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 struct drm_prop_enum_list { 42f453ba04SDave Airlie int type; 43f453ba04SDave Airlie char *name; 44f453ba04SDave Airlie }; 45f453ba04SDave Airlie 46f453ba04SDave Airlie /* Avoid boilerplate. I'm tired of typing. */ 47f453ba04SDave Airlie #define DRM_ENUM_NAME_FN(fnname, list) \ 48f453ba04SDave Airlie char *fnname(int val) \ 49f453ba04SDave Airlie { \ 50f453ba04SDave Airlie int i; \ 51f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(list); i++) { \ 52f453ba04SDave Airlie if (list[i].type == val) \ 53f453ba04SDave Airlie return list[i].name; \ 54f453ba04SDave Airlie } \ 55f453ba04SDave Airlie return "(unknown)"; \ 56f453ba04SDave Airlie } 57f453ba04SDave Airlie 58f453ba04SDave Airlie /* 59f453ba04SDave Airlie * Global properties 60f453ba04SDave Airlie */ 61f453ba04SDave Airlie static struct drm_prop_enum_list drm_dpms_enum_list[] = 62f453ba04SDave Airlie { { DRM_MODE_DPMS_ON, "On" }, 63f453ba04SDave Airlie { DRM_MODE_DPMS_STANDBY, "Standby" }, 64f453ba04SDave Airlie { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 65f453ba04SDave Airlie { DRM_MODE_DPMS_OFF, "Off" } 66f453ba04SDave Airlie }; 67f453ba04SDave Airlie 68f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 69f453ba04SDave Airlie 70f453ba04SDave Airlie /* 71f453ba04SDave Airlie * Optional properties 72f453ba04SDave Airlie */ 73f453ba04SDave Airlie static struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 74f453ba04SDave Airlie { 7553bd8389SJesse Barnes { DRM_MODE_SCALE_NONE, "None" }, 7653bd8389SJesse Barnes { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 7753bd8389SJesse Barnes { DRM_MODE_SCALE_CENTER, "Center" }, 7853bd8389SJesse Barnes { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 79f453ba04SDave Airlie }; 80f453ba04SDave Airlie 81f453ba04SDave Airlie static struct drm_prop_enum_list drm_dithering_mode_enum_list[] = 82f453ba04SDave Airlie { 83f453ba04SDave Airlie { DRM_MODE_DITHERING_OFF, "Off" }, 84f453ba04SDave Airlie { DRM_MODE_DITHERING_ON, "On" }, 8592897b5cSBen Skeggs { DRM_MODE_DITHERING_AUTO, "Automatic" }, 86f453ba04SDave Airlie }; 87f453ba04SDave Airlie 88f453ba04SDave Airlie /* 89f453ba04SDave Airlie * Non-global properties, but "required" for certain connectors. 90f453ba04SDave Airlie */ 91f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 92f453ba04SDave Airlie { 93f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 94f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 95f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 96f453ba04SDave Airlie }; 97f453ba04SDave Airlie 98f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 99f453ba04SDave Airlie 100f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 101f453ba04SDave Airlie { 102f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 103f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 104f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 105f453ba04SDave Airlie }; 106f453ba04SDave Airlie 107f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 108f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list) 109f453ba04SDave Airlie 110f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_select_enum_list[] = 111f453ba04SDave Airlie { 112f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 113f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 114f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 115f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 116aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 117f453ba04SDave Airlie }; 118f453ba04SDave Airlie 119f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 120f453ba04SDave Airlie 121f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 122f453ba04SDave Airlie { 123f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 124f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 125f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 126f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 127aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 128f453ba04SDave Airlie }; 129f453ba04SDave Airlie 130f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 131f453ba04SDave Airlie drm_tv_subconnector_enum_list) 132f453ba04SDave Airlie 133884840aaSJakob Bornecrantz static struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 134884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_OFF, "Off" }, 135884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ON, "On" }, 136884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 137884840aaSJakob Bornecrantz }; 138884840aaSJakob Bornecrantz 139884840aaSJakob Bornecrantz DRM_ENUM_NAME_FN(drm_get_dirty_info_name, 140884840aaSJakob Bornecrantz drm_dirty_info_enum_list) 141884840aaSJakob Bornecrantz 142f453ba04SDave Airlie struct drm_conn_prop_enum_list { 143f453ba04SDave Airlie int type; 144f453ba04SDave Airlie char *name; 145f453ba04SDave Airlie int count; 146f453ba04SDave Airlie }; 147f453ba04SDave Airlie 148f453ba04SDave Airlie /* 149f453ba04SDave Airlie * Connector and encoder types. 150f453ba04SDave Airlie */ 151f453ba04SDave Airlie static struct drm_conn_prop_enum_list drm_connector_enum_list[] = 152f453ba04SDave Airlie { { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, 153f453ba04SDave Airlie { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, 154f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, 155f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, 156f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, 157f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, 158f453ba04SDave Airlie { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, 159f453ba04SDave Airlie { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, 160f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Component, "Component", 0 }, 161e76116caSAlex Deucher { DRM_MODE_CONNECTOR_9PinDIN, "DIN", 0 }, 162e76116caSAlex Deucher { DRM_MODE_CONNECTOR_DisplayPort, "DP", 0 }, 163e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A", 0 }, 164e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 }, 16574bd3c26SFrancisco Jerez { DRM_MODE_CONNECTOR_TV, "TV", 0 }, 166e76116caSAlex Deucher { DRM_MODE_CONNECTOR_eDP, "eDP", 0 }, 167a7331e5cSThomas Hellstrom { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual", 0}, 168f453ba04SDave Airlie }; 169f453ba04SDave Airlie 170f453ba04SDave Airlie static struct drm_prop_enum_list drm_encoder_enum_list[] = 171f453ba04SDave Airlie { { DRM_MODE_ENCODER_NONE, "None" }, 172f453ba04SDave Airlie { DRM_MODE_ENCODER_DAC, "DAC" }, 173f453ba04SDave Airlie { DRM_MODE_ENCODER_TMDS, "TMDS" }, 174f453ba04SDave Airlie { DRM_MODE_ENCODER_LVDS, "LVDS" }, 175f453ba04SDave Airlie { DRM_MODE_ENCODER_TVDAC, "TV" }, 176a7331e5cSThomas Hellstrom { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 177f453ba04SDave Airlie }; 178f453ba04SDave Airlie 179f453ba04SDave Airlie char *drm_get_encoder_name(struct drm_encoder *encoder) 180f453ba04SDave Airlie { 181f453ba04SDave Airlie static char buf[32]; 182f453ba04SDave Airlie 183f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 184f453ba04SDave Airlie drm_encoder_enum_list[encoder->encoder_type].name, 185f453ba04SDave Airlie encoder->base.id); 186f453ba04SDave Airlie return buf; 187f453ba04SDave Airlie } 18813a8195bSDave Airlie EXPORT_SYMBOL(drm_get_encoder_name); 189f453ba04SDave Airlie 190f453ba04SDave Airlie char *drm_get_connector_name(struct drm_connector *connector) 191f453ba04SDave Airlie { 192f453ba04SDave Airlie static char buf[32]; 193f453ba04SDave Airlie 194f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 195f453ba04SDave Airlie drm_connector_enum_list[connector->connector_type].name, 196f453ba04SDave Airlie connector->connector_type_id); 197f453ba04SDave Airlie return buf; 198f453ba04SDave Airlie } 199f453ba04SDave Airlie EXPORT_SYMBOL(drm_get_connector_name); 200f453ba04SDave Airlie 201f453ba04SDave Airlie char *drm_get_connector_status_name(enum drm_connector_status status) 202f453ba04SDave Airlie { 203f453ba04SDave Airlie if (status == connector_status_connected) 204f453ba04SDave Airlie return "connected"; 205f453ba04SDave Airlie else if (status == connector_status_disconnected) 206f453ba04SDave Airlie return "disconnected"; 207f453ba04SDave Airlie else 208f453ba04SDave Airlie return "unknown"; 209f453ba04SDave Airlie } 210f453ba04SDave Airlie 211f453ba04SDave Airlie /** 212f453ba04SDave Airlie * drm_mode_object_get - allocate a new identifier 213f453ba04SDave Airlie * @dev: DRM device 214f453ba04SDave Airlie * @ptr: object pointer, used to generate unique ID 215f453ba04SDave Airlie * @type: object type 216f453ba04SDave Airlie * 217f453ba04SDave Airlie * LOCKING: 218f453ba04SDave Airlie * 219f453ba04SDave Airlie * Create a unique identifier based on @ptr in @dev's identifier space. Used 220f453ba04SDave Airlie * for tracking modes, CRTCs and connectors. 221f453ba04SDave Airlie * 222f453ba04SDave Airlie * RETURNS: 223f453ba04SDave Airlie * New unique (relative to other objects in @dev) integer identifier for the 224f453ba04SDave Airlie * object. 225f453ba04SDave Airlie */ 226f453ba04SDave Airlie static int drm_mode_object_get(struct drm_device *dev, 227f453ba04SDave Airlie struct drm_mode_object *obj, uint32_t obj_type) 228f453ba04SDave Airlie { 229f453ba04SDave Airlie int new_id = 0; 230f453ba04SDave Airlie int ret; 231f453ba04SDave Airlie 232f453ba04SDave Airlie again: 233f453ba04SDave Airlie if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) { 234f453ba04SDave Airlie DRM_ERROR("Ran out memory getting a mode number\n"); 235f453ba04SDave Airlie return -EINVAL; 236f453ba04SDave Airlie } 237f453ba04SDave Airlie 238ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 239f453ba04SDave Airlie ret = idr_get_new_above(&dev->mode_config.crtc_idr, obj, 1, &new_id); 240ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 241f453ba04SDave Airlie if (ret == -EAGAIN) 242f453ba04SDave Airlie goto again; 243f453ba04SDave Airlie 244f453ba04SDave Airlie obj->id = new_id; 245f453ba04SDave Airlie obj->type = obj_type; 246f453ba04SDave Airlie return 0; 247f453ba04SDave Airlie } 248f453ba04SDave Airlie 249f453ba04SDave Airlie /** 250f453ba04SDave Airlie * drm_mode_object_put - free an identifer 251f453ba04SDave Airlie * @dev: DRM device 252f453ba04SDave Airlie * @id: ID to free 253f453ba04SDave Airlie * 254f453ba04SDave Airlie * LOCKING: 255f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 256f453ba04SDave Airlie * 257f453ba04SDave Airlie * Free @id from @dev's unique identifier pool. 258f453ba04SDave Airlie */ 259f453ba04SDave Airlie static void drm_mode_object_put(struct drm_device *dev, 260f453ba04SDave Airlie struct drm_mode_object *object) 261f453ba04SDave Airlie { 262ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 263f453ba04SDave Airlie idr_remove(&dev->mode_config.crtc_idr, object->id); 264ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 265f453ba04SDave Airlie } 266f453ba04SDave Airlie 2677a9c9060SDaniel Vetter struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 2687a9c9060SDaniel Vetter uint32_t id, uint32_t type) 269f453ba04SDave Airlie { 270ad2563c2SJesse Barnes struct drm_mode_object *obj = NULL; 271f453ba04SDave Airlie 272ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 273f453ba04SDave Airlie obj = idr_find(&dev->mode_config.crtc_idr, id); 274f453ba04SDave Airlie if (!obj || (obj->type != type) || (obj->id != id)) 275ad2563c2SJesse Barnes obj = NULL; 276ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 277f453ba04SDave Airlie 278f453ba04SDave Airlie return obj; 279f453ba04SDave Airlie } 280f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_object_find); 281f453ba04SDave Airlie 282f453ba04SDave Airlie /** 283f453ba04SDave Airlie * drm_framebuffer_init - initialize a framebuffer 284f453ba04SDave Airlie * @dev: DRM device 285f453ba04SDave Airlie * 286f453ba04SDave Airlie * LOCKING: 287f453ba04SDave Airlie * Caller must hold mode config lock. 288f453ba04SDave Airlie * 289f453ba04SDave Airlie * Allocates an ID for the framebuffer's parent mode object, sets its mode 290f453ba04SDave Airlie * functions & device file and adds it to the master fd list. 291f453ba04SDave Airlie * 292f453ba04SDave Airlie * RETURNS: 293af901ca1SAndré Goddard Rosa * Zero on success, error code on failure. 294f453ba04SDave Airlie */ 295f453ba04SDave Airlie int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 296f453ba04SDave Airlie const struct drm_framebuffer_funcs *funcs) 297f453ba04SDave Airlie { 298f453ba04SDave Airlie int ret; 299f453ba04SDave Airlie 300f453ba04SDave Airlie ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 301f453ba04SDave Airlie if (ret) { 302f453ba04SDave Airlie return ret; 303f453ba04SDave Airlie } 304f453ba04SDave Airlie 305f453ba04SDave Airlie fb->dev = dev; 306f453ba04SDave Airlie fb->funcs = funcs; 307f453ba04SDave Airlie dev->mode_config.num_fb++; 308f453ba04SDave Airlie list_add(&fb->head, &dev->mode_config.fb_list); 309f453ba04SDave Airlie 310f453ba04SDave Airlie return 0; 311f453ba04SDave Airlie } 312f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_init); 313f453ba04SDave Airlie 314f453ba04SDave Airlie /** 315f453ba04SDave Airlie * drm_framebuffer_cleanup - remove a framebuffer object 316f453ba04SDave Airlie * @fb: framebuffer to remove 317f453ba04SDave Airlie * 318f453ba04SDave Airlie * LOCKING: 319f453ba04SDave Airlie * Caller must hold mode config lock. 320f453ba04SDave Airlie * 321f453ba04SDave Airlie * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes 322f453ba04SDave Airlie * it, setting it to NULL. 323f453ba04SDave Airlie */ 324f453ba04SDave Airlie void drm_framebuffer_cleanup(struct drm_framebuffer *fb) 325f453ba04SDave Airlie { 326f453ba04SDave Airlie struct drm_device *dev = fb->dev; 327f453ba04SDave Airlie struct drm_crtc *crtc; 3288cf5c917SJesse Barnes struct drm_plane *plane; 3295ef5f72fSDave Airlie struct drm_mode_set set; 3305ef5f72fSDave Airlie int ret; 331f453ba04SDave Airlie 332f453ba04SDave Airlie /* remove from any CRTC */ 333f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 3345ef5f72fSDave Airlie if (crtc->fb == fb) { 3355ef5f72fSDave Airlie /* should turn off the crtc */ 3365ef5f72fSDave Airlie memset(&set, 0, sizeof(struct drm_mode_set)); 3375ef5f72fSDave Airlie set.crtc = crtc; 3385ef5f72fSDave Airlie set.fb = NULL; 3395ef5f72fSDave Airlie ret = crtc->funcs->set_config(&set); 3405ef5f72fSDave Airlie if (ret) 3415ef5f72fSDave Airlie DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc); 3425ef5f72fSDave Airlie } 343f453ba04SDave Airlie } 344f453ba04SDave Airlie 3458cf5c917SJesse Barnes list_for_each_entry(plane, &dev->mode_config.plane_list, head) { 3468cf5c917SJesse Barnes if (plane->fb == fb) { 3478cf5c917SJesse Barnes /* should turn off the crtc */ 3488cf5c917SJesse Barnes ret = plane->funcs->disable_plane(plane); 3498cf5c917SJesse Barnes if (ret) 3508cf5c917SJesse Barnes DRM_ERROR("failed to disable plane with busy fb\n"); 351a9971157SRob Clark /* disconnect the plane from the fb and crtc: */ 352a9971157SRob Clark plane->fb = NULL; 353a9971157SRob Clark plane->crtc = NULL; 3548cf5c917SJesse Barnes } 3558cf5c917SJesse Barnes } 3568cf5c917SJesse Barnes 357f453ba04SDave Airlie drm_mode_object_put(dev, &fb->base); 358f453ba04SDave Airlie list_del(&fb->head); 359f453ba04SDave Airlie dev->mode_config.num_fb--; 360f453ba04SDave Airlie } 361f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_cleanup); 362f453ba04SDave Airlie 363f453ba04SDave Airlie /** 364f453ba04SDave Airlie * drm_crtc_init - Initialise a new CRTC object 365f453ba04SDave Airlie * @dev: DRM device 366f453ba04SDave Airlie * @crtc: CRTC object to init 367f453ba04SDave Airlie * @funcs: callbacks for the new CRTC 368f453ba04SDave Airlie * 369f453ba04SDave Airlie * LOCKING: 370f453ba04SDave Airlie * Caller must hold mode config lock. 371f453ba04SDave Airlie * 372f453ba04SDave Airlie * Inits a new object created as base part of an driver crtc object. 373f453ba04SDave Airlie */ 374f453ba04SDave Airlie void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 375f453ba04SDave Airlie const struct drm_crtc_funcs *funcs) 376f453ba04SDave Airlie { 377f453ba04SDave Airlie crtc->dev = dev; 378f453ba04SDave Airlie crtc->funcs = funcs; 379f453ba04SDave Airlie 380f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 381f453ba04SDave Airlie drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 382f453ba04SDave Airlie 383f453ba04SDave Airlie list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 384f453ba04SDave Airlie dev->mode_config.num_crtc++; 385f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 386f453ba04SDave Airlie } 387f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_init); 388f453ba04SDave Airlie 389f453ba04SDave Airlie /** 390f453ba04SDave Airlie * drm_crtc_cleanup - Cleans up the core crtc usage. 391f453ba04SDave Airlie * @crtc: CRTC to cleanup 392f453ba04SDave Airlie * 393f453ba04SDave Airlie * LOCKING: 394f453ba04SDave Airlie * Caller must hold mode config lock. 395f453ba04SDave Airlie * 396f453ba04SDave Airlie * Cleanup @crtc. Removes from drm modesetting space 397f453ba04SDave Airlie * does NOT free object, caller does that. 398f453ba04SDave Airlie */ 399f453ba04SDave Airlie void drm_crtc_cleanup(struct drm_crtc *crtc) 400f453ba04SDave Airlie { 401f453ba04SDave Airlie struct drm_device *dev = crtc->dev; 402f453ba04SDave Airlie 403f453ba04SDave Airlie if (crtc->gamma_store) { 404f453ba04SDave Airlie kfree(crtc->gamma_store); 405f453ba04SDave Airlie crtc->gamma_store = NULL; 406f453ba04SDave Airlie } 407f453ba04SDave Airlie 408f453ba04SDave Airlie drm_mode_object_put(dev, &crtc->base); 409f453ba04SDave Airlie list_del(&crtc->head); 410f453ba04SDave Airlie dev->mode_config.num_crtc--; 411f453ba04SDave Airlie } 412f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_cleanup); 413f453ba04SDave Airlie 414f453ba04SDave Airlie /** 415f453ba04SDave Airlie * drm_mode_probed_add - add a mode to a connector's probed mode list 416f453ba04SDave Airlie * @connector: connector the new mode 417f453ba04SDave Airlie * @mode: mode data 418f453ba04SDave Airlie * 419f453ba04SDave Airlie * LOCKING: 420f453ba04SDave Airlie * Caller must hold mode config lock. 421f453ba04SDave Airlie * 422f453ba04SDave Airlie * Add @mode to @connector's mode list for later use. 423f453ba04SDave Airlie */ 424f453ba04SDave Airlie void drm_mode_probed_add(struct drm_connector *connector, 425f453ba04SDave Airlie struct drm_display_mode *mode) 426f453ba04SDave Airlie { 427f453ba04SDave Airlie list_add(&mode->head, &connector->probed_modes); 428f453ba04SDave Airlie } 429f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_probed_add); 430f453ba04SDave Airlie 431f453ba04SDave Airlie /** 432f453ba04SDave Airlie * drm_mode_remove - remove and free a mode 433f453ba04SDave Airlie * @connector: connector list to modify 434f453ba04SDave Airlie * @mode: mode to remove 435f453ba04SDave Airlie * 436f453ba04SDave Airlie * LOCKING: 437f453ba04SDave Airlie * Caller must hold mode config lock. 438f453ba04SDave Airlie * 439f453ba04SDave Airlie * Remove @mode from @connector's mode list, then free it. 440f453ba04SDave Airlie */ 441f453ba04SDave Airlie void drm_mode_remove(struct drm_connector *connector, 442f453ba04SDave Airlie struct drm_display_mode *mode) 443f453ba04SDave Airlie { 444f453ba04SDave Airlie list_del(&mode->head); 445554f1d78SSascha Hauer drm_mode_destroy(connector->dev, mode); 446f453ba04SDave Airlie } 447f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_remove); 448f453ba04SDave Airlie 449f453ba04SDave Airlie /** 450f453ba04SDave Airlie * drm_connector_init - Init a preallocated connector 451f453ba04SDave Airlie * @dev: DRM device 452f453ba04SDave Airlie * @connector: the connector to init 453f453ba04SDave Airlie * @funcs: callbacks for this connector 454f453ba04SDave Airlie * @name: user visible name of the connector 455f453ba04SDave Airlie * 456f453ba04SDave Airlie * LOCKING: 457b20f3867SSascha Hauer * Takes mode config lock. 458f453ba04SDave Airlie * 459f453ba04SDave Airlie * Initialises a preallocated connector. Connectors should be 460f453ba04SDave Airlie * subclassed as part of driver connector objects. 