1f453ba04SDave Airlie /* 2f453ba04SDave Airlie * Copyright (c) 2006-2008 Intel Corporation 3f453ba04SDave Airlie * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> 4f453ba04SDave Airlie * Copyright (c) 2008 Red Hat Inc. 5f453ba04SDave Airlie * 6f453ba04SDave Airlie * DRM core CRTC related functions 7f453ba04SDave Airlie * 8f453ba04SDave Airlie * Permission to use, copy, modify, distribute, and sell this software and its 9f453ba04SDave Airlie * documentation for any purpose is hereby granted without fee, provided that 10f453ba04SDave Airlie * the above copyright notice appear in all copies and that both that copyright 11f453ba04SDave Airlie * notice and this permission notice appear in supporting documentation, and 12f453ba04SDave Airlie * that the name of the copyright holders not be used in advertising or 13f453ba04SDave Airlie * publicity pertaining to distribution of the software without specific, 14f453ba04SDave Airlie * written prior permission. The copyright holders make no representations 15f453ba04SDave Airlie * about the suitability of this software for any purpose. It is provided "as 16f453ba04SDave Airlie * is" without express or implied warranty. 17f453ba04SDave Airlie * 18f453ba04SDave Airlie * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 19f453ba04SDave Airlie * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 20f453ba04SDave Airlie * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR 21f453ba04SDave Airlie * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, 22f453ba04SDave Airlie * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 23f453ba04SDave Airlie * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 24f453ba04SDave Airlie * OF THIS SOFTWARE. 25f453ba04SDave Airlie * 26f453ba04SDave Airlie * Authors: 27f453ba04SDave Airlie * Keith Packard 28f453ba04SDave Airlie * Eric Anholt <eric@anholt.net> 29f453ba04SDave Airlie * Dave Airlie <airlied@linux.ie> 30f453ba04SDave Airlie * Jesse Barnes <jesse.barnes@intel.com> 31f453ba04SDave Airlie */ 32f453ba04SDave Airlie #include <linux/list.h> 335a0e3ad6STejun Heo #include <linux/slab.h> 342d1a8a48SPaul Gortmaker #include <linux/export.h> 35f453ba04SDave Airlie #include "drm.h" 36f453ba04SDave Airlie #include "drmP.h" 37f453ba04SDave Airlie #include "drm_crtc.h" 387466f4ccSAdam Jackson #include "drm_edid.h" 39308e5bcbSJesse Barnes #include "drm_fourcc.h" 40f453ba04SDave Airlie 41f453ba04SDave Airlie /* Avoid boilerplate. I'm tired of typing. */ 42f453ba04SDave Airlie #define DRM_ENUM_NAME_FN(fnname, list) \ 43f453ba04SDave Airlie char *fnname(int val) \ 44f453ba04SDave Airlie { \ 45f453ba04SDave Airlie int i; \ 46f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(list); i++) { \ 47f453ba04SDave Airlie if (list[i].type == val) \ 48f453ba04SDave Airlie return list[i].name; \ 49f453ba04SDave Airlie } \ 50f453ba04SDave Airlie return "(unknown)"; \ 51f453ba04SDave Airlie } 52f453ba04SDave Airlie 53f453ba04SDave Airlie /* 54f453ba04SDave Airlie * Global properties 55f453ba04SDave Airlie */ 56f453ba04SDave Airlie static struct drm_prop_enum_list drm_dpms_enum_list[] = 57f453ba04SDave Airlie { { DRM_MODE_DPMS_ON, "On" }, 58f453ba04SDave Airlie { DRM_MODE_DPMS_STANDBY, "Standby" }, 59f453ba04SDave Airlie { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 60f453ba04SDave Airlie { DRM_MODE_DPMS_OFF, "Off" } 61f453ba04SDave Airlie }; 62f453ba04SDave Airlie 63f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 64f453ba04SDave Airlie 65f453ba04SDave Airlie /* 66f453ba04SDave Airlie * Optional properties 67f453ba04SDave Airlie */ 68f453ba04SDave Airlie static struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 69f453ba04SDave Airlie { 7053bd8389SJesse Barnes { DRM_MODE_SCALE_NONE, "None" }, 7153bd8389SJesse Barnes { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 7253bd8389SJesse Barnes { DRM_MODE_SCALE_CENTER, "Center" }, 7353bd8389SJesse Barnes { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 74f453ba04SDave Airlie }; 75f453ba04SDave Airlie 76f453ba04SDave Airlie static struct drm_prop_enum_list drm_dithering_mode_enum_list[] = 77f453ba04SDave Airlie { 78f453ba04SDave Airlie { DRM_MODE_DITHERING_OFF, "Off" }, 79f453ba04SDave Airlie { DRM_MODE_DITHERING_ON, "On" }, 8092897b5cSBen Skeggs { DRM_MODE_DITHERING_AUTO, "Automatic" }, 81f453ba04SDave Airlie }; 82f453ba04SDave Airlie 83f453ba04SDave Airlie /* 84f453ba04SDave Airlie * Non-global properties, but "required" for certain connectors. 85f453ba04SDave Airlie */ 86f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 87f453ba04SDave Airlie { 88f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 89f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 90f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 91f453ba04SDave Airlie }; 92f453ba04SDave Airlie 93f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 94f453ba04SDave Airlie 95f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 96f453ba04SDave Airlie { 97f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 98f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 99f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 100f453ba04SDave Airlie }; 101f453ba04SDave Airlie 102f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 103f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list) 104f453ba04SDave Airlie 105f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_select_enum_list[] = 106f453ba04SDave Airlie { 107f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 108f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 109f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 110f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 111aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 112f453ba04SDave Airlie }; 113f453ba04SDave Airlie 114f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 115f453ba04SDave Airlie 116f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 117f453ba04SDave Airlie { 118f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 119f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 120f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 121f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 122aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 123f453ba04SDave Airlie }; 124f453ba04SDave Airlie 125f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 126f453ba04SDave Airlie drm_tv_subconnector_enum_list) 127f453ba04SDave Airlie 128884840aaSJakob Bornecrantz static struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 129884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_OFF, "Off" }, 130884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ON, "On" }, 131884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 132884840aaSJakob Bornecrantz }; 133884840aaSJakob Bornecrantz 134884840aaSJakob Bornecrantz DRM_ENUM_NAME_FN(drm_get_dirty_info_name, 135884840aaSJakob Bornecrantz drm_dirty_info_enum_list) 136884840aaSJakob Bornecrantz 137f453ba04SDave Airlie struct drm_conn_prop_enum_list { 138f453ba04SDave Airlie int type; 139f453ba04SDave Airlie char *name; 140f453ba04SDave Airlie int count; 141f453ba04SDave Airlie }; 142f453ba04SDave Airlie 143f453ba04SDave Airlie /* 144f453ba04SDave Airlie * Connector and encoder types. 145f453ba04SDave Airlie */ 146f453ba04SDave Airlie static struct drm_conn_prop_enum_list drm_connector_enum_list[] = 147f453ba04SDave Airlie { { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, 148f453ba04SDave Airlie { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, 149f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, 150f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, 151f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, 152f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, 153f453ba04SDave Airlie { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, 154f453ba04SDave Airlie { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, 155f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Component, "Component", 0 }, 156e76116caSAlex Deucher { DRM_MODE_CONNECTOR_9PinDIN, "DIN", 0 }, 157e76116caSAlex Deucher { DRM_MODE_CONNECTOR_DisplayPort, "DP", 0 }, 158e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A", 0 }, 159e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 }, 16074bd3c26SFrancisco Jerez { DRM_MODE_CONNECTOR_TV, "TV", 0 }, 161e76116caSAlex Deucher { DRM_MODE_CONNECTOR_eDP, "eDP", 0 }, 162a7331e5cSThomas Hellstrom { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual", 0}, 163f453ba04SDave Airlie }; 164f453ba04SDave Airlie 165f453ba04SDave Airlie static struct drm_prop_enum_list drm_encoder_enum_list[] = 166f453ba04SDave Airlie { { DRM_MODE_ENCODER_NONE, "None" }, 167f453ba04SDave Airlie { DRM_MODE_ENCODER_DAC, "DAC" }, 168f453ba04SDave Airlie { DRM_MODE_ENCODER_TMDS, "TMDS" }, 169f453ba04SDave Airlie { DRM_MODE_ENCODER_LVDS, "LVDS" }, 170f453ba04SDave Airlie { DRM_MODE_ENCODER_TVDAC, "TV" }, 171a7331e5cSThomas Hellstrom { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 172f453ba04SDave Airlie }; 173f453ba04SDave Airlie 174f453ba04SDave Airlie char *drm_get_encoder_name(struct drm_encoder *encoder) 175f453ba04SDave Airlie { 176f453ba04SDave Airlie static char buf[32]; 177f453ba04SDave Airlie 178f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 179f453ba04SDave Airlie drm_encoder_enum_list[encoder->encoder_type].name, 180f453ba04SDave Airlie encoder->base.id); 181f453ba04SDave Airlie return buf; 182f453ba04SDave Airlie } 18313a8195bSDave Airlie EXPORT_SYMBOL(drm_get_encoder_name); 184f453ba04SDave Airlie 185f453ba04SDave Airlie char *drm_get_connector_name(struct drm_connector *connector) 186f453ba04SDave Airlie { 187f453ba04SDave Airlie static char buf[32]; 188f453ba04SDave Airlie 189f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 190f453ba04SDave Airlie drm_connector_enum_list[connector->connector_type].name, 191f453ba04SDave Airlie connector->connector_type_id); 192f453ba04SDave Airlie return buf; 193f453ba04SDave Airlie } 194f453ba04SDave Airlie EXPORT_SYMBOL(drm_get_connector_name); 195f453ba04SDave Airlie 196f453ba04SDave Airlie char *drm_get_connector_status_name(enum drm_connector_status status) 197f453ba04SDave Airlie { 198f453ba04SDave Airlie if (status == connector_status_connected) 199f453ba04SDave Airlie return "connected"; 200f453ba04SDave Airlie else if (status == connector_status_disconnected) 201f453ba04SDave Airlie return "disconnected"; 202f453ba04SDave Airlie else 203f453ba04SDave Airlie return "unknown"; 204f453ba04SDave Airlie } 205f453ba04SDave Airlie 206f453ba04SDave Airlie /** 207f453ba04SDave Airlie * drm_mode_object_get - allocate a new identifier 208f453ba04SDave Airlie * @dev: DRM device 209f453ba04SDave Airlie * @ptr: object pointer, used to generate unique ID 210f453ba04SDave Airlie * @type: object type 211f453ba04SDave Airlie * 212f453ba04SDave Airlie * LOCKING: 213f453ba04SDave Airlie * 214f453ba04SDave Airlie * Create a unique identifier based on @ptr in @dev's identifier space. Used 215f453ba04SDave Airlie * for tracking modes, CRTCs and connectors. 216f453ba04SDave Airlie * 217f453ba04SDave Airlie * RETURNS: 218f453ba04SDave Airlie * New unique (relative to other objects in @dev) integer identifier for the 219f453ba04SDave Airlie * object. 220f453ba04SDave Airlie */ 221f453ba04SDave Airlie static int drm_mode_object_get(struct drm_device *dev, 222f453ba04SDave Airlie struct drm_mode_object *obj, uint32_t obj_type) 223f453ba04SDave Airlie { 224f453ba04SDave Airlie int new_id = 0; 225f453ba04SDave Airlie int ret; 226f453ba04SDave Airlie 227f453ba04SDave Airlie again: 228f453ba04SDave Airlie if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) { 229f453ba04SDave Airlie DRM_ERROR("Ran out memory getting a mode number\n"); 230f453ba04SDave Airlie return -EINVAL; 231f453ba04SDave Airlie } 232f453ba04SDave Airlie 233ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 234f453ba04SDave Airlie ret = idr_get_new_above(&dev->mode_config.crtc_idr, obj, 1, &new_id); 235ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 236f453ba04SDave Airlie if (ret == -EAGAIN) 237f453ba04SDave Airlie goto again; 238f453ba04SDave Airlie 239f453ba04SDave Airlie obj->id = new_id; 240f453ba04SDave Airlie obj->type = obj_type; 241f453ba04SDave Airlie return 0; 242f453ba04SDave Airlie } 243f453ba04SDave Airlie 244f453ba04SDave Airlie /** 245f453ba04SDave Airlie * drm_mode_object_put - free an identifer 246f453ba04SDave Airlie * @dev: DRM device 247f453ba04SDave Airlie * @id: ID to free 248f453ba04SDave Airlie * 249f453ba04SDave Airlie * LOCKING: 250f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 251f453ba04SDave Airlie * 252f453ba04SDave Airlie * Free @id from @dev's unique identifier pool. 253f453ba04SDave Airlie */ 254f453ba04SDave Airlie static void drm_mode_object_put(struct drm_device *dev, 255f453ba04SDave Airlie struct drm_mode_object *object) 256f453ba04SDave Airlie { 257ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 258f453ba04SDave Airlie idr_remove(&dev->mode_config.crtc_idr, object->id); 259ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 260f453ba04SDave Airlie } 261f453ba04SDave Airlie 2627a9c9060SDaniel Vetter struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 2637a9c9060SDaniel Vetter uint32_t id, uint32_t type) 264f453ba04SDave Airlie { 265ad2563c2SJesse Barnes struct drm_mode_object *obj = NULL; 266f453ba04SDave Airlie 267ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 268f453ba04SDave Airlie obj = idr_find(&dev->mode_config.crtc_idr, id); 269f453ba04SDave Airlie if (!obj || (obj->type != type) || (obj->id != id)) 270ad2563c2SJesse Barnes obj = NULL; 271ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 272f453ba04SDave Airlie 273f453ba04SDave Airlie return obj; 274f453ba04SDave Airlie } 275f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_object_find); 276f453ba04SDave Airlie 277f453ba04SDave Airlie /** 278f453ba04SDave Airlie * drm_framebuffer_init - initialize a framebuffer 279f453ba04SDave Airlie * @dev: DRM device 280f453ba04SDave Airlie * 281f453ba04SDave Airlie * LOCKING: 282f453ba04SDave Airlie * Caller must hold mode config lock. 283f453ba04SDave Airlie * 284f453ba04SDave Airlie * Allocates an ID for the framebuffer's parent mode object, sets its mode 285f453ba04SDave Airlie * functions & device file and adds it to the master fd list. 286f453ba04SDave Airlie * 287f453ba04SDave Airlie * RETURNS: 288af901ca1SAndré Goddard Rosa * Zero on success, error code on failure. 289f453ba04SDave Airlie */ 290f453ba04SDave Airlie int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 291f453ba04SDave Airlie const struct drm_framebuffer_funcs *funcs) 292f453ba04SDave Airlie { 293f453ba04SDave Airlie int ret; 294f453ba04SDave Airlie 295f453ba04SDave Airlie ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 296f453ba04SDave Airlie if (ret) { 297f453ba04SDave Airlie return ret; 298f453ba04SDave Airlie } 299f453ba04SDave Airlie 300f453ba04SDave Airlie fb->dev = dev; 301f453ba04SDave Airlie fb->funcs = funcs; 302f453ba04SDave Airlie dev->mode_config.num_fb++; 303f453ba04SDave Airlie list_add(&fb->head, &dev->mode_config.fb_list); 304f453ba04SDave Airlie 305f453ba04SDave Airlie return 0; 306f453ba04SDave Airlie } 307f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_init); 308f453ba04SDave Airlie 309f453ba04SDave Airlie /** 310f453ba04SDave Airlie * drm_framebuffer_cleanup - remove a framebuffer object 311f453ba04SDave Airlie * @fb: framebuffer to remove 312f453ba04SDave Airlie * 313f453ba04SDave Airlie * LOCKING: 314f453ba04SDave Airlie * Caller must hold mode config lock. 315f453ba04SDave Airlie * 316f453ba04SDave Airlie * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes 317f453ba04SDave Airlie * it, setting it to NULL. 318f453ba04SDave Airlie */ 319f453ba04SDave Airlie void drm_framebuffer_cleanup(struct drm_framebuffer *fb) 320f453ba04SDave Airlie { 321f453ba04SDave Airlie struct drm_device *dev = fb->dev; 322f453ba04SDave Airlie struct drm_crtc *crtc; 3238cf5c917SJesse Barnes struct drm_plane *plane; 3245ef5f72fSDave Airlie struct drm_mode_set set; 3255ef5f72fSDave Airlie int ret; 326f453ba04SDave Airlie 327f453ba04SDave Airlie /* remove from any CRTC */ 328f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 3295ef5f72fSDave Airlie if (crtc->fb == fb) { 3305ef5f72fSDave Airlie /* should turn off the crtc */ 3315ef5f72fSDave Airlie memset(&set, 0, sizeof(struct drm_mode_set)); 3325ef5f72fSDave Airlie set.crtc = crtc; 3335ef5f72fSDave Airlie set.fb = NULL; 3345ef5f72fSDave Airlie ret = crtc->funcs->set_config(&set); 3355ef5f72fSDave Airlie if (ret) 3365ef5f72fSDave Airlie DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc); 3375ef5f72fSDave Airlie } 338f453ba04SDave Airlie } 339f453ba04SDave Airlie 3408cf5c917SJesse Barnes list_for_each_entry(plane, &dev->mode_config.plane_list, head) { 3418cf5c917SJesse Barnes if (plane->fb == fb) { 3428cf5c917SJesse Barnes /* should turn off the crtc */ 3438cf5c917SJesse Barnes ret = plane->funcs->disable_plane(plane); 3448cf5c917SJesse Barnes if (ret) 3458cf5c917SJesse Barnes DRM_ERROR("failed to disable plane with busy fb\n"); 346a9971157SRob Clark /* disconnect the plane from the fb and crtc: */ 347a9971157SRob Clark plane->fb = NULL; 348a9971157SRob Clark plane->crtc = NULL; 3498cf5c917SJesse Barnes } 3508cf5c917SJesse Barnes } 3518cf5c917SJesse Barnes 352f453ba04SDave Airlie drm_mode_object_put(dev, &fb->base); 353f453ba04SDave Airlie list_del(&fb->head); 354f453ba04SDave Airlie dev->mode_config.num_fb--; 355f453ba04SDave Airlie } 356f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_cleanup); 357f453ba04SDave Airlie 358f453ba04SDave Airlie /** 359f453ba04SDave Airlie * drm_crtc_init - Initialise a new CRTC object 360f453ba04SDave Airlie * @dev: DRM device 361f453ba04SDave Airlie * @crtc: CRTC object to init 362f453ba04SDave Airlie * @funcs: callbacks for the new CRTC 363f453ba04SDave Airlie * 364f453ba04SDave Airlie * LOCKING: 365f453ba04SDave Airlie * Caller must hold mode config lock. 366f453ba04SDave Airlie * 367f453ba04SDave Airlie * Inits a new object created as base part of an driver crtc object. 368f453ba04SDave Airlie */ 369f453ba04SDave Airlie void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 370f453ba04SDave Airlie const struct drm_crtc_funcs *funcs) 371f453ba04SDave Airlie { 372f453ba04SDave Airlie crtc->dev = dev; 373f453ba04SDave Airlie crtc->funcs = funcs; 374f453ba04SDave Airlie 375f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 376f453ba04SDave Airlie drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 377f453ba04SDave Airlie 378f453ba04SDave Airlie list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 379f453ba04SDave Airlie dev->mode_config.num_crtc++; 380f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 381f453ba04SDave Airlie } 382f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_init); 383f453ba04SDave Airlie 384f453ba04SDave Airlie /** 385f453ba04SDave Airlie * drm_crtc_cleanup - Cleans up the core crtc usage. 