f453ba04SDave Airlie copied++; 2851f453ba04SDave Airlie } 2852f453ba04SDave Airlie } 2853f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 2854f453ba04SDave Airlie } 2855f453ba04SDave Airlie 2856f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 2857f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 2858f453ba04SDave Airlie copied = 0; 285981f6c7f8SVille Syrjälä blob_id_ptr = (uint32_t __user *)(unsigned long)out_resp->enum_blob_ptr; 286081f6c7f8SVille Syrjälä blob_length_ptr = (uint32_t __user *)(unsigned long)out_resp->values_ptr; 2861f453ba04SDave Airlie 2862f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 2863f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 2864f453ba04SDave Airlie ret = -EFAULT; 2865f453ba04SDave Airlie goto done; 2866f453ba04SDave Airlie } 2867f453ba04SDave Airlie 2868f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 2869f453ba04SDave Airlie ret = -EFAULT; 2870f453ba04SDave Airlie goto done; 2871f453ba04SDave Airlie } 2872f453ba04SDave Airlie 2873f453ba04SDave Airlie copied++; 2874f453ba04SDave Airlie } 2875f453ba04SDave Airlie } 2876f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 2877f453ba04SDave Airlie } 2878f453ba04SDave Airlie done: 2879f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2880f453ba04SDave Airlie return ret; 2881f453ba04SDave Airlie } 2882f453ba04SDave Airlie 2883f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 2884f453ba04SDave Airlie void *data) 2885f453ba04SDave Airlie { 2886f453ba04SDave Airlie struct drm_property_blob *blob; 2887f453ba04SDave Airlie 2888f453ba04SDave Airlie if (!length || !data) 2889f453ba04SDave Airlie return NULL; 2890f453ba04SDave Airlie 2891f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 2892f453ba04SDave Airlie if (!blob) 2893f453ba04SDave Airlie return NULL; 2894f453ba04SDave Airlie 2895f453ba04SDave Airlie blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob)); 2896f453ba04SDave Airlie blob->length = length; 2897f453ba04SDave Airlie 2898f453ba04SDave Airlie memcpy(blob->data, data, length); 2899f453ba04SDave Airlie 2900f453ba04SDave Airlie drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 2901f453ba04SDave Airlie 2902f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 2903f453ba04SDave Airlie return blob; 2904f453ba04SDave Airlie } 2905f453ba04SDave Airlie 2906f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 2907f453ba04SDave Airlie struct drm_property_blob *blob) 2908f453ba04SDave Airlie { 2909f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 2910f453ba04SDave Airlie list_del(&blob->head); 2911f453ba04SDave Airlie kfree(blob); 2912f453ba04SDave Airlie } 2913f453ba04SDave Airlie 2914f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 2915f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2916f453ba04SDave Airlie { 2917f453ba04SDave Airlie struct drm_mode_object *obj; 2918f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 2919f453ba04SDave Airlie struct drm_property_blob *blob; 2920f453ba04SDave Airlie int ret = 0; 292181f6c7f8SVille Syrjälä void __user *blob_ptr; 2922f453ba04SDave Airlie 2923fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2924fb3b06c8SDave Airlie return -EINVAL; 2925fb3b06c8SDave Airlie 2926f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2927f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 2928f453ba04SDave Airlie if (!obj) { 2929f453ba04SDave Airlie ret = -EINVAL; 2930f453ba04SDave Airlie goto done; 2931f453ba04SDave Airlie } 2932f453ba04SDave Airlie blob = obj_to_blob(obj); 2933f453ba04SDave Airlie 2934f453ba04SDave Airlie if (out_resp->length == blob->length) { 293581f6c7f8SVille Syrjälä blob_ptr = (void __user *)(unsigned long)out_resp->data; 2936f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 2937f453ba04SDave Airlie ret = -EFAULT; 2938f453ba04SDave Airlie goto done; 2939f453ba04SDave Airlie } 2940f453ba04SDave Airlie } 2941f453ba04SDave Airlie out_resp->length = blob->length; 2942f453ba04SDave Airlie 2943f453ba04SDave Airlie done: 2944f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2945f453ba04SDave Airlie return ret; 2946f453ba04SDave Airlie } 2947f453ba04SDave Airlie 