461f453ba04SDave Airlie */ 462f453ba04SDave Airlie void drm_connector_init(struct drm_device *dev, 463f453ba04SDave Airlie struct drm_connector *connector, 464f453ba04SDave Airlie const struct drm_connector_funcs *funcs, 465f453ba04SDave Airlie int connector_type) 466f453ba04SDave Airlie { 467f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 468f453ba04SDave Airlie 469f453ba04SDave Airlie connector->dev = dev; 470f453ba04SDave Airlie connector->funcs = funcs; 471f453ba04SDave Airlie drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 472f453ba04SDave Airlie connector->connector_type = connector_type; 473f453ba04SDave Airlie connector->connector_type_id = 474f453ba04SDave Airlie ++drm_connector_enum_list[connector_type].count; /* TODO */ 475f453ba04SDave Airlie INIT_LIST_HEAD(&connector->user_modes); 476f453ba04SDave Airlie INIT_LIST_HEAD(&connector->probed_modes); 477f453ba04SDave Airlie INIT_LIST_HEAD(&connector->modes); 478f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 479f453ba04SDave Airlie 480f453ba04SDave Airlie list_add_tail(&connector->head, &dev->mode_config.connector_list); 481f453ba04SDave Airlie dev->mode_config.num_connector++; 482f453ba04SDave Airlie 483a7331e5cSThomas Hellstrom if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL) 484f453ba04SDave Airlie drm_connector_attach_property(connector, 485a7331e5cSThomas Hellstrom dev->mode_config.edid_property, 486a7331e5cSThomas Hellstrom 0); 487f453ba04SDave Airlie 488f453ba04SDave Airlie drm_connector_attach_property(connector, 489f453ba04SDave Airlie dev->mode_config.dpms_property, 0); 490f453ba04SDave Airlie 491f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 492f453ba04SDave Airlie } 493f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_init); 494f453ba04SDave Airlie 495f453ba04SDave Airlie /** 496f453ba04SDave Airlie * drm_connector_cleanup - cleans up an initialised connector 497f453ba04SDave Airlie * @connector: connector to cleanup 498f453ba04SDave Airlie * 499f453ba04SDave Airlie * LOCKING: 500b20f3867SSascha Hauer * Takes mode config lock. 501f453ba04SDave Airlie * 502f453ba04SDave Airlie * Cleans up the connector but doesn't free the object. 503f453ba04SDave Airlie */ 504f453ba04SDave Airlie void drm_connector_cleanup(struct drm_connector *connector) 505f453ba04SDave Airlie { 506f453ba04SDave Airlie struct drm_device *dev = connector->dev; 507f453ba04SDave Airlie struct drm_display_mode *mode, *t; 508f453ba04SDave Airlie 509f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 510f453ba04SDave Airlie drm_mode_remove(connector, mode); 511f453ba04SDave Airlie 512f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->modes, head) 513f453ba04SDave Airlie drm_mode_remove(connector, mode); 514f453ba04SDave Airlie 515f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->user_modes, head) 516f453ba04SDave Airlie drm_mode_remove(connector, mode); 517f453ba04SDave Airlie 518f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 519f453ba04SDave Airlie drm_mode_object_put(dev, &connector->base); 520f453ba04SDave Airlie list_del(&connector->head); 5216380c509SJoonyoung Shim dev->mode_config.num_connector--; 522f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 523f453ba04SDave Airlie } 524f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_cleanup); 525f453ba04SDave Airlie 526f453ba04SDave Airlie void drm_encoder_init(struct drm_device *dev, 527f453ba04SDave Airlie struct drm_encoder *encoder, 528f453ba04SDave Airlie const struct drm_encoder_funcs *funcs, 529f453ba04SDave Airlie int encoder_type) 530f453ba04SDave Airlie { 531f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 532f453ba04SDave Airlie 533f453ba04SDave Airlie encoder->dev = dev; 534f453ba04SDave Airlie 535f453ba04SDave Airlie drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 536f453ba04SDave Airlie encoder->encoder_type = encoder_type; 537f453ba04SDave Airlie encoder->funcs = funcs; 538f453ba04SDave Airlie 539f453ba04SDave Airlie list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 540f453ba04SDave Airlie dev->mode_config.num_encoder++; 541f453ba04SDave Airlie 542f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 543f453ba04SDave Airlie } 544f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_init); 545f453ba04SDave Airlie 546f453ba04SDave Airlie void drm_encoder_cleanup(struct drm_encoder *encoder) 547f453ba04SDave Airlie { 548f453ba04SDave Airlie struct drm_device *dev = encoder->dev; 549f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 550f453ba04SDave Airlie drm_mode_object_put(dev, &encoder->base); 551f453ba04SDave Airlie list_del(&encoder->head); 5526380c509SJoonyoung Shim dev->mode_config.num_encoder--; 553f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 554f453ba04SDave Airlie } 555f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_cleanup); 556f453ba04SDave Airlie 5578cf5c917SJesse Barnes int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, 5588cf5c917SJesse Barnes unsigned long possible_crtcs, 5598cf5c917SJesse Barnes const struct drm_plane_funcs *funcs, 5600a7eb243SRob Clark const uint32_t *formats, uint32_t format_count, 5610a7eb243SRob Clark bool priv) 5628cf5c917SJesse Barnes { 5638cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 5648cf5c917SJesse Barnes 5658cf5c917SJesse Barnes plane->dev = dev; 5668cf5c917SJesse Barnes drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); 5678cf5c917SJesse Barnes plane->funcs = funcs; 5688cf5c917SJesse Barnes plane->format_types = kmalloc(sizeof(uint32_t) * format_count, 5698cf5c917SJesse Barnes GFP_KERNEL); 5708cf5c917SJesse Barnes if (!plane->format_types) { 5718cf5c917SJesse Barnes DRM_DEBUG_KMS("out of memory when allocating plane\n"); 5728cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 57310bf573bSVille Syrjälä mutex_unlock(&dev->mode_config.mutex); 5748cf5c917SJesse Barnes return -ENOMEM; 5758cf5c917SJesse Barnes } 5768cf5c917SJesse Barnes 577308e5bcbSJesse Barnes memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); 5788cf5c917SJesse Barnes plane->format_count = format_count; 5798cf5c917SJesse Barnes plane->possible_crtcs = possible_crtcs; 5808cf5c917SJesse Barnes 5810a7eb243SRob Clark /* private planes are not exposed to userspace, but depending on 5820a7eb243SRob Clark * display hardware, might be convenient to allow sharing programming 5830a7eb243SRob Clark * for the scanout engine with the crtc implementation. 5840a7eb243SRob Clark */ 5850a7eb243SRob Clark if (!priv) { 5868cf5c917SJesse Barnes list_add_tail(&plane->head, &dev->mode_config.plane_list); 5878cf5c917SJesse Barnes dev->mode_config.num_plane++; 5880a7eb243SRob Clark } else { 5890a7eb243SRob Clark INIT_LIST_HEAD(&plane->head); 5900a7eb243SRob Clark } 5918cf5c917SJesse Barnes 5928cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 5938cf5c917SJesse Barnes 5948cf5c917SJesse Barnes return 0; 5958cf5c917SJesse Barnes } 5968cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_init); 5978cf5c917SJesse Barnes 5988cf5c917SJesse Barnes void drm_plane_cleanup(struct drm_plane *plane) 5998cf5c917SJesse Barnes { 6008cf5c917SJesse Barnes struct drm_device *dev = plane->dev; 6018cf5c917SJesse Barnes 6028cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 6038cf5c917SJesse Barnes kfree(plane->format_types); 6048cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 6050a7eb243SRob Clark /* if not added to a list, it must be a private plane */ 6060a7eb243SRob Clark if (!list_empty(&plane->head)) { 6078cf5c917SJesse Barnes list_del(&plane->head); 6088cf5c917SJesse Barnes dev->mode_config.num_plane--; 6090a7eb243SRob Clark } 6108cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 6118cf5c917SJesse Barnes } 6128cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_cleanup); 6138cf5c917SJesse Barnes 614f453ba04SDave Airlie /** 615f453ba04SDave Airlie * drm_mode_create - create a new display mode 616f453ba04SDave Airlie * @dev: DRM device 617f453ba04SDave Airlie * 618f453ba04SDave Airlie * LOCKING: 619f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 620f453ba04SDave Airlie * 621f453ba04SDave Airlie * Create a new drm_display_mode, give it an ID, and return it. 622f453ba04SDave Airlie * 623f453ba04SDave Airlie * RETURNS: 624f453ba04SDave Airlie * Pointer to new mode on success, NULL on error. 625f453ba04SDave Airlie */ 626f453ba04SDave Airlie struct drm_display_mode *drm_mode_create(struct drm_device *dev) 627f453ba04SDave Airlie { 628f453ba04SDave Airlie struct drm_display_mode *nmode; 629f453ba04SDave Airlie 630f453ba04SDave Airlie nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); 631f453ba04SDave Airlie if (!nmode) 632f453ba04SDave Airlie return NULL; 633f453ba04SDave Airlie 634f453ba04SDave Airlie drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE); 635f453ba04SDave Airlie return nmode; 636f453ba04SDave Airlie } 637f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create); 638f453ba04SDave Airlie 639f453ba04SDave Airlie /** 640f453ba04SDave Airlie * drm_mode_destroy - remove a mode 641f453ba04SDave Airlie * @dev: DRM device 642f453ba04SDave Airlie * @mode: mode to remove 643f453ba04SDave Airlie * 644f453ba04SDave Airlie * LOCKING: 645f453ba04SDave Airlie * Caller must hold mode config lock. 646f453ba04SDave Airlie * 647f453ba04SDave Airlie * Free @mode's unique identifier, then free it. 648f453ba04SDave Airlie */ 649f453ba04SDave Airlie void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 650f453ba04SDave Airlie { 651f453ba04SDave Airlie drm_mode_object_put(dev, &mode->base); 652f453ba04SDave Airlie 653f453ba04SDave Airlie kfree(mode); 654f453ba04SDave Airlie } 655f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_destroy); 656f453ba04SDave Airlie 657f453ba04SDave Airlie static int drm_mode_create_standard_connector_properties(struct drm_device *dev) 658f453ba04SDave Airlie { 659f453ba04SDave Airlie struct drm_property *edid; 660f453ba04SDave Airlie struct drm_property *dpms; 661f453ba04SDave Airlie int i; 662f453ba04SDave Airlie 663f453ba04SDave Airlie /* 664f453ba04SDave Airlie * Standard properties (apply to all connectors) 665f453ba04SDave Airlie */ 666f453ba04SDave Airlie edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 667f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 668f453ba04SDave Airlie "EDID", 0); 669f453ba04SDave Airlie dev->mode_config.edid_property = edid; 670f453ba04SDave Airlie 671f453ba04SDave Airlie dpms = drm_property_create(dev, DRM_MODE_PROP_ENUM, 672f453ba04SDave Airlie "DPMS", ARRAY_SIZE(drm_dpms_enum_list)); 673f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dpms_enum_list); i++) 674f453ba04SDave Airlie drm_property_add_enum(dpms, i, drm_dpms_enum_list[i].type, 675f453ba04SDave Airlie drm_dpms_enum_list[i].name); 676f453ba04SDave Airlie dev->mode_config.dpms_property = dpms; 677f453ba04SDave Airlie 678f453ba04SDave Airlie return 0; 679f453ba04SDave Airlie } 680f453ba04SDave Airlie 681f453ba04SDave Airlie /** 682f453ba04SDave Airlie * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 683f453ba04SDave Airlie * @dev: DRM device 684f453ba04SDave Airlie * 685f453ba04SDave Airlie * Called by a driver the first time a DVI-I connector is made. 686f453ba04SDave Airlie */ 687f453ba04SDave Airlie int drm_mode_create_dvi_i_properties(struct drm_device *dev) 688f453ba04SDave Airlie { 689f453ba04SDave Airlie struct drm_property *dvi_i_selector; 690f453ba04SDave Airlie struct drm_property *dvi_i_subconnector; 691f453ba04SDave Airlie int i; 692f453ba04SDave Airlie 693f453ba04SDave Airlie if (dev->mode_config.dvi_i_select_subconnector_property) 694f453ba04SDave Airlie return 0; 695f453ba04SDave Airlie 696f453ba04SDave Airlie dvi_i_selector = 697f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 698f453ba04SDave Airlie "select subconnector", 699f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_select_enum_list)); 700f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dvi_i_select_enum_list); i++) 701f453ba04SDave Airlie drm_property_add_enum(dvi_i_selector, i, 702f453ba04SDave Airlie drm_dvi_i_select_enum_list[i].type, 703f453ba04SDave Airlie drm_dvi_i_select_enum_list[i].name); 704f453ba04SDave Airlie dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 705f453ba04SDave Airlie 706f453ba04SDave Airlie dvi_i_subconnector = 707f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM | 708f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 709f453ba04SDave Airlie "subconnector", 710f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 711f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dvi_i_subconnector_enum_list); i++) 712f453ba04SDave Airlie drm_property_add_enum(dvi_i_subconnector, i, 713f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list[i].type, 714f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list[i].name); 715f453ba04SDave Airlie dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 716f453ba04SDave Airlie 717f453ba04SDave Airlie return 0; 718f453ba04SDave Airlie } 719f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 720f453ba04SDave Airlie 721f453ba04SDave Airlie /** 722f453ba04SDave Airlie * drm_create_tv_properties - create TV specific connector properties 723f453ba04SDave Airlie * @dev: DRM device 724f453ba04SDave Airlie * @num_modes: number of different TV formats (modes) supported 725f453ba04SDave Airlie * @modes: array of pointers to strings containing name of each format 726f453ba04SDave Airlie * 727f453ba04SDave Airlie * Called by a driver's TV initialization routine, this function creates 728f453ba04SDave Airlie * the TV specific connector properties for a given device. Caller is 729f453ba04SDave Airlie * responsible for allocating a list of format names and passing them to 730f453ba04SDave Airlie * this routine. 731f453ba04SDave Airlie */ 732f453ba04SDave Airlie int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 733f453ba04SDave Airlie char *modes[]) 734f453ba04SDave Airlie { 735f453ba04SDave Airlie struct drm_property *tv_selector; 736f453ba04SDave Airlie struct drm_property *tv_subconnector; 737f453ba04SDave Airlie int i; 738f453ba04SDave Airlie 739f453ba04SDave Airlie if (dev->mode_config.tv_select_subconnector_property) 740f453ba04SDave Airlie return 0; 741f453ba04SDave Airlie 742f453ba04SDave Airlie /* 743f453ba04SDave Airlie * Basic connector properties 744f453ba04SDave Airlie */ 745f453ba04SDave Airlie tv_selector = drm_property_create(dev, DRM_MODE_PROP_ENUM, 746f453ba04SDave Airlie "select subconnector", 747f453ba04SDave Airlie ARRAY_SIZE(drm_tv_select_enum_list)); 748f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_tv_select_enum_list); i++) 749f453ba04SDave Airlie drm_property_add_enum(tv_selector, i, 750f453ba04SDave Airlie drm_tv_select_enum_list[i].type, 751f453ba04SDave Airlie drm_tv_select_enum_list[i].name); 752f453ba04SDave Airlie dev->mode_config.tv_select_subconnector_property = tv_selector; 753f453ba04SDave Airlie 754f453ba04SDave Airlie tv_subconnector = 755f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM | 756f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, "subconnector", 757f453ba04SDave Airlie ARRAY_SIZE(drm_tv_subconnector_enum_list)); 758f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_tv_subconnector_enum_list); i++) 759f453ba04SDave Airlie drm_property_add_enum(tv_subconnector, i, 760f453ba04SDave Airlie drm_tv_subconnector_enum_list[i].type, 761f453ba04SDave Airlie drm_tv_subconnector_enum_list[i].name); 762f453ba04SDave Airlie dev->mode_config.tv_subconnector_property = tv_subconnector; 763f453ba04SDave Airlie 764f453ba04SDave Airlie /* 765f453ba04SDave Airlie * Other, TV specific properties: margins & TV modes. 766f453ba04SDave Airlie */ 767f453ba04SDave Airlie dev->mode_config.tv_left_margin_property = 768f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 769f453ba04SDave Airlie "left margin", 2); 770f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[0] = 0; 771f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[1] = 100; 772f453ba04SDave Airlie 773f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 774f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 775f453ba04SDave Airlie "right margin", 2); 776f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[0] = 0; 777f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[1] = 100; 778f453ba04SDave Airlie 779f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 780f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 781f453ba04SDave Airlie "top margin", 2); 782f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[0] = 0; 783f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[1] = 100; 784f453ba04SDave Airlie 785f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 786f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 787f453ba04SDave Airlie "bottom margin", 2); 788f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[0] = 0; 789f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[1] = 100; 790f453ba04SDave Airlie 791f453ba04SDave Airlie dev->mode_config.tv_mode_property = 792f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 793f453ba04SDave Airlie "mode", num_modes); 794f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 795f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 796f453ba04SDave Airlie i, modes[i]); 797f453ba04SDave Airlie 798b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 799b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 800b6b7902eSFrancisco Jerez "brightness", 2); 801b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[0] = 0; 802b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[1] = 100; 803b6b7902eSFrancisco Jerez 804b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 805b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 806b6b7902eSFrancisco Jerez "contrast", 2); 807b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[0] = 0; 808b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[1] = 100; 809b6b7902eSFrancisco Jerez 810b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 811b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 812b6b7902eSFrancisco Jerez "flicker reduction", 2); 813b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[0] = 0; 814b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[1] = 100; 815b6b7902eSFrancisco Jerez 816a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 817a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 818a75f0236SFrancisco Jerez "overscan", 2); 819a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[0] = 0; 820a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[1] = 100; 821a75f0236SFrancisco Jerez 822a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 823a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 824a75f0236SFrancisco Jerez "saturation", 2); 825a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[0] = 0; 826a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[1] = 100; 827a75f0236SFrancisco Jerez 828a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 829a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 830a75f0236SFrancisco Jerez "hue", 2); 831a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[0] = 0; 832a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[1] = 100; 833a75f0236SFrancisco Jerez 834f453ba04SDave Airlie return 0; 835f453ba04SDave Airlie } 836f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 837f453ba04SDave Airlie 838f453ba04SDave Airlie /** 839f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 840f453ba04SDave Airlie * @dev: DRM device 841f453ba04SDave Airlie * 842f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 843f453ba04SDave Airlie * connectors. 