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 = 745d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "left margin", 0, 100); 746f453ba04SDave Airlie 747f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 748d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "right margin", 0, 100); 749f453ba04SDave Airlie 750f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 751d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "top margin", 0, 100); 752f453ba04SDave Airlie 753f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 754d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "bottom margin", 0, 100); 755f453ba04SDave Airlie 756f453ba04SDave Airlie dev->mode_config.tv_mode_property = 757f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 758f453ba04SDave Airlie "mode", num_modes); 759f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 760f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 761f453ba04SDave Airlie i, modes[i]); 762f453ba04SDave Airlie 763b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 764d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "brightness", 0, 100); 765b6b7902eSFrancisco Jerez 766b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 767d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "contrast", 0, 100); 768b6b7902eSFrancisco Jerez 769b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 770d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "flicker reduction", 0, 100); 771b6b7902eSFrancisco Jerez 772a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 773d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "overscan", 0, 100); 774a75f0236SFrancisco Jerez 775a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 776d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "saturation", 0, 100); 777a75f0236SFrancisco Jerez 778a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 779d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "hue", 0, 100); 780a75f0236SFrancisco Jerez 781f453ba04SDave Airlie return 0; 782f453ba04SDave Airlie } 783f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 784f453ba04SDave Airlie 785f453ba04SDave Airlie /** 786f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 787f453ba04SDave Airlie * @dev: DRM device 788f453ba04SDave Airlie * 789f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 790f453ba04SDave Airlie * connectors. 791f453ba04SDave Airlie */ 792f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 793f453ba04SDave Airlie { 794f453ba04SDave Airlie struct drm_property *scaling_mode; 795f453ba04SDave Airlie 796f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 797f453ba04SDave Airlie return 0; 798f453ba04SDave Airlie 799f453ba04SDave Airlie scaling_mode = 8004a67d391SSascha Hauer drm_property_create_enum(dev, 0, "scaling mode", 8014a67d391SSascha Hauer drm_scaling_mode_enum_list, 802f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 803f453ba04SDave Airlie 804f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 805f453ba04SDave Airlie 806f453ba04SDave Airlie return 0; 807f453ba04SDave Airlie } 808f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 809f453ba04SDave Airlie 810f453ba04SDave Airlie /** 811f453ba04SDave Airlie * drm_mode_create_dithering_property - create dithering property 812f453ba04SDave Airlie * @dev: DRM device 813f453ba04SDave Airlie * 814f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 815f453ba04SDave Airlie * connectors. 816f453ba04SDave Airlie */ 817f453ba04SDave Airlie int drm_mode_create_dithering_property(struct drm_device *dev) 818f453ba04SDave Airlie { 819f453ba04SDave Airlie struct drm_property *dithering_mode; 820f453ba04SDave Airlie 821f453ba04SDave Airlie if (dev->mode_config.dithering_mode_property) 822f453ba04SDave Airlie return 0; 823f453ba04SDave Airlie 824f453ba04SDave Airlie dithering_mode = 8254a67d391SSascha Hauer drm_property_create_enum(dev, 0, "dithering", 8264a67d391SSascha Hauer drm_dithering_mode_enum_list, 827f453ba04SDave Airlie ARRAY_SIZE(drm_dithering_mode_enum_list)); 828f453ba04SDave Airlie dev->mode_config.dithering_mode_property = dithering_mode; 829f453ba04SDave Airlie 830f453ba04SDave Airlie return 0; 831f453ba04SDave Airlie } 832f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dithering_property); 833f453ba04SDave Airlie 834f453ba04SDave Airlie /** 835884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 836884840aaSJakob Bornecrantz * @dev: DRM device 837884840aaSJakob Bornecrantz * 838884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 839884840aaSJakob Bornecrantz * connectors. 840884840aaSJakob Bornecrantz */ 841884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 842884840aaSJakob Bornecrantz { 843884840aaSJakob Bornecrantz struct drm_property *dirty_info; 844884840aaSJakob Bornecrantz 845884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 846884840aaSJakob Bornecrantz return 0; 847884840aaSJakob Bornecrantz 848884840aaSJakob Bornecrantz dirty_info = 8494a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 850884840aaSJakob Bornecrantz "dirty", 8514a67d391SSascha Hauer drm_dirty_info_enum_list, 852884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 853884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 854884840aaSJakob Bornecrantz 855884840aaSJakob Bornecrantz return 0; 856884840aaSJakob Bornecrantz } 857884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 858884840aaSJakob Bornecrantz 859884840aaSJakob Bornecrantz /** 860f453ba04SDave Airlie * drm_mode_config_init - initialize DRM mode_configuration structure 861f453ba04SDave Airlie * @dev: DRM device 862f453ba04SDave Airlie * 863f453ba04SDave Airlie * LOCKING: 864f453ba04SDave Airlie * None, should happen single threaded at init time. 865f453ba04SDave Airlie * 866f453ba04SDave Airlie * Initialize @dev's mode_config structure, used for tracking the graphics 867f453ba04SDave Airlie * configuration of @dev. 868f453ba04SDave Airlie */ 869f453ba04SDave Airlie void drm_mode_config_init(struct drm_device *dev) 870f453ba04SDave Airlie { 871f453ba04SDave Airlie mutex_init(&dev->mode_config.mutex); 872ad2563c2SJesse Barnes mutex_init(&dev->mode_config.idr_mutex); 873f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.fb_list); 874f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.crtc_list); 875f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.connector_list); 876f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.encoder_list); 877f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_list); 878f453ba04SDave Airlie INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 8798cf5c917SJesse Barnes INIT_LIST_HEAD(&dev->mode_config.plane_list); 880f453ba04SDave Airlie idr_init(&dev->mode_config.crtc_idr); 881f453ba04SDave Airlie 882f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 883f453ba04SDave Airlie drm_mode_create_standard_connector_properties(dev); 884f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 885f453ba04SDave Airlie 886f453ba04SDave Airlie /* Just to be sure */ 887f453ba04SDave Airlie dev->mode_config.num_fb = 0; 888f453ba04SDave Airlie dev->mode_config.num_connector = 0; 889f453ba04SDave Airlie dev->mode_config.num_crtc = 0; 890f453ba04SDave Airlie dev->mode_config.num_encoder = 0; 891f453ba04SDave Airlie } 892f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_init); 893f453ba04SDave Airlie 894f453ba04SDave Airlie int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 895f453ba04SDave Airlie { 896f453ba04SDave Airlie uint32_t total_objects = 0; 897f453ba04SDave Airlie 898f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 899f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 900f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 901f453ba04SDave Airlie 902f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 903f453ba04SDave Airlie if (!group->id_list) 904f453ba04SDave Airlie return -ENOMEM; 905f453ba04SDave Airlie 906f453ba04SDave Airlie group->num_crtcs = 0; 907f453ba04SDave Airlie group->num_connectors = 0; 908f453ba04SDave Airlie group->num_encoders = 0; 909f453ba04SDave Airlie return 0; 910f453ba04SDave Airlie } 911f453ba04SDave Airlie 912f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 913f453ba04SDave Airlie struct drm_mode_group *group) 914f453ba04SDave Airlie { 915f453ba04SDave Airlie struct drm_crtc *crtc; 916f453ba04SDave Airlie struct drm_encoder *encoder; 917f453ba04SDave Airlie struct drm_connector *connector; 918f453ba04SDave Airlie int ret; 919f453ba04SDave Airlie 920f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 921f453ba04SDave Airlie return ret; 922f453ba04SDave Airlie 923f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 924f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 925f453ba04SDave Airlie 926f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 927f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 928f453ba04SDave Airlie encoder->base.id; 929f453ba04SDave Airlie 930f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 931f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 932f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 933f453ba04SDave Airlie 934f453ba04SDave Airlie return 0; 935f453ba04SDave Airlie } 936f453ba04SDave Airlie 937f453ba04SDave Airlie /** 938f453ba04SDave Airlie * drm_mode_config_cleanup - free up DRM mode_config info 939f453ba04SDave Airlie * @dev: DRM device 940f453ba04SDave Airlie * 941f453ba04SDave Airlie * LOCKING: 942f453ba04SDave Airlie * Caller must hold mode config lock. 943f453ba04SDave Airlie * 944f453ba04SDave Airlie * Free up all the connectors and CRTCs associated with this DRM device, then 945f453ba04SDave Airlie * free up the framebuffers and associated buffer objects. 946f453ba04SDave Airlie * 947f453ba04SDave Airlie * FIXME: cleanup any dangling user buffer objects too 948f453ba04SDave Airlie */ 949f453ba04SDave Airlie void drm_mode_config_cleanup(struct drm_device *dev) 950f453ba04SDave Airlie { 951f453ba04SDave Airlie struct drm_connector *connector, *ot; 952f453ba04SDave Airlie struct drm_crtc *crtc, *ct; 953f453ba04SDave Airlie struct drm_encoder *encoder, *enct; 954f453ba04SDave Airlie struct drm_framebuffer *fb, *fbt; 955f453ba04SDave Airlie struct drm_property *property, *pt; 9568cf5c917SJesse Barnes struct drm_plane *plane, *plt; 957f453ba04SDave Airlie 958f453ba04SDave Airlie list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 959f453ba04SDave Airlie head) { 960f453ba04SDave Airlie encoder->funcs->destroy(encoder); 961f453ba04SDave Airlie } 962f453ba04SDave Airlie 963f453ba04SDave Airlie list_for_each_entry_safe(connector, ot, 964f453ba04SDave Airlie &dev->mode_config.connector_list, head) { 965f453ba04SDave Airlie connector->funcs->destroy(connector); 966f453ba04SDave Airlie } 967f453ba04SDave Airlie 968f453ba04SDave Airlie list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 969f453ba04SDave Airlie head) { 970f453ba04SDave Airlie drm_property_destroy(dev, property); 971f453ba04SDave Airlie } 972f453ba04SDave Airlie 973f453ba04SDave Airlie list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 974f453ba04SDave Airlie fb->funcs->destroy(fb); 975f453ba04SDave Airlie } 976f453ba04SDave Airlie 977f453ba04SDave Airlie list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 978f453ba04SDave Airlie crtc->funcs->destroy(crtc); 979f453ba04SDave Airlie } 980f453ba04SDave Airlie 9818cf5c917SJesse Barnes list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 9828cf5c917SJesse Barnes head) { 9838cf5c917SJesse Barnes plane->funcs->destroy(plane); 9848cf5c917SJesse Barnes } 98559ce062eSSascha Hauer 98659ce062eSSascha Hauer idr_remove_all(&dev->mode_config.crtc_idr); 98759ce062eSSascha Hauer idr_destroy(&dev->mode_config.crtc_idr); 988f453ba04SDave Airlie } 989f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_config_cleanup); 990f453ba04SDave Airlie 991f453ba04SDave Airlie /** 992f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 993f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 994f453ba04SDave Airlie * @in: drm_display_mode to use 995f453ba04SDave Airlie * 996f453ba04SDave Airlie * LOCKING: 997f453ba04SDave Airlie * None. 998f453ba04SDave Airlie * 999f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1000f453ba04SDave Airlie * the user. 1001f453ba04SDave Airlie */ 1002f453ba04SDave Airlie void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 1003f453ba04SDave Airlie struct drm_display_mode *in) 1004f453ba04SDave Airlie { 1005e36fae38SVille Syrjälä WARN(in->hdisplay > USHRT_MAX || in->hsync_start > USHRT_MAX || 1006e36fae38SVille Syrjälä in->hsync_end > USHRT_MAX || in->htotal > USHRT_MAX || 1007e36fae38SVille Syrjälä in->hskew > USHRT_MAX || in->vdisplay > USHRT_MAX || 1008e36fae38SVille Syrjälä in->vsync_start > USHRT_MAX || in->vsync_end > USHRT_MAX || 1009e36fae38SVille Syrjälä in->vtotal > USHRT_MAX || in->vscan > USHRT_MAX, 1010e36fae38SVille Syrjälä "timing values too large for mode info\n"); 1011e36fae38SVille Syrjälä 1012f453ba04SDave Airlie out->clock = in->clock; 1013f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1014f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1015f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1016f453ba04SDave Airlie out->htotal = in->htotal; 1017f453ba04SDave Airlie out->hskew = in->hskew; 1018f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1019f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1020f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1021f453ba04SDave Airlie out->vtotal = in->vtotal; 1022f453ba04SDave Airlie out->vscan = in->vscan; 1023f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1024f453ba04SDave Airlie out->flags = in->flags; 1025f453ba04SDave Airlie out->type = in->type; 1026f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1027f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1028f453ba04SDave Airlie } 1029f453ba04SDave Airlie 1030f453ba04SDave Airlie /** 1031f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1032f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1033f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1034f453ba04SDave Airlie * 1035f453ba04SDave Airlie * LOCKING: 1036f453ba04SDave Airlie * None. 1037f453ba04SDave Airlie * 1038f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1039f453ba04SDave Airlie * the caller. 