1f453ba04SDave Airlie /* 2f453ba04SDave Airlie * Copyright (c) 2006-2008 Intel Corporation 3f453ba04SDave Airlie * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> 4f453ba04SDave Airlie * Copyright (c) 2008 Red Hat Inc. 5f453ba04SDave Airlie * 6f453ba04SDave Airlie * DRM core CRTC related functions 7f453ba04SDave Airlie * 8f453ba04SDave Airlie * Permission to use, copy, modify, distribute, and sell this software and its 9f453ba04SDave Airlie * documentation for any purpose is hereby granted without fee, provided that 10f453ba04SDave Airlie * the above copyright notice appear in all copies and that both that copyright 11f453ba04SDave Airlie * notice and this permission notice appear in supporting documentation, and 12f453ba04SDave Airlie * that the name of the copyright holders not be used in advertising or 13f453ba04SDave Airlie * publicity pertaining to distribution of the software without specific, 14f453ba04SDave Airlie * written prior permission. The copyright holders make no representations 15f453ba04SDave Airlie * about the suitability of this software for any purpose. It is provided "as 16f453ba04SDave Airlie * is" without express or implied warranty. 17f453ba04SDave Airlie * 18f453ba04SDave Airlie * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 19f453ba04SDave Airlie * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 20f453ba04SDave Airlie * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR 21f453ba04SDave Airlie * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, 22f453ba04SDave Airlie * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 23f453ba04SDave Airlie * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 24f453ba04SDave Airlie * OF THIS SOFTWARE. 25f453ba04SDave Airlie * 26f453ba04SDave Airlie * Authors: 27f453ba04SDave Airlie * Keith Packard 28f453ba04SDave Airlie * Eric Anholt <eric@anholt.net> 29f453ba04SDave Airlie * Dave Airlie <airlied@linux.ie> 30f453ba04SDave Airlie * Jesse Barnes <jesse.barnes@intel.com> 31f453ba04SDave Airlie */ 32f453ba04SDave Airlie #include <linux/list.h> 335a0e3ad6STejun Heo #include <linux/slab.h> 342d1a8a48SPaul Gortmaker #include <linux/export.h> 35760285e7SDavid Howells #include <drm/drmP.h> 36760285e7SDavid Howells #include <drm/drm_crtc.h> 37760285e7SDavid Howells #include <drm/drm_edid.h> 38760285e7SDavid Howells #include <drm/drm_fourcc.h> 39f453ba04SDave Airlie 4084849903SDaniel Vetter /** 4184849903SDaniel Vetter * drm_modeset_lock_all - take all modeset locks 4284849903SDaniel Vetter * @dev: drm device 4384849903SDaniel Vetter * 4484849903SDaniel Vetter * This function takes all modeset locks, suitable where a more fine-grained 4584849903SDaniel Vetter * scheme isn't (yet) implemented. 4684849903SDaniel Vetter */ 4784849903SDaniel Vetter void drm_modeset_lock_all(struct drm_device *dev) 4884849903SDaniel Vetter { 4929494c17SDaniel Vetter struct drm_crtc *crtc; 5029494c17SDaniel Vetter 5184849903SDaniel Vetter mutex_lock(&dev->mode_config.mutex); 5229494c17SDaniel Vetter 5329494c17SDaniel Vetter list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 5429494c17SDaniel Vetter mutex_lock_nest_lock(&crtc->mutex, &dev->mode_config.mutex); 5584849903SDaniel Vetter } 5684849903SDaniel Vetter EXPORT_SYMBOL(drm_modeset_lock_all); 5784849903SDaniel Vetter 5884849903SDaniel Vetter /** 5984849903SDaniel Vetter * drm_modeset_unlock_all - drop all modeset locks 6084849903SDaniel Vetter * @dev: device 6184849903SDaniel Vetter */ 6284849903SDaniel Vetter void drm_modeset_unlock_all(struct drm_device *dev) 6384849903SDaniel Vetter { 6429494c17SDaniel Vetter struct drm_crtc *crtc; 6529494c17SDaniel Vetter 6629494c17SDaniel Vetter list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 6729494c17SDaniel Vetter mutex_unlock(&crtc->mutex); 6829494c17SDaniel Vetter 6984849903SDaniel Vetter mutex_unlock(&dev->mode_config.mutex); 7084849903SDaniel Vetter } 7184849903SDaniel Vetter EXPORT_SYMBOL(drm_modeset_unlock_all); 7284849903SDaniel Vetter 736aed8ec3SDaniel Vetter /** 746aed8ec3SDaniel Vetter * drm_warn_on_modeset_not_all_locked - check that all modeset locks are locked 756aed8ec3SDaniel Vetter * @dev: device 766aed8ec3SDaniel Vetter */ 776aed8ec3SDaniel Vetter void drm_warn_on_modeset_not_all_locked(struct drm_device *dev) 786aed8ec3SDaniel Vetter { 796aed8ec3SDaniel Vetter struct drm_crtc *crtc; 806aed8ec3SDaniel Vetter 816aed8ec3SDaniel Vetter list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 826aed8ec3SDaniel Vetter WARN_ON(!mutex_is_locked(&crtc->mutex)); 836aed8ec3SDaniel Vetter 846aed8ec3SDaniel Vetter WARN_ON(!mutex_is_locked(&dev->mode_config.mutex)); 856aed8ec3SDaniel Vetter } 866aed8ec3SDaniel Vetter EXPORT_SYMBOL(drm_warn_on_modeset_not_all_locked); 876aed8ec3SDaniel Vetter 88f453ba04SDave Airlie /* Avoid boilerplate. I'm tired of typing. */ 89f453ba04SDave Airlie #define DRM_ENUM_NAME_FN(fnname, list) \ 90f453ba04SDave Airlie char *fnname(int val) \ 91f453ba04SDave Airlie { \ 92f453ba04SDave Airlie int i; \ 93f453ba04SDave Airlie for (i = 0; i < ARRAY_SIZE(list); i++) { \ 