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 */ 326ba6d03eSVille Syrjälä #include <linux/ctype.h> 33f453ba04SDave Airlie #include <linux/list.h> 345a0e3ad6STejun Heo #include <linux/slab.h> 352d1a8a48SPaul Gortmaker #include <linux/export.h> 36760285e7SDavid Howells #include <drm/drmP.h> 37760285e7SDavid Howells #include <drm/drm_crtc.h> 38760285e7SDavid Howells #include <drm/drm_edid.h> 39760285e7SDavid Howells #include <drm/drm_fourcc.h> 40f453ba04SDave Airlie 4184849903SDaniel Vetter /** 4284849903SDaniel Vetter * drm_modeset_lock_all - take all modeset locks 4384849903SDaniel Vetter * @dev: drm device 4484849903SDaniel Vetter * 4584849903SDaniel Vetter * This function takes all modeset locks, suitable where a more fine-grained 4684849903SDaniel Vetter * scheme isn't (yet) implemented. 4784849903SDaniel Vetter */ 4884849903SDaniel Vetter void drm_modeset_lock_all(struct drm_device *dev) 4984849903SDaniel Vetter { 5029494c17SDaniel Vetter struct drm_crtc *crtc; 5129494c17SDaniel Vetter 5284849903SDaniel Vetter mutex_lock(&dev->mode_config.mutex); 5329494c17SDaniel Vetter 5429494c17SDaniel Vetter list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 5529494c17SDaniel Vetter mutex_lock_nest_lock(&crtc->mutex, &dev->mode_config.mutex); 5684849903SDaniel Vetter } 5784849903SDaniel Vetter EXPORT_SYMBOL(drm_modeset_lock_all); 5884849903SDaniel Vetter 5984849903SDaniel Vetter /** 6084849903SDaniel Vetter * drm_modeset_unlock_all - drop all modeset locks 6184849903SDaniel Vetter * @dev: device 6284849903SDaniel Vetter */ 6384849903SDaniel Vetter void drm_modeset_unlock_all(struct drm_device *dev) 6484849903SDaniel Vetter { 6529494c17SDaniel Vetter struct drm_crtc *crtc; 6629494c17SDaniel Vetter 6729494c17SDaniel Vetter list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 6829494c17SDaniel Vetter mutex_unlock(&crtc->mutex); 6929494c17SDaniel Vetter 7084849903SDaniel Vetter mutex_unlock(&dev->mode_config.mutex); 7184849903SDaniel Vetter } 7284849903SDaniel Vetter EXPORT_SYMBOL(drm_modeset_unlock_all); 7384849903SDaniel Vetter 746aed8ec3SDaniel Vetter /** 756aed8ec3SDaniel Vetter * drm_warn_on_modeset_not_all_locked - check that all modeset locks are locked 766aed8ec3SDaniel Vetter * @dev: device 776aed8ec3SDaniel Vetter */ 786aed8ec3SDaniel Vetter void drm_warn_on_modeset_not_all_locked(struct drm_device *dev) 796aed8ec3SDaniel Vetter { 806aed8ec3SDaniel Vetter struct drm_crtc *crtc; 816aed8ec3SDaniel Vetter 82a9b054e8SDaniel Vetter /* Locking is currently fubar in the panic handler. */ 83a9b054e8SDaniel Vetter if (oops_in_progress) 84a9b054e8SDaniel Vetter return; 85a9b054e8SDaniel Vetter 866aed8ec3SDaniel Vetter list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 876aed8ec3SDaniel Vetter WARN_ON(!mutex_is_locked(&crtc->mutex)); 886aed8ec3SDaniel Vetter 896aed8ec3SDaniel Vetter WARN_ON(!mutex_is_locked(&dev->mode_config.mutex)); 906aed8ec3SDaniel Vetter } 916aed8ec3SDaniel Vetter EXPORT_SYMBOL(drm_warn_on_modeset_not_all_locked); 926aed8ec3SDaniel Vetter 93f453ba04SDave Airlie /* Avoid boilerplate. I'm tired of typing. */ 94f453ba04SDave Airlie #define DRM_ENUM_NAME_FN(fnname, list) \ 95d20d3174SVille Syrjälä const char *fnname(int val) \ 96f453ba04SDave Airlie { \ 97f453ba04SDave Airlie int i; \ 98f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(list); i++) { \ 99f453ba04SDave Airlie if (list[i].type == val) \ 100f453ba04SDave Airlie return list[i].name; \ 101f453ba04SDave Airlie } \ 102f453ba04SDave Airlie return "(unknown)"; \ 103f453ba04SDave Airlie } 104f453ba04SDave Airlie 105f453ba04SDave Airlie /* 106f453ba04SDave Airlie * Global properties 107f453ba04SDave Airlie */ 108d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_dpms_enum_list[] = 109f453ba04SDave Airlie { { DRM_MODE_DPMS_ON, "On" }, 110f453ba04SDave Airlie { DRM_MODE_DPMS_STANDBY, "Standby" }, 111f453ba04SDave Airlie { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 112f453ba04SDave Airlie { DRM_MODE_DPMS_OFF, "Off" } 113f453ba04SDave Airlie }; 114f453ba04SDave Airlie 115f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 116f453ba04SDave Airlie 117f453ba04SDave Airlie /* 118f453ba04SDave Airlie * Optional properties 119f453ba04SDave Airlie */ 120d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 121f453ba04SDave Airlie { 12253bd8389SJesse Barnes { DRM_MODE_SCALE_NONE, "None" }, 12353bd8389SJesse Barnes { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 12453bd8389SJesse Barnes { DRM_MODE_SCALE_CENTER, "Center" }, 12553bd8389SJesse Barnes { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 126f453ba04SDave Airlie }; 127f453ba04SDave Airlie 128f453ba04SDave Airlie /* 129f453ba04SDave Airlie * Non-global properties, but "required" for certain connectors. 130f453ba04SDave Airlie */ 131d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 132f453ba04SDave Airlie { 133f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 134f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 135f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 136f453ba04SDave Airlie }; 137f453ba04SDave Airlie 138f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 139f453ba04SDave Airlie 140d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 141f453ba04SDave Airlie { 142f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 143f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 144f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 145f453ba04SDave Airlie }; 146f453ba04SDave Airlie 147f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 148f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list) 149f453ba04SDave Airlie 150d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_tv_select_enum_list[] = 151f453ba04SDave Airlie { 152f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 153f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 154f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 155f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 156aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 157f453ba04SDave Airlie }; 158f453ba04SDave Airlie 159f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 160f453ba04SDave Airlie 161d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 162f453ba04SDave Airlie { 163f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 164f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 165f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 166f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 167aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 168f453ba04SDave Airlie }; 169f453ba04SDave Airlie 170f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 171f453ba04SDave Airlie drm_tv_subconnector_enum_list) 172f453ba04SDave Airlie 173d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 174884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_OFF, "Off" }, 175884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ON, "On" }, 176884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 177884840aaSJakob Bornecrantz }; 178884840aaSJakob Bornecrantz 179f453ba04SDave Airlie struct drm_conn_prop_enum_list { 180f453ba04SDave Airlie int type; 181d20d3174SVille Syrjälä const char *name; 182b21e3afeSIlia Mirkin struct ida ida; 183f453ba04SDave Airlie }; 184f453ba04SDave Airlie 185f453ba04SDave Airlie /* 186f453ba04SDave Airlie * Connector and encoder types. 187f453ba04SDave Airlie */ 188f453ba04SDave Airlie static struct drm_conn_prop_enum_list drm_connector_enum_list[] = 189b21e3afeSIlia Mirkin { { DRM_MODE_CONNECTOR_Unknown, "Unknown" }, 190b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_VGA, "VGA" }, 191b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_DVII, "DVI-I" }, 192b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_DVID, "DVI-D" }, 193b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_DVIA, "DVI-A" }, 194b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_Composite, "Composite" }, 195b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO" }, 196b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_LVDS, "LVDS" }, 197b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_Component, "Component" }, 198b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_9PinDIN, "DIN" }, 199b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_DisplayPort, "DP" }, 200b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A" }, 201b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B" }, 202b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_TV, "TV" }, 203b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_eDP, "eDP" }, 204b21e3afeSIlia Mirkin { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual" }, 205b8923273SShobhit Kumar { DRM_MODE_CONNECTOR_DSI, "DSI" }, 206f453ba04SDave Airlie }; 207f453ba04SDave Airlie 208d20d3174SVille Syrjälä static const struct drm_prop_enum_list drm_encoder_enum_list[] = 209f453ba04SDave Airlie { { DRM_MODE_ENCODER_NONE, "None" }, 210f453ba04SDave Airlie { DRM_MODE_ENCODER_DAC, "DAC" }, 211f453ba04SDave Airlie { DRM_MODE_ENCODER_TMDS, "TMDS" }, 212f453ba04SDave Airlie { DRM_MODE_ENCODER_LVDS, "LVDS" }, 213f453ba04SDave Airlie { DRM_MODE_ENCODER_TVDAC, "TV" }, 214a7331e5cSThomas Hellstrom { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 215b8923273SShobhit Kumar { DRM_MODE_ENCODER_DSI, "DSI" }, 216f453ba04SDave Airlie }; 217f453ba04SDave Airlie 218b21e3afeSIlia Mirkin void drm_connector_ida_init(void) 219b21e3afeSIlia Mirkin { 220b21e3afeSIlia Mirkin int i; 221b21e3afeSIlia Mirkin 222b21e3afeSIlia Mirkin for (i = 0; i < ARRAY_SIZE(drm_connector_enum_list); i++) 223b21e3afeSIlia Mirkin ida_init(&drm_connector_enum_list[i].ida); 224b21e3afeSIlia Mirkin } 225b21e3afeSIlia Mirkin 226b21e3afeSIlia Mirkin void drm_connector_ida_destroy(void) 227b21e3afeSIlia Mirkin { 228b21e3afeSIlia Mirkin int i; 229b21e3afeSIlia Mirkin 230b21e3afeSIlia Mirkin for (i = 0; i < ARRAY_SIZE(drm_connector_enum_list); i++) 231b21e3afeSIlia Mirkin ida_destroy(&drm_connector_enum_list[i].ida); 232b21e3afeSIlia Mirkin } 233b21e3afeSIlia Mirkin 234d20d3174SVille Syrjälä const char *drm_get_encoder_name(const struct drm_encoder *encoder) 235f453ba04SDave Airlie { 236f453ba04SDave Airlie static char buf[32]; 237f453ba04SDave Airlie 238f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 239f453ba04SDave Airlie drm_encoder_enum_list[encoder->encoder_type].name, 240f453ba04SDave Airlie encoder->base.id); 241f453ba04SDave Airlie return buf; 242f453ba04SDave Airlie } 24313a8195bSDave Airlie EXPORT_SYMBOL(drm_get_encoder_name); 244f453ba04SDave Airlie 245d20d3174SVille Syrjälä const char *drm_get_connector_name(const struct drm_connector *connector) 246f453ba04SDave Airlie { 247f453ba04SDave Airlie static char buf[32]; 248f453ba04SDave Airlie 249f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 250f453ba04SDave Airlie drm_connector_enum_list[connector->connector_type].name, 251f453ba04SDave Airlie connector->connector_type_id); 252f453ba04SDave Airlie return buf; 253f453ba04SDave Airlie } 254f453ba04SDave Airlie EXPORT_SYMBOL(drm_get_connector_name); 255f453ba04SDave Airlie 256d20d3174SVille Syrjälä const char *drm_get_connector_status_name(enum drm_connector_status status) 257f453ba04SDave Airlie { 258f453ba04SDave Airlie if (status == connector_status_connected) 259f453ba04SDave Airlie return "connected"; 260f453ba04SDave Airlie else if (status == connector_status_disconnected) 261f453ba04SDave Airlie return "disconnected"; 262f453ba04SDave Airlie else 263f453ba04SDave Airlie return "unknown"; 264f453ba04SDave Airlie } 265ed7951dcSLespiau, Damien EXPORT_SYMBOL(drm_get_connector_status_name); 266f453ba04SDave Airlie 2676ba6d03eSVille Syrjälä static char printable_char(int c) 2686ba6d03eSVille Syrjälä { 2696ba6d03eSVille Syrjälä return isascii(c) && isprint(c) ? c : '?'; 2706ba6d03eSVille Syrjälä } 2716ba6d03eSVille Syrjälä 272d20d3174SVille Syrjälä const char *drm_get_format_name(uint32_t format) 2736ba6d03eSVille Syrjälä { 2746ba6d03eSVille Syrjälä static char buf[32]; 2756ba6d03eSVille Syrjälä 2766ba6d03eSVille Syrjälä snprintf(buf, sizeof(buf), 2776ba6d03eSVille Syrjälä "%c%c%c%c %s-endian (0x%08x)", 2786ba6d03eSVille Syrjälä printable_char(format & 0xff), 2796ba6d03eSVille Syrjälä printable_char((format >> 8) & 0xff), 2806ba6d03eSVille Syrjälä printable_char((format >> 16) & 0xff), 2816ba6d03eSVille Syrjälä printable_char((format >> 24) & 0x7f), 2826ba6d03eSVille Syrjälä format & DRM_FORMAT_BIG_ENDIAN ? "big" : "little", 2836ba6d03eSVille Syrjälä format); 2846ba6d03eSVille Syrjälä 2856ba6d03eSVille Syrjälä return buf; 2866ba6d03eSVille Syrjälä } 2876ba6d03eSVille Syrjälä EXPORT_SYMBOL(drm_get_format_name); 2886ba6d03eSVille Syrjälä 289f453ba04SDave Airlie /** 290065a50edSDaniel Vetter * drm_mode_object_get - allocate a new modeset identifier 291f453ba04SDave Airlie * @dev: DRM device 292065a50edSDaniel Vetter * @obj: object pointer, used to generate unique ID 293065a50edSDaniel Vetter * @obj_type: object type 294f453ba04SDave Airlie * 295f453ba04SDave Airlie * Create a unique identifier based on @ptr in @dev's identifier space. Used 296f453ba04SDave Airlie * for tracking modes, CRTCs and connectors. 297f453ba04SDave Airlie * 298f453ba04SDave Airlie * RETURNS: 299f453ba04SDave Airlie * New unique (relative to other objects in @dev) integer identifier for the 300f453ba04SDave Airlie * object. 301f453ba04SDave Airlie */ 302f453ba04SDave Airlie static int drm_mode_object_get(struct drm_device *dev, 303f453ba04SDave Airlie struct drm_mode_object *obj, uint32_t obj_type) 304f453ba04SDave Airlie { 305f453ba04SDave Airlie int ret; 306f453ba04SDave Airlie 307ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 3082e928815STejun Heo ret = idr_alloc(&dev->mode_config.crtc_idr, obj, 1, 0, GFP_KERNEL); 3092e928815STejun Heo if (ret >= 0) { 3104b096ac1SDaniel Vetter /* 3114b096ac1SDaniel Vetter * Set up the object linking under the protection of the idr 3124b096ac1SDaniel Vetter * lock so that other users can't see inconsistent state. 3134b096ac1SDaniel Vetter */ 3142e928815STejun Heo obj->id = ret; 315f453ba04SDave Airlie obj->type = obj_type; 3164b096ac1SDaniel Vetter } 3174b096ac1SDaniel Vetter mutex_unlock(&dev->mode_config.idr_mutex); 3184b096ac1SDaniel Vetter 3192e928815STejun Heo return ret < 0 ? ret : 0; 320f453ba04SDave Airlie } 321f453ba04SDave Airlie 322f453ba04SDave Airlie /** 323065a50edSDaniel Vetter * drm_mode_object_put - free a modeset identifer 324f453ba04SDave Airlie * @dev: DRM device 325065a50edSDaniel Vetter * @object: object to free 326f453ba04SDave Airlie * 327f453ba04SDave Airlie * Free @id from @dev's unique identifier pool. 328f453ba04SDave Airlie */ 329f453ba04SDave Airlie static void drm_mode_object_put(struct drm_device *dev, 330f453ba04SDave Airlie struct drm_mode_object *object) 331f453ba04SDave Airlie { 332ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 333f453ba04SDave Airlie idr_remove(&dev->mode_config.crtc_idr, object->id); 334ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 335f453ba04SDave Airlie } 336f453ba04SDave Airlie 337786b99edSDaniel Vetter /** 338786b99edSDaniel Vetter * drm_mode_object_find - look up a drm object with static lifetime 339786b99edSDaniel Vetter * @dev: drm device 340786b99edSDaniel Vetter * @id: id of the mode object 341786b99edSDaniel Vetter * @type: type of the mode object 342786b99edSDaniel Vetter * 343786b99edSDaniel Vetter * Note that framebuffers cannot be looked up with this functions - since those 344786b99edSDaniel Vetter * are reference counted, they need special treatment. 345786b99edSDaniel Vetter */ 3467a9c9060SDaniel Vetter struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 3477a9c9060SDaniel Vetter uint32_t id, uint32_t type) 348f453ba04SDave Airlie { 349ad2563c2SJesse Barnes struct drm_mode_object *obj = NULL; 350f453ba04SDave Airlie 351786b99edSDaniel Vetter /* Framebuffers are reference counted and need their own lookup 352786b99edSDaniel Vetter * function.*/ 353786b99edSDaniel Vetter WARN_ON(type == DRM_MODE_OBJECT_FB); 354786b99edSDaniel Vetter 355ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 356f453ba04SDave Airlie obj = idr_find(&dev->mode_config.crtc_idr, id); 357f453ba04SDave Airlie if (!obj || (obj->type != type) || (obj->id != id)) 358ad2563c2SJesse Barnes obj = NULL; 359ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 360f453ba04SDave Airlie 361f453ba04SDave Airlie return obj; 362f453ba04SDave Airlie } 363f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_object_find); 364f453ba04SDave Airlie 365f453ba04SDave Airlie /** 366f453ba04SDave Airlie * drm_framebuffer_init - initialize a framebuffer 367f453ba04SDave Airlie * @dev: DRM device 368065a50edSDaniel Vetter * @fb: framebuffer to be initialized 369065a50edSDaniel Vetter * @funcs: ... with these functions 370f453ba04SDave Airlie * 371f453ba04SDave Airlie * Allocates an ID for the framebuffer's parent mode object, sets its mode 372f453ba04SDave Airlie * functions & device file and adds it to the master fd list. 373f453ba04SDave Airlie * 3744b096ac1SDaniel Vetter * IMPORTANT: 3754b096ac1SDaniel Vetter * This functions publishes the fb and makes it available for concurrent access 3764b096ac1SDaniel Vetter * by other users. Which means by this point the fb _must_ be fully set up - 3774b096ac1SDaniel Vetter * since all the fb attributes are invariant over its lifetime, no further 3784b096ac1SDaniel Vetter * locking but only correct reference counting is required. 3794b096ac1SDaniel Vetter * 380f453ba04SDave Airlie * RETURNS: 381af901ca1SAndré Goddard Rosa * Zero on success, error code on failure. 382f453ba04SDave Airlie */ 383f453ba04SDave Airlie int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 384f453ba04SDave Airlie const struct drm_framebuffer_funcs *funcs) 385f453ba04SDave Airlie { 386f453ba04SDave Airlie int ret; 387f453ba04SDave Airlie 3884b096ac1SDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 389f7eff60eSRob Clark kref_init(&fb->refcount); 3904b096ac1SDaniel Vetter INIT_LIST_HEAD(&fb->filp_head); 3914b096ac1SDaniel Vetter fb->dev = dev; 3924b096ac1SDaniel Vetter fb->funcs = funcs; 393f7eff60eSRob Clark 394f453ba04SDave Airlie ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 3956bfc56aaSVille Syrjälä if (ret) 3964b096ac1SDaniel Vetter goto out; 397f453ba04SDave Airlie 3982b677e8cSDaniel Vetter /* Grab the idr reference. */ 3992b677e8cSDaniel Vetter drm_framebuffer_reference(fb); 4002b677e8cSDaniel Vetter 401f453ba04SDave Airlie dev->mode_config.num_fb++; 402f453ba04SDave Airlie list_add(&fb->head, &dev->mode_config.fb_list); 4034b096ac1SDaniel Vetter out: 4044b096ac1SDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 405f453ba04SDave Airlie 406f453ba04SDave Airlie return 0; 407f453ba04SDave Airlie } 408f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_init); 409f453ba04SDave Airlie 410f7eff60eSRob Clark static void drm_framebuffer_free(struct kref *kref) 411f7eff60eSRob Clark { 412f7eff60eSRob Clark struct drm_framebuffer *fb = 413f7eff60eSRob Clark container_of(kref, struct drm_framebuffer, refcount); 414f7eff60eSRob Clark fb->funcs->destroy(fb); 415f7eff60eSRob Clark } 416f7eff60eSRob Clark 4172b677e8cSDaniel Vetter static struct drm_framebuffer *__drm_framebuffer_lookup(struct drm_device *dev, 4182b677e8cSDaniel Vetter uint32_t id) 4192b677e8cSDaniel Vetter { 4202b677e8cSDaniel Vetter struct drm_mode_object *obj = NULL; 4212b677e8cSDaniel Vetter struct drm_framebuffer *fb; 4222b677e8cSDaniel Vetter 4232b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.idr_mutex); 4242b677e8cSDaniel Vetter obj = idr_find(&dev->mode_config.crtc_idr, id); 4252b677e8cSDaniel Vetter if (!obj || (obj->type != DRM_MODE_OBJECT_FB) || (obj->id != id)) 4262b677e8cSDaniel Vetter fb = NULL; 4272b677e8cSDaniel Vetter else 4282b677e8cSDaniel Vetter fb = obj_to_fb(obj); 4292b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.idr_mutex); 4302b677e8cSDaniel Vetter 4312b677e8cSDaniel Vetter return fb; 4322b677e8cSDaniel Vetter } 4332b677e8cSDaniel Vetter 434f7eff60eSRob Clark /** 435786b99edSDaniel Vetter * drm_framebuffer_lookup - look up a drm framebuffer and grab a reference 436786b99edSDaniel Vetter * @dev: drm device 437786b99edSDaniel Vetter * @id: id of the fb object 438786b99edSDaniel Vetter * 439786b99edSDaniel Vetter * If successful, this grabs an additional reference to the framebuffer - 440786b99edSDaniel Vetter * callers need to make sure to eventually unreference the returned framebuffer 441786b99edSDaniel Vetter * again. 442786b99edSDaniel Vetter */ 443786b99edSDaniel Vetter struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, 444786b99edSDaniel Vetter uint32_t id) 445786b99edSDaniel Vetter { 446786b99edSDaniel Vetter struct drm_framebuffer *fb; 447786b99edSDaniel Vetter 448786b99edSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 4492b677e8cSDaniel Vetter fb = __drm_framebuffer_lookup(dev, id); 450786b99edSDaniel Vetter if (fb) 4519131d3d8Sarchit taneja drm_framebuffer_reference(fb); 452786b99edSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 453786b99edSDaniel Vetter 454786b99edSDaniel Vetter return fb; 455786b99edSDaniel Vetter } 456786b99edSDaniel Vetter EXPORT_SYMBOL(drm_framebuffer_lookup); 457786b99edSDaniel Vetter 458786b99edSDaniel Vetter /** 459f7eff60eSRob Clark * drm_framebuffer_unreference - unref a framebuffer 460065a50edSDaniel Vetter * @fb: framebuffer to unref 461065a50edSDaniel Vetter * 462065a50edSDaniel Vetter * This functions decrements the fb's refcount and frees it if it drops to zero. 463f7eff60eSRob Clark */ 464f7eff60eSRob Clark void drm_framebuffer_unreference(struct drm_framebuffer *fb) 465f7eff60eSRob Clark { 466f7eff60eSRob Clark DRM_DEBUG("FB ID: %d\n", fb->base.id); 467f7eff60eSRob Clark kref_put(&fb->refcount, drm_framebuffer_free); 468f7eff60eSRob Clark } 469f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_unreference); 470f7eff60eSRob Clark 471f7eff60eSRob Clark /** 472f7eff60eSRob Clark * drm_framebuffer_reference - incr the fb refcnt 473065a50edSDaniel Vetter * @fb: framebuffer 474f7eff60eSRob Clark */ 475f7eff60eSRob Clark void drm_framebuffer_reference(struct drm_framebuffer *fb) 476f7eff60eSRob Clark { 477f7eff60eSRob Clark DRM_DEBUG("FB ID: %d\n", fb->base.id); 478f7eff60eSRob Clark kref_get(&fb->refcount); 479f7eff60eSRob Clark } 480f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_reference); 481f7eff60eSRob Clark 4822b677e8cSDaniel Vetter static void drm_framebuffer_free_bug(struct kref *kref) 4832b677e8cSDaniel Vetter { 4842b677e8cSDaniel Vetter BUG(); 4852b677e8cSDaniel Vetter } 4862b677e8cSDaniel Vetter 4876c2a7532SDaniel Vetter static void __drm_framebuffer_unreference(struct drm_framebuffer *fb) 4886c2a7532SDaniel Vetter { 4896c2a7532SDaniel Vetter DRM_DEBUG("FB ID: %d\n", fb->base.id); 4906c2a7532SDaniel Vetter kref_put(&fb->refcount, drm_framebuffer_free_bug); 4916c2a7532SDaniel Vetter } 4926c2a7532SDaniel Vetter 4932b677e8cSDaniel Vetter /* dev->mode_config.fb_lock must be held! */ 4942b677e8cSDaniel Vetter static void __drm_framebuffer_unregister(struct drm_device *dev, 4952b677e8cSDaniel Vetter struct drm_framebuffer *fb) 4962b677e8cSDaniel Vetter { 4972b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.idr_mutex); 4982b677e8cSDaniel Vetter idr_remove(&dev->mode_config.crtc_idr, fb->base.id); 4992b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.idr_mutex); 5002b677e8cSDaniel Vetter 5012b677e8cSDaniel Vetter fb->base.id = 0; 5022b677e8cSDaniel Vetter 5036c2a7532SDaniel Vetter __drm_framebuffer_unreference(fb); 5042b677e8cSDaniel Vetter } 5052b677e8cSDaniel Vetter 506f453ba04SDave Airlie /** 50736206361SDaniel Vetter * drm_framebuffer_unregister_private - unregister a private fb from the lookup idr 50836206361SDaniel Vetter * @fb: fb to unregister 50936206361SDaniel Vetter * 51036206361SDaniel Vetter * Drivers need to call this when cleaning up driver-private framebuffers, e.g. 51136206361SDaniel Vetter * those used for fbdev. Note that the caller must hold a reference of it's own, 51236206361SDaniel Vetter * i.e. the object may not be destroyed through this call (since it'll lead to a 51336206361SDaniel Vetter * locking inversion). 