844f453ba04SDave Airlie */ 845f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 846f453ba04SDave Airlie { 847f453ba04SDave Airlie struct drm_property *scaling_mode; 848f453ba04SDave Airlie int i; 849f453ba04SDave Airlie 850f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 851f453ba04SDave Airlie return 0; 852f453ba04SDave Airlie 853f453ba04SDave Airlie scaling_mode = 854f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, "scaling mode", 855f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 856f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_scaling_mode_enum_list); i++) 857f453ba04SDave Airlie drm_property_add_enum(scaling_mode, i, 858f453ba04SDave Airlie drm_scaling_mode_enum_list[i].type, 859f453ba04SDave Airlie drm_scaling_mode_enum_list[i].name); 860f453ba04SDave Airlie 861f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 862f453ba04SDave Airlie 863f453ba04SDave Airlie return 0; 864f453ba04SDave Airlie } 865f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 866f453ba04SDave Airlie 867f453ba04SDave Airlie /** 868f453ba04SDave Airlie * drm_mode_create_dithering_property - create dithering property 869f453ba04SDave Airlie * @dev: DRM device 870f453ba04SDave Airlie * 871f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 872f453ba04SDave Airlie * connectors. 873f453ba04SDave Airlie */ 874f453ba04SDave Airlie int drm_mode_create_dithering_property(struct drm_device *dev) 875f453ba04SDave Airlie { 876f453ba04SDave Airlie struct drm_property *dithering_mode; 877f453ba04SDave Airlie int i; 878f453ba04SDave Airlie 879f453ba04SDave Airlie if (dev->mode_config.dithering_mode_property) 880f453ba04SDave Airlie return 0; 881f453ba04SDave Airlie 882f453ba04SDave Airlie dithering_mode = 883f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, "dithering", 884f453ba04SDave Airlie ARRAY_SIZE(drm_dithering_mode_enum_list)); 885f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(drm_dithering_mode_enum_list); i++) 886f453ba04SDave Airlie drm_property_add_enum(dithering_mode, i, 887f453ba04SDave Airlie drm_dithering_mode_enum_list[i].type, 888f453ba04SDave Airlie drm_dithering_mode_enum_list[i].name); 889f453ba04SDave Airlie dev->mode_config.dithering_mode_property = dithering_mode; 890f453ba04SDave Airlie 891f453ba04SDave Airlie return 0; 892f453ba04SDave Airlie } 893f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dithering_property); 894f453ba04SDave Airlie 895f453ba04SDave Airlie /** 896884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 897884840aaSJakob Bornecrantz * @dev: DRM device 898884840aaSJakob Bornecrantz * 899884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 900884840aaSJakob Bornecrantz * connectors. 901884840aaSJakob Bornecrantz */ 902884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 903884840aaSJakob Bornecrantz { 904884840aaSJakob Bornecrantz struct drm_property *dirty_info; 905884840aaSJakob Bornecrantz int i; 906884840aaSJakob Bornecrantz 907884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 908884840aaSJakob Bornecrantz return 0; 909884840aaSJakob Bornecrantz 910884840aaSJakob Bornecrantz dirty_info = 911884840aaSJakob Bornecrantz drm_property_create(dev, DRM_MODE_PROP_ENUM | 912884840aaSJakob Bornecrantz DRM_MODE_PROP_IMMUTABLE, 913884840aaSJakob Bornecrantz "dirty", 914884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 915884840aaSJakob Bornecrantz for (i = 0; i < ARRAY_SIZE(drm_dirty_info_enum_list); i++) 916884840aaSJakob Bornecrantz drm_property_add_enum(dirty_info, i, 917884840aaSJakob Bornecrantz drm_dirty_info_enum_list[i].type, 918884840aaSJakob Bornecrantz drm_dirty_info_enum_list[i].name); 919884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 920884840aaSJakob Bornecrantz 921884840aaSJakob Bornecrantz return 0; 922884840aaSJakob Bornecrantz } 923884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 924884840aaSJakob Bornecrantz 925884840aaSJakob Bornecrantz /** 926f453ba04SDave Airlie * drm_mode_config_init - initialize DRM mode_configuration structure 927f453ba04SDave Airlie * @dev: DRM device 928f453ba04SDave Airlie * 929f453ba04SDave Airlie * LOCKING: 930f453ba04SDave Airlie * None, should happen single threaded at init time. 931f453ba04SDave Airlie * 932f453ba04SDave Airlie * Initialize @dev's mode_config structure, used for tracking the graphics 933f453ba04SDave Airlie * configuration of @dev. 934f453ba04SDave Airlie */ 935f453ba04SDave Airlie void drm_mode_config_init(struct drm_device *dev) 936f453ba04SDave Airlie { 937f453ba04SDave Airlie mutex_init(&dev->mode_config.mutex); 938ad2563c2SJesse Barnes mutex_init(&dev->mode_config.idr_mutex); 939f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.fb_list); 940f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.crtc_list); 941f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.connector_list); 942f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.encoder_list); 943f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_list); 944f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 9458cf5c917SJesse Barnes INIT_LIST_HEAD(&dev->mode_config.plane_list); 946f453ba04SDave Airlie idr_init(&dev->mode_config.crtc_idr); 947f453ba04SDave Airlie 948f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 949f453ba04SDave Airlie drm_mode_create_standard_connector_properties(dev); 950f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 951f453ba04SDave Airlie 952f453ba04SDave Airlie /* Just to be sure */ 953f453ba04SDave Airlie dev->mode_config.num_fb = 0; 954f453ba04SDave Airlie dev->mode_config.num_connector = 0; 955f453ba04SDave Airlie dev->mode_config.num_crtc = 0; 956f453ba04SDave Airlie dev->mode_config.num_encoder = 0; 957f453ba04SDave Airlie } 958f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_init); 959f453ba04SDave Airlie 960f453ba04SDave Airlie int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 961f453ba04SDave Airlie { 962f453ba04SDave Airlie uint32_t total_objects = 0; 963f453ba04SDave Airlie 964f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 965f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 966f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 967f453ba04SDave Airlie 968f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 969f453ba04SDave Airlie if (!group->id_list) 970f453ba04SDave Airlie return -ENOMEM; 971f453ba04SDave Airlie 972f453ba04SDave Airlie group->num_crtcs = 0; 973f453ba04SDave Airlie group->num_connectors = 0; 974f453ba04SDave Airlie group->num_encoders = 0; 975f453ba04SDave Airlie return 0; 976f453ba04SDave Airlie } 977f453ba04SDave Airlie 978f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 979f453ba04SDave Airlie struct drm_mode_group *group) 980f453ba04SDave Airlie { 981f453ba04SDave Airlie struct drm_crtc *crtc; 982f453ba04SDave Airlie struct drm_encoder *encoder; 983f453ba04SDave Airlie struct drm_connector *connector; 984f453ba04SDave Airlie int ret; 985f453ba04SDave Airlie 986f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 987f453ba04SDave Airlie return ret; 988f453ba04SDave Airlie 989f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 990f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 991f453ba04SDave Airlie 992f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 993f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 994f453ba04SDave Airlie encoder->base.id; 995f453ba04SDave Airlie 996f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 997f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 998f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 999f453ba04SDave Airlie 1000f453ba04SDave Airlie return 0; 1001f453ba04SDave Airlie } 1002f453ba04SDave Airlie 1003f453ba04SDave Airlie /** 1004f453ba04SDave Airlie * drm_mode_config_cleanup - free up DRM mode_config info 1005f453ba04SDave Airlie * @dev: DRM device 1006f453ba04SDave Airlie * 1007f453ba04SDave Airlie * LOCKING: 1008f453ba04SDave Airlie * Caller must hold mode config lock. 1009f453ba04SDave Airlie * 1010f453ba04SDave Airlie * Free up all the connectors and CRTCs associated with this DRM device, then 1011f453ba04SDave Airlie * free up the framebuffers and associated buffer objects. 1012f453ba04SDave Airlie * 1013f453ba04SDave Airlie * FIXME: cleanup any dangling user buffer objects too 1014f453ba04SDave Airlie */ 1015f453ba04SDave Airlie void drm_mode_config_cleanup(struct drm_device *dev) 1016f453ba04SDave Airlie { 1017f453ba04SDave Airlie struct drm_connector *connector, *ot; 1018f453ba04SDave Airlie struct drm_crtc *crtc, *ct; 1019f453ba04SDave Airlie struct drm_encoder *encoder, *enct; 1020f453ba04SDave Airlie struct drm_framebuffer *fb, *fbt; 1021f453ba04SDave Airlie struct drm_property *property, *pt; 10228cf5c917SJesse Barnes struct drm_plane *plane, *plt; 1023f453ba04SDave Airlie 1024f453ba04SDave Airlie list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 1025f453ba04SDave Airlie head) { 1026f453ba04SDave Airlie encoder->funcs->destroy(encoder); 1027f453ba04SDave Airlie } 1028f453ba04SDave Airlie 1029f453ba04SDave Airlie list_for_each_entry_safe(connector, ot, 1030f453ba04SDave Airlie &dev->mode_config.connector_list, head) { 1031f453ba04SDave Airlie connector->funcs->destroy(connector); 1032f453ba04SDave Airlie } 1033f453ba04SDave Airlie 1034f453ba04SDave Airlie list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 1035f453ba04SDave Airlie head) { 1036f453ba04SDave Airlie drm_property_destroy(dev, property); 1037f453ba04SDave Airlie } 1038f453ba04SDave Airlie 1039f453ba04SDave Airlie list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 1040f453ba04SDave Airlie fb->funcs->destroy(fb); 1041f453ba04SDave Airlie } 1042f453ba04SDave Airlie 1043f453ba04SDave Airlie list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 1044f453ba04SDave Airlie crtc->funcs->destroy(crtc); 1045f453ba04SDave Airlie } 1046f453ba04SDave Airlie 10478cf5c917SJesse Barnes list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 10488cf5c917SJesse Barnes head) { 10498cf5c917SJesse Barnes plane->funcs->destroy(plane); 10508cf5c917SJesse Barnes } 105159ce062eSSascha Hauer 105259ce062eSSascha Hauer idr_remove_all(&dev->mode_config.crtc_idr); 105359ce062eSSascha Hauer idr_destroy(&dev->mode_config.crtc_idr); 1054f453ba04SDave Airlie } 1055f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_cleanup); 1056f453ba04SDave Airlie 1057f453ba04SDave Airlie /** 1058f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 1059f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 1060f453ba04SDave Airlie * @in: drm_display_mode to use 1061f453ba04SDave Airlie * 1062f453ba04SDave Airlie * LOCKING: 1063f453ba04SDave Airlie * None. 1064f453ba04SDave Airlie * 1065f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1066f453ba04SDave Airlie * the user. 1067f453ba04SDave Airlie */ 1068f453ba04SDave Airlie void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 1069f453ba04SDave Airlie struct drm_display_mode *in) 1070f453ba04SDave Airlie { 1071f453ba04SDave Airlie out->clock = in->clock; 1072f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1073f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1074f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1075f453ba04SDave Airlie out->htotal = in->htotal; 1076f453ba04SDave Airlie out->hskew = in->hskew; 1077f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1078f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1079f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1080f453ba04SDave Airlie out->vtotal = in->vtotal; 1081f453ba04SDave Airlie out->vscan = in->vscan; 1082f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1083f453ba04SDave Airlie out->flags = in->flags; 1084f453ba04SDave Airlie out->type = in->type; 1085f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1086f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1087f453ba04SDave Airlie } 1088f453ba04SDave Airlie 1089f453ba04SDave Airlie /** 1090f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1091f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1092f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1093f453ba04SDave Airlie * 1094f453ba04SDave Airlie * LOCKING: 1095f453ba04SDave Airlie * None. 1096f453ba04SDave Airlie * 1097f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1098f453ba04SDave Airlie * the caller. 1099f453ba04SDave Airlie */ 1100f453ba04SDave Airlie void drm_crtc_convert_umode(struct drm_display_mode *out, 1101f453ba04SDave Airlie struct drm_mode_modeinfo *in) 1102f453ba04SDave Airlie { 1103f453ba04SDave Airlie out->clock = in->clock; 1104f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1105f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1106f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1107f453ba04SDave Airlie out->htotal = in->htotal; 1108f453ba04SDave Airlie out->hskew = in->hskew; 1109f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1110f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1111f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1112f453ba04SDave Airlie out->vtotal = in->vtotal; 1113f453ba04SDave Airlie out->vscan = in->vscan; 1114f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1115f453ba04SDave Airlie out->flags = in->flags; 1116f453ba04SDave Airlie out->type = in->type; 1117f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1118f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1119f453ba04SDave Airlie } 1120f453ba04SDave Airlie 1121f453ba04SDave Airlie /** 1122f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1123f453ba04SDave Airlie * @inode: inode from the ioctl 1124f453ba04SDave Airlie * @filp: file * from the ioctl 1125f453ba04SDave Airlie * @cmd: cmd from ioctl 1126f453ba04SDave Airlie * @arg: arg from ioctl 1127f453ba04SDave Airlie * 1128f453ba04SDave Airlie * LOCKING: 1129f453ba04SDave Airlie * Takes mode config lock. 1130f453ba04SDave Airlie * 1131f453ba04SDave Airlie * Construct a set of configuration description structures and return 1132f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1133f453ba04SDave Airlie * 1134f453ba04SDave Airlie * Called by the user via ioctl. 1135f453ba04SDave Airlie * 1136f453ba04SDave Airlie * RETURNS: 1137f453ba04SDave Airlie * Zero on success, errno on failure. 1138f453ba04SDave Airlie */ 1139f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1140f453ba04SDave Airlie struct drm_file *file_priv) 1141f453ba04SDave Airlie { 1142f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1143f453ba04SDave Airlie struct list_head *lh; 1144f453ba04SDave Airlie struct drm_framebuffer *fb; 1145f453ba04SDave Airlie struct drm_connector *connector; 1146f453ba04SDave Airlie struct drm_crtc *crtc; 1147f453ba04SDave Airlie struct drm_encoder *encoder; 1148f453ba04SDave Airlie int ret = 0; 1149f453ba04SDave Airlie int connector_count = 0; 1150f453ba04SDave Airlie int crtc_count = 0; 1151f453ba04SDave Airlie int fb_count = 0; 1152f453ba04SDave Airlie int encoder_count = 0; 1153f453ba04SDave Airlie int copied = 0, i; 1154f453ba04SDave Airlie uint32_t __user *fb_id; 1155f453ba04SDave Airlie uint32_t __user *crtc_id; 1156f453ba04SDave Airlie uint32_t __user *connector_id; 1157f453ba04SDave Airlie uint32_t __user *encoder_id; 1158f453ba04SDave Airlie struct drm_mode_group *mode_group; 1159f453ba04SDave Airlie 1160fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1161fb3b06c8SDave Airlie return -EINVAL; 1162fb3b06c8SDave Airlie 1163f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1164f453ba04SDave Airlie 1165f453ba04SDave Airlie /* 1166f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1167f453ba04SDave Airlie * by IDs in the group list for this node 1168f453ba04SDave Airlie */ 1169f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1170f453ba04SDave Airlie fb_count++; 1171f453ba04SDave Airlie 1172f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1173f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1174f453ba04SDave Airlie 1175f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1176f453ba04SDave Airlie crtc_count++; 1177f453ba04SDave Airlie 1178f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1179f453ba04SDave Airlie connector_count++; 1180f453ba04SDave Airlie 1181f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1182f453ba04SDave Airlie encoder_count++; 1183f453ba04SDave Airlie } else { 1184f453ba04SDave Airlie 1185f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1186f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1187f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1188f453ba04SDave Airlie } 1189f453ba04SDave Airlie 1190f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1191f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1192f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1193f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1194f453ba04SDave Airlie 1195f453ba04SDave Airlie /* handle this in 4 parts */ 1196f453ba04SDave Airlie /* FBs */ 1197f453ba04SDave Airlie if (card_res->count_fbs >= fb_count) { 1198f453ba04SDave Airlie copied = 0; 1199f453ba04SDave Airlie fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 1200618c75e4SSascha Hauer list_for_each_entry(fb, &file_priv->fbs, filp_head) { 1201f453ba04SDave Airlie if (put_user(fb->base.id, fb_id + copied)) { 1202f453ba04SDave Airlie ret = -EFAULT; 1203f453ba04SDave Airlie goto out; 1204f453ba04SDave Airlie } 1205f453ba04SDave Airlie copied++; 1206f453ba04SDave Airlie } 1207f453ba04SDave Airlie } 1208f453ba04SDave Airlie card_res->count_fbs = fb_count; 1209f453ba04SDave Airlie 1210f453ba04SDave Airlie /* CRTCs */ 1211f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1212f453ba04SDave Airlie copied = 0; 1213f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1214f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1215f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1216f453ba04SDave Airlie head) { 12179440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1218f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1219f453ba04SDave Airlie ret = -EFAULT; 1220f453ba04SDave Airlie goto out; 1221f453ba04SDave Airlie } 1222f453ba04SDave Airlie copied++; 1223f453ba04SDave Airlie } 1224f453ba04SDave Airlie } else { 