1040f453ba04SDave Airlie */ 1041f453ba04SDave Airlie void drm_crtc_convert_umode(struct drm_display_mode *out, 1042f453ba04SDave Airlie struct drm_mode_modeinfo *in) 1043f453ba04SDave Airlie { 1044f453ba04SDave Airlie out->clock = in->clock; 1045f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1046f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1047f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1048f453ba04SDave Airlie out->htotal = in->htotal; 1049f453ba04SDave Airlie out->hskew = in->hskew; 1050f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1051f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1052f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1053f453ba04SDave Airlie out->vtotal = in->vtotal; 1054f453ba04SDave Airlie out->vscan = in->vscan; 1055f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1056f453ba04SDave Airlie out->flags = in->flags; 1057f453ba04SDave Airlie out->type = in->type; 1058f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1059f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1060f453ba04SDave Airlie } 1061f453ba04SDave Airlie 1062f453ba04SDave Airlie /** 1063f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1064f453ba04SDave Airlie * @inode: inode from the ioctl 1065f453ba04SDave Airlie * @filp: file * from the ioctl 1066f453ba04SDave Airlie * @cmd: cmd from ioctl 1067f453ba04SDave Airlie * @arg: arg from ioctl 1068f453ba04SDave Airlie * 1069f453ba04SDave Airlie * LOCKING: 1070f453ba04SDave Airlie * Takes mode config lock. 1071f453ba04SDave Airlie * 1072f453ba04SDave Airlie * Construct a set of configuration description structures and return 1073f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1074f453ba04SDave Airlie * 1075f453ba04SDave Airlie * Called by the user via ioctl. 1076f453ba04SDave Airlie * 1077f453ba04SDave Airlie * RETURNS: 1078f453ba04SDave Airlie * Zero on success, errno on failure. 1079f453ba04SDave Airlie */ 1080f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1081f453ba04SDave Airlie struct drm_file *file_priv) 1082f453ba04SDave Airlie { 1083f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1084f453ba04SDave Airlie struct list_head *lh; 1085f453ba04SDave Airlie struct drm_framebuffer *fb; 1086f453ba04SDave Airlie struct drm_connector *connector; 1087f453ba04SDave Airlie struct drm_crtc *crtc; 1088f453ba04SDave Airlie struct drm_encoder *encoder; 1089f453ba04SDave Airlie int ret = 0; 1090f453ba04SDave Airlie int connector_count = 0; 1091f453ba04SDave Airlie int crtc_count = 0; 1092f453ba04SDave Airlie int fb_count = 0; 1093f453ba04SDave Airlie int encoder_count = 0; 1094f453ba04SDave Airlie int copied = 0, i; 1095f453ba04SDave Airlie uint32_t __user *fb_id; 1096f453ba04SDave Airlie uint32_t __user *crtc_id; 1097f453ba04SDave Airlie uint32_t __user *connector_id; 1098f453ba04SDave Airlie uint32_t __user *encoder_id; 1099f453ba04SDave Airlie struct drm_mode_group *mode_group; 1100f453ba04SDave Airlie 1101fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1102fb3b06c8SDave Airlie return -EINVAL; 1103fb3b06c8SDave Airlie 1104f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1105f453ba04SDave Airlie 1106f453ba04SDave Airlie /* 1107f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1108f453ba04SDave Airlie * by IDs in the group list for this node 1109f453ba04SDave Airlie */ 1110f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1111f453ba04SDave Airlie fb_count++; 1112f453ba04SDave Airlie 1113f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1114f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1115f453ba04SDave Airlie 1116f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1117f453ba04SDave Airlie crtc_count++; 1118f453ba04SDave Airlie 1119f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1120f453ba04SDave Airlie connector_count++; 1121f453ba04SDave Airlie 1122f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1123f453ba04SDave Airlie encoder_count++; 1124f453ba04SDave Airlie } else { 1125f453ba04SDave Airlie 1126f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1127f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1128f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1129f453ba04SDave Airlie } 1130f453ba04SDave Airlie 1131f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1132f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1133f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1134f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1135f453ba04SDave Airlie 1136f453ba04SDave Airlie /* handle this in 4 parts */ 1137f453ba04SDave Airlie /* FBs */ 1138f453ba04SDave Airlie if (card_res->count_fbs >= fb_count) { 1139f453ba04SDave Airlie copied = 0; 1140f453ba04SDave Airlie fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 1141618c75e4SSascha Hauer list_for_each_entry(fb, &file_priv->fbs, filp_head) { 1142f453ba04SDave Airlie if (put_user(fb->base.id, fb_id + copied)) { 1143f453ba04SDave Airlie ret = -EFAULT; 1144f453ba04SDave Airlie goto out; 1145f453ba04SDave Airlie } 1146f453ba04SDave Airlie copied++; 1147f453ba04SDave Airlie } 1148f453ba04SDave Airlie } 1149f453ba04SDave Airlie card_res->count_fbs = fb_count; 1150f453ba04SDave Airlie 1151f453ba04SDave Airlie /* CRTCs */ 1152f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1153f453ba04SDave Airlie copied = 0; 1154f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1155f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1156f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1157f453ba04SDave Airlie head) { 11589440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1159f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1160f453ba04SDave Airlie ret = -EFAULT; 1161f453ba04SDave Airlie goto out; 1162f453ba04SDave Airlie } 1163f453ba04SDave Airlie copied++; 1164f453ba04SDave Airlie } 1165f453ba04SDave Airlie } else { 1166f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1167f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1168f453ba04SDave Airlie crtc_id + copied)) { 1169f453ba04SDave Airlie ret = -EFAULT; 1170f453ba04SDave Airlie goto out; 1171f453ba04SDave Airlie } 1172f453ba04SDave Airlie copied++; 1173f453ba04SDave Airlie } 1174f453ba04SDave Airlie } 1175f453ba04SDave Airlie } 1176f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1177f453ba04SDave Airlie 1178f453ba04SDave Airlie /* Encoders */ 1179f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1180f453ba04SDave Airlie copied = 0; 1181f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1182f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1183f453ba04SDave Airlie list_for_each_entry(encoder, 1184f453ba04SDave Airlie &dev->mode_config.encoder_list, 1185f453ba04SDave Airlie head) { 11869440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 11879440106bSJerome Glisse drm_get_encoder_name(encoder)); 1188f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1189f453ba04SDave Airlie copied)) { 1190f453ba04SDave Airlie ret = -EFAULT; 1191f453ba04SDave Airlie goto out; 1192f453ba04SDave Airlie } 1193f453ba04SDave Airlie copied++; 1194f453ba04SDave Airlie } 1195f453ba04SDave Airlie } else { 1196f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1197f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1198f453ba04SDave Airlie encoder_id + copied)) { 1199f453ba04SDave Airlie ret = -EFAULT; 1200f453ba04SDave Airlie goto out; 1201f453ba04SDave Airlie } 1202f453ba04SDave Airlie copied++; 1203f453ba04SDave Airlie } 1204f453ba04SDave Airlie 1205f453ba04SDave Airlie } 1206f453ba04SDave Airlie } 1207f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1208f453ba04SDave Airlie 1209f453ba04SDave Airlie /* Connectors */ 1210f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1211f453ba04SDave Airlie copied = 0; 1212f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1213f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1214f453ba04SDave Airlie list_for_each_entry(connector, 1215f453ba04SDave Airlie &dev->mode_config.connector_list, 1216f453ba04SDave Airlie head) { 12179440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 12189440106bSJerome Glisse connector->base.id, 12199440106bSJerome Glisse drm_get_connector_name(connector)); 1220f453ba04SDave Airlie if (put_user(connector->base.id, 1221f453ba04SDave Airlie connector_id + copied)) { 1222f453ba04SDave Airlie ret = -EFAULT; 1223f453ba04SDave Airlie goto out; 1224f453ba04SDave Airlie } 1225f453ba04SDave Airlie copied++; 1226f453ba04SDave Airlie } 1227f453ba04SDave Airlie } else { 1228f453ba04SDave Airlie int start = mode_group->num_crtcs + 1229f453ba04SDave Airlie mode_group->num_encoders; 1230f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1231f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1232f453ba04SDave Airlie connector_id + copied)) { 1233f453ba04SDave Airlie ret = -EFAULT; 1234f453ba04SDave Airlie goto out; 1235f453ba04SDave Airlie } 1236f453ba04SDave Airlie copied++; 1237f453ba04SDave Airlie } 1238f453ba04SDave Airlie } 1239f453ba04SDave Airlie } 1240f453ba04SDave Airlie card_res->count_connectors = connector_count; 1241f453ba04SDave Airlie 12429440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1243f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1244f453ba04SDave Airlie 1245f453ba04SDave Airlie out: 1246f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1247f453ba04SDave Airlie return ret; 1248f453ba04SDave Airlie } 1249f453ba04SDave Airlie 1250f453ba04SDave Airlie /** 1251f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1252f453ba04SDave Airlie * @inode: inode from the ioctl 1253f453ba04SDave Airlie * @filp: file * from the ioctl 1254f453ba04SDave Airlie * @cmd: cmd from ioctl 1255f453ba04SDave Airlie * @arg: arg from ioctl 1256f453ba04SDave Airlie * 1257f453ba04SDave Airlie * LOCKING: 1258b20f3867SSascha Hauer * Takes mode config lock. 1259f453ba04SDave Airlie * 1260f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1261f453ba04SDave Airlie * 1262f453ba04SDave Airlie * Called by the user via ioctl. 1263f453ba04SDave Airlie * 1264f453ba04SDave Airlie * RETURNS: 1265f453ba04SDave Airlie * Zero on success, errno on failure. 1266f453ba04SDave Airlie */ 1267f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1268f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1269f453ba04SDave Airlie { 1270f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1271f453ba04SDave Airlie struct drm_crtc *crtc; 1272f453ba04SDave Airlie struct drm_mode_object *obj; 1273f453ba04SDave Airlie int ret = 0; 1274f453ba04SDave Airlie 1275fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1276fb3b06c8SDave Airlie return -EINVAL; 1277fb3b06c8SDave Airlie 1278f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1279f453ba04SDave Airlie 1280f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1281f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1282f453ba04SDave Airlie if (!obj) { 1283f453ba04SDave Airlie ret = -EINVAL; 1284f453ba04SDave Airlie goto out; 1285f453ba04SDave Airlie } 1286f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1287f453ba04SDave Airlie 1288f453ba04SDave Airlie crtc_resp->x = crtc->x; 1289f453ba04SDave Airlie crtc_resp->y = crtc->y; 1290f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1291f453ba04SDave Airlie if (crtc->fb) 1292f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1293f453ba04SDave Airlie else 1294f453ba04SDave Airlie crtc_resp->fb_id = 0; 1295f453ba04SDave Airlie 1296f453ba04SDave Airlie if (crtc->enabled) { 1297f453ba04SDave Airlie 1298f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1299f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1300f453ba04SDave Airlie 1301f453ba04SDave Airlie } else { 1302f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1303f453ba04SDave Airlie } 1304f453ba04SDave Airlie 1305f453ba04SDave Airlie out: 1306f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1307f453ba04SDave Airlie return ret; 1308f453ba04SDave Airlie } 1309f453ba04SDave Airlie 1310f453ba04SDave Airlie /** 1311f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1312f453ba04SDave Airlie * @inode: inode from the ioctl 1313f453ba04SDave Airlie * @filp: file * from the ioctl 1314f453ba04SDave Airlie * @cmd: cmd from ioctl 1315f453ba04SDave Airlie * @arg: arg from ioctl 1316f453ba04SDave Airlie * 1317f453ba04SDave Airlie * LOCKING: 1318b20f3867SSascha Hauer * Takes mode config lock. 1319f453ba04SDave Airlie * 1320f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1321f453ba04SDave Airlie * 1322f453ba04SDave Airlie * Called by the user via ioctl. 1323f453ba04SDave Airlie * 1324f453ba04SDave Airlie * RETURNS: 1325f453ba04SDave Airlie * Zero on success, errno on failure. 1326f453ba04SDave Airlie */ 1327f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1328f453ba04SDave Airlie struct drm_file *file_priv) 1329f453ba04SDave Airlie { 1330f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1331f453ba04SDave Airlie struct drm_mode_object *obj; 1332f453ba04SDave Airlie struct drm_connector *connector; 1333f453ba04SDave Airlie struct drm_display_mode *mode; 1334f453ba04SDave Airlie int mode_count = 0; 1335f453ba04SDave Airlie int props_count = 0; 1336f453ba04SDave Airlie int encoders_count = 0; 1337f453ba04SDave Airlie int ret = 0; 1338f453ba04SDave Airlie int copied = 0; 1339f453ba04SDave Airlie int i; 1340f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1341f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1342f453ba04SDave Airlie uint32_t __user *prop_ptr; 1343f453ba04SDave Airlie uint64_t __user *prop_values; 1344f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1345f453ba04SDave Airlie 1346fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1347fb3b06c8SDave Airlie return -EINVAL; 1348fb3b06c8SDave Airlie 1349f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1350f453ba04SDave Airlie 13519440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1352f453ba04SDave Airlie 1353f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1354f453ba04SDave Airlie 1355f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1356f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1357f453ba04SDave Airlie if (!obj) { 1358f453ba04SDave Airlie ret = -EINVAL; 1359f453ba04SDave Airlie goto out; 1360f453ba04SDave Airlie } 1361f453ba04SDave Airlie connector = obj_to_connector(obj); 1362f453ba04SDave Airlie 1363f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1364f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1365f453ba04SDave Airlie props_count++; 1366f453ba04SDave Airlie } 1367f453ba04SDave Airlie } 1368f453ba04SDave Airlie 1369f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1370f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1371f453ba04SDave Airlie encoders_count++; 1372f453ba04SDave Airlie } 1373f453ba04SDave Airlie } 1374f453ba04SDave Airlie 1375f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1376f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1377f453ba04SDave Airlie dev->mode_config.max_width, 1378f453ba04SDave Airlie dev->mode_config.max_height); 1379f453ba04SDave Airlie } 1380f453ba04SDave Airlie 1381f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1382f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 1383f453ba04SDave Airlie mode_count++; 1384f453ba04SDave Airlie 1385f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1386f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1387f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1388f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1389f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1390f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1391f453ba04SDave