94f453ba04SDave Airlie if (list[i].type == val) \ 95f453ba04SDave Airlie return list[i].name; \ 96f453ba04SDave Airlie } \ 97f453ba04SDave Airlie return "(unknown)"; \ 98f453ba04SDave Airlie } 99f453ba04SDave Airlie 100f453ba04SDave Airlie /* 101f453ba04SDave Airlie * Global properties 102f453ba04SDave Airlie */ 103f453ba04SDave Airlie static struct drm_prop_enum_list drm_dpms_enum_list[] = 104f453ba04SDave Airlie { { DRM_MODE_DPMS_ON, "On" }, 105f453ba04SDave Airlie { DRM_MODE_DPMS_STANDBY, "Standby" }, 106f453ba04SDave Airlie { DRM_MODE_DPMS_SUSPEND, "Suspend" }, 107f453ba04SDave Airlie { DRM_MODE_DPMS_OFF, "Off" } 108f453ba04SDave Airlie }; 109f453ba04SDave Airlie 110f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) 111f453ba04SDave Airlie 112f453ba04SDave Airlie /* 113f453ba04SDave Airlie * Optional properties 114f453ba04SDave Airlie */ 115f453ba04SDave Airlie static struct drm_prop_enum_list drm_scaling_mode_enum_list[] = 116f453ba04SDave Airlie { 11753bd8389SJesse Barnes { DRM_MODE_SCALE_NONE, "None" }, 11853bd8389SJesse Barnes { DRM_MODE_SCALE_FULLSCREEN, "Full" }, 11953bd8389SJesse Barnes { DRM_MODE_SCALE_CENTER, "Center" }, 12053bd8389SJesse Barnes { DRM_MODE_SCALE_ASPECT, "Full aspect" }, 121f453ba04SDave Airlie }; 122f453ba04SDave Airlie 123f453ba04SDave Airlie static struct drm_prop_enum_list drm_dithering_mode_enum_list[] = 124f453ba04SDave Airlie { 125f453ba04SDave Airlie { DRM_MODE_DITHERING_OFF, "Off" }, 126f453ba04SDave Airlie { DRM_MODE_DITHERING_ON, "On" }, 12792897b5cSBen Skeggs { DRM_MODE_DITHERING_AUTO, "Automatic" }, 128f453ba04SDave Airlie }; 129f453ba04SDave Airlie 130f453ba04SDave Airlie /* 131f453ba04SDave Airlie * Non-global properties, but "required" for certain connectors. 132f453ba04SDave Airlie */ 133f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = 134f453ba04SDave Airlie { 135f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 136f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 137f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 138f453ba04SDave Airlie }; 139f453ba04SDave Airlie 140f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) 141f453ba04SDave Airlie 142f453ba04SDave Airlie static struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = 143f453ba04SDave Airlie { 144f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 145f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ 146f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ 147f453ba04SDave Airlie }; 148f453ba04SDave Airlie 149f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, 150f453ba04SDave Airlie drm_dvi_i_subconnector_enum_list) 151f453ba04SDave Airlie 152f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_select_enum_list[] = 153f453ba04SDave Airlie { 154f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ 155f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 156f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 157f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 158aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 159f453ba04SDave Airlie }; 160f453ba04SDave Airlie 161f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) 162f453ba04SDave Airlie 163f453ba04SDave Airlie static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = 164f453ba04SDave Airlie { 165f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ 166f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ 167f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ 168f453ba04SDave Airlie { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ 169aeaa1ad3SFrancisco Jerez { DRM_MODE_SUBCONNECTOR_SCART, "SCART" }, /* TV-out */ 170f453ba04SDave Airlie }; 171f453ba04SDave Airlie 172f453ba04SDave Airlie DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, 173f453ba04SDave Airlie drm_tv_subconnector_enum_list) 174f453ba04SDave Airlie 175884840aaSJakob Bornecrantz static struct drm_prop_enum_list drm_dirty_info_enum_list[] = { 176884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_OFF, "Off" }, 177884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ON, "On" }, 178884840aaSJakob Bornecrantz { DRM_MODE_DIRTY_ANNOTATE, "Annotate" }, 179884840aaSJakob Bornecrantz }; 180884840aaSJakob Bornecrantz 181f453ba04SDave Airlie struct drm_conn_prop_enum_list { 182f453ba04SDave Airlie int type; 183f453ba04SDave Airlie char *name; 184f453ba04SDave Airlie int count; 185f453ba04SDave Airlie }; 186f453ba04SDave Airlie 187f453ba04SDave Airlie /* 188f453ba04SDave Airlie * Connector and encoder types. 