386f453ba04SDave Airlie * @crtc: CRTC to cleanup 387f453ba04SDave Airlie * 388f453ba04SDave Airlie * LOCKING: 389f453ba04SDave Airlie * Caller must hold mode config lock. 390f453ba04SDave Airlie * 391f453ba04SDave Airlie * Cleanup @crtc. Removes from drm modesetting space 392f453ba04SDave Airlie * does NOT free object, caller does that. 393f453ba04SDave Airlie */ 394f453ba04SDave Airlie void drm_crtc_cleanup(struct drm_crtc *crtc) 395f453ba04SDave Airlie { 396f453ba04SDave Airlie struct drm_device *dev = crtc->dev; 397f453ba04SDave Airlie 398f453ba04SDave Airlie if (crtc->gamma_store) { 399f453ba04SDave Airlie kfree(crtc->gamma_store); 400f453ba04SDave Airlie crtc->gamma_store = NULL; 401f453ba04SDave Airlie } 402f453ba04SDave Airlie 403f453ba04SDave Airlie drm_mode_object_put(dev, &crtc->base); 404f453ba04SDave Airlie list_del(&crtc->head); 405f453ba04SDave Airlie dev->mode_config.num_crtc--; 406f453ba04SDave Airlie } 407f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_cleanup); 408f453ba04SDave Airlie 409f453ba04SDave Airlie /** 410f453ba04SDave Airlie * drm_mode_probed_add - add a mode to a connector's probed mode list 411f453ba04SDave Airlie * @connector: connector the new mode 412f453ba04SDave Airlie * @mode: mode data 413f453ba04SDave Airlie * 414f453ba04SDave Airlie * LOCKING: 415f453ba04SDave Airlie * Caller must hold mode config lock. 416f453ba04SDave Airlie * 417f453ba04SDave Airlie * Add @mode to @connector's mode list for later use. 418f453ba04SDave Airlie */ 419f453ba04SDave Airlie void drm_mode_probed_add(struct drm_connector *connector, 420f453ba04SDave Airlie struct drm_display_mode *mode) 421f453ba04SDave Airlie { 422f453ba04SDave Airlie list_add(&mode->head, &connector->probed_modes); 423f453ba04SDave Airlie } 424f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_probed_add); 425f453ba04SDave Airlie 426f453ba04SDave Airlie /** 427f453ba04SDave Airlie * drm_mode_remove - remove and free a mode 428f453ba04SDave Airlie * @connector: connector list to modify 429f453ba04SDave Airlie * @mode: mode to remove 430f453ba04SDave Airlie * 431f453ba04SDave Airlie * LOCKING: 432f453ba04SDave Airlie * Caller must hold mode config lock. 433f453ba04SDave Airlie * 434f453ba04SDave Airlie * Remove @mode from @connector's mode list, then free it. 435f453ba04SDave Airlie */ 436f453ba04SDave Airlie void drm_mode_remove(struct drm_connector *connector, 437f453ba04SDave Airlie struct drm_display_mode *mode) 438f453ba04SDave Airlie { 439f453ba04SDave Airlie list_del(&mode->head); 440554f1d78SSascha Hauer drm_mode_destroy(connector->dev, mode); 441f453ba04SDave Airlie } 442f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_remove); 443f453ba04SDave Airlie 444f453ba04SDave Airlie /** 445f453ba04SDave Airlie * drm_connector_init - Init a preallocated connector 446f453ba04SDave Airlie * @dev: DRM device 447f453ba04SDave Airlie * @connector: the connector to init 448f453ba04SDave Airlie * @funcs: callbacks for this connector 449f453ba04SDave Airlie * @name: user visible name of the connector 450f453ba04SDave Airlie * 451f453ba04SDave Airlie * LOCKING: 452b20f3867SSascha Hauer * Takes mode config lock. 453f453ba04SDave Airlie * 454f453ba04SDave Airlie * Initialises a preallocated connector. Connectors should be 455f453ba04SDave Airlie * subclassed as part of driver connector objects. 456f453ba04SDave Airlie */ 457f453ba04SDave Airlie void drm_connector_init(struct drm_device *dev, 458f453ba04SDave Airlie struct drm_connector *connector, 459f453ba04SDave Airlie const struct drm_connector_funcs *funcs, 460f453ba04SDave Airlie int connector_type) 461f453ba04SDave Airlie { 462f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 463f453ba04SDave Airlie 464f453ba04SDave Airlie connector->dev = dev; 465f453ba04SDave Airlie connector->funcs = funcs; 466f453ba04SDave Airlie drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 467f453ba04SDave Airlie connector->connector_type = connector_type; 468f453ba04SDave Airlie connector->connector_type_id = 469f453ba04SDave Airlie ++drm_connector_enum_list[connector_type].count; /* TODO */ 470f453ba04SDave Airlie INIT_LIST_HEAD(&connector->user_modes); 471f453ba04SDave Airlie INIT_LIST_HEAD(&connector->probed_modes); 472f453ba04SDave Airlie INIT_LIST_HEAD(&connector->modes); 473f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 474f453ba04SDave Airlie 475f453ba04SDave Airlie list_add_tail(&connector->head, &dev->mode_config.connector_list); 476f453ba04SDave Airlie dev->mode_config.num_connector++; 477f453ba04SDave Airlie 478a7331e5cSThomas Hellstrom if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL) 479f453ba04SDave Airlie drm_connector_attach_property(connector, 480a7331e5cSThomas Hellstrom dev->mode_config.edid_property, 481a7331e5cSThomas Hellstrom 0); 482f453ba04SDave Airlie 483f453ba04SDave Airlie drm_connector_attach_property(connector, 484f453ba04SDave Airlie dev->mode_config.dpms_property, 0); 485f453ba04SDave Airlie 486f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 487f453ba04SDave Airlie } 488f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_init); 489f453ba04SDave Airlie 490f453ba04SDave Airlie /** 491f453ba04SDave Airlie * drm_connector_cleanup - cleans up an initialised connector 492f453ba04SDave Airlie * @connector: connector to cleanup 493f453ba04SDave Airlie * 494f453ba04SDave Airlie * LOCKING: 495b20f3867SSascha Hauer * Takes mode config lock. 496f453ba04SDave Airlie * 497f453ba04SDave Airlie * Cleans up the connector but doesn't free the object. 498f453ba04SDave Airlie */ 499f453ba04SDave Airlie void drm_connector_cleanup(struct drm_connector *connector) 500f453ba04SDave Airlie { 501f453ba04SDave Airlie struct drm_device *dev = connector->dev; 502f453ba04SDave Airlie struct drm_display_mode *mode, *t; 503f453ba04SDave Airlie 504f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 505f453ba04SDave Airlie drm_mode_remove(connector, mode); 506f453ba04SDave Airlie 507f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->modes, head) 508f453ba04SDave Airlie drm_mode_remove(connector, mode); 509f453ba04SDave Airlie 510f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->user_modes, head) 511f453ba04SDave Airlie drm_mode_remove(connector, mode); 512f453ba04SDave Airlie 513f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 514f453ba04SDave Airlie drm_mode_object_put(dev, &connector->base); 515f453ba04SDave Airlie list_del(&connector->head); 5166380c509SJoonyoung Shim dev->mode_config.num_connector--; 517f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 518f453ba04SDave Airlie } 519f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_cleanup); 520f453ba04SDave Airlie 521f453ba04SDave Airlie void drm_encoder_init(struct drm_device *dev, 522f453ba04SDave Airlie struct drm_encoder *encoder, 523f453ba04SDave Airlie const struct drm_encoder_funcs *funcs, 524f453ba04SDave Airlie int encoder_type) 525f453ba04SDave Airlie { 526f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 527f453ba04SDave Airlie 528f453ba04SDave Airlie encoder->dev = dev; 529f453ba04SDave Airlie 530f453ba04SDave Airlie drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 531f453ba04SDave Airlie encoder->encoder_type = encoder_type; 532f453ba04SDave Airlie encoder->funcs = funcs; 533f453ba04SDave Airlie 534f453ba04SDave Airlie list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 535f453ba04SDave Airlie dev->mode_config.num_encoder++; 536f453ba04SDave Airlie 537f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 538f453ba04SDave Airlie } 539f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_init); 540f453ba04SDave Airlie 541f453ba04SDave Airlie void drm_encoder_cleanup(struct drm_encoder *encoder) 542f453ba04SDave Airlie { 543f453ba04SDave Airlie struct drm_device *dev = encoder->dev; 544f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 545f453ba04SDave Airlie drm_mode_object_put(dev, &encoder->base); 546f453ba04SDave Airlie list_del(&encoder->head); 5476380c509SJoonyoung Shim dev->mode_config.num_encoder--; 548f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 549f453ba04SDave Airlie } 550f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_cleanup); 551f453ba04SDave Airlie 5528cf5c917SJesse Barnes int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, 5538cf5c917SJesse Barnes unsigned long possible_crtcs, 5548cf5c917SJesse Barnes const struct drm_plane_funcs *funcs, 5550a7eb243SRob Clark const uint32_t *formats, uint32_t format_count, 5560a7eb243SRob Clark bool priv) 5578cf5c917SJesse Barnes { 5588cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 5598cf5c917SJesse Barnes 5608cf5c917SJesse Barnes plane->dev = dev; 5618cf5c917SJesse Barnes drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); 5628cf5c917SJesse Barnes plane->funcs = funcs; 5638cf5c917SJesse Barnes plane->format_types = kmalloc(sizeof(uint32_t) * format_count, 5648cf5c917SJesse Barnes GFP_KERNEL); 5658cf5c917SJesse Barnes if (!plane->format_types) { 5668cf5c917SJesse Barnes DRM_DEBUG_KMS("out of memory when allocating plane\n"); 5678cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 56810bf573bSVille Syrjälä mutex_unlock(&dev->mode_config.mutex); 5698cf5c917SJesse Barnes return -ENOMEM; 5708cf5c917SJesse Barnes } 5718cf5c917SJesse Barnes 572308e5bcbSJesse Barnes memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); 5738cf5c917SJesse Barnes plane->format_count = format_count; 5748cf5c917SJesse Barnes plane->possible_crtcs = possible_crtcs; 5758cf5c917SJesse Barnes 5760a7eb243SRob Clark /* private planes are not exposed to userspace, but depending on 5770a7eb243SRob Clark * display hardware, might be convenient to allow sharing programming 5780a7eb243SRob Clark * for the scanout engine with the crtc implementation. 5790a7eb243SRob Clark */ 5800a7eb243SRob Clark if (!priv) { 5818cf5c917SJesse Barnes list_add_tail(&plane->head, &dev->mode_config.plane_list); 5828cf5c917SJesse Barnes dev->mode_config.num_plane++; 5830a7eb243SRob Clark } else { 5840a7eb243SRob Clark INIT_LIST_HEAD(&plane->head); 5850a7eb243SRob Clark } 5868cf5c917SJesse Barnes 5878cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 5888cf5c917SJesse Barnes 5898cf5c917SJesse Barnes return 0; 5908cf5c917SJesse Barnes } 5918cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_init); 5928cf5c917SJesse Barnes 5938cf5c917SJesse Barnes void drm_plane_cleanup(struct drm_plane *plane) 5948cf5c917SJesse Barnes { 5958cf5c917SJesse Barnes struct drm_device *dev = plane->dev; 5968cf5c917SJesse Barnes 5978cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 5988cf5c917SJesse Barnes kfree(plane->format_types); 5998cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 6000a7eb243SRob Clark /* if not added to a list, it must be a private plane */ 6010a7eb243SRob Clark if (!list_empty(&plane->head)) { 6028cf5c917SJesse Barnes list_del(&plane->head); 6038cf5c917SJesse Barnes dev->mode_config.num_plane--; 6040a7eb243SRob Clark } 6058cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 6068cf5c917SJesse Barnes } 6078cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_cleanup); 6088cf5c917SJesse Barnes 609f453ba04SDave Airlie /** 610f453ba04SDave Airlie * drm_mode_create - create a new display mode 611f453ba04SDave Airlie * @dev: DRM device 612f453ba04SDave Airlie * 613f453ba04SDave Airlie * LOCKING: 614f453ba04SDave Airlie * Caller must hold DRM mode_config lock. 615f453ba04SDave Airlie * 616f453ba04SDave Airlie * Create a new drm_display_mode, give it an ID, and return it. 617f453ba04SDave Airlie * 618f453ba04SDave Airlie * RETURNS: 619f453ba04SDave Airlie * Pointer to new mode on success, NULL on error. 620f453ba04SDave Airlie */ 621f453ba04SDave Airlie struct drm_display_mode *drm_mode_create(struct drm_device *dev) 622f453ba04SDave Airlie { 623f453ba04SDave Airlie struct drm_display_mode *nmode; 624f453ba04SDave Airlie 625f453ba04SDave Airlie nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); 626f453ba04SDave Airlie if (!nmode) 627f453ba04SDave Airlie return NULL; 628f453ba04SDave Airlie 629f453ba04SDave Airlie drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE); 630f453ba04SDave Airlie return nmode; 631f453ba04SDave Airlie } 632f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create); 633f453ba04SDave Airlie 634f453ba04SDave Airlie /** 635f453ba04SDave Airlie * drm_mode_destroy - remove a mode 636f453ba04SDave Airlie * @dev: DRM device 637f453ba04SDave Airlie * @mode: mode to remove 638f453ba04SDave Airlie * 639f453ba04SDave Airlie * LOCKING: 640f453ba04SDave Airlie * Caller must hold mode config lock. 641f453ba04SDave Airlie * 642f453ba04SDave Airlie * Free @mode's unique identifier, then free it. 643f453ba04SDave Airlie */ 644f453ba04SDave Airlie void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 645f453ba04SDave Airlie { 646f453ba04SDave Airlie drm_mode_object_put(dev, &mode->base); 647f453ba04SDave Airlie 648f453ba04SDave Airlie kfree(mode); 649f453ba04SDave Airlie } 650f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_destroy); 651f453ba04SDave Airlie 652f453ba04SDave Airlie static int drm_mode_create_standard_connector_properties(struct drm_device *dev) 653f453ba04SDave Airlie { 654f453ba04SDave Airlie struct drm_property *edid; 655f453ba04SDave Airlie struct drm_property *dpms; 656f453ba04SDave Airlie 657f453ba04SDave Airlie /* 658f453ba04SDave Airlie * Standard properties (apply to all connectors) 659f453ba04SDave Airlie */ 660f453ba04SDave Airlie edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 661f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 662f453ba04SDave Airlie "EDID", 0); 663f453ba04SDave Airlie dev->mode_config.edid_property = edid; 664f453ba04SDave Airlie 6654a67d391SSascha Hauer dpms = drm_property_create_enum(dev, 0, 6664a67d391SSascha Hauer "DPMS", drm_dpms_enum_list, 6674a67d391SSascha Hauer ARRAY_SIZE(drm_dpms_enum_list)); 668f453ba04SDave Airlie dev->mode_config.dpms_property = dpms; 669f453ba04SDave Airlie 670f453ba04SDave Airlie return 0; 671f453ba04SDave Airlie } 672f453ba04SDave Airlie 673f453ba04SDave Airlie /** 674f453ba04SDave Airlie * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 675f453ba04SDave Airlie * @dev: DRM device 676f453ba04SDave Airlie * 677f453ba04SDave Airlie * Called by a driver the first time a DVI-I connector is made. 678f453ba04SDave Airlie */ 679f453ba04SDave Airlie int drm_mode_create_dvi_i_properties(struct drm_device *dev) 680f453ba04SDave Airlie { 681f453ba04SDave Airlie struct drm_property *dvi_i_selector; 682f453ba04SDave Airlie struct drm_property *dvi_i_subconnector; 683f453ba04SDave Airlie 684f453ba04SDave Airlie if (dev->mode_config.dvi_i_select_subconnector_property) 685f453ba04SDave Airlie return 0; 686f453ba04SDave Airlie 687f453ba04SDave Airlie dvi_i_selector = 6884a67d391SSascha Hauer drm_property_create_enum(dev, 0, 689f453ba04SDave Airlie "select subconnector", 6904a67d391SSascha Hauer drm_dvi_i_select_enum_list, 691f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_select_enum_list)); 692f453ba04SDave Airlie dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 693f453ba04SDave Airlie 6944a67d391SSascha Hauer dvi_i_subconnector = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 695f453ba04SDave Airlie "subconnector", 6964a67d391SSascha Hauer drm_dvi_i_subconnector_enum_list, 697f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 698f453ba04SDave Airlie dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 699f453ba04SDave Airlie 700f453ba04SDave Airlie return 0; 701f453ba04SDave Airlie } 702f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 703f453ba04SDave Airlie 704f453ba04SDave Airlie /** 705f453ba04SDave Airlie * drm_create_tv_properties - create TV specific connector properties 706f453ba04SDave Airlie * @dev: DRM device 707f453ba04SDave Airlie * @num_modes: number of different TV formats (modes) supported 708f453ba04SDave Airlie * @modes: array of pointers to strings containing name of each format 709f453ba04SDave Airlie * 710f453ba04SDave Airlie * Called by a driver's TV initialization routine, this function creates 711f453ba04SDave Airlie * the TV specific connector properties for a given device. Caller is 712f453ba04SDave Airlie * responsible for allocating a list of format names and passing them to 713f453ba04SDave Airlie * this routine. 714f453ba04SDave Airlie */ 715f453ba04SDave Airlie int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 716f453ba04SDave Airlie char *modes[]) 717f453ba04SDave Airlie { 718f453ba04SDave Airlie struct drm_property *tv_selector; 719f453ba04SDave Airlie struct drm_property *tv_subconnector; 720f453ba04SDave Airlie int i; 721f453ba04SDave Airlie 722f453ba04SDave Airlie if (dev->mode_config.tv_select_subconnector_property) 723f453ba04SDave Airlie return 0; 724f453ba04SDave Airlie 725f453ba04SDave Airlie /* 726f453ba04SDave Airlie * Basic connector properties 727f453ba04SDave Airlie */ 7284a67d391SSascha Hauer tv_selector = drm_property_create_enum(dev, 0, 729f453ba04SDave Airlie "select subconnector", 7304a67d391SSascha Hauer drm_tv_select_enum_list, 731f453ba04SDave Airlie ARRAY_SIZE(drm_tv_select_enum_list)); 732f453ba04SDave Airlie dev->mode_config.tv_select_subconnector_property = tv_selector; 733f453ba04SDave Airlie 734f453ba04SDave Airlie tv_subconnector = 7354a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 7364a67d391SSascha Hauer "subconnector", 7374a67d391SSascha Hauer drm_tv_subconnector_enum_list, 738f453ba04SDave Airlie ARRAY_SIZE(drm_tv_subconnector_enum_list)); 739f453ba04SDave Airlie dev->mode_config.tv_subconnector_property = tv_subconnector; 740f453ba04SDave Airlie 741f453ba04SDave Airlie /* 742f453ba04SDave Airlie * Other, TV specific properties: margins & TV modes. 743f453ba04SDave Airlie */ 744f453ba04SDave Airlie dev->mode_config.tv_left_margin_property = 745f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 746f453ba04SDave Airlie "left margin", 2); 747f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[0] = 0; 748f453ba04SDave Airlie dev->mode_config.tv_left_margin_property->values[1] = 100; 749f453ba04SDave Airlie 750f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 751f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 752f453ba04SDave Airlie "right margin", 2); 753f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[0] = 0; 754f453ba04SDave Airlie dev->mode_config.tv_right_margin_property->values[1] = 100; 755f453ba04SDave Airlie 756f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 757f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 758f453ba04SDave Airlie "top margin", 2); 759f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[0] = 0; 760f453ba04SDave Airlie dev->mode_config.tv_top_margin_property->values[1] = 100; 761f453ba04SDave Airlie 762f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 763f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_RANGE, 764f453ba04SDave Airlie "bottom margin", 2); 765f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[0] = 0; 766f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property->values[1] = 100; 767f453ba04SDave Airlie 768f453ba04SDave Airlie dev->mode_config.tv_mode_property = 769f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 770f453ba04SDave Airlie "mode", num_modes); 771f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 772f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 773f453ba04SDave Airlie i, modes[i]); 774f453ba04SDave Airlie 775b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 776b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 777b6b7902eSFrancisco Jerez "brightness", 2); 778b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[0] = 0; 779b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property->values[1] = 100; 780b6b7902eSFrancisco Jerez 781b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 782b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 783b6b7902eSFrancisco Jerez "contrast", 2); 784b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[0] = 0; 785b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property->values[1] = 100; 786b6b7902eSFrancisco Jerez 787b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 788b6b7902eSFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 789b6b7902eSFrancisco Jerez "flicker reduction", 2); 790b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[0] = 0; 791b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property->values[1] = 100; 792b6b7902eSFrancisco Jerez 793a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 794a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 795a75f0236SFrancisco Jerez "overscan", 2); 796a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[0] = 0; 797a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property->values[1] = 100; 798a75f0236SFrancisco Jerez 799a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 800a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 801a75f0236SFrancisco Jerez "saturation", 2); 802a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[0] = 0; 803a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property->values[1] = 100; 804a75f0236SFrancisco Jerez 805a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 806a75f0236SFrancisco Jerez drm_property_create(dev, DRM_MODE_PROP_RANGE, 807a75f0236SFrancisco Jerez "hue", 2); 808a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[0] = 0; 809a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property->values[1] = 100; 810a75f0236SFrancisco Jerez 811f453ba04SDave Airlie return 0; 812f453ba04SDave Airlie } 813f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 814f453ba04SDave Airlie 815f453ba04SDave Airlie /** 816f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 817f453ba04SDave Airlie * @dev: DRM device 818f453ba04SDave Airlie * 819f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 820f453ba04SDave Airlie * connectors. 