2948f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 2949f453ba04SDave Airlie struct edid *edid) 2950f453ba04SDave Airlie { 2951f453ba04SDave Airlie struct drm_device *dev = connector->dev; 29527466f4ccSAdam Jackson int ret = 0, size; 2953f453ba04SDave Airlie 2954f453ba04SDave Airlie if (connector->edid_blob_ptr) 2955f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 2956f453ba04SDave Airlie 2957f453ba04SDave Airlie /* Delete edid, when there is none. */ 2958f453ba04SDave Airlie if (!edid) { 2959f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 2960f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, dev->mode_config.edid_property, 0); 2961f453ba04SDave Airlie return ret; 2962f453ba04SDave Airlie } 2963f453ba04SDave Airlie 29647466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 29657466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 29667466f4ccSAdam Jackson size, edid); 2967f453ba04SDave Airlie 2968f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, 2969f453ba04SDave Airlie dev->mode_config.edid_property, 2970f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 2971f453ba04SDave Airlie 2972f453ba04SDave Airlie return ret; 2973f453ba04SDave Airlie } 2974f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 2975f453ba04SDave Airlie 2976f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 2977f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2978f453ba04SDave Airlie { 2979f453ba04SDave Airlie struct drm_mode_connector_set_property *out_resp = data; 2980f453ba04SDave Airlie struct drm_mode_object *obj; 2981f453ba04SDave Airlie struct drm_property *property; 2982f453ba04SDave Airlie struct drm_connector *connector; 2983f453ba04SDave Airlie int ret = -EINVAL; 2984f453ba04SDave Airlie int i; 2985f453ba04SDave Airlie 2986fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2987fb3b06c8SDave Airlie return -EINVAL; 2988fb3b06c8SDave Airlie 2989f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2990f453ba04SDave Airlie 2991f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2992f453ba04SDave Airlie if (!obj) { 2993f453ba04SDave Airlie goto out; 2994f453ba04SDave Airlie } 2995f453ba04SDave Airlie connector = obj_to_connector(obj); 2996f453ba04SDave Airlie 2997f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2998f453ba04SDave Airlie if (connector->property_ids[i] == out_resp->prop_id) 2999f453ba04SDave Airlie break; 3000f453ba04SDave Airlie } 3001f453ba04SDave Airlie 3002f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) { 3003f453ba04SDave Airlie goto out; 3004f453ba04SDave Airlie } 3005f453ba04SDave Airlie 3006f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 3007f453ba04SDave Airlie if (!obj) { 3008f453ba04SDave Airlie goto out; 3009f453ba04SDave Airlie } 3010f453ba04SDave Airlie property = obj_to_property(obj); 3011f453ba04SDave Airlie 3012f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_IMMUTABLE) 3013f453ba04SDave Airlie goto out; 3014f453ba04SDave Airlie 3015f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_RANGE) { 3016f453ba04SDave Airlie if (out_resp->value < property->values[0]) 3017f453ba04SDave Airlie goto out; 3018f453ba04SDave Airlie 3019f453ba04SDave Airlie if (out_resp->value > property->values[1]) 3020f453ba04SDave Airlie goto out; 3021f453ba04SDave Airlie } else { 3022f453ba04SDave Airlie int found = 0; 3023f453ba04SDave Airlie for (i = 0; i < property->num_values; i++) { 3024f453ba04SDave Airlie if (property->values[i] == out_resp->value) { 3025f453ba04SDave Airlie found = 1; 3026f453ba04SDave Airlie break; 3027f453ba04SDave Airlie } 3028f453ba04SDave Airlie } 3029f453ba04SDave Airlie if (!found) { 3030f453ba04SDave Airlie goto out; 3031f453ba04SDave Airlie } 3032f453ba04SDave Airlie } 3033f453ba04SDave Airlie 3034c9fb15f6SKeith Packard /* Do DPMS ourselves */ 3035c9fb15f6SKeith Packard if (property == connector->dev->mode_config.dpms_property) { 3036c9fb15f6SKeith Packard if (connector->funcs->dpms) 3037c9fb15f6SKeith Packard (*connector->funcs->dpms)(connector, (int) out_resp->value); 3038c9fb15f6SKeith Packard ret = 0; 3039c9fb15f6SKeith Packard } else if (connector->funcs->set_property) 