51436206361SDaniel Vetter */ 51536206361SDaniel Vetter void drm_framebuffer_unregister_private(struct drm_framebuffer *fb) 51636206361SDaniel Vetter { 5172b677e8cSDaniel Vetter struct drm_device *dev = fb->dev; 5182b677e8cSDaniel Vetter 5192b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 5202b677e8cSDaniel Vetter /* Mark fb as reaped and drop idr ref. */ 5212b677e8cSDaniel Vetter __drm_framebuffer_unregister(dev, fb); 5222b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 52336206361SDaniel Vetter } 52436206361SDaniel Vetter EXPORT_SYMBOL(drm_framebuffer_unregister_private); 52536206361SDaniel Vetter 52636206361SDaniel Vetter /** 527f453ba04SDave Airlie * drm_framebuffer_cleanup - remove a framebuffer object 528f453ba04SDave Airlie * @fb: framebuffer to remove 529f453ba04SDave Airlie * 53036206361SDaniel Vetter * Cleanup references to a user-created framebuffer. This function is intended 53136206361SDaniel Vetter * to be used from the drivers ->destroy callback. 53236206361SDaniel Vetter * 53336206361SDaniel Vetter * Note that this function does not remove the fb from active usuage - if it is 53436206361SDaniel Vetter * still used anywhere, hilarity can ensue since userspace could call getfb on 53536206361SDaniel Vetter * the id and get back -EINVAL. Obviously no concern at driver unload time. 53636206361SDaniel Vetter * 53736206361SDaniel Vetter * Also, the framebuffer will not be removed from the lookup idr - for 53836206361SDaniel Vetter * user-created framebuffers this will happen in in the rmfb ioctl. For 53936206361SDaniel Vetter * driver-private objects (e.g. for fbdev) drivers need to explicitly call 54036206361SDaniel Vetter * drm_framebuffer_unregister_private. 541f453ba04SDave Airlie */ 542f453ba04SDave Airlie void drm_framebuffer_cleanup(struct drm_framebuffer *fb) 543f453ba04SDave Airlie { 544f453ba04SDave Airlie struct drm_device *dev = fb->dev; 5458faf6b18SDaniel Vetter 5464b096ac1SDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 547f7eff60eSRob Clark list_del(&fb->head); 548f7eff60eSRob Clark dev->mode_config.num_fb--; 5494b096ac1SDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 550f7eff60eSRob Clark } 551f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_cleanup); 552f7eff60eSRob Clark 553f7eff60eSRob Clark /** 554f7eff60eSRob Clark * drm_framebuffer_remove - remove and unreference a framebuffer object 555f7eff60eSRob Clark * @fb: framebuffer to remove 556f7eff60eSRob Clark * 557f7eff60eSRob Clark * Scans all the CRTCs and planes in @dev's mode_config. If they're 55836206361SDaniel Vetter * using @fb, removes it, setting it to NULL. Then drops the reference to the 559b62584e3SDaniel Vetter * passed-in framebuffer. Might take the modeset locks. 560b62584e3SDaniel Vetter * 561b62584e3SDaniel Vetter * Note that this function optimizes the cleanup away if the caller holds the 562b62584e3SDaniel Vetter * last reference to the framebuffer. It is also guaranteed to not take the 563b62584e3SDaniel Vetter * modeset locks in this case. 564f7eff60eSRob Clark */ 565f7eff60eSRob Clark void drm_framebuffer_remove(struct drm_framebuffer *fb) 566f7eff60eSRob Clark { 567f7eff60eSRob Clark struct drm_device *dev = fb->dev; 568f453ba04SDave Airlie struct drm_crtc *crtc; 5698cf5c917SJesse Barnes struct drm_plane *plane; 5705ef5f72fSDave Airlie struct drm_mode_set set; 5715ef5f72fSDave Airlie int ret; 572f453ba04SDave Airlie 5734b096ac1SDaniel Vetter WARN_ON(!list_empty(&fb->filp_head)); 5748faf6b18SDaniel Vetter 575b62584e3SDaniel Vetter /* 576b62584e3SDaniel Vetter * drm ABI mandates that we remove any deleted framebuffers from active 577b62584e3SDaniel Vetter * useage. But since most sane clients only remove framebuffers they no 578b62584e3SDaniel Vetter * longer need, try to optimize this away. 579b62584e3SDaniel Vetter * 580b62584e3SDaniel Vetter * Since we're holding a reference ourselves, observing a refcount of 1 581b62584e3SDaniel Vetter * means that we're the last holder and can skip it. Also, the refcount 582b62584e3SDaniel Vetter * can never increase from 1 again, so we don't need any barriers or 583b62584e3SDaniel Vetter * locks. 584b62584e3SDaniel Vetter * 585b62584e3SDaniel Vetter * Note that userspace could try to race with use and instate a new 586b62584e3SDaniel Vetter * usage _after_ we've cleared all current ones. End result will be an 587b62584e3SDaniel Vetter * in-use fb with fb-id == 0. Userspace is allowed to shoot its own foot 588b62584e3SDaniel Vetter * in this manner. 589b62584e3SDaniel Vetter */ 590b62584e3SDaniel Vetter if (atomic_read(&fb->refcount.refcount) > 1) { 591b62584e3SDaniel Vetter drm_modeset_lock_all(dev); 592f453ba04SDave Airlie /* remove from any CRTC */ 593f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 5945ef5f72fSDave Airlie if (crtc->fb == fb) { 5955ef5f72fSDave Airlie /* should turn off the crtc */ 5965ef5f72fSDave Airlie memset(&set, 0, sizeof(struct drm_mode_set)); 5975ef5f72fSDave Airlie set.crtc = crtc; 5985ef5f72fSDave Airlie set.fb = NULL; 5992d13b679SDaniel Vetter ret = drm_mode_set_config_internal(&set); 6005ef5f72fSDave Airlie if (ret) 6015ef5f72fSDave Airlie DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc); 6025ef5f72fSDave Airlie } 603f453ba04SDave Airlie } 604f453ba04SDave Airlie 6058cf5c917SJesse Barnes list_for_each_entry(plane, &dev->mode_config.plane_list, head) { 6069125e618SVille Syrjälä if (plane->fb == fb) 6079125e618SVille Syrjälä drm_plane_force_disable(plane); 6088cf5c917SJesse Barnes } 609b62584e3SDaniel Vetter drm_modeset_unlock_all(dev); 610b62584e3SDaniel Vetter } 6118cf5c917SJesse Barnes 612f7eff60eSRob Clark drm_framebuffer_unreference(fb); 613f453ba04SDave Airlie } 614f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_remove); 615f453ba04SDave Airlie 616f453ba04SDave Airlie /** 617f453ba04SDave Airlie * drm_crtc_init - Initialise a new CRTC object 618f453ba04SDave Airlie * @dev: DRM device 619f453ba04SDave Airlie * @crtc: CRTC object to init 620f453ba04SDave Airlie * @funcs: callbacks for the new CRTC 621f453ba04SDave Airlie * 622ad6f5c34SVille Syrjälä * Inits a new object created as base part of a driver crtc object. 6236bfc56aaSVille Syrjälä * 6246bfc56aaSVille Syrjälä * RETURNS: 6256bfc56aaSVille Syrjälä * Zero on success, error code on failure. 626f453ba04SDave Airlie */ 6276bfc56aaSVille Syrjälä int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 628f453ba04SDave Airlie const struct drm_crtc_funcs *funcs) 629f453ba04SDave Airlie { 6306bfc56aaSVille Syrjälä int ret; 6316bfc56aaSVille Syrjälä 632f453ba04SDave Airlie crtc->dev = dev; 633f453ba04SDave Airlie crtc->funcs = funcs; 6347c80e128SRob Clark crtc->invert_dimensions = false; 635f453ba04SDave Airlie 63684849903SDaniel Vetter drm_modeset_lock_all(dev); 63729494c17SDaniel Vetter mutex_init(&crtc->mutex); 63829494c17SDaniel Vetter mutex_lock_nest_lock(&crtc->mutex, &dev->mode_config.mutex); 6396bfc56aaSVille Syrjälä 6406bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 6416bfc56aaSVille Syrjälä if (ret) 6426bfc56aaSVille Syrjälä goto out; 643f453ba04SDave Airlie 644bffd9de0SPaulo Zanoni crtc->base.properties = &crtc->properties; 645bffd9de0SPaulo Zanoni 646f453ba04SDave Airlie list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 647f453ba04SDave Airlie dev->mode_config.num_crtc++; 6486bfc56aaSVille Syrjälä 6496bfc56aaSVille Syrjälä out: 65084849903SDaniel Vetter drm_modeset_unlock_all(dev); 6516bfc56aaSVille Syrjälä 6526bfc56aaSVille Syrjälä return ret; 653f453ba04SDave Airlie } 654f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_init); 655f453ba04SDave Airlie 656f453ba04SDave Airlie /** 657ad6f5c34SVille Syrjälä * drm_crtc_cleanup - Clean up the core crtc usage 658f453ba04SDave Airlie * @crtc: CRTC to cleanup 659f453ba04SDave Airlie * 660ad6f5c34SVille Syrjälä * This function cleans up @crtc and removes it from the DRM mode setting 661ad6f5c34SVille Syrjälä * core. Note that the function does *not* free the crtc structure itself, 662ad6f5c34SVille Syrjälä * this is the responsibility of the caller. 663f453ba04SDave Airlie */ 664f453ba04SDave Airlie void drm_crtc_cleanup(struct drm_crtc *crtc) 665f453ba04SDave Airlie { 666f453ba04SDave Airlie struct drm_device *dev = crtc->dev; 667f453ba04SDave Airlie 668f453ba04SDave Airlie kfree(crtc->gamma_store); 669f453ba04SDave Airlie crtc->gamma_store = NULL; 670f453ba04SDave Airlie 671f453ba04SDave Airlie drm_mode_object_put(dev, &crtc->base); 672f453ba04SDave Airlie list_del(&crtc->head); 673f453ba04SDave Airlie dev->mode_config.num_crtc--; 674f453ba04SDave Airlie } 675f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_cleanup); 676f453ba04SDave Airlie 677f453ba04SDave Airlie /** 678f453ba04SDave Airlie * drm_mode_probed_add - add a mode to a connector's probed mode list 679f453ba04SDave Airlie * @connector: connector the new mode 680f453ba04SDave Airlie * @mode: mode data 681f453ba04SDave Airlie * 682f453ba04SDave Airlie * Add @mode to @connector's mode list for later use. 683f453ba04SDave Airlie */ 684f453ba04SDave Airlie void drm_mode_probed_add(struct drm_connector *connector, 685f453ba04SDave Airlie struct drm_display_mode *mode) 686f453ba04SDave Airlie { 687990256aeSVille Syrjälä list_add_tail(&mode->head, &connector->probed_modes); 688f453ba04SDave Airlie } 689f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_probed_add); 690f453ba04SDave Airlie 69186f422d5SLespiau, Damien /* 692f453ba04SDave Airlie * drm_mode_remove - remove and free a mode 693f453ba04SDave Airlie * @connector: connector list to modify 694f453ba04SDave Airlie * @mode: mode to remove 695f453ba04SDave Airlie * 696f453ba04SDave Airlie * Remove @mode from @connector's mode list, then free it. 697f453ba04SDave Airlie */ 69886f422d5SLespiau, Damien static void drm_mode_remove(struct drm_connector *connector, 699f453ba04SDave Airlie struct drm_display_mode *mode) 700f453ba04SDave Airlie { 701f453ba04SDave Airlie list_del(&mode->head); 702554f1d78SSascha Hauer drm_mode_destroy(connector->dev, mode); 703f453ba04SDave Airlie } 704f453ba04SDave Airlie 705f453ba04SDave Airlie /** 706f453ba04SDave Airlie * drm_connector_init - Init a preallocated connector 707f453ba04SDave Airlie * @dev: DRM device 708f453ba04SDave Airlie * @connector: the connector to init 709f453ba04SDave Airlie * @funcs: callbacks for this connector 710065a50edSDaniel Vetter * @connector_type: user visible type of the connector 711f453ba04SDave Airlie * 712f453ba04SDave Airlie * Initialises a preallocated connector. Connectors should be 713f453ba04SDave Airlie * subclassed as part of driver connector objects. 7146bfc56aaSVille Syrjälä * 7156bfc56aaSVille Syrjälä * RETURNS: 7166bfc56aaSVille Syrjälä * Zero on success, error code on failure. 717f453ba04SDave Airlie */ 7186bfc56aaSVille Syrjälä int drm_connector_init(struct drm_device *dev, 719f453ba04SDave Airlie struct drm_connector *connector, 720f453ba04SDave Airlie const struct drm_connector_funcs *funcs, 721f453ba04SDave Airlie int connector_type) 722f453ba04SDave Airlie { 7236bfc56aaSVille Syrjälä int ret; 724b21e3afeSIlia Mirkin struct ida *connector_ida = 725b21e3afeSIlia Mirkin &drm_connector_enum_list[connector_type].ida; 7266bfc56aaSVille Syrjälä 72784849903SDaniel Vetter drm_modeset_lock_all(dev); 728f453ba04SDave Airlie 7296bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 7306bfc56aaSVille Syrjälä if (ret) 7316bfc56aaSVille Syrjälä goto out; 7326bfc56aaSVille Syrjälä 7337e3bdf4aSPaulo Zanoni connector->base.properties = &connector->properties; 734f453ba04SDave Airlie connector->dev = dev; 735f453ba04SDave Airlie connector->funcs = funcs; 736f453ba04SDave Airlie connector->connector_type = connector_type; 737f453ba04SDave Airlie connector->connector_type_id = 738b21e3afeSIlia Mirkin ida_simple_get(connector_ida, 1, 0, GFP_KERNEL); 739b21e3afeSIlia Mirkin if (connector->connector_type_id < 0) { 740b21e3afeSIlia Mirkin ret = connector->connector_type_id; 741b21e3afeSIlia Mirkin drm_mode_object_put(dev, &connector->base); 742b21e3afeSIlia Mirkin goto out; 743b21e3afeSIlia Mirkin } 744f453ba04SDave Airlie INIT_LIST_HEAD(&connector->probed_modes); 745f453ba04SDave Airlie INIT_LIST_HEAD(&connector->modes); 746f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 7475e2cb2f6SDaniel Vetter connector->status = connector_status_unknown; 748f453ba04SDave Airlie 749f453ba04SDave Airlie list_add_tail(&connector->head, &dev->mode_config.connector_list); 750f453ba04SDave Airlie dev->mode_config.num_connector++; 751f453ba04SDave Airlie 752a7331e5cSThomas Hellstrom if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL) 75358495563SRob Clark drm_object_attach_property(&connector->base, 754a7331e5cSThomas Hellstrom dev->mode_config.edid_property, 755a7331e5cSThomas Hellstrom 0); 756f453ba04SDave Airlie 75758495563SRob Clark drm_object_attach_property(&connector->base, 758f453ba04SDave Airlie dev->mode_config.dpms_property, 0); 759f453ba04SDave Airlie 7606bfc56aaSVille Syrjälä out: 76184849903SDaniel Vetter drm_modeset_unlock_all(dev); 7626bfc56aaSVille Syrjälä 7636bfc56aaSVille Syrjälä return ret; 764f453ba04SDave Airlie } 765f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_init); 766f453ba04SDave Airlie 767f453ba04SDave Airlie /** 768f453ba04SDave Airlie * drm_connector_cleanup - cleans up an initialised connector 769f453ba04SDave Airlie * @connector: connector to cleanup 770f453ba04SDave Airlie * 771f453ba04SDave Airlie * Cleans up the connector but doesn't free the object. 772f453ba04SDave Airlie */ 773f453ba04SDave Airlie void drm_connector_cleanup(struct drm_connector *connector) 774f453ba04SDave Airlie { 775f453ba04SDave Airlie struct drm_device *dev = connector->dev; 776f453ba04SDave Airlie struct drm_display_mode *mode, *t; 777f453ba04SDave Airlie 778f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 779f453ba04SDave Airlie drm_mode_remove(connector, mode); 780f453ba04SDave Airlie 781f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->modes, head) 782f453ba04SDave Airlie drm_mode_remove(connector, mode); 783f453ba04SDave Airlie 784b21e3afeSIlia Mirkin ida_remove(&drm_connector_enum_list[connector->connector_type].ida, 785b21e3afeSIlia Mirkin connector->connector_type_id); 786b21e3afeSIlia Mirkin 787f453ba04SDave Airlie drm_mode_object_put(dev, &connector->base); 788f453ba04SDave Airlie list_del(&connector->head); 7896380c509SJoonyoung Shim dev->mode_config.num_connector--; 790f453ba04SDave Airlie } 791f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_cleanup); 792f453ba04SDave Airlie 793cbc7e221SDave Airlie void drm_connector_unplug_all(struct drm_device *dev) 794cbc7e221SDave Airlie { 795cbc7e221SDave Airlie struct drm_connector *connector; 796cbc7e221SDave Airlie 797cbc7e221SDave Airlie /* taking the mode config mutex ends up in a clash with sysfs */ 798cbc7e221SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 799cbc7e221SDave Airlie drm_sysfs_connector_remove(connector); 800cbc7e221SDave Airlie 801cbc7e221SDave Airlie } 802cbc7e221SDave Airlie EXPORT_SYMBOL(drm_connector_unplug_all); 803cbc7e221SDave Airlie 8043b336ec4SSean Paul int drm_bridge_init(struct drm_device *dev, struct drm_bridge *bridge, 8053b336ec4SSean Paul const struct drm_bridge_funcs *funcs) 8063b336ec4SSean Paul { 8073b336ec4SSean Paul int ret; 8083b336ec4SSean Paul 8093b336ec4SSean Paul drm_modeset_lock_all(dev); 8103b336ec4SSean Paul 8113b336ec4SSean Paul ret = drm_mode_object_get(dev, &bridge->base, DRM_MODE_OBJECT_BRIDGE); 8123b336ec4SSean Paul if (ret) 8133b336ec4SSean Paul goto out; 8143b336ec4SSean Paul 8153b336ec4SSean Paul bridge->dev = dev; 8163b336ec4SSean Paul bridge->funcs = funcs; 8173b336ec4SSean Paul 8183b336ec4SSean Paul list_add_tail(&bridge->head, &dev->mode_config.bridge_list); 8193b336ec4SSean Paul dev->mode_config.num_bridge++; 8203b336ec4SSean Paul 8213b336ec4SSean Paul out: 8223b336ec4SSean Paul drm_modeset_unlock_all(dev); 8233b336ec4SSean Paul return ret; 8243b336ec4SSean Paul } 8253b336ec4SSean Paul EXPORT_SYMBOL(drm_bridge_init); 8263b336ec4SSean Paul 8273b336ec4SSean Paul void drm_bridge_cleanup(struct drm_bridge *bridge) 8283b336ec4SSean Paul { 8293b336ec4SSean Paul struct drm_device *dev = bridge->dev; 8303b336ec4SSean Paul 8313b336ec4SSean Paul drm_modeset_lock_all(dev); 8323b336ec4SSean Paul drm_mode_object_put(dev, &bridge->base); 8333b336ec4SSean Paul list_del(&bridge->head); 8343b336ec4SSean Paul dev->mode_config.num_bridge--; 8353b336ec4SSean Paul drm_modeset_unlock_all(dev); 8363b336ec4SSean Paul } 8373b336ec4SSean Paul EXPORT_SYMBOL(drm_bridge_cleanup); 8383b336ec4SSean Paul 8396bfc56aaSVille Syrjälä int drm_encoder_init(struct drm_device *dev, 840f453ba04SDave Airlie struct drm_encoder *encoder, 841f453ba04SDave Airlie const struct drm_encoder_funcs *funcs, 842f453ba04SDave Airlie int encoder_type) 843f453ba04SDave Airlie { 8446bfc56aaSVille Syrjälä int ret; 8456bfc56aaSVille Syrjälä 84684849903SDaniel Vetter drm_modeset_lock_all(dev); 847f453ba04SDave Airlie 8486bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 8496bfc56aaSVille Syrjälä if (ret) 8506bfc56aaSVille Syrjälä goto out; 851f453ba04SDave Airlie 8526bfc56aaSVille Syrjälä encoder->dev = dev; 853f453ba04SDave Airlie encoder->encoder_type = encoder_type; 854f453ba04SDave Airlie encoder->funcs = funcs; 855f453ba04SDave Airlie 856f453ba04SDave Airlie list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 857f453ba04SDave Airlie dev->mode_config.num_encoder++; 858f453ba04SDave Airlie 8596bfc56aaSVille Syrjälä out: 86084849903SDaniel Vetter drm_modeset_unlock_all(dev); 8616bfc56aaSVille Syrjälä 8626bfc56aaSVille Syrjälä return ret; 863f453ba04SDave Airlie } 864f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_init); 865f453ba04SDave Airlie 866f453ba04SDave Airlie void drm_encoder_cleanup(struct drm_encoder *encoder) 867f453ba04SDave Airlie { 868f453ba04SDave Airlie struct drm_device *dev = encoder->dev; 86984849903SDaniel Vetter drm_modeset_lock_all(dev); 870f453ba04SDave Airlie drm_mode_object_put(dev, &encoder->base); 871f453ba04SDave Airlie list_del(&encoder->head); 8726380c509SJoonyoung Shim dev->mode_config.num_encoder--; 87384849903SDaniel Vetter drm_modeset_unlock_all(dev); 874f453ba04SDave Airlie } 875f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_cleanup); 876f453ba04SDave Airlie 87735f2c3aeSVille Syrjälä /** 87835f2c3aeSVille Syrjälä * drm_plane_init - Initialise a new plane object 87935f2c3aeSVille Syrjälä * @dev: DRM device 88035f2c3aeSVille Syrjälä * @plane: plane object to init 88135f2c3aeSVille Syrjälä * @possible_crtcs: bitmask of possible CRTCs 88235f2c3aeSVille Syrjälä * @funcs: callbacks for the new plane 88335f2c3aeSVille Syrjälä * @formats: array of supported formats (%DRM_FORMAT_*) 88435f2c3aeSVille Syrjälä * @format_count: number of elements in @formats 88535f2c3aeSVille Syrjälä * @priv: plane is private (hidden from userspace)? 88635f2c3aeSVille Syrjälä * 88735f2c3aeSVille Syrjälä * Inits a new object created as base part of a driver plane object. 88835f2c3aeSVille Syrjälä * 88935f2c3aeSVille Syrjälä * RETURNS: 89035f2c3aeSVille Syrjälä * Zero on success, error code on failure. 89135f2c3aeSVille Syrjälä */ 8928cf5c917SJesse Barnes int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, 8938cf5c917SJesse Barnes unsigned long possible_crtcs, 8948cf5c917SJesse Barnes const struct drm_plane_funcs *funcs, 8950a7eb243SRob Clark const uint32_t *formats, uint32_t format_count, 8960a7eb243SRob Clark bool priv) 8978cf5c917SJesse Barnes { 8986bfc56aaSVille Syrjälä int ret; 8996bfc56aaSVille Syrjälä 90084849903SDaniel Vetter drm_modeset_lock_all(dev); 9018cf5c917SJesse Barnes 9026bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); 9036bfc56aaSVille Syrjälä if (ret) 9046bfc56aaSVille Syrjälä goto out; 9056bfc56aaSVille Syrjälä 9064d93914aSRob Clark plane->base.properties = &plane->properties; 9078cf5c917SJesse Barnes plane->dev = dev; 9088cf5c917SJesse Barnes plane->funcs = funcs; 9098cf5c917SJesse Barnes plane->format_types = kmalloc(sizeof(uint32_t) * format_count, 9108cf5c917SJesse Barnes GFP_KERNEL); 9118cf5c917SJesse Barnes if (!plane->format_types) { 9128cf5c917SJesse Barnes DRM_DEBUG_KMS("out of memory when allocating plane\n"); 9138cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 9146bfc56aaSVille Syrjälä ret = -ENOMEM; 9156bfc56aaSVille Syrjälä goto out; 9168cf5c917SJesse Barnes } 9178cf5c917SJesse Barnes 918308e5bcbSJesse Barnes memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); 9198cf5c917SJesse Barnes plane->format_count = format_count; 9208cf5c917SJesse Barnes plane->possible_crtcs = possible_crtcs; 9218cf5c917SJesse Barnes 9220a7eb243SRob Clark /* private planes are not exposed to userspace, but depending on 9230a7eb243SRob Clark * display hardware, might be convenient to allow sharing programming 9240a7eb243SRob Clark * for the scanout engine with the crtc implementation. 9250a7eb243SRob Clark */ 9260a7eb243SRob Clark if (!priv) { 9278cf5c917SJesse Barnes list_add_tail(&plane->head, &dev->mode_config.plane_list); 9288cf5c917SJesse Barnes dev->mode_config.num_plane++; 9290a7eb243SRob Clark } else { 9300a7eb243SRob Clark INIT_LIST_HEAD(&plane->head); 9310a7eb243SRob Clark } 9328cf5c917SJesse Barnes 9336bfc56aaSVille Syrjälä out: 93484849903SDaniel Vetter drm_modeset_unlock_all(dev); 9358cf5c917SJesse Barnes 9366bfc56aaSVille Syrjälä return ret; 9378cf5c917SJesse Barnes } 9388cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_init); 9398cf5c917SJesse Barnes 94035f2c3aeSVille Syrjälä /** 94135f2c3aeSVille Syrjälä * drm_plane_cleanup - Clean up the core plane usage 94235f2c3aeSVille Syrjälä * @plane: plane to cleanup 94335f2c3aeSVille Syrjälä * 94435f2c3aeSVille Syrjälä * This function cleans up @plane and removes it from the DRM mode setting 94535f2c3aeSVille Syrjälä * core. Note that the function does *not* free the plane structure itself, 94635f2c3aeSVille Syrjälä * this is the responsibility of the caller. 94735f2c3aeSVille Syrjälä */ 9488cf5c917SJesse Barnes void drm_plane_cleanup(struct drm_plane *plane) 9498cf5c917SJesse Barnes { 9508cf5c917SJesse Barnes struct drm_device *dev = plane->dev; 9518cf5c917SJesse Barnes 95284849903SDaniel Vetter drm_modeset_lock_all(dev); 9538cf5c917SJesse Barnes kfree(plane->format_types); 9548cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 9550a7eb243SRob Clark /* if not added to a list, it must be a private plane */ 9560a7eb243SRob Clark if (!list_empty(&plane->head)) { 9578cf5c917SJesse Barnes list_del(&plane->head); 9588cf5c917SJesse Barnes dev->mode_config.num_plane--; 9590a7eb243SRob Clark } 96084849903SDaniel Vetter drm_modeset_unlock_all(dev); 9618cf5c917SJesse Barnes } 9628cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_cleanup); 9638cf5c917SJesse Barnes 96435f2c3aeSVille Syrjälä /** 96535f2c3aeSVille Syrjälä * drm_plane_force_disable - Forcibly disable a plane 96635f2c3aeSVille Syrjälä * @plane: plane to disable 96735f2c3aeSVille Syrjälä * 96835f2c3aeSVille Syrjälä * Forces the plane to be disabled. 96935f2c3aeSVille Syrjälä * 97035f2c3aeSVille Syrjälä * Used when the plane's current framebuffer is destroyed, 97135f2c3aeSVille Syrjälä * and when restoring fbdev mode. 97235f2c3aeSVille Syrjälä */ 9739125e618SVille Syrjälä void drm_plane_force_disable(struct drm_plane *plane) 9749125e618SVille Syrjälä { 9759125e618SVille Syrjälä int ret; 9769125e618SVille Syrjälä 9779125e618SVille Syrjälä if (!plane->fb) 9789125e618SVille Syrjälä return; 9799125e618SVille Syrjälä 9809125e618SVille Syrjälä ret = plane->funcs->disable_plane(plane); 9819125e618SVille Syrjälä if (ret) 9829125e618SVille Syrjälä DRM_ERROR("failed to disable plane with busy fb\n"); 9839125e618SVille Syrjälä /* disconnect the plane from the fb and crtc: */ 9849125e618SVille Syrjälä __drm_framebuffer_unreference(plane->fb); 9859125e618SVille Syrjälä plane->fb = NULL; 9869125e618SVille Syrjälä plane->crtc = NULL; 9879125e618SVille Syrjälä } 9889125e618SVille Syrjälä EXPORT_SYMBOL(drm_plane_force_disable); 9899125e618SVille Syrjälä 990f453ba04SDave Airlie /** 991f453ba04SDave Airlie * drm_mode_create - create a new display mode 992f453ba04SDave Airlie * @dev: DRM device 993f453ba04SDave Airlie * 994f453ba04SDave Airlie * Create a new drm_display_mode, give it an ID, and return it. 995f453ba04SDave Airlie * 996f453ba04SDave Airlie * RETURNS: 997f453ba04SDave Airlie * Pointer to new mode on success, NULL on error. 