1225f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1226f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1227f453ba04SDave Airlie crtc_id + copied)) { 1228f453ba04SDave Airlie ret = -EFAULT; 1229f453ba04SDave Airlie goto out; 1230f453ba04SDave Airlie } 1231f453ba04SDave Airlie copied++; 1232f453ba04SDave Airlie } 1233f453ba04SDave Airlie } 1234f453ba04SDave Airlie } 1235f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1236f453ba04SDave Airlie 1237f453ba04SDave Airlie /* Encoders */ 1238f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1239f453ba04SDave Airlie copied = 0; 1240f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1241f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1242f453ba04SDave Airlie list_for_each_entry(encoder, 1243f453ba04SDave Airlie &dev->mode_config.encoder_list, 1244f453ba04SDave Airlie head) { 12459440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 12469440106bSJerome Glisse drm_get_encoder_name(encoder)); 1247f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1248f453ba04SDave Airlie copied)) { 1249f453ba04SDave Airlie ret = -EFAULT; 1250f453ba04SDave Airlie goto out; 1251f453ba04SDave Airlie } 1252f453ba04SDave Airlie copied++; 1253f453ba04SDave Airlie } 1254f453ba04SDave Airlie } else { 1255f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1256f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1257f453ba04SDave Airlie encoder_id + copied)) { 1258f453ba04SDave Airlie ret = -EFAULT; 1259f453ba04SDave Airlie goto out; 1260f453ba04SDave Airlie } 1261f453ba04SDave Airlie copied++; 1262f453ba04SDave Airlie } 1263f453ba04SDave Airlie 1264f453ba04SDave Airlie } 1265f453ba04SDave Airlie } 1266f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1267f453ba04SDave Airlie 1268f453ba04SDave Airlie /* Connectors */ 1269f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1270f453ba04SDave Airlie copied = 0; 1271f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1272f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1273f453ba04SDave Airlie list_for_each_entry(connector, 1274f453ba04SDave Airlie &dev->mode_config.connector_list, 1275f453ba04SDave Airlie head) { 12769440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 12779440106bSJerome Glisse connector->base.id, 12789440106bSJerome Glisse drm_get_connector_name(connector)); 1279f453ba04SDave Airlie if (put_user(connector->base.id, 1280f453ba04SDave Airlie connector_id + copied)) { 1281f453ba04SDave Airlie ret = -EFAULT; 1282f453ba04SDave Airlie goto out; 1283f453ba04SDave Airlie } 1284f453ba04SDave Airlie copied++; 1285f453ba04SDave Airlie } 1286f453ba04SDave Airlie } else { 1287f453ba04SDave Airlie int start = mode_group->num_crtcs + 1288f453ba04SDave Airlie mode_group->num_encoders; 1289f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1290f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1291f453ba04SDave Airlie connector_id + copied)) { 1292f453ba04SDave Airlie ret = -EFAULT; 1293f453ba04SDave Airlie goto out; 1294f453ba04SDave Airlie } 1295f453ba04SDave Airlie copied++; 1296f453ba04SDave Airlie } 1297f453ba04SDave Airlie } 1298f453ba04SDave Airlie } 1299f453ba04SDave Airlie card_res->count_connectors = connector_count; 1300f453ba04SDave Airlie 13019440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1302f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1303f453ba04SDave Airlie 1304f453ba04SDave Airlie out: 1305f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1306f453ba04SDave Airlie return ret; 1307f453ba04SDave Airlie } 1308f453ba04SDave Airlie 1309f453ba04SDave Airlie /** 1310f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1311f453ba04SDave Airlie * @inode: inode from the ioctl 1312f453ba04SDave Airlie * @filp: file * from the ioctl 1313f453ba04SDave Airlie * @cmd: cmd from ioctl 1314f453ba04SDave Airlie * @arg: arg from ioctl 1315f453ba04SDave Airlie * 1316f453ba04SDave Airlie * LOCKING: 1317b20f3867SSascha Hauer * Takes mode config lock. 1318f453ba04SDave Airlie * 1319f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1320f453ba04SDave Airlie * 1321f453ba04SDave Airlie * Called by the user via ioctl. 1322f453ba04SDave Airlie * 1323f453ba04SDave Airlie * RETURNS: 1324f453ba04SDave Airlie * Zero on success, errno on failure. 1325f453ba04SDave Airlie */ 1326f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1327f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1328f453ba04SDave Airlie { 1329f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1330f453ba04SDave Airlie struct drm_crtc *crtc; 1331f453ba04SDave Airlie struct drm_mode_object *obj; 1332f453ba04SDave Airlie int ret = 0; 1333f453ba04SDave Airlie 1334fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1335fb3b06c8SDave Airlie return -EINVAL; 1336fb3b06c8SDave Airlie 1337f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1338f453ba04SDave Airlie 1339f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1340f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1341f453ba04SDave Airlie if (!obj) { 1342f453ba04SDave Airlie ret = -EINVAL; 1343f453ba04SDave Airlie goto out; 1344f453ba04SDave Airlie } 1345f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1346f453ba04SDave Airlie 1347f453ba04SDave Airlie crtc_resp->x = crtc->x; 1348f453ba04SDave Airlie crtc_resp->y = crtc->y; 1349f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1350f453ba04SDave Airlie if (crtc->fb) 1351f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1352f453ba04SDave Airlie else 1353f453ba04SDave Airlie crtc_resp->fb_id = 0; 1354f453ba04SDave Airlie 1355f453ba04SDave Airlie if (crtc->enabled) { 1356f453ba04SDave Airlie 1357f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1358f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1359f453ba04SDave Airlie 1360f453ba04SDave Airlie } else { 1361f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1362f453ba04SDave Airlie } 1363f453ba04SDave Airlie 1364f453ba04SDave Airlie out: 1365f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1366f453ba04SDave Airlie return ret; 1367f453ba04SDave Airlie } 1368f453ba04SDave Airlie 1369f453ba04SDave Airlie /** 1370f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1371f453ba04SDave Airlie * @inode: inode from the ioctl 1372f453ba04SDave Airlie * @filp: file * from the ioctl 1373f453ba04SDave Airlie * @cmd: cmd from ioctl 1374f453ba04SDave Airlie * @arg: arg from ioctl 1375f453ba04SDave Airlie * 1376f453ba04SDave Airlie * LOCKING: 1377b20f3867SSascha Hauer * Takes mode config lock. 1378f453ba04SDave Airlie * 1379f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1380f453ba04SDave Airlie * 1381f453ba04SDave Airlie * Called by the user via ioctl. 1382f453ba04SDave Airlie * 1383f453ba04SDave Airlie * RETURNS: 1384f453ba04SDave Airlie * Zero on success, errno on failure. 1385f453ba04SDave Airlie */ 1386f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1387f453ba04SDave Airlie struct drm_file *file_priv) 1388f453ba04SDave Airlie { 1389f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1390f453ba04SDave Airlie struct drm_mode_object *obj; 1391f453ba04SDave Airlie struct drm_connector *connector; 1392f453ba04SDave Airlie struct drm_display_mode *mode; 1393f453ba04SDave Airlie int mode_count = 0; 1394f453ba04SDave Airlie int props_count = 0; 1395f453ba04SDave Airlie int encoders_count = 0; 1396f453ba04SDave Airlie int ret = 0; 1397f453ba04SDave Airlie int copied = 0; 1398f453ba04SDave Airlie int i; 1399f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1400f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1401f453ba04SDave Airlie uint32_t __user *prop_ptr; 1402f453ba04SDave Airlie uint64_t __user *prop_values; 1403f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1404f453ba04SDave Airlie 1405fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1406fb3b06c8SDave Airlie return -EINVAL; 1407fb3b06c8SDave Airlie 1408f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1409f453ba04SDave Airlie 14109440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1411f453ba04SDave Airlie 1412f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1413f453ba04SDave Airlie 1414f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1415f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1416f453ba04SDave Airlie if (!obj) { 1417f453ba04SDave Airlie ret = -EINVAL; 1418f453ba04SDave Airlie goto out; 1419f453ba04SDave Airlie } 1420f453ba04SDave Airlie connector = obj_to_connector(obj); 1421f453ba04SDave Airlie 1422f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1423f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1424f453ba04SDave Airlie props_count++; 1425f453ba04SDave Airlie } 1426f453ba04SDave Airlie } 1427f453ba04SDave Airlie 1428f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1429f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1430f453ba04SDave Airlie encoders_count++; 1431f453ba04SDave Airlie } 1432f453ba04SDave Airlie } 1433f453ba04SDave Airlie 1434f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1435f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1436f453ba04SDave Airlie dev->mode_config.max_width, 1437f453ba04SDave Airlie dev->mode_config.max_height); 1438f453ba04SDave Airlie } 1439f453ba04SDave Airlie 1440f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1441f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 1442f453ba04SDave Airlie mode_count++; 1443f453ba04SDave Airlie 1444f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1445f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1446f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1447f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1448f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1449f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1450f453ba04SDave Airlie out_resp->connection = connector->status; 1451f453ba04SDave Airlie if (connector->encoder) 1452f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1453f453ba04SDave Airlie else 1454f453ba04SDave Airlie out_resp->encoder_id = 0; 1455f453ba04SDave Airlie 1456f453ba04SDave Airlie /* 1457f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1458f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1459f453ba04SDave Airlie */ 1460f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1461f453ba04SDave Airlie copied = 0; 146281f6c7f8SVille Syrjälä mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr; 1463f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 1464f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1465f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1466f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1467f453ba04SDave Airlie ret = -EFAULT; 1468f453ba04SDave Airlie goto out; 1469f453ba04SDave Airlie } 1470f453ba04SDave Airlie copied++; 1471f453ba04SDave Airlie } 1472f453ba04SDave Airlie } 1473f453ba04SDave Airlie out_resp->count_modes = mode_count; 1474f453ba04SDave Airlie 1475f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1476f453ba04SDave Airlie copied = 0; 147781f6c7f8SVille Syrjälä prop_ptr = (uint32_t __user *)(unsigned long)(out_resp->props_ptr); 147881f6c7f8SVille Syrjälä prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); 1479f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1480f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1481f453ba04SDave Airlie if (put_user(connector->property_ids[i], 1482f453ba04SDave Airlie prop_ptr + copied)) { 1483f453ba04SDave Airlie ret = -EFAULT; 1484f453ba04SDave Airlie goto out; 1485f453ba04SDave Airlie } 1486f453ba04SDave Airlie 1487f453ba04SDave Airlie if (put_user(connector->property_values[i], 1488f453ba04SDave Airlie prop_values + copied)) { 1489f453ba04SDave Airlie ret = -EFAULT; 1490f453ba04SDave Airlie goto out; 1491f453ba04SDave Airlie } 1492f453ba04SDave Airlie copied++; 1493f453ba04SDave Airlie } 1494f453ba04SDave Airlie } 1495f453ba04SDave Airlie } 1496f453ba04SDave Airlie out_resp->count_props = props_count; 1497f453ba04SDave Airlie 1498f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1499f453ba04SDave Airlie copied = 0; 150081f6c7f8SVille Syrjälä encoder_ptr = (uint32_t __user *)(unsigned long)(out_resp->encoders_ptr); 1501f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1502f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1503f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1504f453ba04SDave Airlie encoder_ptr + copied)) { 1505f453ba04SDave Airlie ret = -EFAULT; 1506f453ba04SDave Airlie goto out; 1507f453ba04SDave Airlie } 1508f453ba04SDave Airlie copied++; 1509f453ba04SDave Airlie } 1510f453ba04SDave Airlie } 1511f453ba04SDave Airlie } 1512f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1513f453ba04SDave Airlie 1514f453ba04SDave Airlie out: 1515f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1516f453ba04SDave Airlie return ret; 1517f453ba04SDave Airlie } 1518f453ba04SDave Airlie 1519f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1520f453ba04SDave Airlie struct drm_file *file_priv) 1521f453ba04SDave Airlie { 1522f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1523f453ba04SDave Airlie struct drm_mode_object *obj; 1524f453ba04SDave Airlie struct drm_encoder *encoder; 1525f453ba04SDave Airlie int ret = 0; 1526f453ba04SDave Airlie 1527fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1528fb3b06c8SDave Airlie return -EINVAL; 1529fb3b06c8SDave Airlie 1530f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1531f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1532f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1533f453ba04SDave Airlie if (!obj) { 1534f453ba04SDave Airlie ret = -EINVAL; 1535f453ba04SDave Airlie goto out; 1536f453ba04SDave Airlie } 1537f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1538f453ba04SDave Airlie 1539f453ba04SDave Airlie if (encoder->crtc) 1540f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1541f453ba04SDave Airlie else 1542f453ba04SDave Airlie enc_resp->crtc_id = 0; 1543f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1544f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1545f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1546f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1547f453ba04SDave Airlie 1548f453ba04SDave Airlie out: 1549f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1550f453ba04SDave Airlie return ret; 1551f453ba04SDave Airlie } 1552f453ba04SDave Airlie 1553f453ba04SDave Airlie /** 15548cf5c917SJesse Barnes * drm_mode_getplane_res - get plane info 15558cf5c917SJesse Barnes * @dev: DRM device 15568cf5c917SJesse Barnes * @data: ioctl data 15578cf5c917SJesse Barnes * @file_priv: DRM file info 15588cf5c917SJesse Barnes * 1559b20f3867SSascha Hauer * LOCKING: 1560b20f3867SSascha Hauer * Takes mode config lock. 1561b20f3867SSascha Hauer * 15628cf5c917SJesse Barnes * Return an plane count and set of IDs. 15638cf5c917SJesse Barnes */ 15648cf5c917SJesse Barnes int drm_mode_getplane_res(struct drm_device *dev, void *data, 15658cf5c917SJesse Barnes struct drm_file *file_priv) 15668cf5c917SJesse Barnes { 15678cf5c917SJesse Barnes struct drm_mode_get_plane_res *plane_resp = data; 15688cf5c917SJesse Barnes struct drm_mode_config *config; 15698cf5c917SJesse Barnes struct drm_plane *plane; 15708cf5c917SJesse Barnes uint32_t __user *plane_ptr; 15718cf5c917SJesse Barnes int copied = 0, ret = 0; 15728cf5c917SJesse Barnes 15738cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15748cf5c917SJesse Barnes return -EINVAL; 15758cf5c917SJesse Barnes 15768cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15778cf5c917SJesse Barnes config = &dev->mode_config; 15788cf5c917SJesse Barnes 15798cf5c917SJesse Barnes /* 15808cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 15818cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 15828cf5c917SJesse Barnes */ 15838cf5c917SJesse Barnes if (config->num_plane && 15848cf5c917SJesse Barnes (plane_resp->count_planes >= config->num_plane)) { 158581f6c7f8SVille Syrjälä plane_ptr = (uint32_t __user *)(unsigned long)plane_resp->plane_id_ptr; 15868cf5c917SJesse Barnes 15878cf5c917SJesse Barnes list_for_each_entry(plane, &config->plane_list, head) { 15888cf5c917SJesse Barnes if (put_user(plane->base.id, plane_ptr + copied)) { 15898cf5c917SJesse Barnes ret = -EFAULT; 15908cf5c917SJesse Barnes goto out; 15918cf5c917SJesse Barnes } 15928cf5c917SJesse Barnes copied++; 15938cf5c917SJesse Barnes } 15948cf5c917SJesse Barnes } 15958cf5c917SJesse Barnes plane_resp->count_planes = config->num_plane; 15968cf5c917SJesse Barnes 15978cf5c917SJesse Barnes out: 15988cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 15998cf5c917SJesse Barnes return ret; 16008cf5c917SJesse Barnes } 16018cf5c917SJesse Barnes 16028cf5c917SJesse Barnes /** 16038cf5c917SJesse Barnes * drm_mode_getplane - get plane info 16048cf5c917SJesse Barnes * @dev: DRM device 16058cf5c917SJesse Barnes * @data: ioctl data 16068cf5c917SJesse Barnes * @file_priv: DRM file info 16078cf5c917SJesse Barnes * 1608b20f3867SSascha Hauer * LOCKING: 1609b20f3867SSascha Hauer * Takes mode config lock. 1610b20f3867SSascha Hauer * 16118cf5c917SJesse Barnes * Return plane info, including formats supported, gamma size, any 16128cf5c917SJesse Barnes * current fb, etc. 16138cf5c917SJesse Barnes */ 16148cf5c917SJesse Barnes int drm_mode_getplane(struct drm_device *dev, void *data, 16158cf5c917SJesse Barnes struct drm_file *file_priv) 16168cf5c917SJesse Barnes { 16178cf5c917SJesse Barnes struct drm_mode_get_plane *plane_resp = data; 16188cf5c917SJesse Barnes struct drm_mode_object *obj; 16198cf5c917SJesse Barnes struct drm_plane *plane; 16208cf5c917SJesse Barnes uint32_t __user *format_ptr; 16218cf5c917SJesse Barnes int ret = 0; 16228cf5c917SJesse Barnes 16238cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16248cf5c917SJesse Barnes return -EINVAL; 16258cf5c917SJesse Barnes 16268cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 16278cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_resp->plane_id, 16288cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 16298cf5c917SJesse Barnes if (!obj) { 16308cf5c917SJesse Barnes ret = -ENOENT; 16318cf5c917SJesse Barnes goto out; 16328cf5c917SJesse Barnes } 16338cf5c917SJesse Barnes plane = obj_to_plane(obj); 16348cf5c917SJesse Barnes 16358cf5c917SJesse Barnes if (plane->crtc) 16368cf5c917SJesse Barnes plane_resp->crtc_id = plane->crtc->base.id; 16378cf5c917SJesse Barnes else 16388cf5c917SJesse Barnes plane_resp->crtc_id = 0; 16398cf5c917SJesse Barnes 16408cf5c917SJesse Barnes if (plane->fb) 16418cf5c917SJesse Barnes plane_resp->fb_id = plane->fb->base.id; 16428cf5c917SJesse Barnes else 16438cf5c917SJesse Barnes plane_resp->fb_id = 0; 16448cf5c917SJesse Barnes 16458cf5c917SJesse Barnes plane_resp->plane_id = plane->base.id; 16468cf5c917SJesse Barnes plane_resp->possible_crtcs = plane->possible_crtcs; 16478cf5c917SJesse Barnes plane_resp->gamma_size = plane->gamma_size; 16488cf5c917SJesse Barnes 16498cf5c917SJesse Barnes /* 16508cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 16518cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 16528cf5c917SJesse Barnes */ 16538cf5c917SJesse Barnes if (plane->format_count && 16548cf5c917SJesse Barnes (plane_resp->count_format_types >= plane->format_count)) { 165581f6c7f8SVille Syrjälä format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr; 16568cf5c917SJesse Barnes if (copy_to_user(format_ptr, 16578cf5c917SJesse Barnes plane->format_types, 16588cf5c917SJesse Barnes sizeof(uint32_t) * plane->format_count)) { 16598cf5c917SJesse Barnes ret = -EFAULT; 16608cf5c917SJesse Barnes goto out; 16618cf5c917SJesse Barnes } 16628cf5c917SJesse Barnes } 16638cf5c917SJesse Barnes plane_resp->count_format_types = plane->format_count; 16648cf5c917SJesse Barnes 16658cf5c917SJesse Barnes out: 16668cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 16678cf5c917SJesse Barnes return ret; 16688cf5c917SJesse Barnes } 16698cf5c917SJesse Barnes 16708cf5c917SJesse Barnes /** 16718cf5c917SJesse Barnes * drm_mode_setplane - set up or tear down an plane 16728cf5c917SJesse Barnes * @dev: DRM device 16738cf5c917SJesse Barnes * @data: ioctl data* 16748cf5c917SJesse Barnes * @file_prive: DRM file info 16758cf5c917SJesse Barnes * 1676b20f3867SSascha Hauer * LOCKING: 1677b20f3867SSascha Hauer * Takes mode config lock. 1678b20f3867SSascha Hauer * 16798cf5c917SJesse Barnes * Set plane info, including placement, fb, scaling, and other factors. 