821f453ba04SDave Airlie */ 822f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 823f453ba04SDave Airlie { 824f453ba04SDave Airlie struct drm_property *scaling_mode; 825f453ba04SDave Airlie 826f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 827f453ba04SDave Airlie return 0; 828f453ba04SDave Airlie 829f453ba04SDave Airlie scaling_mode = 8304a67d391SSascha Hauer drm_property_create_enum(dev, 0, "scaling mode", 8314a67d391SSascha Hauer drm_scaling_mode_enum_list, 832f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 833f453ba04SDave Airlie 834f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 835f453ba04SDave Airlie 836f453ba04SDave Airlie return 0; 837f453ba04SDave Airlie } 838f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 839f453ba04SDave Airlie 840f453ba04SDave Airlie /** 841f453ba04SDave Airlie * drm_mode_create_dithering_property - create dithering property 842f453ba04SDave Airlie * @dev: DRM device 843f453ba04SDave Airlie * 844f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 845f453ba04SDave Airlie * connectors. 846f453ba04SDave Airlie */ 847f453ba04SDave Airlie int drm_mode_create_dithering_property(struct drm_device *dev) 848f453ba04SDave Airlie { 849f453ba04SDave Airlie struct drm_property *dithering_mode; 850f453ba04SDave Airlie 851f453ba04SDave Airlie if (dev->mode_config.dithering_mode_property) 852f453ba04SDave Airlie return 0; 853f453ba04SDave Airlie 854f453ba04SDave Airlie dithering_mode = 8554a67d391SSascha Hauer drm_property_create_enum(dev, 0, "dithering", 8564a67d391SSascha Hauer drm_dithering_mode_enum_list, 857f453ba04SDave Airlie ARRAY_SIZE(drm_dithering_mode_enum_list)); 858f453ba04SDave Airlie dev->mode_config.dithering_mode_property = dithering_mode; 859f453ba04SDave Airlie 860f453ba04SDave Airlie return 0; 861f453ba04SDave Airlie } 862f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dithering_property); 863f453ba04SDave Airlie 864f453ba04SDave Airlie /** 865884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 866884840aaSJakob Bornecrantz * @dev: DRM device 867884840aaSJakob Bornecrantz * 868884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 869884840aaSJakob Bornecrantz * connectors. 870884840aaSJakob Bornecrantz */ 871884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 872884840aaSJakob Bornecrantz { 873884840aaSJakob Bornecrantz struct drm_property *dirty_info; 874884840aaSJakob Bornecrantz 875884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 876884840aaSJakob Bornecrantz return 0; 877884840aaSJakob Bornecrantz 878884840aaSJakob Bornecrantz dirty_info = 8794a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 880884840aaSJakob Bornecrantz "dirty", 8814a67d391SSascha Hauer drm_dirty_info_enum_list, 882884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 883884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 884884840aaSJakob Bornecrantz 885884840aaSJakob Bornecrantz return 0; 886884840aaSJakob Bornecrantz } 887884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 888884840aaSJakob Bornecrantz 889884840aaSJakob Bornecrantz /** 890f453ba04SDave Airlie * drm_mode_config_init - initialize DRM mode_configuration structure 891f453ba04SDave Airlie * @dev: DRM device 892f453ba04SDave Airlie * 893f453ba04SDave Airlie * LOCKING: 894f453ba04SDave Airlie * None, should happen single threaded at init time. 895f453ba04SDave Airlie * 896f453ba04SDave Airlie * Initialize @dev's mode_config structure, used for tracking the graphics 897f453ba04SDave Airlie * configuration of @dev. 898f453ba04SDave Airlie */ 899f453ba04SDave Airlie void drm_mode_config_init(struct drm_device *dev) 900f453ba04SDave Airlie { 901f453ba04SDave Airlie mutex_init(&dev->mode_config.mutex); 902ad2563c2SJesse Barnes mutex_init(&dev->mode_config.idr_mutex); 903f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.fb_list); 904f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.crtc_list); 905f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.connector_list); 906f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.encoder_list); 907f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_list); 908f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 9098cf5c917SJesse Barnes INIT_LIST_HEAD(&dev->mode_config.plane_list); 910f453ba04SDave Airlie idr_init(&dev->mode_config.crtc_idr); 911f453ba04SDave Airlie 912f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 913f453ba04SDave Airlie drm_mode_create_standard_connector_properties(dev); 914f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 915f453ba04SDave Airlie 916f453ba04SDave Airlie /* Just to be sure */ 917f453ba04SDave Airlie dev->mode_config.num_fb = 0; 918f453ba04SDave Airlie dev->mode_config.num_connector = 0; 919f453ba04SDave Airlie dev->mode_config.num_crtc = 0; 920f453ba04SDave Airlie dev->mode_config.num_encoder = 0; 921f453ba04SDave Airlie } 922f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_init); 923f453ba04SDave Airlie 924f453ba04SDave Airlie int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 925f453ba04SDave Airlie { 926f453ba04SDave Airlie uint32_t total_objects = 0; 927f453ba04SDave Airlie 928f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 929f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 930f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 931f453ba04SDave Airlie 932f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 933f453ba04SDave Airlie if (!group->id_list) 934f453ba04SDave Airlie return -ENOMEM; 935f453ba04SDave Airlie 936f453ba04SDave Airlie group->num_crtcs = 0; 937f453ba04SDave Airlie group->num_connectors = 0; 938f453ba04SDave Airlie group->num_encoders = 0; 939f453ba04SDave Airlie return 0; 940f453ba04SDave Airlie } 941f453ba04SDave Airlie 942f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 943f453ba04SDave Airlie struct drm_mode_group *group) 944f453ba04SDave Airlie { 945f453ba04SDave Airlie struct drm_crtc *crtc; 946f453ba04SDave Airlie struct drm_encoder *encoder; 947f453ba04SDave Airlie struct drm_connector *connector; 948f453ba04SDave Airlie int ret; 949f453ba04SDave Airlie 950f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 951f453ba04SDave Airlie return ret; 952f453ba04SDave Airlie 953f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 954f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 955f453ba04SDave Airlie 956f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 957f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 958f453ba04SDave Airlie encoder->base.id; 959f453ba04SDave Airlie 960f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 961f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 962f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 963f453ba04SDave Airlie 964f453ba04SDave Airlie return 0; 965f453ba04SDave Airlie } 966f453ba04SDave Airlie 967f453ba04SDave Airlie /** 968f453ba04SDave Airlie * drm_mode_config_cleanup - free up DRM mode_config info 969f453ba04SDave Airlie * @dev: DRM device 970f453ba04SDave Airlie * 971f453ba04SDave Airlie * LOCKING: 972f453ba04SDave Airlie * Caller must hold mode config lock. 973f453ba04SDave Airlie * 974f453ba04SDave Airlie * Free up all the connectors and CRTCs associated with this DRM device, then 975f453ba04SDave Airlie * free up the framebuffers and associated buffer objects. 976f453ba04SDave Airlie * 977f453ba04SDave Airlie * FIXME: cleanup any dangling user buffer objects too 978f453ba04SDave Airlie */ 979f453ba04SDave Airlie void drm_mode_config_cleanup(struct drm_device *dev) 980f453ba04SDave Airlie { 981f453ba04SDave Airlie struct drm_connector *connector, *ot; 982f453ba04SDave Airlie struct drm_crtc *crtc, *ct; 983f453ba04SDave Airlie struct drm_encoder *encoder, *enct; 984f453ba04SDave Airlie struct drm_framebuffer *fb, *fbt; 985f453ba04SDave Airlie struct drm_property *property, *pt; 9868cf5c917SJesse Barnes struct drm_plane *plane, *plt; 987f453ba04SDave Airlie 988f453ba04SDave Airlie list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 989f453ba04SDave Airlie head) { 990f453ba04SDave Airlie encoder->funcs->destroy(encoder); 991f453ba04SDave Airlie } 992f453ba04SDave Airlie 993f453ba04SDave Airlie list_for_each_entry_safe(connector, ot, 994f453ba04SDave Airlie &dev->mode_config.connector_list, head) { 995f453ba04SDave Airlie connector->funcs->destroy(connector); 996f453ba04SDave Airlie } 997f453ba04SDave Airlie 998f453ba04SDave Airlie list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 999f453ba04SDave Airlie head) { 1000f453ba04SDave Airlie drm_property_destroy(dev, property); 1001f453ba04SDave Airlie } 1002f453ba04SDave Airlie 1003f453ba04SDave Airlie list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 1004f453ba04SDave Airlie fb->funcs->destroy(fb); 1005f453ba04SDave Airlie } 1006f453ba04SDave Airlie 1007f453ba04SDave Airlie list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 1008f453ba04SDave Airlie crtc->funcs->destroy(crtc); 1009f453ba04SDave Airlie } 1010f453ba04SDave Airlie 10118cf5c917SJesse Barnes list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 10128cf5c917SJesse Barnes head) { 10138cf5c917SJesse Barnes plane->funcs->destroy(plane); 10148cf5c917SJesse Barnes } 101559ce062eSSascha Hauer 101659ce062eSSascha Hauer idr_remove_all(&dev->mode_config.crtc_idr); 101759ce062eSSascha Hauer idr_destroy(&dev->mode_config.crtc_idr); 1018f453ba04SDave Airlie } 1019f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_cleanup); 1020f453ba04SDave Airlie 1021f453ba04SDave Airlie /** 1022f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 1023f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 1024f453ba04SDave Airlie * @in: drm_display_mode to use 1025f453ba04SDave Airlie * 1026f453ba04SDave Airlie * LOCKING: 1027f453ba04SDave Airlie * None. 1028f453ba04SDave Airlie * 1029f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1030f453ba04SDave Airlie * the user. 1031f453ba04SDave Airlie */ 1032f453ba04SDave Airlie void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 1033f453ba04SDave Airlie struct drm_display_mode *in) 1034f453ba04SDave Airlie { 1035f453ba04SDave Airlie out->clock = in->clock; 1036f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1037f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1038f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1039f453ba04SDave Airlie out->htotal = in->htotal; 1040f453ba04SDave Airlie out->hskew = in->hskew; 1041f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1042f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1043f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1044f453ba04SDave Airlie out->vtotal = in->vtotal; 1045f453ba04SDave Airlie out->vscan = in->vscan; 1046f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1047f453ba04SDave Airlie out->flags = in->flags; 1048f453ba04SDave Airlie out->type = in->type; 1049f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1050f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1051f453ba04SDave Airlie } 1052f453ba04SDave Airlie 1053f453ba04SDave Airlie /** 1054f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1055f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1056f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1057f453ba04SDave Airlie * 1058f453ba04SDave Airlie * LOCKING: 1059f453ba04SDave Airlie * None. 1060f453ba04SDave Airlie * 1061f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1062f453ba04SDave Airlie * the caller. 1063f453ba04SDave Airlie */ 1064f453ba04SDave Airlie void drm_crtc_convert_umode(struct drm_display_mode *out, 1065f453ba04SDave Airlie struct drm_mode_modeinfo *in) 1066f453ba04SDave Airlie { 1067f453ba04SDave Airlie out->clock = in->clock; 1068f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1069f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1070f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1071f453ba04SDave Airlie out->htotal = in->htotal; 1072f453ba04SDave Airlie out->hskew = in->hskew; 1073f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1074f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1075f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1076f453ba04SDave Airlie out->vtotal = in->vtotal; 1077f453ba04SDave Airlie out->vscan = in->vscan; 1078f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1079f453ba04SDave Airlie out->flags = in->flags; 1080f453ba04SDave Airlie out->type = in->type; 1081f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1082f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1083f453ba04SDave Airlie } 1084f453ba04SDave Airlie 1085f453ba04SDave Airlie /** 1086f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1087f453ba04SDave Airlie * @inode: inode from the ioctl 1088f453ba04SDave Airlie * @filp: file * from the ioctl 1089f453ba04SDave Airlie * @cmd: cmd from ioctl 1090f453ba04SDave Airlie * @arg: arg from ioctl 1091f453ba04SDave Airlie * 1092f453ba04SDave Airlie * LOCKING: 1093f453ba04SDave Airlie * Takes mode config lock. 1094f453ba04SDave Airlie * 1095f453ba04SDave Airlie * Construct a set of configuration description structures and return 1096f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1097f453ba04SDave Airlie * 1098f453ba04SDave Airlie * Called by the user via ioctl. 1099f453ba04SDave Airlie * 1100f453ba04SDave Airlie * RETURNS: 1101f453ba04SDave Airlie * Zero on success, errno on failure. 1102f453ba04SDave Airlie */ 1103f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1104f453ba04SDave Airlie struct drm_file *file_priv) 1105f453ba04SDave Airlie { 1106f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1107f453ba04SDave Airlie struct list_head *lh; 1108f453ba04SDave Airlie struct drm_framebuffer *fb; 1109f453ba04SDave Airlie struct drm_connector *connector; 1110f453ba04SDave Airlie struct drm_crtc *crtc; 1111f453ba04SDave Airlie struct drm_encoder *encoder; 1112f453ba04SDave Airlie int ret = 0; 1113f453ba04SDave Airlie int connector_count = 0; 1114f453ba04SDave Airlie int crtc_count = 0; 1115f453ba04SDave Airlie int fb_count = 0; 1116f453ba04SDave Airlie int encoder_count = 0; 1117f453ba04SDave Airlie int copied = 0, i; 1118f453ba04SDave Airlie uint32_t __user *fb_id; 1119f453ba04SDave Airlie uint32_t __user *crtc_id; 1120f453ba04SDave Airlie uint32_t __user *connector_id; 1121f453ba04SDave Airlie uint32_t __user *encoder_id; 1122f453ba04SDave Airlie struct drm_mode_group *mode_group; 1123f453ba04SDave Airlie 1124fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1125fb3b06c8SDave Airlie return -EINVAL; 1126fb3b06c8SDave Airlie 1127f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1128f453ba04SDave Airlie 1129f453ba04SDave Airlie /* 1130f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1131f453ba04SDave Airlie * by IDs in the group list for this node 1132f453ba04SDave Airlie */ 1133f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1134f453ba04SDave Airlie fb_count++; 1135f453ba04SDave Airlie 1136f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1137f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1138f453ba04SDave Airlie 1139f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1140f453ba04SDave Airlie crtc_count++; 1141f453ba04SDave Airlie 1142f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1143f453ba04SDave Airlie connector_count++; 1144f453ba04SDave Airlie 1145f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1146f453ba04SDave Airlie encoder_count++; 1147f453ba04SDave Airlie } else { 1148f453ba04SDave Airlie 1149f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1150f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1151f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1152f453ba04SDave Airlie } 1153f453ba04SDave Airlie 1154f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1155f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1156f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1157f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1158f453ba04SDave Airlie 1159f453ba04SDave Airlie /* handle this in 4 parts */ 1160f453ba04SDave Airlie /* FBs */ 1161f453ba04SDave Airlie if (card_res->count_fbs >= fb_count) { 1162f453ba04SDave Airlie copied = 0; 1163f453ba04SDave Airlie fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 1164618c75e4SSascha Hauer list_for_each_entry(fb, &file_priv->fbs, filp_head) { 1165f453ba04SDave Airlie if (put_user(fb->base.id, fb_id + copied)) { 1166f453ba04SDave Airlie ret = -EFAULT; 1167f453ba04SDave Airlie goto out; 1168f453ba04SDave Airlie } 1169f453ba04SDave Airlie copied++; 1170f453ba04SDave Airlie } 1171f453ba04SDave Airlie } 1172f453ba04SDave Airlie card_res->count_fbs = fb_count; 1173f453ba04SDave Airlie 1174f453ba04SDave Airlie /* CRTCs */ 1175f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1176f453ba04SDave Airlie copied = 0; 1177f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1178f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1179f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1180f453ba04SDave Airlie head) { 11819440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1182f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1183f453ba04SDave Airlie ret = -EFAULT; 1184f453ba04SDave Airlie goto out; 1185f453ba04SDave Airlie } 1186f453ba04SDave Airlie copied++; 1187f453ba04SDave Airlie } 1188f453ba04SDave Airlie } else { 1189f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1190f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1191f453ba04SDave Airlie crtc_id + copied)) { 1192f453ba04SDave Airlie ret = -EFAULT; 1193f453ba04SDave Airlie goto out; 1194f453ba04SDave Airlie } 1195f453ba04SDave Airlie copied++; 1196f453ba04SDave Airlie } 