998f453ba04SDave Airlie */ 999f453ba04SDave Airlie struct drm_display_mode *drm_mode_create(struct drm_device *dev) 1000f453ba04SDave Airlie { 1001f453ba04SDave Airlie struct drm_display_mode *nmode; 1002f453ba04SDave Airlie 1003f453ba04SDave Airlie nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); 1004f453ba04SDave Airlie if (!nmode) 1005f453ba04SDave Airlie return NULL; 1006f453ba04SDave Airlie 10076bfc56aaSVille Syrjälä if (drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE)) { 10086bfc56aaSVille Syrjälä kfree(nmode); 10096bfc56aaSVille Syrjälä return NULL; 10106bfc56aaSVille Syrjälä } 10116bfc56aaSVille Syrjälä 1012f453ba04SDave Airlie return nmode; 1013f453ba04SDave Airlie } 1014f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create); 1015f453ba04SDave Airlie 1016f453ba04SDave Airlie /** 1017f453ba04SDave Airlie * drm_mode_destroy - remove a mode 1018f453ba04SDave Airlie * @dev: DRM device 1019f453ba04SDave Airlie * @mode: mode to remove 1020f453ba04SDave Airlie * 1021f453ba04SDave Airlie * Free @mode's unique identifier, then free it. 1022f453ba04SDave Airlie */ 1023f453ba04SDave Airlie void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 1024f453ba04SDave Airlie { 1025ee34ab5bSVille Syrjälä if (!mode) 1026ee34ab5bSVille Syrjälä return; 1027ee34ab5bSVille Syrjälä 1028f453ba04SDave Airlie drm_mode_object_put(dev, &mode->base); 1029f453ba04SDave Airlie 1030f453ba04SDave Airlie kfree(mode); 1031f453ba04SDave Airlie } 1032f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_destroy); 1033f453ba04SDave Airlie 1034f453ba04SDave Airlie static int drm_mode_create_standard_connector_properties(struct drm_device *dev) 1035f453ba04SDave Airlie { 1036f453ba04SDave Airlie struct drm_property *edid; 1037f453ba04SDave Airlie struct drm_property *dpms; 1038f453ba04SDave Airlie 1039f453ba04SDave Airlie /* 1040f453ba04SDave Airlie * Standard properties (apply to all connectors) 1041f453ba04SDave Airlie */ 1042f453ba04SDave Airlie edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 1043f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 1044f453ba04SDave Airlie "EDID", 0); 1045f453ba04SDave Airlie dev->mode_config.edid_property = edid; 1046f453ba04SDave Airlie 10474a67d391SSascha Hauer dpms = drm_property_create_enum(dev, 0, 10484a67d391SSascha Hauer "DPMS", drm_dpms_enum_list, 10494a67d391SSascha Hauer ARRAY_SIZE(drm_dpms_enum_list)); 1050f453ba04SDave Airlie dev->mode_config.dpms_property = dpms; 1051f453ba04SDave Airlie 1052f453ba04SDave Airlie return 0; 1053f453ba04SDave Airlie } 1054f453ba04SDave Airlie 1055f453ba04SDave Airlie /** 1056f453ba04SDave Airlie * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 1057f453ba04SDave Airlie * @dev: DRM device 1058f453ba04SDave Airlie * 1059f453ba04SDave Airlie * Called by a driver the first time a DVI-I connector is made. 1060f453ba04SDave Airlie */ 1061f453ba04SDave Airlie int drm_mode_create_dvi_i_properties(struct drm_device *dev) 1062f453ba04SDave Airlie { 1063f453ba04SDave Airlie struct drm_property *dvi_i_selector; 1064f453ba04SDave Airlie struct drm_property *dvi_i_subconnector; 1065f453ba04SDave Airlie 1066f453ba04SDave Airlie if (dev->mode_config.dvi_i_select_subconnector_property) 1067f453ba04SDave Airlie return 0; 1068f453ba04SDave Airlie 1069f453ba04SDave Airlie dvi_i_selector = 10704a67d391SSascha Hauer drm_property_create_enum(dev, 0, 1071f453ba04SDave Airlie "select subconnector", 10724a67d391SSascha Hauer drm_dvi_i_select_enum_list, 1073f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_select_enum_list)); 1074f453ba04SDave Airlie dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 1075f453ba04SDave Airlie 10764a67d391SSascha Hauer dvi_i_subconnector = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 1077f453ba04SDave Airlie "subconnector", 10784a67d391SSascha Hauer drm_dvi_i_subconnector_enum_list, 1079f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 1080f453ba04SDave Airlie dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 1081f453ba04SDave Airlie 1082f453ba04SDave Airlie return 0; 1083f453ba04SDave Airlie } 1084f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 1085f453ba04SDave Airlie 1086f453ba04SDave Airlie /** 1087f453ba04SDave Airlie * drm_create_tv_properties - create TV specific connector properties 1088f453ba04SDave Airlie * @dev: DRM device 1089f453ba04SDave Airlie * @num_modes: number of different TV formats (modes) supported 1090f453ba04SDave Airlie * @modes: array of pointers to strings containing name of each format 1091f453ba04SDave Airlie * 1092f453ba04SDave Airlie * Called by a driver's TV initialization routine, this function creates 1093f453ba04SDave Airlie * the TV specific connector properties for a given device. Caller is 1094f453ba04SDave Airlie * responsible for allocating a list of format names and passing them to 1095f453ba04SDave Airlie * this routine. 1096f453ba04SDave Airlie */ 1097f453ba04SDave Airlie int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 1098f453ba04SDave Airlie char *modes[]) 1099f453ba04SDave Airlie { 1100f453ba04SDave Airlie struct drm_property *tv_selector; 1101f453ba04SDave Airlie struct drm_property *tv_subconnector; 1102f453ba04SDave Airlie int i; 1103f453ba04SDave Airlie 1104f453ba04SDave Airlie if (dev->mode_config.tv_select_subconnector_property) 1105f453ba04SDave Airlie return 0; 1106f453ba04SDave Airlie 1107f453ba04SDave Airlie /* 1108f453ba04SDave Airlie * Basic connector properties 1109f453ba04SDave Airlie */ 11104a67d391SSascha Hauer tv_selector = drm_property_create_enum(dev, 0, 1111f453ba04SDave Airlie "select subconnector", 11124a67d391SSascha Hauer drm_tv_select_enum_list, 1113f453ba04SDave Airlie ARRAY_SIZE(drm_tv_select_enum_list)); 1114f453ba04SDave Airlie dev->mode_config.tv_select_subconnector_property = tv_selector; 1115f453ba04SDave Airlie 1116f453ba04SDave Airlie tv_subconnector = 11174a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 11184a67d391SSascha Hauer "subconnector", 11194a67d391SSascha Hauer drm_tv_subconnector_enum_list, 1120f453ba04SDave Airlie ARRAY_SIZE(drm_tv_subconnector_enum_list)); 1121f453ba04SDave Airlie dev->mode_config.tv_subconnector_property = tv_subconnector; 1122f453ba04SDave Airlie 1123f453ba04SDave Airlie /* 1124f453ba04SDave Airlie * Other, TV specific properties: margins & TV modes. 1125f453ba04SDave Airlie */ 1126f453ba04SDave Airlie dev->mode_config.tv_left_margin_property = 1127d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "left margin", 0, 100); 1128f453ba04SDave Airlie 1129f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 1130d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "right margin", 0, 100); 1131f453ba04SDave Airlie 1132f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 1133d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "top margin", 0, 100); 1134f453ba04SDave Airlie 1135f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 1136d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "bottom margin", 0, 100); 1137f453ba04SDave Airlie 1138f453ba04SDave Airlie dev->mode_config.tv_mode_property = 1139f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 1140f453ba04SDave Airlie "mode", num_modes); 1141f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 1142f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 1143f453ba04SDave Airlie i, modes[i]); 1144f453ba04SDave Airlie 1145b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 1146d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "brightness", 0, 100); 1147b6b7902eSFrancisco Jerez 1148b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 1149d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "contrast", 0, 100); 1150b6b7902eSFrancisco Jerez 1151b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 1152d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "flicker reduction", 0, 100); 1153b6b7902eSFrancisco Jerez 1154a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 1155d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "overscan", 0, 100); 1156a75f0236SFrancisco Jerez 1157a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 1158d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "saturation", 0, 100); 1159a75f0236SFrancisco Jerez 1160a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 1161d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "hue", 0, 100); 1162a75f0236SFrancisco Jerez 1163f453ba04SDave Airlie return 0; 1164f453ba04SDave Airlie } 1165f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 1166f453ba04SDave Airlie 1167f453ba04SDave Airlie /** 1168f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 1169f453ba04SDave Airlie * @dev: DRM device 1170f453ba04SDave Airlie * 1171f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 1172f453ba04SDave Airlie * connectors. 1173f453ba04SDave Airlie */ 1174f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 1175f453ba04SDave Airlie { 1176f453ba04SDave Airlie struct drm_property *scaling_mode; 1177f453ba04SDave Airlie 1178f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 1179f453ba04SDave Airlie return 0; 1180f453ba04SDave Airlie 1181f453ba04SDave Airlie scaling_mode = 11824a67d391SSascha Hauer drm_property_create_enum(dev, 0, "scaling mode", 11834a67d391SSascha Hauer drm_scaling_mode_enum_list, 1184f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 1185f453ba04SDave Airlie 1186f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 1187f453ba04SDave Airlie 1188f453ba04SDave Airlie return 0; 1189f453ba04SDave Airlie } 1190f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 1191f453ba04SDave Airlie 1192f453ba04SDave Airlie /** 1193884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 1194884840aaSJakob Bornecrantz * @dev: DRM device 1195884840aaSJakob Bornecrantz * 1196884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 1197884840aaSJakob Bornecrantz * connectors. 1198884840aaSJakob Bornecrantz */ 1199884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 1200884840aaSJakob Bornecrantz { 1201884840aaSJakob Bornecrantz struct drm_property *dirty_info; 1202884840aaSJakob Bornecrantz 1203884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 1204884840aaSJakob Bornecrantz return 0; 1205884840aaSJakob Bornecrantz 1206884840aaSJakob Bornecrantz dirty_info = 12074a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 1208884840aaSJakob Bornecrantz "dirty", 12094a67d391SSascha Hauer drm_dirty_info_enum_list, 1210884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 1211884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 1212884840aaSJakob Bornecrantz 1213884840aaSJakob Bornecrantz return 0; 1214884840aaSJakob Bornecrantz } 1215884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 1216884840aaSJakob Bornecrantz 1217ea9cbb06SVille Syrjälä static int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 1218f453ba04SDave Airlie { 1219f453ba04SDave Airlie uint32_t total_objects = 0; 1220f453ba04SDave Airlie 1221f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 1222f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 1223f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 12243b336ec4SSean Paul total_objects += dev->mode_config.num_bridge; 1225f453ba04SDave Airlie 1226f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 1227f453ba04SDave Airlie if (!group->id_list) 1228f453ba04SDave Airlie return -ENOMEM; 1229f453ba04SDave Airlie 1230f453ba04SDave Airlie group->num_crtcs = 0; 1231f453ba04SDave Airlie group->num_connectors = 0; 1232f453ba04SDave Airlie group->num_encoders = 0; 12333b336ec4SSean Paul group->num_bridges = 0; 1234f453ba04SDave Airlie return 0; 1235f453ba04SDave Airlie } 1236f453ba04SDave Airlie 1237f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 1238f453ba04SDave Airlie struct drm_mode_group *group) 1239f453ba04SDave Airlie { 1240f453ba04SDave Airlie struct drm_crtc *crtc; 1241f453ba04SDave Airlie struct drm_encoder *encoder; 1242f453ba04SDave Airlie struct drm_connector *connector; 12433b336ec4SSean Paul struct drm_bridge *bridge; 1244f453ba04SDave Airlie int ret; 1245f453ba04SDave Airlie 1246f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 1247f453ba04SDave Airlie return ret; 1248f453ba04SDave Airlie 1249f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 1250f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 1251f453ba04SDave Airlie 1252f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 1253f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 1254f453ba04SDave Airlie encoder->base.id; 1255f453ba04SDave Airlie 1256f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 1257f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 1258f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 1259f453ba04SDave Airlie 12603b336ec4SSean Paul list_for_each_entry(bridge, &dev->mode_config.bridge_list, head) 12613b336ec4SSean Paul group->id_list[group->num_crtcs + group->num_encoders + 12623b336ec4SSean Paul group->num_connectors + group->num_bridges++] = 12633b336ec4SSean Paul bridge->base.id; 12643b336ec4SSean Paul 1265f453ba04SDave Airlie return 0; 1266f453ba04SDave Airlie } 12679c1dfc55SDave Airlie EXPORT_SYMBOL(drm_mode_group_init_legacy_group); 1268f453ba04SDave Airlie 1269f453ba04SDave Airlie /** 1270f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 1271f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 1272f453ba04SDave Airlie * @in: drm_display_mode to use 1273f453ba04SDave Airlie * 1274f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1275f453ba04SDave Airlie * the user. 1276f453ba04SDave Airlie */ 127793bbf6dbSVille Syrjälä static void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 127893bbf6dbSVille Syrjälä const struct drm_display_mode *in) 1279f453ba04SDave Airlie { 1280e36fae38SVille Syrjälä WARN(in->hdisplay > USHRT_MAX || in->hsync_start > USHRT_MAX || 1281e36fae38SVille Syrjälä in->hsync_end > USHRT_MAX || in->htotal > USHRT_MAX || 1282e36fae38SVille Syrjälä in->hskew > USHRT_MAX || in->vdisplay > USHRT_MAX || 1283e36fae38SVille Syrjälä in->vsync_start > USHRT_MAX || in->vsync_end > USHRT_MAX || 1284e36fae38SVille Syrjälä in->vtotal > USHRT_MAX || in->vscan > USHRT_MAX, 1285e36fae38SVille Syrjälä "timing values too large for mode info\n"); 1286e36fae38SVille Syrjälä 1287f453ba04SDave Airlie out->clock = in->clock; 1288f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1289f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1290f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1291f453ba04SDave Airlie out->htotal = in->htotal; 1292f453ba04SDave Airlie out->hskew = in->hskew; 1293f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1294f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1295f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1296f453ba04SDave Airlie out->vtotal = in->vtotal; 1297f453ba04SDave Airlie out->vscan = in->vscan; 1298f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1299f453ba04SDave Airlie out->flags = in->flags; 1300f453ba04SDave Airlie out->type = in->type; 1301f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1302f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1303f453ba04SDave Airlie } 1304f453ba04SDave Airlie 1305f453ba04SDave Airlie /** 1306f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1307f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1308f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1309f453ba04SDave Airlie * 1310f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1311f453ba04SDave Airlie * the caller. 131290367bf6SVille Syrjälä * 131390367bf6SVille Syrjälä * RETURNS: 131490367bf6SVille Syrjälä * Zero on success, errno on failure. 1315f453ba04SDave Airlie */ 131693bbf6dbSVille Syrjälä static int drm_crtc_convert_umode(struct drm_display_mode *out, 131793bbf6dbSVille Syrjälä const struct drm_mode_modeinfo *in) 1318f453ba04SDave Airlie { 131990367bf6SVille Syrjälä if (in->clock > INT_MAX || in->vrefresh > INT_MAX) 132090367bf6SVille Syrjälä return -ERANGE; 132190367bf6SVille Syrjälä 1322a3ff6d56SDamien Lespiau /* At most, 1 set bit describing the 3D layout of the mode */ 1323a3ff6d56SDamien Lespiau if (hweight32(in->flags & DRM_MODE_FLAG_3D_MASK) > 1) 1324a3ff6d56SDamien Lespiau return -EINVAL; 1325a3ff6d56SDamien Lespiau 1326f453ba04SDave Airlie out->clock = in->clock; 1327f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1328f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1329f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1330f453ba04SDave Airlie out->htotal = in->htotal; 1331f453ba04SDave Airlie out->hskew = in->hskew; 1332f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1333f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1334f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1335f453ba04SDave Airlie out->vtotal = in->vtotal; 1336f453ba04SDave Airlie out->vscan = in->vscan; 1337f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1338f453ba04SDave Airlie out->flags = in->flags; 1339f453ba04SDave Airlie out->type = in->type; 1340f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1341f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 134290367bf6SVille Syrjälä 134390367bf6SVille Syrjälä return 0; 1344f453ba04SDave Airlie } 1345f453ba04SDave Airlie 1346f453ba04SDave Airlie /** 1347f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1348065a50edSDaniel Vetter * @dev: drm device for the ioctl 1349065a50edSDaniel Vetter * @data: data pointer for the ioctl 1350065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 1351f453ba04SDave Airlie * 1352f453ba04SDave Airlie * Construct a set of configuration description structures and return 1353f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1354f453ba04SDave Airlie * 1355f453ba04SDave Airlie * Called by the user via ioctl. 1356f453ba04SDave Airlie * 1357f453ba04SDave Airlie * RETURNS: 1358f453ba04SDave Airlie * Zero on success, errno on failure. 1359f453ba04SDave Airlie */ 1360f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1361f453ba04SDave Airlie struct drm_file *file_priv) 1362f453ba04SDave Airlie { 1363f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1364f453ba04SDave Airlie struct list_head *lh; 1365f453ba04SDave Airlie struct drm_framebuffer *fb; 1366f453ba04SDave Airlie struct drm_connector *connector; 1367f453ba04SDave Airlie struct drm_crtc *crtc; 1368f453ba04SDave Airlie struct drm_encoder *encoder; 1369f453ba04SDave Airlie int ret = 0; 1370f453ba04SDave Airlie int connector_count = 0; 1371f453ba04SDave Airlie int crtc_count = 0; 1372f453ba04SDave Airlie int fb_count = 0; 1373f453ba04SDave Airlie int encoder_count = 0; 1374f453ba04SDave Airlie int copied = 0, i; 1375f453ba04SDave Airlie uint32_t __user *fb_id; 1376f453ba04SDave Airlie uint32_t __user *crtc_id; 1377f453ba04SDave Airlie uint32_t __user *connector_id; 1378f453ba04SDave Airlie uint32_t __user *encoder_id; 1379f453ba04SDave Airlie struct drm_mode_group *mode_group; 1380f453ba04SDave Airlie 1381fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1382fb3b06c8SDave Airlie return -EINVAL; 1383fb3b06c8SDave Airlie 1384f453ba04SDave Airlie 13854b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 1386f453ba04SDave Airlie /* 1387f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1388f453ba04SDave Airlie * by IDs in the group list for this node 1389f453ba04SDave Airlie */ 1390f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1391f453ba04SDave Airlie fb_count++; 1392f453ba04SDave Airlie 13934b096ac1SDaniel Vetter /* handle this in 4 parts */ 13944b096ac1SDaniel Vetter /* FBs */ 13954b096ac1SDaniel Vetter if (card_res->count_fbs >= fb_count) { 13964b096ac1SDaniel Vetter copied = 0; 13974b096ac1SDaniel Vetter fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 13984b096ac1SDaniel Vetter list_for_each_entry(fb, &file_priv->fbs, filp_head) { 13994b096ac1SDaniel Vetter if (put_user(fb->base.id, fb_id + copied)) { 14004b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 14014b096ac1SDaniel Vetter return -EFAULT; 14024b096ac1SDaniel Vetter } 14034b096ac1SDaniel Vetter copied++; 14044b096ac1SDaniel Vetter } 14054b096ac1SDaniel Vetter } 14064b096ac1SDaniel Vetter card_res->count_fbs = fb_count; 14074b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 14084b096ac1SDaniel Vetter 14094b096ac1SDaniel Vetter drm_modeset_lock_all(dev); 1410f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1411f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1412f453ba04SDave Airlie 1413f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1414f453ba04SDave Airlie crtc_count++; 1415f453ba04SDave Airlie 1416f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1417f453ba04SDave Airlie connector_count++; 1418f453ba04SDave Airlie 1419f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1420f453ba04SDave Airlie encoder_count++; 1421f453ba04SDave Airlie } else { 1422f453ba04SDave Airlie 1423f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1424f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1425f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1426f453ba04SDave Airlie } 1427f453ba04SDave Airlie 1428f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1429f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1430f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1431f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1432f453ba04SDave Airlie 1433f453ba04SDave Airlie /* CRTCs */ 1434f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1435f453ba04SDave Airlie copied = 0; 1436f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1437f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1438f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1439f453ba04SDave Airlie head) { 14409440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1441f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1442f453ba04SDave Airlie ret = -EFAULT; 1443f453ba04SDave Airlie goto out; 1444f453ba04SDave Airlie } 1445f453ba04SDave Airlie copied++; 1446f453ba04SDave Airlie } 1447f453ba04SDave Airlie } else { 1448f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1449f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1450f453ba04SDave Airlie crtc_id + copied)) { 1451f453ba04SDave Airlie ret = -EFAULT; 1452f453ba04SDave Airlie goto out; 1453f453ba04SDave Airlie } 1454f453ba04SDave Airlie copied++; 1455f453ba04SDave Airlie } 1456f453ba04SDave Airlie } 1457f453ba04SDave Airlie } 1458f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1459f453ba04SDave Airlie 1460f453ba04SDave Airlie /* Encoders */ 1461f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1462f453ba04SDave Airlie copied = 0; 1463f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1464f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1465f453ba04SDave Airlie list_for_each_entry(encoder, 1466f453ba04SDave Airlie &dev->mode_config.encoder_list, 1467f453ba04SDave Airlie head) { 14689440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 14699440106bSJerome Glisse drm_get_encoder_name(encoder)); 1470f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1471f453ba04SDave Airlie copied)) { 1472f453ba04SDave Airlie ret = -EFAULT; 1473f453ba04SDave Airlie goto out; 1474f453ba04SDave Airlie } 1475f453ba04SDave Airlie copied++; 1476f453ba04SDave Airlie } 1477f453ba04SDave Airlie } else { 1478f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1479f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1480f453ba04SDave Airlie encoder_id + copied)) { 1481f453ba04SDave Airlie ret = -EFAULT; 1482f453ba04SDave Airlie goto out; 1483f453ba04SDave Airlie } 1484f453ba04SDave Airlie copied++; 1485f453ba04SDave Airlie } 1486f453ba04SDave Airlie 1487f453ba04SDave Airlie } 1488f453ba04SDave Airlie } 1489f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1490f453ba04SDave Airlie 1491f453ba04SDave Airlie /* Connectors */ 1492f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1493f453ba04SDave Airlie copied = 0; 1494f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1495f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1496f453ba04SDave Airlie list_for_each_entry(connector, 1497f453ba04SDave Airlie &dev->mode_config.connector_list, 1498f453ba04SDave Airlie head) { 14999440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 15009440106bSJerome Glisse connector->base.id, 15019440106bSJerome Glisse drm_get_connector_name(connector)); 1502f453ba04SDave Airlie if (put_user(connector->base.id, 1503f453ba04SDave Airlie connector_id + copied)) { 1504f453ba04SDave Airlie ret = -EFAULT; 1505f453ba04SDave Airlie goto out; 1506f453ba04SDave Airlie } 1507f453ba04SDave Airlie copied++; 1508f453ba04SDave Airlie } 1509f453ba04SDave Airlie } else { 1510f453ba04SDave Airlie int start = mode_group->num_crtcs + 1511f453ba04SDave Airlie mode_group->num_encoders; 1512f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1513f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1514f453ba04SDave Airlie connector_id + copied)) { 1515f453ba04SDave Airlie ret = -EFAULT; 1516f453ba04SDave Airlie goto out; 1517f453ba04SDave Airlie } 1518f453ba04SDave Airlie copied++; 1519f453ba04SDave Airlie } 1520f453ba04SDave Airlie } 1521f453ba04SDave Airlie } 1522f453ba04SDave Airlie card_res->count_connectors = connector_count; 1523f453ba04SDave Airlie 15249440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1525f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1526f453ba04SDave Airlie 1527f453ba04SDave Airlie out: 152884849903SDaniel Vetter drm_modeset_unlock_all(dev); 1529f453ba04SDave Airlie return ret; 1530f453ba04SDave Airlie } 1531f453ba04SDave Airlie 1532f453ba04SDave Airlie /** 1533f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1534065a50edSDaniel Vetter * @dev: drm device for the ioctl 1535065a50edSDaniel Vetter * @data: data pointer for the ioctl 1536065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 1537f453ba04SDave Airlie * 1538f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1539f453ba04SDave Airlie * 1540f453ba04SDave Airlie * Called by the user via ioctl. 