189f453ba04SDave Airlie */ 190f453ba04SDave Airlie static struct drm_conn_prop_enum_list drm_connector_enum_list[] = 191f453ba04SDave Airlie { { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, 192f453ba04SDave Airlie { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, 193f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, 194f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, 195f453ba04SDave Airlie { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, 196f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, 197f453ba04SDave Airlie { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, 198f453ba04SDave Airlie { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, 199f453ba04SDave Airlie { DRM_MODE_CONNECTOR_Component, "Component", 0 }, 200e76116caSAlex Deucher { DRM_MODE_CONNECTOR_9PinDIN, "DIN", 0 }, 201e76116caSAlex Deucher { DRM_MODE_CONNECTOR_DisplayPort, "DP", 0 }, 202e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIA, "HDMI-A", 0 }, 203e76116caSAlex Deucher { DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 }, 20474bd3c26SFrancisco Jerez { DRM_MODE_CONNECTOR_TV, "TV", 0 }, 205e76116caSAlex Deucher { DRM_MODE_CONNECTOR_eDP, "eDP", 0 }, 206a7331e5cSThomas Hellstrom { DRM_MODE_CONNECTOR_VIRTUAL, "Virtual", 0}, 207f453ba04SDave Airlie }; 208f453ba04SDave Airlie 209f453ba04SDave Airlie static struct drm_prop_enum_list drm_encoder_enum_list[] = 210f453ba04SDave Airlie { { DRM_MODE_ENCODER_NONE, "None" }, 211f453ba04SDave Airlie { DRM_MODE_ENCODER_DAC, "DAC" }, 212f453ba04SDave Airlie { DRM_MODE_ENCODER_TMDS, "TMDS" }, 213f453ba04SDave Airlie { DRM_MODE_ENCODER_LVDS, "LVDS" }, 214f453ba04SDave Airlie { DRM_MODE_ENCODER_TVDAC, "TV" }, 215a7331e5cSThomas Hellstrom { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, 216f453ba04SDave Airlie }; 217f453ba04SDave Airlie 218f453ba04SDave Airlie char *drm_get_encoder_name(struct drm_encoder *encoder) 219f453ba04SDave Airlie { 220f453ba04SDave Airlie static char buf[32]; 221f453ba04SDave Airlie 222f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 223f453ba04SDave Airlie drm_encoder_enum_list[encoder->encoder_type].name, 224f453ba04SDave Airlie encoder->base.id); 225f453ba04SDave Airlie return buf; 226f453ba04SDave Airlie } 22713a8195bSDave Airlie EXPORT_SYMBOL(drm_get_encoder_name); 228f453ba04SDave Airlie 229f453ba04SDave Airlie char *drm_get_connector_name(struct drm_connector *connector) 230f453ba04SDave Airlie { 231f453ba04SDave Airlie static char buf[32]; 232f453ba04SDave Airlie 233f453ba04SDave Airlie snprintf(buf, 32, "%s-%d", 234f453ba04SDave Airlie drm_connector_enum_list[connector->connector_type].name, 235f453ba04SDave Airlie connector->connector_type_id); 236f453ba04SDave Airlie return buf; 237f453ba04SDave Airlie } 238f453ba04SDave Airlie EXPORT_SYMBOL(drm_get_connector_name); 239f453ba04SDave Airlie 240f453ba04SDave Airlie char *drm_get_connector_status_name(enum drm_connector_status status) 241f453ba04SDave Airlie { 242f453ba04SDave Airlie if (status == connector_status_connected) 243f453ba04SDave Airlie return "connected"; 244f453ba04SDave Airlie else if (status == connector_status_disconnected) 245f453ba04SDave Airlie return "disconnected"; 246f453ba04SDave Airlie else 247f453ba04SDave Airlie return "unknown"; 248f453ba04SDave Airlie } 249f453ba04SDave Airlie 250f453ba04SDave Airlie /** 251065a50edSDaniel Vetter * drm_mode_object_get - allocate a new modeset identifier 252f453ba04SDave Airlie * @dev: DRM device 253065a50edSDaniel Vetter * @obj: object pointer, used to generate unique ID 254065a50edSDaniel Vetter * @obj_type: object type 255f453ba04SDave Airlie * 256f453ba04SDave Airlie * Create a unique identifier based on @ptr in @dev's identifier space. Used 257f453ba04SDave Airlie * for tracking modes, CRTCs and connectors. 258f453ba04SDave Airlie * 259f453ba04SDave Airlie * RETURNS: 260f453ba04SDave Airlie * New unique (relative to other objects in @dev) integer identifier for the 261f453ba04SDave Airlie * object. 262f453ba04SDave Airlie */ 263f453ba04SDave Airlie static int drm_mode_object_get(struct drm_device *dev, 264f453ba04SDave Airlie struct drm_mode_object *obj, uint32_t obj_type) 265f453ba04SDave Airlie { 266f453ba04SDave Airlie int ret; 267f453ba04SDave Airlie 268ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 2692e928815STejun Heo ret = idr_alloc(&dev->mode_config.crtc_idr, obj, 1, 0, GFP_KERNEL); 2702e928815STejun Heo if (ret >= 0) { 2714b096ac1SDaniel Vetter /* 2724b096ac1SDaniel Vetter * Set up the object linking under the protection of the idr 2734b096ac1SDaniel Vetter * lock so that other users can't see inconsistent state. 2744b096ac1SDaniel Vetter */ 2752e928815STejun Heo obj->id = ret; 276f453ba04SDave Airlie obj->type = obj_type; 2774b096ac1SDaniel Vetter } 2784b096ac1SDaniel Vetter mutex_unlock(&dev->mode_config.idr_mutex); 2794b096ac1SDaniel Vetter 2802e928815STejun Heo return ret < 0 ? ret : 0; 281f453ba04SDave Airlie } 282f453ba04SDave Airlie 283f453ba04SDave Airlie /** 284065a50edSDaniel Vetter * drm_mode_object_put - free a modeset identifer 285f453ba04SDave Airlie * @dev: DRM device 286065a50edSDaniel Vetter * @object: object to free 287f453ba04SDave Airlie * 288f453ba04SDave Airlie * Free @id from @dev's unique identifier pool. 289f453ba04SDave Airlie */ 290f453ba04SDave Airlie static void drm_mode_object_put(struct drm_device *dev, 291f453ba04SDave Airlie struct drm_mode_object *object) 292f453ba04SDave Airlie { 293ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 294f453ba04SDave Airlie idr_remove(&dev->mode_config.crtc_idr, object->id); 295ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 296f453ba04SDave Airlie } 297f453ba04SDave Airlie 298786b99edSDaniel Vetter /** 299786b99edSDaniel Vetter * drm_mode_object_find - look up a drm object with static lifetime 300786b99edSDaniel Vetter * @dev: drm device 301786b99edSDaniel Vetter * @id: id of the mode object 302786b99edSDaniel Vetter * @type: type of the mode object 303786b99edSDaniel Vetter * 304786b99edSDaniel Vetter * Note that framebuffers cannot be looked up with this functions - since those 305786b99edSDaniel Vetter * are reference counted, they need special treatment. 