1197f453ba04SDave Airlie } 1198f453ba04SDave Airlie } 1199f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1200f453ba04SDave Airlie 1201f453ba04SDave Airlie /* Encoders */ 1202f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1203f453ba04SDave Airlie copied = 0; 1204f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1205f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1206f453ba04SDave Airlie list_for_each_entry(encoder, 1207f453ba04SDave Airlie &dev->mode_config.encoder_list, 1208f453ba04SDave Airlie head) { 12099440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 12109440106bSJerome Glisse drm_get_encoder_name(encoder)); 1211f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1212f453ba04SDave Airlie copied)) { 1213f453ba04SDave Airlie ret = -EFAULT; 1214f453ba04SDave Airlie goto out; 1215f453ba04SDave Airlie } 1216f453ba04SDave Airlie copied++; 1217f453ba04SDave Airlie } 1218f453ba04SDave Airlie } else { 1219f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1220f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1221f453ba04SDave Airlie encoder_id + copied)) { 1222f453ba04SDave Airlie ret = -EFAULT; 1223f453ba04SDave Airlie goto out; 1224f453ba04SDave Airlie } 1225f453ba04SDave Airlie copied++; 1226f453ba04SDave Airlie } 1227f453ba04SDave Airlie 1228f453ba04SDave Airlie } 1229f453ba04SDave Airlie } 1230f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1231f453ba04SDave Airlie 1232f453ba04SDave Airlie /* Connectors */ 1233f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1234f453ba04SDave Airlie copied = 0; 1235f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1236f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1237f453ba04SDave Airlie list_for_each_entry(connector, 1238f453ba04SDave Airlie &dev->mode_config.connector_list, 1239f453ba04SDave Airlie head) { 12409440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 12419440106bSJerome Glisse connector->base.id, 12429440106bSJerome Glisse drm_get_connector_name(connector)); 1243f453ba04SDave Airlie if (put_user(connector->base.id, 1244f453ba04SDave Airlie connector_id + copied)) { 1245f453ba04SDave Airlie ret = -EFAULT; 1246f453ba04SDave Airlie goto out; 1247f453ba04SDave Airlie } 1248f453ba04SDave Airlie copied++; 1249f453ba04SDave Airlie } 1250f453ba04SDave Airlie } else { 1251f453ba04SDave Airlie int start = mode_group->num_crtcs + 1252f453ba04SDave Airlie mode_group->num_encoders; 1253f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1254f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1255f453ba04SDave Airlie connector_id + copied)) { 1256f453ba04SDave Airlie ret = -EFAULT; 1257f453ba04SDave Airlie goto out; 1258f453ba04SDave Airlie } 1259f453ba04SDave Airlie copied++; 1260f453ba04SDave Airlie } 1261f453ba04SDave Airlie } 1262f453ba04SDave Airlie } 1263f453ba04SDave Airlie card_res->count_connectors = connector_count; 1264f453ba04SDave Airlie 12659440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1266f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1267f453ba04SDave Airlie 1268f453ba04SDave Airlie out: 1269f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1270f453ba04SDave Airlie return ret; 1271f453ba04SDave Airlie } 1272f453ba04SDave Airlie 1273f453ba04SDave Airlie /** 1274f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1275f453ba04SDave Airlie * @inode: inode from the ioctl 1276f453ba04SDave Airlie * @filp: file * from the ioctl 1277f453ba04SDave Airlie * @cmd: cmd from ioctl 1278f453ba04SDave Airlie * @arg: arg from ioctl 1279f453ba04SDave Airlie * 1280f453ba04SDave Airlie * LOCKING: 1281b20f3867SSascha Hauer * Takes mode config lock. 1282f453ba04SDave Airlie * 1283f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1284f453ba04SDave Airlie * 1285f453ba04SDave Airlie * Called by the user via ioctl. 1286f453ba04SDave Airlie * 1287f453ba04SDave Airlie * RETURNS: 1288f453ba04SDave Airlie * Zero on success, errno on failure. 1289f453ba04SDave Airlie */ 1290f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1291f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1292f453ba04SDave Airlie { 1293f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1294f453ba04SDave Airlie struct drm_crtc *crtc; 1295f453ba04SDave Airlie struct drm_mode_object *obj; 1296f453ba04SDave Airlie int ret = 0; 1297f453ba04SDave Airlie 1298fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1299fb3b06c8SDave Airlie return -EINVAL; 1300fb3b06c8SDave Airlie 1301f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1302f453ba04SDave Airlie 1303f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1304f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1305f453ba04SDave Airlie if (!obj) { 1306f453ba04SDave Airlie ret = -EINVAL; 1307f453ba04SDave Airlie goto out; 1308f453ba04SDave Airlie } 1309f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1310f453ba04SDave Airlie 1311f453ba04SDave Airlie crtc_resp->x = crtc->x; 1312f453ba04SDave Airlie crtc_resp->y = crtc->y; 1313f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1314f453ba04SDave Airlie if (crtc->fb) 1315f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1316f453ba04SDave Airlie else 1317f453ba04SDave Airlie crtc_resp->fb_id = 0; 1318f453ba04SDave Airlie 1319f453ba04SDave Airlie if (crtc->enabled) { 1320f453ba04SDave Airlie 1321f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1322f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1323f453ba04SDave Airlie 1324f453ba04SDave Airlie } else { 1325f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1326f453ba04SDave Airlie } 1327f453ba04SDave Airlie 1328f453ba04SDave Airlie out: 1329f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1330f453ba04SDave Airlie return ret; 1331f453ba04SDave Airlie } 1332f453ba04SDave Airlie 1333f453ba04SDave Airlie /** 1334f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1335f453ba04SDave Airlie * @inode: inode from the ioctl 1336f453ba04SDave Airlie * @filp: file * from the ioctl 1337f453ba04SDave Airlie * @cmd: cmd from ioctl 1338f453ba04SDave Airlie * @arg: arg from ioctl 1339f453ba04SDave Airlie * 1340f453ba04SDave Airlie * LOCKING: 1341b20f3867SSascha Hauer * Takes mode config lock. 1342f453ba04SDave Airlie * 1343f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1344f453ba04SDave Airlie * 1345f453ba04SDave Airlie * Called by the user via ioctl. 1346f453ba04SDave Airlie * 1347f453ba04SDave Airlie * RETURNS: 1348f453ba04SDave Airlie * Zero on success, errno on failure. 1349f453ba04SDave Airlie */ 1350f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1351f453ba04SDave Airlie struct drm_file *file_priv) 1352f453ba04SDave Airlie { 1353f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1354f453ba04SDave Airlie struct drm_mode_object *obj; 1355f453ba04SDave Airlie struct drm_connector *connector; 1356f453ba04SDave Airlie struct drm_display_mode *mode; 1357f453ba04SDave Airlie int mode_count = 0; 1358f453ba04SDave Airlie int props_count = 0; 1359f453ba04SDave Airlie int encoders_count = 0; 1360f453ba04SDave Airlie int ret = 0; 1361f453ba04SDave Airlie int copied = 0; 1362f453ba04SDave Airlie int i; 1363f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1364f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1365f453ba04SDave Airlie uint32_t __user *prop_ptr; 1366f453ba04SDave Airlie uint64_t __user *prop_values; 1367f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1368f453ba04SDave Airlie 1369fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1370fb3b06c8SDave Airlie return -EINVAL; 1371fb3b06c8SDave Airlie 1372f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1373f453ba04SDave Airlie 13749440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1375f453ba04SDave Airlie 1376f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1377f453ba04SDave Airlie 1378f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1379f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1380f453ba04SDave Airlie if (!obj) { 1381f453ba04SDave Airlie ret = -EINVAL; 1382f453ba04SDave Airlie goto out; 1383f453ba04SDave Airlie } 1384f453ba04SDave Airlie connector = obj_to_connector(obj); 1385f453ba04SDave Airlie 1386f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1387f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1388f453ba04SDave Airlie props_count++; 1389f453ba04SDave Airlie } 1390f453ba04SDave Airlie } 1391f453ba04SDave Airlie 1392f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1393f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1394f453ba04SDave Airlie encoders_count++; 1395f453ba04SDave Airlie } 1396f453ba04SDave Airlie } 1397f453ba04SDave Airlie 1398f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1399f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1400f453ba04SDave Airlie dev->mode_config.max_width, 1401f453ba04SDave Airlie dev->mode_config.max_height); 1402f453ba04SDave Airlie } 1403f453ba04SDave Airlie 1404f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1405f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 1406f453ba04SDave Airlie mode_count++; 1407f453ba04SDave Airlie 1408f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1409f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1410f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1411f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1412f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1413f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1414f453ba04SDave Airlie out_resp->connection = connector->status; 1415f453ba04SDave Airlie if (connector->encoder) 1416f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1417f453ba04SDave Airlie else 1418f453ba04SDave Airlie out_resp->encoder_id = 0; 1419f453ba04SDave Airlie 1420f453ba04SDave Airlie /* 1421f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1422f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1423f453ba04SDave Airlie */ 1424f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1425f453ba04SDave Airlie copied = 0; 142681f6c7f8SVille Syrjälä mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr; 1427f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 1428f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1429f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1430f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1431f453ba04SDave Airlie ret = -EFAULT; 1432f453ba04SDave Airlie goto out; 1433f453ba04SDave Airlie } 1434f453ba04SDave Airlie copied++; 1435f453ba04SDave Airlie } 1436f453ba04SDave Airlie } 1437f453ba04SDave Airlie out_resp->count_modes = mode_count; 1438f453ba04SDave Airlie 1439f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1440f453ba04SDave Airlie copied = 0; 144181f6c7f8SVille Syrjälä prop_ptr = (uint32_t __user *)(unsigned long)(out_resp->props_ptr); 144281f6c7f8SVille Syrjälä prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); 1443f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1444f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1445f453ba04SDave Airlie if (put_user(connector->property_ids[i], 1446f453ba04SDave Airlie prop_ptr + copied)) { 1447f453ba04SDave Airlie ret = -EFAULT; 1448f453ba04SDave Airlie goto out; 1449f453ba04SDave Airlie } 1450f453ba04SDave Airlie 1451f453ba04SDave Airlie if (put_user(connector->property_values[i], 1452f453ba04SDave Airlie prop_values + copied)) { 1453f453ba04SDave Airlie ret = -EFAULT; 1454f453ba04SDave Airlie goto out; 1455f453ba04SDave Airlie } 1456f453ba04SDave Airlie copied++; 1457f453ba04SDave Airlie } 1458f453ba04SDave Airlie } 1459f453ba04SDave Airlie } 1460f453ba04SDave Airlie out_resp->count_props = props_count; 1461f453ba04SDave Airlie 1462f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1463f453ba04SDave Airlie copied = 0; 146481f6c7f8SVille Syrjälä encoder_ptr = (uint32_t __user *)(unsigned long)(out_resp->encoders_ptr); 1465f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1466f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1467f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1468f453ba04SDave Airlie encoder_ptr + copied)) { 1469f453ba04SDave Airlie ret = -EFAULT; 1470f453ba04SDave Airlie goto out; 1471f453ba04SDave Airlie } 1472f453ba04SDave Airlie copied++; 1473f453ba04SDave Airlie } 1474f453ba04SDave Airlie } 1475f453ba04SDave Airlie } 1476f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1477f453ba04SDave Airlie 1478f453ba04SDave Airlie out: 1479f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1480f453ba04SDave Airlie return ret; 1481f453ba04SDave Airlie } 1482f453ba04SDave Airlie 1483f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1484f453ba04SDave Airlie struct drm_file *file_priv) 1485f453ba04SDave Airlie { 1486f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1487f453ba04SDave Airlie struct drm_mode_object *obj; 1488f453ba04SDave Airlie struct drm_encoder *encoder; 1489f453ba04SDave Airlie int ret = 0; 1490f453ba04SDave Airlie 1491fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1492fb3b06c8SDave Airlie return -EINVAL; 1493fb3b06c8SDave Airlie 1494f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1495f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1496f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1497f453ba04SDave Airlie if (!obj) { 1498f453ba04SDave Airlie ret = -EINVAL; 1499f453ba04SDave Airlie goto out; 1500f453ba04SDave Airlie } 1501f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1502f453ba04SDave Airlie 1503f453ba04SDave Airlie if (encoder->crtc) 1504f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1505f453ba04SDave Airlie else 1506f453ba04SDave Airlie enc_resp->crtc_id = 0; 1507f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1508f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1509f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1510f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1511f453ba04SDave Airlie 1512f453ba04SDave Airlie out: 1513f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1514f453ba04SDave Airlie return ret; 1515f453ba04SDave Airlie } 1516f453ba04SDave Airlie 1517f453ba04SDave Airlie /** 15188cf5c917SJesse Barnes * drm_mode_getplane_res - get plane info 15198cf5c917SJesse Barnes * @dev: DRM device 15208cf5c917SJesse Barnes * @data: ioctl data 15218cf5c917SJesse Barnes * @file_priv: DRM file info 15228cf5c917SJesse Barnes * 1523b20f3867SSascha Hauer * LOCKING: 1524b20f3867SSascha Hauer * Takes mode config lock. 1525b20f3867SSascha Hauer * 15268cf5c917SJesse Barnes * Return an plane count and set of IDs. 15278cf5c917SJesse Barnes */ 15288cf5c917SJesse Barnes int drm_mode_getplane_res(struct drm_device *dev, void *data, 15298cf5c917SJesse Barnes struct drm_file *file_priv) 15308cf5c917SJesse Barnes { 15318cf5c917SJesse Barnes struct drm_mode_get_plane_res *plane_resp = data; 15328cf5c917SJesse Barnes struct drm_mode_config *config; 15338cf5c917SJesse Barnes struct drm_plane *plane; 15348cf5c917SJesse Barnes uint32_t __user *plane_ptr; 15358cf5c917SJesse Barnes int copied = 0, ret = 0; 15368cf5c917SJesse Barnes 15378cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15388cf5c917SJesse Barnes return -EINVAL; 15398cf5c917SJesse Barnes 15408cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15418cf5c917SJesse Barnes config = &dev->mode_config; 15428cf5c917SJesse Barnes 15438cf5c917SJesse Barnes /* 15448cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 15458cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 15468cf5c917SJesse Barnes */ 15478cf5c917SJesse Barnes if (config->num_plane && 15488cf5c917SJesse Barnes (plane_resp->count_planes >= config->num_plane)) { 154981f6c7f8SVille Syrjälä plane_ptr = (uint32_t __user *)(unsigned long)plane_resp->plane_id_ptr; 15508cf5c917SJesse Barnes 15518cf5c917SJesse Barnes list_for_each_entry(plane, &config->plane_list, head) { 15528cf5c917SJesse Barnes if (put_user(plane->base.id, plane_ptr + copied)) { 15538cf5c917SJesse Barnes ret = -EFAULT; 15548cf5c917SJesse Barnes goto out; 15558cf5c917SJesse Barnes } 15568cf5c917SJesse Barnes copied++; 15578cf5c917SJesse Barnes } 15588cf5c917SJesse Barnes } 15598cf5c917SJesse Barnes plane_resp->count_planes = config->num_plane; 15608cf5c917SJesse Barnes 15618cf5c917SJesse Barnes out: 15628cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 15638cf5c917SJesse Barnes return ret; 15648cf5c917SJesse Barnes } 15658cf5c917SJesse Barnes 15668cf5c917SJesse Barnes /** 15678cf5c917SJesse Barnes * drm_mode_getplane - get plane info 15688cf5c917SJesse Barnes * @dev: DRM device 15698cf5c917SJesse Barnes * @data: ioctl data 15708cf5c917SJesse Barnes * @file_priv: DRM file info 15718cf5c917SJesse Barnes * 1572b20f3867SSascha Hauer * LOCKING: 1573b20f3867SSascha Hauer * Takes mode config lock. 1574b20f3867SSascha Hauer * 15758cf5c917SJesse Barnes * Return plane info, including formats supported, gamma size, any 15768cf5c917SJesse Barnes * current fb, etc. 15778cf5c917SJesse Barnes */ 15788cf5c917SJesse Barnes int drm_mode_getplane(struct drm_device *dev, void *data, 15798cf5c917SJesse Barnes struct drm_file *file_priv) 15808cf5c917SJesse Barnes { 15818cf5c917SJesse Barnes struct drm_mode_get_plane *plane_resp = data; 15828cf5c917SJesse Barnes struct drm_mode_object *obj; 15838cf5c917SJesse Barnes struct drm_plane *plane; 15848cf5c917SJesse Barnes uint32_t __user *format_ptr; 15858cf5c917SJesse Barnes int ret = 0; 15868cf5c917SJesse Barnes 15878cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15888cf5c917SJesse Barnes return -EINVAL; 15898cf5c917SJesse Barnes 15908cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15918cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_resp->plane_id, 15928cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 15938cf5c917SJesse Barnes if (!obj) { 15948cf5c917SJesse Barnes ret = -ENOENT; 15958cf5c917SJesse Barnes goto out; 15968cf5c917SJesse Barnes } 15978cf5c917SJesse Barnes plane = obj_to_plane(obj); 15988cf5c917SJesse Barnes 15998cf5c917SJesse Barnes if (plane->crtc) 16008cf5c917SJesse Barnes plane_resp->crtc_id = plane->crtc->base.id; 16018cf5c917SJesse Barnes else 16028cf5c917SJesse Barnes plane_resp->crtc_id = 0; 16038cf5c917SJesse Barnes 16048cf5c917SJesse Barnes if (plane->fb) 16058cf5c917SJesse Barnes plane_resp->fb_id = plane->fb->base.id; 16068cf5c917SJesse Barnes else 16078cf5c917SJesse Barnes plane_resp->fb_id = 0; 16088cf5c917SJesse Barnes 16098cf5c917SJesse Barnes plane_resp->plane_id = plane->base.id; 16108cf5c917SJesse Barnes plane_resp->possible_crtcs = plane->possible_crtcs; 16118cf5c917SJesse Barnes plane_resp->gamma_size = plane->gamma_size; 16128cf5c917SJesse Barnes 16138cf5c917SJesse Barnes /* 16148cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 16158cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 16168cf5c917SJesse Barnes */ 16178cf5c917SJesse Barnes if (plane->format_count && 16188cf5c917SJesse Barnes (plane_resp->count_format_types >= plane->format_count)) { 161981f6c7f8SVille Syrjälä format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr; 16208cf5c917SJesse Barnes if (copy_to_user(format_ptr, 16218cf5c917SJesse Barnes plane->format_types, 16228cf5c917SJesse Barnes sizeof(uint32_t) * plane->format_count)) { 16238cf5c917SJesse Barnes ret = -EFAULT; 16248cf5c917SJesse Barnes goto out; 16258cf5c917SJesse Barnes } 16268cf5c917SJesse Barnes } 16278cf5c917SJesse Barnes plane_resp->count_format_types = plane->format_count; 16288cf5c917SJesse Barnes 16298cf5c917SJesse Barnes out: 16308cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 16318cf5c917SJesse Barnes return ret; 16328cf5c917SJesse Barnes } 16338cf5c917SJesse Barnes 16348cf5c917SJesse Barnes /** 16358cf5c917SJesse Barnes * drm_mode_setplane - set up or tear down an plane 16368cf5c917SJesse Barnes * @dev: DRM device 16378cf5c917SJesse Barnes * @data: ioctl data* 16388cf5c917SJesse Barnes * @file_prive: DRM file info 16398cf5c917SJesse Barnes * 1640b20f3867SSascha Hauer * LOCKING: 1641b20f3867SSascha Hauer * Takes mode config lock. 1642b20f3867SSascha Hauer * 16438cf5c917SJesse Barnes * Set plane info, including placement, fb, scaling, and other factors. 