3040f453ba04SDave Airlie ret = connector->funcs->set_property(connector, property, out_resp->value); 3041f453ba04SDave Airlie 3042af901ca1SAndré Goddard Rosa /* store the property value if successful */ 3043f453ba04SDave Airlie if (!ret) 3044f453ba04SDave Airlie drm_connector_property_set_value(connector, property, out_resp->value); 3045f453ba04SDave Airlie out: 3046f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3047f453ba04SDave Airlie return ret; 3048f453ba04SDave Airlie } 3049f453ba04SDave Airlie 3050f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 3051f453ba04SDave Airlie struct drm_encoder *encoder) 3052f453ba04SDave Airlie { 3053f453ba04SDave Airlie int i; 3054f453ba04SDave Airlie 3055f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3056f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 3057f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 3058f453ba04SDave Airlie return 0; 3059f453ba04SDave Airlie } 3060f453ba04SDave Airlie } 3061f453ba04SDave Airlie return -ENOMEM; 3062f453ba04SDave Airlie } 3063f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 3064f453ba04SDave Airlie 3065f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 3066f453ba04SDave Airlie struct drm_encoder *encoder) 3067f453ba04SDave Airlie { 3068f453ba04SDave Airlie int i; 3069f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3070f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 3071f453ba04SDave Airlie connector->encoder_ids[i] = 0; 3072f453ba04SDave Airlie if (connector->encoder == encoder) 3073f453ba04SDave Airlie connector->encoder = NULL; 3074f453ba04SDave Airlie break; 3075f453ba04SDave Airlie } 3076f453ba04SDave Airlie } 3077f453ba04SDave Airlie } 3078f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 3079f453ba04SDave Airlie 30804cae5b84SSascha Hauer int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 3081f453ba04SDave Airlie int gamma_size) 3082f453ba04SDave Airlie { 3083f453ba04SDave Airlie crtc->gamma_size = gamma_size; 3084f453ba04SDave Airlie 3085f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 3086f453ba04SDave Airlie if (!crtc->gamma_store) { 3087f453ba04SDave Airlie crtc->gamma_size = 0; 30884cae5b84SSascha Hauer return -ENOMEM; 3089f453ba04SDave Airlie } 3090f453ba04SDave Airlie 30914cae5b84SSascha Hauer return 0; 3092f453ba04SDave Airlie } 3093f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 3094f453ba04SDave Airlie 3095f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 3096f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3097f453ba04SDave Airlie { 3098f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3099f453ba04SDave Airlie struct drm_mode_object *obj; 3100f453ba04SDave Airlie struct drm_crtc *crtc; 3101f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3102f453ba04SDave Airlie int size; 3103f453ba04SDave Airlie int ret = 0; 3104f453ba04SDave Airlie 3105fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3106fb3b06c8SDave Airlie return -EINVAL; 3107fb3b06c8SDave Airlie 3108f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3109f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3110f453ba04SDave Airlie if (!obj) { 3111f453ba04SDave Airlie ret = -EINVAL; 3112f453ba04SDave Airlie goto out; 3113f453ba04SDave Airlie } 3114f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3115f453ba04SDave Airlie 3116f453ba04SDave Airlie /* memcpy into gamma store */ 3117f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3118f453ba04SDave Airlie ret = -EINVAL; 3119f453ba04SDave Airlie goto out; 3120f453ba04SDave Airlie } 3121f453ba04SDave Airlie 3122f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3123f453ba04SDave Airlie r_base = crtc->gamma_store; 3124f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 3125f453ba04SDave Airlie ret = -EFAULT; 3126f453ba04SDave Airlie goto out; 3127f453ba04SDave Airlie } 3128f453ba04SDave Airlie 3129f453ba04SDave Airlie g_base = r_base + size; 3130f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 3131f453ba04SDave Airlie ret = -EFAULT; 3132f453ba04SDave Airlie goto out; 3133f453ba04SDave Airlie } 3134f453ba04SDave Airlie 3135f453ba04SDave Airlie b_base = g_base + size; 