306786b99edSDaniel Vetter */ 3077a9c9060SDaniel Vetter struct drm_mode_object *drm_mode_object_find(struct drm_device *dev, 3087a9c9060SDaniel Vetter uint32_t id, uint32_t type) 309f453ba04SDave Airlie { 310ad2563c2SJesse Barnes struct drm_mode_object *obj = NULL; 311f453ba04SDave Airlie 312786b99edSDaniel Vetter /* Framebuffers are reference counted and need their own lookup 313786b99edSDaniel Vetter * function.*/ 314786b99edSDaniel Vetter WARN_ON(type == DRM_MODE_OBJECT_FB); 315786b99edSDaniel Vetter 316ad2563c2SJesse Barnes mutex_lock(&dev->mode_config.idr_mutex); 317f453ba04SDave Airlie obj = idr_find(&dev->mode_config.crtc_idr, id); 318f453ba04SDave Airlie if (!obj || (obj->type != type) || (obj->id != id)) 319ad2563c2SJesse Barnes obj = NULL; 320ad2563c2SJesse Barnes mutex_unlock(&dev->mode_config.idr_mutex); 321f453ba04SDave Airlie 322f453ba04SDave Airlie return obj; 323f453ba04SDave Airlie } 324f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_object_find); 325f453ba04SDave Airlie 326f453ba04SDave Airlie /** 327f453ba04SDave Airlie * drm_framebuffer_init - initialize a framebuffer 328f453ba04SDave Airlie * @dev: DRM device 329065a50edSDaniel Vetter * @fb: framebuffer to be initialized 330065a50edSDaniel Vetter * @funcs: ... with these functions 331f453ba04SDave Airlie * 332f453ba04SDave Airlie * Allocates an ID for the framebuffer's parent mode object, sets its mode 333f453ba04SDave Airlie * functions & device file and adds it to the master fd list. 334f453ba04SDave Airlie * 3354b096ac1SDaniel Vetter * IMPORTANT: 3364b096ac1SDaniel Vetter * This functions publishes the fb and makes it available for concurrent access 3374b096ac1SDaniel Vetter * by other users. Which means by this point the fb _must_ be fully set up - 3384b096ac1SDaniel Vetter * since all the fb attributes are invariant over its lifetime, no further 3394b096ac1SDaniel Vetter * locking but only correct reference counting is required. 3404b096ac1SDaniel Vetter * 341f453ba04SDave Airlie * RETURNS: 342af901ca1SAndré Goddard Rosa * Zero on success, error code on failure. 343f453ba04SDave Airlie */ 344f453ba04SDave Airlie int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, 345f453ba04SDave Airlie const struct drm_framebuffer_funcs *funcs) 346f453ba04SDave Airlie { 347f453ba04SDave Airlie int ret; 348f453ba04SDave Airlie 3494b096ac1SDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 350f7eff60eSRob Clark kref_init(&fb->refcount); 3514b096ac1SDaniel Vetter INIT_LIST_HEAD(&fb->filp_head); 3524b096ac1SDaniel Vetter fb->dev = dev; 3534b096ac1SDaniel Vetter fb->funcs = funcs; 354f7eff60eSRob Clark 355f453ba04SDave Airlie ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); 3566bfc56aaSVille Syrjälä if (ret) 3574b096ac1SDaniel Vetter goto out; 358f453ba04SDave Airlie 3592b677e8cSDaniel Vetter /* Grab the idr reference. */ 3602b677e8cSDaniel Vetter drm_framebuffer_reference(fb); 3612b677e8cSDaniel Vetter 362f453ba04SDave Airlie dev->mode_config.num_fb++; 363f453ba04SDave Airlie list_add(&fb->head, &dev->mode_config.fb_list); 3644b096ac1SDaniel Vetter out: 3654b096ac1SDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 366f453ba04SDave Airlie 367f453ba04SDave Airlie return 0; 368f453ba04SDave Airlie } 369f453ba04SDave Airlie EXPORT_SYMBOL(drm_framebuffer_init); 370f453ba04SDave Airlie 371f7eff60eSRob Clark static void drm_framebuffer_free(struct kref *kref) 372f7eff60eSRob Clark { 373f7eff60eSRob Clark struct drm_framebuffer *fb = 374f7eff60eSRob Clark container_of(kref, struct drm_framebuffer, refcount); 375f7eff60eSRob Clark fb->funcs->destroy(fb); 376f7eff60eSRob Clark } 377f7eff60eSRob Clark 3782b677e8cSDaniel Vetter static struct drm_framebuffer *__drm_framebuffer_lookup(struct drm_device *dev, 3792b677e8cSDaniel Vetter uint32_t id) 3802b677e8cSDaniel Vetter { 3812b677e8cSDaniel Vetter struct drm_mode_object *obj = NULL; 3822b677e8cSDaniel Vetter struct drm_framebuffer *fb; 3832b677e8cSDaniel Vetter 3842b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.idr_mutex); 3852b677e8cSDaniel Vetter obj = idr_find(&dev->mode_config.crtc_idr, id); 3862b677e8cSDaniel Vetter if (!obj || (obj->type != DRM_MODE_OBJECT_FB) || (obj->id != id)) 3872b677e8cSDaniel Vetter fb = NULL; 3882b677e8cSDaniel Vetter else 3892b677e8cSDaniel Vetter fb = obj_to_fb(obj); 3902b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.idr_mutex); 3912b677e8cSDaniel Vetter 3922b677e8cSDaniel Vetter return fb; 3932b677e8cSDaniel Vetter } 3942b677e8cSDaniel Vetter 395f7eff60eSRob Clark /** 396786b99edSDaniel Vetter * drm_framebuffer_lookup - look up a drm framebuffer and grab a reference 397786b99edSDaniel Vetter * @dev: drm device 398786b99edSDaniel Vetter * @id: id of the fb object 399786b99edSDaniel Vetter * 400786b99edSDaniel Vetter * If successful, this grabs an additional reference to the framebuffer - 401786b99edSDaniel Vetter * callers need to make sure to eventually unreference the returned framebuffer 402786b99edSDaniel Vetter * again. 