Airlie out_resp->connection = connector->status; 1392f453ba04SDave Airlie if (connector->encoder) 1393f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1394f453ba04SDave Airlie else 1395f453ba04SDave Airlie out_resp->encoder_id = 0; 1396f453ba04SDave Airlie 1397f453ba04SDave Airlie /* 1398f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1399f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1400f453ba04SDave Airlie */ 1401f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1402f453ba04SDave Airlie copied = 0; 140381f6c7f8SVille Syrjälä mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr; 1404f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 1405f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1406f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1407f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1408f453ba04SDave Airlie ret = -EFAULT; 1409f453ba04SDave Airlie goto out; 1410f453ba04SDave Airlie } 1411f453ba04SDave Airlie copied++; 1412f453ba04SDave Airlie } 1413f453ba04SDave Airlie } 1414f453ba04SDave Airlie out_resp->count_modes = mode_count; 1415f453ba04SDave Airlie 1416f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1417f453ba04SDave Airlie copied = 0; 141881f6c7f8SVille Syrjälä prop_ptr = (uint32_t __user *)(unsigned long)(out_resp->props_ptr); 141981f6c7f8SVille Syrjälä prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); 1420f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 1421f453ba04SDave Airlie if (connector->property_ids[i] != 0) { 1422f453ba04SDave Airlie if (put_user(connector->property_ids[i], 1423f453ba04SDave Airlie prop_ptr + copied)) { 1424f453ba04SDave Airlie ret = -EFAULT; 1425f453ba04SDave Airlie goto out; 1426f453ba04SDave Airlie } 1427f453ba04SDave Airlie 1428f453ba04SDave Airlie if (put_user(connector->property_values[i], 1429f453ba04SDave Airlie prop_values + copied)) { 1430f453ba04SDave Airlie ret = -EFAULT; 1431f453ba04SDave Airlie goto out; 1432f453ba04SDave Airlie } 1433f453ba04SDave Airlie copied++; 1434f453ba04SDave Airlie } 1435f453ba04SDave Airlie } 1436f453ba04SDave Airlie } 1437f453ba04SDave Airlie out_resp->count_props = props_count; 1438f453ba04SDave Airlie 1439f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1440f453ba04SDave Airlie copied = 0; 144181f6c7f8SVille Syrjälä encoder_ptr = (uint32_t __user *)(unsigned long)(out_resp->encoders_ptr); 1442f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1443f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1444f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1445f453ba04SDave Airlie encoder_ptr + copied)) { 1446f453ba04SDave Airlie ret = -EFAULT; 1447f453ba04SDave Airlie goto out; 1448f453ba04SDave Airlie } 1449f453ba04SDave Airlie copied++; 1450f453ba04SDave Airlie } 1451f453ba04SDave Airlie } 1452f453ba04SDave Airlie } 1453f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1454f453ba04SDave Airlie 1455f453ba04SDave Airlie out: 1456f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1457f453ba04SDave Airlie return ret; 1458f453ba04SDave Airlie } 1459f453ba04SDave Airlie 1460f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1461f453ba04SDave Airlie struct drm_file *file_priv) 1462f453ba04SDave Airlie { 1463f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1464f453ba04SDave Airlie struct drm_mode_object *obj; 1465f453ba04SDave Airlie struct drm_encoder *encoder; 1466f453ba04SDave Airlie int ret = 0; 1467f453ba04SDave Airlie 1468fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1469fb3b06c8SDave Airlie return -EINVAL; 1470fb3b06c8SDave Airlie 1471f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1472f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1473f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1474f453ba04SDave Airlie if (!obj) { 1475f453ba04SDave Airlie ret = -EINVAL; 1476f453ba04SDave Airlie goto out; 1477f453ba04SDave Airlie } 1478f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1479f453ba04SDave Airlie 1480f453ba04SDave Airlie if (encoder->crtc) 1481f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1482f453ba04SDave Airlie else 1483f453ba04SDave Airlie enc_resp->crtc_id = 0; 1484f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1485f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1486f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1487f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1488f453ba04SDave Airlie 1489f453ba04SDave Airlie out: 1490f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1491f453ba04SDave Airlie return ret; 1492f453ba04SDave Airlie } 1493f453ba04SDave Airlie 1494f453ba04SDave Airlie /** 14958cf5c917SJesse Barnes * drm_mode_getplane_res - get plane info 14968cf5c917SJesse Barnes * @dev: DRM device 14978cf5c917SJesse Barnes * @data: ioctl data 14988cf5c917SJesse Barnes * @file_priv: DRM file info 14998cf5c917SJesse Barnes * 1500b20f3867SSascha Hauer * LOCKING: 1501b20f3867SSascha Hauer * Takes mode config lock. 1502b20f3867SSascha Hauer * 15038cf5c917SJesse Barnes * Return an plane count and set of IDs. 15048cf5c917SJesse Barnes */ 15058cf5c917SJesse Barnes int drm_mode_getplane_res(struct drm_device *dev, void *data, 15068cf5c917SJesse Barnes struct drm_file *file_priv) 15078cf5c917SJesse Barnes { 15088cf5c917SJesse Barnes struct drm_mode_get_plane_res *plane_resp = data; 15098cf5c917SJesse Barnes struct drm_mode_config *config; 15108cf5c917SJesse Barnes struct drm_plane *plane; 15118cf5c917SJesse Barnes uint32_t __user *plane_ptr; 15128cf5c917SJesse Barnes int copied = 0, ret = 0; 15138cf5c917SJesse Barnes 15148cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15158cf5c917SJesse Barnes return -EINVAL; 15168cf5c917SJesse Barnes 15178cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15188cf5c917SJesse Barnes config = &dev->mode_config; 15198cf5c917SJesse Barnes 15208cf5c917SJesse Barnes /* 15218cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 15228cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 15238cf5c917SJesse Barnes */ 15248cf5c917SJesse Barnes if (config->num_plane && 15258cf5c917SJesse Barnes (plane_resp->count_planes >= config->num_plane)) { 152681f6c7f8SVille Syrjälä plane_ptr = (uint32_t __user *)(unsigned long)plane_resp->plane_id_ptr; 15278cf5c917SJesse Barnes 15288cf5c917SJesse Barnes list_for_each_entry(plane, &config->plane_list, head) { 15298cf5c917SJesse Barnes if (put_user(plane->base.id, plane_ptr + copied)) { 15308cf5c917SJesse Barnes ret = -EFAULT; 15318cf5c917SJesse Barnes goto out; 15328cf5c917SJesse Barnes } 15338cf5c917SJesse Barnes copied++; 15348cf5c917SJesse Barnes } 15358cf5c917SJesse Barnes } 15368cf5c917SJesse Barnes plane_resp->count_planes = config->num_plane; 15378cf5c917SJesse Barnes 15388cf5c917SJesse Barnes out: 15398cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 15408cf5c917SJesse Barnes return ret; 15418cf5c917SJesse Barnes } 15428cf5c917SJesse Barnes 15438cf5c917SJesse Barnes /** 15448cf5c917SJesse Barnes * drm_mode_getplane - get plane info 15458cf5c917SJesse Barnes * @dev: DRM device 15468cf5c917SJesse Barnes * @data: ioctl data 15478cf5c917SJesse Barnes * @file_priv: DRM file info 15488cf5c917SJesse Barnes * 1549b20f3867SSascha Hauer * LOCKING: 1550b20f3867SSascha Hauer * Takes mode config lock. 1551b20f3867SSascha Hauer * 15528cf5c917SJesse Barnes * Return plane info, including formats supported, gamma size, any 15538cf5c917SJesse Barnes * current fb, etc. 15548cf5c917SJesse Barnes */ 15558cf5c917SJesse Barnes int drm_mode_getplane(struct drm_device *dev, void *data, 15568cf5c917SJesse Barnes struct drm_file *file_priv) 15578cf5c917SJesse Barnes { 15588cf5c917SJesse Barnes struct drm_mode_get_plane *plane_resp = data; 15598cf5c917SJesse Barnes struct drm_mode_object *obj; 15608cf5c917SJesse Barnes struct drm_plane *plane; 15618cf5c917SJesse Barnes uint32_t __user *format_ptr; 15628cf5c917SJesse Barnes int ret = 0; 15638cf5c917SJesse Barnes 15648cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 15658cf5c917SJesse Barnes return -EINVAL; 15668cf5c917SJesse Barnes 15678cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 15688cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_resp->plane_id, 15698cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 15708cf5c917SJesse Barnes if (!obj) { 15718cf5c917SJesse Barnes ret = -ENOENT; 15728cf5c917SJesse Barnes goto out; 15738cf5c917SJesse Barnes } 15748cf5c917SJesse Barnes plane = obj_to_plane(obj); 15758cf5c917SJesse Barnes 15768cf5c917SJesse Barnes if (plane->crtc) 15778cf5c917SJesse Barnes plane_resp->crtc_id = plane->crtc->base.id; 15788cf5c917SJesse Barnes else 15798cf5c917SJesse Barnes plane_resp->crtc_id = 0; 15808cf5c917SJesse Barnes 15818cf5c917SJesse Barnes if (plane->fb) 15828cf5c917SJesse Barnes plane_resp->fb_id = plane->fb->base.id; 15838cf5c917SJesse Barnes else 15848cf5c917SJesse Barnes plane_resp->fb_id = 0; 15858cf5c917SJesse Barnes 15868cf5c917SJesse Barnes plane_resp->plane_id = plane->base.id; 15878cf5c917SJesse Barnes plane_resp->possible_crtcs = plane->possible_crtcs; 15888cf5c917SJesse Barnes plane_resp->gamma_size = plane->gamma_size; 15898cf5c917SJesse Barnes 15908cf5c917SJesse Barnes /* 15918cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 15928cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 15938cf5c917SJesse Barnes */ 15948cf5c917SJesse Barnes if (plane->format_count && 15958cf5c917SJesse Barnes (plane_resp->count_format_types >= plane->format_count)) { 159681f6c7f8SVille Syrjälä format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr; 15978cf5c917SJesse Barnes if (copy_to_user(format_ptr, 15988cf5c917SJesse Barnes plane->format_types, 15998cf5c917SJesse Barnes sizeof(uint32_t) * plane->format_count)) { 16008cf5c917SJesse Barnes ret = -EFAULT; 16018cf5c917SJesse Barnes goto out; 16028cf5c917SJesse Barnes } 16038cf5c917SJesse Barnes } 16048cf5c917SJesse Barnes plane_resp->count_format_types = plane->format_count; 16058cf5c917SJesse Barnes 16068cf5c917SJesse Barnes out: 16078cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 16088cf5c917SJesse Barnes return ret; 16098cf5c917SJesse Barnes } 16108cf5c917SJesse Barnes 16118cf5c917SJesse Barnes /** 16128cf5c917SJesse Barnes * drm_mode_setplane - set up or tear down an plane 16138cf5c917SJesse Barnes * @dev: DRM device 16148cf5c917SJesse Barnes * @data: ioctl data* 16158cf5c917SJesse Barnes * @file_prive: DRM file info 16168cf5c917SJesse Barnes * 1617b20f3867SSascha Hauer * LOCKING: 1618b20f3867SSascha Hauer * Takes mode config lock. 1619b20f3867SSascha Hauer * 16208cf5c917SJesse Barnes * Set plane info, including placement, fb, scaling, and other factors. 16218cf5c917SJesse Barnes * Or pass a NULL fb to disable. 16228cf5c917SJesse Barnes */ 16238cf5c917SJesse Barnes int drm_mode_setplane(struct drm_device *dev, void *data, 16248cf5c917SJesse Barnes struct drm_file *file_priv) 16258cf5c917SJesse Barnes { 16268cf5c917SJesse Barnes struct drm_mode_set_plane *plane_req = data; 16278cf5c917SJesse Barnes struct drm_mode_object *obj; 16288cf5c917SJesse Barnes struct drm_plane *plane; 16298cf5c917SJesse Barnes struct drm_crtc *crtc; 16308cf5c917SJesse Barnes struct drm_framebuffer *fb; 16318cf5c917SJesse Barnes int ret = 0; 163242ef8789SVille Syrjälä unsigned int fb_width, fb_height; 163362443be6SVille Syrjälä int i; 16348cf5c917SJesse Barnes 16358cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16368cf5c917SJesse Barnes return -EINVAL; 16378cf5c917SJesse Barnes 16388cf5c917SJesse Barnes mutex_lock(&dev->mode_config.mutex); 16398cf5c917SJesse Barnes 16408cf5c917SJesse Barnes /* 16418cf5c917SJesse Barnes * First, find the plane, crtc, and fb objects. If not available, 16428cf5c917SJesse Barnes * we don't bother to call the driver. 16438cf5c917SJesse Barnes */ 16448cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->plane_id, 16458cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 16468cf5c917SJesse Barnes if (!obj) { 16478cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown plane ID %d\n", 16488cf5c917SJesse Barnes plane_req->plane_id); 16498cf5c917SJesse Barnes ret = -ENOENT; 16508cf5c917SJesse Barnes goto out; 16518cf5c917SJesse Barnes } 16528cf5c917SJesse Barnes plane = obj_to_plane(obj); 16538cf5c917SJesse Barnes 16548cf5c917SJesse Barnes /* No fb means shut it down */ 16558cf5c917SJesse Barnes if (!plane_req->fb_id) { 16568cf5c917SJesse Barnes plane->funcs->disable_plane(plane); 1657e5e3b44cSVille Syrjälä plane->crtc = NULL; 1658e5e3b44cSVille Syrjälä plane->fb = NULL; 16598cf5c917SJesse Barnes goto out; 16608cf5c917SJesse Barnes } 16618cf5c917SJesse Barnes 16628cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->crtc_id, 16638cf5c917SJesse Barnes DRM_MODE_OBJECT_CRTC); 16648cf5c917SJesse Barnes if (!obj) { 16658cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown crtc ID %d\n", 16668cf5c917SJesse Barnes plane_req->crtc_id); 16678cf5c917SJesse Barnes ret = -ENOENT; 16688cf5c917SJesse Barnes goto out; 16698cf5c917SJesse Barnes } 16708cf5c917SJesse Barnes crtc = obj_to_crtc(obj); 16718cf5c917SJesse Barnes 16728cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->fb_id, 16738cf5c917SJesse Barnes DRM_MODE_OBJECT_FB); 16748cf5c917SJesse Barnes if (!obj) { 16758cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 16768cf5c917SJesse Barnes plane_req->fb_id); 16778cf5c917SJesse Barnes ret = -ENOENT; 16788cf5c917SJesse Barnes goto out; 16798cf5c917SJesse Barnes } 16808cf5c917SJesse Barnes fb = obj_to_fb(obj); 16818cf5c917SJesse Barnes 168262443be6SVille Syrjälä /* Check whether this plane supports the fb pixel format. */ 168362443be6SVille Syrjälä for (i = 0; i < plane->format_count; i++) 168462443be6SVille Syrjälä if (fb->pixel_format == plane->format_types[i]) 168562443be6SVille Syrjälä break; 168662443be6SVille Syrjälä if (i == plane->format_count) { 168762443be6SVille Syrjälä DRM_DEBUG_KMS("Invalid pixel format 0x%08x\n", fb->pixel_format); 168862443be6SVille Syrjälä ret = -EINVAL; 168962443be6SVille Syrjälä goto out; 169062443be6SVille Syrjälä } 169162443be6SVille Syrjälä 169242ef8789SVille Syrjälä fb_width = fb->width << 16; 169342ef8789SVille Syrjälä fb_height = fb->height << 16; 169442ef8789SVille Syrjälä 169542ef8789SVille Syrjälä /* Make sure source coordinates are inside the fb. */ 169642ef8789SVille Syrjälä if (plane_req->src_w > fb_width || 169742ef8789SVille Syrjälä plane_req->src_x > fb_width - plane_req->src_w || 169842ef8789SVille Syrjälä plane_req->src_h > fb_height || 169942ef8789SVille Syrjälä plane_req->src_y > fb_height - plane_req->src_h) { 170042ef8789SVille Syrjälä DRM_DEBUG_KMS("Invalid source coordinates " 170142ef8789SVille Syrjälä "%u.%06ux%u.%06u+%u.%06u+%u.