3136f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 3137f453ba04SDave Airlie ret = -EFAULT; 3138f453ba04SDave Airlie goto out; 3139f453ba04SDave Airlie } 3140f453ba04SDave Airlie 31417203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 3142f453ba04SDave Airlie 3143f453ba04SDave Airlie out: 3144f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3145f453ba04SDave Airlie return ret; 3146f453ba04SDave Airlie 3147f453ba04SDave Airlie } 3148f453ba04SDave Airlie 3149f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 3150f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3151f453ba04SDave Airlie { 3152f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3153f453ba04SDave Airlie struct drm_mode_object *obj; 3154f453ba04SDave Airlie struct drm_crtc *crtc; 3155f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3156f453ba04SDave Airlie int size; 3157f453ba04SDave Airlie int ret = 0; 3158f453ba04SDave Airlie 3159fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3160fb3b06c8SDave Airlie return -EINVAL; 3161fb3b06c8SDave Airlie 3162f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3163f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3164f453ba04SDave Airlie if (!obj) { 3165f453ba04SDave Airlie ret = -EINVAL; 3166f453ba04SDave Airlie goto out; 3167f453ba04SDave Airlie } 3168f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3169f453ba04SDave Airlie 3170f453ba04SDave Airlie /* memcpy into gamma store */ 3171f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3172f453ba04SDave Airlie ret = -EINVAL; 3173f453ba04SDave Airlie goto out; 3174f453ba04SDave Airlie } 3175f453ba04SDave Airlie 3176f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3177f453ba04SDave Airlie r_base = crtc->gamma_store; 3178f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 3179f453ba04SDave Airlie ret = -EFAULT; 3180f453ba04SDave Airlie goto out; 3181f453ba04SDave Airlie } 3182f453ba04SDave Airlie 3183f453ba04SDave Airlie g_base = r_base + size; 3184f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 3185f453ba04SDave Airlie ret = -EFAULT; 3186f453ba04SDave Airlie goto out; 3187f453ba04SDave Airlie } 3188f453ba04SDave Airlie 3189f453ba04SDave Airlie b_base = g_base + size; 3190f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 3191f453ba04SDave Airlie ret = -EFAULT; 3192f453ba04SDave Airlie goto out; 3193f453ba04SDave Airlie } 3194f453ba04SDave Airlie out: 3195f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3196f453ba04SDave Airlie return ret; 3197f453ba04SDave Airlie } 3198d91d8a3fSKristian Høgsberg 3199d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 3200d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 3201d91d8a3fSKristian Høgsberg { 3202d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 3203d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 3204d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 3205d91d8a3fSKristian Høgsberg struct drm_framebuffer *fb; 3206d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 3207d91d8a3fSKristian Høgsberg unsigned long flags; 3208d91d8a3fSKristian Høgsberg int ret = -EINVAL; 3209d91d8a3fSKristian Høgsberg 3210d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3211d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 3212d91d8a3fSKristian Høgsberg return -EINVAL; 3213d91d8a3fSKristian Høgsberg 3214d91d8a3fSKristian Høgsberg mutex_lock(&dev->mode_config.mutex); 3215d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3216d91d8a3fSKristian Høgsberg if (!obj) 3217d91d8a3fSKristian Høgsberg goto out; 3218d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 3219d91d8a3fSKristian Høgsberg 322090c1efddSChris Wilson if (crtc->fb == NULL) { 322190c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 322290c1efddSChris Wilson * due to a hotplug event, that userspace has not 322390c1efddSChris Wilson * yet discovered. 