403786b99edSDaniel Vetter */ 404786b99edSDaniel Vetter struct drm_framebuffer *drm_framebuffer_lookup(struct drm_device *dev, 405786b99edSDaniel Vetter uint32_t id) 406786b99edSDaniel Vetter { 407786b99edSDaniel Vetter struct drm_framebuffer *fb; 408786b99edSDaniel Vetter 409786b99edSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 4102b677e8cSDaniel Vetter fb = __drm_framebuffer_lookup(dev, id); 411786b99edSDaniel Vetter if (fb) 4129131d3d8Sarchit taneja drm_framebuffer_reference(fb); 413786b99edSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 414786b99edSDaniel Vetter 415786b99edSDaniel Vetter return fb; 416786b99edSDaniel Vetter } 417786b99edSDaniel Vetter EXPORT_SYMBOL(drm_framebuffer_lookup); 418786b99edSDaniel Vetter 419786b99edSDaniel Vetter /** 420f7eff60eSRob Clark * drm_framebuffer_unreference - unref a framebuffer 421065a50edSDaniel Vetter * @fb: framebuffer to unref 422065a50edSDaniel Vetter * 423065a50edSDaniel Vetter * This functions decrements the fb's refcount and frees it if it drops to zero. 424f7eff60eSRob Clark */ 425f7eff60eSRob Clark void drm_framebuffer_unreference(struct drm_framebuffer *fb) 426f7eff60eSRob Clark { 427f7eff60eSRob Clark DRM_DEBUG("FB ID: %d\n", fb->base.id); 428f7eff60eSRob Clark kref_put(&fb->refcount, drm_framebuffer_free); 429f7eff60eSRob Clark } 430f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_unreference); 431f7eff60eSRob Clark 432f7eff60eSRob Clark /** 433f7eff60eSRob Clark * drm_framebuffer_reference - incr the fb refcnt 434065a50edSDaniel Vetter * @fb: framebuffer 435f7eff60eSRob Clark */ 436f7eff60eSRob Clark void drm_framebuffer_reference(struct drm_framebuffer *fb) 437f7eff60eSRob Clark { 438f7eff60eSRob Clark DRM_DEBUG("FB ID: %d\n", fb->base.id); 439f7eff60eSRob Clark kref_get(&fb->refcount); 440f7eff60eSRob Clark } 441f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_reference); 442f7eff60eSRob Clark 4432b677e8cSDaniel Vetter static void drm_framebuffer_free_bug(struct kref *kref) 4442b677e8cSDaniel Vetter { 4452b677e8cSDaniel Vetter BUG(); 4462b677e8cSDaniel Vetter } 4472b677e8cSDaniel Vetter 4486c2a7532SDaniel Vetter static void __drm_framebuffer_unreference(struct drm_framebuffer *fb) 4496c2a7532SDaniel Vetter { 4506c2a7532SDaniel Vetter DRM_DEBUG("FB ID: %d\n", fb->base.id); 4516c2a7532SDaniel Vetter kref_put(&fb->refcount, drm_framebuffer_free_bug); 4526c2a7532SDaniel Vetter } 4536c2a7532SDaniel Vetter 4542b677e8cSDaniel Vetter /* dev->mode_config.fb_lock must be held! */ 4552b677e8cSDaniel Vetter static void __drm_framebuffer_unregister(struct drm_device *dev, 4562b677e8cSDaniel Vetter struct drm_framebuffer *fb) 4572b677e8cSDaniel Vetter { 4582b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.idr_mutex); 4592b677e8cSDaniel Vetter idr_remove(&dev->mode_config.crtc_idr, fb->base.id); 4602b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.idr_mutex); 4612b677e8cSDaniel Vetter 4622b677e8cSDaniel Vetter fb->base.id = 0; 4632b677e8cSDaniel Vetter 4646c2a7532SDaniel Vetter __drm_framebuffer_unreference(fb); 4652b677e8cSDaniel Vetter } 4662b677e8cSDaniel Vetter 467f453ba04SDave Airlie /** 46836206361SDaniel Vetter * drm_framebuffer_unregister_private - unregister a private fb from the lookup idr 46936206361SDaniel Vetter * @fb: fb to unregister 47036206361SDaniel Vetter * 47136206361SDaniel Vetter * Drivers need to call this when cleaning up driver-private framebuffers, e.g. 47236206361SDaniel Vetter * those used for fbdev. Note that the caller must hold a reference of it's own, 47336206361SDaniel Vetter * i.e. the object may not be destroyed through this call (since it'll lead to a 47436206361SDaniel Vetter * locking inversion). 47536206361SDaniel Vetter */ 47636206361SDaniel Vetter void drm_framebuffer_unregister_private(struct drm_framebuffer *fb) 47736206361SDaniel Vetter { 4782b677e8cSDaniel Vetter struct drm_device *dev = fb->dev; 4792b677e8cSDaniel Vetter 4802b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 4812b677e8cSDaniel Vetter /* Mark fb as reaped and drop idr ref. */ 4822b677e8cSDaniel Vetter __drm_framebuffer_unregister(dev, fb); 4832b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 48436206361SDaniel Vetter } 48536206361SDaniel Vetter EXPORT_SYMBOL(drm_framebuffer_unregister_private); 48636206361SDaniel Vetter 48736206361SDaniel Vetter /** 488f453ba04SDave Airlie * drm_framebuffer_cleanup - remove a framebuffer object 489f453ba04SDave Airlie * @fb: framebuffer to remove 490f453ba04SDave Airlie * 49136206361SDaniel Vetter * Cleanup references to a user-created framebuffer. This function is intended 49236206361SDaniel Vetter * to be used from the drivers ->destroy callback. 