%06u\n", 170242ef8789SVille Syrjälä plane_req->src_w >> 16, 170342ef8789SVille Syrjälä ((plane_req->src_w & 0xffff) * 15625) >> 10, 170442ef8789SVille Syrjälä plane_req->src_h >> 16, 170542ef8789SVille Syrjälä ((plane_req->src_h & 0xffff) * 15625) >> 10, 170642ef8789SVille Syrjälä plane_req->src_x >> 16, 170742ef8789SVille Syrjälä ((plane_req->src_x & 0xffff) * 15625) >> 10, 170842ef8789SVille Syrjälä plane_req->src_y >> 16, 170942ef8789SVille Syrjälä ((plane_req->src_y & 0xffff) * 15625) >> 10); 171042ef8789SVille Syrjälä ret = -ENOSPC; 171142ef8789SVille Syrjälä goto out; 171242ef8789SVille Syrjälä } 171342ef8789SVille Syrjälä 1714687a0400SVille Syrjälä /* Give drivers some help against integer overflows */ 1715687a0400SVille Syrjälä if (plane_req->crtc_w > INT_MAX || 1716687a0400SVille Syrjälä plane_req->crtc_x > INT_MAX - (int32_t) plane_req->crtc_w || 1717687a0400SVille Syrjälä plane_req->crtc_h > INT_MAX || 1718687a0400SVille Syrjälä plane_req->crtc_y > INT_MAX - (int32_t) plane_req->crtc_h) { 1719687a0400SVille Syrjälä DRM_DEBUG_KMS("Invalid CRTC coordinates %ux%u+%d+%d\n", 1720687a0400SVille Syrjälä plane_req->crtc_w, plane_req->crtc_h, 1721687a0400SVille Syrjälä plane_req->crtc_x, plane_req->crtc_y); 1722687a0400SVille Syrjälä ret = -ERANGE; 1723687a0400SVille Syrjälä goto out; 1724687a0400SVille Syrjälä } 1725687a0400SVille Syrjälä 17268cf5c917SJesse Barnes ret = plane->funcs->update_plane(plane, crtc, fb, 17278cf5c917SJesse Barnes plane_req->crtc_x, plane_req->crtc_y, 17288cf5c917SJesse Barnes plane_req->crtc_w, plane_req->crtc_h, 17298cf5c917SJesse Barnes plane_req->src_x, plane_req->src_y, 17308cf5c917SJesse Barnes plane_req->src_w, plane_req->src_h); 17318cf5c917SJesse Barnes if (!ret) { 17328cf5c917SJesse Barnes plane->crtc = crtc; 17338cf5c917SJesse Barnes plane->fb = fb; 17348cf5c917SJesse Barnes } 17358cf5c917SJesse Barnes 17368cf5c917SJesse Barnes out: 17378cf5c917SJesse Barnes mutex_unlock(&dev->mode_config.mutex); 17388cf5c917SJesse Barnes 17398cf5c917SJesse Barnes return ret; 17408cf5c917SJesse Barnes } 17418cf5c917SJesse Barnes 17428cf5c917SJesse Barnes /** 1743f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 1744f453ba04SDave Airlie * @inode: inode from the ioctl 1745f453ba04SDave Airlie * @filp: file * from the ioctl 1746f453ba04SDave Airlie * @cmd: cmd from ioctl 1747f453ba04SDave Airlie * @arg: arg from ioctl 1748f453ba04SDave Airlie * 1749f453ba04SDave Airlie * LOCKING: 1750b20f3867SSascha Hauer * Takes mode config lock. 1751f453ba04SDave Airlie * 1752f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 1753f453ba04SDave Airlie * 1754f453ba04SDave Airlie * Called by the user via ioctl. 1755f453ba04SDave Airlie * 1756f453ba04SDave Airlie * RETURNS: 1757f453ba04SDave Airlie * Zero on success, errno on failure. 1758f453ba04SDave Airlie */ 1759f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 1760f453ba04SDave Airlie struct drm_file *file_priv) 1761f453ba04SDave Airlie { 1762f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1763f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 1764f453ba04SDave Airlie struct drm_mode_object *obj; 17656653cc8dSVille Syrjälä struct drm_crtc *crtc; 1766f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 1767f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1768f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 1769f453ba04SDave Airlie struct drm_mode_set set; 1770f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 1771f453ba04SDave Airlie int ret = 0; 1772f453ba04SDave Airlie int i; 1773f453ba04SDave Airlie 1774fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1775fb3b06c8SDave Airlie return -EINVAL; 1776fb3b06c8SDave Airlie 17771d97e915SVille Syrjälä /* For some reason crtc x/y offsets are signed internally. */ 17781d97e915SVille Syrjälä if (crtc_req->x > INT_MAX || crtc_req->y > INT_MAX) 17791d97e915SVille Syrjälä return -ERANGE; 17801d97e915SVille Syrjälä 1781f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1782f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1783f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1784f453ba04SDave Airlie if (!obj) { 178558367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1786f453ba04SDave Airlie ret = -EINVAL; 1787f453ba04SDave Airlie goto out; 1788f453ba04SDave Airlie } 1789f453ba04SDave Airlie crtc = obj_to_crtc(obj); 17909440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1791f453ba04SDave Airlie 1792f453ba04SDave Airlie if (crtc_req->mode_valid) { 1793f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 1794f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 1795f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 17966653cc8dSVille Syrjälä if (!crtc->fb) { 17976653cc8dSVille Syrjälä DRM_DEBUG_KMS("CRTC doesn't have current FB\n"); 17986653cc8dSVille Syrjälä ret = -EINVAL; 17996653cc8dSVille Syrjälä goto out; 18006653cc8dSVille Syrjälä } 1801f453ba04SDave Airlie fb = crtc->fb; 1802f453ba04SDave Airlie } else { 1803f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->fb_id, 1804f453ba04SDave Airlie DRM_MODE_OBJECT_FB); 1805f453ba04SDave Airlie if (!obj) { 180658367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 180758367ed6SZhao Yakui crtc_req->fb_id); 1808f453ba04SDave Airlie ret = -EINVAL; 1809f453ba04SDave Airlie goto out; 1810f453ba04SDave Airlie } 1811f453ba04SDave Airlie fb = obj_to_fb(obj); 1812f453ba04SDave Airlie } 1813f453ba04SDave Airlie 1814f453ba04SDave Airlie mode = drm_mode_create(dev); 1815f453ba04SDave Airlie drm_crtc_convert_umode(mode, &crtc_req->mode); 1816f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 1817f453ba04SDave Airlie } 1818f453ba04SDave Airlie 1819f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 182058367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 1821f453ba04SDave Airlie ret = -EINVAL; 1822f453ba04SDave Airlie goto out; 1823f453ba04SDave Airlie } 1824f453ba04SDave Airlie 18257781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 182658367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 1827f453ba04SDave Airlie crtc_req->count_connectors); 1828f453ba04SDave Airlie ret = -EINVAL; 1829f453ba04SDave Airlie goto out; 1830f453ba04SDave Airlie } 1831f453ba04SDave Airlie 1832f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 1833f453ba04SDave Airlie u32 out_id; 1834f453ba04SDave Airlie 1835f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 1836f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 1837f453ba04SDave Airlie ret = -EINVAL; 1838f453ba04SDave Airlie goto out; 1839f453ba04SDave Airlie } 1840f453ba04SDave Airlie 1841f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 1842f453ba04SDave Airlie sizeof(struct drm_connector *), 1843f453ba04SDave Airlie GFP_KERNEL); 1844f453ba04SDave Airlie if (!connector_set) { 1845f453ba04SDave Airlie ret = -ENOMEM; 1846f453ba04SDave Airlie goto out; 1847f453ba04SDave Airlie } 1848f453ba04SDave Airlie 1849f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 185081f6c7f8SVille Syrjälä set_connectors_ptr = (uint32_t __user *)(unsigned long)crtc_req->set_connectors_ptr; 1851f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 1852f453ba04SDave Airlie ret = -EFAULT; 1853f453ba04SDave Airlie goto out; 1854f453ba04SDave Airlie } 1855f453ba04SDave Airlie 1856f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 1857f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1858f453ba04SDave Airlie if (!obj) { 185958367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 186058367ed6SZhao Yakui out_id); 1861f453ba04SDave Airlie ret = -EINVAL; 1862f453ba04SDave Airlie goto out; 1863f453ba04SDave Airlie } 1864f453ba04SDave Airlie connector = obj_to_connector(obj); 18659440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 18669440106bSJerome Glisse connector->base.id, 18679440106bSJerome Glisse drm_get_connector_name(connector)); 1868f453ba04SDave Airlie 1869f453ba04SDave Airlie connector_set[i] = connector; 1870f453ba04SDave Airlie } 1871f453ba04SDave Airlie } 1872f453ba04SDave Airlie 1873f453ba04SDave Airlie set.crtc = crtc; 1874f453ba04SDave Airlie set.x = crtc_req->x; 1875f453ba04SDave Airlie set.y = crtc_req->y; 1876f453ba04SDave Airlie set.mode = mode; 1877f453ba04SDave Airlie set.connectors = connector_set; 1878f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 1879f453ba04SDave Airlie set.fb = fb; 1880f453ba04SDave Airlie ret = crtc->funcs->set_config(&set); 1881f453ba04SDave Airlie 1882f453ba04SDave Airlie out: 1883f453ba04SDave Airlie kfree(connector_set); 1884f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1885f453ba04SDave Airlie return ret; 1886f453ba04SDave Airlie } 1887f453ba04SDave Airlie 1888f453ba04SDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 1889f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1890f453ba04SDave Airlie { 1891f453ba04SDave Airlie struct drm_mode_cursor *req = data; 1892f453ba04SDave Airlie struct drm_mode_object *obj; 1893f453ba04SDave Airlie struct drm_crtc *crtc; 1894f453ba04SDave Airlie int ret = 0; 1895f453ba04SDave Airlie 1896fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1897fb3b06c8SDave Airlie return -EINVAL; 1898fb3b06c8SDave Airlie 1899acb4b992SJesse Barnes if (!req->flags) 1900f453ba04SDave Airlie return -EINVAL; 1901f453ba04SDave Airlie 1902f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 1903e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 1904f453ba04SDave Airlie if (!obj) { 190558367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 1906f453ba04SDave Airlie ret = -EINVAL; 1907f453ba04SDave Airlie goto out; 1908f453ba04SDave Airlie } 1909f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1910f453ba04SDave Airlie 1911f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 1912f453ba04SDave Airlie if (!crtc->funcs->cursor_set) { 1913f453ba04SDave Airlie ret = -ENXIO; 1914f453ba04SDave Airlie goto out; 1915f453ba04SDave Airlie } 1916f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 1917f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 1918f453ba04SDave Airlie req->width, req->height); 1919f453ba04SDave Airlie } 1920f453ba04SDave Airlie 1921f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 1922f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 1923f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 1924f453ba04SDave Airlie } else { 1925f453ba04SDave Airlie ret = -EFAULT; 1926f453ba04SDave Airlie goto out; 1927f453ba04SDave Airlie } 1928f453ba04SDave Airlie } 1929f453ba04SDave Airlie out: 1930f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 1931f453ba04SDave Airlie return ret; 1932f453ba04SDave Airlie } 1933f453ba04SDave Airlie 1934308e5bcbSJesse Barnes /* Original addfb only supported RGB formats, so figure out which one */ 1935308e5bcbSJesse Barnes uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 1936308e5bcbSJesse Barnes { 1937308e5bcbSJesse Barnes uint32_t fmt; 1938308e5bcbSJesse Barnes 1939308e5bcbSJesse Barnes switch (bpp) { 1940308e5bcbSJesse Barnes case 8: 194104b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB332; 1942308e5bcbSJesse Barnes break; 1943308e5bcbSJesse Barnes case 16: 1944308e5bcbSJesse Barnes if (depth == 15) 194504b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB1555; 1946308e5bcbSJesse Barnes else 194704b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB565; 1948308e5bcbSJesse Barnes break; 1949308e5bcbSJesse Barnes case 24: 195004b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB888; 1951308e5bcbSJesse Barnes break; 1952308e5bcbSJesse Barnes case 32: 1953308e5bcbSJesse Barnes if (depth == 24) 195404b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1955308e5bcbSJesse Barnes else if (depth == 30) 195604b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB2101010; 1957308e5bcbSJesse Barnes else 195804b3924dSVille Syrjälä fmt = DRM_FORMAT_ARGB8888; 1959308e5bcbSJesse Barnes break; 1960308e5bcbSJesse Barnes default: 196104b3924dSVille Syrjälä DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 196204b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 1963308e5bcbSJesse Barnes break; 1964308e5bcbSJesse Barnes } 1965308e5bcbSJesse Barnes 1966308e5bcbSJesse Barnes return fmt; 1967308e5bcbSJesse Barnes } 1968308e5bcbSJesse Barnes EXPORT_SYMBOL(drm_mode_legacy_fb_format); 1969308e5bcbSJesse Barnes 1970f453ba04SDave Airlie /** 1971f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 1972f453ba04SDave Airlie * @inode: inode from the ioctl 1973f453ba04SDave Airlie * @filp: file * from the ioctl 1974f453ba04SDave Airlie * @cmd: cmd from ioctl 1975f453ba04SDave Airlie * @arg: arg from ioctl 1976f453ba04SDave Airlie * 1977f453ba04SDave Airlie * LOCKING: 1978f453ba04SDave Airlie * Takes mode config lock. 1979f453ba04SDave Airlie * 1980f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 1981f453ba04SDave Airlie * 1982f453ba04SDave Airlie * Called by the user via ioctl. 1983f453ba04SDave Airlie * 1984f453ba04SDave Airlie * RETURNS: 1985f453ba04SDave Airlie * Zero on success, errno on failure. 