1541f453ba04SDave Airlie * 1542f453ba04SDave Airlie * RETURNS: 1543f453ba04SDave Airlie * Zero on success, errno on failure. 1544f453ba04SDave Airlie */ 1545f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1546f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1547f453ba04SDave Airlie { 1548f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1549f453ba04SDave Airlie struct drm_crtc *crtc; 1550f453ba04SDave Airlie struct drm_mode_object *obj; 1551f453ba04SDave Airlie int ret = 0; 1552f453ba04SDave Airlie 1553fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1554fb3b06c8SDave Airlie return -EINVAL; 1555fb3b06c8SDave Airlie 155684849903SDaniel Vetter drm_modeset_lock_all(dev); 1557f453ba04SDave Airlie 1558f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1559f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1560f453ba04SDave Airlie if (!obj) { 1561f453ba04SDave Airlie ret = -EINVAL; 1562f453ba04SDave Airlie goto out; 1563f453ba04SDave Airlie } 1564f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1565f453ba04SDave Airlie 1566f453ba04SDave Airlie crtc_resp->x = crtc->x; 1567f453ba04SDave Airlie crtc_resp->y = crtc->y; 1568f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1569f453ba04SDave Airlie if (crtc->fb) 1570f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1571f453ba04SDave Airlie else 1572f453ba04SDave Airlie crtc_resp->fb_id = 0; 1573f453ba04SDave Airlie 1574f453ba04SDave Airlie if (crtc->enabled) { 1575f453ba04SDave Airlie 1576f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1577f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1578f453ba04SDave Airlie 1579f453ba04SDave Airlie } else { 1580f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1581f453ba04SDave Airlie } 1582f453ba04SDave Airlie 1583f453ba04SDave Airlie out: 158484849903SDaniel Vetter drm_modeset_unlock_all(dev); 1585f453ba04SDave Airlie return ret; 1586f453ba04SDave Airlie } 1587f453ba04SDave Airlie 158861d8e328SDamien Lespiau static bool drm_mode_expose_to_userspace(const struct drm_display_mode *mode, 158961d8e328SDamien Lespiau const struct drm_file *file_priv) 159061d8e328SDamien Lespiau { 159161d8e328SDamien Lespiau /* 159261d8e328SDamien Lespiau * If user-space hasn't configured the driver to expose the stereo 3D 159361d8e328SDamien Lespiau * modes, don't expose them. 159461d8e328SDamien Lespiau */ 159561d8e328SDamien Lespiau if (!file_priv->stereo_allowed && drm_mode_is_stereo(mode)) 159661d8e328SDamien Lespiau return false; 159761d8e328SDamien Lespiau 159861d8e328SDamien Lespiau return true; 159961d8e328SDamien Lespiau } 160061d8e328SDamien Lespiau 1601f453ba04SDave Airlie /** 1602f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1603065a50edSDaniel Vetter * @dev: drm device for the ioctl 1604065a50edSDaniel Vetter * @data: data pointer for the ioctl 1605065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 1606f453ba04SDave Airlie * 1607f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1608f453ba04SDave Airlie * 1609f453ba04SDave Airlie * Called by the user via ioctl. 1610f453ba04SDave Airlie * 1611f453ba04SDave Airlie * RETURNS: 1612f453ba04SDave Airlie * Zero on success, errno on failure. 1613f453ba04SDave Airlie */ 1614f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1615f453ba04SDave Airlie struct drm_file *file_priv) 1616f453ba04SDave Airlie { 1617f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1618f453ba04SDave Airlie struct drm_mode_object *obj; 1619f453ba04SDave Airlie struct drm_connector *connector; 1620f453ba04SDave Airlie struct drm_display_mode *mode; 1621f453ba04SDave Airlie int mode_count = 0; 1622f453ba04SDave Airlie int props_count = 0; 1623f453ba04SDave Airlie int encoders_count = 0; 1624f453ba04SDave Airlie int ret = 0; 1625f453ba04SDave Airlie int copied = 0; 1626f453ba04SDave Airlie int i; 1627f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1628f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1629f453ba04SDave Airlie uint32_t __user *prop_ptr; 1630f453ba04SDave Airlie uint64_t __user *prop_values; 1631f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1632f453ba04SDave Airlie 1633fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1634fb3b06c8SDave Airlie return -EINVAL; 1635fb3b06c8SDave Airlie 1636f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1637f453ba04SDave Airlie 16389440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1639f453ba04SDave Airlie 16407b24056bSDaniel Vetter mutex_lock(&dev->mode_config.mutex); 1641f453ba04SDave Airlie 1642f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1643f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1644f453ba04SDave Airlie if (!obj) { 1645f453ba04SDave Airlie ret = -EINVAL; 1646f453ba04SDave Airlie goto out; 1647f453ba04SDave Airlie } 1648f453ba04SDave Airlie connector = obj_to_connector(obj); 1649f453ba04SDave Airlie 16507f88a9beSPaulo Zanoni props_count = connector->properties.count; 1651f453ba04SDave Airlie 1652f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1653f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1654f453ba04SDave Airlie encoders_count++; 1655f453ba04SDave Airlie } 1656f453ba04SDave Airlie } 1657f453ba04SDave Airlie 1658f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1659f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1660f453ba04SDave Airlie dev->mode_config.max_width, 1661f453ba04SDave Airlie dev->mode_config.max_height); 1662f453ba04SDave Airlie } 1663f453ba04SDave Airlie 1664f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1665f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 166661d8e328SDamien Lespiau if (drm_mode_expose_to_userspace(mode, file_priv)) 1667f453ba04SDave Airlie mode_count++; 1668f453ba04SDave Airlie 1669f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1670f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1671f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1672f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1673f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1674f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1675f453ba04SDave Airlie out_resp->connection = connector->status; 1676f453ba04SDave Airlie if (connector->encoder) 1677f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1678f453ba04SDave Airlie else 1679f453ba04SDave Airlie out_resp->encoder_id = 0; 1680f453ba04SDave Airlie 1681f453ba04SDave Airlie /* 1682f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1683f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1684f453ba04SDave Airlie */ 1685f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1686f453ba04SDave Airlie copied = 0; 168781f6c7f8SVille Syrjälä mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr; 1688f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 168961d8e328SDamien Lespiau if (!drm_mode_expose_to_userspace(mode, file_priv)) 169061d8e328SDamien Lespiau continue; 169161d8e328SDamien Lespiau 1692f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1693f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1694f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1695f453ba04SDave Airlie ret = -EFAULT; 1696f453ba04SDave Airlie goto out; 1697f453ba04SDave Airlie } 1698f453ba04SDave Airlie copied++; 1699f453ba04SDave Airlie } 1700f453ba04SDave Airlie } 1701f453ba04SDave Airlie out_resp->count_modes = mode_count; 1702f453ba04SDave Airlie 1703f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1704f453ba04SDave Airlie copied = 0; 170581f6c7f8SVille Syrjälä prop_ptr = (uint32_t __user *)(unsigned long)(out_resp->props_ptr); 170681f6c7f8SVille Syrjälä prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); 17077f88a9beSPaulo Zanoni for (i = 0; i < connector->properties.count; i++) { 17087e3bdf4aSPaulo Zanoni if (put_user(connector->properties.ids[i], 1709f453ba04SDave Airlie prop_ptr + copied)) { 1710f453ba04SDave Airlie ret = -EFAULT; 1711f453ba04SDave Airlie goto out; 1712f453ba04SDave Airlie } 1713f453ba04SDave Airlie 17147e3bdf4aSPaulo Zanoni if (put_user(connector->properties.values[i], 1715f453ba04SDave Airlie prop_values + copied)) { 1716f453ba04SDave Airlie ret = -EFAULT; 1717f453ba04SDave Airlie goto out; 1718f453ba04SDave Airlie } 1719f453ba04SDave Airlie copied++; 1720f453ba04SDave Airlie } 1721f453ba04SDave Airlie } 1722f453ba04SDave Airlie out_resp->count_props = props_count; 1723f453ba04SDave Airlie 1724f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1725f453ba04SDave Airlie copied = 0; 172681f6c7f8SVille Syrjälä encoder_ptr = (uint32_t __user *)(unsigned long)(out_resp->encoders_ptr); 1727f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1728f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1729f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1730f453ba04SDave Airlie encoder_ptr + copied)) { 1731f453ba04SDave Airlie ret = -EFAULT; 1732f453ba04SDave Airlie goto out; 1733f453ba04SDave Airlie } 1734f453ba04SDave Airlie copied++; 1735f453ba04SDave Airlie } 1736f453ba04SDave Airlie } 1737f453ba04SDave Airlie } 1738f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1739f453ba04SDave Airlie 1740f453ba04SDave Airlie out: 17417b24056bSDaniel Vetter mutex_unlock(&dev->mode_config.mutex); 17427b24056bSDaniel Vetter 1743f453ba04SDave Airlie return ret; 1744f453ba04SDave Airlie } 1745f453ba04SDave Airlie 1746f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1747f453ba04SDave Airlie struct drm_file *file_priv) 1748f453ba04SDave Airlie { 1749f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1750f453ba04SDave Airlie struct drm_mode_object *obj; 1751f453ba04SDave Airlie struct drm_encoder *encoder; 1752f453ba04SDave Airlie int ret = 0; 1753f453ba04SDave Airlie 1754fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1755fb3b06c8SDave Airlie return -EINVAL; 1756fb3b06c8SDave Airlie 175784849903SDaniel Vetter drm_modeset_lock_all(dev); 1758f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1759f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1760f453ba04SDave Airlie if (!obj) { 1761f453ba04SDave Airlie ret = -EINVAL; 1762f453ba04SDave Airlie goto out; 1763f453ba04SDave Airlie } 1764f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1765f453ba04SDave Airlie 1766f453ba04SDave Airlie if (encoder->crtc) 1767f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1768f453ba04SDave Airlie else 1769f453ba04SDave Airlie enc_resp->crtc_id = 0; 1770f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1771f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1772f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1773f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1774f453ba04SDave Airlie 1775f453ba04SDave Airlie out: 177684849903SDaniel Vetter drm_modeset_unlock_all(dev); 1777f453ba04SDave Airlie return ret; 1778f453ba04SDave Airlie } 1779f453ba04SDave Airlie 1780f453ba04SDave Airlie /** 17818cf5c917SJesse Barnes * drm_mode_getplane_res - get plane info 17828cf5c917SJesse Barnes * @dev: DRM device 17838cf5c917SJesse Barnes * @data: ioctl data 17848cf5c917SJesse Barnes * @file_priv: DRM file info 17858cf5c917SJesse Barnes * 17868cf5c917SJesse Barnes * Return an plane count and set of IDs. 17878cf5c917SJesse Barnes */ 17888cf5c917SJesse Barnes int drm_mode_getplane_res(struct drm_device *dev, void *data, 17898cf5c917SJesse Barnes struct drm_file *file_priv) 17908cf5c917SJesse Barnes { 17918cf5c917SJesse Barnes struct drm_mode_get_plane_res *plane_resp = data; 17928cf5c917SJesse Barnes struct drm_mode_config *config; 17938cf5c917SJesse Barnes struct drm_plane *plane; 17948cf5c917SJesse Barnes uint32_t __user *plane_ptr; 17958cf5c917SJesse Barnes int copied = 0, ret = 0; 17968cf5c917SJesse Barnes 17978cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 17988cf5c917SJesse Barnes return -EINVAL; 17998cf5c917SJesse Barnes 180084849903SDaniel Vetter drm_modeset_lock_all(dev); 18018cf5c917SJesse Barnes config = &dev->mode_config; 18028cf5c917SJesse Barnes 18038cf5c917SJesse Barnes /* 18048cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 18058cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 18068cf5c917SJesse Barnes */ 18078cf5c917SJesse Barnes if (config->num_plane && 18088cf5c917SJesse Barnes (plane_resp->count_planes >= config->num_plane)) { 180981f6c7f8SVille Syrjälä plane_ptr = (uint32_t __user *)(unsigned long)plane_resp->plane_id_ptr; 18108cf5c917SJesse Barnes 18118cf5c917SJesse Barnes list_for_each_entry(plane, &config->plane_list, head) { 18128cf5c917SJesse Barnes if (put_user(plane->base.id, plane_ptr + copied)) { 18138cf5c917SJesse Barnes ret = -EFAULT; 18148cf5c917SJesse Barnes goto out; 18158cf5c917SJesse Barnes } 18168cf5c917SJesse Barnes copied++; 18178cf5c917SJesse Barnes } 18188cf5c917SJesse Barnes } 18198cf5c917SJesse Barnes plane_resp->count_planes = config->num_plane; 18208cf5c917SJesse Barnes 18218cf5c917SJesse Barnes out: 182284849903SDaniel Vetter drm_modeset_unlock_all(dev); 18238cf5c917SJesse Barnes return ret; 18248cf5c917SJesse Barnes } 18258cf5c917SJesse Barnes 18268cf5c917SJesse Barnes /** 18278cf5c917SJesse Barnes * drm_mode_getplane - get plane info 18288cf5c917SJesse Barnes * @dev: DRM device 18298cf5c917SJesse Barnes * @data: ioctl data 18308cf5c917SJesse Barnes * @file_priv: DRM file info 18318cf5c917SJesse Barnes * 18328cf5c917SJesse Barnes * Return plane info, including formats supported, gamma size, any 18338cf5c917SJesse Barnes * current fb, etc. 18348cf5c917SJesse Barnes */ 18358cf5c917SJesse Barnes int drm_mode_getplane(struct drm_device *dev, void *data, 18368cf5c917SJesse Barnes struct drm_file *file_priv) 18378cf5c917SJesse Barnes { 18388cf5c917SJesse Barnes struct drm_mode_get_plane *plane_resp = data; 18398cf5c917SJesse Barnes struct drm_mode_object *obj; 18408cf5c917SJesse Barnes struct drm_plane *plane; 18418cf5c917SJesse Barnes uint32_t __user *format_ptr; 18428cf5c917SJesse Barnes int ret = 0; 18438cf5c917SJesse Barnes 18448cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 18458cf5c917SJesse Barnes return -EINVAL; 18468cf5c917SJesse Barnes 184784849903SDaniel Vetter drm_modeset_lock_all(dev); 18488cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_resp->plane_id, 18498cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 18508cf5c917SJesse Barnes if (!obj) { 18518cf5c917SJesse Barnes ret = -ENOENT; 18528cf5c917SJesse Barnes goto out; 18538cf5c917SJesse Barnes } 18548cf5c917SJesse Barnes plane = obj_to_plane(obj); 18558cf5c917SJesse Barnes 18568cf5c917SJesse Barnes if (plane->crtc) 18578cf5c917SJesse Barnes plane_resp->crtc_id = plane->crtc->base.id; 18588cf5c917SJesse Barnes else 18598cf5c917SJesse Barnes plane_resp->crtc_id = 0; 18608cf5c917SJesse Barnes 18618cf5c917SJesse Barnes if (plane->fb) 18628cf5c917SJesse Barnes plane_resp->fb_id = plane->fb->base.id; 18638cf5c917SJesse Barnes else 18648cf5c917SJesse Barnes plane_resp->fb_id = 0; 18658cf5c917SJesse Barnes 18668cf5c917SJesse Barnes plane_resp->plane_id = plane->base.id; 18678cf5c917SJesse Barnes plane_resp->possible_crtcs = plane->possible_crtcs; 1868778ad903SVille Syrjälä plane_resp->gamma_size = 0; 18698cf5c917SJesse Barnes 18708cf5c917SJesse Barnes /* 18718cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 18728cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 18738cf5c917SJesse Barnes */ 18748cf5c917SJesse Barnes if (plane->format_count && 18758cf5c917SJesse Barnes (plane_resp->count_format_types >= plane->format_count)) { 187681f6c7f8SVille Syrjälä format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr; 18778cf5c917SJesse Barnes if (copy_to_user(format_ptr, 18788cf5c917SJesse Barnes plane->format_types, 18798cf5c917SJesse Barnes sizeof(uint32_t) * plane->format_count)) { 18808cf5c917SJesse Barnes ret = -EFAULT; 18818cf5c917SJesse Barnes goto out; 18828cf5c917SJesse Barnes } 18838cf5c917SJesse Barnes } 18848cf5c917SJesse Barnes plane_resp->count_format_types = plane->format_count; 18858cf5c917SJesse Barnes 18868cf5c917SJesse Barnes out: 188784849903SDaniel Vetter drm_modeset_unlock_all(dev); 18888cf5c917SJesse Barnes return ret; 18898cf5c917SJesse Barnes } 18908cf5c917SJesse Barnes 18918cf5c917SJesse Barnes /** 18928cf5c917SJesse Barnes * drm_mode_setplane - set up or tear down an plane 18938cf5c917SJesse Barnes * @dev: DRM device 18948cf5c917SJesse Barnes * @data: ioctl data* 1895065a50edSDaniel Vetter * @file_priv: DRM file info 18968cf5c917SJesse Barnes * 18978cf5c917SJesse Barnes * Set plane info, including placement, fb, scaling, and other factors. 18988cf5c917SJesse Barnes * Or pass a NULL fb to disable. 18998cf5c917SJesse Barnes */ 19008cf5c917SJesse Barnes int drm_mode_setplane(struct drm_device *dev, void *data, 19018cf5c917SJesse Barnes struct drm_file *file_priv) 19028cf5c917SJesse Barnes { 19038cf5c917SJesse Barnes struct drm_mode_set_plane *plane_req = data; 19048cf5c917SJesse Barnes struct drm_mode_object *obj; 19058cf5c917SJesse Barnes struct drm_plane *plane; 19068cf5c917SJesse Barnes struct drm_crtc *crtc; 19076c2a7532SDaniel Vetter struct drm_framebuffer *fb = NULL, *old_fb = NULL; 19088cf5c917SJesse Barnes int ret = 0; 190942ef8789SVille Syrjälä unsigned int fb_width, fb_height; 191062443be6SVille Syrjälä int i; 19118cf5c917SJesse Barnes 19128cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 19138cf5c917SJesse Barnes return -EINVAL; 19148cf5c917SJesse Barnes 19158cf5c917SJesse Barnes /* 19168cf5c917SJesse Barnes * First, find the plane, crtc, and fb objects. If not available, 19178cf5c917SJesse Barnes * we don't bother to call the driver. 19188cf5c917SJesse Barnes */ 19198cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->plane_id, 19208cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 19218cf5c917SJesse Barnes if (!obj) { 19228cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown plane ID %d\n", 19238cf5c917SJesse Barnes plane_req->plane_id); 19246c2a7532SDaniel Vetter return -ENOENT; 19258cf5c917SJesse Barnes } 19268cf5c917SJesse Barnes plane = obj_to_plane(obj); 19278cf5c917SJesse Barnes 19288cf5c917SJesse Barnes /* No fb means shut it down */ 19298cf5c917SJesse Barnes if (!plane_req->fb_id) { 19306c2a7532SDaniel Vetter drm_modeset_lock_all(dev); 19316c2a7532SDaniel Vetter old_fb = plane->fb; 19328cf5c917SJesse Barnes plane->funcs->disable_plane(plane); 1933e5e3b44cSVille Syrjälä plane->crtc = NULL; 1934e5e3b44cSVille Syrjälä plane->fb = NULL; 19356c2a7532SDaniel Vetter drm_modeset_unlock_all(dev); 19368cf5c917SJesse Barnes goto out; 19378cf5c917SJesse Barnes } 19388cf5c917SJesse Barnes 19398cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->crtc_id, 19408cf5c917SJesse Barnes DRM_MODE_OBJECT_CRTC); 19418cf5c917SJesse Barnes if (!obj) { 19428cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown crtc ID %d\n", 19438cf5c917SJesse Barnes plane_req->crtc_id); 19448cf5c917SJesse Barnes ret = -ENOENT; 19458cf5c917SJesse Barnes goto out; 19468cf5c917SJesse Barnes } 19478cf5c917SJesse Barnes crtc = obj_to_crtc(obj); 19488cf5c917SJesse Barnes 1949786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, plane_req->fb_id); 1950786b99edSDaniel Vetter if (!fb) { 19518cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 19528cf5c917SJesse Barnes plane_req->fb_id); 19538cf5c917SJesse Barnes ret = -ENOENT; 19548cf5c917SJesse Barnes goto out; 19558cf5c917SJesse Barnes } 19568cf5c917SJesse Barnes 195762443be6SVille Syrjälä /* Check whether this plane supports the fb pixel format. */ 195862443be6SVille Syrjälä for (i = 0; i < plane->format_count; i++) 195962443be6SVille Syrjälä if (fb->pixel_format == plane->format_types[i]) 196062443be6SVille Syrjälä break; 196162443be6SVille Syrjälä if (i == plane->format_count) { 19626ba6d03eSVille Syrjälä DRM_DEBUG_KMS("Invalid pixel format %s\n", 19636ba6d03eSVille Syrjälä drm_get_format_name(fb->pixel_format)); 196462443be6SVille Syrjälä ret = -EINVAL; 196562443be6SVille Syrjälä goto out; 196662443be6SVille Syrjälä } 196762443be6SVille Syrjälä 196842ef8789SVille Syrjälä fb_width = fb->width << 16; 196942ef8789SVille Syrjälä fb_height = fb->height << 16; 197042ef8789SVille Syrjälä 197142ef8789SVille Syrjälä /* Make sure source coordinates are inside the fb. */ 197242ef8789SVille Syrjälä if (plane_req->src_w > fb_width || 197342ef8789SVille Syrjälä plane_req->src_x > fb_width - plane_req->src_w || 197442ef8789SVille Syrjälä plane_req->src_h > fb_height || 197542ef8789SVille Syrjälä plane_req->src_y > fb_height - plane_req->src_h) { 197642ef8789SVille Syrjälä DRM_DEBUG_KMS("Invalid source coordinates " 197742ef8789SVille Syrjälä "%u.%06ux%u.%06u+%u.%06u+%u.%06u\n", 197842ef8789SVille Syrjälä plane_req->src_w >> 16, 197942ef8789SVille Syrjälä ((plane_req->src_w & 0xffff) * 15625) >> 10, 198042ef8789SVille Syrjälä plane_req->src_h >> 16, 198142ef8789SVille Syrjälä ((plane_req->src_h & 0xffff) * 15625) >> 10, 198242ef8789SVille Syrjälä plane_req->src_x >> 16, 198342ef8789SVille Syrjälä ((plane_req->src_x & 0xffff) * 15625) >> 10, 198442ef8789SVille Syrjälä plane_req->src_y >> 16, 198542ef8789SVille Syrjälä ((plane_req->src_y & 0xffff) * 15625) >> 10); 198642ef8789SVille Syrjälä ret = -ENOSPC; 198742ef8789SVille Syrjälä goto out; 198842ef8789SVille Syrjälä } 198942ef8789SVille Syrjälä 1990687a0400SVille Syrjälä /* Give drivers some help against integer overflows */ 1991687a0400SVille Syrjälä if (plane_req->crtc_w > INT_MAX || 1992687a0400SVille Syrjälä plane_req->crtc_x > INT_MAX - (int32_t) plane_req->crtc_w || 1993687a0400SVille Syrjälä plane_req->crtc_h > INT_MAX || 1994687a0400SVille Syrjälä plane_req->crtc_y > INT_MAX - (int32_t) plane_req->crtc_h) { 1995687a0400SVille Syrjälä DRM_DEBUG_KMS("Invalid CRTC coordinates %ux%u+%d+%d\n", 1996687a0400SVille Syrjälä plane_req->crtc_w, plane_req->crtc_h, 1997687a0400SVille Syrjälä plane_req->crtc_x, plane_req->crtc_y); 1998687a0400SVille Syrjälä ret = -ERANGE; 1999687a0400SVille Syrjälä goto out; 2000687a0400SVille Syrjälä } 2001687a0400SVille Syrjälä 20026c2a7532SDaniel Vetter drm_modeset_lock_all(dev); 20038cf5c917SJesse Barnes ret = plane->funcs->update_plane(plane, crtc, fb, 20048cf5c917SJesse Barnes plane_req->crtc_x, plane_req->crtc_y, 20058cf5c917SJesse Barnes plane_req->crtc_w, plane_req->crtc_h, 20068cf5c917SJesse Barnes plane_req->src_x, plane_req->src_y, 20078cf5c917SJesse Barnes plane_req->src_w, plane_req->src_h); 20088cf5c917SJesse Barnes if (!ret) { 20096c2a7532SDaniel Vetter old_fb = plane->fb; 20108cf5c917SJesse Barnes plane->crtc = crtc; 20118cf5c917SJesse Barnes plane->fb = fb; 201235f8badcSDaniel Vetter fb = NULL; 20138cf5c917SJesse Barnes } 20146c2a7532SDaniel Vetter drm_modeset_unlock_all(dev); 20158cf5c917SJesse Barnes 20168cf5c917SJesse Barnes out: 20176c2a7532SDaniel Vetter if (fb) 20186c2a7532SDaniel Vetter drm_framebuffer_unreference(fb); 20196c2a7532SDaniel Vetter if (old_fb) 20206c2a7532SDaniel Vetter drm_framebuffer_unreference(old_fb); 20218cf5c917SJesse Barnes 20228cf5c917SJesse Barnes return ret; 20238cf5c917SJesse Barnes } 20248cf5c917SJesse Barnes 20258cf5c917SJesse Barnes /** 20262d13b679SDaniel Vetter * drm_mode_set_config_internal - helper to call ->set_config 20272d13b679SDaniel Vetter * @set: modeset config to set 20282d13b679SDaniel Vetter * 20292d13b679SDaniel Vetter * This is a little helper to wrap internal calls to the ->set_config driver 20302d13b679SDaniel Vetter * interface. The only thing it adds is correct refcounting dance. 