49336206361SDaniel Vetter * 49436206361SDaniel Vetter * Note that this function does not remove the fb from active usuage - if it is 49536206361SDaniel Vetter * still used anywhere, hilarity can ensue since userspace could call getfb on 49636206361SDaniel Vetter * the id and get back -EINVAL. Obviously no concern at driver unload time. 49736206361SDaniel Vetter * 49836206361SDaniel Vetter * Also, the framebuffer will not be removed from the lookup idr - for 49936206361SDaniel Vetter * user-created framebuffers this will happen in in the rmfb ioctl. For 50036206361SDaniel Vetter * driver-private objects (e.g. for fbdev) drivers need to explicitly call 50136206361SDaniel Vetter * drm_framebuffer_unregister_private. 502f453ba04SDave Airlie */ 503f453ba04SDave Airlie void drm_framebuffer_cleanup(struct drm_framebuffer *fb) 504f453ba04SDave Airlie { 505f453ba04SDave Airlie struct drm_device *dev = fb->dev; 5068faf6b18SDaniel Vetter 5074b096ac1SDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 508f7eff60eSRob Clark list_del(&fb->head); 509f7eff60eSRob Clark dev->mode_config.num_fb--; 5104b096ac1SDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 511f7eff60eSRob Clark } 512f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_cleanup); 513f7eff60eSRob Clark 514f7eff60eSRob Clark /** 515f7eff60eSRob Clark * drm_framebuffer_remove - remove and unreference a framebuffer object 516f7eff60eSRob Clark * @fb: framebuffer to remove 517f7eff60eSRob Clark * 518f7eff60eSRob Clark * Scans all the CRTCs and planes in @dev's mode_config. If they're 51936206361SDaniel Vetter * using @fb, removes it, setting it to NULL. Then drops the reference to the 520b62584e3SDaniel Vetter * passed-in framebuffer. Might take the modeset locks. 521b62584e3SDaniel Vetter * 522b62584e3SDaniel Vetter * Note that this function optimizes the cleanup away if the caller holds the 523b62584e3SDaniel Vetter * last reference to the framebuffer. It is also guaranteed to not take the 524b62584e3SDaniel Vetter * modeset locks in this case. 525f7eff60eSRob Clark */ 526f7eff60eSRob Clark void drm_framebuffer_remove(struct drm_framebuffer *fb) 527f7eff60eSRob Clark { 528f7eff60eSRob Clark struct drm_device *dev = fb->dev; 529f453ba04SDave Airlie struct drm_crtc *crtc; 5308cf5c917SJesse Barnes struct drm_plane *plane; 5315ef5f72fSDave Airlie struct drm_mode_set set; 5325ef5f72fSDave Airlie int ret; 533f453ba04SDave Airlie 5344b096ac1SDaniel Vetter WARN_ON(!list_empty(&fb->filp_head)); 5358faf6b18SDaniel Vetter 536b62584e3SDaniel Vetter /* 537b62584e3SDaniel Vetter * drm ABI mandates that we remove any deleted framebuffers from active 538b62584e3SDaniel Vetter * useage. But since most sane clients only remove framebuffers they no 539b62584e3SDaniel Vetter * longer need, try to optimize this away. 540b62584e3SDaniel Vetter * 541b62584e3SDaniel Vetter * Since we're holding a reference ourselves, observing a refcount of 1 542b62584e3SDaniel Vetter * means that we're the last holder and can skip it. Also, the refcount 543b62584e3SDaniel Vetter * can never increase from 1 again, so we don't need any barriers or 544b62584e3SDaniel Vetter * locks. 545b62584e3SDaniel Vetter * 546b62584e3SDaniel Vetter * Note that userspace could try to race with use and instate a new 547b62584e3SDaniel Vetter * usage _after_ we've cleared all current ones. End result will be an 548b62584e3SDaniel Vetter * in-use fb with fb-id == 0. Userspace is allowed to shoot its own foot 549b62584e3SDaniel Vetter * in this manner. 550b62584e3SDaniel Vetter */ 551b62584e3SDaniel Vetter if (atomic_read(&fb->refcount.refcount) > 1) { 552b62584e3SDaniel Vetter drm_modeset_lock_all(dev); 553f453ba04SDave Airlie /* remove from any CRTC */ 554f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { 5555ef5f72fSDave Airlie if (crtc->fb == fb) { 5565ef5f72fSDave Airlie /* should turn off the crtc */ 5575ef5f72fSDave Airlie memset(&set, 0, sizeof(struct drm_mode_set)); 5585ef5f72fSDave Airlie set.crtc = crtc; 5595ef5f72fSDave Airlie set.fb = NULL; 5602d13b679SDaniel Vetter ret = drm_mode_set_config_internal(&set); 5615ef5f72fSDave Airlie if (ret) 5625ef5f72fSDave Airlie DRM_ERROR("failed to reset crtc %p when fb was deleted\n", crtc); 5635ef5f72fSDave Airlie } 564f453ba04SDave Airlie } 565f453ba04SDave Airlie 5668cf5c917SJesse Barnes list_for_each_entry(plane, &dev->mode_config.plane_list, head) { 5678cf5c917SJesse Barnes if (plane->fb == fb) { 5688cf5c917SJesse Barnes /* should turn off the crtc */ 5698cf5c917SJesse Barnes ret = plane->funcs->disable_plane(plane); 5708cf5c917SJesse Barnes if (ret) 5718cf5c917SJesse Barnes DRM_ERROR("failed to disable plane with busy fb\n"); 572a9971157SRob Clark /* disconnect the plane from the fb and crtc: */ 5736c2a7532SDaniel Vetter __drm_framebuffer_unreference(plane->fb); 574a9971157SRob Clark plane->fb = NULL; 575a9971157SRob Clark plane->crtc = NULL; 5768cf5c917SJesse Barnes } 5778cf5c917SJesse Barnes } 578b62584e3SDaniel Vetter drm_modeset_unlock_all(dev); 579b62584e3SDaniel Vetter } 5808cf5c917SJesse Barnes 581f7eff60eSRob Clark drm_framebuffer_unreference(fb); 582f453ba04SDave Airlie } 583f7eff60eSRob Clark EXPORT_SYMBOL(drm_framebuffer_remove); 584f453ba04SDave Airlie 585f453ba04SDave Airlie /** 586f453ba04SDave Airlie * drm_crtc_init - Initialise a new CRTC object 587f453ba04SDave Airlie * @dev: DRM device 588f453ba04SDave Airlie * @crtc: CRTC object to init 589f453ba04SDave Airlie * @funcs: callbacks for the new CRTC 590f453ba04SDave Airlie * 591f453ba04SDave Airlie * Inits a new object created as base part of an driver crtc object. 