1986f453ba04SDave Airlie */ 1987f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 1988f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1989f453ba04SDave Airlie { 1990308e5bcbSJesse Barnes struct drm_mode_fb_cmd *or = data; 1991308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 r = {}; 1992308e5bcbSJesse Barnes struct drm_mode_config *config = &dev->mode_config; 1993308e5bcbSJesse Barnes struct drm_framebuffer *fb; 1994308e5bcbSJesse Barnes int ret = 0; 1995308e5bcbSJesse Barnes 1996308e5bcbSJesse Barnes /* Use new struct with format internally */ 1997308e5bcbSJesse Barnes r.fb_id = or->fb_id; 1998308e5bcbSJesse Barnes r.width = or->width; 1999308e5bcbSJesse Barnes r.height = or->height; 2000308e5bcbSJesse Barnes r.pitches[0] = or->pitch; 2001308e5bcbSJesse Barnes r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 2002308e5bcbSJesse Barnes r.handles[0] = or->handle; 2003308e5bcbSJesse Barnes 2004308e5bcbSJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2005308e5bcbSJesse Barnes return -EINVAL; 2006308e5bcbSJesse Barnes 2007acb4b992SJesse Barnes if ((config->min_width > r.width) || (r.width > config->max_width)) 2008308e5bcbSJesse Barnes return -EINVAL; 2009acb4b992SJesse Barnes 2010acb4b992SJesse Barnes if ((config->min_height > r.height) || (r.height > config->max_height)) 2011308e5bcbSJesse Barnes return -EINVAL; 2012308e5bcbSJesse Barnes 2013308e5bcbSJesse Barnes mutex_lock(&dev->mode_config.mutex); 2014308e5bcbSJesse Barnes 2015308e5bcbSJesse Barnes /* TODO check buffer is sufficiently large */ 2016308e5bcbSJesse Barnes /* TODO setup destructor callback */ 2017308e5bcbSJesse Barnes 2018308e5bcbSJesse Barnes fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); 2019308e5bcbSJesse Barnes if (IS_ERR(fb)) { 2020308e5bcbSJesse Barnes DRM_ERROR("could not create framebuffer\n"); 2021308e5bcbSJesse Barnes ret = PTR_ERR(fb); 2022308e5bcbSJesse Barnes goto out; 2023308e5bcbSJesse Barnes } 2024308e5bcbSJesse Barnes 2025308e5bcbSJesse Barnes or->fb_id = fb->base.id; 2026308e5bcbSJesse Barnes list_add(&fb->filp_head, &file_priv->fbs); 2027308e5bcbSJesse Barnes DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2028308e5bcbSJesse Barnes 2029308e5bcbSJesse Barnes out: 2030308e5bcbSJesse Barnes mutex_unlock(&dev->mode_config.mutex); 2031308e5bcbSJesse Barnes return ret; 2032308e5bcbSJesse Barnes } 2033308e5bcbSJesse Barnes 2034935b5977SVille Syrjälä static int format_check(struct drm_mode_fb_cmd2 *r) 2035935b5977SVille Syrjälä { 2036935b5977SVille Syrjälä uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; 2037935b5977SVille Syrjälä 2038935b5977SVille Syrjälä switch (format) { 2039935b5977SVille Syrjälä case DRM_FORMAT_C8: 2040935b5977SVille Syrjälä case DRM_FORMAT_RGB332: 2041935b5977SVille Syrjälä case DRM_FORMAT_BGR233: 2042935b5977SVille Syrjälä case DRM_FORMAT_XRGB4444: 2043935b5977SVille Syrjälä case DRM_FORMAT_XBGR4444: 2044935b5977SVille Syrjälä case DRM_FORMAT_RGBX4444: 2045935b5977SVille Syrjälä case DRM_FORMAT_BGRX4444: 2046935b5977SVille Syrjälä case DRM_FORMAT_ARGB4444: 2047935b5977SVille Syrjälä case DRM_FORMAT_ABGR4444: 2048935b5977SVille Syrjälä case DRM_FORMAT_RGBA4444: 2049935b5977SVille Syrjälä case DRM_FORMAT_BGRA4444: 2050935b5977SVille Syrjälä case DRM_FORMAT_XRGB1555: 2051935b5977SVille Syrjälä case DRM_FORMAT_XBGR1555: 2052935b5977SVille Syrjälä case DRM_FORMAT_RGBX5551: 2053935b5977SVille Syrjälä case DRM_FORMAT_BGRX5551: 2054935b5977SVille Syrjälä case DRM_FORMAT_ARGB1555: 2055935b5977SVille Syrjälä case DRM_FORMAT_ABGR1555: 2056935b5977SVille Syrjälä case DRM_FORMAT_RGBA5551: 2057935b5977SVille Syrjälä case DRM_FORMAT_BGRA5551: 2058935b5977SVille Syrjälä case DRM_FORMAT_RGB565: 2059935b5977SVille Syrjälä case DRM_FORMAT_BGR565: 2060935b5977SVille Syrjälä case DRM_FORMAT_RGB888: 2061935b5977SVille Syrjälä case DRM_FORMAT_BGR888: 2062935b5977SVille Syrjälä case DRM_FORMAT_XRGB8888: 2063935b5977SVille Syrjälä case DRM_FORMAT_XBGR8888: 2064935b5977SVille Syrjälä case DRM_FORMAT_RGBX8888: 2065935b5977SVille Syrjälä case DRM_FORMAT_BGRX8888: 2066935b5977SVille Syrjälä case DRM_FORMAT_ARGB8888: 2067935b5977SVille Syrjälä case DRM_FORMAT_ABGR8888: 2068935b5977SVille Syrjälä case DRM_FORMAT_RGBA8888: 2069935b5977SVille Syrjälä case DRM_FORMAT_BGRA8888: 2070935b5977SVille Syrjälä case DRM_FORMAT_XRGB2101010: 2071935b5977SVille Syrjälä case DRM_FORMAT_XBGR2101010: 2072935b5977SVille Syrjälä case DRM_FORMAT_RGBX1010102: 2073935b5977SVille Syrjälä case DRM_FORMAT_BGRX1010102: 2074935b5977SVille Syrjälä case DRM_FORMAT_ARGB2101010: 2075935b5977SVille Syrjälä case DRM_FORMAT_ABGR2101010: 2076935b5977SVille Syrjälä case DRM_FORMAT_RGBA1010102: 2077935b5977SVille Syrjälä case DRM_FORMAT_BGRA1010102: 2078935b5977SVille Syrjälä case DRM_FORMAT_YUYV: 2079935b5977SVille Syrjälä case DRM_FORMAT_YVYU: 2080935b5977SVille Syrjälä case DRM_FORMAT_UYVY: 2081935b5977SVille Syrjälä case DRM_FORMAT_VYUY: 2082935b5977SVille Syrjälä case DRM_FORMAT_AYUV: 2083935b5977SVille Syrjälä case DRM_FORMAT_NV12: 2084935b5977SVille Syrjälä case DRM_FORMAT_NV21: 2085935b5977SVille Syrjälä case DRM_FORMAT_NV16: 2086935b5977SVille Syrjälä case DRM_FORMAT_NV61: 2087935b5977SVille Syrjälä case DRM_FORMAT_YUV410: 2088935b5977SVille Syrjälä case DRM_FORMAT_YVU410: 2089935b5977SVille Syrjälä case DRM_FORMAT_YUV411: 2090935b5977SVille Syrjälä case DRM_FORMAT_YVU411: 2091935b5977SVille Syrjälä case DRM_FORMAT_YUV420: 2092935b5977SVille Syrjälä case DRM_FORMAT_YVU420: 2093935b5977SVille Syrjälä case DRM_FORMAT_YUV422: 2094935b5977SVille Syrjälä case DRM_FORMAT_YVU422: 2095935b5977SVille Syrjälä case DRM_FORMAT_YUV444: 2096935b5977SVille Syrjälä case DRM_FORMAT_YVU444: 2097935b5977SVille Syrjälä return 0; 2098935b5977SVille Syrjälä default: 2099935b5977SVille Syrjälä return -EINVAL; 2100935b5977SVille Syrjälä } 2101935b5977SVille Syrjälä } 2102935b5977SVille Syrjälä 2103308e5bcbSJesse Barnes /** 2104308e5bcbSJesse Barnes * drm_mode_addfb2 - add an FB to the graphics configuration 2105308e5bcbSJesse Barnes * @inode: inode from the ioctl 2106308e5bcbSJesse Barnes * @filp: file * from the ioctl 2107308e5bcbSJesse Barnes * @cmd: cmd from ioctl 2108308e5bcbSJesse Barnes * @arg: arg from ioctl 2109308e5bcbSJesse Barnes * 2110308e5bcbSJesse Barnes * LOCKING: 2111308e5bcbSJesse Barnes * Takes mode config lock. 2112308e5bcbSJesse Barnes * 2113308e5bcbSJesse Barnes * Add a new FB to the specified CRTC, given a user request with format. 2114308e5bcbSJesse Barnes * 2115308e5bcbSJesse Barnes * Called by the user via ioctl. 2116308e5bcbSJesse Barnes * 2117308e5bcbSJesse Barnes * RETURNS: 2118308e5bcbSJesse Barnes * Zero on success, errno on failure. 2119308e5bcbSJesse Barnes */ 2120308e5bcbSJesse Barnes int drm_mode_addfb2(struct drm_device *dev, 2121308e5bcbSJesse Barnes void *data, struct drm_file *file_priv) 2122308e5bcbSJesse Barnes { 2123308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 *r = data; 2124f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2125f453ba04SDave Airlie struct drm_framebuffer *fb; 2126f453ba04SDave Airlie int ret = 0; 2127f453ba04SDave Airlie 2128fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2129fb3b06c8SDave Airlie return -EINVAL; 2130fb3b06c8SDave Airlie 2131f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 21328cf5c917SJesse Barnes DRM_ERROR("bad framebuffer width %d, should be >= %d && <= %d\n", 21338cf5c917SJesse Barnes r->width, config->min_width, config->max_width); 2134f453ba04SDave Airlie return -EINVAL; 2135f453ba04SDave Airlie } 2136f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 21378cf5c917SJesse Barnes DRM_ERROR("bad framebuffer height %d, should be >= %d && <= %d\n", 21388cf5c917SJesse Barnes r->height, config->min_height, config->max_height); 2139f453ba04SDave Airlie return -EINVAL; 2140f453ba04SDave Airlie } 2141f453ba04SDave Airlie 2142935b5977SVille Syrjälä ret = format_check(r); 2143935b5977SVille Syrjälä if (ret) { 2144935b5977SVille Syrjälä DRM_ERROR("bad framebuffer format 0x%08x\n", r->pixel_format); 2145935b5977SVille Syrjälä return ret; 2146935b5977SVille Syrjälä } 2147935b5977SVille Syrjälä 2148f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2149f453ba04SDave Airlie 2150f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 2151cce13ff7SChris Wilson if (IS_ERR(fb)) { 2152f453ba04SDave Airlie DRM_ERROR("could not create framebuffer\n"); 2153cce13ff7SChris Wilson ret = PTR_ERR(fb); 2154f453ba04SDave Airlie goto out; 2155f453ba04SDave Airlie } 2156f453ba04SDave Airlie 2157e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 2158f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 21599440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 2160f453ba04SDave Airlie 2161f453ba04SDave Airlie out: 2162f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2163f453ba04SDave Airlie return ret; 2164f453ba04SDave Airlie } 2165f453ba04SDave Airlie 2166f453ba04SDave Airlie /** 2167f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 2168f453ba04SDave Airlie * @inode: inode from the ioctl 2169f453ba04SDave Airlie * @filp: file * from the ioctl 2170f453ba04SDave Airlie * @cmd: cmd from ioctl 2171f453ba04SDave Airlie * @arg: arg from ioctl 2172f453ba04SDave Airlie * 2173f453ba04SDave Airlie * LOCKING: 2174f453ba04SDave Airlie * Takes mode config lock. 2175f453ba04SDave Airlie * 2176f453ba04SDave Airlie * Remove the FB specified by the user. 2177f453ba04SDave Airlie * 2178f453ba04SDave Airlie * Called by the user via ioctl. 2179f453ba04SDave Airlie * 2180f453ba04SDave Airlie * RETURNS: 2181f453ba04SDave Airlie * Zero on success, errno on failure. 2182f453ba04SDave Airlie */ 2183f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 2184f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2185f453ba04SDave Airlie { 2186f453ba04SDave Airlie struct drm_mode_object *obj; 2187f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2188f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 2189f453ba04SDave Airlie uint32_t *id = data; 2190f453ba04SDave Airlie int ret = 0; 2191f453ba04SDave Airlie int found = 0; 2192f453ba04SDave Airlie 2193fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2194fb3b06c8SDave Airlie return -EINVAL; 2195fb3b06c8SDave Airlie 2196f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2197f453ba04SDave Airlie obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); 219825985edcSLucas De Marchi /* TODO check that we really get a framebuffer back. */ 2199f453ba04SDave Airlie if (!obj) { 2200f453ba04SDave Airlie ret = -EINVAL; 2201f453ba04SDave Airlie goto out; 2202f453ba04SDave Airlie } 2203f453ba04SDave Airlie fb = obj_to_fb(obj); 2204f453ba04SDave Airlie 2205f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2206f453ba04SDave Airlie if (fb == fbl) 2207f453ba04SDave Airlie found = 1; 2208f453ba04SDave Airlie 2209f453ba04SDave Airlie if (!found) { 2210f453ba04SDave Airlie ret = -EINVAL; 2211f453ba04SDave Airlie goto out; 2212f453ba04SDave Airlie } 2213f453ba04SDave Airlie 2214f453ba04SDave Airlie /* TODO release all crtc connected to the framebuffer */ 2215f453ba04SDave Airlie /* TODO unhock the destructor from the buffer object */ 2216f453ba04SDave Airlie 2217f453ba04SDave Airlie list_del(&fb->filp_head); 2218f453ba04SDave Airlie fb->funcs->destroy(fb); 2219f453ba04SDave Airlie 2220f453ba04SDave Airlie out: 2221f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2222f453ba04SDave Airlie return ret; 2223f453ba04SDave Airlie } 2224f453ba04SDave Airlie 2225f453ba04SDave Airlie /** 2226f453ba04SDave Airlie * drm_mode_getfb - get FB info 2227f453ba04SDave Airlie * @inode: inode from the ioctl 2228f453ba04SDave Airlie * @filp: file * from the ioctl 2229f453ba04SDave Airlie * @cmd: cmd from ioctl 2230f453ba04SDave Airlie * @arg: arg from ioctl 2231f453ba04SDave Airlie * 2232f453ba04SDave Airlie * LOCKING: 2233b20f3867SSascha Hauer * Takes mode config lock. 2234f453ba04SDave Airlie * 2235f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 2236f453ba04SDave Airlie * 2237f453ba04SDave Airlie * Called by the user via ioctl. 2238f453ba04SDave Airlie * 2239f453ba04SDave Airlie * RETURNS: 2240f453ba04SDave Airlie * Zero on success, errno on failure. 2241f453ba04SDave Airlie */ 2242f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 2243f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2244f453ba04SDave Airlie { 2245f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 2246f453ba04SDave Airlie struct drm_mode_object *obj; 2247f453ba04SDave Airlie struct drm_framebuffer *fb; 2248f453ba04SDave Airlie int ret = 0; 2249f453ba04SDave Airlie 2250fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2251fb3b06c8SDave Airlie return -EINVAL; 2252fb3b06c8SDave Airlie 2253f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2254e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2255f453ba04SDave Airlie if (!obj) { 2256f453ba04SDave Airlie ret = -EINVAL; 2257f453ba04SDave Airlie goto out; 2258f453ba04SDave Airlie } 2259f453ba04SDave Airlie fb = obj_to_fb(obj); 2260f453ba04SDave Airlie 2261f453ba04SDave Airlie r->height = fb->height; 2262f453ba04SDave Airlie r->width = fb->width; 2263f453ba04SDave Airlie r->depth = fb->depth; 2264f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 226501f2c773SVille Syrjälä r->pitch = fb->pitches[0]; 2266f453ba04SDave Airlie fb->funcs->create_handle(fb, file_priv, &r->handle); 2267f453ba04SDave Airlie 2268f453ba04SDave Airlie out: 2269f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2270f453ba04SDave Airlie return ret; 2271f453ba04SDave Airlie } 2272f453ba04SDave Airlie 2273884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2274884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 2275884840aaSJakob Bornecrantz { 2276884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 2277884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 2278884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 2279884840aaSJakob Bornecrantz struct drm_mode_object *obj; 2280884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 2281884840aaSJakob Bornecrantz unsigned flags; 2282884840aaSJakob Bornecrantz int num_clips; 2283884840aaSJakob Bornecrantz int ret = 0; 2284884840aaSJakob Bornecrantz 2285fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2286fb3b06c8SDave Airlie return -EINVAL; 2287fb3b06c8SDave Airlie 2288884840aaSJakob Bornecrantz mutex_lock(&dev->mode_config.mutex); 2289884840aaSJakob Bornecrantz obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); 2290884840aaSJakob Bornecrantz if (!obj) { 2291884840aaSJakob Bornecrantz ret = -EINVAL; 2292884840aaSJakob Bornecrantz goto out_err1; 2293884840aaSJakob Bornecrantz } 2294884840aaSJakob Bornecrantz fb = obj_to_fb(obj); 2295884840aaSJakob Bornecrantz 2296884840aaSJakob Bornecrantz num_clips = r->num_clips; 229781f6c7f8SVille Syrjälä clips_ptr = (struct drm_clip_rect __user *)(unsigned long)r->clips_ptr; 2298884840aaSJakob Bornecrantz 2299884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 2300884840aaSJakob Bornecrantz ret = -EINVAL; 2301884840aaSJakob Bornecrantz goto out_err1; 2302884840aaSJakob Bornecrantz } 2303884840aaSJakob Bornecrantz 2304884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2305884840aaSJakob Bornecrantz 2306884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 2307884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2308884840aaSJakob Bornecrantz ret = -EINVAL; 2309884840aaSJakob Bornecrantz goto out_err1; 2310884840aaSJakob Bornecrantz } 2311884840aaSJakob Bornecrantz 2312884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 2313a5cd3351SXi Wang if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { 2314a5cd3351SXi Wang ret = -EINVAL; 2315a5cd3351SXi Wang goto out_err1; 2316a5cd3351SXi Wang } 2317884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 2318884840aaSJakob Bornecrantz if (!clips) { 2319884840aaSJakob Bornecrantz ret = -ENOMEM; 2320884840aaSJakob Bornecrantz goto out_err1; 2321884840aaSJakob Bornecrantz } 2322884840aaSJakob Bornecrantz 2323884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 2324884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 2325e902a358SDan Carpenter if (ret) { 2326e902a358SDan Carpenter ret = -EFAULT; 2327884840aaSJakob Bornecrantz goto out_err2; 2328884840aaSJakob Bornecrantz } 2329e902a358SDan Carpenter } 2330884840aaSJakob Bornecrantz 2331884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 233202b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 233302b00162SThomas Hellstrom clips, num_clips); 2334884840aaSJakob Bornecrantz } else { 2335884840aaSJakob Bornecrantz ret = -ENOSYS; 2336884840aaSJakob Bornecrantz goto out_err2; 2337884840aaSJakob Bornecrantz } 2338884840aaSJakob Bornecrantz 2339884840aaSJakob Bornecrantz out_err2: 2340884840aaSJakob Bornecrantz kfree(clips); 2341884840aaSJakob Bornecrantz out_err1: 2342884840aaSJakob Bornecrantz mutex_unlock(&dev->mode_config.mutex); 2343884840aaSJakob Bornecrantz return ret; 2344884840aaSJakob Bornecrantz } 2345884840aaSJakob Bornecrantz 2346884840aaSJakob Bornecrantz 2347f453ba04SDave Airlie /** 2348f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 2349f453ba04SDave Airlie * @filp: file * from the ioctl 2350f453ba04SDave Airlie * 2351f453ba04SDave Airlie * LOCKING: 2352f453ba04SDave Airlie * Takes mode config lock. 2353f453ba04SDave Airlie * 2354f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 2355f453ba04SDave Airlie * 2356f453ba04SDave Airlie * Called by the user via ioctl. 