16808cf5c917SJesse Barnes * Or pass a NULL fb to disable. 16818cf5c917SJesse Barnes */ 16828cf5c917SJesse Barnes int drm_mode_setplane(struct drm_device *dev, void *data, 16838cf5c917SJesse Barnes struct drm_file *file_priv) 16848cf5c917SJesse Barnes { 16858cf5c917SJesse Barnes struct drm_mode_set_plane *plane_req = data; 16868cf5c917SJesse Barnes struct drm_mode_object *obj; 16878cf5c917SJesse Barnes struct drm_plane *plane; 16888cf5c917SJesse Barnes struct drm_crtc *crtc; 16898cf5c917SJesse Barnes struct drm_framebuffer *fb; 16908cf5c917SJesse Barnes int ret = 0; 169142ef8789SVille Syrjälä unsigned int fb_width, fb_height; 169262443be6SVille Syrjälä int i; 16938cf5c917SJesse Barnes 16948cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16958cf5c917SJesse Barnes return -EINVAL; 16968cf5c917SJesse Barnes 16978cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 16988cf5c917SJesse Barnes 16998cf5c917SJesse Barnes /* 17008cf5c917SJesse Barnes * First, find the plane, crtc, and fb objects. If not available, 17018cf5c917SJesse Barnes * we don't bother to call the driver. 17028cf5c917SJesse Barnes */ 17038cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->plane_id, 17048cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 17058cf5c917SJesse Barnes if (!obj) { 17068cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown plane ID %d\n", 17078cf5c917SJesse Barnes plane_req->plane_id); 17088cf5c917SJesse Barnes ret = -ENOENT; 17098cf5c917SJesse Barnes goto out; 17108cf5c917SJesse Barnes } 17118cf5c917SJesse Barnes plane = obj_to_plane(obj); 17128cf5c917SJesse Barnes 17138cf5c917SJesse Barnes /* No fb means shut it down */ 17148cf5c917SJesse Barnes if (!plane_req->fb_id) { 17158cf5c917SJesse Barnes plane->funcs->disable_plane(plane); 1716e5e3b44cSVille Syrjälä plane->crtc = NULL; 1717e5e3b44cSVille Syrjälä plane->fb = NULL; 17188cf5c917SJesse Barnes goto out; 17198cf5c917SJesse Barnes } 17208cf5c917SJesse Barnes 17218cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->crtc_id, 17228cf5c917SJesse Barnes DRM_MODE_OBJECT_CRTC); 17238cf5c917SJesse Barnes if (!obj) { 17248cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown crtc ID %d\n", 17258cf5c917SJesse Barnes plane_req->crtc_id); 17268cf5c917SJesse Barnes ret = -ENOENT; 17278cf5c917SJesse Barnes goto out; 17288cf5c917SJesse Barnes } 17298cf5c917SJesse Barnes crtc = obj_to_crtc(obj); 17308cf5c917SJesse Barnes 17318cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->fb_id, 17328cf5c917SJesse Barnes DRM_MODE_OBJECT_FB); 17338cf5c917SJesse Barnes if (!obj) { 17348cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 17358cf5c917SJesse Barnes plane_req->fb_id); 17368cf5c917SJesse Barnes ret = -ENOENT; 17378cf5c917SJesse Barnes goto out; 17388cf5c917SJesse Barnes } 17398cf5c917SJesse Barnes fb = obj_to_fb(obj); 17408cf5c917SJesse Barnes 174162443be6SVille Syrjälä /* Check whether this plane supports the fb pixel format. */ 174262443be6SVille Syrjälä for (i = 0; i < plane->format_count; i++) 174362443be6SVille Syrjälä if (fb->pixel_format == plane->format_types[i]) 174462443be6SVille Syrjälä break; 174562443be6SVille Syrjälä if (i == plane->format_count) { 174662443be6SVille Syrjälä DRM_DEBUG_KMS("Invalid pixel format 0x%08x\n", fb->pixel_format); 174762443be6SVille Syrjälä ret = -EINVAL; 174862443be6SVille Syrjälä goto out; 174962443be6SVille Syrjälä } 175062443be6SVille Syrjälä 175142ef8789SVille Syrjälä fb_width = fb->width << 16; 175242ef8789SVille Syrjälä fb_height = fb->height << 16; 175342ef8789SVille Syrjälä 175442ef8789SVille Syrjälä /* Make sure source coordinates are inside the fb. */ 175542ef8789SVille Syrjälä if (plane_req->src_w > fb_width || 175642ef8789SVille Syrjälä plane_req->src_x > fb_width - plane_req->src_w || 175742ef8789SVille Syrjälä plane_req->src_h > fb_height || 175842ef8789SVille Syrjälä plane_req->src_y > fb_height - plane_req->src_h) { 175942ef8789SVille Syrjälä DRM_DEBUG_KMS("Invalid source coordinates " 176042ef8789SVille Syrjälä "%u.%06ux%u.%06u+%u.%06u+%u.%06u\n", 176142ef8789SVille Syrjälä plane_req->src_w >> 16, 176242ef8789SVille Syrjälä ((plane_req->src_w & 0xffff) * 15625) >> 10, 176342ef8789SVille Syrjälä plane_req->src_h >> 16, 176442ef8789SVille Syrjälä ((plane_req->src_h & 0xffff) * 15625) >> 10, 176542ef8789SVille Syrjälä plane_req->src_x >> 16, 176642ef8789SVille Syrjälä ((plane_req->src_x & 0xffff) * 15625) >> 10, 176742ef8789SVille Syrjälä plane_req->src_y >> 16, 176842ef8789SVille Syrjälä ((plane_req->src_y & 0xffff) * 15625) >> 10); 176942ef8789SVille Syrjälä ret = -ENOSPC; 177042ef8789SVille Syrjälä goto out; 177142ef8789SVille Syrjälä } 177242ef8789SVille Syrjälä 1773687a0400SVille Syrjälä /* Give drivers some help against integer overflows */ 1774687a0400SVille Syrjälä if (plane_req->crtc_w > INT_MAX || 1775687a0400SVille Syrjälä plane_req->crtc_x > INT_MAX - (int32_t) plane_req->crtc_w || 1776687a0400SVille Syrjälä plane_req->crtc_h > INT_MAX || 1777687a0400SVille Syrjälä plane_req->crtc_y > INT_MAX - (int32_t) plane_req->crtc_h) { 1778687a0400SVille Syrjälä DRM_DEBUG_KMS("Invalid CRTC coordinates %ux%u+%d+%d\n", 1779687a0400SVille Syrjälä plane_req->crtc_w, plane_req->crtc_h, 1780687a0400SVille Syrjälä plane_req->crtc_x, plane_req->crtc_y); 1781687a0400SVille Syrjälä ret = -ERANGE; 1782687a0400SVille Syrjälä goto out; 1783687a0400SVille Syrjälä } 1784687a0400SVille Syrjälä 17858cf5c917SJesse Barnes ret = plane->funcs->update_plane(plane, crtc, fb, 17868cf5c917SJesse Barnes plane_req->crtc_x, plane_req->crtc_y, 17878cf5c917SJesse Barnes plane_req->crtc_w, plane_req->crtc_h, 17888cf5c917SJesse Barnes plane_req->src_x, plane_req->src_y, 17898cf5c917SJesse Barnes plane_req->src_w, plane_req->src_h); 17908cf5c917SJesse Barnes if (!ret) { 17918cf5c917SJesse Barnes plane->crtc = crtc; 17928cf5c917SJesse Barnes plane->fb = fb; 17938cf5c917SJesse Barnes } 17948cf5c917SJesse Barnes 17958cf5c917SJesse Barnes out: 17968cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 17978cf5c917SJesse Barnes 17988cf5c917SJesse Barnes return ret; 17998cf5c917SJesse Barnes } 18008cf5c917SJesse Barnes 18018cf5c917SJesse Barnes /** 1802f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 1803f453ba04SDave Airlie * @inode: inode from the ioctl 1804f453ba04SDave Airlie * @filp: file * from the ioctl 1805f453ba04SDave Airlie * @cmd: cmd from ioctl 1806f453ba04SDave Airlie * @arg: arg from ioctl 1807f453ba04SDave Airlie * 1808f453ba04SDave Airlie * LOCKING: 1809b20f3867SSascha Hauer * Takes mode config lock. 1810f453ba04SDave Airlie * 1811f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 1812f453ba04SDave Airlie * 1813f453ba04SDave Airlie * Called by the user via ioctl. 1814f453ba04SDave Airlie * 1815f453ba04SDave Airlie * RETURNS: 1816f453ba04SDave Airlie * Zero on success, errno on failure. 1817f453ba04SDave Airlie */ 1818f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 1819f453ba04SDave Airlie struct drm_file *file_priv) 1820f453ba04SDave Airlie { 1821f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1822f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 1823f453ba04SDave Airlie struct drm_mode_object *obj; 1824f453ba04SDave Airlie struct drm_crtc *crtc, *crtcfb; 1825f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 1826f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1827f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 1828f453ba04SDave Airlie struct drm_mode_set set; 1829f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 1830f453ba04SDave Airlie int ret = 0; 1831f453ba04SDave Airlie int i; 1832f453ba04SDave Airlie 1833fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1834fb3b06c8SDave Airlie return -EINVAL; 1835fb3b06c8SDave Airlie 1836f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1837f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1838f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1839f453ba04SDave Airlie if (!obj) { 184058367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1841f453ba04SDave Airlie ret = -EINVAL; 1842f453ba04SDave Airlie goto out; 1843f453ba04SDave Airlie } 1844f453ba04SDave Airlie crtc = obj_to_crtc(obj); 18459440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1846f453ba04SDave Airlie 1847f453ba04SDave Airlie if (crtc_req->mode_valid) { 1848f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 1849f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 1850f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 1851f453ba04SDave Airlie list_for_each_entry(crtcfb, 1852f453ba04SDave Airlie &dev->mode_config.crtc_list, head) { 1853f453ba04SDave Airlie if (crtcfb == crtc) { 185458367ed6SZhao Yakui DRM_DEBUG_KMS("Using current fb for " 185558367ed6SZhao Yakui "setmode\n"); 1856f453ba04SDave Airlie fb = crtc->fb; 1857f453ba04SDave Airlie } 1858f453ba04SDave Airlie } 1859f453ba04SDave Airlie } else { 1860f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->fb_id, 1861f453ba04SDave Airlie DRM_MODE_OBJECT_FB); 1862f453ba04SDave Airlie if (!obj) { 186358367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 186458367ed6SZhao Yakui crtc_req->fb_id); 1865f453ba04SDave Airlie ret = -EINVAL; 1866f453ba04SDave Airlie goto out; 1867f453ba04SDave Airlie } 1868f453ba04SDave Airlie fb = obj_to_fb(obj); 1869f453ba04SDave Airlie } 1870f453ba04SDave Airlie 1871f453ba04SDave Airlie mode = drm_mode_create(dev); 1872f453ba04SDave Airlie drm_crtc_convert_umode(mode, &crtc_req->mode); 1873f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 1874f453ba04SDave Airlie } 1875f453ba04SDave Airlie 1876f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 187758367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 1878f453ba04SDave Airlie ret = -EINVAL; 1879f453ba04SDave Airlie goto out; 1880f453ba04SDave Airlie } 1881f453ba04SDave Airlie 18827781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 188358367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 1884f453ba04SDave Airlie crtc_req->count_connectors); 1885f453ba04SDave Airlie ret = -EINVAL; 1886f453ba04SDave Airlie goto out; 1887f453ba04SDave Airlie } 1888f453ba04SDave Airlie 1889f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 1890f453ba04SDave Airlie u32 out_id; 1891f453ba04SDave Airlie 1892f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 1893f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 1894f453ba04SDave Airlie ret = -EINVAL; 1895f453ba04SDave Airlie goto out; 1896f453ba04SDave Airlie } 1897f453ba04SDave Airlie 1898f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 1899f453ba04SDave Airlie sizeof(struct drm_connector *), 1900f453ba04SDave Airlie GFP_KERNEL); 1901f453ba04SDave Airlie if (!connector_set) { 1902f453ba04SDave Airlie ret = -ENOMEM; 1903f453ba04SDave Airlie goto out; 1904f453ba04SDave Airlie } 1905f453ba04SDave Airlie 1906f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 190781f6c7f8SVille Syrjälä set_connectors_ptr = (uint32_t __user *)(unsigned long)crtc_req->set_connectors_ptr; 1908f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 1909f453ba04SDave Airlie ret = -EFAULT; 1910f453ba04SDave Airlie goto out; 1911f453ba04SDave Airlie } 1912f453ba04SDave Airlie 1913f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 1914f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1915f453ba04SDave Airlie if (!obj) { 191658367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 191758367ed6SZhao Yakui out_id); 1918f453ba04SDave Airlie ret = -EINVAL; 1919f453ba04SDave Airlie goto out; 1920f453ba04SDave Airlie } 1921f453ba04SDave Airlie connector = obj_to_connector(obj); 19229440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 19239440106bSJerome Glisse connector->base.id, 19249440106bSJerome Glisse drm_get_connector_name(connector)); 1925f453ba04SDave Airlie 1926f453ba04SDave Airlie connector_set[i] = connector; 1927f453ba04SDave Airlie } 1928f453ba04SDave Airlie } 1929f453ba04SDave Airlie 1930f453ba04SDave Airlie set.crtc = crtc; 1931f453ba04SDave Airlie set.x = crtc_req->x; 1932f453ba04SDave Airlie set.y = crtc_req->y; 1933f453ba04SDave Airlie set.mode = mode; 1934f453ba04SDave Airlie set.connectors = connector_set; 1935f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 1936f453ba04SDave Airlie set.fb = fb; 1937f453ba04SDave Airlie ret = crtc->funcs->set_config(&set); 1938f453ba04SDave Airlie 1939f453ba04SDave Airlie out: 1940f453ba04SDave Airlie kfree(connector_set); 1941f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1942f453ba04SDave Airlie return ret; 1943f453ba04SDave Airlie } 1944f453ba04SDave Airlie 1945f453ba04SDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 1946f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1947f453ba04SDave Airlie { 1948f453ba04SDave Airlie struct drm_mode_cursor *req = data; 1949f453ba04SDave Airlie struct drm_mode_object *obj; 1950f453ba04SDave Airlie struct drm_crtc *crtc; 1951f453ba04SDave Airlie int ret = 0; 1952f453ba04SDave Airlie 1953fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1954fb3b06c8SDave Airlie return -EINVAL; 1955fb3b06c8SDave Airlie 1956acb4b992SJesse Barnes if (!req->flags) 1957f453ba04SDave Airlie return -EINVAL; 1958f453ba04SDave Airlie 1959f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1960e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 1961f453ba04SDave Airlie if (!obj) { 196258367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 1963f453ba04SDave Airlie ret = -EINVAL; 1964f453ba04SDave Airlie goto out; 1965f453ba04SDave Airlie } 1966f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1967f453ba04SDave Airlie 1968f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 1969f453ba04SDave Airlie if (!crtc->funcs->cursor_set) { 1970f453ba04SDave Airlie ret = -ENXIO; 1971f453ba04SDave Airlie goto out; 1972f453ba04SDave Airlie } 1973f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 1974f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 1975f453ba04SDave Airlie req->width, req->height); 1976f453ba04SDave Airlie } 1977f453ba04SDave Airlie 1978f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 1979f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 1980f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 1981f453ba04SDave Airlie } else { 1982f453ba04SDave Airlie ret = -EFAULT; 1983f453ba04SDave Airlie goto out; 1984f453ba04SDave Airlie } 1985f453ba04SDave Airlie } 1986f453ba04SDave Airlie out: 1987f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1988f453ba04SDave Airlie return ret; 1989f453ba04SDave Airlie } 1990f453ba04SDave Airlie 1991308e5bcbSJesse Barnes /* Original addfb only supported RGB formats, so figure out which one */ 1992308e5bcbSJesse Barnes uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 1993308e5bcbSJesse Barnes { 1994308e5bcbSJesse Barnes uint32_t fmt; 1995308e5bcbSJesse Barnes 1996308e5bcbSJesse Barnes switch (bpp) { 1997308e5bcbSJesse Barnes case 8: 199804b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB332; 1999308e5bcbSJesse Barnes break; 2000308e5bcbSJesse Barnes case 16: 2001308e5bcbSJesse Barnes if (depth == 15) 200204b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB1555; 2003308e5bcbSJesse Barnes else 200404b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB565; 2005308e5bcbSJesse Barnes break; 2006308e5bcbSJesse Barnes case 24: 200704b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB888; 2008308e5bcbSJesse Barnes break; 2009308e5bcbSJesse Barnes case 32: 2010308e5bcbSJesse Barnes if (depth == 24) 201104b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 2012308e5bcbSJesse Barnes else if (depth == 30) 201304b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB2101010; 2014308e5bcbSJesse Barnes else 201504b3924dSVille Syrjälä fmt = DRM_FORMAT_ARGB8888; 2016308e5bcbSJesse Barnes break; 2017308e5bcbSJesse Barnes default: 201804b3924dSVille Syrjälä DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 201904b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 2020308e5bcbSJesse Barnes break; 2021308e5bcbSJesse Barnes } 2022308e5bcbSJesse Barnes 2023308e5bcbSJesse Barnes return fmt; 2024308e5bcbSJesse Barnes } 2025308e5bcbSJesse Barnes EXPORT_SYMBOL(drm_mode_legacy_fb_format); 2026308e5bcbSJesse Barnes 2027f453ba04SDave Airlie /** 2028f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 2029f453ba04SDave Airlie * @inode: inode from the ioctl 2030f453ba04SDave Airlie * @filp: file * from the ioctl 2031f453ba04SDave Airlie * @cmd: cmd from ioctl 2032f453ba04SDave Airlie * @arg: arg from ioctl 2033f453ba04SDave Airlie * 2034f453ba04SDave Airlie * LOCKING: 2035f453ba04SDave Airlie * Takes mode config lock. 2036f453ba04SDave Airlie * 2037f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 2038f453ba04SDave Airlie * 2039f453ba04SDave Airlie * Called by the user via ioctl. 2040f453ba04SDave Airlie * 2041f453ba04SDave Airlie * RETURNS: 2042f453ba04SDave Airlie * Zero on success, errno on failure. 