5926bfc56aaSVille Syrjälä * 5936bfc56aaSVille Syrjälä * RETURNS: 5946bfc56aaSVille Syrjälä * Zero on success, error code on failure. 595f453ba04SDave Airlie */ 5966bfc56aaSVille Syrjälä int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, 597f453ba04SDave Airlie const struct drm_crtc_funcs *funcs) 598f453ba04SDave Airlie { 5996bfc56aaSVille Syrjälä int ret; 6006bfc56aaSVille Syrjälä 601f453ba04SDave Airlie crtc->dev = dev; 602f453ba04SDave Airlie crtc->funcs = funcs; 6037c80e128SRob Clark crtc->invert_dimensions = false; 604f453ba04SDave Airlie 60584849903SDaniel Vetter drm_modeset_lock_all(dev); 60629494c17SDaniel Vetter mutex_init(&crtc->mutex); 60729494c17SDaniel Vetter mutex_lock_nest_lock(&crtc->mutex, &dev->mode_config.mutex); 6086bfc56aaSVille Syrjälä 6096bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); 6106bfc56aaSVille Syrjälä if (ret) 6116bfc56aaSVille Syrjälä goto out; 612f453ba04SDave Airlie 613bffd9de0SPaulo Zanoni crtc->base.properties = &crtc->properties; 614bffd9de0SPaulo Zanoni 615f453ba04SDave Airlie list_add_tail(&crtc->head, &dev->mode_config.crtc_list); 616f453ba04SDave Airlie dev->mode_config.num_crtc++; 6176bfc56aaSVille Syrjälä 6186bfc56aaSVille Syrjälä out: 61984849903SDaniel Vetter drm_modeset_unlock_all(dev); 6206bfc56aaSVille Syrjälä 6216bfc56aaSVille Syrjälä return ret; 622f453ba04SDave Airlie } 623f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_init); 624f453ba04SDave Airlie 625f453ba04SDave Airlie /** 626f453ba04SDave Airlie * drm_crtc_cleanup - Cleans up the core crtc usage. 627f453ba04SDave Airlie * @crtc: CRTC to cleanup 628f453ba04SDave Airlie * 629f453ba04SDave Airlie * Cleanup @crtc. Removes from drm modesetting space 630f453ba04SDave Airlie * does NOT free object, caller does that. 631f453ba04SDave Airlie */ 632f453ba04SDave Airlie void drm_crtc_cleanup(struct drm_crtc *crtc) 633f453ba04SDave Airlie { 634f453ba04SDave Airlie struct drm_device *dev = crtc->dev; 635f453ba04SDave Airlie 636f453ba04SDave Airlie kfree(crtc->gamma_store); 637f453ba04SDave Airlie crtc->gamma_store = NULL; 638f453ba04SDave Airlie 639f453ba04SDave Airlie drm_mode_object_put(dev, &crtc->base); 640f453ba04SDave Airlie list_del(&crtc->head); 641f453ba04SDave Airlie dev->mode_config.num_crtc--; 642f453ba04SDave Airlie } 643f453ba04SDave Airlie EXPORT_SYMBOL(drm_crtc_cleanup); 644f453ba04SDave Airlie 645f453ba04SDave Airlie /** 646f453ba04SDave Airlie * drm_mode_probed_add - add a mode to a connector's probed mode list 647f453ba04SDave Airlie * @connector: connector the new mode 648f453ba04SDave Airlie * @mode: mode data 649f453ba04SDave Airlie * 650f453ba04SDave Airlie * Add @mode to @connector's mode list for later use. 651f453ba04SDave Airlie */ 652f453ba04SDave Airlie void drm_mode_probed_add(struct drm_connector *connector, 653f453ba04SDave Airlie struct drm_display_mode *mode) 654f453ba04SDave Airlie { 655f453ba04SDave Airlie list_add(&mode->head, &connector->probed_modes); 656f453ba04SDave Airlie } 657f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_probed_add); 658f453ba04SDave Airlie 659f453ba04SDave Airlie /** 660f453ba04SDave Airlie * drm_mode_remove - remove and free a mode 661f453ba04SDave Airlie * @connector: connector list to modify 662f453ba04SDave Airlie * @mode: mode to remove 663f453ba04SDave Airlie * 664f453ba04SDave Airlie * Remove @mode from @connector's mode list, then free it. 665f453ba04SDave Airlie */ 666f453ba04SDave Airlie void drm_mode_remove(struct drm_connector *connector, 667f453ba04SDave Airlie struct drm_display_mode *mode) 668f453ba04SDave Airlie { 669f453ba04SDave Airlie list_del(&mode->head); 670554f1d78SSascha Hauer drm_mode_destroy(connector->dev, mode); 671f453ba04SDave Airlie } 672f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_remove); 673f453ba04SDave Airlie 674f453ba04SDave Airlie /** 675f453ba04SDave Airlie * drm_connector_init - Init a preallocated connector 676f453ba04SDave Airlie * @dev: DRM device 677f453ba04SDave Airlie * @connector: the connector to init 678f453ba04SDave Airlie * @funcs: callbacks for this connector 679065a50edSDaniel Vetter * @connector_type: user visible type of the connector 680f453ba04SDave Airlie * 681f453ba04SDave Airlie * Initialises a preallocated connector. Connectors should be 682f453ba04SDave Airlie * subclassed as part of driver connector objects. 