20312d13b679SDaniel Vetter */ 20322d13b679SDaniel Vetter int drm_mode_set_config_internal(struct drm_mode_set *set) 20332d13b679SDaniel Vetter { 20342d13b679SDaniel Vetter struct drm_crtc *crtc = set->crtc; 20355cef29aaSDaniel Vetter struct drm_framebuffer *fb; 20365cef29aaSDaniel Vetter struct drm_crtc *tmp; 2037b0d12325SDaniel Vetter int ret; 20382d13b679SDaniel Vetter 20395cef29aaSDaniel Vetter /* 20405cef29aaSDaniel Vetter * NOTE: ->set_config can also disable other crtcs (if we steal all 20415cef29aaSDaniel Vetter * connectors from it), hence we need to refcount the fbs across all 20425cef29aaSDaniel Vetter * crtcs. Atomic modeset will have saner semantics ... 20435cef29aaSDaniel Vetter */ 20445cef29aaSDaniel Vetter list_for_each_entry(tmp, &crtc->dev->mode_config.crtc_list, head) 20455cef29aaSDaniel Vetter tmp->old_fb = tmp->fb; 20465cef29aaSDaniel Vetter 2047b0d12325SDaniel Vetter fb = set->fb; 2048b0d12325SDaniel Vetter 2049b0d12325SDaniel Vetter ret = crtc->funcs->set_config(set); 2050b0d12325SDaniel Vetter if (ret == 0) { 2051cc85e121SDaniel Vetter /* crtc->fb must be updated by ->set_config, enforces this. */ 2052cc85e121SDaniel Vetter WARN_ON(fb != crtc->fb); 20535cef29aaSDaniel Vetter } 2054cc85e121SDaniel Vetter 20555cef29aaSDaniel Vetter list_for_each_entry(tmp, &crtc->dev->mode_config.crtc_list, head) { 20565cef29aaSDaniel Vetter if (tmp->fb) 20575cef29aaSDaniel Vetter drm_framebuffer_reference(tmp->fb); 20585cef29aaSDaniel Vetter if (tmp->old_fb) 20595cef29aaSDaniel Vetter drm_framebuffer_unreference(tmp->old_fb); 2060b0d12325SDaniel Vetter } 2061b0d12325SDaniel Vetter 2062b0d12325SDaniel Vetter return ret; 20632d13b679SDaniel Vetter } 20642d13b679SDaniel Vetter EXPORT_SYMBOL(drm_mode_set_config_internal); 20652d13b679SDaniel Vetter 2066c11e9283SDamien Lespiau /* 2067c11e9283SDamien Lespiau * Checks that the framebuffer is big enough for the CRTC viewport 2068c11e9283SDamien Lespiau * (x, y, hdisplay, vdisplay) 2069c11e9283SDamien Lespiau */ 2070c11e9283SDamien Lespiau static int drm_crtc_check_viewport(const struct drm_crtc *crtc, 2071c11e9283SDamien Lespiau int x, int y, 2072c11e9283SDamien Lespiau const struct drm_display_mode *mode, 2073c11e9283SDamien Lespiau const struct drm_framebuffer *fb) 2074c11e9283SDamien Lespiau 2075c11e9283SDamien Lespiau { 2076c11e9283SDamien Lespiau int hdisplay, vdisplay; 2077c11e9283SDamien Lespiau 2078c11e9283SDamien Lespiau hdisplay = mode->hdisplay; 2079c11e9283SDamien Lespiau vdisplay = mode->vdisplay; 2080c11e9283SDamien Lespiau 2081c11e9283SDamien Lespiau if (crtc->invert_dimensions) 2082c11e9283SDamien Lespiau swap(hdisplay, vdisplay); 2083c11e9283SDamien Lespiau 2084c11e9283SDamien Lespiau if (hdisplay > fb->width || 2085c11e9283SDamien Lespiau vdisplay > fb->height || 2086c11e9283SDamien Lespiau x > fb->width - hdisplay || 2087c11e9283SDamien Lespiau y > fb->height - vdisplay) { 2088c11e9283SDamien Lespiau DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d%s.\n", 2089c11e9283SDamien Lespiau fb->width, fb->height, hdisplay, vdisplay, x, y, 2090c11e9283SDamien Lespiau crtc->invert_dimensions ? " (inverted)" : ""); 2091c11e9283SDamien Lespiau return -ENOSPC; 2092c11e9283SDamien Lespiau } 2093c11e9283SDamien Lespiau 2094c11e9283SDamien Lespiau return 0; 2095c11e9283SDamien Lespiau } 2096c11e9283SDamien Lespiau 20972d13b679SDaniel Vetter /** 2098f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 2099065a50edSDaniel Vetter * @dev: drm device for the ioctl 2100065a50edSDaniel Vetter * @data: data pointer for the ioctl 2101065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2102f453ba04SDave Airlie * 2103f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 2104f453ba04SDave Airlie * 2105f453ba04SDave Airlie * Called by the user via ioctl. 2106f453ba04SDave Airlie * 2107f453ba04SDave Airlie * RETURNS: 2108f453ba04SDave Airlie * Zero on success, errno on failure. 2109f453ba04SDave Airlie */ 2110f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 2111f453ba04SDave Airlie struct drm_file *file_priv) 2112f453ba04SDave Airlie { 2113f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2114f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 2115f453ba04SDave Airlie struct drm_mode_object *obj; 21166653cc8dSVille Syrjälä struct drm_crtc *crtc; 2117f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 2118f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2119f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 2120f453ba04SDave Airlie struct drm_mode_set set; 2121f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 21224a1b0714SLaurent Pinchart int ret; 2123f453ba04SDave Airlie int i; 2124f453ba04SDave Airlie 2125fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2126fb3b06c8SDave Airlie return -EINVAL; 2127fb3b06c8SDave Airlie 21281d97e915SVille Syrjälä /* For some reason crtc x/y offsets are signed internally. */ 21291d97e915SVille Syrjälä if (crtc_req->x > INT_MAX || crtc_req->y > INT_MAX) 21301d97e915SVille Syrjälä return -ERANGE; 21311d97e915SVille Syrjälä 213284849903SDaniel Vetter drm_modeset_lock_all(dev); 2133f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 2134f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 2135f453ba04SDave Airlie if (!obj) { 213658367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 2137f453ba04SDave Airlie ret = -EINVAL; 2138f453ba04SDave Airlie goto out; 2139f453ba04SDave Airlie } 2140f453ba04SDave Airlie crtc = obj_to_crtc(obj); 21419440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 2142f453ba04SDave Airlie 2143f453ba04SDave Airlie if (crtc_req->mode_valid) { 2144f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 2145f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 2146f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 21476653cc8dSVille Syrjälä if (!crtc->fb) { 21486653cc8dSVille Syrjälä DRM_DEBUG_KMS("CRTC doesn't have current FB\n"); 21496653cc8dSVille Syrjälä ret = -EINVAL; 21506653cc8dSVille Syrjälä goto out; 21516653cc8dSVille Syrjälä } 2152f453ba04SDave Airlie fb = crtc->fb; 2153b0d12325SDaniel Vetter /* Make refcounting symmetric with the lookup path. */ 2154b0d12325SDaniel Vetter drm_framebuffer_reference(fb); 2155f453ba04SDave Airlie } else { 2156786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, crtc_req->fb_id); 2157786b99edSDaniel Vetter if (!fb) { 215858367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 215958367ed6SZhao Yakui crtc_req->fb_id); 2160f453ba04SDave Airlie ret = -EINVAL; 2161f453ba04SDave Airlie goto out; 2162f453ba04SDave Airlie } 2163f453ba04SDave Airlie } 2164f453ba04SDave Airlie 2165f453ba04SDave Airlie mode = drm_mode_create(dev); 2166ee34ab5bSVille Syrjälä if (!mode) { 2167ee34ab5bSVille Syrjälä ret = -ENOMEM; 2168ee34ab5bSVille Syrjälä goto out; 2169ee34ab5bSVille Syrjälä } 2170ee34ab5bSVille Syrjälä 217190367bf6SVille Syrjälä ret = drm_crtc_convert_umode(mode, &crtc_req->mode); 217290367bf6SVille Syrjälä if (ret) { 217390367bf6SVille Syrjälä DRM_DEBUG_KMS("Invalid mode\n"); 217490367bf6SVille Syrjälä goto out; 217590367bf6SVille Syrjälä } 217690367bf6SVille Syrjälä 2177f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 21785f61bb42SVille Syrjälä 2179c11e9283SDamien Lespiau ret = drm_crtc_check_viewport(crtc, crtc_req->x, crtc_req->y, 2180c11e9283SDamien Lespiau mode, fb); 2181c11e9283SDamien Lespiau if (ret) 21825f61bb42SVille Syrjälä goto out; 2183c11e9283SDamien Lespiau 2184f453ba04SDave Airlie } 2185f453ba04SDave Airlie 2186f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 218758367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 2188f453ba04SDave Airlie ret = -EINVAL; 2189f453ba04SDave Airlie goto out; 2190f453ba04SDave Airlie } 2191f453ba04SDave Airlie 21927781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 219358367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 2194f453ba04SDave Airlie crtc_req->count_connectors); 2195f453ba04SDave Airlie ret = -EINVAL; 2196f453ba04SDave Airlie goto out; 2197f453ba04SDave Airlie } 2198f453ba04SDave Airlie 2199f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 2200f453ba04SDave Airlie u32 out_id; 2201f453ba04SDave Airlie 2202f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 2203f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 2204f453ba04SDave Airlie ret = -EINVAL; 2205f453ba04SDave Airlie goto out; 2206f453ba04SDave Airlie } 2207f453ba04SDave Airlie 2208f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 2209f453ba04SDave Airlie sizeof(struct drm_connector *), 2210f453ba04SDave Airlie GFP_KERNEL); 2211f453ba04SDave Airlie if (!connector_set) { 2212f453ba04SDave Airlie ret = -ENOMEM; 2213f453ba04SDave Airlie goto out; 2214f453ba04SDave Airlie } 2215f453ba04SDave Airlie 2216f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 221781f6c7f8SVille Syrjälä set_connectors_ptr = (uint32_t __user *)(unsigned long)crtc_req->set_connectors_ptr; 2218f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 2219f453ba04SDave Airlie ret = -EFAULT; 2220f453ba04SDave Airlie goto out; 2221f453ba04SDave Airlie } 2222f453ba04SDave Airlie 2223f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 2224f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 2225f453ba04SDave Airlie if (!obj) { 222658367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 222758367ed6SZhao Yakui out_id); 2228f453ba04SDave Airlie ret = -EINVAL; 2229f453ba04SDave Airlie goto out; 2230f453ba04SDave Airlie } 2231f453ba04SDave Airlie connector = obj_to_connector(obj); 22329440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 22339440106bSJerome Glisse connector->base.id, 22349440106bSJerome Glisse drm_get_connector_name(connector)); 2235f453ba04SDave Airlie 2236f453ba04SDave Airlie connector_set[i] = connector; 2237f453ba04SDave Airlie } 2238f453ba04SDave Airlie } 2239f453ba04SDave Airlie 2240f453ba04SDave Airlie set.crtc = crtc; 2241f453ba04SDave Airlie set.x = crtc_req->x; 2242f453ba04SDave Airlie set.y = crtc_req->y; 2243f453ba04SDave Airlie set.mode = mode; 2244f453ba04SDave Airlie set.connectors = connector_set; 2245f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 2246f453ba04SDave Airlie set.fb = fb; 22472d13b679SDaniel Vetter ret = drm_mode_set_config_internal(&set); 2248f453ba04SDave Airlie 2249f453ba04SDave Airlie out: 2250b0d12325SDaniel Vetter if (fb) 2251b0d12325SDaniel Vetter drm_framebuffer_unreference(fb); 2252b0d12325SDaniel Vetter 2253f453ba04SDave Airlie kfree(connector_set); 2254ee34ab5bSVille Syrjälä drm_mode_destroy(dev, mode); 225584849903SDaniel Vetter drm_modeset_unlock_all(dev); 2256f453ba04SDave Airlie return ret; 2257f453ba04SDave Airlie } 2258f453ba04SDave Airlie 22594c813d4dSDave Airlie static int drm_mode_cursor_common(struct drm_device *dev, 22604c813d4dSDave Airlie struct drm_mode_cursor2 *req, 22614c813d4dSDave Airlie struct drm_file *file_priv) 2262f453ba04SDave Airlie { 2263f453ba04SDave Airlie struct drm_mode_object *obj; 2264f453ba04SDave Airlie struct drm_crtc *crtc; 2265f453ba04SDave Airlie int ret = 0; 2266f453ba04SDave Airlie 2267fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2268fb3b06c8SDave Airlie return -EINVAL; 2269fb3b06c8SDave Airlie 22707c4eaca4SJakob Bornecrantz if (!req->flags || (~DRM_MODE_CURSOR_FLAGS & req->flags)) 2271f453ba04SDave Airlie return -EINVAL; 2272f453ba04SDave Airlie 2273e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 2274f453ba04SDave Airlie if (!obj) { 227558367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 2276dac35663SDaniel Vetter return -EINVAL; 2277f453ba04SDave Airlie } 2278f453ba04SDave Airlie crtc = obj_to_crtc(obj); 2279f453ba04SDave Airlie 2280dac35663SDaniel Vetter mutex_lock(&crtc->mutex); 2281f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 22824c813d4dSDave Airlie if (!crtc->funcs->cursor_set && !crtc->funcs->cursor_set2) { 2283f453ba04SDave Airlie ret = -ENXIO; 2284f453ba04SDave Airlie goto out; 2285f453ba04SDave Airlie } 2286f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 22874c813d4dSDave Airlie if (crtc->funcs->cursor_set2) 22884c813d4dSDave Airlie ret = crtc->funcs->cursor_set2(crtc, file_priv, req->handle, 22894c813d4dSDave Airlie req->width, req->height, req->hot_x, req->hot_y); 22904c813d4dSDave Airlie else 2291f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 2292f453ba04SDave Airlie req->width, req->height); 2293f453ba04SDave Airlie } 2294f453ba04SDave Airlie 2295f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 2296f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 2297f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 2298f453ba04SDave Airlie } else { 2299f453ba04SDave Airlie ret = -EFAULT; 2300f453ba04SDave Airlie goto out; 2301f453ba04SDave Airlie } 2302f453ba04SDave Airlie } 2303f453ba04SDave Airlie out: 2304dac35663SDaniel Vetter mutex_unlock(&crtc->mutex); 2305dac35663SDaniel Vetter 2306f453ba04SDave Airlie return ret; 23074c813d4dSDave Airlie 23084c813d4dSDave Airlie } 23094c813d4dSDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 23104c813d4dSDave Airlie void *data, struct drm_file *file_priv) 23114c813d4dSDave Airlie { 23124c813d4dSDave Airlie struct drm_mode_cursor *req = data; 23134c813d4dSDave Airlie struct drm_mode_cursor2 new_req; 23144c813d4dSDave Airlie 23154c813d4dSDave Airlie memcpy(&new_req, req, sizeof(struct drm_mode_cursor)); 23164c813d4dSDave Airlie new_req.hot_x = new_req.hot_y = 0; 23174c813d4dSDave Airlie 23184c813d4dSDave Airlie return drm_mode_cursor_common(dev, &new_req, file_priv); 23194c813d4dSDave Airlie } 23204c813d4dSDave Airlie 23214c813d4dSDave Airlie int drm_mode_cursor2_ioctl(struct drm_device *dev, 23224c813d4dSDave Airlie void *data, struct drm_file *file_priv) 23234c813d4dSDave Airlie { 23244c813d4dSDave Airlie struct drm_mode_cursor2 *req = data; 23254c813d4dSDave Airlie return drm_mode_cursor_common(dev, req, file_priv); 2326f453ba04SDave Airlie } 2327f453ba04SDave Airlie 2328308e5bcbSJesse Barnes /* Original addfb only supported RGB formats, so figure out which one */ 2329308e5bcbSJesse Barnes uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 2330308e5bcbSJesse Barnes { 2331308e5bcbSJesse Barnes uint32_t fmt; 2332308e5bcbSJesse Barnes 2333308e5bcbSJesse Barnes switch (bpp) { 2334308e5bcbSJesse Barnes case 8: 2335d84f031bSVille Syrjälä fmt = DRM_FORMAT_C8; 2336308e5bcbSJesse Barnes break; 2337308e5bcbSJesse Barnes case 16: 2338308e5bcbSJesse Barnes if (depth == 15) 233904b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB1555; 2340308e5bcbSJesse Barnes else 234104b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB565; 2342308e5bcbSJesse Barnes break; 2343308e5bcbSJesse Barnes case 24: 234404b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB888; 2345308e5bcbSJesse Barnes break; 2346308e5bcbSJesse Barnes case 32: 2347308e5bcbSJesse Barnes if (depth == 24) 234804b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 2349308e5bcbSJesse Barnes else if (depth == 30) 235004b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB2101010; 2351308e5bcbSJesse Barnes else 235204b3924dSVille Syrjälä fmt = DRM_FORMAT_ARGB8888; 2353308e5bcbSJesse Barnes break; 2354308e5bcbSJesse Barnes default: 235504b3924dSVille Syrjälä DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 235604b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 2357308e5bcbSJesse Barnes break; 2358308e5bcbSJesse Barnes } 2359308e5bcbSJesse Barnes 2360308e5bcbSJesse Barnes return fmt; 2361308e5bcbSJesse Barnes } 2362308e5bcbSJesse Barnes EXPORT_SYMBOL(drm_mode_legacy_fb_format); 2363308e5bcbSJesse Barnes 2364f453ba04SDave Airlie /** 2365f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 2366065a50edSDaniel Vetter * @dev: drm device for the ioctl 2367065a50edSDaniel Vetter * @data: data pointer for the ioctl 2368065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2369f453ba04SDave Airlie * 2370f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 2371f453ba04SDave Airlie * 2372f453ba04SDave Airlie * Called by the user via ioctl. 2373f453ba04SDave Airlie * 2374f453ba04SDave Airlie * RETURNS: 2375f453ba04SDave Airlie * Zero on success, errno on failure. 2376f453ba04SDave Airlie */ 2377f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 2378f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2379f453ba04SDave Airlie { 2380308e5bcbSJesse Barnes struct drm_mode_fb_cmd *or = data; 2381308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 r = {}; 2382308e5bcbSJesse Barnes struct drm_mode_config *config = &dev->mode_config; 2383308e5bcbSJesse Barnes struct drm_framebuffer *fb; 2384308e5bcbSJesse Barnes int ret = 0; 2385308e5bcbSJesse Barnes 2386308e5bcbSJesse Barnes /* Use new struct with format internally */ 2387308e5bcbSJesse Barnes r.fb_id = or->fb_id; 2388308e5bcbSJesse Barnes r.width = or->width; 2389308e5bcbSJesse Barnes r.height = or->height; 2390308e5bcbSJesse Barnes r.pitches[0] = or->pitch; 2391308e5bcbSJesse Barnes r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 2392308e5bcbSJesse Barnes r.handles[0] = or->handle; 2393308e5bcbSJesse Barnes 2394308e5bcbSJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2395308e5bcbSJesse Barnes return -EINVAL; 2396308e5bcbSJesse Barnes 2397acb4b992SJesse Barnes if ((config->min_width > r.width) || (r.width > config->max_width)) 2398308e5bcbSJesse Barnes return -EINVAL; 2399acb4b992SJesse Barnes 2400acb4b992SJesse Barnes if ((config->min_height > r.height) || (r.height > config->max_height)) 2401308e5bcbSJesse Barnes return -EINVAL; 2402308e5bcbSJesse Barnes 2403308e5bcbSJesse Barnes fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); 2404308e5bcbSJesse Barnes if (IS_ERR(fb)) { 24051aa1b11cSDave Airlie DRM_DEBUG_KMS("could not create framebuffer\n"); 24064b096ac1SDaniel Vetter return PTR_ERR(fb); 2407308e5bcbSJesse Barnes } 2408308e5bcbSJesse Barnes 24094b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 2410308e5bcbSJesse Barnes or->fb_id = fb->base.id; 2411308e5bcbSJesse Barnes list_add(&fb->filp_head, &file_priv->fbs); 2412308e5bcbSJesse Barnes DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 24134b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 24144b096ac1SDaniel Vetter 2415308e5bcbSJesse Barnes return ret; 2416308e5bcbSJesse Barnes } 2417308e5bcbSJesse Barnes 2418cff91b62SVille Syrjälä static int format_check(const struct drm_mode_fb_cmd2 *r) 2419935b5977SVille Syrjälä { 2420935b5977SVille Syrjälä uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; 2421935b5977SVille Syrjälä 2422935b5977SVille Syrjälä switch (format) { 2423935b5977SVille Syrjälä case DRM_FORMAT_C8: 2424935b5977SVille Syrjälä case DRM_FORMAT_RGB332: 2425935b5977SVille Syrjälä case DRM_FORMAT_BGR233: 2426935b5977SVille Syrjälä case DRM_FORMAT_XRGB4444: 2427935b5977SVille Syrjälä case DRM_FORMAT_XBGR4444: 2428935b5977SVille Syrjälä case DRM_FORMAT_RGBX4444: 2429935b5977SVille Syrjälä case DRM_FORMAT_BGRX4444: 2430935b5977SVille Syrjälä case DRM_FORMAT_ARGB4444: 2431935b5977SVille Syrjälä case DRM_FORMAT_ABGR4444: 2432935b5977SVille Syrjälä case DRM_FORMAT_RGBA4444: 2433935b5977SVille Syrjälä case DRM_FORMAT_BGRA4444: 2434935b5977SVille Syrjälä case DRM_FORMAT_XRGB1555: 2435935b5977SVille Syrjälä case DRM_FORMAT_XBGR1555: 2436935b5977SVille Syrjälä case DRM_FORMAT_RGBX5551: 2437935b5977SVille Syrjälä case DRM_FORMAT_BGRX5551: 2438935b5977SVille Syrjälä case DRM_FORMAT_ARGB1555: 2439935b5977SVille Syrjälä case DRM_FORMAT_ABGR1555: 2440935b5977SVille Syrjälä case DRM_FORMAT_RGBA5551: 2441935b5977SVille Syrjälä case DRM_FORMAT_BGRA5551: 2442935b5977SVille Syrjälä case DRM_FORMAT_RGB565: 2443935b5977SVille Syrjälä case DRM_FORMAT_BGR565: 2444935b5977SVille Syrjälä case DRM_FORMAT_RGB888: 2445935b5977SVille Syrjälä case DRM_FORMAT_BGR888: 2446935b5977SVille Syrjälä case DRM_FORMAT_XRGB8888: 2447935b5977SVille Syrjälä case DRM_FORMAT_XBGR8888: 2448935b5977SVille Syrjälä case DRM_FORMAT_RGBX8888: 2449935b5977SVille Syrjälä case DRM_FORMAT_BGRX8888: 2450935b5977SVille Syrjälä case DRM_FORMAT_ARGB8888: 2451935b5977SVille Syrjälä case DRM_FORMAT_ABGR8888: 2452935b5977SVille Syrjälä case DRM_FORMAT_RGBA8888: 2453935b5977SVille Syrjälä case DRM_FORMAT_BGRA8888: 2454935b5977SVille Syrjälä case DRM_FORMAT_XRGB2101010: 2455935b5977SVille Syrjälä case DRM_FORMAT_XBGR2101010: 2456935b5977SVille Syrjälä case DRM_FORMAT_RGBX1010102: 2457935b5977SVille Syrjälä case DRM_FORMAT_BGRX1010102: 2458935b5977SVille Syrjälä case DRM_FORMAT_ARGB2101010: 2459935b5977SVille Syrjälä case DRM_FORMAT_ABGR2101010: 2460935b5977SVille Syrjälä case DRM_FORMAT_RGBA1010102: 2461935b5977SVille Syrjälä case DRM_FORMAT_BGRA1010102: 2462935b5977SVille Syrjälä case DRM_FORMAT_YUYV: 2463935b5977SVille Syrjälä case DRM_FORMAT_YVYU: 2464935b5977SVille Syrjälä case DRM_FORMAT_UYVY: 2465935b5977SVille Syrjälä case DRM_FORMAT_VYUY: 2466935b5977SVille Syrjälä case DRM_FORMAT_AYUV: 2467935b5977SVille Syrjälä case DRM_FORMAT_NV12: 2468935b5977SVille Syrjälä case DRM_FORMAT_NV21: 2469935b5977SVille Syrjälä case DRM_FORMAT_NV16: 2470935b5977SVille Syrjälä case DRM_FORMAT_NV61: 2471ba623f6aSLaurent Pinchart case DRM_FORMAT_NV24: 2472ba623f6aSLaurent Pinchart case DRM_FORMAT_NV42: 2473935b5977SVille Syrjälä case DRM_FORMAT_YUV410: 2474935b5977SVille Syrjälä case DRM_FORMAT_YVU410: 2475935b5977SVille Syrjälä case DRM_FORMAT_YUV411: 2476935b5977SVille Syrjälä case DRM_FORMAT_YVU411: 2477935b5977SVille Syrjälä case DRM_FORMAT_YUV420: 2478935b5977SVille Syrjälä case DRM_FORMAT_YVU420: 2479935b5977SVille Syrjälä case DRM_FORMAT_YUV422: 2480935b5977SVille Syrjälä case DRM_FORMAT_YVU422: 2481935b5977SVille Syrjälä case DRM_FORMAT_YUV444: 2482935b5977SVille Syrjälä case DRM_FORMAT_YVU444: 2483935b5977SVille Syrjälä return 0; 2484935b5977SVille Syrjälä default: 2485935b5977SVille Syrjälä return -EINVAL; 2486935b5977SVille Syrjälä } 2487935b5977SVille Syrjälä } 2488935b5977SVille Syrjälä 2489cff91b62SVille Syrjälä static int framebuffer_check(const struct drm_mode_fb_cmd2 *r) 2490d1b45d5fSVille Syrjälä { 2491d1b45d5fSVille Syrjälä int ret, hsub, vsub, num_planes, i; 2492d1b45d5fSVille Syrjälä 2493d1b45d5fSVille Syrjälä ret = format_check(r); 2494d1b45d5fSVille Syrjälä if (ret) { 24956ba6d03eSVille Syrjälä DRM_DEBUG_KMS("bad framebuffer format %s\n", 24966ba6d03eSVille Syrjälä drm_get_format_name(r->pixel_format)); 2497d1b45d5fSVille Syrjälä return ret; 2498d1b45d5fSVille Syrjälä } 2499d1b45d5fSVille Syrjälä 2500d1b45d5fSVille Syrjälä hsub = drm_format_horz_chroma_subsampling(r->pixel_format); 2501d1b45d5fSVille Syrjälä vsub = drm_format_vert_chroma_subsampling(r->pixel_format); 2502d1b45d5fSVille Syrjälä num_planes = drm_format_num_planes(r->pixel_format); 2503d1b45d5fSVille Syrjälä 2504d1b45d5fSVille Syrjälä if (r->width == 0 || r->width % hsub) { 25051aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer width %u\n", r->height); 2506d1b45d5fSVille Syrjälä return -EINVAL; 2507d1b45d5fSVille Syrjälä } 2508d1b45d5fSVille Syrjälä 2509d1b45d5fSVille Syrjälä if (r->height == 0 || r->height % vsub) { 25101aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer height %u\n", r->height); 2511d1b45d5fSVille Syrjälä return -EINVAL; 2512d1b45d5fSVille Syrjälä } 2513d1b45d5fSVille Syrjälä 2514d1b45d5fSVille Syrjälä for (i = 0; i < num_planes; i++) { 2515d1b45d5fSVille Syrjälä unsigned int width = r->width / (i != 0 ? hsub : 1); 2516b180b5d1SVille Syrjälä unsigned int height = r->height / (i != 0 ? vsub : 1); 2517b180b5d1SVille Syrjälä unsigned int cpp = drm_format_plane_cpp(r->pixel_format, i); 2518d1b45d5fSVille Syrjälä 2519d1b45d5fSVille Syrjälä if (!r->handles[i]) { 25201aa1b11cSDave Airlie DRM_DEBUG_KMS("no buffer object handle for plane %d\n", i); 2521d1b45d5fSVille Syrjälä return -EINVAL; 2522d1b45d5fSVille Syrjälä } 2523d1b45d5fSVille Syrjälä 2524b180b5d1SVille Syrjälä if ((uint64_t) width * cpp > UINT_MAX) 2525b180b5d1SVille Syrjälä return -ERANGE; 2526b180b5d1SVille Syrjälä 2527b180b5d1SVille Syrjälä if ((uint64_t) height * r->pitches[i] + r->offsets[i] > UINT_MAX) 2528b180b5d1SVille Syrjälä return -ERANGE; 2529b180b5d1SVille Syrjälä 2530b180b5d1SVille Syrjälä if (r->pitches[i] < width * cpp) { 25311aa1b11cSDave Airlie DRM_DEBUG_KMS("bad pitch %u for plane %d\n", r->pitches[i], i); 2532d1b45d5fSVille Syrjälä return -EINVAL; 2533d1b45d5fSVille Syrjälä } 2534d1b45d5fSVille Syrjälä } 2535d1b45d5fSVille Syrjälä 2536d1b45d5fSVille Syrjälä return 0; 2537d1b45d5fSVille Syrjälä } 2538d1b45d5fSVille Syrjälä 2539308e5bcbSJesse Barnes /** 2540308e5bcbSJesse Barnes * drm_mode_addfb2 - add an FB to the graphics configuration 2541065a50edSDaniel Vetter * @dev: drm device for the ioctl 2542065a50edSDaniel Vetter * @data: data pointer for the ioctl 2543065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2544308e5bcbSJesse Barnes * 2545308e5bcbSJesse Barnes * Add a new FB to the specified CRTC, given a user request with format. 