16448cf5c917SJesse Barnes * Or pass a NULL fb to disable. 16458cf5c917SJesse Barnes */ 16468cf5c917SJesse Barnes int drm_mode_setplane(struct drm_device *dev, void *data, 16478cf5c917SJesse Barnes struct drm_file *file_priv) 16488cf5c917SJesse Barnes { 16498cf5c917SJesse Barnes struct drm_mode_set_plane *plane_req = data; 16508cf5c917SJesse Barnes struct drm_mode_object *obj; 16518cf5c917SJesse Barnes struct drm_plane *plane; 16528cf5c917SJesse Barnes struct drm_crtc *crtc; 16538cf5c917SJesse Barnes struct drm_framebuffer *fb; 16548cf5c917SJesse Barnes int ret = 0; 165542ef8789SVille Syrjälä unsigned int fb_width, fb_height; 165662443be6SVille Syrjälä int i; 16578cf5c917SJesse Barnes 16588cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16598cf5c917SJesse Barnes return -EINVAL; 16608cf5c917SJesse Barnes 16618cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 16628cf5c917SJesse Barnes 16638cf5c917SJesse Barnes /* 16648cf5c917SJesse Barnes * First, find the plane, crtc, and fb objects. If not available, 16658cf5c917SJesse Barnes * we don't bother to call the driver. 16668cf5c917SJesse Barnes */ 16678cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->plane_id, 16688cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 16698cf5c917SJesse Barnes if (!obj) { 16708cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown plane ID %d\n", 16718cf5c917SJesse Barnes plane_req->plane_id); 16728cf5c917SJesse Barnes ret = -ENOENT; 16738cf5c917SJesse Barnes goto out; 16748cf5c917SJesse Barnes } 16758cf5c917SJesse Barnes plane = obj_to_plane(obj); 16768cf5c917SJesse Barnes 16778cf5c917SJesse Barnes /* No fb means shut it down */ 16788cf5c917SJesse Barnes if (!plane_req->fb_id) { 16798cf5c917SJesse Barnes plane->funcs->disable_plane(plane); 1680e5e3b44cSVille Syrjälä plane->crtc = NULL; 1681e5e3b44cSVille Syrjälä plane->fb = NULL; 16828cf5c917SJesse Barnes goto out; 16838cf5c917SJesse Barnes } 16848cf5c917SJesse Barnes 16858cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->crtc_id, 16868cf5c917SJesse Barnes DRM_MODE_OBJECT_CRTC); 16878cf5c917SJesse Barnes if (!obj) { 16888cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown crtc ID %d\n", 16898cf5c917SJesse Barnes plane_req->crtc_id); 16908cf5c917SJesse Barnes ret = -ENOENT; 16918cf5c917SJesse Barnes goto out; 16928cf5c917SJesse Barnes } 16938cf5c917SJesse Barnes crtc = obj_to_crtc(obj); 16948cf5c917SJesse Barnes 16958cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->fb_id, 16968cf5c917SJesse Barnes DRM_MODE_OBJECT_FB); 16978cf5c917SJesse Barnes if (!obj) { 16988cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 16998cf5c917SJesse Barnes plane_req->fb_id); 17008cf5c917SJesse Barnes ret = -ENOENT; 17018cf5c917SJesse Barnes goto out; 17028cf5c917SJesse Barnes } 17038cf5c917SJesse Barnes fb = obj_to_fb(obj); 17048cf5c917SJesse Barnes 170562443be6SVille Syrjälä /* Check whether this plane supports the fb pixel format. */ 170662443be6SVille Syrjälä for (i = 0; i < plane->format_count; i++) 170762443be6SVille Syrjälä if (fb->pixel_format == plane->format_types[i]) 170862443be6SVille Syrjälä break; 170962443be6SVille Syrjälä if (i == plane->format_count) { 171062443be6SVille Syrjälä DRM_DEBUG_KMS("Invalid pixel format 0x%08x\n", fb->pixel_format); 171162443be6SVille Syrjälä ret = -EINVAL; 171262443be6SVille Syrjälä goto out; 171362443be6SVille Syrjälä } 171462443be6SVille Syrjälä 171542ef8789SVille Syrjälä fb_width = fb->width << 16; 171642ef8789SVille Syrjälä fb_height = fb->height << 16; 171742ef8789SVille Syrjälä 171842ef8789SVille Syrjälä /* Make sure source coordinates are inside the fb. */ 171942ef8789SVille Syrjälä if (plane_req->src_w > fb_width || 172042ef8789SVille Syrjälä plane_req->src_x > fb_width - plane_req->src_w || 172142ef8789SVille Syrjälä plane_req->src_h > fb_height || 172242ef8789SVille Syrjälä plane_req->src_y > fb_height - plane_req->src_h) { 172342ef8789SVille Syrjälä DRM_DEBUG_KMS("Invalid source coordinates " 172442ef8789SVille Syrjälä "%u.%06ux%u.%06u+%u.%06u+%u.%06u\n", 172542ef8789SVille Syrjälä plane_req->src_w >> 16, 172642ef8789SVille Syrjälä ((plane_req->src_w & 0xffff) * 15625) >> 10, 172742ef8789SVille Syrjälä plane_req->src_h >> 16, 172842ef8789SVille Syrjälä ((plane_req->src_h & 0xffff) * 15625) >> 10, 172942ef8789SVille Syrjälä plane_req->src_x >> 16, 173042ef8789SVille Syrjälä ((plane_req->src_x & 0xffff) * 15625) >> 10, 173142ef8789SVille Syrjälä plane_req->src_y >> 16, 173242ef8789SVille Syrjälä ((plane_req->src_y & 0xffff) * 15625) >> 10); 173342ef8789SVille Syrjälä ret = -ENOSPC; 173442ef8789SVille Syrjälä goto out; 173542ef8789SVille Syrjälä } 173642ef8789SVille Syrjälä 1737687a0400SVille Syrjälä /* Give drivers some help against integer overflows */ 1738687a0400SVille Syrjälä if (plane_req->crtc_w > INT_MAX || 1739687a0400SVille Syrjälä plane_req->crtc_x > INT_MAX - (int32_t) plane_req->crtc_w || 1740687a0400SVille Syrjälä plane_req->crtc_h > INT_MAX || 1741687a0400SVille Syrjälä plane_req->crtc_y > INT_MAX - (int32_t) plane_req->crtc_h) { 1742687a0400SVille Syrjälä DRM_DEBUG_KMS("Invalid CRTC coordinates %ux%u+%d+%d\n", 1743687a0400SVille Syrjälä plane_req->crtc_w, plane_req->crtc_h, 1744687a0400SVille Syrjälä plane_req->crtc_x, plane_req->crtc_y); 1745687a0400SVille Syrjälä ret = -ERANGE; 1746687a0400SVille Syrjälä goto out; 1747687a0400SVille Syrjälä } 1748687a0400SVille Syrjälä 17498cf5c917SJesse Barnes ret = plane->funcs->update_plane(plane, crtc, fb, 17508cf5c917SJesse Barnes plane_req->crtc_x, plane_req->crtc_y, 17518cf5c917SJesse Barnes plane_req->crtc_w, plane_req->crtc_h, 17528cf5c917SJesse Barnes plane_req->src_x, plane_req->src_y, 17538cf5c917SJesse Barnes plane_req->src_w, plane_req->src_h); 17548cf5c917SJesse Barnes if (!ret) { 17558cf5c917SJesse Barnes plane->crtc = crtc; 17568cf5c917SJesse Barnes plane->fb = fb; 17578cf5c917SJesse Barnes } 17588cf5c917SJesse Barnes 17598cf5c917SJesse Barnes out: 17608cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 17618cf5c917SJesse Barnes 17628cf5c917SJesse Barnes return ret; 17638cf5c917SJesse Barnes } 17648cf5c917SJesse Barnes 17658cf5c917SJesse Barnes /** 1766f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 1767f453ba04SDave Airlie * @inode: inode from the ioctl 1768f453ba04SDave Airlie * @filp: file * from the ioctl 1769f453ba04SDave Airlie * @cmd: cmd from ioctl 1770f453ba04SDave Airlie * @arg: arg from ioctl 1771f453ba04SDave Airlie * 1772f453ba04SDave Airlie * LOCKING: 1773b20f3867SSascha Hauer * Takes mode config lock. 1774f453ba04SDave Airlie * 1775f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 1776f453ba04SDave Airlie * 1777f453ba04SDave Airlie * Called by the user via ioctl. 1778f453ba04SDave Airlie * 1779f453ba04SDave Airlie * RETURNS: 1780f453ba04SDave Airlie * Zero on success, errno on failure. 1781f453ba04SDave Airlie */ 1782f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 1783f453ba04SDave Airlie struct drm_file *file_priv) 1784f453ba04SDave Airlie { 1785f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1786f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 1787f453ba04SDave Airlie struct drm_mode_object *obj; 1788f453ba04SDave Airlie struct drm_crtc *crtc, *crtcfb; 1789f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 1790f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1791f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 1792f453ba04SDave Airlie struct drm_mode_set set; 1793f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 1794f453ba04SDave Airlie int ret = 0; 1795f453ba04SDave Airlie int i; 1796f453ba04SDave Airlie 1797fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1798fb3b06c8SDave Airlie return -EINVAL; 1799fb3b06c8SDave Airlie 1800f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1801f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1802f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1803f453ba04SDave Airlie if (!obj) { 180458367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1805f453ba04SDave Airlie ret = -EINVAL; 1806f453ba04SDave Airlie goto out; 1807f453ba04SDave Airlie } 1808f453ba04SDave Airlie crtc = obj_to_crtc(obj); 18099440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1810f453ba04SDave Airlie 1811f453ba04SDave Airlie if (crtc_req->mode_valid) { 1812f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 1813f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 1814f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 1815f453ba04SDave Airlie list_for_each_entry(crtcfb, 1816f453ba04SDave Airlie &dev->mode_config.crtc_list, head) { 1817f453ba04SDave Airlie if (crtcfb == crtc) { 181858367ed6SZhao Yakui DRM_DEBUG_KMS("Using current fb for " 181958367ed6SZhao Yakui "setmode\n"); 1820f453ba04SDave Airlie fb = crtc->fb; 1821f453ba04SDave Airlie } 1822f453ba04SDave Airlie } 1823f453ba04SDave Airlie } else { 1824f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->fb_id, 1825f453ba04SDave Airlie DRM_MODE_OBJECT_FB); 1826f453ba04SDave Airlie if (!obj) { 182758367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 182858367ed6SZhao Yakui crtc_req->fb_id); 1829f453ba04SDave Airlie ret = -EINVAL; 1830f453ba04SDave Airlie goto out; 1831f453ba04SDave Airlie } 1832f453ba04SDave Airlie fb = obj_to_fb(obj); 1833f453ba04SDave Airlie } 1834f453ba04SDave Airlie 1835f453ba04SDave Airlie mode = drm_mode_create(dev); 1836f453ba04SDave Airlie drm_crtc_convert_umode(mode, &crtc_req->mode); 1837f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 1838f453ba04SDave Airlie } 1839f453ba04SDave Airlie 1840f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 184158367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 1842f453ba04SDave Airlie ret = -EINVAL; 1843f453ba04SDave Airlie goto out; 1844f453ba04SDave Airlie } 1845f453ba04SDave Airlie 18467781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 184758367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 1848f453ba04SDave Airlie crtc_req->count_connectors); 1849f453ba04SDave Airlie ret = -EINVAL; 1850f453ba04SDave Airlie goto out; 1851f453ba04SDave Airlie } 1852f453ba04SDave Airlie 1853f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 1854f453ba04SDave Airlie u32 out_id; 1855f453ba04SDave Airlie 1856f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 1857f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 1858f453ba04SDave Airlie ret = -EINVAL; 1859f453ba04SDave Airlie goto out; 1860f453ba04SDave Airlie } 1861f453ba04SDave Airlie 1862f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 1863f453ba04SDave Airlie sizeof(struct drm_connector *), 1864f453ba04SDave Airlie GFP_KERNEL); 1865f453ba04SDave Airlie if (!connector_set) { 1866f453ba04SDave Airlie ret = -ENOMEM; 1867f453ba04SDave Airlie goto out; 1868f453ba04SDave Airlie } 1869f453ba04SDave Airlie 1870f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 187181f6c7f8SVille Syrjälä set_connectors_ptr = (uint32_t __user *)(unsigned long)crtc_req->set_connectors_ptr; 1872f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 1873f453ba04SDave Airlie ret = -EFAULT; 1874f453ba04SDave Airlie goto out; 1875f453ba04SDave Airlie } 1876f453ba04SDave Airlie 1877f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 1878f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1879f453ba04SDave Airlie if (!obj) { 188058367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 188158367ed6SZhao Yakui out_id); 1882f453ba04SDave Airlie ret = -EINVAL; 1883f453ba04SDave Airlie goto out; 1884f453ba04SDave Airlie } 1885f453ba04SDave Airlie connector = obj_to_connector(obj); 18869440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 18879440106bSJerome Glisse connector->base.id, 18889440106bSJerome Glisse drm_get_connector_name(connector)); 1889f453ba04SDave Airlie 1890f453ba04SDave Airlie connector_set[i] = connector; 1891f453ba04SDave Airlie } 1892f453ba04SDave Airlie } 1893f453ba04SDave Airlie 1894f453ba04SDave Airlie set.crtc = crtc; 1895f453ba04SDave Airlie set.x = crtc_req->x; 1896f453ba04SDave Airlie set.y = crtc_req->y; 1897f453ba04SDave Airlie set.mode = mode; 1898f453ba04SDave Airlie set.connectors = connector_set; 1899f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 1900f453ba04SDave Airlie set.fb = fb; 1901f453ba04SDave Airlie ret = crtc->funcs->set_config(&set); 1902f453ba04SDave Airlie 1903f453ba04SDave Airlie out: 1904f453ba04SDave Airlie kfree(connector_set); 1905f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1906f453ba04SDave Airlie return ret; 1907f453ba04SDave Airlie } 1908f453ba04SDave Airlie 1909f453ba04SDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 1910f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1911f453ba04SDave Airlie { 1912f453ba04SDave Airlie struct drm_mode_cursor *req = data; 1913f453ba04SDave Airlie struct drm_mode_object *obj; 1914f453ba04SDave Airlie struct drm_crtc *crtc; 1915f453ba04SDave Airlie int ret = 0; 1916f453ba04SDave Airlie 1917fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1918fb3b06c8SDave Airlie return -EINVAL; 1919fb3b06c8SDave Airlie 1920acb4b992SJesse Barnes if (!req->flags) 1921f453ba04SDave Airlie return -EINVAL; 1922f453ba04SDave Airlie 1923f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1924e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 1925f453ba04SDave Airlie if (!obj) { 192658367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 1927f453ba04SDave Airlie ret = -EINVAL; 1928f453ba04SDave Airlie goto out; 1929f453ba04SDave Airlie } 1930f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1931f453ba04SDave Airlie 1932f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 1933f453ba04SDave Airlie if (!crtc->funcs->cursor_set) { 1934f453ba04SDave Airlie ret = -ENXIO; 1935f453ba04SDave Airlie goto out; 1936f453ba04SDave Airlie } 1937f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 1938f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 1939f453ba04SDave Airlie req->width, req->height); 1940f453ba04SDave Airlie } 1941f453ba04SDave Airlie 1942f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 1943f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 1944f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 1945f453ba04SDave Airlie } else { 1946f453ba04SDave Airlie ret = -EFAULT; 1947f453ba04SDave Airlie goto out; 1948f453ba04SDave Airlie } 1949f453ba04SDave Airlie } 1950f453ba04SDave Airlie out: 1951f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1952f453ba04SDave Airlie return ret; 1953f453ba04SDave Airlie } 1954f453ba04SDave Airlie 1955308e5bcbSJesse Barnes /* Original addfb only supported RGB formats, so figure out which one */ 1956308e5bcbSJesse Barnes uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 1957308e5bcbSJesse Barnes { 1958308e5bcbSJesse Barnes uint32_t fmt; 1959308e5bcbSJesse Barnes 1960308e5bcbSJesse Barnes switch (bpp) { 1961308e5bcbSJesse Barnes case 8: 196204b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB332; 1963308e5bcbSJesse Barnes break; 1964308e5bcbSJesse Barnes case 16: 1965308e5bcbSJesse Barnes if (depth == 15) 196604b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB1555; 1967308e5bcbSJesse Barnes else 196804b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB565; 1969308e5bcbSJesse Barnes break; 1970308e5bcbSJesse Barnes case 24: 197104b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB888; 1972308e5bcbSJesse Barnes break; 1973308e5bcbSJesse Barnes case 32: 1974308e5bcbSJesse Barnes if (depth == 24) 197504b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1976308e5bcbSJesse Barnes else if (depth == 30) 197704b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB2101010; 1978308e5bcbSJesse Barnes else 197904b3924dSVille Syrjälä fmt = DRM_FORMAT_ARGB8888; 1980308e5bcbSJesse Barnes break; 1981308e5bcbSJesse Barnes default: 198204b3924dSVille Syrjälä DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 198304b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1984308e5bcbSJesse Barnes break; 1985308e5bcbSJesse Barnes } 1986308e5bcbSJesse Barnes 1987308e5bcbSJesse Barnes return fmt; 1988308e5bcbSJesse Barnes } 1989308e5bcbSJesse Barnes EXPORT_SYMBOL(drm_mode_legacy_fb_format); 1990308e5bcbSJesse Barnes 1991f453ba04SDave Airlie /** 1992f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 1993f453ba04SDave Airlie * @inode: inode from the ioctl 1994f453ba04SDave Airlie * @filp: file * from the ioctl 1995f453ba04SDave Airlie * @cmd: cmd from ioctl 1996f453ba04SDave Airlie * @arg: arg from ioctl 1997f453ba04SDave Airlie * 1998f453ba04SDave Airlie * LOCKING: 1999f453ba04SDave Airlie * Takes mode config lock. 2000f453ba04SDave Airlie * 2001f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 2002f453ba04SDave Airlie * 2003f453ba04SDave Airlie * Called by the user via ioctl. 2004f453ba04SDave Airlie * 2005f453ba04SDave Airlie * RETURNS: 2006f453ba04SDave Airlie * Zero on success, errno on failure. 