2043f453ba04SDave Airlie */ 2044f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 2045f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2046f453ba04SDave Airlie { 2047308e5bcbSJesse Barnes struct drm_mode_fb_cmd *or = data; 2048308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 r = {}; 2049308e5bcbSJesse Barnes struct drm_mode_config *config = &dev->mode_config; 2050308e5bcbSJesse Barnes struct drm_framebuffer *fb; 2051308e5bcbSJesse Barnes int ret = 0; 2052308e5bcbSJesse Barnes 2053308e5bcbSJesse Barnes /* Use new struct with format internally */ 2054308e5bcbSJesse Barnes r.fb_id = or->fb_id; 2055308e5bcbSJesse Barnes r.width = or->width; 2056308e5bcbSJesse Barnes r.height = or->height; 2057308e5bcbSJesse Barnes r.pitches[0] = or->pitch; 2058308e5bcbSJesse Barnes r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 2059308e5bcbSJesse Barnes r.handles[0] = or->handle; 2060308e5bcbSJesse Barnes 2061308e5bcbSJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2062308e5bcbSJesse Barnes return -EINVAL; 2063308e5bcbSJesse Barnes 2064acb4b992SJesse Barnes if ((config->min_width > r.width) || (r.width > config->max_width)) 2065308e5bcbSJesse Barnes return -EINVAL; 2066acb4b992SJesse Barnes 2067acb4b992SJesse Barnes if ((config->min_height > r.height) || (r.height > config->max_height)) 2068308e5bcbSJesse Barnes return -EINVAL; 2069308e5bcbSJesse Barnes 2070308e5bcbSJesse Barnes mutex_lock(&dev->mode_config.mutex); 2071308e5bcbSJesse Barnes 2072308e5bcbSJesse Barnes /* TODO check buffer is sufficiently large */ 2073308e5bcbSJesse Barnes /* TODO setup destructor callback */ 2074308e5bcbSJesse Barnes 2075308e5bcbSJesse Barnes fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); 2076308e5bcbSJesse Barnes if (IS_ERR(fb)) { 2077308e5bcbSJesse Barnes DRM_ERROR("could not create framebuffer\n"); 2078308e5bcbSJesse Barnes ret = PTR_ERR(fb); 2079308e5bcbSJesse Barnes goto out; 2080308e5bcbSJesse Barnes } 2081308e5bcbSJesse Barnes 2082308e5bcbSJesse Barnes or->fb_id = fb->base.id; 2083308e5bcbSJesse Barnes list_add(&fb->filp_head, &file_priv->fbs); 2084308e5bcbSJesse Barnes DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2085308e5bcbSJesse Barnes 2086308e5bcbSJesse Barnes out: 2087308e5bcbSJesse Barnes mutex_unlock(&dev->mode_config.mutex); 2088308e5bcbSJesse Barnes return ret; 2089308e5bcbSJesse Barnes } 2090308e5bcbSJesse Barnes 2091935b5977SVille Syrjälä static int format_check(struct drm_mode_fb_cmd2 *r) 2092935b5977SVille Syrjälä { 2093935b5977SVille Syrjälä uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; 2094935b5977SVille Syrjälä 2095935b5977SVille Syrjälä switch (format) { 2096935b5977SVille Syrjälä case DRM_FORMAT_C8: 2097935b5977SVille Syrjälä case DRM_FORMAT_RGB332: 2098935b5977SVille Syrjälä case DRM_FORMAT_BGR233: 2099935b5977SVille Syrjälä case DRM_FORMAT_XRGB4444: 2100935b5977SVille Syrjälä case DRM_FORMAT_XBGR4444: 2101935b5977SVille Syrjälä case DRM_FORMAT_RGBX4444: 2102935b5977SVille Syrjälä case DRM_FORMAT_BGRX4444: 2103935b5977SVille Syrjälä case DRM_FORMAT_ARGB4444: 2104935b5977SVille Syrjälä case DRM_FORMAT_ABGR4444: 2105935b5977SVille Syrjälä case DRM_FORMAT_RGBA4444: 2106935b5977SVille Syrjälä case DRM_FORMAT_BGRA4444: 2107935b5977SVille Syrjälä case DRM_FORMAT_XRGB1555: 2108935b5977SVille Syrjälä case DRM_FORMAT_XBGR1555: 2109935b5977SVille Syrjälä case DRM_FORMAT_RGBX5551: 2110935b5977SVille Syrjälä case DRM_FORMAT_BGRX5551: 2111935b5977SVille Syrjälä case DRM_FORMAT_ARGB1555: 2112935b5977SVille Syrjälä case DRM_FORMAT_ABGR1555: 2113935b5977SVille Syrjälä case DRM_FORMAT_RGBA5551: 2114935b5977SVille Syrjälä case DRM_FORMAT_BGRA5551: 2115935b5977SVille Syrjälä case DRM_FORMAT_RGB565: 2116935b5977SVille Syrjälä case DRM_FORMAT_BGR565: 2117935b5977SVille Syrjälä case DRM_FORMAT_RGB888: 2118935b5977SVille Syrjälä case DRM_FORMAT_BGR888: 2119935b5977SVille Syrjälä case DRM_FORMAT_XRGB8888: 2120935b5977SVille Syrjälä case DRM_FORMAT_XBGR8888: 2121935b5977SVille Syrjälä case DRM_FORMAT_RGBX8888: 2122935b5977SVille Syrjälä case DRM_FORMAT_BGRX8888: 2123935b5977SVille Syrjälä case DRM_FORMAT_ARGB8888: 2124935b5977SVille Syrjälä case DRM_FORMAT_ABGR8888: 2125935b5977SVille Syrjälä case DRM_FORMAT_RGBA8888: 2126935b5977SVille Syrjälä case DRM_FORMAT_BGRA8888: 2127935b5977SVille Syrjälä case DRM_FORMAT_XRGB2101010: 2128935b5977SVille Syrjälä case DRM_FORMAT_XBGR2101010: 2129935b5977SVille Syrjälä case DRM_FORMAT_RGBX1010102: 2130935b5977SVille Syrjälä case DRM_FORMAT_BGRX1010102: 2131935b5977SVille Syrjälä case DRM_FORMAT_ARGB2101010: 2132935b5977SVille Syrjälä case DRM_FORMAT_ABGR2101010: 2133935b5977SVille Syrjälä case DRM_FORMAT_RGBA1010102: 2134935b5977SVille Syrjälä case DRM_FORMAT_BGRA1010102: 2135935b5977SVille Syrjälä case DRM_FORMAT_YUYV: 2136935b5977SVille Syrjälä case DRM_FORMAT_YVYU: 2137935b5977SVille Syrjälä case DRM_FORMAT_UYVY: 2138935b5977SVille Syrjälä case DRM_FORMAT_VYUY: 2139935b5977SVille Syrjälä case DRM_FORMAT_AYUV: 2140935b5977SVille Syrjälä case DRM_FORMAT_NV12: 2141935b5977SVille Syrjälä case DRM_FORMAT_NV21: 2142935b5977SVille Syrjälä case DRM_FORMAT_NV16: 2143935b5977SVille Syrjälä case DRM_FORMAT_NV61: 2144935b5977SVille Syrjälä case DRM_FORMAT_YUV410: 2145935b5977SVille Syrjälä case DRM_FORMAT_YVU410: 2146935b5977SVille Syrjälä case DRM_FORMAT_YUV411: 2147935b5977SVille Syrjälä case DRM_FORMAT_YVU411: 2148935b5977SVille Syrjälä case DRM_FORMAT_YUV420: 2149935b5977SVille Syrjälä case DRM_FORMAT_YVU420: 2150935b5977SVille Syrjälä case DRM_FORMAT_YUV422: 2151935b5977SVille Syrjälä case DRM_FORMAT_YVU422: 2152935b5977SVille Syrjälä case DRM_FORMAT_YUV444: 2153935b5977SVille Syrjälä case DRM_FORMAT_YVU444: 2154935b5977SVille Syrjälä return 0; 2155935b5977SVille Syrjälä default: 2156935b5977SVille Syrjälä return -EINVAL; 2157935b5977SVille Syrjälä } 2158935b5977SVille Syrjälä } 2159935b5977SVille Syrjälä 2160308e5bcbSJesse Barnes /** 2161308e5bcbSJesse Barnes * drm_mode_addfb2 - add an FB to the graphics configuration 2162308e5bcbSJesse Barnes * @inode: inode from the ioctl 2163308e5bcbSJesse Barnes * @filp: file * from the ioctl 2164308e5bcbSJesse Barnes * @cmd: cmd from ioctl 2165308e5bcbSJesse Barnes * @arg: arg from ioctl 2166308e5bcbSJesse Barnes * 2167308e5bcbSJesse Barnes * LOCKING: 2168308e5bcbSJesse Barnes * Takes mode config lock. 2169308e5bcbSJesse Barnes * 2170308e5bcbSJesse Barnes * Add a new FB to the specified CRTC, given a user request with format. 2171308e5bcbSJesse Barnes * 2172308e5bcbSJesse Barnes * Called by the user via ioctl. 2173308e5bcbSJesse Barnes * 2174308e5bcbSJesse Barnes * RETURNS: 2175308e5bcbSJesse Barnes * Zero on success, errno on failure. 2176308e5bcbSJesse Barnes */ 2177308e5bcbSJesse Barnes int drm_mode_addfb2(struct drm_device *dev, 2178308e5bcbSJesse Barnes void *data, struct drm_file *file_priv) 2179308e5bcbSJesse Barnes { 2180308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 *r = data; 2181f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2182f453ba04SDave Airlie struct drm_framebuffer *fb; 2183f453ba04SDave Airlie int ret = 0; 2184f453ba04SDave Airlie 2185fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2186fb3b06c8SDave Airlie return -EINVAL; 2187fb3b06c8SDave Airlie 2188f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 21898cf5c917SJesse Barnes DRM_ERROR("bad framebuffer width %d, should be >= %d && <= %d\n", 21908cf5c917SJesse Barnes r->width, config->min_width, config->max_width); 2191f453ba04SDave Airlie return -EINVAL; 2192f453ba04SDave Airlie } 2193f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 21948cf5c917SJesse Barnes DRM_ERROR("bad framebuffer height %d, should be >= %d && <= %d\n", 21958cf5c917SJesse Barnes r->height, config->min_height, config->max_height); 2196f453ba04SDave Airlie return -EINVAL; 2197f453ba04SDave Airlie } 2198f453ba04SDave Airlie 2199935b5977SVille Syrjälä ret = format_check(r); 2200935b5977SVille Syrjälä if (ret) { 2201935b5977SVille Syrjälä DRM_ERROR("bad framebuffer format 0x%08x\n", r->pixel_format); 2202935b5977SVille Syrjälä return ret; 2203935b5977SVille Syrjälä } 2204935b5977SVille Syrjälä 2205f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2206f453ba04SDave Airlie 2207f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 2208cce13ff7SChris Wilson if (IS_ERR(fb)) { 2209f453ba04SDave Airlie DRM_ERROR("could not create framebuffer\n"); 2210cce13ff7SChris Wilson ret = PTR_ERR(fb); 2211f453ba04SDave Airlie goto out; 2212f453ba04SDave Airlie } 2213f453ba04SDave Airlie 2214e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 2215f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 22169440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2217f453ba04SDave Airlie 2218f453ba04SDave Airlie out: 2219f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2220f453ba04SDave Airlie return ret; 2221f453ba04SDave Airlie } 2222f453ba04SDave Airlie 2223f453ba04SDave Airlie /** 2224f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 2225f453ba04SDave Airlie * @inode: inode from the ioctl 2226f453ba04SDave Airlie * @filp: file * from the ioctl 2227f453ba04SDave Airlie * @cmd: cmd from ioctl 2228f453ba04SDave Airlie * @arg: arg from ioctl 2229f453ba04SDave Airlie * 2230f453ba04SDave Airlie * LOCKING: 2231f453ba04SDave Airlie * Takes mode config lock. 2232f453ba04SDave Airlie * 2233f453ba04SDave Airlie * Remove the FB specified by the user. 2234f453ba04SDave Airlie * 2235f453ba04SDave Airlie * Called by the user via ioctl. 2236f453ba04SDave Airlie * 2237f453ba04SDave Airlie * RETURNS: 2238f453ba04SDave Airlie * Zero on success, errno on failure. 2239f453ba04SDave Airlie */ 2240f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 2241f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2242f453ba04SDave Airlie { 2243f453ba04SDave Airlie struct drm_mode_object *obj; 2244f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2245f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 2246f453ba04SDave Airlie uint32_t *id = data; 2247f453ba04SDave Airlie int ret = 0; 2248f453ba04SDave Airlie int found = 0; 2249f453ba04SDave Airlie 2250fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2251fb3b06c8SDave Airlie return -EINVAL; 2252fb3b06c8SDave Airlie 2253f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2254f453ba04SDave Airlie obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); 225525985edcSLucas De Marchi /* TODO check that we really get a framebuffer back. */ 2256f453ba04SDave Airlie if (!obj) { 2257f453ba04SDave Airlie ret = -EINVAL; 2258f453ba04SDave Airlie goto out; 2259f453ba04SDave Airlie } 2260f453ba04SDave Airlie fb = obj_to_fb(obj); 2261f453ba04SDave Airlie 2262f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2263f453ba04SDave Airlie if (fb == fbl) 2264f453ba04SDave Airlie found = 1; 2265f453ba04SDave Airlie 2266f453ba04SDave Airlie if (!found) { 2267f453ba04SDave Airlie ret = -EINVAL; 2268f453ba04SDave Airlie goto out; 2269f453ba04SDave Airlie } 2270f453ba04SDave Airlie 2271f453ba04SDave Airlie /* TODO release all crtc connected to the framebuffer */ 2272f453ba04SDave Airlie /* TODO unhock the destructor from the buffer object */ 2273f453ba04SDave Airlie 2274f453ba04SDave Airlie list_del(&fb->filp_head); 2275f453ba04SDave Airlie fb->funcs->destroy(fb); 2276f453ba04SDave Airlie 2277f453ba04SDave Airlie out: 2278f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2279f453ba04SDave Airlie return ret; 2280f453ba04SDave Airlie } 2281f453ba04SDave Airlie 2282f453ba04SDave Airlie /** 2283f453ba04SDave Airlie * drm_mode_getfb - get FB info 2284f453ba04SDave Airlie * @inode: inode from the ioctl 2285f453ba04SDave Airlie * @filp: file * from the ioctl 2286f453ba04SDave Airlie * @cmd: cmd from ioctl 2287f453ba04SDave Airlie * @arg: arg from ioctl 2288f453ba04SDave Airlie * 2289f453ba04SDave Airlie * LOCKING: 2290b20f3867SSascha Hauer * Takes mode config lock. 2291f453ba04SDave Airlie * 2292f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 2293f453ba04SDave Airlie * 2294f453ba04SDave Airlie * Called by the user via ioctl. 2295f453ba04SDave Airlie * 2296f453ba04SDave Airlie * RETURNS: 2297f453ba04SDave Airlie * Zero on success, errno on failure. 2298f453ba04SDave Airlie */ 2299f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 2300f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2301f453ba04SDave Airlie { 2302f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 2303f453ba04SDave Airlie struct drm_mode_object *obj; 2304f453ba04SDave Airlie struct drm_framebuffer *fb; 2305f453ba04SDave Airlie int ret = 0; 2306f453ba04SDave Airlie 2307fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2308fb3b06c8SDave Airlie return -EINVAL; 2309fb3b06c8SDave Airlie 2310f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2311e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2312f453ba04SDave Airlie if (!obj) { 2313f453ba04SDave Airlie ret = -EINVAL; 2314f453ba04SDave Airlie goto out; 2315f453ba04SDave Airlie } 2316f453ba04SDave Airlie fb = obj_to_fb(obj); 2317f453ba04SDave Airlie 2318f453ba04SDave Airlie r->height = fb->height; 2319f453ba04SDave Airlie r->width = fb->width; 2320f453ba04SDave Airlie r->depth = fb->depth; 2321f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 232201f2c773SVille Syrjälä r->pitch = fb->pitches[0]; 2323f453ba04SDave Airlie fb->funcs->create_handle(fb, file_priv, &r->handle); 2324f453ba04SDave Airlie 2325f453ba04SDave Airlie out: 2326f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2327f453ba04SDave Airlie return ret; 2328f453ba04SDave Airlie } 2329f453ba04SDave Airlie 2330884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2331884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 2332884840aaSJakob Bornecrantz { 2333884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 2334884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 2335884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 2336884840aaSJakob Bornecrantz struct drm_mode_object *obj; 2337884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 2338884840aaSJakob Bornecrantz unsigned flags; 2339884840aaSJakob Bornecrantz int num_clips; 2340884840aaSJakob Bornecrantz int ret = 0; 2341884840aaSJakob Bornecrantz 2342fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2343fb3b06c8SDave Airlie return -EINVAL; 2344fb3b06c8SDave Airlie 2345884840aaSJakob Bornecrantz mutex_lock(&dev->mode_config.mutex); 2346884840aaSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2347884840aaSJakob Bornecrantz if (!obj) { 2348884840aaSJakob Bornecrantz ret = -EINVAL; 2349884840aaSJakob Bornecrantz goto out_err1; 2350884840aaSJakob Bornecrantz } 2351884840aaSJakob Bornecrantz fb = obj_to_fb(obj); 2352884840aaSJakob Bornecrantz 2353884840aaSJakob Bornecrantz num_clips = r->num_clips; 235481f6c7f8SVille Syrjälä clips_ptr = (struct drm_clip_rect __user *)(unsigned long)r->clips_ptr; 2355884840aaSJakob Bornecrantz 2356884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 2357884840aaSJakob Bornecrantz ret = -EINVAL; 2358884840aaSJakob Bornecrantz goto out_err1; 2359884840aaSJakob Bornecrantz } 2360884840aaSJakob Bornecrantz 2361884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2362884840aaSJakob Bornecrantz 2363884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 2364884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2365884840aaSJakob Bornecrantz ret = -EINVAL; 2366884840aaSJakob Bornecrantz goto out_err1; 2367884840aaSJakob Bornecrantz } 2368884840aaSJakob Bornecrantz 2369884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 2370a5cd3351SXi Wang if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { 2371a5cd3351SXi Wang ret = -EINVAL; 2372a5cd3351SXi Wang goto out_err1; 2373a5cd3351SXi Wang } 2374884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 2375884840aaSJakob Bornecrantz if (!clips) { 2376884840aaSJakob Bornecrantz ret = -ENOMEM; 2377884840aaSJakob Bornecrantz goto out_err1; 2378884840aaSJakob Bornecrantz } 2379884840aaSJakob Bornecrantz 2380884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 2381884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 2382e902a358SDan Carpenter if (ret) { 2383e902a358SDan Carpenter ret = -EFAULT; 2384884840aaSJakob Bornecrantz goto out_err2; 2385884840aaSJakob Bornecrantz } 2386e902a358SDan Carpenter } 2387884840aaSJakob Bornecrantz 2388884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 238902b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 239002b00162SThomas Hellstrom clips, num_clips); 2391884840aaSJakob Bornecrantz } else { 2392884840aaSJakob Bornecrantz ret = -ENOSYS; 2393884840aaSJakob Bornecrantz goto out_err2; 2394884840aaSJakob Bornecrantz } 2395884840aaSJakob Bornecrantz 2396884840aaSJakob Bornecrantz out_err2: 2397884840aaSJakob Bornecrantz kfree(clips); 2398884840aaSJakob Bornecrantz out_err1: 2399884840aaSJakob Bornecrantz mutex_unlock(&dev->mode_config.mutex); 2400884840aaSJakob Bornecrantz return ret; 2401884840aaSJakob Bornecrantz } 2402884840aaSJakob Bornecrantz 2403884840aaSJakob Bornecrantz 2404f453ba04SDave Airlie /** 2405f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 2406f453ba04SDave Airlie * @filp: file * from the ioctl 2407f453ba04SDave Airlie * 2408f453ba04SDave Airlie * LOCKING: 2409f453ba04SDave Airlie * Takes mode config lock. 2410f453ba04SDave Airlie * 2411f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 2412f453ba04SDave Airlie * 2413f453ba04SDave Airlie * Called by the user via ioctl. 2414f453ba04SDave Airlie * 2415f453ba04SDave Airlie * RETURNS: 2416f453ba04SDave Airlie * Zero on success, errno on failure. 2417f453ba04SDave Airlie */ 2418ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 2419f453ba04SDave Airlie { 2420f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 2421f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 2422f453ba04SDave Airlie 2423f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2424f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 2425f453ba04SDave Airlie list_del(&fb->filp_head); 2426f453ba04SDave Airlie fb->funcs->destroy(fb); 2427f453ba04SDave Airlie } 2428f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2429f453ba04SDave Airlie } 2430f453ba04SDave Airlie 2431f453ba04SDave Airlie /** 2432f453ba04SDave Airlie * drm_mode_attachmode - add a mode to the user mode list 2433f453ba04SDave Airlie * @dev: DRM device 2434f453ba04SDave Airlie * @connector: connector to add the mode to 2435f453ba04SDave Airlie * @mode: mode to add 2436f453ba04SDave Airlie * 2437f453ba04SDave Airlie * Add @mode to @connector's user mode list. 2438f453ba04SDave Airlie */ 2439f453ba04SDave Airlie static int drm_mode_attachmode(struct drm_device *dev, 2440f453ba04SDave Airlie struct drm_connector *connector, 2441f453ba04SDave Airlie struct drm_display_mode *mode) 2442f453ba04SDave Airlie { 2443f453ba04SDave Airlie int ret = 0; 2444f453ba04SDave Airlie 2445f453ba04SDave Airlie list_add_tail(&mode->head, &connector->user_modes); 2446f453ba04SDave Airlie return ret; 2447f453ba04SDave Airlie } 2448f453ba04SDave Airlie 2449f453ba04SDave Airlie int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 2450f453ba04SDave Airlie struct drm_display_mode *mode) 2451f453ba04SDave Airlie { 2452f453ba04SDave Airlie struct drm_connector *connector; 2453f453ba04SDave Airlie int ret = 0; 2454f453ba04SDave Airlie struct drm_display_mode *dup_mode; 2455f453ba04SDave Airlie int need_dup = 0; 2456f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2457f453ba04SDave Airlie if (!connector->encoder) 2458f453ba04SDave Airlie break; 2459f453ba04SDave Airlie if (connector->encoder->crtc == crtc) { 2460f453ba04SDave Airlie if (need_dup) 2461f453ba04SDave Airlie dup_mode = drm_mode_duplicate(dev, mode); 2462f453ba04SDave Airlie else 2463f453ba04SDave Airlie dup_mode = mode; 2464f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, dup_mode); 2465f453ba04SDave Airlie if (ret) 2466f453ba04SDave Airlie return ret; 2467f453ba04SDave Airlie need_dup = 1; 2468f453ba04SDave Airlie } 2469f453ba04SDave Airlie } 2470f453ba04SDave Airlie return 0; 2471f453ba04SDave Airlie } 2472f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_attachmode_crtc); 2473f453ba04SDave Airlie 2474f453ba04SDave Airlie static int drm_mode_detachmode(struct drm_device *dev, 2475f453ba04SDave Airlie struct drm_connector *connector, 2476f453ba04SDave Airlie struct drm_display_mode *mode) 2477f453ba04SDave Airlie { 2478f453ba04SDave Airlie int found = 0; 2479f453ba04SDave Airlie int ret = 0; 2480f453ba04SDave Airlie struct drm_display_mode *match_mode, *t; 2481f453ba04SDave Airlie 2482f453ba04SDave Airlie list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 2483f453ba04SDave Airlie if (drm_mode_equal(match_mode, mode)) { 2484f453ba04SDave Airlie list_del(&match_mode->head); 2485f453ba04SDave Airlie drm_mode_destroy(dev, match_mode); 2486f453ba04SDave Airlie found = 1; 2487f453ba04SDave Airlie break; 2488f453ba04SDave Airlie } 2489f453ba04SDave Airlie } 2490f453ba04SDave Airlie 2491f453ba04SDave Airlie if (!found) 2492f453ba04SDave Airlie ret = -EINVAL; 2493f453ba04SDave Airlie 2494f453ba04SDave Airlie return ret; 2495f453ba04SDave Airlie } 2496f453ba04SDave Airlie 2497f453ba04SDave Airlie int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 2498f453ba04SDave Airlie { 2499f453ba04SDave Airlie struct drm_connector *connector; 2500f453ba04SDave Airlie 2501f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2502f453ba04SDave Airlie drm_mode_detachmode(dev, connector, mode); 2503f453ba04SDave Airlie } 2504f453ba04SDave Airlie return 0; 2505f453ba04SDave Airlie } 2506f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_detachmode_crtc); 2507f453ba04SDave Airlie 2508f453ba04SDave Airlie /** 2509f453ba04SDave Airlie * drm_fb_attachmode - Attach a user mode to an connector 2510f453ba04SDave Airlie * @inode: inode from the ioctl 2511f453ba04SDave Airlie * @filp: file * from the ioctl 2512f453ba04SDave Airlie * @cmd: cmd from ioctl 2513f453ba04SDave Airlie * @arg: arg from ioctl 2514f453ba04SDave Airlie * 2515f453ba04SDave Airlie * This attaches a user specified mode to an connector. 