2546308e5bcbSJesse Barnes * 2547308e5bcbSJesse Barnes * Called by the user via ioctl. 2548308e5bcbSJesse Barnes * 2549308e5bcbSJesse Barnes * RETURNS: 2550308e5bcbSJesse Barnes * Zero on success, errno on failure. 2551308e5bcbSJesse Barnes */ 2552308e5bcbSJesse Barnes int drm_mode_addfb2(struct drm_device *dev, 2553308e5bcbSJesse Barnes void *data, struct drm_file *file_priv) 2554308e5bcbSJesse Barnes { 2555308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 *r = data; 2556f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2557f453ba04SDave Airlie struct drm_framebuffer *fb; 25584a1b0714SLaurent Pinchart int ret; 2559f453ba04SDave Airlie 2560fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2561fb3b06c8SDave Airlie return -EINVAL; 2562fb3b06c8SDave Airlie 2563e3cc3520SVille Syrjälä if (r->flags & ~DRM_MODE_FB_INTERLACED) { 2564e3cc3520SVille Syrjälä DRM_DEBUG_KMS("bad framebuffer flags 0x%08x\n", r->flags); 2565e3cc3520SVille Syrjälä return -EINVAL; 2566e3cc3520SVille Syrjälä } 2567e3cc3520SVille Syrjälä 2568f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 25691aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer width %d, should be >= %d && <= %d\n", 25708cf5c917SJesse Barnes r->width, config->min_width, config->max_width); 2571f453ba04SDave Airlie return -EINVAL; 2572f453ba04SDave Airlie } 2573f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 25741aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer height %d, should be >= %d && <= %d\n", 25758cf5c917SJesse Barnes r->height, config->min_height, config->max_height); 2576f453ba04SDave Airlie return -EINVAL; 2577f453ba04SDave Airlie } 2578f453ba04SDave Airlie 2579d1b45d5fSVille Syrjälä ret = framebuffer_check(r); 2580d1b45d5fSVille Syrjälä if (ret) 2581935b5977SVille Syrjälä return ret; 2582935b5977SVille Syrjälä 2583f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 2584cce13ff7SChris Wilson if (IS_ERR(fb)) { 25851aa1b11cSDave Airlie DRM_DEBUG_KMS("could not create framebuffer\n"); 25864b096ac1SDaniel Vetter return PTR_ERR(fb); 2587f453ba04SDave Airlie } 2588f453ba04SDave Airlie 25894b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 2590e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 2591f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 25929440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 25934b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 2594f453ba04SDave Airlie 25954b096ac1SDaniel Vetter 2596f453ba04SDave Airlie return ret; 2597f453ba04SDave Airlie } 2598f453ba04SDave Airlie 2599f453ba04SDave Airlie /** 2600f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 2601065a50edSDaniel Vetter * @dev: drm device for the ioctl 2602065a50edSDaniel Vetter * @data: data pointer for the ioctl 2603065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2604f453ba04SDave Airlie * 2605f453ba04SDave Airlie * Remove the FB specified by the user. 2606f453ba04SDave Airlie * 2607f453ba04SDave Airlie * Called by the user via ioctl. 2608f453ba04SDave Airlie * 2609f453ba04SDave Airlie * RETURNS: 2610f453ba04SDave Airlie * Zero on success, errno on failure. 2611f453ba04SDave Airlie */ 2612f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 2613f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2614f453ba04SDave Airlie { 2615f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2616f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 2617f453ba04SDave Airlie uint32_t *id = data; 2618f453ba04SDave Airlie int found = 0; 2619f453ba04SDave Airlie 2620fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2621fb3b06c8SDave Airlie return -EINVAL; 2622fb3b06c8SDave Airlie 26234b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 26242b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 26252b677e8cSDaniel Vetter fb = __drm_framebuffer_lookup(dev, *id); 26262b677e8cSDaniel Vetter if (!fb) 26272b677e8cSDaniel Vetter goto fail_lookup; 26282b677e8cSDaniel Vetter 2629f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2630f453ba04SDave Airlie if (fb == fbl) 2631f453ba04SDave Airlie found = 1; 26322b677e8cSDaniel Vetter if (!found) 26332b677e8cSDaniel Vetter goto fail_lookup; 26342b677e8cSDaniel Vetter 26352b677e8cSDaniel Vetter /* Mark fb as reaped, we still have a ref from fpriv->fbs. */ 26362b677e8cSDaniel Vetter __drm_framebuffer_unregister(dev, fb); 2637f453ba04SDave Airlie 26384b096ac1SDaniel Vetter list_del_init(&fb->filp_head); 26392b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 26404b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 2641f453ba04SDave Airlie 26424b096ac1SDaniel Vetter drm_framebuffer_remove(fb); 26434b096ac1SDaniel Vetter 26442b677e8cSDaniel Vetter return 0; 26452b677e8cSDaniel Vetter 26462b677e8cSDaniel Vetter fail_lookup: 26472b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 26482b677e8cSDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 26492b677e8cSDaniel Vetter 26502b677e8cSDaniel Vetter return -EINVAL; 2651f453ba04SDave Airlie } 2652f453ba04SDave Airlie 2653f453ba04SDave Airlie /** 2654f453ba04SDave Airlie * drm_mode_getfb - get FB info 2655065a50edSDaniel Vetter * @dev: drm device for the ioctl 2656065a50edSDaniel Vetter * @data: data pointer for the ioctl 2657065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2658f453ba04SDave Airlie * 2659f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 2660f453ba04SDave Airlie * 2661f453ba04SDave Airlie * Called by the user via ioctl. 2662f453ba04SDave Airlie * 2663f453ba04SDave Airlie * RETURNS: 2664f453ba04SDave Airlie * Zero on success, errno on failure. 2665f453ba04SDave Airlie */ 2666f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 2667f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2668f453ba04SDave Airlie { 2669f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 2670f453ba04SDave Airlie struct drm_framebuffer *fb; 267158c0dca1SDaniel Vetter int ret; 2672f453ba04SDave Airlie 2673fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2674fb3b06c8SDave Airlie return -EINVAL; 2675fb3b06c8SDave Airlie 2676786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, r->fb_id); 267758c0dca1SDaniel Vetter if (!fb) 267858c0dca1SDaniel Vetter return -EINVAL; 2679f453ba04SDave Airlie 2680f453ba04SDave Airlie r->height = fb->height; 2681f453ba04SDave Airlie r->width = fb->width; 2682f453ba04SDave Airlie r->depth = fb->depth; 2683f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 268401f2c773SVille Syrjälä r->pitch = fb->pitches[0]; 2685101b96f3SDavid Herrmann if (fb->funcs->create_handle) { 2686101b96f3SDavid Herrmann if (file_priv->is_master || capable(CAP_SYS_ADMIN)) { 2687101b96f3SDavid Herrmann ret = fb->funcs->create_handle(fb, file_priv, 2688101b96f3SDavid Herrmann &r->handle); 2689101b96f3SDavid Herrmann } else { 2690101b96f3SDavid Herrmann /* GET_FB() is an unprivileged ioctl so we must not 2691101b96f3SDavid Herrmann * return a buffer-handle to non-master processes! For 2692101b96f3SDavid Herrmann * backwards-compatibility reasons, we cannot make 2693101b96f3SDavid Herrmann * GET_FB() privileged, so just return an invalid handle 2694101b96f3SDavid Herrmann * for non-masters. */ 2695101b96f3SDavid Herrmann r->handle = 0; 2696101b96f3SDavid Herrmann ret = 0; 2697101b96f3SDavid Herrmann } 2698101b96f3SDavid Herrmann } else { 2699af26ef3bSDaniel Vetter ret = -ENODEV; 2700101b96f3SDavid Herrmann } 2701f453ba04SDave Airlie 270258c0dca1SDaniel Vetter drm_framebuffer_unreference(fb); 270358c0dca1SDaniel Vetter 2704f453ba04SDave Airlie return ret; 2705f453ba04SDave Airlie } 2706f453ba04SDave Airlie 2707884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2708884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 2709884840aaSJakob Bornecrantz { 2710884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 2711884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 2712884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 2713884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 2714884840aaSJakob Bornecrantz unsigned flags; 2715884840aaSJakob Bornecrantz int num_clips; 27164a1b0714SLaurent Pinchart int ret; 2717884840aaSJakob Bornecrantz 2718fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2719fb3b06c8SDave Airlie return -EINVAL; 2720fb3b06c8SDave Airlie 2721786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, r->fb_id); 27224ccf097fSDaniel Vetter if (!fb) 27234ccf097fSDaniel Vetter return -EINVAL; 2724884840aaSJakob Bornecrantz 2725884840aaSJakob Bornecrantz num_clips = r->num_clips; 272681f6c7f8SVille Syrjälä clips_ptr = (struct drm_clip_rect __user *)(unsigned long)r->clips_ptr; 2727884840aaSJakob Bornecrantz 2728884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 2729884840aaSJakob Bornecrantz ret = -EINVAL; 2730884840aaSJakob Bornecrantz goto out_err1; 2731884840aaSJakob Bornecrantz } 2732884840aaSJakob Bornecrantz 2733884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2734884840aaSJakob Bornecrantz 2735884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 2736884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2737884840aaSJakob Bornecrantz ret = -EINVAL; 2738884840aaSJakob Bornecrantz goto out_err1; 2739884840aaSJakob Bornecrantz } 2740884840aaSJakob Bornecrantz 2741884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 2742a5cd3351SXi Wang if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { 2743a5cd3351SXi Wang ret = -EINVAL; 2744a5cd3351SXi Wang goto out_err1; 2745a5cd3351SXi Wang } 2746884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 2747884840aaSJakob Bornecrantz if (!clips) { 2748884840aaSJakob Bornecrantz ret = -ENOMEM; 2749884840aaSJakob Bornecrantz goto out_err1; 2750884840aaSJakob Bornecrantz } 2751884840aaSJakob Bornecrantz 2752884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 2753884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 2754e902a358SDan Carpenter if (ret) { 2755e902a358SDan Carpenter ret = -EFAULT; 2756884840aaSJakob Bornecrantz goto out_err2; 2757884840aaSJakob Bornecrantz } 2758e902a358SDan Carpenter } 2759884840aaSJakob Bornecrantz 2760884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 27614ccf097fSDaniel Vetter drm_modeset_lock_all(dev); 276202b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 276302b00162SThomas Hellstrom clips, num_clips); 27644ccf097fSDaniel Vetter drm_modeset_unlock_all(dev); 2765884840aaSJakob Bornecrantz } else { 2766884840aaSJakob Bornecrantz ret = -ENOSYS; 2767884840aaSJakob Bornecrantz } 2768884840aaSJakob Bornecrantz 2769884840aaSJakob Bornecrantz out_err2: 2770884840aaSJakob Bornecrantz kfree(clips); 2771884840aaSJakob Bornecrantz out_err1: 27724ccf097fSDaniel Vetter drm_framebuffer_unreference(fb); 27734ccf097fSDaniel Vetter 2774884840aaSJakob Bornecrantz return ret; 2775884840aaSJakob Bornecrantz } 2776884840aaSJakob Bornecrantz 2777884840aaSJakob Bornecrantz 2778f453ba04SDave Airlie /** 2779f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 2780065a50edSDaniel Vetter * @priv: drm file for the ioctl 2781f453ba04SDave Airlie * 2782f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 2783f453ba04SDave Airlie * 2784f453ba04SDave Airlie * Called by the user via ioctl. 2785f453ba04SDave Airlie * 2786f453ba04SDave Airlie * RETURNS: 2787f453ba04SDave Airlie * Zero on success, errno on failure. 2788f453ba04SDave Airlie */ 2789ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 2790f453ba04SDave Airlie { 2791f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 2792f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 2793f453ba04SDave Airlie 27944b096ac1SDaniel Vetter mutex_lock(&priv->fbs_lock); 2795f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 27962b677e8cSDaniel Vetter 27972b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 27982b677e8cSDaniel Vetter /* Mark fb as reaped, we still have a ref from fpriv->fbs. */ 27992b677e8cSDaniel Vetter __drm_framebuffer_unregister(dev, fb); 28002b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 28012b677e8cSDaniel Vetter 28024b096ac1SDaniel Vetter list_del_init(&fb->filp_head); 28032b677e8cSDaniel Vetter 28042b677e8cSDaniel Vetter /* This will also drop the fpriv->fbs reference. */ 2805f7eff60eSRob Clark drm_framebuffer_remove(fb); 2806f453ba04SDave Airlie } 28074b096ac1SDaniel Vetter mutex_unlock(&priv->fbs_lock); 2808f453ba04SDave Airlie } 2809f453ba04SDave Airlie 2810f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2811f453ba04SDave Airlie const char *name, int num_values) 2812f453ba04SDave Airlie { 2813f453ba04SDave Airlie struct drm_property *property = NULL; 28146bfc56aaSVille Syrjälä int ret; 2815f453ba04SDave Airlie 2816f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2817f453ba04SDave Airlie if (!property) 2818f453ba04SDave Airlie return NULL; 2819f453ba04SDave Airlie 2820f453ba04SDave Airlie if (num_values) { 2821f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2822f453ba04SDave Airlie if (!property->values) 2823f453ba04SDave Airlie goto fail; 2824f453ba04SDave Airlie } 2825f453ba04SDave Airlie 28266bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 28276bfc56aaSVille Syrjälä if (ret) 28286bfc56aaSVille Syrjälä goto fail; 28296bfc56aaSVille Syrjälä 2830f453ba04SDave Airlie property->flags = flags; 2831f453ba04SDave Airlie property->num_values = num_values; 2832f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2833f453ba04SDave Airlie 2834471dd2efSVinson Lee if (name) { 2835f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2836471dd2efSVinson Lee property->name[DRM_PROP_NAME_LEN-1] = '\0'; 2837471dd2efSVinson Lee } 2838f453ba04SDave Airlie 2839f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2840f453ba04SDave Airlie return property; 2841f453ba04SDave Airlie fail: 28426bfc56aaSVille Syrjälä kfree(property->values); 2843f453ba04SDave Airlie kfree(property); 2844f453ba04SDave Airlie return NULL; 2845f453ba04SDave Airlie } 2846f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2847f453ba04SDave Airlie 28484a67d391SSascha Hauer struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 28494a67d391SSascha Hauer const char *name, 28504a67d391SSascha Hauer const struct drm_prop_enum_list *props, 28514a67d391SSascha Hauer int num_values) 28524a67d391SSascha Hauer { 28534a67d391SSascha Hauer struct drm_property *property; 28544a67d391SSascha Hauer int i, ret; 28554a67d391SSascha Hauer 28564a67d391SSascha Hauer flags |= DRM_MODE_PROP_ENUM; 28574a67d391SSascha Hauer 28584a67d391SSascha Hauer property = drm_property_create(dev, flags, name, num_values); 28594a67d391SSascha Hauer if (!property) 28604a67d391SSascha Hauer return NULL; 28614a67d391SSascha Hauer 28624a67d391SSascha Hauer for (i = 0; i < num_values; i++) { 28634a67d391SSascha Hauer ret = drm_property_add_enum(property, i, 28644a67d391SSascha Hauer props[i].type, 28654a67d391SSascha Hauer props[i].name); 28664a67d391SSascha Hauer if (ret) { 28674a67d391SSascha Hauer drm_property_destroy(dev, property); 28684a67d391SSascha Hauer return NULL; 28694a67d391SSascha Hauer } 28704a67d391SSascha Hauer } 28714a67d391SSascha Hauer 28724a67d391SSascha Hauer return property; 28734a67d391SSascha Hauer } 28744a67d391SSascha Hauer EXPORT_SYMBOL(drm_property_create_enum); 28754a67d391SSascha Hauer 287649e27545SRob Clark struct drm_property *drm_property_create_bitmask(struct drm_device *dev, 287749e27545SRob Clark int flags, const char *name, 287849e27545SRob Clark const struct drm_prop_enum_list *props, 287949e27545SRob Clark int num_values) 288049e27545SRob Clark { 288149e27545SRob Clark struct drm_property *property; 288249e27545SRob Clark int i, ret; 288349e27545SRob Clark 288449e27545SRob Clark flags |= DRM_MODE_PROP_BITMASK; 288549e27545SRob Clark 288649e27545SRob Clark property = drm_property_create(dev, flags, name, num_values); 288749e27545SRob Clark if (!property) 288849e27545SRob Clark return NULL; 288949e27545SRob Clark 289049e27545SRob Clark for (i = 0; i < num_values; i++) { 289149e27545SRob Clark ret = drm_property_add_enum(property, i, 289249e27545SRob Clark props[i].type, 289349e27545SRob Clark props[i].name); 289449e27545SRob Clark if (ret) { 289549e27545SRob Clark drm_property_destroy(dev, property); 289649e27545SRob Clark return NULL; 289749e27545SRob Clark } 289849e27545SRob Clark } 289949e27545SRob Clark 290049e27545SRob Clark return property; 290149e27545SRob Clark } 290249e27545SRob Clark EXPORT_SYMBOL(drm_property_create_bitmask); 290349e27545SRob Clark 2904d9bc3c02SSascha Hauer struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, 2905d9bc3c02SSascha Hauer const char *name, 2906d9bc3c02SSascha Hauer uint64_t min, uint64_t max) 2907d9bc3c02SSascha Hauer { 2908d9bc3c02SSascha Hauer struct drm_property *property; 2909d9bc3c02SSascha Hauer 2910d9bc3c02SSascha Hauer flags |= DRM_MODE_PROP_RANGE; 2911d9bc3c02SSascha Hauer 2912d9bc3c02SSascha Hauer property = drm_property_create(dev, flags, name, 2); 2913d9bc3c02SSascha Hauer if (!property) 2914d9bc3c02SSascha Hauer return NULL; 2915d9bc3c02SSascha Hauer 2916d9bc3c02SSascha Hauer property->values[0] = min; 2917d9bc3c02SSascha Hauer property->values[1] = max; 2918d9bc3c02SSascha Hauer 2919d9bc3c02SSascha Hauer return property; 2920d9bc3c02SSascha Hauer } 2921d9bc3c02SSascha Hauer EXPORT_SYMBOL(drm_property_create_range); 2922d9bc3c02SSascha Hauer 2923f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2924f453ba04SDave Airlie uint64_t value, const char *name) 2925f453ba04SDave Airlie { 2926f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2927f453ba04SDave Airlie 292849e27545SRob Clark if (!(property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK))) 292949e27545SRob Clark return -EINVAL; 293049e27545SRob Clark 293149e27545SRob Clark /* 293249e27545SRob Clark * Bitmask enum properties have the additional constraint of values 293349e27545SRob Clark * from 0 to 63 293449e27545SRob Clark */ 293549e27545SRob Clark if ((property->flags & DRM_MODE_PROP_BITMASK) && (value > 63)) 2936f453ba04SDave Airlie return -EINVAL; 2937f453ba04SDave Airlie 2938f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2939f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2940f453ba04SDave Airlie if (prop_enum->value == value) { 2941f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2942f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2943f453ba04SDave Airlie return 0; 2944f453ba04SDave Airlie } 2945f453ba04SDave Airlie } 2946f453ba04SDave Airlie } 2947f453ba04SDave Airlie 2948f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2949f453ba04SDave Airlie if (!prop_enum) 2950f453ba04SDave Airlie return -ENOMEM; 2951f453ba04SDave Airlie 2952f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2953f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2954f453ba04SDave Airlie prop_enum->value = value; 2955f453ba04SDave Airlie 2956f453ba04SDave Airlie property->values[index] = value; 2957f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2958f453ba04SDave Airlie return 0; 2959f453ba04SDave Airlie } 2960f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2961f453ba04SDave Airlie 2962f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2963f453ba04SDave Airlie { 2964f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2965f453ba04SDave Airlie 2966f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2967f453ba04SDave Airlie list_del(&prop_enum->head); 2968f453ba04SDave Airlie kfree(prop_enum); 2969f453ba04SDave Airlie } 2970f453ba04SDave Airlie 2971f453ba04SDave Airlie if (property->num_values) 2972f453ba04SDave Airlie kfree(property->values); 2973f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2974f453ba04SDave Airlie list_del(&property->head); 2975f453ba04SDave Airlie kfree(property); 2976f453ba04SDave Airlie } 2977f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2978f453ba04SDave Airlie 2979c543188aSPaulo Zanoni void drm_object_attach_property(struct drm_mode_object *obj, 2980c543188aSPaulo Zanoni struct drm_property *property, 2981c543188aSPaulo Zanoni uint64_t init_val) 2982c543188aSPaulo Zanoni { 29837f88a9beSPaulo Zanoni int count = obj->properties->count; 2984c543188aSPaulo Zanoni 29857f88a9beSPaulo Zanoni if (count == DRM_OBJECT_MAX_PROPERTY) { 29867f88a9beSPaulo Zanoni WARN(1, "Failed to attach object property (type: 0x%x). Please " 29877f88a9beSPaulo Zanoni "increase DRM_OBJECT_MAX_PROPERTY by 1 for each time " 29887f88a9beSPaulo Zanoni "you see this message on the same object type.