2357f453ba04SDave Airlie * 2358f453ba04SDave Airlie * RETURNS: 2359f453ba04SDave Airlie * Zero on success, errno on failure. 2360f453ba04SDave Airlie */ 2361ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 2362f453ba04SDave Airlie { 2363f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 2364f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 2365f453ba04SDave Airlie 2366f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2367f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 2368f453ba04SDave Airlie list_del(&fb->filp_head); 2369f453ba04SDave Airlie fb->funcs->destroy(fb); 2370f453ba04SDave Airlie } 2371f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2372f453ba04SDave Airlie } 2373f453ba04SDave Airlie 2374f453ba04SDave Airlie /** 2375f453ba04SDave Airlie * drm_mode_attachmode - add a mode to the user mode list 2376f453ba04SDave Airlie * @dev: DRM device 2377f453ba04SDave Airlie * @connector: connector to add the mode to 2378f453ba04SDave Airlie * @mode: mode to add 2379f453ba04SDave Airlie * 2380f453ba04SDave Airlie * Add @mode to @connector's user mode list. 2381f453ba04SDave Airlie */ 23821dd6c8bdSVille Syrjälä static void drm_mode_attachmode(struct drm_device *dev, 2383f453ba04SDave Airlie struct drm_connector *connector, 2384f453ba04SDave Airlie struct drm_display_mode *mode) 2385f453ba04SDave Airlie { 2386f453ba04SDave Airlie list_add_tail(&mode->head, &connector->user_modes); 2387f453ba04SDave Airlie } 2388f453ba04SDave Airlie 2389f453ba04SDave Airlie int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 2390f453ba04SDave Airlie struct drm_display_mode *mode) 2391f453ba04SDave Airlie { 2392f453ba04SDave Airlie struct drm_connector *connector; 2393f453ba04SDave Airlie struct drm_display_mode *dup_mode; 2394f453ba04SDave Airlie int need_dup = 0; 2395f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2396f453ba04SDave Airlie if (!connector->encoder) 2397f453ba04SDave Airlie break; 2398f453ba04SDave Airlie if (connector->encoder->crtc == crtc) { 2399f453ba04SDave Airlie if (need_dup) 2400f453ba04SDave Airlie dup_mode = drm_mode_duplicate(dev, mode); 2401f453ba04SDave Airlie else 2402f453ba04SDave Airlie dup_mode = mode; 24031dd6c8bdSVille Syrjälä drm_mode_attachmode(dev, connector, dup_mode); 2404f453ba04SDave Airlie need_dup = 1; 2405f453ba04SDave Airlie } 2406f453ba04SDave Airlie } 2407f453ba04SDave Airlie return 0; 2408f453ba04SDave Airlie } 2409f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_attachmode_crtc); 2410f453ba04SDave Airlie 2411f453ba04SDave Airlie static int drm_mode_detachmode(struct drm_device *dev, 2412f453ba04SDave Airlie struct drm_connector *connector, 2413f453ba04SDave Airlie struct drm_display_mode *mode) 2414f453ba04SDave Airlie { 2415f453ba04SDave Airlie int found = 0; 2416f453ba04SDave Airlie int ret = 0; 2417f453ba04SDave Airlie struct drm_display_mode *match_mode, *t; 2418f453ba04SDave Airlie 2419f453ba04SDave Airlie list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 2420f453ba04SDave Airlie if (drm_mode_equal(match_mode, mode)) { 2421f453ba04SDave Airlie list_del(&match_mode->head); 2422f453ba04SDave Airlie drm_mode_destroy(dev, match_mode); 2423f453ba04SDave Airlie found = 1; 2424f453ba04SDave Airlie break; 2425f453ba04SDave Airlie } 2426f453ba04SDave Airlie } 2427f453ba04SDave Airlie 2428f453ba04SDave Airlie if (!found) 2429f453ba04SDave Airlie ret = -EINVAL; 2430f453ba04SDave Airlie 2431f453ba04SDave Airlie return ret; 2432f453ba04SDave Airlie } 2433f453ba04SDave Airlie 2434f453ba04SDave Airlie int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 2435f453ba04SDave Airlie { 2436f453ba04SDave Airlie struct drm_connector *connector; 2437f453ba04SDave Airlie 2438f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2439f453ba04SDave Airlie drm_mode_detachmode(dev, connector, mode); 2440f453ba04SDave Airlie } 2441f453ba04SDave Airlie return 0; 2442f453ba04SDave Airlie } 2443f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_detachmode_crtc); 2444f453ba04SDave Airlie 2445f453ba04SDave Airlie /** 2446f453ba04SDave Airlie * drm_fb_attachmode - Attach a user mode to an connector 2447f453ba04SDave Airlie * @inode: inode from the ioctl 2448f453ba04SDave Airlie * @filp: file * from the ioctl 2449f453ba04SDave Airlie * @cmd: cmd from ioctl 2450f453ba04SDave Airlie * @arg: arg from ioctl 2451f453ba04SDave Airlie * 2452f453ba04SDave Airlie * This attaches a user specified mode to an connector. 2453f453ba04SDave Airlie * Called by the user via ioctl. 2454f453ba04SDave Airlie * 2455f453ba04SDave Airlie * RETURNS: 2456f453ba04SDave Airlie * Zero on success, errno on failure. 2457f453ba04SDave Airlie */ 2458f453ba04SDave Airlie int drm_mode_attachmode_ioctl(struct drm_device *dev, 2459f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2460f453ba04SDave Airlie { 2461f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2462f453ba04SDave Airlie struct drm_connector *connector; 2463f453ba04SDave Airlie struct drm_display_mode *mode; 2464f453ba04SDave Airlie struct drm_mode_object *obj; 2465f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2466f453ba04SDave Airlie int ret = 0; 2467f453ba04SDave Airlie 2468fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2469fb3b06c8SDave Airlie return -EINVAL; 2470fb3b06c8SDave Airlie 2471f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2472f453ba04SDave Airlie 2473f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2474f453ba04SDave Airlie if (!obj) { 2475f453ba04SDave Airlie ret = -EINVAL; 2476f453ba04SDave Airlie goto out; 2477f453ba04SDave Airlie } 2478f453ba04SDave Airlie connector = obj_to_connector(obj); 2479f453ba04SDave Airlie 2480f453ba04SDave Airlie mode = drm_mode_create(dev); 2481f453ba04SDave Airlie if (!mode) { 2482f453ba04SDave Airlie ret = -ENOMEM; 2483f453ba04SDave Airlie goto out; 2484f453ba04SDave Airlie } 2485f453ba04SDave Airlie 2486f453ba04SDave Airlie drm_crtc_convert_umode(mode, umode); 2487f453ba04SDave Airlie 24881dd6c8bdSVille Syrjälä drm_mode_attachmode(dev, connector, mode); 2489f453ba04SDave Airlie out: 2490f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2491f453ba04SDave Airlie return ret; 2492f453ba04SDave Airlie } 2493f453ba04SDave Airlie 2494f453ba04SDave Airlie 2495f453ba04SDave Airlie /** 2496f453ba04SDave Airlie * drm_fb_detachmode - Detach a user specified mode from an connector 2497f453ba04SDave Airlie * @inode: inode from the ioctl 2498f453ba04SDave Airlie * @filp: file * from the ioctl 2499f453ba04SDave Airlie * @cmd: cmd from ioctl 2500f453ba04SDave Airlie * @arg: arg from ioctl 2501f453ba04SDave Airlie * 2502f453ba04SDave Airlie * Called by the user via ioctl. 2503f453ba04SDave Airlie * 2504f453ba04SDave Airlie * RETURNS: 2505f453ba04SDave Airlie * Zero on success, errno on failure. 2506f453ba04SDave Airlie */ 2507f453ba04SDave Airlie int drm_mode_detachmode_ioctl(struct drm_device *dev, 2508f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2509f453ba04SDave Airlie { 2510f453ba04SDave Airlie struct drm_mode_object *obj; 2511f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2512f453ba04SDave Airlie struct drm_connector *connector; 2513f453ba04SDave Airlie struct drm_display_mode mode; 2514f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 2515f453ba04SDave Airlie int ret = 0; 2516f453ba04SDave Airlie 2517fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2518fb3b06c8SDave Airlie return -EINVAL; 2519fb3b06c8SDave Airlie 2520f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2521f453ba04SDave Airlie 2522f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2523f453ba04SDave Airlie if (!obj) { 2524f453ba04SDave Airlie ret = -EINVAL; 2525f453ba04SDave Airlie goto out; 2526f453ba04SDave Airlie } 2527f453ba04SDave Airlie connector = obj_to_connector(obj); 2528f453ba04SDave Airlie 2529f453ba04SDave Airlie drm_crtc_convert_umode(&mode, umode); 2530f453ba04SDave Airlie ret = drm_mode_detachmode(dev, connector, &mode); 2531f453ba04SDave Airlie out: 2532f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2533f453ba04SDave Airlie return ret; 2534f453ba04SDave Airlie } 2535f453ba04SDave Airlie 2536f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2537f453ba04SDave Airlie const char *name, int num_values) 2538f453ba04SDave Airlie { 2539f453ba04SDave Airlie struct drm_property *property = NULL; 2540f453ba04SDave Airlie 2541f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2542f453ba04SDave Airlie if (!property) 2543f453ba04SDave Airlie return NULL; 2544f453ba04SDave Airlie 2545f453ba04SDave Airlie if (num_values) { 2546f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2547f453ba04SDave Airlie if (!property->values) 2548f453ba04SDave Airlie goto fail; 2549f453ba04SDave Airlie } 2550f453ba04SDave Airlie 2551f453ba04SDave Airlie drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 2552f453ba04SDave Airlie property->flags = flags; 2553f453ba04SDave Airlie property->num_values = num_values; 2554f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2555f453ba04SDave Airlie 2556471dd2efSVinson Lee if (name) { 2557f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2558471dd2efSVinson Lee property->name[DRM_PROP_NAME_LEN-1] = '\0'; 2559471dd2efSVinson Lee } 2560f453ba04SDave Airlie 2561f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2562f453ba04SDave Airlie return property; 2563f453ba04SDave Airlie fail: 2564f453ba04SDave Airlie kfree(property); 2565f453ba04SDave Airlie return NULL; 2566f453ba04SDave Airlie } 2567f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2568f453ba04SDave Airlie 25694a67d391SSascha Hauer struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 25704a67d391SSascha Hauer const char *name, 25714a67d391SSascha Hauer const struct drm_prop_enum_list *props, 25724a67d391SSascha Hauer int num_values) 25734a67d391SSascha Hauer { 25744a67d391SSascha Hauer struct drm_property *property; 25754a67d391SSascha Hauer int i, ret; 25764a67d391SSascha Hauer 25774a67d391SSascha Hauer flags |= DRM_MODE_PROP_ENUM; 25784a67d391SSascha Hauer 25794a67d391SSascha Hauer property = drm_property_create(dev, flags, name, num_values); 25804a67d391SSascha Hauer if (!property) 25814a67d391SSascha Hauer return NULL; 25824a67d391SSascha Hauer 25834a67d391SSascha Hauer for (i = 0; i < num_values; i++) { 25844a67d391SSascha Hauer ret = drm_property_add_enum(property, i, 25854a67d391SSascha Hauer props[i].type, 25864a67d391SSascha Hauer props[i].name); 25874a67d391SSascha Hauer if (ret) { 25884a67d391SSascha Hauer drm_property_destroy(dev, property); 25894a67d391SSascha Hauer return NULL; 25904a67d391SSascha Hauer } 25914a67d391SSascha Hauer } 25924a67d391SSascha Hauer 25934a67d391SSascha Hauer return property; 25944a67d391SSascha Hauer } 25954a67d391SSascha Hauer EXPORT_SYMBOL(drm_property_create_enum); 25964a67d391SSascha Hauer 2597d9bc3c02SSascha Hauer struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, 2598d9bc3c02SSascha Hauer const char *name, 2599d9bc3c02SSascha Hauer uint64_t min, uint64_t max) 2600d9bc3c02SSascha Hauer { 2601d9bc3c02SSascha Hauer struct drm_property *property; 2602d9bc3c02SSascha Hauer 2603d9bc3c02SSascha Hauer flags |= DRM_MODE_PROP_RANGE; 2604d9bc3c02SSascha Hauer 2605d9bc3c02SSascha Hauer property = drm_property_create(dev, flags, name, 2); 2606d9bc3c02SSascha Hauer if (!property) 2607d9bc3c02SSascha Hauer return NULL; 2608d9bc3c02SSascha Hauer 2609d9bc3c02SSascha Hauer property->values[0] = min; 2610d9bc3c02SSascha Hauer property->values[1] = max; 2611d9bc3c02SSascha Hauer 2612d9bc3c02SSascha Hauer return property; 2613d9bc3c02SSascha Hauer } 2614d9bc3c02SSascha Hauer EXPORT_SYMBOL(drm_property_create_range); 2615d9bc3c02SSascha Hauer 2616f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2617f453ba04SDave Airlie uint64_t value, const char *name) 2618f453ba04SDave Airlie { 2619f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2620f453ba04SDave Airlie 2621f453ba04SDave Airlie if (!(property->flags & DRM_MODE_PROP_ENUM)) 2622f453ba04SDave Airlie return -EINVAL; 2623f453ba04SDave Airlie 2624f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2625f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2626f453ba04SDave Airlie if (prop_enum->value == value) { 2627f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2628f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2629f453ba04SDave Airlie return 0; 2630f453ba04SDave Airlie } 2631f453ba04SDave Airlie } 2632f453ba04SDave Airlie } 2633f453ba04SDave Airlie 2634f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2635f453ba04SDave Airlie if (!prop_enum) 2636f453ba04SDave Airlie return -ENOMEM; 2637f453ba04SDave Airlie 2638f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2639f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2640f453ba04SDave Airlie prop_enum->value = value; 2641f453ba04SDave Airlie 2642f453ba04SDave Airlie property->values[index] = value; 2643f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2644f453ba04SDave Airlie return 0; 2645f453ba04SDave Airlie } 2646f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2647f453ba04SDave Airlie 2648f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2649f453ba04SDave Airlie { 2650f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2651f453ba04SDave Airlie 2652f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2653f453ba04SDave Airlie list_del(&prop_enum->head); 2654f453ba04SDave Airlie kfree(prop_enum); 2655f453ba04SDave Airlie } 2656f453ba04SDave Airlie 2657f453ba04SDave Airlie if (property->num_values) 2658f453ba04SDave Airlie kfree(property->values); 2659f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2660f453ba04SDave Airlie list_del(&property->head); 2661f453ba04SDave Airlie kfree(property); 2662f453ba04SDave Airlie } 2663f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2664f453ba04SDave Airlie 2665f453ba04SDave Airlie int drm_connector_attach_property(struct drm_connector *connector, 2666f453ba04SDave Airlie struct drm_property *property, uint64_t init_val) 2667f453ba04SDave Airlie { 2668f453ba04SDave Airlie int i; 2669f453ba04SDave Airlie 2670f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2671f453ba04SDave Airlie if (connector->property_ids[i] == 0) { 2672f453ba04SDave