322490c1efddSChris Wilson */ 322590c1efddSChris Wilson ret = -EBUSY; 322690c1efddSChris Wilson goto out; 322790c1efddSChris Wilson } 322890c1efddSChris Wilson 3229d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 3230d91d8a3fSKristian Høgsberg goto out; 3231d91d8a3fSKristian Høgsberg 3232d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); 3233d91d8a3fSKristian Høgsberg if (!obj) 3234d91d8a3fSKristian Høgsberg goto out; 3235d91d8a3fSKristian Høgsberg fb = obj_to_fb(obj); 3236d91d8a3fSKristian Høgsberg 32375f61bb42SVille Syrjälä if (crtc->mode.hdisplay > fb->width || 32385f61bb42SVille Syrjälä crtc->mode.vdisplay > fb->height || 32395f61bb42SVille Syrjälä crtc->x > fb->width - crtc->mode.hdisplay || 32405f61bb42SVille Syrjälä crtc->y > fb->height - crtc->mode.vdisplay) { 32415f61bb42SVille Syrjälä DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d.\n", 32425f61bb42SVille Syrjälä fb->width, fb->height, 32435f61bb42SVille Syrjälä crtc->mode.hdisplay, crtc->mode.vdisplay, 32445f61bb42SVille Syrjälä crtc->x, crtc->y); 32455f61bb42SVille Syrjälä ret = -ENOSPC; 32465f61bb42SVille Syrjälä goto out; 32475f61bb42SVille Syrjälä } 32485f61bb42SVille Syrjälä 3249d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3250d91d8a3fSKristian Høgsberg ret = -ENOMEM; 3251d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3252d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 3253d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3254d91d8a3fSKristian Høgsberg goto out; 3255d91d8a3fSKristian Høgsberg } 3256d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 3257d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3258d91d8a3fSKristian Høgsberg 3259d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 3260d91d8a3fSKristian Høgsberg if (e == NULL) { 3261d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3262d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3263d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3264d91d8a3fSKristian Høgsberg goto out; 3265d91d8a3fSKristian Høgsberg } 3266d91d8a3fSKristian Høgsberg 32677bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3268d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 3269d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 3270d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 3271d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 3272d91d8a3fSKristian Høgsberg e->base.destroy = 3273d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 3274d91d8a3fSKristian Høgsberg } 3275d91d8a3fSKristian Høgsberg 3276d91d8a3fSKristian Høgsberg ret = crtc->funcs->page_flip(crtc, fb, e); 3277d91d8a3fSKristian Høgsberg if (ret) { 3278d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3279d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3280d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3281d91d8a3fSKristian Høgsberg kfree(e); 3282d91d8a3fSKristian Høgsberg } 3283d91d8a3fSKristian Høgsberg 3284d91d8a3fSKristian Høgsberg out: 3285d91d8a3fSKristian Høgsberg mutex_unlock(&dev->mode_config.mutex); 3286d91d8a3fSKristian Høgsberg return ret; 3287d91d8a3fSKristian Høgsberg } 3288eb033556SChris Wilson 3289eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 3290eb033556SChris Wilson { 3291eb033556SChris Wilson struct drm_crtc *crtc; 3292eb033556SChris Wilson struct drm_encoder *encoder; 3293eb033556SChris Wilson struct drm_connector *connector; 3294eb033556SChris Wilson 3295eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3296eb033556SChris Wilson if (crtc->funcs->reset) 3297eb033556SChris Wilson crtc->funcs->reset(crtc); 3298eb033556SChris Wilson 3299eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3300eb033556SChris Wilson if (encoder->funcs->reset) 3301eb033556SChris Wilson encoder->funcs->reset(encoder); 3302eb033556SChris Wilson 3303eb033556SChris Wilson list_for_each_entry(connector, &dev->mode_config.connector_list, head) 3304eb033556SChris Wilson if (connector->funcs->reset) 3305eb033556SChris Wilson connector->funcs->reset(connector); 3306eb033556SChris Wilson } 3307eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 3308ff72145bSDave Airlie 3309ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 3310ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3311ff72145bSDave Airlie { 3312ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 3313ff72145bSDave Airlie 3314ff72145bSDave Airlie if (!dev->driver->dumb_create) 3315ff72145bSDave Airlie return -ENOSYS; 