\n", 29897f88a9beSPaulo Zanoni obj->type); 2990c543188aSPaulo Zanoni return; 2991c543188aSPaulo Zanoni } 2992c543188aSPaulo Zanoni 29937f88a9beSPaulo Zanoni obj->properties->ids[count] = property->base.id; 29947f88a9beSPaulo Zanoni obj->properties->values[count] = init_val; 29957f88a9beSPaulo Zanoni obj->properties->count++; 2996c543188aSPaulo Zanoni } 2997c543188aSPaulo Zanoni EXPORT_SYMBOL(drm_object_attach_property); 2998c543188aSPaulo Zanoni 2999c543188aSPaulo Zanoni int drm_object_property_set_value(struct drm_mode_object *obj, 3000c543188aSPaulo Zanoni struct drm_property *property, uint64_t val) 3001c543188aSPaulo Zanoni { 3002c543188aSPaulo Zanoni int i; 3003c543188aSPaulo Zanoni 30047f88a9beSPaulo Zanoni for (i = 0; i < obj->properties->count; i++) { 3005c543188aSPaulo Zanoni if (obj->properties->ids[i] == property->base.id) { 3006c543188aSPaulo Zanoni obj->properties->values[i] = val; 3007c543188aSPaulo Zanoni return 0; 3008c543188aSPaulo Zanoni } 3009c543188aSPaulo Zanoni } 3010c543188aSPaulo Zanoni 3011c543188aSPaulo Zanoni return -EINVAL; 3012c543188aSPaulo Zanoni } 3013c543188aSPaulo Zanoni EXPORT_SYMBOL(drm_object_property_set_value); 3014c543188aSPaulo Zanoni 3015c543188aSPaulo Zanoni int drm_object_property_get_value(struct drm_mode_object *obj, 3016c543188aSPaulo Zanoni struct drm_property *property, uint64_t *val) 3017c543188aSPaulo Zanoni { 3018c543188aSPaulo Zanoni int i; 3019c543188aSPaulo Zanoni 30207f88a9beSPaulo Zanoni for (i = 0; i < obj->properties->count; i++) { 3021c543188aSPaulo Zanoni if (obj->properties->ids[i] == property->base.id) { 3022c543188aSPaulo Zanoni *val = obj->properties->values[i]; 3023c543188aSPaulo Zanoni return 0; 3024c543188aSPaulo Zanoni } 3025c543188aSPaulo Zanoni } 3026c543188aSPaulo Zanoni 3027c543188aSPaulo Zanoni return -EINVAL; 3028c543188aSPaulo Zanoni } 3029c543188aSPaulo Zanoni EXPORT_SYMBOL(drm_object_property_get_value); 3030c543188aSPaulo Zanoni 3031f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 3032f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3033f453ba04SDave Airlie { 3034f453ba04SDave Airlie struct drm_mode_object *obj; 3035f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 3036f453ba04SDave Airlie struct drm_property *property; 3037f453ba04SDave Airlie int enum_count = 0; 3038f453ba04SDave Airlie int blob_count = 0; 3039f453ba04SDave Airlie int value_count = 0; 3040f453ba04SDave Airlie int ret = 0, i; 3041f453ba04SDave Airlie int copied; 3042f453ba04SDave Airlie struct drm_property_enum *prop_enum; 3043f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 3044f453ba04SDave Airlie struct drm_property_blob *prop_blob; 304581f6c7f8SVille Syrjälä uint32_t __user *blob_id_ptr; 3046f453ba04SDave Airlie uint64_t __user *values_ptr; 3047f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 3048f453ba04SDave Airlie 3049fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3050fb3b06c8SDave Airlie return -EINVAL; 3051fb3b06c8SDave Airlie 305284849903SDaniel Vetter drm_modeset_lock_all(dev); 3053f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 3054f453ba04SDave Airlie if (!obj) { 3055f453ba04SDave Airlie ret = -EINVAL; 3056f453ba04SDave Airlie goto done; 3057f453ba04SDave Airlie } 3058f453ba04SDave Airlie property = obj_to_property(obj); 3059f453ba04SDave Airlie 306049e27545SRob Clark if (property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { 3061f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 3062f453ba04SDave Airlie enum_count++; 3063f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 3064f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 3065f453ba04SDave Airlie blob_count++; 3066f453ba04SDave Airlie } 3067f453ba04SDave Airlie 3068f453ba04SDave Airlie value_count = property->num_values; 3069f453ba04SDave Airlie 3070f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 3071f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 3072f453ba04SDave Airlie out_resp->flags = property->flags; 3073f453ba04SDave Airlie 3074f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 307581f6c7f8SVille Syrjälä values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr; 3076f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 3077f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 3078f453ba04SDave Airlie ret = -EFAULT; 3079f453ba04SDave Airlie goto done; 3080f453ba04SDave Airlie } 3081f453ba04SDave Airlie } 3082f453ba04SDave Airlie } 3083f453ba04SDave Airlie out_resp->count_values = value_count; 3084f453ba04SDave Airlie 308549e27545SRob Clark if (property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { 3086f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 3087f453ba04SDave Airlie copied = 0; 308881f6c7f8SVille Syrjälä enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr; 3089f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 3090f453ba04SDave Airlie 3091f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 3092f453ba04SDave Airlie ret = -EFAULT; 3093f453ba04SDave Airlie goto done; 3094f453ba04SDave Airlie } 3095f453ba04SDave Airlie 3096f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 3097f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 3098f453ba04SDave Airlie ret = -EFAULT; 3099f453ba04SDave Airlie goto done; 3100f453ba04SDave Airlie } 3101f453ba04SDave Airlie copied++; 3102f453ba04SDave Airlie } 3103f453ba04SDave Airlie } 3104f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 3105f453ba04SDave Airlie } 3106f453ba04SDave Airlie 3107f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 3108f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 3109f453ba04SDave Airlie copied = 0; 311081f6c7f8SVille Syrjälä blob_id_ptr = (uint32_t __user *)(unsigned long)out_resp->enum_blob_ptr; 311181f6c7f8SVille Syrjälä blob_length_ptr = (uint32_t __user *)(unsigned long)out_resp->values_ptr; 3112f453ba04SDave Airlie 3113f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 3114f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 3115f453ba04SDave Airlie ret = -EFAULT; 3116f453ba04SDave Airlie goto done; 3117f453ba04SDave Airlie } 3118f453ba04SDave Airlie 3119f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 3120f453ba04SDave Airlie ret = -EFAULT; 3121f453ba04SDave Airlie goto done; 3122f453ba04SDave Airlie } 3123f453ba04SDave Airlie 3124f453ba04SDave Airlie copied++; 3125f453ba04SDave Airlie } 3126f453ba04SDave Airlie } 3127f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 3128f453ba04SDave Airlie } 3129f453ba04SDave Airlie done: 313084849903SDaniel Vetter drm_modeset_unlock_all(dev); 3131f453ba04SDave Airlie return ret; 3132f453ba04SDave Airlie } 3133f453ba04SDave Airlie 3134f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 3135f453ba04SDave Airlie void *data) 3136f453ba04SDave Airlie { 3137f453ba04SDave Airlie struct drm_property_blob *blob; 31386bfc56aaSVille Syrjälä int ret; 3139f453ba04SDave Airlie 3140f453ba04SDave Airlie if (!length || !data) 3141f453ba04SDave Airlie return NULL; 3142f453ba04SDave Airlie 3143f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 3144f453ba04SDave Airlie if (!blob) 3145f453ba04SDave Airlie return NULL; 3146f453ba04SDave Airlie 31476bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 31486bfc56aaSVille Syrjälä if (ret) { 31496bfc56aaSVille Syrjälä kfree(blob); 31506bfc56aaSVille Syrjälä return NULL; 31516bfc56aaSVille Syrjälä } 31526bfc56aaSVille Syrjälä 3153f453ba04SDave Airlie blob->length = length; 3154f453ba04SDave Airlie 3155f453ba04SDave Airlie memcpy(blob->data, data, length); 3156f453ba04SDave Airlie 3157f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 3158f453ba04SDave Airlie return blob; 3159f453ba04SDave Airlie } 3160f453ba04SDave Airlie 3161f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 3162f453ba04SDave Airlie struct drm_property_blob *blob) 3163f453ba04SDave Airlie { 3164f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 3165f453ba04SDave Airlie list_del(&blob->head); 3166f453ba04SDave Airlie kfree(blob); 3167f453ba04SDave Airlie } 3168f453ba04SDave Airlie 3169f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 3170f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3171f453ba04SDave Airlie { 3172f453ba04SDave Airlie struct drm_mode_object *obj; 3173f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 3174f453ba04SDave Airlie struct drm_property_blob *blob; 3175f453ba04SDave Airlie int ret = 0; 317681f6c7f8SVille Syrjälä void __user *blob_ptr; 3177f453ba04SDave Airlie 3178fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3179fb3b06c8SDave Airlie return -EINVAL; 3180fb3b06c8SDave Airlie 318184849903SDaniel Vetter drm_modeset_lock_all(dev); 3182f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 3183f453ba04SDave Airlie if (!obj) { 3184f453ba04SDave Airlie ret = -EINVAL; 3185f453ba04SDave Airlie goto done; 3186f453ba04SDave Airlie } 3187f453ba04SDave Airlie blob = obj_to_blob(obj); 3188f453ba04SDave Airlie 3189f453ba04SDave Airlie if (out_resp->length == blob->length) { 319081f6c7f8SVille Syrjälä blob_ptr = (void __user *)(unsigned long)out_resp->data; 3191f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 3192f453ba04SDave Airlie ret = -EFAULT; 3193f453ba04SDave Airlie goto done; 3194f453ba04SDave Airlie } 3195f453ba04SDave Airlie } 3196f453ba04SDave Airlie out_resp->length = blob->length; 3197f453ba04SDave Airlie 3198f453ba04SDave Airlie done: 319984849903SDaniel Vetter drm_modeset_unlock_all(dev); 3200f453ba04SDave Airlie return ret; 3201f453ba04SDave Airlie } 3202f453ba04SDave Airlie 3203f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 3204f453ba04SDave Airlie struct edid *edid) 3205f453ba04SDave Airlie { 3206f453ba04SDave Airlie struct drm_device *dev = connector->dev; 32074a1b0714SLaurent Pinchart int ret, size; 3208f453ba04SDave Airlie 3209f453ba04SDave Airlie if (connector->edid_blob_ptr) 3210f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 3211f453ba04SDave Airlie 3212f453ba04SDave Airlie /* Delete edid, when there is none. */ 3213f453ba04SDave Airlie if (!edid) { 3214f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 321558495563SRob Clark ret = drm_object_property_set_value(&connector->base, dev->mode_config.edid_property, 0); 3216f453ba04SDave Airlie return ret; 3217f453ba04SDave Airlie } 3218f453ba04SDave Airlie 32197466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 32207466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 32217466f4ccSAdam Jackson size, edid); 3222e655d122SSachin Kamat if (!connector->edid_blob_ptr) 3223e655d122SSachin Kamat return -EINVAL; 3224f453ba04SDave Airlie 322558495563SRob Clark ret = drm_object_property_set_value(&connector->base, 3226f453ba04SDave Airlie dev->mode_config.edid_property, 3227f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 3228f453ba04SDave Airlie 3229f453ba04SDave Airlie return ret; 3230f453ba04SDave Airlie } 3231f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 3232f453ba04SDave Airlie 323326a34815SPaulo Zanoni static bool drm_property_change_is_valid(struct drm_property *property, 3234592c20eeSVille Syrjälä uint64_t value) 323526a34815SPaulo Zanoni { 323626a34815SPaulo Zanoni if (property->flags & DRM_MODE_PROP_IMMUTABLE) 323726a34815SPaulo Zanoni return false; 323826a34815SPaulo Zanoni if (property->flags & DRM_MODE_PROP_RANGE) { 323926a34815SPaulo Zanoni if (value < property->values[0] || value > property->values[1]) 324026a34815SPaulo Zanoni return false; 324126a34815SPaulo Zanoni return true; 324249e27545SRob Clark } else if (property->flags & DRM_MODE_PROP_BITMASK) { 324349e27545SRob Clark int i; 3244592c20eeSVille Syrjälä uint64_t valid_mask = 0; 324549e27545SRob Clark for (i = 0; i < property->num_values; i++) 324649e27545SRob Clark valid_mask |= (1ULL << property->values[i]); 324749e27545SRob Clark return !(value & ~valid_mask); 3248c4a56750SVille Syrjälä } else if (property->flags & DRM_MODE_PROP_BLOB) { 3249c4a56750SVille Syrjälä /* Only the driver knows */ 3250c4a56750SVille Syrjälä return true; 325126a34815SPaulo Zanoni } else { 325226a34815SPaulo Zanoni int i; 325326a34815SPaulo Zanoni for (i = 0; i < property->num_values; i++) 325426a34815SPaulo Zanoni if (property->values[i] == value) 325526a34815SPaulo Zanoni return true; 325626a34815SPaulo Zanoni return false; 325726a34815SPaulo Zanoni } 325826a34815SPaulo Zanoni } 325926a34815SPaulo Zanoni 3260f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 3261f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3262f453ba04SDave Airlie { 32630057d8ddSPaulo Zanoni struct drm_mode_connector_set_property *conn_set_prop = data; 32640057d8ddSPaulo Zanoni struct drm_mode_obj_set_property obj_set_prop = { 32650057d8ddSPaulo Zanoni .value = conn_set_prop->value, 32660057d8ddSPaulo Zanoni .prop_id = conn_set_prop->prop_id, 32670057d8ddSPaulo Zanoni .obj_id = conn_set_prop->connector_id, 32680057d8ddSPaulo Zanoni .obj_type = DRM_MODE_OBJECT_CONNECTOR 32690057d8ddSPaulo Zanoni }; 3270f453ba04SDave Airlie 32710057d8ddSPaulo Zanoni /* It does all the locking and checking we need */ 32720057d8ddSPaulo Zanoni return drm_mode_obj_set_property_ioctl(dev, &obj_set_prop, file_priv); 3273f453ba04SDave Airlie } 3274f453ba04SDave Airlie 3275c543188aSPaulo Zanoni static int drm_mode_connector_set_obj_prop(struct drm_mode_object *obj, 3276c543188aSPaulo Zanoni struct drm_property *property, 3277c543188aSPaulo Zanoni uint64_t value) 3278c543188aSPaulo Zanoni { 3279c543188aSPaulo Zanoni int ret = -EINVAL; 3280c543188aSPaulo Zanoni struct drm_connector *connector = obj_to_connector(obj); 3281c543188aSPaulo Zanoni 3282c543188aSPaulo Zanoni /* Do DPMS ourselves */ 3283c543188aSPaulo Zanoni if (property == connector->dev->mode_config.dpms_property) { 3284c543188aSPaulo Zanoni if (connector->funcs->dpms) 3285c543188aSPaulo Zanoni (*connector->funcs->dpms)(connector, (int)value); 3286c543188aSPaulo Zanoni ret = 0; 3287c543188aSPaulo Zanoni } else if (connector->funcs->set_property) 3288c543188aSPaulo Zanoni ret = connector->funcs->set_property(connector, property, value); 3289c543188aSPaulo Zanoni 3290c543188aSPaulo Zanoni /* store the property value if successful */ 3291c543188aSPaulo Zanoni if (!ret) 329258495563SRob Clark drm_object_property_set_value(&connector->base, property, value); 3293c543188aSPaulo Zanoni return ret; 3294c543188aSPaulo Zanoni } 3295c543188aSPaulo Zanoni 3296bffd9de0SPaulo Zanoni static int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj, 3297bffd9de0SPaulo Zanoni struct drm_property *property, 3298bffd9de0SPaulo Zanoni uint64_t value) 3299bffd9de0SPaulo Zanoni { 3300bffd9de0SPaulo Zanoni int ret = -EINVAL; 3301bffd9de0SPaulo Zanoni struct drm_crtc *crtc = obj_to_crtc(obj); 3302bffd9de0SPaulo Zanoni 3303bffd9de0SPaulo Zanoni if (crtc->funcs->set_property) 3304bffd9de0SPaulo Zanoni ret = crtc->funcs->set_property(crtc, property, value); 3305bffd9de0SPaulo Zanoni if (!ret) 3306bffd9de0SPaulo Zanoni drm_object_property_set_value(obj, property, value); 3307bffd9de0SPaulo Zanoni 3308bffd9de0SPaulo Zanoni return ret; 3309bffd9de0SPaulo Zanoni } 3310bffd9de0SPaulo Zanoni 33114d93914aSRob Clark static int drm_mode_plane_set_obj_prop(struct drm_mode_object *obj, 33124d93914aSRob Clark struct drm_property *property, 33134d93914aSRob Clark uint64_t value) 33144d93914aSRob Clark { 33154d93914aSRob Clark int ret = -EINVAL; 33164d93914aSRob Clark struct drm_plane *plane = obj_to_plane(obj); 33174d93914aSRob Clark 33184d93914aSRob Clark if (plane->funcs->set_property) 33194d93914aSRob Clark ret = plane->funcs->set_property(plane, property, value); 33204d93914aSRob Clark if (!ret) 33214d93914aSRob Clark drm_object_property_set_value(obj, property, value); 33224d93914aSRob Clark 33234d93914aSRob Clark return ret; 33244d93914aSRob Clark } 33254d93914aSRob Clark 3326c543188aSPaulo Zanoni int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, 3327c543188aSPaulo Zanoni struct drm_file *file_priv) 3328c543188aSPaulo Zanoni { 3329c543188aSPaulo Zanoni struct drm_mode_obj_get_properties *arg = data; 3330c543188aSPaulo Zanoni struct drm_mode_object *obj; 3331c543188aSPaulo Zanoni int ret = 0; 3332c543188aSPaulo Zanoni int i; 3333c543188aSPaulo Zanoni int copied = 0; 3334c543188aSPaulo Zanoni int props_count = 0; 3335c543188aSPaulo Zanoni uint32_t __user *props_ptr; 3336c543188aSPaulo Zanoni uint64_t __user *prop_values_ptr; 3337c543188aSPaulo Zanoni 3338c543188aSPaulo Zanoni if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3339c543188aSPaulo Zanoni return -EINVAL; 3340c543188aSPaulo Zanoni 334184849903SDaniel Vetter drm_modeset_lock_all(dev); 3342c543188aSPaulo Zanoni 3343c543188aSPaulo Zanoni obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); 3344c543188aSPaulo Zanoni if (!obj) { 3345c543188aSPaulo Zanoni ret = -EINVAL; 3346c543188aSPaulo Zanoni goto out; 3347c543188aSPaulo Zanoni } 3348c543188aSPaulo Zanoni if (!obj->properties) { 3349c543188aSPaulo Zanoni ret = -EINVAL; 3350c543188aSPaulo Zanoni goto out; 3351c543188aSPaulo Zanoni } 3352c543188aSPaulo Zanoni 33537f88a9beSPaulo Zanoni props_count = obj->properties->count; 3354c543188aSPaulo Zanoni 3355c543188aSPaulo Zanoni /* This ioctl is called twice, once to determine how much space is 3356c543188aSPaulo Zanoni * needed, and the 2nd time to fill it. */ 3357c543188aSPaulo Zanoni if ((arg->count_props >= props_count) && props_count) { 3358c543188aSPaulo Zanoni copied = 0; 3359c543188aSPaulo Zanoni props_ptr = (uint32_t __user *)(unsigned long)(arg->props_ptr); 3360c543188aSPaulo Zanoni prop_values_ptr = (uint64_t __user *)(unsigned long) 3361c543188aSPaulo Zanoni (arg->prop_values_ptr); 3362c543188aSPaulo Zanoni for (i = 0; i < props_count; i++) { 3363c543188aSPaulo Zanoni if (put_user(obj->properties->ids[i], 3364c543188aSPaulo Zanoni props_ptr + copied)) { 3365c543188aSPaulo Zanoni ret = -EFAULT; 3366c543188aSPaulo Zanoni goto out; 3367c543188aSPaulo Zanoni } 3368c543188aSPaulo Zanoni if (put_user(obj->properties->values[i], 3369c543188aSPaulo Zanoni prop_values_ptr + copied)) { 3370c543188aSPaulo Zanoni ret = -EFAULT; 3371c543188aSPaulo Zanoni goto out; 3372c543188aSPaulo Zanoni } 3373c543188aSPaulo Zanoni copied++; 3374c543188aSPaulo Zanoni } 3375c543188aSPaulo Zanoni } 3376c543188aSPaulo Zanoni arg->count_props = props_count; 3377c543188aSPaulo Zanoni out: 337884849903SDaniel Vetter drm_modeset_unlock_all(dev); 3379c543188aSPaulo Zanoni return ret; 3380c543188aSPaulo Zanoni } 3381c543188aSPaulo Zanoni 3382c543188aSPaulo Zanoni int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, 3383c543188aSPaulo Zanoni struct drm_file *file_priv) 3384c543188aSPaulo Zanoni { 3385c543188aSPaulo Zanoni struct drm_mode_obj_set_property *arg = data; 3386c543188aSPaulo Zanoni struct drm_mode_object *arg_obj; 3387c543188aSPaulo Zanoni struct drm_mode_object *prop_obj; 3388c543188aSPaulo Zanoni struct drm_property *property; 3389c543188aSPaulo Zanoni int ret = -EINVAL; 3390c543188aSPaulo Zanoni int i; 3391c543188aSPaulo Zanoni 3392c543188aSPaulo Zanoni if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3393c543188aSPaulo Zanoni return -EINVAL; 3394c543188aSPaulo Zanoni 339584849903SDaniel Vetter drm_modeset_lock_all(dev); 3396c543188aSPaulo Zanoni 3397c543188aSPaulo Zanoni arg_obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); 3398c543188aSPaulo Zanoni if (!arg_obj) 3399c543188aSPaulo Zanoni goto out; 3400c543188aSPaulo Zanoni if (!arg_obj->properties) 3401c543188aSPaulo Zanoni goto out; 3402c543188aSPaulo Zanoni 34037f88a9beSPaulo Zanoni for (i = 0; i < arg_obj->properties->count; i++) 3404c543188aSPaulo Zanoni if (arg_obj->properties->ids[i] == arg->prop_id) 3405c543188aSPaulo Zanoni break; 3406c543188aSPaulo Zanoni 34077f88a9beSPaulo Zanoni if (i == arg_obj->properties->count) 3408c543188aSPaulo Zanoni goto out; 3409c543188aSPaulo Zanoni 3410c543188aSPaulo Zanoni prop_obj = drm_mode_object_find(dev, arg->prop_id, 3411c543188aSPaulo Zanoni DRM_MODE_OBJECT_PROPERTY); 3412c543188aSPaulo Zanoni if (!prop_obj) 3413c543188aSPaulo Zanoni goto out; 3414c543188aSPaulo Zanoni property = obj_to_property(prop_obj); 3415c543188aSPaulo Zanoni 3416c543188aSPaulo Zanoni if (!drm_property_change_is_valid(property, arg->value)) 3417c543188aSPaulo Zanoni goto out; 3418c543188aSPaulo Zanoni 3419c543188aSPaulo Zanoni switch (arg_obj->type) { 3420c543188aSPaulo Zanoni case DRM_MODE_OBJECT_CONNECTOR: 3421c543188aSPaulo Zanoni ret = drm_mode_connector_set_obj_prop(arg_obj, property, 3422c543188aSPaulo Zanoni arg->value); 3423c543188aSPaulo Zanoni break; 3424bffd9de0SPaulo Zanoni case DRM_MODE_OBJECT_CRTC: 3425bffd9de0SPaulo Zanoni ret = drm_mode_crtc_set_obj_prop(arg_obj, property, arg->value); 3426bffd9de0SPaulo Zanoni break; 34274d93914aSRob Clark case DRM_MODE_OBJECT_PLANE: 34284d93914aSRob Clark ret = drm_mode_plane_set_obj_prop(arg_obj, property, arg->value); 34294d93914aSRob Clark break; 3430c543188aSPaulo Zanoni } 3431c543188aSPaulo Zanoni 3432c543188aSPaulo Zanoni out: 343384849903SDaniel Vetter drm_modeset_unlock_all(dev); 3434c543188aSPaulo Zanoni return ret; 3435c543188aSPaulo Zanoni } 3436c543188aSPaulo Zanoni 3437f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 3438f453ba04SDave Airlie struct drm_encoder *encoder) 3439f453ba04SDave Airlie { 3440f453ba04SDave Airlie int i; 3441f453ba04SDave Airlie 3442f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3443f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 3444f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 3445f453ba04SDave Airlie return 0; 3446f453ba04SDave Airlie } 3447f453ba04SDave Airlie } 3448f453ba04SDave Airlie return -ENOMEM; 3449f453ba04SDave Airlie } 3450f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 3451f453ba04SDave Airlie 3452f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 3453f453ba04SDave Airlie struct drm_encoder *encoder) 3454f453ba04SDave Airlie { 3455f453ba04SDave Airlie int i; 3456f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3457f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 3458f453ba04SDave Airlie connector->encoder_ids[i] = 0; 3459f453ba04SDave Airlie if (connector->encoder == encoder) 3460f453ba04SDave Airlie connector->encoder = NULL; 3461f453ba04SDave Airlie break; 3462f453ba04SDave Airlie } 3463f453ba04SDave Airlie } 3464f453ba04SDave Airlie } 3465f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 3466f453ba04SDave Airlie 34674cae5b84SSascha Hauer int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 3468f453ba04SDave Airlie int gamma_size) 3469f453ba04SDave Airlie { 3470f453ba04SDave Airlie crtc->gamma_size = gamma_size; 3471f453ba04SDave Airlie 3472f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 3473f453ba04SDave Airlie if (!crtc->gamma_store) { 3474f453ba04SDave Airlie crtc->gamma_size = 0; 34754cae5b84SSascha Hauer return -ENOMEM; 3476f453ba04SDave Airlie } 3477f453ba04SDave Airlie 34784cae5b84SSascha Hauer return 0; 3479f453ba04SDave Airlie } 3480f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 3481f453ba04SDave Airlie 3482f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 3483f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3484f453ba04SDave Airlie { 3485f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3486f453ba04SDave Airlie struct drm_mode_object *obj; 3487f453ba04SDave Airlie struct drm_crtc *crtc; 3488f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3489f453ba04SDave Airlie int size; 3490f453ba04SDave Airlie int ret = 0; 3491f453ba04SDave Airlie 3492fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3493fb3b06c8SDave Airlie return -EINVAL; 3494fb3b06c8SDave Airlie 349584849903SDaniel Vetter drm_modeset_lock_all(dev); 3496f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3497f453ba04SDave Airlie if (!obj) { 3498f453ba04SDave Airlie ret = -EINVAL; 3499f453ba04SDave Airlie goto out; 3500f453ba04SDave Airlie } 3501f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3502f453ba04SDave Airlie 3503ebe0f244SLaurent Pinchart if (crtc->funcs->gamma_set == NULL) { 3504ebe0f244SLaurent Pinchart ret = -ENOSYS; 3505ebe0f244SLaurent Pinchart goto out; 3506ebe0f244SLaurent Pinchart } 3507ebe0f244SLaurent Pinchart 3508f453ba04SDave Airlie /* memcpy into gamma store */ 3509f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3510f453ba04SDave Airlie ret = -EINVAL; 3511f453ba04SDave Airlie goto out; 3512f453ba04SDave Airlie } 3513f453ba04SDave Airlie 3514f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3515f453ba04SDave Airlie r_base = crtc->gamma_store; 3516f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 3517f453ba04SDave Airlie ret = -EFAULT; 3518f453ba04SDave Airlie goto out; 3519f453ba04SDave Airlie } 3520f453ba04SDave Airlie 3521f453ba04SDave Airlie g_base = r_base + size; 3522f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 3523f453ba04SDave Airlie ret = -EFAULT; 3524f453ba04SDave Airlie goto out; 3525f453ba04SDave Airlie } 3526f453ba04SDave Airlie 3527f453ba04SDave Airlie b_base = g_base + size; 3528f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 3529f453ba04SDave Airlie ret = -EFAULT; 3530f453ba04SDave Airlie goto out; 3531f453ba04SDave Airlie } 3532f453ba04SDave Airlie 35337203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 3534f453ba04SDave Airlie 3535f453ba04SDave Airlie out: 353684849903SDaniel Vetter drm_modeset_unlock_all(dev); 3537f453ba04SDave Airlie return ret; 3538f453ba04SDave Airlie 3539f453ba04SDave Airlie } 3540f453ba04SDave Airlie 3541f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 3542f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3543f453ba04SDave Airlie { 3544f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3545f453ba04SDave Airlie struct drm_mode_object *obj; 3546f453ba04SDave Airlie struct drm_crtc *crtc; 3547f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3548f453ba04SDave Airlie int size; 3549f453ba04SDave Airlie int ret = 0; 3550f453ba04SDave Airlie 3551fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3552fb3b06c8SDave Airlie return -EINVAL; 3553fb3b06c8SDave Airlie 355484849903SDaniel Vetter drm_modeset_lock_all(dev); 3555f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3556f453ba04SDave Airlie if (!obj) { 3557f453ba04SDave Airlie ret = -EINVAL; 3558f453ba04SDave Airlie goto out; 3559f453ba04SDave Airlie } 3560f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3561f453ba04SDave Airlie 3562f453ba04SDave Airlie /* memcpy into gamma store */ 3563f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3564f453ba04SDave Airlie ret = -EINVAL; 3565f453ba04SDave Airlie goto out; 3566f453ba04SDave Airlie } 3567f453ba04SDave Airlie 3568f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3569f453ba04SDave Airlie r_base = crtc->gamma_store; 3570f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 3571f453ba04SDave Airlie ret = -EFAULT; 3572f453ba04SDave Airlie goto out; 3573f453ba04SDave Airlie } 3574f453ba04SDave Airlie 3575f453ba04SDave Airlie g_base = r_base + size; 3576f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 3577f453ba04SDave Airlie ret = -EFAULT; 3578f453ba04SDave Airlie goto out; 3579f453ba04SDave Airlie } 3580f453ba04SDave Airlie 3581f453ba04SDave Airlie b_base = g_base + size; 3582f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 3583f453ba04SDave Airlie ret = -EFAULT; 3584f453ba04SDave Airlie goto out; 3585f453ba04SDave Airlie } 3586f453ba04SDave Airlie out: 358784849903SDaniel Vetter drm_modeset_unlock_all(dev); 3588f453ba04SDave Airlie return ret; 3589f453ba04SDave Airlie } 3590d91d8a3fSKristian Høgsberg 3591d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 3592d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 3593d91d8a3fSKristian Høgsberg { 3594d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 3595d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 3596d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 3597b0d12325SDaniel Vetter struct drm_framebuffer *fb = NULL, *old_fb = NULL; 3598d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 3599d91d8a3fSKristian Høgsberg unsigned long flags; 3600d91d8a3fSKristian Høgsberg int ret = -EINVAL; 3601d91d8a3fSKristian Høgsberg 3602d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3603d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 3604d91d8a3fSKristian Høgsberg return -EINVAL; 3605d91d8a3fSKristian Høgsberg 360662f2104fSKeith Packard if ((page_flip->flags & DRM_MODE_PAGE_FLIP_ASYNC) && !dev->mode_config.async_page_flip) 360762f2104fSKeith Packard return -EINVAL; 360862f2104fSKeith Packard 3609d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3610d91d8a3fSKristian Høgsberg if (!obj) 3611b4d5e7d1SDaniel Vetter return -EINVAL; 3612d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 3613d91d8a3fSKristian Høgsberg 3614b4d5e7d1SDaniel Vetter mutex_lock(&crtc->mutex); 361590c1efddSChris Wilson if (crtc->fb == NULL) { 361690c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 361790c1efddSChris Wilson * due to a hotplug event, that userspace has not 361890c1efddSChris Wilson * yet discovered. 