2516f453ba04SDave Airlie * Called by the user via ioctl. 2517f453ba04SDave Airlie * 2518f453ba04SDave Airlie * RETURNS: 2519f453ba04SDave Airlie * Zero on success, errno on failure. 2520f453ba04SDave Airlie */ 2521f453ba04SDave Airlie int drm_mode_attachmode_ioctl(struct drm_device *dev, 2522f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2523f453ba04SDave Airlie { 2524f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2525f453ba04SDave Airlie struct drm_connector *connector; 2526f453ba04SDave Airlie struct drm_display_mode *mode; 2527f453ba04SDave Airlie struct drm_mode_object *obj; 2528f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2529f453ba04SDave Airlie int ret = 0; 2530f453ba04SDave Airlie 2531fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2532fb3b06c8SDave Airlie return -EINVAL; 2533fb3b06c8SDave Airlie 2534f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2535f453ba04SDave Airlie 2536f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2537f453ba04SDave Airlie if (!obj) { 2538f453ba04SDave Airlie ret = -EINVAL; 2539f453ba04SDave Airlie goto out; 2540f453ba04SDave Airlie } 2541f453ba04SDave Airlie connector = obj_to_connector(obj); 2542f453ba04SDave Airlie 2543f453ba04SDave Airlie mode = drm_mode_create(dev); 2544f453ba04SDave Airlie if (!mode) { 2545f453ba04SDave Airlie ret = -ENOMEM; 2546f453ba04SDave Airlie goto out; 2547f453ba04SDave Airlie } 2548f453ba04SDave Airlie 2549f453ba04SDave Airlie drm_crtc_convert_umode(mode, umode); 2550f453ba04SDave Airlie 2551f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, mode); 2552f453ba04SDave Airlie out: 2553f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2554f453ba04SDave Airlie return ret; 2555f453ba04SDave Airlie } 2556f453ba04SDave Airlie 2557f453ba04SDave Airlie 2558f453ba04SDave Airlie /** 2559f453ba04SDave Airlie * drm_fb_detachmode - Detach a user specified mode from an connector 2560f453ba04SDave Airlie * @inode: inode from the ioctl 2561f453ba04SDave Airlie * @filp: file * from the ioctl 2562f453ba04SDave Airlie * @cmd: cmd from ioctl 2563f453ba04SDave Airlie * @arg: arg from ioctl 2564f453ba04SDave Airlie * 2565f453ba04SDave Airlie * Called by the user via ioctl. 2566f453ba04SDave Airlie * 2567f453ba04SDave Airlie * RETURNS: 2568f453ba04SDave Airlie * Zero on success, errno on failure. 2569f453ba04SDave Airlie */ 2570f453ba04SDave Airlie int drm_mode_detachmode_ioctl(struct drm_device *dev, 2571f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2572f453ba04SDave Airlie { 2573f453ba04SDave Airlie struct drm_mode_object *obj; 2574f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2575f453ba04SDave Airlie struct drm_connector *connector; 2576f453ba04SDave Airlie struct drm_display_mode mode; 2577f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2578f453ba04SDave Airlie int ret = 0; 2579f453ba04SDave Airlie 2580fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2581fb3b06c8SDave Airlie return -EINVAL; 2582fb3b06c8SDave Airlie 2583f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2584f453ba04SDave Airlie 2585f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2586f453ba04SDave Airlie if (!obj) { 2587f453ba04SDave Airlie ret = -EINVAL; 2588f453ba04SDave Airlie goto out; 2589f453ba04SDave Airlie } 2590f453ba04SDave Airlie connector = obj_to_connector(obj); 2591f453ba04SDave Airlie 2592f453ba04SDave Airlie drm_crtc_convert_umode(&mode, umode); 2593f453ba04SDave Airlie ret = drm_mode_detachmode(dev, connector, &mode); 2594f453ba04SDave Airlie out: 2595f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2596f453ba04SDave Airlie return ret; 2597f453ba04SDave Airlie } 2598f453ba04SDave Airlie 2599f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2600f453ba04SDave Airlie const char *name, int num_values) 2601f453ba04SDave Airlie { 2602f453ba04SDave Airlie struct drm_property *property = NULL; 2603f453ba04SDave Airlie 2604f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2605f453ba04SDave Airlie if (!property) 2606f453ba04SDave Airlie return NULL; 2607f453ba04SDave Airlie 2608f453ba04SDave Airlie if (num_values) { 2609f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2610f453ba04SDave Airlie if (!property->values) 2611f453ba04SDave Airlie goto fail; 2612f453ba04SDave Airlie } 2613f453ba04SDave Airlie 2614f453ba04SDave Airlie drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 2615f453ba04SDave Airlie property->flags = flags; 2616f453ba04SDave Airlie property->num_values = num_values; 2617f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2618f453ba04SDave Airlie 2619471dd2efSVinson Lee if (name) { 2620f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2621471dd2efSVinson Lee property->name[DRM_PROP_NAME_LEN-1] = '\0'; 2622471dd2efSVinson Lee } 2623f453ba04SDave Airlie 2624f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2625f453ba04SDave Airlie return property; 2626f453ba04SDave Airlie fail: 2627f453ba04SDave Airlie kfree(property); 2628f453ba04SDave Airlie return NULL; 2629f453ba04SDave Airlie } 2630f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2631f453ba04SDave Airlie 2632f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2633f453ba04SDave Airlie uint64_t value, const char *name) 2634f453ba04SDave Airlie { 2635f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2636f453ba04SDave Airlie 2637f453ba04SDave Airlie if (!(property->flags & DRM_MODE_PROP_ENUM)) 2638f453ba04SDave Airlie return -EINVAL; 2639f453ba04SDave Airlie 2640f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2641f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2642f453ba04SDave Airlie if (prop_enum->value == value) { 2643f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2644f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2645f453ba04SDave Airlie return 0; 2646f453ba04SDave Airlie } 2647f453ba04SDave Airlie } 2648f453ba04SDave Airlie } 2649f453ba04SDave Airlie 2650f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2651f453ba04SDave Airlie if (!prop_enum) 2652f453ba04SDave Airlie return -ENOMEM; 2653f453ba04SDave Airlie 2654f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2655f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2656f453ba04SDave Airlie prop_enum->value = value; 2657f453ba04SDave Airlie 2658f453ba04SDave Airlie property->values[index] = value; 2659f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2660f453ba04SDave Airlie return 0; 2661f453ba04SDave Airlie } 2662f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2663f453ba04SDave Airlie 2664f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2665f453ba04SDave Airlie { 2666f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2667f453ba04SDave Airlie 2668f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2669f453ba04SDave Airlie list_del(&prop_enum->head); 2670f453ba04SDave Airlie kfree(prop_enum); 2671f453ba04SDave Airlie } 2672f453ba04SDave Airlie 2673f453ba04SDave Airlie if (property->num_values) 2674f453ba04SDave Airlie kfree(property->values); 2675f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2676f453ba04SDave Airlie list_del(&property->head); 2677f453ba04SDave Airlie kfree(property); 2678f453ba04SDave Airlie } 2679f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2680f453ba04SDave Airlie 2681f453ba04SDave Airlie int drm_connector_attach_property(struct drm_connector *connector, 2682f453ba04SDave Airlie struct drm_property *property, uint64_t init_val) 2683f453ba04SDave Airlie { 2684f453ba04SDave Airlie int i; 2685f453ba04SDave Airlie 2686f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2687f453ba04SDave Airlie if (connector->property_ids[i] == 0) { 2688f453ba04SDave Airlie connector->property_ids[i] = property->base.id; 2689f453ba04SDave Airlie connector->property_values[i] = init_val; 2690f453ba04SDave Airlie break; 2691f453ba04SDave Airlie } 2692f453ba04SDave Airlie } 2693f453ba04SDave Airlie 2694f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2695f453ba04SDave Airlie return -EINVAL; 2696f453ba04SDave Airlie return 0; 2697f453ba04SDave Airlie } 2698f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_attach_property); 2699f453ba04SDave Airlie 2700f453ba04SDave Airlie int drm_connector_property_set_value(struct drm_connector *connector, 2701f453ba04SDave Airlie struct drm_property *property, uint64_t value) 2702f453ba04SDave Airlie { 2703f453ba04SDave Airlie int i; 2704f453ba04SDave Airlie 2705f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2706f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2707f453ba04SDave Airlie connector->property_values[i] = value; 2708f453ba04SDave Airlie break; 2709f453ba04SDave Airlie } 2710f453ba04SDave Airlie } 2711f453ba04SDave Airlie 2712f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2713f453ba04SDave Airlie return -EINVAL; 2714f453ba04SDave Airlie return 0; 2715f453ba04SDave Airlie } 2716f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_set_value); 2717f453ba04SDave Airlie 2718f453ba04SDave Airlie int drm_connector_property_get_value(struct drm_connector *connector, 2719f453ba04SDave Airlie struct drm_property *property, uint64_t *val) 2720f453ba04SDave Airlie { 2721f453ba04SDave Airlie int i; 2722f453ba04SDave Airlie 2723f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2724f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2725f453ba04SDave Airlie *val = connector->property_values[i]; 2726f453ba04SDave Airlie break; 2727f453ba04SDave Airlie } 2728f453ba04SDave Airlie } 2729f453ba04SDave Airlie 2730f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2731f453ba04SDave Airlie return -EINVAL; 2732f453ba04SDave Airlie return 0; 2733f453ba04SDave Airlie } 2734f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_get_value); 2735f453ba04SDave Airlie 2736f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 2737f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2738f453ba04SDave Airlie { 2739f453ba04SDave Airlie struct drm_mode_object *obj; 2740f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 2741f453ba04SDave Airlie struct drm_property *property; 2742f453ba04SDave Airlie int enum_count = 0; 2743f453ba04SDave Airlie int blob_count = 0; 2744f453ba04SDave Airlie int value_count = 0; 2745f453ba04SDave Airlie int ret = 0, i; 2746f453ba04SDave Airlie int copied; 2747f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2748f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 2749f453ba04SDave Airlie struct drm_property_blob *prop_blob; 275081f6c7f8SVille Syrjälä uint32_t __user *blob_id_ptr; 2751f453ba04SDave Airlie uint64_t __user *values_ptr; 2752f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 2753f453ba04SDave Airlie 2754fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2755fb3b06c8SDave Airlie return -EINVAL; 2756fb3b06c8SDave Airlie 2757f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2758f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2759f453ba04SDave Airlie if (!obj) { 2760f453ba04SDave Airlie ret = -EINVAL; 2761f453ba04SDave Airlie goto done; 2762f453ba04SDave Airlie } 2763f453ba04SDave Airlie property = obj_to_property(obj); 2764f453ba04SDave Airlie 2765f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2766f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 2767f453ba04SDave Airlie enum_count++; 2768f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 2769f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 2770f453ba04SDave Airlie blob_count++; 2771f453ba04SDave Airlie } 2772f453ba04SDave Airlie 2773f453ba04SDave Airlie value_count = property->num_values; 2774f453ba04SDave Airlie 2775f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 2776f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 2777f453ba04SDave Airlie out_resp->flags = property->flags; 2778f453ba04SDave Airlie 2779f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 278081f6c7f8SVille Syrjälä values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr; 2781f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 2782f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 2783f453ba04SDave Airlie ret = -EFAULT; 2784f453ba04SDave Airlie goto done; 2785f453ba04SDave Airlie } 2786f453ba04SDave Airlie } 2787f453ba04SDave Airlie } 2788f453ba04SDave Airlie out_resp->count_values = value_count; 2789f453ba04SDave Airlie 2790f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2791f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 2792f453ba04SDave Airlie copied = 0; 279381f6c7f8SVille Syrjälä enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr; 2794f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2795f453ba04SDave Airlie 2796f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 2797f453ba04SDave Airlie ret = -EFAULT; 2798f453ba04SDave Airlie goto done; 2799f453ba04SDave Airlie } 2800f453ba04SDave Airlie 2801f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 2802f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 2803f453ba04SDave Airlie ret = -EFAULT; 2804f453ba04SDave Airlie goto done; 2805f453ba04SDave Airlie } 2806f453ba04SDave Airlie copied++; 2807f453ba04SDave Airlie } 2808f453ba04SDave Airlie } 2809f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 2810f453ba04SDave Airlie } 2811f453ba04SDave Airlie 2812f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 2813f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 2814f453ba04SDave Airlie copied = 0; 281581f6c7f8SVille Syrjälä blob_id_ptr = (uint32_t __user *)(unsigned long)out_resp->enum_blob_ptr; 281681f6c7f8SVille Syrjälä blob_length_ptr = (uint32_t __user *)(unsigned long)out_resp->values_ptr; 2817f453ba04SDave Airlie 2818f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 2819f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 2820f453ba04SDave Airlie ret = -EFAULT; 2821f453ba04SDave Airlie goto done; 2822f453ba04SDave Airlie } 2823f453ba04SDave Airlie 2824f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 2825f453ba04SDave Airlie ret = -EFAULT; 2826f453ba04SDave Airlie goto done; 2827f453ba04SDave Airlie } 2828f453ba04SDave Airlie 2829f453ba04SDave Airlie copied++; 2830f453ba04SDave Airlie } 2831f453ba04SDave Airlie } 2832f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 2833f453ba04SDave Airlie } 2834f453ba04SDave Airlie done: 2835f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2836f453ba04SDave Airlie return ret; 2837f453ba04SDave Airlie } 2838f453ba04SDave Airlie 2839f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 2840f453ba04SDave Airlie void *data) 2841f453ba04SDave Airlie { 2842f453ba04SDave Airlie struct drm_property_blob *blob; 2843f453ba04SDave Airlie 2844f453ba04SDave Airlie if (!length || !data) 2845f453ba04SDave Airlie return NULL; 2846f453ba04SDave Airlie 2847f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 2848f453ba04SDave Airlie if (!blob) 2849f453ba04SDave Airlie return NULL; 2850f453ba04SDave Airlie 2851f453ba04SDave Airlie blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob)); 2852f453ba04SDave Airlie blob->length = length; 2853f453ba04SDave Airlie 2854f453ba04SDave Airlie memcpy(blob->data, data, length); 2855f453ba04SDave Airlie 2856f453ba04SDave Airlie drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 2857f453ba04SDave Airlie 2858f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 2859f453ba04SDave Airlie return blob; 2860f453ba04SDave Airlie } 2861f453ba04SDave Airlie 2862f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 2863f453ba04SDave Airlie struct drm_property_blob *blob) 2864f453ba04SDave Airlie { 2865f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 2866f453ba04SDave Airlie list_del(&blob->head); 2867f453ba04SDave Airlie kfree(blob); 2868f453ba04SDave Airlie } 2869f453ba04SDave Airlie 2870f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 2871f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2872f453ba04SDave Airlie { 2873f453ba04SDave Airlie struct drm_mode_object *obj; 2874f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 2875f453ba04SDave Airlie struct drm_property_blob *blob; 2876f453ba04SDave Airlie int ret = 0; 287781f6c7f8SVille Syrjälä void __user *blob_ptr; 2878f453ba04SDave Airlie 2879fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2880fb3b06c8SDave Airlie return -EINVAL; 2881fb3b06c8SDave Airlie 2882f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2883f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 2884f453ba04SDave Airlie if (!obj) { 2885f453ba04SDave Airlie ret = -EINVAL; 2886f453ba04SDave Airlie goto done; 2887f453ba04SDave Airlie } 2888f453ba04SDave Airlie blob = obj_to_blob(obj); 2889f453ba04SDave Airlie 2890f453ba04SDave Airlie if (out_resp->length == blob->length) { 289181f6c7f8SVille Syrjälä blob_ptr = (void __user *)(unsigned long)out_resp->data; 2892f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 2893f453ba04SDave Airlie ret = -EFAULT; 2894f453ba04SDave Airlie goto done; 2895f453ba04SDave Airlie } 2896f453ba04SDave Airlie } 2897f453ba04SDave Airlie out_resp->length = blob->length; 2898f453ba04SDave Airlie 2899f453ba04SDave Airlie done: 2900f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2901f453ba04SDave Airlie return ret; 2902f453ba04SDave Airlie } 2903f453ba04SDave Airlie 2904f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 2905f453ba04SDave Airlie struct edid *edid) 2906f453ba04SDave Airlie { 2907f453ba04SDave Airlie struct drm_device *dev = connector->dev; 29087466f4ccSAdam Jackson int ret = 0, size; 2909f453ba04SDave Airlie 2910f453ba04SDave Airlie if (connector->edid_blob_ptr) 2911f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 2912f453ba04SDave Airlie 2913f453ba04SDave Airlie /* Delete edid, when there is none. */ 2914f453ba04SDave Airlie if (!edid) { 2915f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 2916f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, dev->mode_config.edid_property, 0); 2917f453ba04SDave Airlie return ret; 2918f453ba04SDave Airlie } 2919f453ba04SDave Airlie 29207466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 