3316ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 3317ff72145bSDave Airlie } 3318ff72145bSDave Airlie 3319ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3320ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3321ff72145bSDave Airlie { 3322ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 3323ff72145bSDave Airlie 3324ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 3325ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 3326ff72145bSDave Airlie return -ENOSYS; 3327ff72145bSDave Airlie 3328ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3329ff72145bSDave Airlie } 3330ff72145bSDave Airlie 3331ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3332ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3333ff72145bSDave Airlie { 3334ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 3335ff72145bSDave Airlie 3336ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 3337ff72145bSDave Airlie return -ENOSYS; 3338ff72145bSDave Airlie 3339ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3340ff72145bSDave Airlie } 3341248dbc23SDave Airlie 3342248dbc23SDave Airlie /* 3343248dbc23SDave Airlie * Just need to support RGB formats here for compat with code that doesn't 3344248dbc23SDave Airlie * use pixel formats directly yet. 3345248dbc23SDave Airlie */ 3346248dbc23SDave Airlie void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3347248dbc23SDave Airlie int *bpp) 3348248dbc23SDave Airlie { 3349248dbc23SDave Airlie switch (format) { 335004b3924dSVille Syrjälä case DRM_FORMAT_RGB332: 335104b3924dSVille Syrjälä case DRM_FORMAT_BGR233: 3352248dbc23SDave Airlie *depth = 8; 3353248dbc23SDave Airlie *bpp = 8; 3354248dbc23SDave Airlie break; 335504b3924dSVille Syrjälä case DRM_FORMAT_XRGB1555: 335604b3924dSVille Syrjälä case DRM_FORMAT_XBGR1555: 335704b3924dSVille Syrjälä case DRM_FORMAT_RGBX5551: 335804b3924dSVille Syrjälä case DRM_FORMAT_BGRX5551: 335904b3924dSVille Syrjälä case DRM_FORMAT_ARGB1555: 336004b3924dSVille Syrjälä case DRM_FORMAT_ABGR1555: 336104b3924dSVille Syrjälä case DRM_FORMAT_RGBA5551: 336204b3924dSVille Syrjälä case DRM_FORMAT_BGRA5551: 3363248dbc23SDave Airlie *depth = 15; 3364248dbc23SDave Airlie *bpp = 16; 3365248dbc23SDave Airlie break; 336604b3924dSVille Syrjälä case DRM_FORMAT_RGB565: 336704b3924dSVille Syrjälä case DRM_FORMAT_BGR565: 3368248dbc23SDave Airlie *depth = 16; 3369248dbc23SDave Airlie *bpp = 16; 3370248dbc23SDave Airlie break; 337104b3924dSVille Syrjälä case DRM_FORMAT_RGB888: 337204b3924dSVille Syrjälä case DRM_FORMAT_BGR888: 337304b3924dSVille Syrjälä *depth = 24; 337404b3924dSVille Syrjälä *bpp = 24; 337504b3924dSVille Syrjälä break; 337604b3924dSVille Syrjälä case DRM_FORMAT_XRGB8888: 337704b3924dSVille Syrjälä case DRM_FORMAT_XBGR8888: 337804b3924dSVille Syrjälä case DRM_FORMAT_RGBX8888: 337904b3924dSVille Syrjälä case DRM_FORMAT_BGRX8888: 3380248dbc23SDave Airlie *depth = 24; 3381248dbc23SDave Airlie *bpp = 32; 3382248dbc23SDave Airlie break; 338304b3924dSVille Syrjälä case DRM_FORMAT_XRGB2101010: 338404b3924dSVille Syrjälä case DRM_FORMAT_XBGR2101010: 338504b3924dSVille Syrjälä case DRM_FORMAT_RGBX1010102: 338604b3924dSVille Syrjälä case DRM_FORMAT_BGRX1010102: 338704b3924dSVille Syrjälä case DRM_FORMAT_ARGB2101010: 338804b3924dSVille Syrjälä case DRM_FORMAT_ABGR2101010: 338904b3924dSVille Syrjälä case DRM_FORMAT_RGBA1010102: 339004b3924dSVille Syrjälä case DRM_FORMAT_BGRA1010102: 3391248dbc23SDave Airlie *depth = 30; 3392248dbc23SDave Airlie *bpp = 32; 3393248dbc23SDave Airlie break; 339404b3924dSVille Syrjälä case DRM_FORMAT_ARGB8888: 339504b3924dSVille Syrjälä case DRM_FORMAT_ABGR8888: 339604b3924dSVille Syrjälä case DRM_FORMAT_RGBA8888: 339704b3924dSVille Syrjälä case DRM_FORMAT_BGRA8888: 3398248dbc23SDave Airlie *depth = 32; 3399248dbc23SDave Airlie *bpp = 32; 3400248dbc23SDave Airlie break; 3401248dbc23SDave Airlie default: 3402248dbc23SDave Airlie DRM_DEBUG_KMS("unsupported pixel format\n"); 3403248dbc23SDave Airlie *depth = 0; 3404248dbc23SDave Airlie *bpp = 0; 3405248dbc23SDave Airlie break; 3406248dbc23SDave Airlie } 3407248dbc23SDave Airlie } 3408248dbc23SDave Airlie EXPORT_SYMBOL(drm_fb_get_bpp_depth); 3409