2007f453ba04SDave Airlie */ 2008f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 2009f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2010f453ba04SDave Airlie { 2011308e5bcbSJesse Barnes struct drm_mode_fb_cmd *or = data; 2012308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 r = {}; 2013308e5bcbSJesse Barnes struct drm_mode_config *config = &dev->mode_config; 2014308e5bcbSJesse Barnes struct drm_framebuffer *fb; 2015308e5bcbSJesse Barnes int ret = 0; 2016308e5bcbSJesse Barnes 2017308e5bcbSJesse Barnes /* Use new struct with format internally */ 2018308e5bcbSJesse Barnes r.fb_id = or->fb_id; 2019308e5bcbSJesse Barnes r.width = or->width; 2020308e5bcbSJesse Barnes r.height = or->height; 2021308e5bcbSJesse Barnes r.pitches[0] = or->pitch; 2022308e5bcbSJesse Barnes r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 2023308e5bcbSJesse Barnes r.handles[0] = or->handle; 2024308e5bcbSJesse Barnes 2025308e5bcbSJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2026308e5bcbSJesse Barnes return -EINVAL; 2027308e5bcbSJesse Barnes 2028acb4b992SJesse Barnes if ((config->min_width > r.width) || (r.width > config->max_width)) 2029308e5bcbSJesse Barnes return -EINVAL; 2030acb4b992SJesse Barnes 2031acb4b992SJesse Barnes if ((config->min_height > r.height) || (r.height > config->max_height)) 2032308e5bcbSJesse Barnes return -EINVAL; 2033308e5bcbSJesse Barnes 2034308e5bcbSJesse Barnes mutex_lock(&dev->mode_config.mutex); 2035308e5bcbSJesse Barnes 2036308e5bcbSJesse Barnes /* TODO check buffer is sufficiently large */ 2037308e5bcbSJesse Barnes /* TODO setup destructor callback */ 2038308e5bcbSJesse Barnes 2039308e5bcbSJesse Barnes fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); 2040308e5bcbSJesse Barnes if (IS_ERR(fb)) { 2041308e5bcbSJesse Barnes DRM_ERROR("could not create framebuffer\n"); 2042308e5bcbSJesse Barnes ret = PTR_ERR(fb); 2043308e5bcbSJesse Barnes goto out; 2044308e5bcbSJesse Barnes } 2045308e5bcbSJesse Barnes 2046308e5bcbSJesse Barnes or->fb_id = fb->base.id; 2047308e5bcbSJesse Barnes list_add(&fb->filp_head, &file_priv->fbs); 2048308e5bcbSJesse Barnes DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2049308e5bcbSJesse Barnes 2050308e5bcbSJesse Barnes out: 2051308e5bcbSJesse Barnes mutex_unlock(&dev->mode_config.mutex); 2052308e5bcbSJesse Barnes return ret; 2053308e5bcbSJesse Barnes } 2054308e5bcbSJesse Barnes 2055935b5977SVille Syrjälä static int format_check(struct drm_mode_fb_cmd2 *r) 2056935b5977SVille Syrjälä { 2057935b5977SVille Syrjälä uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; 2058935b5977SVille Syrjälä 2059935b5977SVille Syrjälä switch (format) { 2060935b5977SVille Syrjälä case DRM_FORMAT_C8: 2061935b5977SVille Syrjälä case DRM_FORMAT_RGB332: 2062935b5977SVille Syrjälä case DRM_FORMAT_BGR233: 2063935b5977SVille Syrjälä case DRM_FORMAT_XRGB4444: 2064935b5977SVille Syrjälä case DRM_FORMAT_XBGR4444: 2065935b5977SVille Syrjälä case DRM_FORMAT_RGBX4444: 2066935b5977SVille Syrjälä case DRM_FORMAT_BGRX4444: 2067935b5977SVille Syrjälä case DRM_FORMAT_ARGB4444: 2068935b5977SVille Syrjälä case DRM_FORMAT_ABGR4444: 2069935b5977SVille Syrjälä case DRM_FORMAT_RGBA4444: 2070935b5977SVille Syrjälä case DRM_FORMAT_BGRA4444: 2071935b5977SVille Syrjälä case DRM_FORMAT_XRGB1555: 2072935b5977SVille Syrjälä case DRM_FORMAT_XBGR1555: 2073935b5977SVille Syrjälä case DRM_FORMAT_RGBX5551: 2074935b5977SVille Syrjälä case DRM_FORMAT_BGRX5551: 2075935b5977SVille Syrjälä case DRM_FORMAT_ARGB1555: 2076935b5977SVille Syrjälä case DRM_FORMAT_ABGR1555: 2077935b5977SVille Syrjälä case DRM_FORMAT_RGBA5551: 2078935b5977SVille Syrjälä case DRM_FORMAT_BGRA5551: 2079935b5977SVille Syrjälä case DRM_FORMAT_RGB565: 2080935b5977SVille Syrjälä case DRM_FORMAT_BGR565: 2081935b5977SVille Syrjälä case DRM_FORMAT_RGB888: 2082935b5977SVille Syrjälä case DRM_FORMAT_BGR888: 2083935b5977SVille Syrjälä case DRM_FORMAT_XRGB8888: 2084935b5977SVille Syrjälä case DRM_FORMAT_XBGR8888: 2085935b5977SVille Syrjälä case DRM_FORMAT_RGBX8888: 2086935b5977SVille Syrjälä case DRM_FORMAT_BGRX8888: 2087935b5977SVille Syrjälä case DRM_FORMAT_ARGB8888: 2088935b5977SVille Syrjälä case DRM_FORMAT_ABGR8888: 2089935b5977SVille Syrjälä case DRM_FORMAT_RGBA8888: 2090935b5977SVille Syrjälä case DRM_FORMAT_BGRA8888: 2091935b5977SVille Syrjälä case DRM_FORMAT_XRGB2101010: 2092935b5977SVille Syrjälä case DRM_FORMAT_XBGR2101010: 2093935b5977SVille Syrjälä case DRM_FORMAT_RGBX1010102: 2094935b5977SVille Syrjälä case DRM_FORMAT_BGRX1010102: 2095935b5977SVille Syrjälä case DRM_FORMAT_ARGB2101010: 2096935b5977SVille Syrjälä case DRM_FORMAT_ABGR2101010: 2097935b5977SVille Syrjälä case DRM_FORMAT_RGBA1010102: 2098935b5977SVille Syrjälä case DRM_FORMAT_BGRA1010102: 2099935b5977SVille Syrjälä case DRM_FORMAT_YUYV: 2100935b5977SVille Syrjälä case DRM_FORMAT_YVYU: 2101935b5977SVille Syrjälä case DRM_FORMAT_UYVY: 2102935b5977SVille Syrjälä case DRM_FORMAT_VYUY: 2103935b5977SVille Syrjälä case DRM_FORMAT_AYUV: 2104935b5977SVille Syrjälä case DRM_FORMAT_NV12: 2105935b5977SVille Syrjälä case DRM_FORMAT_NV21: 2106935b5977SVille Syrjälä case DRM_FORMAT_NV16: 2107935b5977SVille Syrjälä case DRM_FORMAT_NV61: 2108935b5977SVille Syrjälä case DRM_FORMAT_YUV410: 2109935b5977SVille Syrjälä case DRM_FORMAT_YVU410: 2110935b5977SVille Syrjälä case DRM_FORMAT_YUV411: 2111935b5977SVille Syrjälä case DRM_FORMAT_YVU411: 2112935b5977SVille Syrjälä case DRM_FORMAT_YUV420: 2113935b5977SVille Syrjälä case DRM_FORMAT_YVU420: 2114935b5977SVille Syrjälä case DRM_FORMAT_YUV422: 2115935b5977SVille Syrjälä case DRM_FORMAT_YVU422: 2116935b5977SVille Syrjälä case DRM_FORMAT_YUV444: 2117935b5977SVille Syrjälä case DRM_FORMAT_YVU444: 2118935b5977SVille Syrjälä return 0; 2119935b5977SVille Syrjälä default: 2120935b5977SVille Syrjälä return -EINVAL; 2121935b5977SVille Syrjälä } 2122935b5977SVille Syrjälä } 2123935b5977SVille Syrjälä 2124308e5bcbSJesse Barnes /** 2125308e5bcbSJesse Barnes * drm_mode_addfb2 - add an FB to the graphics configuration 2126308e5bcbSJesse Barnes * @inode: inode from the ioctl 2127308e5bcbSJesse Barnes * @filp: file * from the ioctl 2128308e5bcbSJesse Barnes * @cmd: cmd from ioctl 2129308e5bcbSJesse Barnes * @arg: arg from ioctl 2130308e5bcbSJesse Barnes * 2131308e5bcbSJesse Barnes * LOCKING: 2132308e5bcbSJesse Barnes * Takes mode config lock. 2133308e5bcbSJesse Barnes * 2134308e5bcbSJesse Barnes * Add a new FB to the specified CRTC, given a user request with format. 2135308e5bcbSJesse Barnes * 2136308e5bcbSJesse Barnes * Called by the user via ioctl. 2137308e5bcbSJesse Barnes * 2138308e5bcbSJesse Barnes * RETURNS: 2139308e5bcbSJesse Barnes * Zero on success, errno on failure. 2140308e5bcbSJesse Barnes */ 2141308e5bcbSJesse Barnes int drm_mode_addfb2(struct drm_device *dev, 2142308e5bcbSJesse Barnes void *data, struct drm_file *file_priv) 2143308e5bcbSJesse Barnes { 2144308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 *r = data; 2145f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2146f453ba04SDave Airlie struct drm_framebuffer *fb; 2147f453ba04SDave Airlie int ret = 0; 2148f453ba04SDave Airlie 2149fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2150fb3b06c8SDave Airlie return -EINVAL; 2151fb3b06c8SDave Airlie 2152f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 21538cf5c917SJesse Barnes DRM_ERROR("bad framebuffer width %d, should be >= %d && <= %d\n", 21548cf5c917SJesse Barnes r->width, config->min_width, config->max_width); 2155f453ba04SDave Airlie return -EINVAL; 2156f453ba04SDave Airlie } 2157f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 21588cf5c917SJesse Barnes DRM_ERROR("bad framebuffer height %d, should be >= %d && <= %d\n", 21598cf5c917SJesse Barnes r->height, config->min_height, config->max_height); 2160f453ba04SDave Airlie return -EINVAL; 2161f453ba04SDave Airlie } 2162f453ba04SDave Airlie 2163935b5977SVille Syrjälä ret = format_check(r); 2164935b5977SVille Syrjälä if (ret) { 2165935b5977SVille Syrjälä DRM_ERROR("bad framebuffer format 0x%08x\n", r->pixel_format); 2166935b5977SVille Syrjälä return ret; 2167935b5977SVille Syrjälä } 2168935b5977SVille Syrjälä 2169f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2170f453ba04SDave Airlie 2171f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 2172cce13ff7SChris Wilson if (IS_ERR(fb)) { 2173f453ba04SDave Airlie DRM_ERROR("could not create framebuffer\n"); 2174cce13ff7SChris Wilson ret = PTR_ERR(fb); 2175f453ba04SDave Airlie goto out; 2176f453ba04SDave Airlie } 2177f453ba04SDave Airlie 2178e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 2179f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 21809440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2181f453ba04SDave Airlie 2182f453ba04SDave Airlie out: 2183f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2184f453ba04SDave Airlie return ret; 2185f453ba04SDave Airlie } 2186f453ba04SDave Airlie 2187f453ba04SDave Airlie /** 2188f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 2189f453ba04SDave Airlie * @inode: inode from the ioctl 2190f453ba04SDave Airlie * @filp: file * from the ioctl 2191f453ba04SDave Airlie * @cmd: cmd from ioctl 2192f453ba04SDave Airlie * @arg: arg from ioctl 2193f453ba04SDave Airlie * 2194f453ba04SDave Airlie * LOCKING: 2195f453ba04SDave Airlie * Takes mode config lock. 2196f453ba04SDave Airlie * 2197f453ba04SDave Airlie * Remove the FB specified by the user. 2198f453ba04SDave Airlie * 2199f453ba04SDave Airlie * Called by the user via ioctl. 2200f453ba04SDave Airlie * 2201f453ba04SDave Airlie * RETURNS: 2202f453ba04SDave Airlie * Zero on success, errno on failure. 2203f453ba04SDave Airlie */ 2204f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 2205f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2206f453ba04SDave Airlie { 2207f453ba04SDave Airlie struct drm_mode_object *obj; 2208f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2209f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 2210f453ba04SDave Airlie uint32_t *id = data; 2211f453ba04SDave Airlie int ret = 0; 2212f453ba04SDave Airlie int found = 0; 2213f453ba04SDave Airlie 2214fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2215fb3b06c8SDave Airlie return -EINVAL; 2216fb3b06c8SDave Airlie 2217f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2218f453ba04SDave Airlie obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); 221925985edcSLucas De Marchi /* TODO check that we really get a framebuffer back. */ 2220f453ba04SDave Airlie if (!obj) { 2221f453ba04SDave Airlie ret = -EINVAL; 2222f453ba04SDave Airlie goto out; 2223f453ba04SDave Airlie } 2224f453ba04SDave Airlie fb = obj_to_fb(obj); 2225f453ba04SDave Airlie 2226f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2227f453ba04SDave Airlie if (fb == fbl) 2228f453ba04SDave Airlie found = 1; 2229f453ba04SDave Airlie 2230f453ba04SDave Airlie if (!found) { 2231f453ba04SDave Airlie ret = -EINVAL; 2232f453ba04SDave Airlie goto out; 2233f453ba04SDave Airlie } 2234f453ba04SDave Airlie 2235f453ba04SDave Airlie /* TODO release all crtc connected to the framebuffer */ 2236f453ba04SDave Airlie /* TODO unhock the destructor from the buffer object */ 2237f453ba04SDave Airlie 2238f453ba04SDave Airlie list_del(&fb->filp_head); 2239f453ba04SDave Airlie fb->funcs->destroy(fb); 2240f453ba04SDave Airlie 2241f453ba04SDave Airlie out: 2242f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2243f453ba04SDave Airlie return ret; 2244f453ba04SDave Airlie } 2245f453ba04SDave Airlie 2246f453ba04SDave Airlie /** 2247f453ba04SDave Airlie * drm_mode_getfb - get FB info 2248f453ba04SDave Airlie * @inode: inode from the ioctl 2249f453ba04SDave Airlie * @filp: file * from the ioctl 2250f453ba04SDave Airlie * @cmd: cmd from ioctl 2251f453ba04SDave Airlie * @arg: arg from ioctl 2252f453ba04SDave Airlie * 2253f453ba04SDave Airlie * LOCKING: 2254b20f3867SSascha Hauer * Takes mode config lock. 2255f453ba04SDave Airlie * 2256f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 2257f453ba04SDave Airlie * 2258f453ba04SDave Airlie * Called by the user via ioctl. 2259f453ba04SDave Airlie * 2260f453ba04SDave Airlie * RETURNS: 2261f453ba04SDave Airlie * Zero on success, errno on failure. 2262f453ba04SDave Airlie */ 2263f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 2264f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2265f453ba04SDave Airlie { 2266f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 2267f453ba04SDave Airlie struct drm_mode_object *obj; 2268f453ba04SDave Airlie struct drm_framebuffer *fb; 2269f453ba04SDave Airlie int ret = 0; 2270f453ba04SDave Airlie 2271fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2272fb3b06c8SDave Airlie return -EINVAL; 2273fb3b06c8SDave Airlie 2274f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2275e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2276f453ba04SDave Airlie if (!obj) { 2277f453ba04SDave Airlie ret = -EINVAL; 2278f453ba04SDave Airlie goto out; 2279f453ba04SDave Airlie } 2280f453ba04SDave Airlie fb = obj_to_fb(obj); 2281f453ba04SDave Airlie 2282f453ba04SDave Airlie r->height = fb->height; 2283f453ba04SDave Airlie r->width = fb->width; 2284f453ba04SDave Airlie r->depth = fb->depth; 2285f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 228601f2c773SVille Syrjälä r->pitch = fb->pitches[0]; 2287f453ba04SDave Airlie fb->funcs->create_handle(fb, file_priv, &r->handle); 2288f453ba04SDave Airlie 2289f453ba04SDave Airlie out: 2290f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2291f453ba04SDave Airlie return ret; 2292f453ba04SDave Airlie } 2293f453ba04SDave Airlie 2294884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2295884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 2296884840aaSJakob Bornecrantz { 2297884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 2298884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 2299884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 2300884840aaSJakob Bornecrantz struct drm_mode_object *obj; 2301884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 2302884840aaSJakob Bornecrantz unsigned flags; 2303884840aaSJakob Bornecrantz int num_clips; 2304884840aaSJakob Bornecrantz int ret = 0; 2305884840aaSJakob Bornecrantz 2306fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2307fb3b06c8SDave Airlie return -EINVAL; 2308fb3b06c8SDave Airlie 2309884840aaSJakob Bornecrantz mutex_lock(&dev->mode_config.mutex); 2310884840aaSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2311884840aaSJakob Bornecrantz if (!obj) { 2312884840aaSJakob Bornecrantz ret = -EINVAL; 2313884840aaSJakob Bornecrantz goto out_err1; 2314884840aaSJakob Bornecrantz } 2315884840aaSJakob Bornecrantz fb = obj_to_fb(obj); 2316884840aaSJakob Bornecrantz 2317884840aaSJakob Bornecrantz num_clips = r->num_clips; 231881f6c7f8SVille Syrjälä clips_ptr = (struct drm_clip_rect __user *)(unsigned long)r->clips_ptr; 2319884840aaSJakob Bornecrantz 2320884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 2321884840aaSJakob Bornecrantz ret = -EINVAL; 2322884840aaSJakob Bornecrantz goto out_err1; 2323884840aaSJakob Bornecrantz } 2324884840aaSJakob Bornecrantz 2325884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2326884840aaSJakob Bornecrantz 2327884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 2328884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2329884840aaSJakob Bornecrantz ret = -EINVAL; 2330884840aaSJakob Bornecrantz goto out_err1; 2331884840aaSJakob Bornecrantz } 2332884840aaSJakob Bornecrantz 2333884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 2334a5cd3351SXi Wang if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { 2335a5cd3351SXi Wang ret = -EINVAL; 2336a5cd3351SXi Wang goto out_err1; 2337a5cd3351SXi Wang } 2338884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 2339884840aaSJakob Bornecrantz if (!clips) { 2340884840aaSJakob Bornecrantz ret = -ENOMEM; 2341884840aaSJakob Bornecrantz goto out_err1; 2342884840aaSJakob Bornecrantz } 2343884840aaSJakob Bornecrantz 2344884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 2345884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 2346e902a358SDan Carpenter if (ret) { 2347e902a358SDan Carpenter ret = -EFAULT; 2348884840aaSJakob Bornecrantz goto out_err2; 2349884840aaSJakob Bornecrantz } 2350e902a358SDan Carpenter } 2351884840aaSJakob Bornecrantz 2352884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 235302b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 235402b00162SThomas Hellstrom clips, num_clips); 2355884840aaSJakob Bornecrantz } else { 2356884840aaSJakob Bornecrantz ret = -ENOSYS; 2357884840aaSJakob Bornecrantz goto out_err2; 2358884840aaSJakob Bornecrantz } 2359884840aaSJakob Bornecrantz 2360884840aaSJakob Bornecrantz out_err2: 2361884840aaSJakob Bornecrantz kfree(clips); 2362884840aaSJakob Bornecrantz out_err1: 2363884840aaSJakob Bornecrantz mutex_unlock(&dev->mode_config.mutex); 2364884840aaSJakob Bornecrantz return ret; 2365884840aaSJakob Bornecrantz } 2366884840aaSJakob Bornecrantz 2367884840aaSJakob Bornecrantz 2368f453ba04SDave Airlie /** 2369f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 2370f453ba04SDave Airlie * @filp: file * from the ioctl 2371f453ba04SDave Airlie * 2372f453ba04SDave Airlie * LOCKING: 2373f453ba04SDave Airlie * Takes mode config lock. 2374f453ba04SDave Airlie * 2375f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 2376f453ba04SDave Airlie * 2377f453ba04SDave Airlie * Called by the user via ioctl. 2378f453ba04SDave Airlie * 2379f453ba04SDave Airlie * RETURNS: 2380f453ba04SDave Airlie * Zero on success, errno on failure. 2381f453ba04SDave Airlie */ 2382ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 2383f453ba04SDave Airlie { 2384f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 2385f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 2386f453ba04SDave Airlie 2387f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2388f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 2389f453ba04SDave Airlie list_del(&fb->filp_head); 2390f453ba04SDave Airlie fb->funcs->destroy(fb); 2391f453ba04SDave Airlie } 2392f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2393f453ba04SDave Airlie } 2394f453ba04SDave Airlie 2395f453ba04SDave Airlie /** 2396f453ba04SDave Airlie * drm_mode_attachmode - add a mode to the user mode list 2397f453ba04SDave Airlie * @dev: DRM device 2398f453ba04SDave Airlie * @connector: connector to add the mode to 2399f453ba04SDave Airlie * @mode: mode to add 2400f453ba04SDave Airlie * 2401f453ba04SDave Airlie * Add @mode to @connector's user mode list. 2402f453ba04SDave Airlie */ 2403f453ba04SDave Airlie static int drm_mode_attachmode(struct drm_device *dev, 2404f453ba04SDave Airlie struct drm_connector *connector, 2405f453ba04SDave Airlie struct drm_display_mode *mode) 2406f453ba04SDave Airlie { 2407f453ba04SDave Airlie int ret = 0; 2408f453ba04SDave Airlie 2409f453ba04SDave Airlie list_add_tail(&mode->head, &connector->user_modes); 2410f453ba04SDave Airlie return ret; 2411f453ba04SDave Airlie } 2412f453ba04SDave Airlie 2413f453ba04SDave Airlie int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 2414f453ba04SDave Airlie struct drm_display_mode *mode) 2415f453ba04SDave Airlie { 2416f453ba04SDave Airlie struct drm_connector *connector; 2417f453ba04SDave Airlie int ret = 0; 2418f453ba04SDave Airlie struct drm_display_mode *dup_mode; 2419f453ba04SDave Airlie int need_dup = 0; 2420f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2421f453ba04SDave Airlie if (!connector->encoder) 2422f453ba04SDave Airlie break; 2423f453ba04SDave Airlie if (connector->encoder->crtc == crtc) { 2424f453ba04SDave Airlie if (need_dup) 2425f453ba04SDave Airlie dup_mode = drm_mode_duplicate(dev, mode); 2426f453ba04SDave Airlie else 2427f453ba04SDave Airlie dup_mode = mode; 2428f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, dup_mode); 2429f453ba04SDave Airlie if (ret) 2430f453ba04SDave Airlie return ret; 2431f453ba04SDave Airlie need_dup = 1; 2432f453ba04SDave Airlie } 2433f453ba04SDave Airlie } 2434f453ba04SDave Airlie return 0; 2435f453ba04SDave Airlie } 2436f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_attachmode_crtc); 2437f453ba04SDave Airlie 2438f453ba04SDave Airlie static int drm_mode_detachmode(struct drm_device *dev, 2439f453ba04SDave Airlie struct drm_connector *connector, 2440f453ba04SDave Airlie struct drm_display_mode *mode) 2441f453ba04SDave Airlie { 2442f453ba04SDave Airlie int found = 0; 2443f453ba04SDave Airlie int ret = 0; 2444f453ba04SDave Airlie struct drm_display_mode *match_mode, *t; 2445f453ba04SDave Airlie 2446f453ba04SDave Airlie list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 2447f453ba04SDave Airlie if (drm_mode_equal(match_mode, mode)) { 2448f453ba04SDave Airlie list_del(&match_mode->head); 2449f453ba04SDave Airlie drm_mode_destroy(dev, match_mode); 2450f453ba04SDave Airlie found = 1; 2451f453ba04SDave Airlie break; 2452f453ba04SDave Airlie } 2453f453ba04SDave Airlie } 2454f453ba04SDave Airlie 2455f453ba04SDave Airlie if (!found) 2456f453ba04SDave Airlie ret = -EINVAL; 2457f453ba04SDave Airlie 2458f453ba04SDave Airlie return ret; 2459f453ba04SDave Airlie } 2460f453ba04SDave Airlie 2461f453ba04SDave Airlie int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 2462f453ba04SDave Airlie { 2463f453ba04SDave Airlie struct drm_connector *connector; 2464f453ba04SDave Airlie 2465f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2466f453ba04SDave Airlie drm_mode_detachmode(dev, connector, mode); 2467f453ba04SDave Airlie } 2468f453ba04SDave Airlie return 0; 2469f453ba04SDave Airlie } 2470f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_detachmode_crtc); 2471f453ba04SDave Airlie 2472f453ba04SDave Airlie /** 2473f453ba04SDave Airlie * drm_fb_attachmode - Attach a user mode to an connector 2474f453ba04SDave Airlie * @inode: inode from the ioctl 2475f453ba04SDave Airlie * @filp: file * from the ioctl 2476f453ba04SDave Airlie * @cmd: cmd from ioctl 2477f453ba04SDave Airlie * @arg: arg from ioctl 2478f453ba04SDave Airlie * 2479f453ba04SDave Airlie * This attaches a user specified mode to an connector. 