29217466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 29227466f4ccSAdam Jackson size, edid); 2923f453ba04SDave Airlie 2924f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, 2925f453ba04SDave Airlie dev->mode_config.edid_property, 2926f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 2927f453ba04SDave Airlie 2928f453ba04SDave Airlie return ret; 2929f453ba04SDave Airlie } 2930f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 2931f453ba04SDave Airlie 2932f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 2933f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2934f453ba04SDave Airlie { 2935f453ba04SDave Airlie struct drm_mode_connector_set_property *out_resp = data; 2936f453ba04SDave Airlie struct drm_mode_object *obj; 2937f453ba04SDave Airlie struct drm_property *property; 2938f453ba04SDave Airlie struct drm_connector *connector; 2939f453ba04SDave Airlie int ret = -EINVAL; 2940f453ba04SDave Airlie int i; 2941f453ba04SDave Airlie 2942fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2943fb3b06c8SDave Airlie return -EINVAL; 2944fb3b06c8SDave Airlie 2945f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2946f453ba04SDave Airlie 2947f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2948f453ba04SDave Airlie if (!obj) { 2949f453ba04SDave Airlie goto out; 2950f453ba04SDave Airlie } 2951f453ba04SDave Airlie connector = obj_to_connector(obj); 2952f453ba04SDave Airlie 2953f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2954f453ba04SDave Airlie if (connector->property_ids[i] == out_resp->prop_id) 2955f453ba04SDave Airlie break; 2956f453ba04SDave Airlie } 2957f453ba04SDave Airlie 2958f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) { 2959f453ba04SDave Airlie goto out; 2960f453ba04SDave Airlie } 2961f453ba04SDave Airlie 2962f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2963f453ba04SDave Airlie if (!obj) { 2964f453ba04SDave Airlie goto out; 2965f453ba04SDave Airlie } 2966f453ba04SDave Airlie property = obj_to_property(obj); 2967f453ba04SDave Airlie 2968f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_IMMUTABLE) 2969f453ba04SDave Airlie goto out; 2970f453ba04SDave Airlie 2971f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_RANGE) { 2972f453ba04SDave Airlie if (out_resp->value < property->values[0]) 2973f453ba04SDave Airlie goto out; 2974f453ba04SDave Airlie 2975f453ba04SDave Airlie if (out_resp->value > property->values[1]) 2976f453ba04SDave Airlie goto out; 2977f453ba04SDave Airlie } else { 2978f453ba04SDave Airlie int found = 0; 2979f453ba04SDave Airlie for (i = 0; i < property->num_values; i++) { 2980f453ba04SDave Airlie if (property->values[i] == out_resp->value) { 2981f453ba04SDave Airlie found = 1; 2982f453ba04SDave Airlie break; 2983f453ba04SDave Airlie } 2984f453ba04SDave Airlie } 2985f453ba04SDave Airlie if (!found) { 2986f453ba04SDave Airlie goto out; 2987f453ba04SDave Airlie } 2988f453ba04SDave Airlie } 2989f453ba04SDave Airlie 2990c9fb15f6SKeith Packard /* Do DPMS ourselves */ 2991c9fb15f6SKeith Packard if (property == connector->dev->mode_config.dpms_property) { 2992c9fb15f6SKeith Packard if (connector->funcs->dpms) 2993c9fb15f6SKeith Packard (*connector->funcs->dpms)(connector, (int) out_resp->value); 2994c9fb15f6SKeith Packard ret = 0; 2995c9fb15f6SKeith Packard } else if (connector->funcs->set_property) 2996f453ba04SDave Airlie ret = connector->funcs->set_property(connector, property, out_resp->value); 2997f453ba04SDave Airlie 2998af901ca1SAndré Goddard Rosa /* store the property value if successful */ 2999f453ba04SDave Airlie if (!ret) 3000f453ba04SDave Airlie drm_connector_property_set_value(connector, property, out_resp->value); 3001f453ba04SDave Airlie out: 3002f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3003f453ba04SDave Airlie return ret; 3004f453ba04SDave Airlie } 3005f453ba04SDave Airlie 3006f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 3007f453ba04SDave Airlie struct drm_encoder *encoder) 3008f453ba04SDave Airlie { 3009f453ba04SDave Airlie int i; 3010f453ba04SDave Airlie 3011f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3012f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 3013f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 3014f453ba04SDave Airlie return 0; 3015f453ba04SDave Airlie } 3016f453ba04SDave Airlie } 3017f453ba04SDave Airlie return -ENOMEM; 3018f453ba04SDave Airlie } 3019f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 3020f453ba04SDave Airlie 3021f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 3022f453ba04SDave Airlie struct drm_encoder *encoder) 3023f453ba04SDave Airlie { 3024f453ba04SDave Airlie int i; 3025f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3026f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 3027f453ba04SDave Airlie connector->encoder_ids[i] = 0; 3028f453ba04SDave Airlie if (connector->encoder == encoder) 3029f453ba04SDave Airlie connector->encoder = NULL; 3030f453ba04SDave Airlie break; 3031f453ba04SDave Airlie } 3032f453ba04SDave Airlie } 3033f453ba04SDave Airlie } 3034f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 3035f453ba04SDave Airlie 30364cae5b84SSascha Hauer int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 3037f453ba04SDave Airlie int gamma_size) 3038f453ba04SDave Airlie { 3039f453ba04SDave Airlie crtc->gamma_size = gamma_size; 3040f453ba04SDave Airlie 3041f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 3042f453ba04SDave Airlie if (!crtc->gamma_store) { 3043f453ba04SDave Airlie crtc->gamma_size = 0; 30444cae5b84SSascha Hauer return -ENOMEM; 3045f453ba04SDave Airlie } 3046f453ba04SDave Airlie 30474cae5b84SSascha Hauer return 0; 3048f453ba04SDave Airlie } 3049f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 3050f453ba04SDave Airlie 3051f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 3052f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3053f453ba04SDave Airlie { 3054f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3055f453ba04SDave Airlie struct drm_mode_object *obj; 3056f453ba04SDave Airlie struct drm_crtc *crtc; 3057f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3058f453ba04SDave Airlie int size; 3059f453ba04SDave Airlie int ret = 0; 3060f453ba04SDave Airlie 3061fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3062fb3b06c8SDave Airlie return -EINVAL; 3063fb3b06c8SDave Airlie 3064f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3065f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3066f453ba04SDave Airlie if (!obj) { 3067f453ba04SDave Airlie ret = -EINVAL; 3068f453ba04SDave Airlie goto out; 3069f453ba04SDave Airlie } 3070f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3071f453ba04SDave Airlie 3072f453ba04SDave Airlie /* memcpy into gamma store */ 3073f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3074f453ba04SDave Airlie ret = -EINVAL; 3075f453ba04SDave Airlie goto out; 3076f453ba04SDave Airlie } 3077f453ba04SDave Airlie 3078f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3079f453ba04SDave Airlie r_base = crtc->gamma_store; 3080f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 3081f453ba04SDave Airlie ret = -EFAULT; 3082f453ba04SDave Airlie goto out; 3083f453ba04SDave Airlie } 3084f453ba04SDave Airlie 3085f453ba04SDave Airlie g_base = r_base + size; 3086f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 3087f453ba04SDave Airlie ret = -EFAULT; 3088f453ba04SDave Airlie goto out; 3089f453ba04SDave Airlie } 3090f453ba04SDave Airlie 3091f453ba04SDave Airlie b_base = g_base + size; 3092f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 3093f453ba04SDave Airlie ret = -EFAULT; 3094f453ba04SDave Airlie goto out; 3095f453ba04SDave Airlie } 3096f453ba04SDave Airlie 30977203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 3098f453ba04SDave Airlie 3099f453ba04SDave Airlie out: 3100f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3101f453ba04SDave Airlie return ret; 3102f453ba04SDave Airlie 3103f453ba04SDave Airlie } 3104f453ba04SDave Airlie 3105f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 3106f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3107f453ba04SDave Airlie { 3108f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3109f453ba04SDave Airlie struct drm_mode_object *obj; 3110f453ba04SDave Airlie struct drm_crtc *crtc; 3111f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3112f453ba04SDave Airlie int size; 3113f453ba04SDave Airlie int ret = 0; 3114f453ba04SDave Airlie 3115fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3116fb3b06c8SDave Airlie return -EINVAL; 3117fb3b06c8SDave Airlie 3118f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3119f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3120f453ba04SDave Airlie if (!obj) { 3121f453ba04SDave Airlie ret = -EINVAL; 3122f453ba04SDave Airlie goto out; 3123f453ba04SDave Airlie } 3124f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3125f453ba04SDave Airlie 3126f453ba04SDave Airlie /* memcpy into gamma store */ 3127f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3128f453ba04SDave Airlie ret = -EINVAL; 3129f453ba04SDave Airlie goto out; 3130f453ba04SDave Airlie } 3131f453ba04SDave Airlie 3132f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3133f453ba04SDave Airlie r_base = crtc->gamma_store; 3134f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 3135f453ba04SDave Airlie ret = -EFAULT; 3136f453ba04SDave Airlie goto out; 3137f453ba04SDave Airlie } 3138f453ba04SDave Airlie 3139f453ba04SDave Airlie g_base = r_base + size; 3140f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 3141f453ba04SDave Airlie ret = -EFAULT; 3142f453ba04SDave Airlie goto out; 3143f453ba04SDave Airlie } 3144f453ba04SDave Airlie 3145f453ba04SDave Airlie b_base = g_base + size; 3146f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 3147f453ba04SDave Airlie ret = -EFAULT; 3148f453ba04SDave Airlie goto out; 3149f453ba04SDave Airlie } 3150f453ba04SDave Airlie out: 3151f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3152f453ba04SDave Airlie return ret; 3153f453ba04SDave Airlie } 3154d91d8a3fSKristian Høgsberg 3155d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 3156d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 3157d91d8a3fSKristian Høgsberg { 3158d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 3159d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 3160d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 3161d91d8a3fSKristian Høgsberg struct drm_framebuffer *fb; 3162d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 3163d91d8a3fSKristian Høgsberg unsigned long flags; 3164d91d8a3fSKristian Høgsberg int ret = -EINVAL; 3165d91d8a3fSKristian Høgsberg 3166d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3167d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 3168d91d8a3fSKristian Høgsberg return -EINVAL; 3169d91d8a3fSKristian Høgsberg 3170d91d8a3fSKristian Høgsberg mutex_lock(&dev->mode_config.mutex); 3171d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3172d91d8a3fSKristian Høgsberg if (!obj) 3173d91d8a3fSKristian Høgsberg goto out; 3174d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 3175d91d8a3fSKristian Høgsberg 317690c1efddSChris Wilson if (crtc->fb == NULL) { 317790c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 317890c1efddSChris Wilson * due to a hotplug event, that userspace has not 317990c1efddSChris Wilson * yet discovered. 318090c1efddSChris Wilson */ 318190c1efddSChris Wilson ret = -EBUSY; 318290c1efddSChris Wilson goto out; 318390c1efddSChris Wilson } 318490c1efddSChris Wilson 3185d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 3186d91d8a3fSKristian Høgsberg goto out; 3187d91d8a3fSKristian Høgsberg 3188d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); 3189d91d8a3fSKristian Høgsberg if (!obj) 3190d91d8a3fSKristian Høgsberg goto out; 3191d91d8a3fSKristian Høgsberg fb = obj_to_fb(obj); 3192d91d8a3fSKristian Høgsberg 3193d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3194d91d8a3fSKristian Høgsberg ret = -ENOMEM; 3195d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3196d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 3197d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3198d91d8a3fSKristian Høgsberg goto out; 3199d91d8a3fSKristian Høgsberg } 3200d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 3201d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3202d91d8a3fSKristian Høgsberg 3203d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 3204d91d8a3fSKristian Høgsberg if (e == NULL) { 3205d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3206d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3207d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3208d91d8a3fSKristian Høgsberg goto out; 3209d91d8a3fSKristian Høgsberg } 3210d91d8a3fSKristian Høgsberg 32117bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3212d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 3213d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 3214d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 3215d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 3216d91d8a3fSKristian Høgsberg e->base.destroy = 3217d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 3218d91d8a3fSKristian Høgsberg } 3219d91d8a3fSKristian Høgsberg 3220d91d8a3fSKristian Høgsberg ret = crtc->funcs->page_flip(crtc, fb, e); 3221d91d8a3fSKristian Høgsberg if (ret) { 3222d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3223d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3224d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3225d91d8a3fSKristian Høgsberg kfree(e); 3226d91d8a3fSKristian Høgsberg } 3227d91d8a3fSKristian Høgsberg 3228d91d8a3fSKristian Høgsberg out: 3229d91d8a3fSKristian Høgsberg mutex_unlock(&dev->mode_config.mutex); 3230d91d8a3fSKristian Høgsberg return ret; 3231d91d8a3fSKristian Høgsberg } 3232eb033556SChris Wilson 3233eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 3234eb033556SChris Wilson { 3235eb033556SChris Wilson struct drm_crtc *crtc; 3236eb033556SChris Wilson struct drm_encoder *encoder; 3237eb033556SChris Wilson struct drm_connector *connector; 3238eb033556SChris Wilson 3239eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3240eb033556SChris Wilson if (crtc->funcs->reset) 3241eb033556SChris Wilson crtc->funcs->reset(crtc); 3242eb033556SChris Wilson 3243eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3244eb033556SChris Wilson if (encoder->funcs->reset) 3245eb033556SChris Wilson encoder->funcs->reset(encoder); 3246eb033556SChris Wilson 3247eb033556SChris Wilson list_for_each_entry(connector, &dev->mode_config.connector_list, head) 3248eb033556SChris Wilson if (connector->funcs->reset) 3249eb033556SChris Wilson connector->funcs->reset(connector); 3250eb033556SChris Wilson } 3251eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 3252ff72145bSDave Airlie 3253ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 3254ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3255ff72145bSDave Airlie { 3256ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 3257ff72145bSDave Airlie 3258ff72145bSDave Airlie if (!dev->driver->dumb_create) 3259ff72145bSDave Airlie return -ENOSYS; 3260ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 3261ff72145bSDave Airlie } 3262ff72145bSDave Airlie 3263ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3264ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3265ff72145bSDave Airlie { 3266ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 3267ff72145bSDave Airlie 3268ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 3269ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 3270ff72145bSDave Airlie return -ENOSYS; 3271ff72145bSDave Airlie 3272ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3273ff72145bSDave Airlie } 3274ff72145bSDave Airlie 3275ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3276ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3277ff72145bSDave Airlie { 3278ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 3279ff72145bSDave Airlie 3280ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 3281ff72145bSDave Airlie return -ENOSYS; 3282ff72145bSDave Airlie 3283ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3284ff72145bSDave Airlie } 3285248dbc23SDave Airlie 3286248dbc23SDave Airlie /* 3287248dbc23SDave Airlie * Just need to support RGB formats here for compat with code that doesn't 3288248dbc23SDave Airlie * use pixel formats directly yet. 3289248dbc23SDave Airlie */ 3290248dbc23SDave Airlie void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3291248dbc23SDave Airlie int *bpp) 3292248dbc23SDave Airlie { 3293248dbc23SDave Airlie switch (format) { 329404b3924dSVille Syrjälä case DRM_FORMAT_RGB332: 329504b3924dSVille Syrjälä case DRM_FORMAT_BGR233: 3296248dbc23SDave Airlie *depth = 8; 3297248dbc23SDave Airlie *bpp = 8; 3298248dbc23SDave Airlie break; 329904b3924dSVille Syrjälä case DRM_FORMAT_XRGB1555: 330004b3924dSVille Syrjälä case DRM_FORMAT_XBGR1555: 330104b3924dSVille Syrjälä case DRM_FORMAT_RGBX5551: 330204b3924dSVille Syrjälä case DRM_FORMAT_BGRX5551: 330304b3924dSVille Syrjälä case DRM_FORMAT_ARGB1555: 330404b3924dSVille Syrjälä case DRM_FORMAT_ABGR1555: 330504b3924dSVille Syrjälä case DRM_FORMAT_RGBA5551: 330604b3924dSVille Syrjälä case DRM_FORMAT_BGRA5551: 3307248dbc23SDave Airlie *depth = 15; 3308248dbc23SDave Airlie *bpp = 16; 3309248dbc23SDave Airlie break; 331004b3924dSVille Syrjälä case DRM_FORMAT_RGB565: 331104b3924dSVille Syrjälä case DRM_FORMAT_BGR565: 3312248dbc23SDave Airlie *depth = 16; 3313248dbc23SDave Airlie *bpp = 16; 3314248dbc23SDave Airlie break; 331504b3924dSVille Syrjälä case DRM_FORMAT_RGB888: 331604b3924dSVille Syrjälä case DRM_FORMAT_BGR888: 331704b3924dSVille Syrjälä *depth = 24; 331804b3924dSVille Syrjälä *bpp = 24; 331904b3924dSVille Syrjälä break; 332004b3924dSVille Syrjälä case DRM_FORMAT_XRGB8888: 332104b3924dSVille Syrjälä case DRM_FORMAT_XBGR8888: 332204b3924dSVille Syrjälä case DRM_FORMAT_RGBX8888: 332304b3924dSVille Syrjälä case DRM_FORMAT_BGRX8888: 3324248dbc23SDave Airlie *depth = 24; 3325248dbc23SDave Airlie *bpp = 32; 3326248dbc23SDave Airlie break; 332704b3924dSVille Syrjälä case DRM_FORMAT_XRGB2101010: 332804b3924dSVille Syrjälä case DRM_FORMAT_XBGR2101010: 332904b3924dSVille Syrjälä case DRM_FORMAT_RGBX1010102: 333004b3924dSVille Syrjälä case DRM_FORMAT_BGRX1010102: 333104b3924dSVille Syrjälä case DRM_FORMAT_ARGB2101010: 333204b3924dSVille Syrjälä case DRM_FORMAT_ABGR2101010: 333304b3924dSVille Syrjälä case DRM_FORMAT_RGBA1010102: 333404b3924dSVille Syrjälä case DRM_FORMAT_BGRA1010102: 3335248dbc23SDave Airlie *depth = 30; 3336248dbc23SDave Airlie *bpp = 32; 3337248dbc23SDave Airlie break; 333804b3924dSVille Syrjälä case DRM_FORMAT_ARGB8888: 333904b3924dSVille Syrjälä case DRM_FORMAT_ABGR8888: 334004b3924dSVille Syrjälä case DRM_FORMAT_RGBA8888: 334104b3924dSVille Syrjälä case DRM_FORMAT_BGRA8888: 3342248dbc23SDave Airlie *depth = 32; 3343248dbc23SDave Airlie *bpp = 32; 3344248dbc23SDave Airlie break; 3345248dbc23SDave Airlie default: 3346248dbc23SDave Airlie DRM_DEBUG_KMS("unsupported pixel format\n"); 3347248dbc23SDave Airlie *depth = 0; 3348248dbc23SDave Airlie *bpp = 0; 3349248dbc23SDave Airlie break; 3350248dbc23SDave Airlie } 3351248dbc23SDave Airlie } 3352248dbc23SDave Airlie EXPORT_SYMBOL(drm_fb_get_bpp_depth); 3353