Airlie connector->property_ids[i] = property->base.id; 2673f453ba04SDave Airlie connector->property_values[i] = init_val; 2674f453ba04SDave Airlie break; 2675f453ba04SDave Airlie } 2676f453ba04SDave Airlie } 2677f453ba04SDave Airlie 2678f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2679f453ba04SDave Airlie return -EINVAL; 2680f453ba04SDave Airlie return 0; 2681f453ba04SDave Airlie } 2682f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_attach_property); 2683f453ba04SDave Airlie 2684f453ba04SDave Airlie int drm_connector_property_set_value(struct drm_connector *connector, 2685f453ba04SDave Airlie struct drm_property *property, uint64_t value) 2686f453ba04SDave Airlie { 2687f453ba04SDave Airlie int i; 2688f453ba04SDave Airlie 2689f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2690f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2691f453ba04SDave Airlie connector->property_values[i] = value; 2692f453ba04SDave Airlie break; 2693f453ba04SDave Airlie } 2694f453ba04SDave Airlie } 2695f453ba04SDave Airlie 2696f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2697f453ba04SDave Airlie return -EINVAL; 2698f453ba04SDave Airlie return 0; 2699f453ba04SDave Airlie } 2700f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_set_value); 2701f453ba04SDave Airlie 2702f453ba04SDave Airlie int drm_connector_property_get_value(struct drm_connector *connector, 2703f453ba04SDave Airlie struct drm_property *property, uint64_t *val) 2704f453ba04SDave Airlie { 2705f453ba04SDave Airlie int i; 2706f453ba04SDave Airlie 2707f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2708f453ba04SDave Airlie if (connector->property_ids[i] == property->base.id) { 2709f453ba04SDave Airlie *val = connector->property_values[i]; 2710f453ba04SDave Airlie break; 2711f453ba04SDave Airlie } 2712f453ba04SDave Airlie } 2713f453ba04SDave Airlie 2714f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) 2715f453ba04SDave Airlie return -EINVAL; 2716f453ba04SDave Airlie return 0; 2717f453ba04SDave Airlie } 2718f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_property_get_value); 2719f453ba04SDave Airlie 2720f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 2721f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2722f453ba04SDave Airlie { 2723f453ba04SDave Airlie struct drm_mode_object *obj; 2724f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 2725f453ba04SDave Airlie struct drm_property *property; 2726f453ba04SDave Airlie int enum_count = 0; 2727f453ba04SDave Airlie int blob_count = 0; 2728f453ba04SDave Airlie int value_count = 0; 2729f453ba04SDave Airlie int ret = 0, i; 2730f453ba04SDave Airlie int copied; 2731f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2732f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 2733f453ba04SDave Airlie struct drm_property_blob *prop_blob; 273481f6c7f8SVille Syrjälä uint32_t __user *blob_id_ptr; 2735f453ba04SDave Airlie uint64_t __user *values_ptr; 2736f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 2737f453ba04SDave Airlie 2738fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2739fb3b06c8SDave Airlie return -EINVAL; 2740fb3b06c8SDave Airlie 2741f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2742f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2743f453ba04SDave Airlie if (!obj) { 2744f453ba04SDave Airlie ret = -EINVAL; 2745f453ba04SDave Airlie goto done; 2746f453ba04SDave Airlie } 2747f453ba04SDave Airlie property = obj_to_property(obj); 2748f453ba04SDave Airlie 2749f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2750f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 2751f453ba04SDave Airlie enum_count++; 2752f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 2753f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 2754f453ba04SDave Airlie blob_count++; 2755f453ba04SDave Airlie } 2756f453ba04SDave Airlie 2757f453ba04SDave Airlie value_count = property->num_values; 2758f453ba04SDave Airlie 2759f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 2760f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 2761f453ba04SDave Airlie out_resp->flags = property->flags; 2762f453ba04SDave Airlie 2763f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 276481f6c7f8SVille Syrjälä values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr; 2765f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 2766f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 2767f453ba04SDave Airlie ret = -EFAULT; 2768f453ba04SDave Airlie goto done; 2769f453ba04SDave Airlie } 2770f453ba04SDave Airlie } 2771f453ba04SDave Airlie } 2772f453ba04SDave Airlie out_resp->count_values = value_count; 2773f453ba04SDave Airlie 2774f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_ENUM) { 2775f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 2776f453ba04SDave Airlie copied = 0; 277781f6c7f8SVille Syrjälä enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr; 2778f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2779f453ba04SDave Airlie 2780f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 2781f453ba04SDave Airlie ret = -EFAULT; 2782f453ba04SDave Airlie goto done; 2783f453ba04SDave Airlie } 2784f453ba04SDave Airlie 2785f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 2786f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 2787f453ba04SDave Airlie ret = -EFAULT; 2788f453ba04SDave Airlie goto done; 2789f453ba04SDave Airlie } 2790f453ba04SDave Airlie copied++; 2791f453ba04SDave Airlie } 2792f453ba04SDave Airlie } 2793f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 2794f453ba04SDave Airlie } 2795f453ba04SDave Airlie 2796f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 2797f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 2798f453ba04SDave Airlie copied = 0; 279981f6c7f8SVille Syrjälä blob_id_ptr = (uint32_t __user *)(unsigned long)out_resp->enum_blob_ptr; 280081f6c7f8SVille Syrjälä blob_length_ptr = (uint32_t __user *)(unsigned long)out_resp->values_ptr; 2801f453ba04SDave Airlie 2802f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 2803f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 2804f453ba04SDave Airlie ret = -EFAULT; 2805f453ba04SDave Airlie goto done; 2806f453ba04SDave Airlie } 2807f453ba04SDave Airlie 2808f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 2809f453ba04SDave Airlie ret = -EFAULT; 2810f453ba04SDave Airlie goto done; 2811f453ba04SDave Airlie } 2812f453ba04SDave Airlie 2813f453ba04SDave Airlie copied++; 2814f453ba04SDave Airlie } 2815f453ba04SDave Airlie } 2816f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 2817f453ba04SDave Airlie } 2818f453ba04SDave Airlie done: 2819f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2820f453ba04SDave Airlie return ret; 2821f453ba04SDave Airlie } 2822f453ba04SDave Airlie 2823f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 2824f453ba04SDave Airlie void *data) 2825f453ba04SDave Airlie { 2826f453ba04SDave Airlie struct drm_property_blob *blob; 2827f453ba04SDave Airlie 2828f453ba04SDave Airlie if (!length || !data) 2829f453ba04SDave Airlie return NULL; 2830f453ba04SDave Airlie 2831f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 2832f453ba04SDave Airlie if (!blob) 2833f453ba04SDave Airlie return NULL; 2834f453ba04SDave Airlie 2835f453ba04SDave Airlie blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob)); 2836f453ba04SDave Airlie blob->length = length; 2837f453ba04SDave Airlie 2838f453ba04SDave Airlie memcpy(blob->data, data, length); 2839f453ba04SDave Airlie 2840f453ba04SDave Airlie drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 2841f453ba04SDave Airlie 2842f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 2843f453ba04SDave Airlie return blob; 2844f453ba04SDave Airlie } 2845f453ba04SDave Airlie 2846f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 2847f453ba04SDave Airlie struct drm_property_blob *blob) 2848f453ba04SDave Airlie { 2849f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 2850f453ba04SDave Airlie list_del(&blob->head); 2851f453ba04SDave Airlie kfree(blob); 2852f453ba04SDave Airlie } 2853f453ba04SDave Airlie 2854f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 2855f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2856f453ba04SDave Airlie { 2857f453ba04SDave Airlie struct drm_mode_object *obj; 2858f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 2859f453ba04SDave Airlie struct drm_property_blob *blob; 2860f453ba04SDave Airlie int ret = 0; 286181f6c7f8SVille Syrjälä void __user *blob_ptr; 2862f453ba04SDave Airlie 2863fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2864fb3b06c8SDave Airlie return -EINVAL; 2865fb3b06c8SDave Airlie 2866f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2867f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 2868f453ba04SDave Airlie if (!obj) { 2869f453ba04SDave Airlie ret = -EINVAL; 2870f453ba04SDave Airlie goto done; 2871f453ba04SDave Airlie } 2872f453ba04SDave Airlie blob = obj_to_blob(obj); 2873f453ba04SDave Airlie 2874f453ba04SDave Airlie if (out_resp->length == blob->length) { 287581f6c7f8SVille Syrjälä blob_ptr = (void __user *)(unsigned long)out_resp->data; 2876f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 2877f453ba04SDave Airlie ret = -EFAULT; 2878f453ba04SDave Airlie goto done; 2879f453ba04SDave Airlie } 2880f453ba04SDave Airlie } 2881f453ba04SDave Airlie out_resp->length = blob->length; 2882f453ba04SDave Airlie 2883f453ba04SDave Airlie done: 2884f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2885f453ba04SDave Airlie return ret; 2886f453ba04SDave Airlie } 2887f453ba04SDave Airlie 2888f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 2889f453ba04SDave Airlie struct edid *edid) 2890f453ba04SDave Airlie { 2891f453ba04SDave Airlie struct drm_device *dev = connector->dev; 28927466f4ccSAdam Jackson int ret = 0, size; 2893f453ba04SDave Airlie 2894f453ba04SDave Airlie if (connector->edid_blob_ptr) 2895f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 2896f453ba04SDave Airlie 2897f453ba04SDave Airlie /* Delete edid, when there is none. */ 2898f453ba04SDave Airlie if (!edid) { 2899f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 2900f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, dev->mode_config.edid_property, 0); 2901f453ba04SDave Airlie return ret; 2902f453ba04SDave Airlie } 2903f453ba04SDave Airlie 29047466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 29057466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 29067466f4ccSAdam Jackson size, edid); 2907f453ba04SDave Airlie 2908f453ba04SDave Airlie ret = drm_connector_property_set_value(connector, 2909f453ba04SDave Airlie dev->mode_config.edid_property, 2910f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 2911f453ba04SDave Airlie 2912f453ba04SDave Airlie return ret; 2913f453ba04SDave Airlie } 2914f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 2915f453ba04SDave Airlie 2916f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 2917f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2918f453ba04SDave Airlie { 2919f453ba04SDave Airlie struct drm_mode_connector_set_property *out_resp = data; 2920f453ba04SDave Airlie struct drm_mode_object *obj; 2921f453ba04SDave Airlie struct drm_property *property; 2922f453ba04SDave Airlie struct drm_connector *connector; 2923f453ba04SDave Airlie int ret = -EINVAL; 2924f453ba04SDave Airlie int i; 2925f453ba04SDave Airlie 2926fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2927fb3b06c8SDave Airlie return -EINVAL; 2928fb3b06c8SDave Airlie 2929f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 2930f453ba04SDave Airlie 2931f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2932f453ba04SDave Airlie if (!obj) { 2933f453ba04SDave Airlie goto out; 2934f453ba04SDave Airlie } 2935f453ba04SDave Airlie connector = obj_to_connector(obj); 2936f453ba04SDave Airlie 2937f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { 2938f453ba04SDave Airlie if (connector->property_ids[i] == out_resp->prop_id) 2939f453ba04SDave Airlie break; 2940f453ba04SDave Airlie } 2941f453ba04SDave Airlie 2942f453ba04SDave Airlie if (i == DRM_CONNECTOR_MAX_PROPERTY) { 2943f453ba04SDave Airlie goto out; 2944f453ba04SDave Airlie } 2945f453ba04SDave Airlie 2946f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 2947f453ba04SDave Airlie if (!obj) { 2948f453ba04SDave Airlie goto out; 2949f453ba04SDave Airlie } 2950f453ba04SDave Airlie property = obj_to_property(obj); 2951f453ba04SDave Airlie 2952f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_IMMUTABLE) 2953f453ba04SDave Airlie goto out; 2954f453ba04SDave Airlie 2955f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_RANGE) { 2956f453ba04SDave Airlie if (out_resp->value < property->values[0]) 2957f453ba04SDave Airlie goto out; 2958f453ba04SDave Airlie 2959f453ba04SDave Airlie if (out_resp->value > property->values[1]) 2960f453ba04SDave Airlie goto out; 2961f453ba04SDave Airlie } else { 2962f453ba04SDave Airlie int found = 0; 2963f453ba04SDave Airlie for (i = 0; i < property->num_values; i++) { 2964f453ba04SDave Airlie if (property->values[i] == out_resp->value) { 2965f453ba04SDave Airlie found = 1; 2966f453ba04SDave Airlie break; 2967f453ba04SDave Airlie } 2968f453ba04SDave Airlie } 2969f453ba04SDave Airlie if (!found) { 2970f453ba04SDave Airlie goto out; 2971f453ba04SDave Airlie } 2972f453ba04SDave Airlie } 2973f453ba04SDave Airlie 2974c9fb15f6SKeith Packard /* Do DPMS ourselves */ 2975c9fb15f6SKeith Packard if (property == connector->dev->mode_config.dpms_property) { 2976c9fb15f6SKeith Packard if (connector->funcs->dpms) 2977c9fb15f6SKeith Packard (*connector->funcs->dpms)(connector, (int) out_resp->value); 2978c9fb15f6SKeith Packard ret = 0; 2979c9fb15f6SKeith Packard } else if (connector->funcs->set_property) 2980f453ba04SDave Airlie ret = connector->funcs->set_property(connector, property, out_resp->value); 2981f453ba04SDave Airlie 2982af901ca1SAndré Goddard Rosa /* store the property value if successful */ 2983f453ba04SDave Airlie if (!ret) 2984f453ba04SDave Airlie drm_connector_property_set_value(connector, property, out_resp->value); 2985f453ba04SDave Airlie out: 2986f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 2987f453ba04SDave Airlie return ret; 2988f453ba04SDave Airlie } 2989f453ba04SDave Airlie 2990f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 2991f453ba04SDave Airlie struct drm_encoder *encoder) 2992f453ba04SDave Airlie { 2993f453ba04SDave Airlie int i; 2994f453ba04SDave Airlie 2995f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 2996f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 2997f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 2998f453ba04SDave Airlie return 0; 2999f453ba04SDave Airlie } 3000f453ba04SDave Airlie } 3001f453ba04SDave Airlie return -ENOMEM; 3002f453ba04SDave Airlie } 3003f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 3004f453ba04SDave Airlie 