2480f453ba04SDave Airlie * Called by the user via ioctl. 2481f453ba04SDave Airlie * 2482f453ba04SDave Airlie * RETURNS: 2483f453ba04SDave Airlie * Zero on success, errno on failure. 2484f453ba04SDave Airlie */ 2485f453ba04SDave Airlie int drm_mode_attachmode_ioctl(struct drm_device *dev, 2486f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2487f453ba04SDave Airlie { 2488f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2489f453ba04SDave Airlie struct drm_connector *connector; 2490f453ba04SDave Airlie struct drm_display_mode *mode; 2491f453ba04SDave Airlie struct drm_mode_object *obj; 2492f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2493f453ba04SDave Airlie int ret = 0; 2494f453ba04SDave Airlie 2495fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2496fb3b06c8SDave Airlie return -EINVAL; 2497fb3b06c8SDave Airlie 2498f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2499f453ba04SDave Airlie 2500f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2501f453ba04SDave Airlie if (!obj) { 2502f453ba04SDave Airlie ret = -EINVAL; 2503f453ba04SDave Airlie goto out; 2504f453ba04SDave Airlie } 2505f453ba04SDave Airlie connector = obj_to_connector(obj); 2506f453ba04SDave Airlie 2507f453ba04SDave Airlie mode = drm_mode_create(dev); 2508f453ba04SDave Airlie if (!mode) { 2509f453ba04SDave Airlie ret = -ENOMEM; 2510f453ba04SDave Airlie goto out; 2511f453ba04SDave Airlie } 2512f453ba04SDave Airlie 2513f453ba04SDave Airlie drm_crtc_convert_umode(mode, umode); 2514f453ba04SDave Airlie 2515f453ba04SDave Airlie ret = drm_mode_attachmode(dev, connector, mode); 2516f453ba04SDave Airlie out: 2517f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2518f453ba04SDave Airlie return ret; 2519f453ba04SDave Airlie } 2520f453ba04SDave Airlie 2521f453ba04SDave Airlie 2522f453ba04SDave Airlie /** 2523f453ba04SDave Airlie * drm_fb_detachmode - Detach a user specified mode from an connector 2524f453ba04SDave Airlie * @inode: inode from the ioctl 2525f453ba04SDave Airlie * @filp: file * from the ioctl 2526f453ba04SDave Airlie * @cmd: cmd from ioctl 2527f453ba04SDave Airlie * @arg: arg from ioctl 2528f453ba04SDave Airlie * 2529f453ba04SDave Airlie * Called by the user via ioctl. 2530f453ba04SDave Airlie * 2531f453ba04SDave Airlie * RETURNS: 2532f453ba04SDave Airlie * Zero on success, errno on failure. 2533f453ba04SDave Airlie */ 2534f453ba04SDave Airlie int drm_mode_detachmode_ioctl(struct drm_device *dev, 2535f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2536f453ba04SDave Airlie { 2537f453ba04SDave Airlie struct drm_mode_object *obj; 2538f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2539f453ba04SDave Airlie struct drm_connector *connector; 2540f453ba04SDave Airlie struct drm_display_mode mode; 2541f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2542f453ba04SDave Airlie int ret = 0; 2543f453ba04SDave Airlie 2544fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2545fb3b06c8SDave Airlie return -EINVAL; 2546fb3b06c8SDave Airlie 2547f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2548f453ba04SDave Airlie 2549f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2550f453ba04SDave Airlie if (!obj) { 2551f453ba04SDave Airlie ret = -EINVAL; 2552f453ba04SDave Airlie goto out; 2553f453ba04SDave Airlie } 2554f453ba04SDave Airlie connector = obj_to_connector(obj); 2555f453ba04SDave Airlie 2556f453ba04SDave Airlie drm_crtc_convert_umode(&mode, umode); 2557f453ba04SDave Airlie ret = drm_mode_detachmode(dev, connector, &mode); 2558f453ba04SDave Airlie out: 2559f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2560f453ba04SDave Airlie return ret; 2561f453ba04SDave Airlie } 2562f453ba04SDave Airlie 2563f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2564f453ba04SDave Airlie const char *name, int num_values) 2565f453ba04SDave Airlie { 2566f453ba04SDave Airlie struct drm_property *property = NULL; 2567f453ba04SDave Airlie 2568f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2569f453ba04SDave Airlie if (!property) 2570f453ba04SDave Airlie return NULL; 2571f453ba04SDave Airlie 2572f453ba04SDave Airlie if (num_values) { 2573f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2574f453ba04SDave Airlie if (!property->values) 2575f453ba04SDave Airlie goto fail; 2576f453ba04SDave Airlie } 2577f453ba04SDave Airlie 2578f453ba04SDave Airlie drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 2579f453ba04SDave Airlie property->flags = flags; 2580f453ba04SDave Airlie property->num_values = num_values; 2581f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2582f453ba04SDave Airlie 2583471dd2efSVinson Lee if (name) { 2584f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2585471dd2efSVinson Lee property->name[DRM_PROP_NAME_LEN-1] = '\0'; 2586471dd2efSVinson Lee } 2587f453ba04SDave Airlie 2588f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2589f453ba04SDave Airlie return property; 2590f453ba04SDave Airlie fail: 2591f453ba04SDave Airlie kfree(property); 2592f453ba04SDave Airlie return NULL; 2593f453ba04SDave Airlie } 2594f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2595f453ba04SDave Airlie 25964a67d391SSascha Hauer struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 25974a67d391SSascha Hauer const char *name, 25984a67d391SSascha Hauer const struct drm_prop_enum_list *props, 25994a67d391SSascha Hauer int num_values) 26004a67d391SSascha Hauer { 26014a67d391SSascha Hauer struct drm_property *property; 26024a67d391SSascha Hauer int i, ret; 26034a67d391SSascha Hauer 26044a67d391SSascha Hauer flags |= DRM_MODE_PROP_ENUM; 26054a67d391SSascha Hauer 26064a67d391SSascha Hauer property = drm_property_create(dev, flags, name, num_values); 26074a67d391SSascha Hauer if (!property) 26084a67d391SSascha Hauer return NULL; 26094a67d391SSascha Hauer 26104a67d391SSascha Hauer for (i = 0; i < num_values; i++) { 26114a67d391SSascha Hauer ret = drm_property_add_enum(property, i, 26124a67d391SSascha Hauer props[i].type, 26134a67d391SSascha Hauer props[i].name); 26144a67d391SSascha Hauer if (ret) { 26154a67d391SSascha Hauer drm_property_destroy(dev, property); 26164a67d391SSascha Hauer return NULL; 26174a67d391SSascha Hauer } 26184a67d391SSascha Hauer } 26194a67d391SSascha Hauer 26204a67d391SSascha Hauer return property; 26214a67d391SSascha Hauer } 26224a67d391SSascha Hauer EXPORT_SYMBOL(drm_property_create_enum); 26234a67d391SSascha Hauer 2624f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2625f453ba04SDave Airlie uint64_t value, const char *name) 2626f453ba04SDave Airlie { 2627f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2628f453ba04SDave Airlie 2629f453ba04SDave Airlie if (!(property->flags & DRM_MODE_PROP_ENUM)) 2630f453ba04SDave Airlie return -EINVAL; 2631f453ba04SDave Airlie 2632f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2633f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2634f453ba04SDave Airlie if (prop_enum->value == value) { 2635f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2636f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2637f453ba04SDave Airlie return 0; 2638f453ba04SDave Airlie } 2639f453ba04SDave Airlie } 2640f453ba04SDave Airlie } 2641f453ba04SDave Airlie 2642f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2643f453ba04SDave Airlie if (!prop_enum) 2644f453ba04SDave Airlie return -ENOMEM; 2645f453ba04SDave Airlie 2646f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2647f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2648f453ba04SDave Airlie prop_enum->value = value; 2649f453ba04SDave Airlie 2650f453ba04SDave Airlie property->values[index] = value; 2651f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2652f453ba04SDave Airlie return 0; 2653f453ba04SDave Airlie } 2654f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2655f453ba04SDave Airlie 2656f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2657f453ba04SDave Airlie { 2658f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2659f453ba04SDave Airlie 2660f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2661f453ba04SDave Airlie list_del(&prop_enum->head); 2662f453ba04SDave Airlie kfree(prop_enum); 2663f453ba04SDave Airlie } 2664f453ba04SDave Airlie 2665f453ba04SDave Airlie if (property->num_values) 2666f453ba04SDave Airlie kfree(property->values); 2667f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2668f453ba04SDave Airlie list_del(&property->head); 2669f453ba04SDave Airlie kfree(property); 2670f453ba04SDave Airlie } 2671f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2672f453ba04SDave Airlie 2673f453ba04SDave Airlie int drm_connector_attach_property(struct drm_connector *connector, 2674f453ba04SDave Airlie struct drm_property *property, uint64_t init_val) 2675f453ba04SDave Airlie { 2676f453ba04SDave Airlie int i; 2677f453ba04SDave Airlie 2678f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2679f453ba04SDave Airlie if (connector->property_ids[i] == 0) { 2680f453ba04SDave Airlie connector->property_ids[i] = property->base.id; 2681f453ba04SDave Airlie connector->property_values[i] = init_val; 2682f453ba04SDave Airlie break; 2683f453ba04SDave Airlie } 2684f453ba04SDave Airlie } 2685f453ba04SDave Airlie 2686f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2687f453ba04SDave Airlie return -EINVAL; 2688f453ba04SDave Airlie return 0; 2689f453ba04SDave Airlie } 2690f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_attach_property); 2691f453ba04SDave Airlie 2692f453ba04SDave Airlie int drm_connector_property_set_value(struct drm_connector *connector, 2693f453ba04SDave Airlie struct drm_property *property, uint64_t value) 2694f453ba04SDave Airlie { 2695f453ba04SDave Airlie int i; 2696f453ba04SDave Airlie 2697f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2698f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2699f453ba04SDave Airlie connector->property_values[i] = value; 2700f453ba04SDave Airlie break; 2701f453ba04SDave Airlie } 2702f453ba04SDave Airlie } 2703f453ba04SDave Airlie 2704f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2705f453ba04SDave Airlie return -EINVAL; 2706f453ba04SDave Airlie return 0; 2707f453ba04SDave Airlie } 2708f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_set_value); 2709f453ba04SDave Airlie 2710f453ba04SDave Airlie int drm_connector_property_get_value(struct drm_connector *connector, 2711f453ba04SDave Airlie struct drm_property *property, uint64_t *val) 2712f453ba04SDave Airlie { 2713f453ba04SDave Airlie int i; 2714f453ba04SDave Airlie 2715f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2716f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2717f453ba04SDave Airlie *val = connector->property_values[i]; 2718f453ba04SDave Airlie break; 2719f453ba04SDave Airlie } 2720f453ba04SDave Airlie } 2721f453ba04SDave Airlie 2722f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2723f453ba04SDave Airlie return -EINVAL; 2724f453ba04SDave Airlie return 0; 2725f453ba04SDave Airlie } 2726f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_get_value); 2727f453ba04SDave Airlie 2728f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 2729f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2730f453ba04SDave Airlie { 2731f453ba04SDave Airlie struct drm_mode_object *obj; 2732f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 2733f453ba04SDave Airlie struct drm_property *property; 2734f453ba04SDave Airlie int enum_count = 0; 2735f453ba04SDave Airlie int blob_count = 0; 2736f453ba04SDave Airlie int value_count = 0; 2737f453ba04SDave Airlie int ret = 0, i; 2738f453ba04SDave Airlie int copied; 2739f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2740f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 2741f453ba04SDave Airlie struct drm_property_blob *prop_blob; 274281f6c7f8SVille Syrjälä uint32_t __user *blob_id_ptr; 2743f453ba04SDave Airlie uint64_t __user *values_ptr; 2744f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 2745f453ba04SDave Airlie 2746fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2747fb3b06c8SDave Airlie return -EINVAL; 2748fb3b06c8SDave Airlie 2749f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2750f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2751f453ba04SDave Airlie if (!obj) { 2752f453ba04SDave Airlie ret = -EINVAL; 2753f453ba04SDave Airlie goto done; 2754f453ba04SDave Airlie } 2755f453ba04SDave Airlie property = obj_to_property(obj); 2756f453ba04SDave Airlie 2757f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2758f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 2759f453ba04SDave Airlie enum_count++; 2760f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 2761f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 2762f453ba04SDave Airlie blob_count++; 2763f453ba04SDave Airlie } 2764f453ba04SDave Airlie 2765f453ba04SDave Airlie value_count = property->num_values; 2766f453ba04SDave Airlie 2767f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 2768f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 2769f453ba04SDave Airlie out_resp->flags = property->flags; 2770f453ba04SDave Airlie 2771f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 277281f6c7f8SVille Syrjälä values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr; 2773f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 2774f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 2775f453ba04SDave Airlie ret = -EFAULT; 2776f453ba04SDave Airlie goto done; 2777f453ba04SDave Airlie } 2778f453ba04SDave Airlie } 2779f453ba04SDave Airlie } 2780f453ba04SDave Airlie out_resp->count_values = value_count; 2781f453ba04SDave Airlie 2782f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2783f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 2784f453ba04SDave Airlie copied = 0; 278581f6c7f8SVille Syrjälä enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr; 2786f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2787f453ba04SDave Airlie 2788f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 2789f453ba04SDave Airlie ret = -EFAULT; 2790f453ba04SDave Airlie goto done; 2791f453ba04SDave Airlie } 2792f453ba04SDave Airlie 2793f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 2794f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 2795f453ba04SDave Airlie ret = -EFAULT; 2796f453ba04SDave Airlie goto done; 2797f453ba04SDave Airlie } 2798f453ba04SDave Airlie copied++; 2799f453ba04SDave Airlie } 2800f453ba04SDave Airlie } 2801f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 2802f453ba04SDave Airlie } 2803f453ba04SDave Airlie 2804f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 2805f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 2806f453ba04SDave Airlie copied = 0; 280781f6c7f8SVille Syrjälä blob_id_ptr = (uint32_t __user *)(unsigned long)out_resp->enum_blob_ptr; 280881f6c7f8SVille Syrjälä blob_length_ptr = (uint32_t __user *)(unsigned long)out_resp->values_ptr; 2809f453ba04SDave Airlie 2810f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 2811f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 2812f453ba04SDave Airlie ret = -EFAULT; 2813f453ba04SDave Airlie goto done; 2814f453ba04SDave Airlie } 2815f453ba04SDave Airlie 2816f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 2817f453ba04SDave Airlie ret = -EFAULT; 2818f453ba04SDave Airlie goto done; 2819f453ba04SDave Airlie } 2820f453ba04SDave Airlie 2821f453ba04SDave Airlie copied++; 2822f453ba04SDave Airlie } 2823f453ba04SDave Airlie } 2824f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 2825f453ba04SDave Airlie } 2826f453ba04SDave Airlie done: 2827f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2828f453ba04SDave Airlie return ret; 2829f453ba04SDave Airlie } 2830f453ba04SDave Airlie 2831f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 2832f453ba04SDave Airlie void *data) 2833f453ba04SDave Airlie { 2834f453ba04SDave Airlie struct drm_property_blob *blob; 2835f453ba04SDave Airlie 2836f453ba04SDave Airlie if (!length || !data) 2837f453ba04SDave Airlie return NULL; 2838f453ba04SDave Airlie 2839f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 2840f453ba04SDave Airlie if (!blob) 2841f453ba04SDave Airlie return NULL; 2842f453ba04SDave Airlie 2843f453ba04SDave Airlie blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob)); 2844f453ba04SDave Airlie blob->length = length; 2845f453ba04SDave Airlie 2846f453ba04SDave Airlie memcpy(blob->data, data, length); 2847f453ba04SDave Airlie 2848f453ba04SDave Airlie drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 2849f453ba04SDave Airlie 2850f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 2851f453ba04SDave Airlie return blob; 2852f453ba04SDave Airlie } 2853f453ba04SDave Airlie 2854f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 2855f453ba04SDave Airlie struct drm_property_blob *blob) 2856f453ba04SDave Airlie { 2857f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 2858f453ba04SDave Airlie list_del(&blob->head); 2859f453ba04SDave Airlie kfree(blob); 2860f453ba04SDave Airlie } 2861f453ba04SDave Airlie 2862f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 2863f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2864f453ba04SDave Airlie { 2865f453ba04SDave Airlie struct drm_mode_object *obj; 2866f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 2867f453ba04SDave Airlie struct drm_property_blob *blob; 2868f453ba04SDave Airlie int ret = 0; 286981f6c7f8SVille Syrjälä void __user *blob_ptr; 2870f453ba04SDave Airlie 2871fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2872fb3b06c8SDave Airlie return -EINVAL; 2873fb3b06c8SDave Airlie 2874f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2875f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 2876f453ba04SDave Airlie if (!obj) { 2877f453ba04SDave Airlie ret = -EINVAL; 2878f453ba04SDave Airlie goto done; 2879f453ba04SDave Airlie } 2880f453ba04SDave Airlie blob = obj_to_blob(obj); 2881f453ba04SDave Airlie 2882f453ba04SDave Airlie if (out_resp->length == blob->length) { 288381f6c7f8SVille Syrjälä blob_ptr = (void __user *)(unsigned long)out_resp->data; 2884f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 2885f453ba04SDave Airlie ret = -EFAULT; 2886f453ba04SDave Airlie goto done; 2887f453ba04SDave Airlie } 2888f453ba04SDave Airlie } 2889f453ba04SDave Airlie out_resp->length = blob->length; 2890f453ba04SDave Airlie 2891f453ba04SDave Airlie done: 2892f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2893f453ba04SDave Airlie return ret; 2894f453ba04SDave Airlie } 2895f453ba04SDave Airlie 2896f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 2897f453ba04SDave Airlie struct edid *edid) 2898f453ba04SDave Airlie { 2899f453ba04SDave Airlie struct drm_device *dev = connector->dev; 29007466f4ccSAdam Jackson int ret = 0, size; 2901f453ba04SDave Airlie 2902f453ba04SDave Airlie if (connector->edid_blob_ptr) 2903f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 2904f453ba04SDave Airlie 2905f453ba04SDave Airlie /* Delete edid, when there is none. */ 2906f453ba04SDave Airlie if (!edid) { 2907f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 