361990c1efddSChris Wilson */ 362090c1efddSChris Wilson ret = -EBUSY; 362190c1efddSChris Wilson goto out; 362290c1efddSChris Wilson } 362390c1efddSChris Wilson 3624d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 3625d91d8a3fSKristian Høgsberg goto out; 3626d91d8a3fSKristian Høgsberg 3627786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, page_flip->fb_id); 3628786b99edSDaniel Vetter if (!fb) 3629d91d8a3fSKristian Høgsberg goto out; 3630d91d8a3fSKristian Høgsberg 3631c11e9283SDamien Lespiau ret = drm_crtc_check_viewport(crtc, crtc->x, crtc->y, &crtc->mode, fb); 3632c11e9283SDamien Lespiau if (ret) 36335f61bb42SVille Syrjälä goto out; 36345f61bb42SVille Syrjälä 3635909d9cdaSLaurent Pinchart if (crtc->fb->pixel_format != fb->pixel_format) { 3636909d9cdaSLaurent Pinchart DRM_DEBUG_KMS("Page flip is not allowed to change frame buffer format.\n"); 3637909d9cdaSLaurent Pinchart ret = -EINVAL; 3638909d9cdaSLaurent Pinchart goto out; 3639909d9cdaSLaurent Pinchart } 3640909d9cdaSLaurent Pinchart 3641d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3642d91d8a3fSKristian Høgsberg ret = -ENOMEM; 3643d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3644d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 3645d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3646d91d8a3fSKristian Høgsberg goto out; 3647d91d8a3fSKristian Høgsberg } 3648d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 3649d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3650d91d8a3fSKristian Høgsberg 3651d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 3652d91d8a3fSKristian Høgsberg if (e == NULL) { 3653d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3654d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3655d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3656d91d8a3fSKristian Høgsberg goto out; 3657d91d8a3fSKristian Høgsberg } 3658d91d8a3fSKristian Høgsberg 36597bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3660d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 3661d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 3662d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 3663d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 3664d91d8a3fSKristian Høgsberg e->base.destroy = 3665d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 3666d91d8a3fSKristian Høgsberg } 3667d91d8a3fSKristian Høgsberg 3668b0d12325SDaniel Vetter old_fb = crtc->fb; 3669ed8d1975SKeith Packard ret = crtc->funcs->page_flip(crtc, fb, e, page_flip->flags); 3670d91d8a3fSKristian Høgsberg if (ret) { 3671aef6a7eeSJoonyoung Shim if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3672d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3673d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3674d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3675d91d8a3fSKristian Høgsberg kfree(e); 3676d91d8a3fSKristian Høgsberg } 3677b0d12325SDaniel Vetter /* Keep the old fb, don't unref it. */ 3678b0d12325SDaniel Vetter old_fb = NULL; 3679b0d12325SDaniel Vetter } else { 36808cf1e981SThierry Reding /* 36818cf1e981SThierry Reding * Warn if the driver hasn't properly updated the crtc->fb 36828cf1e981SThierry Reding * field to reflect that the new framebuffer is now used. 36838cf1e981SThierry Reding * Failing to do so will screw with the reference counting 36848cf1e981SThierry Reding * on framebuffers. 36858cf1e981SThierry Reding */ 36868cf1e981SThierry Reding WARN_ON(crtc->fb != fb); 3687b0d12325SDaniel Vetter /* Unref only the old framebuffer. */ 3688b0d12325SDaniel Vetter fb = NULL; 3689aef6a7eeSJoonyoung Shim } 3690d91d8a3fSKristian Høgsberg 3691d91d8a3fSKristian Høgsberg out: 3692b0d12325SDaniel Vetter if (fb) 3693b0d12325SDaniel Vetter drm_framebuffer_unreference(fb); 3694b0d12325SDaniel Vetter if (old_fb) 3695b0d12325SDaniel Vetter drm_framebuffer_unreference(old_fb); 3696b4d5e7d1SDaniel Vetter mutex_unlock(&crtc->mutex); 3697b4d5e7d1SDaniel Vetter 3698d91d8a3fSKristian Høgsberg return ret; 3699d91d8a3fSKristian Høgsberg } 3700eb033556SChris Wilson 3701eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 3702eb033556SChris Wilson { 3703eb033556SChris Wilson struct drm_crtc *crtc; 3704eb033556SChris Wilson struct drm_encoder *encoder; 3705eb033556SChris Wilson struct drm_connector *connector; 3706eb033556SChris Wilson 3707eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3708eb033556SChris Wilson if (crtc->funcs->reset) 3709eb033556SChris Wilson crtc->funcs->reset(crtc); 3710eb033556SChris Wilson 3711eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3712eb033556SChris Wilson if (encoder->funcs->reset) 3713eb033556SChris Wilson encoder->funcs->reset(encoder); 3714eb033556SChris Wilson 37155e2cb2f6SDaniel Vetter list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 37165e2cb2f6SDaniel Vetter connector->status = connector_status_unknown; 37175e2cb2f6SDaniel Vetter 3718eb033556SChris Wilson if (connector->funcs->reset) 3719eb033556SChris Wilson connector->funcs->reset(connector); 3720eb033556SChris Wilson } 37215e2cb2f6SDaniel Vetter } 3722eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 3723ff72145bSDave Airlie 3724ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 3725ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3726ff72145bSDave Airlie { 3727ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 3728ff72145bSDave Airlie 3729ff72145bSDave Airlie if (!dev->driver->dumb_create) 3730ff72145bSDave Airlie return -ENOSYS; 3731ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 3732ff72145bSDave Airlie } 3733ff72145bSDave Airlie 3734ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3735ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3736ff72145bSDave Airlie { 3737ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 3738ff72145bSDave Airlie 3739ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 3740ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 3741ff72145bSDave Airlie return -ENOSYS; 3742ff72145bSDave Airlie 3743ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3744ff72145bSDave Airlie } 3745ff72145bSDave Airlie 3746ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3747ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3748ff72145bSDave Airlie { 3749ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 3750ff72145bSDave Airlie 3751ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 3752ff72145bSDave Airlie return -ENOSYS; 3753ff72145bSDave Airlie 3754ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3755ff72145bSDave Airlie } 3756248dbc23SDave Airlie 3757248dbc23SDave Airlie /* 3758248dbc23SDave Airlie * Just need to support RGB formats here for compat with code that doesn't 3759248dbc23SDave Airlie * use pixel formats directly yet. 3760248dbc23SDave Airlie */ 3761248dbc23SDave Airlie void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3762248dbc23SDave Airlie int *bpp) 3763248dbc23SDave Airlie { 3764248dbc23SDave Airlie switch (format) { 3765c51a6bc5SVille Syrjälä case DRM_FORMAT_C8: 376604b3924dSVille Syrjälä case DRM_FORMAT_RGB332: 376704b3924dSVille Syrjälä case DRM_FORMAT_BGR233: 3768248dbc23SDave Airlie *depth = 8; 3769248dbc23SDave Airlie *bpp = 8; 3770248dbc23SDave Airlie break; 377104b3924dSVille Syrjälä case DRM_FORMAT_XRGB1555: 377204b3924dSVille Syrjälä case DRM_FORMAT_XBGR1555: 377304b3924dSVille Syrjälä case DRM_FORMAT_RGBX5551: 377404b3924dSVille Syrjälä case DRM_FORMAT_BGRX5551: 377504b3924dSVille Syrjälä case DRM_FORMAT_ARGB1555: 377604b3924dSVille Syrjälä case DRM_FORMAT_ABGR1555: 377704b3924dSVille Syrjälä case DRM_FORMAT_RGBA5551: 377804b3924dSVille Syrjälä case DRM_FORMAT_BGRA5551: 3779248dbc23SDave Airlie *depth = 15; 3780248dbc23SDave Airlie *bpp = 16; 3781248dbc23SDave Airlie break; 378204b3924dSVille Syrjälä case DRM_FORMAT_RGB565: 378304b3924dSVille Syrjälä case DRM_FORMAT_BGR565: 3784248dbc23SDave Airlie *depth = 16; 3785248dbc23SDave Airlie *bpp = 16; 3786248dbc23SDave Airlie break; 378704b3924dSVille Syrjälä case DRM_FORMAT_RGB888: 378804b3924dSVille Syrjälä case DRM_FORMAT_BGR888: 378904b3924dSVille Syrjälä *depth = 24; 379004b3924dSVille Syrjälä *bpp = 24; 379104b3924dSVille Syrjälä break; 379204b3924dSVille Syrjälä case DRM_FORMAT_XRGB8888: 379304b3924dSVille Syrjälä case DRM_FORMAT_XBGR8888: 379404b3924dSVille Syrjälä case DRM_FORMAT_RGBX8888: 379504b3924dSVille Syrjälä case DRM_FORMAT_BGRX8888: 3796248dbc23SDave Airlie *depth = 24; 3797248dbc23SDave Airlie *bpp = 32; 3798248dbc23SDave Airlie break; 379904b3924dSVille Syrjälä case DRM_FORMAT_XRGB2101010: 380004b3924dSVille Syrjälä case DRM_FORMAT_XBGR2101010: 380104b3924dSVille Syrjälä case DRM_FORMAT_RGBX1010102: 380204b3924dSVille Syrjälä case DRM_FORMAT_BGRX1010102: 380304b3924dSVille Syrjälä case DRM_FORMAT_ARGB2101010: 380404b3924dSVille Syrjälä case DRM_FORMAT_ABGR2101010: 380504b3924dSVille Syrjälä case DRM_FORMAT_RGBA1010102: 380604b3924dSVille Syrjälä case DRM_FORMAT_BGRA1010102: 3807248dbc23SDave Airlie *depth = 30; 3808248dbc23SDave Airlie *bpp = 32; 3809248dbc23SDave Airlie break; 381004b3924dSVille Syrjälä case DRM_FORMAT_ARGB8888: 381104b3924dSVille Syrjälä case DRM_FORMAT_ABGR8888: 381204b3924dSVille Syrjälä case DRM_FORMAT_RGBA8888: 381304b3924dSVille Syrjälä case DRM_FORMAT_BGRA8888: 3814248dbc23SDave Airlie *depth = 32; 3815248dbc23SDave Airlie *bpp = 32; 3816248dbc23SDave Airlie break; 3817248dbc23SDave Airlie default: 3818248dbc23SDave Airlie DRM_DEBUG_KMS("unsupported pixel format\n"); 3819248dbc23SDave Airlie *depth = 0; 3820248dbc23SDave Airlie *bpp = 0; 3821248dbc23SDave Airlie break; 3822248dbc23SDave Airlie } 3823248dbc23SDave Airlie } 3824248dbc23SDave Airlie EXPORT_SYMBOL(drm_fb_get_bpp_depth); 3825141670e9SVille Syrjälä 3826141670e9SVille Syrjälä /** 3827141670e9SVille Syrjälä * drm_format_num_planes - get the number of planes for format 3828141670e9SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 3829141670e9SVille Syrjälä * 3830141670e9SVille Syrjälä * RETURNS: 3831141670e9SVille Syrjälä * The number of planes used by the specified pixel format. 3832141670e9SVille Syrjälä */ 3833141670e9SVille Syrjälä int drm_format_num_planes(uint32_t format) 3834141670e9SVille Syrjälä { 3835141670e9SVille Syrjälä switch (format) { 3836141670e9SVille Syrjälä case DRM_FORMAT_YUV410: 3837141670e9SVille Syrjälä case DRM_FORMAT_YVU410: 3838141670e9SVille Syrjälä case DRM_FORMAT_YUV411: 3839141670e9SVille Syrjälä case DRM_FORMAT_YVU411: 3840141670e9SVille Syrjälä case DRM_FORMAT_YUV420: 3841141670e9SVille Syrjälä case DRM_FORMAT_YVU420: 3842141670e9SVille Syrjälä case DRM_FORMAT_YUV422: 3843141670e9SVille Syrjälä case DRM_FORMAT_YVU422: 3844141670e9SVille Syrjälä case DRM_FORMAT_YUV444: 3845141670e9SVille Syrjälä case DRM_FORMAT_YVU444: 3846141670e9SVille Syrjälä return 3; 3847141670e9SVille Syrjälä case DRM_FORMAT_NV12: 3848141670e9SVille Syrjälä case DRM_FORMAT_NV21: 3849141670e9SVille Syrjälä case DRM_FORMAT_NV16: 3850141670e9SVille Syrjälä case DRM_FORMAT_NV61: 3851ba623f6aSLaurent Pinchart case DRM_FORMAT_NV24: 3852ba623f6aSLaurent Pinchart case DRM_FORMAT_NV42: 3853141670e9SVille Syrjälä return 2; 3854141670e9SVille Syrjälä default: 3855141670e9SVille Syrjälä return 1; 3856141670e9SVille Syrjälä } 3857141670e9SVille Syrjälä } 3858141670e9SVille Syrjälä EXPORT_SYMBOL(drm_format_num_planes); 38595a86bd55SVille Syrjälä 38605a86bd55SVille Syrjälä /** 38615a86bd55SVille Syrjälä * drm_format_plane_cpp - determine the bytes per pixel value 38625a86bd55SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 38635a86bd55SVille Syrjälä * @plane: plane index 38645a86bd55SVille Syrjälä * 38655a86bd55SVille Syrjälä * RETURNS: 38665a86bd55SVille Syrjälä * The bytes per pixel value for the specified plane. 38675a86bd55SVille Syrjälä */ 38685a86bd55SVille Syrjälä int drm_format_plane_cpp(uint32_t format, int plane) 38695a86bd55SVille Syrjälä { 38705a86bd55SVille Syrjälä unsigned int depth; 38715a86bd55SVille Syrjälä int bpp; 38725a86bd55SVille Syrjälä 38735a86bd55SVille Syrjälä if (plane >= drm_format_num_planes(format)) 38745a86bd55SVille Syrjälä return 0; 38755a86bd55SVille Syrjälä 38765a86bd55SVille Syrjälä switch (format) { 38775a86bd55SVille Syrjälä case DRM_FORMAT_YUYV: 38785a86bd55SVille Syrjälä case DRM_FORMAT_YVYU: 38795a86bd55SVille Syrjälä case DRM_FORMAT_UYVY: 38805a86bd55SVille Syrjälä case DRM_FORMAT_VYUY: 38815a86bd55SVille Syrjälä return 2; 38825a86bd55SVille Syrjälä case DRM_FORMAT_NV12: 38835a86bd55SVille Syrjälä case DRM_FORMAT_NV21: 38845a86bd55SVille Syrjälä case DRM_FORMAT_NV16: 38855a86bd55SVille Syrjälä case DRM_FORMAT_NV61: 3886ba623f6aSLaurent Pinchart case DRM_FORMAT_NV24: 3887ba623f6aSLaurent Pinchart case DRM_FORMAT_NV42: 38885a86bd55SVille Syrjälä return plane ? 2 : 1; 38895a86bd55SVille Syrjälä case DRM_FORMAT_YUV410: 38905a86bd55SVille Syrjälä case DRM_FORMAT_YVU410: 38915a86bd55SVille Syrjälä case DRM_FORMAT_YUV411: 38925a86bd55SVille Syrjälä case DRM_FORMAT_YVU411: 38935a86bd55SVille Syrjälä case DRM_FORMAT_YUV420: 38945a86bd55SVille Syrjälä case DRM_FORMAT_YVU420: 38955a86bd55SVille Syrjälä case DRM_FORMAT_YUV422: 38965a86bd55SVille Syrjälä case DRM_FORMAT_YVU422: 38975a86bd55SVille Syrjälä case DRM_FORMAT_YUV444: 38985a86bd55SVille Syrjälä case DRM_FORMAT_YVU444: 38995a86bd55SVille Syrjälä return 1; 39005a86bd55SVille Syrjälä default: 39015a86bd55SVille Syrjälä drm_fb_get_bpp_depth(format, &depth, &bpp); 39025a86bd55SVille Syrjälä return bpp >> 3; 39035a86bd55SVille Syrjälä } 39045a86bd55SVille Syrjälä } 39055a86bd55SVille Syrjälä EXPORT_SYMBOL(drm_format_plane_cpp); 390601b68b04SVille Syrjälä 390701b68b04SVille Syrjälä /** 390801b68b04SVille Syrjälä * drm_format_horz_chroma_subsampling - get the horizontal chroma subsampling factor 390901b68b04SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 391001b68b04SVille Syrjälä * 391101b68b04SVille Syrjälä * RETURNS: 391201b68b04SVille Syrjälä * The horizontal chroma subsampling factor for the 391301b68b04SVille Syrjälä * specified pixel format. 391401b68b04SVille Syrjälä */ 391501b68b04SVille Syrjälä int drm_format_horz_chroma_subsampling(uint32_t format) 391601b68b04SVille Syrjälä { 391701b68b04SVille Syrjälä switch (format) { 391801b68b04SVille Syrjälä case DRM_FORMAT_YUV411: 391901b68b04SVille Syrjälä case DRM_FORMAT_YVU411: 392001b68b04SVille Syrjälä case DRM_FORMAT_YUV410: 392101b68b04SVille Syrjälä case DRM_FORMAT_YVU410: 392201b68b04SVille Syrjälä return 4; 392301b68b04SVille Syrjälä case DRM_FORMAT_YUYV: 392401b68b04SVille Syrjälä case DRM_FORMAT_YVYU: 392501b68b04SVille Syrjälä case DRM_FORMAT_UYVY: 392601b68b04SVille Syrjälä case DRM_FORMAT_VYUY: 392701b68b04SVille Syrjälä case DRM_FORMAT_NV12: 392801b68b04SVille Syrjälä case DRM_FORMAT_NV21: 392901b68b04SVille Syrjälä case DRM_FORMAT_NV16: 393001b68b04SVille Syrjälä case DRM_FORMAT_NV61: 393101b68b04SVille Syrjälä case DRM_FORMAT_YUV422: 393201b68b04SVille Syrjälä case DRM_FORMAT_YVU422: 393301b68b04SVille Syrjälä case DRM_FORMAT_YUV420: 393401b68b04SVille Syrjälä case DRM_FORMAT_YVU420: 393501b68b04SVille Syrjälä return 2; 393601b68b04SVille Syrjälä default: 393701b68b04SVille Syrjälä return 1; 393801b68b04SVille Syrjälä } 393901b68b04SVille Syrjälä } 394001b68b04SVille Syrjälä EXPORT_SYMBOL(drm_format_horz_chroma_subsampling); 394101b68b04SVille Syrjälä 394201b68b04SVille Syrjälä /** 394301b68b04SVille Syrjälä * drm_format_vert_chroma_subsampling - get the vertical chroma subsampling factor 394401b68b04SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 394501b68b04SVille Syrjälä * 394601b68b04SVille Syrjälä * RETURNS: 394701b68b04SVille Syrjälä * The vertical chroma subsampling factor for the 394801b68b04SVille Syrjälä * specified pixel format. 394901b68b04SVille Syrjälä */ 395001b68b04SVille Syrjälä int drm_format_vert_chroma_subsampling(uint32_t format) 395101b68b04SVille Syrjälä { 395201b68b04SVille Syrjälä switch (format) { 395301b68b04SVille Syrjälä case DRM_FORMAT_YUV410: 395401b68b04SVille Syrjälä case DRM_FORMAT_YVU410: 395501b68b04SVille Syrjälä return 4; 395601b68b04SVille Syrjälä case DRM_FORMAT_YUV420: 395701b68b04SVille Syrjälä case DRM_FORMAT_YVU420: 395801b68b04SVille Syrjälä case DRM_FORMAT_NV12: 395901b68b04SVille Syrjälä case DRM_FORMAT_NV21: 396001b68b04SVille Syrjälä return 2; 396101b68b04SVille Syrjälä default: 396201b68b04SVille Syrjälä return 1; 396301b68b04SVille Syrjälä } 396401b68b04SVille Syrjälä } 396501b68b04SVille Syrjälä EXPORT_SYMBOL(drm_format_vert_chroma_subsampling); 396687d24fc3SLaurent Pinchart 396787d24fc3SLaurent Pinchart /** 396887d24fc3SLaurent Pinchart * drm_mode_config_init - initialize DRM mode_configuration structure 396987d24fc3SLaurent Pinchart * @dev: DRM device 397087d24fc3SLaurent Pinchart * 397187d24fc3SLaurent Pinchart * Initialize @dev's mode_config structure, used for tracking the graphics 397287d24fc3SLaurent Pinchart * configuration of @dev. 397387d24fc3SLaurent Pinchart * 397487d24fc3SLaurent Pinchart * Since this initializes the modeset locks, no locking is possible. Which is no 397587d24fc3SLaurent Pinchart * problem, since this should happen single threaded at init time. It is the 397687d24fc3SLaurent Pinchart * driver's problem to ensure this guarantee. 397787d24fc3SLaurent Pinchart * 397887d24fc3SLaurent Pinchart */ 397987d24fc3SLaurent Pinchart void drm_mode_config_init(struct drm_device *dev) 398087d24fc3SLaurent Pinchart { 398187d24fc3SLaurent Pinchart mutex_init(&dev->mode_config.mutex); 398287d24fc3SLaurent Pinchart mutex_init(&dev->mode_config.idr_mutex); 398387d24fc3SLaurent Pinchart mutex_init(&dev->mode_config.fb_lock); 398487d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.fb_list); 398587d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.crtc_list); 398687d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.connector_list); 39873b336ec4SSean Paul INIT_LIST_HEAD(&dev->mode_config.bridge_list); 398887d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.encoder_list); 398987d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.property_list); 399087d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 399187d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.plane_list); 399287d24fc3SLaurent Pinchart idr_init(&dev->mode_config.crtc_idr); 399387d24fc3SLaurent Pinchart 399487d24fc3SLaurent Pinchart drm_modeset_lock_all(dev); 399587d24fc3SLaurent Pinchart drm_mode_create_standard_connector_properties(dev); 399687d24fc3SLaurent Pinchart drm_modeset_unlock_all(dev); 399787d24fc3SLaurent Pinchart 399887d24fc3SLaurent Pinchart /* Just to be sure */ 399987d24fc3SLaurent Pinchart dev->mode_config.num_fb = 0; 400087d24fc3SLaurent Pinchart dev->mode_config.num_connector = 0; 400187d24fc3SLaurent Pinchart dev->mode_config.num_crtc = 0; 400287d24fc3SLaurent Pinchart dev->mode_config.num_encoder = 0; 400387d24fc3SLaurent Pinchart } 400487d24fc3SLaurent Pinchart EXPORT_SYMBOL(drm_mode_config_init); 400587d24fc3SLaurent Pinchart 400687d24fc3SLaurent Pinchart /** 400787d24fc3SLaurent Pinchart * drm_mode_config_cleanup - free up DRM mode_config info 400887d24fc3SLaurent Pinchart * @dev: DRM device 400987d24fc3SLaurent Pinchart * 401087d24fc3SLaurent Pinchart * Free up all the connectors and CRTCs associated with this DRM device, then 401187d24fc3SLaurent Pinchart * free up the framebuffers and associated buffer objects. 401287d24fc3SLaurent Pinchart * 401387d24fc3SLaurent Pinchart * Note that since this /should/ happen single-threaded at driver/device 401487d24fc3SLaurent Pinchart * teardown time, no locking is required. It's the driver's job to ensure that 401587d24fc3SLaurent Pinchart * this guarantee actually holds true. 401687d24fc3SLaurent Pinchart * 401787d24fc3SLaurent Pinchart * FIXME: cleanup any dangling user buffer objects too 401887d24fc3SLaurent Pinchart */ 401987d24fc3SLaurent Pinchart void drm_mode_config_cleanup(struct drm_device *dev) 402087d24fc3SLaurent Pinchart { 402187d24fc3SLaurent Pinchart struct drm_connector *connector, *ot; 402287d24fc3SLaurent Pinchart struct drm_crtc *crtc, *ct; 402387d24fc3SLaurent Pinchart struct drm_encoder *encoder, *enct; 40243b336ec4SSean Paul struct drm_bridge *bridge, *brt; 402587d24fc3SLaurent Pinchart struct drm_framebuffer *fb, *fbt; 402687d24fc3SLaurent Pinchart struct drm_property *property, *pt; 402787d24fc3SLaurent Pinchart struct drm_property_blob *blob, *bt; 402887d24fc3SLaurent Pinchart struct drm_plane *plane, *plt; 402987d24fc3SLaurent Pinchart 403087d24fc3SLaurent Pinchart list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 403187d24fc3SLaurent Pinchart head) { 403287d24fc3SLaurent Pinchart encoder->funcs->destroy(encoder); 403387d24fc3SLaurent Pinchart } 403487d24fc3SLaurent Pinchart 40353b336ec4SSean Paul list_for_each_entry_safe(bridge, brt, 40363b336ec4SSean Paul &dev->mode_config.bridge_list, head) { 40373b336ec4SSean Paul bridge->funcs->destroy(bridge); 40383b336ec4SSean Paul } 40393b336ec4SSean Paul 404087d24fc3SLaurent Pinchart list_for_each_entry_safe(connector, ot, 404187d24fc3SLaurent Pinchart &dev->mode_config.connector_list, head) { 404287d24fc3SLaurent Pinchart connector->funcs->destroy(connector); 404387d24fc3SLaurent Pinchart } 404487d24fc3SLaurent Pinchart 404587d24fc3SLaurent Pinchart list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 404687d24fc3SLaurent Pinchart head) { 404787d24fc3SLaurent Pinchart drm_property_destroy(dev, property); 404887d24fc3SLaurent Pinchart } 404987d24fc3SLaurent Pinchart 405087d24fc3SLaurent Pinchart list_for_each_entry_safe(blob, bt, &dev->mode_config.property_blob_list, 405187d24fc3SLaurent Pinchart head) { 405287d24fc3SLaurent Pinchart drm_property_destroy_blob(dev, blob); 405387d24fc3SLaurent Pinchart } 405487d24fc3SLaurent Pinchart 405587d24fc3SLaurent Pinchart /* 405687d24fc3SLaurent Pinchart * Single-threaded teardown context, so it's not required to grab the 405787d24fc3SLaurent Pinchart * fb_lock to protect against concurrent fb_list access. Contrary, it 405887d24fc3SLaurent Pinchart * would actually deadlock with the drm_framebuffer_cleanup function. 405987d24fc3SLaurent Pinchart * 406087d24fc3SLaurent Pinchart * Also, if there are any framebuffers left, that's a driver leak now, 406187d24fc3SLaurent Pinchart * so politely WARN about this. 406287d24fc3SLaurent Pinchart */ 406387d24fc3SLaurent Pinchart WARN_ON(!list_empty(&dev->mode_config.fb_list)); 406487d24fc3SLaurent Pinchart list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 406587d24fc3SLaurent Pinchart drm_framebuffer_remove(fb); 406687d24fc3SLaurent Pinchart } 406787d24fc3SLaurent Pinchart 406887d24fc3SLaurent Pinchart list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 406987d24fc3SLaurent Pinchart head) { 407087d24fc3SLaurent Pinchart plane->funcs->destroy(plane); 407187d24fc3SLaurent Pinchart } 407287d24fc3SLaurent Pinchart 407387d24fc3SLaurent Pinchart list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 407487d24fc3SLaurent Pinchart crtc->funcs->destroy(crtc); 407587d24fc3SLaurent Pinchart } 407687d24fc3SLaurent Pinchart 407787d24fc3SLaurent Pinchart idr_destroy(&dev->mode_config.crtc_idr); 407887d24fc3SLaurent Pinchart } 407987d24fc3SLaurent Pinchart EXPORT_SYMBOL(drm_mode_config_cleanup); 4080