3005f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 3006f453ba04SDave Airlie struct drm_encoder *encoder) 3007f453ba04SDave Airlie { 3008f453ba04SDave Airlie int i; 3009f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3010f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 3011f453ba04SDave Airlie connector->encoder_ids[i] = 0; 3012f453ba04SDave Airlie if (connector->encoder == encoder) 3013f453ba04SDave Airlie connector->encoder = NULL; 3014f453ba04SDave Airlie break; 3015f453ba04SDave Airlie } 3016f453ba04SDave Airlie } 3017f453ba04SDave Airlie } 3018f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 3019f453ba04SDave Airlie 30204cae5b84SSascha Hauer int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 3021f453ba04SDave Airlie int gamma_size) 3022f453ba04SDave Airlie { 3023f453ba04SDave Airlie crtc->gamma_size = gamma_size; 3024f453ba04SDave Airlie 3025f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 3026f453ba04SDave Airlie if (!crtc->gamma_store) { 3027f453ba04SDave Airlie crtc->gamma_size = 0; 30284cae5b84SSascha Hauer return -ENOMEM; 3029f453ba04SDave Airlie } 3030f453ba04SDave Airlie 30314cae5b84SSascha Hauer return 0; 3032f453ba04SDave Airlie } 3033f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 3034f453ba04SDave Airlie 3035f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 3036f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3037f453ba04SDave Airlie { 3038f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3039f453ba04SDave Airlie struct drm_mode_object *obj; 3040f453ba04SDave Airlie struct drm_crtc *crtc; 3041f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3042f453ba04SDave Airlie int size; 3043f453ba04SDave Airlie int ret = 0; 3044f453ba04SDave Airlie 3045fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3046fb3b06c8SDave Airlie return -EINVAL; 3047fb3b06c8SDave Airlie 3048f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3049f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3050f453ba04SDave Airlie if (!obj) { 3051f453ba04SDave Airlie ret = -EINVAL; 3052f453ba04SDave Airlie goto out; 3053f453ba04SDave Airlie } 3054f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3055f453ba04SDave Airlie 3056f453ba04SDave Airlie /* memcpy into gamma store */ 3057f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3058f453ba04SDave Airlie ret = -EINVAL; 3059f453ba04SDave Airlie goto out; 3060f453ba04SDave Airlie } 3061f453ba04SDave Airlie 3062f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3063f453ba04SDave Airlie r_base = crtc->gamma_store; 3064f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 3065f453ba04SDave Airlie ret = -EFAULT; 3066f453ba04SDave Airlie goto out; 3067f453ba04SDave Airlie } 3068f453ba04SDave Airlie 3069f453ba04SDave Airlie g_base = r_base + size; 3070f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 3071f453ba04SDave Airlie ret = -EFAULT; 3072f453ba04SDave Airlie goto out; 3073f453ba04SDave Airlie } 3074f453ba04SDave Airlie 3075f453ba04SDave Airlie b_base = g_base + size; 3076f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 3077f453ba04SDave Airlie ret = -EFAULT; 3078f453ba04SDave Airlie goto out; 3079f453ba04SDave Airlie } 3080f453ba04SDave Airlie 30817203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 3082f453ba04SDave Airlie 3083f453ba04SDave Airlie out: 3084f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3085f453ba04SDave Airlie return ret; 3086f453ba04SDave Airlie 3087f453ba04SDave Airlie } 3088f453ba04SDave Airlie 3089f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 3090f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3091f453ba04SDave Airlie { 3092f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3093f453ba04SDave Airlie struct drm_mode_object *obj; 3094f453ba04SDave Airlie struct drm_crtc *crtc; 3095f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3096f453ba04SDave Airlie int size; 3097f453ba04SDave Airlie int ret = 0; 3098f453ba04SDave Airlie 3099fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3100fb3b06c8SDave Airlie return -EINVAL; 3101fb3b06c8SDave Airlie 3102f453ba04SDave Airlie mutex_lock(&dev->mode_config.mutex); 3103f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3104f453ba04SDave Airlie if (!obj) { 3105f453ba04SDave Airlie ret = -EINVAL; 3106f453ba04SDave Airlie goto out; 3107f453ba04SDave Airlie } 3108f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3109f453ba04SDave Airlie 3110f453ba04SDave Airlie /* memcpy into gamma store */ 3111f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3112f453ba04SDave Airlie ret = -EINVAL; 3113f453ba04SDave Airlie goto out; 3114f453ba04SDave Airlie } 3115f453ba04SDave Airlie 3116f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3117f453ba04SDave Airlie r_base = crtc->gamma_store; 3118f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 3119f453ba04SDave Airlie ret = -EFAULT; 3120f453ba04SDave Airlie goto out; 3121f453ba04SDave Airlie } 3122f453ba04SDave Airlie 3123f453ba04SDave Airlie g_base = r_base + size; 3124f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 3125f453ba04SDave Airlie ret = -EFAULT; 3126f453ba04SDave Airlie goto out; 3127f453ba04SDave Airlie } 3128f453ba04SDave Airlie 3129f453ba04SDave Airlie b_base = g_base + size; 3130f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 3131f453ba04SDave Airlie ret = -EFAULT; 3132f453ba04SDave Airlie goto out; 3133f453ba04SDave Airlie } 3134f453ba04SDave Airlie out: 3135f453ba04SDave Airlie mutex_unlock(&dev->mode_config.mutex); 3136f453ba04SDave Airlie return ret; 3137f453ba04SDave Airlie } 3138d91d8a3fSKristian Høgsberg 3139d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 3140d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 3141d91d8a3fSKristian Høgsberg { 3142d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 3143d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 3144d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 3145d91d8a3fSKristian Høgsberg struct drm_framebuffer *fb; 3146d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 3147d91d8a3fSKristian Høgsberg unsigned long flags; 3148d91d8a3fSKristian Høgsberg int ret = -EINVAL; 3149d91d8a3fSKristian Høgsberg 3150d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3151d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 3152d91d8a3fSKristian Høgsberg return -EINVAL; 3153d91d8a3fSKristian Høgsberg 3154d91d8a3fSKristian Høgsberg mutex_lock(&dev->mode_config.mutex); 3155d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3156d91d8a3fSKristian Høgsberg if (!obj) 3157d91d8a3fSKristian Høgsberg goto out; 3158d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 3159d91d8a3fSKristian Høgsberg 316090c1efddSChris Wilson if (crtc->fb == NULL) { 316190c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 316290c1efddSChris Wilson * due to a hotplug event, that userspace has not 316390c1efddSChris Wilson * yet discovered. 316490c1efddSChris Wilson */ 316590c1efddSChris Wilson ret = -EBUSY; 316690c1efddSChris Wilson goto out; 316790c1efddSChris Wilson } 316890c1efddSChris Wilson 3169d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 3170d91d8a3fSKristian Høgsberg goto out; 3171d91d8a3fSKristian Høgsberg 3172d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->fb_id, DRM_MODE_OBJECT_FB); 3173d91d8a3fSKristian Høgsberg if (!obj) 3174d91d8a3fSKristian Høgsberg goto out; 3175d91d8a3fSKristian Høgsberg fb = obj_to_fb(obj); 3176d91d8a3fSKristian Høgsberg 3177d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3178d91d8a3fSKristian Høgsberg ret = -ENOMEM; 3179d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3180d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 3181d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3182d91d8a3fSKristian Høgsberg goto out; 3183d91d8a3fSKristian Høgsberg } 3184d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 3185d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3186d91d8a3fSKristian Høgsberg 3187d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 3188d91d8a3fSKristian Høgsberg if (e == NULL) { 3189d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3190d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3191d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3192d91d8a3fSKristian Høgsberg goto out; 3193d91d8a3fSKristian Høgsberg } 3194d91d8a3fSKristian Høgsberg 31957bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3196d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 3197d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 3198d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 3199d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 3200d91d8a3fSKristian Høgsberg e->base.destroy = 3201d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 3202d91d8a3fSKristian Høgsberg } 3203d91d8a3fSKristian Høgsberg 3204d91d8a3fSKristian Høgsberg ret = crtc->funcs->page_flip(crtc, fb, e); 3205d91d8a3fSKristian Høgsberg if (ret) { 3206d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3207d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3208d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3209d91d8a3fSKristian Høgsberg kfree(e); 3210d91d8a3fSKristian Høgsberg } 3211d91d8a3fSKristian Høgsberg 3212d91d8a3fSKristian Høgsberg out: 3213d91d8a3fSKristian Høgsberg mutex_unlock(&dev->mode_config.mutex); 3214d91d8a3fSKristian Høgsberg return ret; 3215d91d8a3fSKristian Høgsberg } 3216eb033556SChris Wilson 3217eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 3218eb033556SChris Wilson { 3219eb033556SChris Wilson struct drm_crtc *crtc; 3220eb033556SChris Wilson struct drm_encoder *encoder; 3221eb033556SChris Wilson struct drm_connector *connector; 3222eb033556SChris Wilson 3223eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3224eb033556SChris Wilson if (crtc->funcs->reset) 3225eb033556SChris Wilson crtc->funcs->reset(crtc); 3226eb033556SChris Wilson 3227eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3228eb033556SChris Wilson if (encoder->funcs->reset) 3229eb033556SChris Wilson encoder->funcs->reset(encoder); 3230eb033556SChris Wilson 3231eb033556SChris Wilson list_for_each_entry(connector, &dev->mode_config.connector_list, head) 3232eb033556SChris Wilson if (connector->funcs->reset) 3233eb033556SChris Wilson connector->funcs->reset(connector); 3234eb033556SChris Wilson } 3235eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 3236ff72145bSDave Airlie 3237ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 3238ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3239ff72145bSDave Airlie { 3240ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 3241ff72145bSDave Airlie 3242ff72145bSDave Airlie if (!dev->driver->dumb_create) 3243ff72145bSDave Airlie return -ENOSYS; 3244ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 3245ff72145bSDave Airlie } 3246ff72145bSDave Airlie 3247ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3248ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3249ff72145bSDave Airlie { 3250ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 3251ff72145bSDave Airlie 3252ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 3253ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 3254ff72145bSDave Airlie return -ENOSYS; 3255ff72145bSDave Airlie 3256ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3257ff72145bSDave Airlie } 3258ff72145bSDave Airlie 3259ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3260ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3261ff72145bSDave Airlie { 3262ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 3263ff72145bSDave Airlie 3264ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 3265ff72145bSDave Airlie return -ENOSYS; 3266ff72145bSDave Airlie 3267ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3268ff72145bSDave Airlie } 3269248dbc23SDave Airlie 3270248dbc23SDave Airlie /* 3271248dbc23SDave Airlie * Just need to support RGB formats here for compat with code that doesn't 3272248dbc23SDave Airlie * use pixel formats directly yet. 3273248dbc23SDave Airlie */ 3274248dbc23SDave Airlie void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3275248dbc23SDave Airlie int *bpp) 3276248dbc23SDave Airlie { 3277248dbc23SDave Airlie switch (format) { 327804b3924dSVille Syrjälä case DRM_FORMAT_RGB332: 327904b3924dSVille Syrjälä case DRM_FORMAT_BGR233: 3280248dbc23SDave Airlie *depth = 8; 3281248dbc23SDave Airlie *bpp = 8; 3282248dbc23SDave Airlie break; 328304b3924dSVille Syrjälä case DRM_FORMAT_XRGB1555: 328404b3924dSVille Syrjälä case DRM_FORMAT_XBGR1555: 328504b3924dSVille Syrjälä case DRM_FORMAT_RGBX5551: 328604b3924dSVille Syrjälä case DRM_FORMAT_BGRX5551: 328704b3924dSVille Syrjälä case DRM_FORMAT_ARGB1555: 328804b3924dSVille Syrjälä case DRM_FORMAT_ABGR1555: 328904b3924dSVille Syrjälä case DRM_FORMAT_RGBA5551: 329004b3924dSVille Syrjälä case DRM_FORMAT_BGRA5551: 3291248dbc23SDave Airlie *depth = 15; 3292248dbc23SDave Airlie *bpp = 16; 3293248dbc23SDave Airlie break; 329404b3924dSVille Syrjälä case DRM_FORMAT_RGB565: 329504b3924dSVille Syrjälä case DRM_FORMAT_BGR565: 3296248dbc23SDave Airlie *depth = 16; 3297248dbc23SDave Airlie *bpp = 16; 3298248dbc23SDave Airlie break; 329904b3924dSVille Syrjälä case DRM_FORMAT_RGB888: 330004b3924dSVille Syrjälä case DRM_FORMAT_BGR888: 330104b3924dSVille Syrjälä *depth = 24; 330204b3924dSVille Syrjälä *bpp = 24; 330304b3924dSVille Syrjälä break; 330404b3924dSVille Syrjälä case DRM_FORMAT_XRGB8888: 330504b3924dSVille Syrjälä case DRM_FORMAT_XBGR8888: 330604b3924dSVille Syrjälä case DRM_FORMAT_RGBX8888: 330704b3924dSVille Syrjälä case DRM_FORMAT_BGRX8888: 3308248dbc23SDave Airlie *depth = 24; 3309248dbc23SDave Airlie *bpp = 32; 3310248dbc23SDave Airlie break; 331104b3924dSVille Syrjälä case DRM_FORMAT_XRGB2101010: 331204b3924dSVille Syrjälä case DRM_FORMAT_XBGR2101010: 331304b3924dSVille Syrjälä case DRM_FORMAT_RGBX1010102: 331404b3924dSVille Syrjälä case DRM_FORMAT_BGRX1010102: 331504b3924dSVille Syrjälä case DRM_FORMAT_ARGB2101010: 331604b3924dSVille Syrjälä case DRM_FORMAT_ABGR2101010: 331704b3924dSVille Syrjälä case DRM_FORMAT_RGBA1010102: 331804b3924dSVille Syrjälä case DRM_FORMAT_BGRA1010102: 3319248dbc23SDave Airlie *depth = 30; 3320248dbc23SDave Airlie *bpp = 32; 3321248dbc23SDave Airlie break; 332204b3924dSVille Syrjälä case DRM_FORMAT_ARGB8888: 332304b3924dSVille Syrjälä case DRM_FORMAT_ABGR8888: 332404b3924dSVille Syrjälä case DRM_FORMAT_RGBA8888: 332504b3924dSVille Syrjälä case DRM_FORMAT_BGRA8888: 3326248dbc23SDave Airlie *depth = 32; 3327248dbc23SDave Airlie *bpp = 32; 3328248dbc23SDave Airlie break; 3329248dbc23SDave Airlie default: 3330248dbc23SDave Airlie DRM_DEBUG_KMS("unsupported pixel format\n"); 3331248dbc23SDave Airlie *depth = 0; 3332248dbc23SDave Airlie *bpp = 0; 3333248dbc23SDave Airlie break; 3334248dbc23SDave Airlie } 3335248dbc23SDave Airlie } 3336248dbc23SDave Airlie EXPORT_SYMBOL(drm_fb_get_bpp_depth); 3337