2908f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, dev->mode_config.edid_property, 0); 2909f453ba04SDave Airlie return ret; 2910f453ba04SDave Airlie } 2911f453ba04SDave Airlie 29127466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 29137466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 29147466f4ccSAdam Jackson size, edid); 2915f453ba04SDave Airlie 2916f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, 2917f453ba04SDave Airlie dev->mode_config.edid_property, 2918f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 2919f453ba04SDave Airlie 2920f453ba04SDave Airlie return ret; 2921f453ba04SDave Airlie } 2922f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 2923f453ba04SDave Airlie 2924f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 2925f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2926f453ba04SDave Airlie { 2927f453ba04SDave Airlie struct drm_mode_connector_set_property *out_resp = data; 2928f453ba04SDave Airlie struct drm_mode_object *obj; 2929f453ba04SDave Airlie struct drm_property *property; 2930f453ba04SDave Airlie struct drm_connector *connector; 2931f453ba04SDave Airlie int ret = -EINVAL; 2932f453ba04SDave Airlie int i; 2933f453ba04SDave Airlie 2934fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2935fb3b06c8SDave Airlie return -EINVAL; 2936fb3b06c8SDave Airlie 2937f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2938f453ba04SDave Airlie 2939f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2940f453ba04SDave Airlie if (!obj) { 2941f453ba04SDave Airlie goto out; 2942f453ba04SDave Airlie } 2943f453ba04SDave Airlie connector = obj_to_connector(obj); 2944f453ba04SDave Airlie 2945f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2946f453ba04SDave Airlie if (connector->property_ids[i] == out_resp->prop_id) 2947f453ba04SDave Airlie break; 2948f453ba04SDave Airlie } 2949f453ba04SDave Airlie 2950f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) { 2951f453ba04SDave Airlie goto out; 2952f453ba04SDave Airlie } 2953f453ba04SDave Airlie 2954f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2955f453ba04SDave Airlie if (!obj) { 2956f453ba04SDave Airlie goto out; 2957f453ba04SDave Airlie } 2958f453ba04SDave Airlie property = obj_to_property(obj); 2959f453ba04SDave Airlie 2960f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_IMMUTABLE) 2961f453ba04SDave Airlie goto out; 2962f453ba04SDave Airlie 2963f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_RANGE) { 2964f453ba04SDave Airlie if (out_resp->value < property->values[0]) 2965f453ba04SDave Airlie goto out; 2966f453ba04SDave Airlie 2967f453ba04SDave Airlie if (out_resp->value > property->values[1]) 2968f453ba04SDave Airlie goto out; 2969f453ba04SDave Airlie } else { 2970f453ba04SDave Airlie int found = 0; 2971f453ba04SDave Airlie for (i = 0; i < property->num_values; i++) { 2972f453ba04SDave Airlie if (property->values[i] == out_resp->value) { 2973f453ba04SDave Airlie found = 1; 2974f453ba04SDave Airlie break; 2975f453ba04SDave Airlie } 2976f453ba04SDave Airlie } 2977f453ba04SDave Airlie if (!found) { 2978f453ba04SDave Airlie goto out; 2979f453ba04SDave Airlie } 2980f453ba04SDave Airlie } 2981f453ba04SDave Airlie 2982c9fb15f6SKeith Packard /* Do DPMS ourselves */ 2983c9fb15f6SKeith Packard if (property == connector->dev->mode_config.dpms_property) { 2984c9fb15f6SKeith Packard if (connector->funcs->dpms) 2985c9fb15f6SKeith Packard (*connector->funcs->dpms)(connector, (int) out_resp->value); 2986c9fb15f6SKeith Packard ret = 0; 2987c9fb15f6SKeith Packard } else if (connector->funcs->set_property) 2988f453ba04SDave Airlie ret = connector->funcs->set_property(connector, property, out_resp->value); 2989f453ba04SDave Airlie 2990af901ca1SAndré Goddard Rosa /* store the property value if successful */ 2991f453ba04SDave Airlie if (!ret) 2992f453ba04SDave Airlie drm_connector_property_set_value(connector, property, out_resp->value); 2993f453ba04SDave Airlie out: 2994f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2995f453ba04SDave Airlie return ret; 2996f453ba04SDave Airlie } 2997f453ba04SDave Airlie 2998f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 2999f453ba04SDave Airlie struct drm_encoder *encoder) 3000f453ba04SDave Airlie { 3001f453ba04SDave Airlie int i; 3002f453ba04SDave Airlie 3003f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3004f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 3005f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 3006f453ba04SDave Airlie return 0; 3007f453ba04SDave Airlie } 3008f453ba04SDave Airlie } 3009f453ba04SDave Airlie return -ENOMEM; 3010f453ba04SDave Airlie } 3011f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 3012f453ba04SDave Airlie 3013f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 3014f453ba04SDave Airlie struct drm_encoder *encoder) 3015f453ba04SDave Airlie { 3016f453ba04SDave Airlie int i; 3017f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3018f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 3019f453ba04SDave Airlie connector->encoder_ids[i] = 0; 3020f453ba04SDave Airlie if (connector->encoder == encoder) 3021f453ba04SDave Airlie connector->encoder = NULL; 3022f453ba04SDave Airlie break; 3023f453ba04SDave Airlie } 3024f453ba04SDave Airlie } 3025f453ba04SDave Airlie } 3026f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 3027f453ba04SDave Airlie 30284cae5b84SSascha Hauer int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 3029f453ba04SDave Airlie int gamma_size) 3030f453ba04SDave Airlie { 3031f453ba04SDave Airlie crtc->gamma_size = gamma_size; 3032f453ba04SDave Airlie 3033f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 3034f453ba04SDave Airlie if (!crtc->gamma_store) { 3035f453ba04SDave Airlie crtc->gamma_size = 0; 30364cae5b84SSascha Hauer return -ENOMEM; 3037f453ba04SDave Airlie } 3038f453ba04SDave Airlie 30394cae5b84SSascha Hauer return 0; 3040f453ba04SDave Airlie } 3041f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 3042f453ba04SDave Airlie 3043f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 3044f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3045f453ba04SDave Airlie { 3046f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3047f453ba04SDave Airlie struct drm_mode_object *obj; 3048f453ba04SDave Airlie struct drm_crtc *crtc; 3049f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3050f453ba04SDave Airlie int size; 3051f453ba04SDave Airlie int ret = 0; 3052f453ba04SDave Airlie 3053fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3054fb3b06c8SDave Airlie return -EINVAL; 3055fb3b06c8SDave Airlie 3056f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3057f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3058f453ba04SDave Airlie if (!obj) { 3059f453ba04SDave Airlie ret = -EINVAL; 3060f453ba04SDave Airlie goto out; 3061f453ba04SDave Airlie } 3062f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3063f453ba04SDave Airlie 3064f453ba04SDave Airlie /* memcpy into gamma store */ 3065f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3066f453ba04SDave Airlie ret = -EINVAL; 3067f453ba04SDave Airlie goto out; 3068f453ba04SDave Airlie } 3069f453ba04SDave Airlie 3070f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3071f453ba04SDave Airlie r_base = crtc->gamma_store; 3072f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 3073f453ba04SDave Airlie ret = -EFAULT; 3074f453ba04SDave Airlie goto out; 3075f453ba04SDave Airlie } 3076f453ba04SDave Airlie 3077f453ba04SDave Airlie g_base = r_base + size; 3078f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 3079f453ba04SDave Airlie ret = -EFAULT; 3080f453ba04SDave Airlie goto out; 3081f453ba04SDave Airlie } 3082f453ba04SDave Airlie 3083f453ba04SDave Airlie b_base = g_base + size; 3084f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 3085f453ba04SDave Airlie ret = -EFAULT; 3086f453ba04SDave Airlie goto out; 3087f453ba04SDave Airlie } 3088f453ba04SDave Airlie 30897203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 3090f453ba04SDave Airlie 3091f453ba04SDave Airlie out: 3092f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3093f453ba04SDave Airlie return ret; 3094f453ba04SDave Airlie 3095f453ba04SDave Airlie } 3096f453ba04SDave Airlie 3097f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 3098f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3099f453ba04SDave Airlie { 3100f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3101f453ba04SDave Airlie struct drm_mode_object *obj; 3102f453ba04SDave Airlie struct drm_crtc *crtc; 3103f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3104f453ba04SDave Airlie int size; 3105f453ba04SDave Airlie int ret = 0; 3106f453ba04SDave Airlie 3107fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3108fb3b06c8SDave Airlie return -EINVAL; 3109fb3b06c8SDave Airlie 3110f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3111f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3112f453ba04SDave Airlie if (!obj) { 3113f453ba04SDave Airlie ret = -EINVAL; 3114f453ba04SDave Airlie goto out; 3115f453ba04SDave Airlie } 3116f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3117f453ba04SDave Airlie 3118f453ba04SDave Airlie /* memcpy into gamma store */ 3119f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3120f453ba04SDave Airlie ret = -EINVAL; 3121f453ba04SDave Airlie goto out; 3122f453ba04SDave Airlie } 3123f453ba04SDave Airlie 3124f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3125f453ba04SDave Airlie r_base = crtc->gamma_store; 3126f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 3127f453ba04SDave Airlie ret = -EFAULT; 3128f453ba04SDave Airlie goto out; 3129f453ba04SDave Airlie } 3130f453ba04SDave Airlie 3131f453ba04SDave Airlie g_base = r_base + size; 3132f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 3133f453ba04SDave Airlie ret = -EFAULT; 3134f453ba04SDave Airlie goto out; 3135f453ba04SDave Airlie } 3136f453ba04SDave Airlie 3137f453ba04SDave Airlie b_base = g_base + size; 3138f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 3139f453ba04SDave Airlie ret = -EFAULT; 3140f453ba04SDave Airlie goto out; 3141f453ba04SDave Airlie } 3142f453ba04SDave Airlie out: 3143f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3144f453ba04SDave Airlie return ret; 3145f453ba04SDave Airlie } 3146d91d8a3fSKristian Høgsberg 3147d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 3148d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 3149d91d8a3fSKristian Høgsberg { 3150d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 3151d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 3152d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 3153d91d8a3fSKristian Høgsberg struct drm_framebuffer *fb; 3154d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 3155d91d8a3fSKristian Høgsberg unsigned long flags; 3156d91d8a3fSKristian Høgsberg int ret = -EINVAL; 3157d91d8a3fSKristian Høgsberg 3158d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3159d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 3160d91d8a3fSKristian Høgsberg return -EINVAL; 3161d91d8a3fSKristian Høgsberg 3162d91d8a3fSKristian Høgsberg mutex_lock(&dev->mode_config.mutex); 3163d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3164d91d8a3fSKristian Høgsberg if (!obj) 3165d91d8a3fSKristian Høgsberg goto out; 3166d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 3167d91d8a3fSKristian Høgsberg 316890c1efddSChris Wilson if (crtc->fb == NULL) { 316990c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 317090c1efddSChris Wilson * due to a hotplug event, that userspace has not 317190c1efddSChris Wilson * yet discovered. 317290c1efddSChris Wilson */ 317390c1efddSChris Wilson ret = -EBUSY; 317490c1efddSChris Wilson goto out; 317590c1efddSChris Wilson } 317690c1efddSChris Wilson 3177d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 3178d91d8a3fSKristian Høgsberg goto out; 3179d91d8a3fSKristian Høgsberg 3180d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); 3181d91d8a3fSKristian Høgsberg if (!obj) 3182d91d8a3fSKristian Høgsberg goto out; 3183d91d8a3fSKristian Høgsberg fb = obj_to_fb(obj); 3184d91d8a3fSKristian Høgsberg 3185d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3186d91d8a3fSKristian Høgsberg ret = -ENOMEM; 3187d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3188d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 3189d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3190d91d8a3fSKristian Høgsberg goto out; 3191d91d8a3fSKristian Høgsberg } 3192d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 3193d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3194d91d8a3fSKristian Høgsberg 3195d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 3196d91d8a3fSKristian Høgsberg if (e == NULL) { 3197d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3198d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3199d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3200d91d8a3fSKristian Høgsberg goto out; 3201d91d8a3fSKristian Høgsberg } 3202d91d8a3fSKristian Høgsberg 32037bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3204d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 3205d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 3206d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 3207d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 3208d91d8a3fSKristian Høgsberg e->base.destroy = 3209d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 3210d91d8a3fSKristian Høgsberg } 3211d91d8a3fSKristian Høgsberg 3212d91d8a3fSKristian Høgsberg ret = crtc->funcs->page_flip(crtc, fb, e); 3213d91d8a3fSKristian Høgsberg if (ret) { 3214d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3215d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3216d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3217d91d8a3fSKristian Høgsberg kfree(e); 3218d91d8a3fSKristian Høgsberg } 3219d91d8a3fSKristian Høgsberg 3220d91d8a3fSKristian Høgsberg out: 3221d91d8a3fSKristian Høgsberg mutex_unlock(&dev->mode_config.mutex); 3222d91d8a3fSKristian Høgsberg return ret; 3223d91d8a3fSKristian Høgsberg } 3224eb033556SChris Wilson 3225eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 3226eb033556SChris Wilson { 3227eb033556SChris Wilson struct drm_crtc *crtc; 3228eb033556SChris Wilson struct drm_encoder *encoder; 3229eb033556SChris Wilson struct drm_connector *connector; 3230eb033556SChris Wilson 3231eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3232eb033556SChris Wilson if (crtc->funcs->reset) 3233eb033556SChris Wilson crtc->funcs->reset(crtc); 3234eb033556SChris Wilson 3235eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3236eb033556SChris Wilson if (encoder->funcs->reset) 3237eb033556SChris Wilson encoder->funcs->reset(encoder); 3238eb033556SChris Wilson 3239eb033556SChris Wilson list_for_each_entry(connector, &dev->mode_config.connector_list, head) 3240eb033556SChris Wilson if (connector->funcs->reset) 3241eb033556SChris Wilson connector->funcs->reset(connector); 3242eb033556SChris Wilson } 3243eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 3244ff72145bSDave Airlie 3245ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 3246ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3247ff72145bSDave Airlie { 3248ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 3249ff72145bSDave Airlie 3250ff72145bSDave Airlie if (!dev->driver->dumb_create) 3251ff72145bSDave Airlie return -ENOSYS; 3252ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 3253ff72145bSDave Airlie } 3254ff72145bSDave Airlie 3255ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3256ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3257ff72145bSDave Airlie { 3258ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 3259ff72145bSDave Airlie 3260ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 3261ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 3262ff72145bSDave Airlie return -ENOSYS; 3263ff72145bSDave Airlie 3264ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3265ff72145bSDave Airlie } 3266ff72145bSDave Airlie 3267ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3268ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3269ff72145bSDave Airlie { 3270ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 3271ff72145bSDave Airlie 3272ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 3273ff72145bSDave Airlie return -ENOSYS; 3274ff72145bSDave Airlie 3275ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3276ff72145bSDave Airlie } 3277248dbc23SDave Airlie 3278248dbc23SDave Airlie /* 3279248dbc23SDave Airlie * Just need to support RGB formats here for compat with code that doesn't 3280248dbc23SDave Airlie * use pixel formats directly yet. 3281248dbc23SDave Airlie */ 3282248dbc23SDave Airlie void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3283248dbc23SDave Airlie int *bpp) 3284248dbc23SDave Airlie { 3285248dbc23SDave Airlie switch (format) { 328604b3924dSVille Syrjälä case DRM_FORMAT_RGB332: 328704b3924dSVille Syrjälä case DRM_FORMAT_BGR233: 3288248dbc23SDave Airlie *depth = 8; 3289248dbc23SDave Airlie *bpp = 8; 3290248dbc23SDave Airlie break; 329104b3924dSVille Syrjälä case DRM_FORMAT_XRGB1555: 329204b3924dSVille Syrjälä case DRM_FORMAT_XBGR1555: 329304b3924dSVille Syrjälä case DRM_FORMAT_RGBX5551: 329404b3924dSVille Syrjälä case DRM_FORMAT_BGRX5551: 329504b3924dSVille Syrjälä case DRM_FORMAT_ARGB1555: 329604b3924dSVille Syrjälä case DRM_FORMAT_ABGR1555: 329704b3924dSVille Syrjälä case DRM_FORMAT_RGBA5551: 329804b3924dSVille Syrjälä case DRM_FORMAT_BGRA5551: 3299248dbc23SDave Airlie *depth = 15; 3300248dbc23SDave Airlie *bpp = 16; 3301248dbc23SDave Airlie break; 330204b3924dSVille Syrjälä case DRM_FORMAT_RGB565: 330304b3924dSVille Syrjälä case DRM_FORMAT_BGR565: 3304248dbc23SDave Airlie *depth = 16; 3305248dbc23SDave Airlie *bpp = 16; 3306248dbc23SDave Airlie break; 330704b3924dSVille Syrjälä case DRM_FORMAT_RGB888: 330804b3924dSVille Syrjälä case DRM_FORMAT_BGR888: 330904b3924dSVille Syrjälä *depth = 24; 331004b3924dSVille Syrjälä *bpp = 24; 331104b3924dSVille Syrjälä break; 331204b3924dSVille Syrjälä case DRM_FORMAT_XRGB8888: 331304b3924dSVille Syrjälä case DRM_FORMAT_XBGR8888: 331404b3924dSVille Syrjälä case DRM_FORMAT_RGBX8888: 331504b3924dSVille Syrjälä case DRM_FORMAT_BGRX8888: 3316248dbc23SDave Airlie *depth = 24; 3317248dbc23SDave Airlie *bpp = 32; 3318248dbc23SDave Airlie break; 331904b3924dSVille Syrjälä case DRM_FORMAT_XRGB2101010: 332004b3924dSVille Syrjälä case DRM_FORMAT_XBGR2101010: 332104b3924dSVille Syrjälä case DRM_FORMAT_RGBX1010102: 332204b3924dSVille Syrjälä case DRM_FORMAT_BGRX1010102: 332304b3924dSVille Syrjälä case DRM_FORMAT_ARGB2101010: 332404b3924dSVille Syrjälä case DRM_FORMAT_ABGR2101010: 332504b3924dSVille Syrjälä case DRM_FORMAT_RGBA1010102: 332604b3924dSVille Syrjälä case DRM_FORMAT_BGRA1010102: 3327248dbc23SDave Airlie *depth = 30; 3328248dbc23SDave Airlie *bpp = 32; 3329248dbc23SDave Airlie break; 333004b3924dSVille Syrjälä case DRM_FORMAT_ARGB8888: 333104b3924dSVille Syrjälä case DRM_FORMAT_ABGR8888: 333204b3924dSVille Syrjälä case DRM_FORMAT_RGBA8888: 333304b3924dSVille Syrjälä case DRM_FORMAT_BGRA8888: 3334248dbc23SDave Airlie *depth = 32; 3335248dbc23SDave Airlie *bpp = 32; 3336248dbc23SDave Airlie break; 3337248dbc23SDave Airlie default: 3338248dbc23SDave Airlie DRM_DEBUG_KMS("unsupported pixel format\n"); 3339248dbc23SDave Airlie *depth = 0; 3340248dbc23SDave Airlie *bpp = 0; 3341248dbc23SDave Airlie break; 3342248dbc23SDave Airlie } 3343248dbc23SDave Airlie } 3344248dbc23SDave Airlie EXPORT_SYMBOL(drm_fb_get_bpp_depth); 3345