6836bfc56aaSVille Syrjälä * 6846bfc56aaSVille Syrjälä * RETURNS: 6856bfc56aaSVille Syrjälä * Zero on success, error code on failure. 686f453ba04SDave Airlie */ 6876bfc56aaSVille Syrjälä int drm_connector_init(struct drm_device *dev, 688f453ba04SDave Airlie struct drm_connector *connector, 689f453ba04SDave Airlie const struct drm_connector_funcs *funcs, 690f453ba04SDave Airlie int connector_type) 691f453ba04SDave Airlie { 6926bfc56aaSVille Syrjälä int ret; 6936bfc56aaSVille Syrjälä 69484849903SDaniel Vetter drm_modeset_lock_all(dev); 695f453ba04SDave Airlie 6966bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); 6976bfc56aaSVille Syrjälä if (ret) 6986bfc56aaSVille Syrjälä goto out; 6996bfc56aaSVille Syrjälä 7007e3bdf4aSPaulo Zanoni connector->base.properties = &connector->properties; 701f453ba04SDave Airlie connector->dev = dev; 702f453ba04SDave Airlie connector->funcs = funcs; 703f453ba04SDave Airlie connector->connector_type = connector_type; 704f453ba04SDave Airlie connector->connector_type_id = 705f453ba04SDave Airlie ++drm_connector_enum_list[connector_type].count; /* TODO */ 706f453ba04SDave Airlie INIT_LIST_HEAD(&connector->user_modes); 707f453ba04SDave Airlie INIT_LIST_HEAD(&connector->probed_modes); 708f453ba04SDave Airlie INIT_LIST_HEAD(&connector->modes); 709f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 7105e2cb2f6SDaniel Vetter connector->status = connector_status_unknown; 711f453ba04SDave Airlie 712f453ba04SDave Airlie list_add_tail(&connector->head, &dev->mode_config.connector_list); 713f453ba04SDave Airlie dev->mode_config.num_connector++; 714f453ba04SDave Airlie 715a7331e5cSThomas Hellstrom if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL) 71658495563SRob Clark drm_object_attach_property(&connector->base, 717a7331e5cSThomas Hellstrom dev->mode_config.edid_property, 718a7331e5cSThomas Hellstrom 0); 719f453ba04SDave Airlie 72058495563SRob Clark drm_object_attach_property(&connector->base, 721f453ba04SDave Airlie dev->mode_config.dpms_property, 0); 722f453ba04SDave Airlie 7236bfc56aaSVille Syrjälä out: 72484849903SDaniel Vetter drm_modeset_unlock_all(dev); 7256bfc56aaSVille Syrjälä 7266bfc56aaSVille Syrjälä return ret; 727f453ba04SDave Airlie } 728f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_init); 729f453ba04SDave Airlie 730f453ba04SDave Airlie /** 731f453ba04SDave Airlie * drm_connector_cleanup - cleans up an initialised connector 732f453ba04SDave Airlie * @connector: connector to cleanup 733f453ba04SDave Airlie * 734f453ba04SDave Airlie * Cleans up the connector but doesn't free the object. 735f453ba04SDave Airlie */ 736f453ba04SDave Airlie void drm_connector_cleanup(struct drm_connector *connector) 737f453ba04SDave Airlie { 738f453ba04SDave Airlie struct drm_device *dev = connector->dev; 739f453ba04SDave Airlie struct drm_display_mode *mode, *t; 740f453ba04SDave Airlie 741f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->probed_modes, head) 742f453ba04SDave Airlie drm_mode_remove(connector, mode); 743f453ba04SDave Airlie 744f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->modes, head) 745f453ba04SDave Airlie drm_mode_remove(connector, mode); 746f453ba04SDave Airlie 747f453ba04SDave Airlie list_for_each_entry_safe(mode, t, &connector->user_modes, head) 748f453ba04SDave Airlie drm_mode_remove(connector, mode); 749f453ba04SDave Airlie 750f453ba04SDave Airlie drm_mode_object_put(dev, &connector->base); 751f453ba04SDave Airlie list_del(&connector->head); 7526380c509SJoonyoung Shim dev->mode_config.num_connector--; 753f453ba04SDave Airlie } 754f453ba04SDave Airlie EXPORT_SYMBOL(drm_connector_cleanup); 755f453ba04SDave Airlie 756cbc7e221SDave Airlie void drm_connector_unplug_all(struct drm_device *dev) 757cbc7e221SDave Airlie { 758cbc7e221SDave Airlie struct drm_connector *connector; 759cbc7e221SDave Airlie 760cbc7e221SDave Airlie /* taking the mode config mutex ends up in a clash with sysfs */ 761cbc7e221SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 762cbc7e221SDave Airlie drm_sysfs_connector_remove(connector); 763cbc7e221SDave Airlie 764cbc7e221SDave Airlie } 765cbc7e221SDave Airlie EXPORT_SYMBOL(drm_connector_unplug_all); 766cbc7e221SDave Airlie 7676bfc56aaSVille Syrjälä int drm_encoder_init(struct drm_device *dev, 768f453ba04SDave Airlie struct drm_encoder *encoder, 769f453ba04SDave Airlie const struct drm_encoder_funcs *funcs, 770f453ba04SDave Airlie int encoder_type) 771f453ba04SDave Airlie { 7726bfc56aaSVille Syrjälä int ret; 7736bfc56aaSVille Syrjälä 77484849903SDaniel Vetter drm_modeset_lock_all(dev); 775f453ba04SDave Airlie 7766bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); 7776bfc56aaSVille Syrjälä if (ret) 7786bfc56aaSVille Syrjälä goto out; 779f453ba04SDave Airlie 7806bfc56aaSVille Syrjälä encoder->dev = dev; 781f453ba04SDave Airlie encoder->encoder_type = encoder_type; 782f453ba04SDave Airlie encoder->funcs = funcs; 783f453ba04SDave Airlie 784f453ba04SDave Airlie list_add_tail(&encoder->head, &dev->mode_config.encoder_list); 785f453ba04SDave Airlie dev->mode_config.num_encoder++; 786f453ba04SDave Airlie 7876bfc56aaSVille Syrjälä out: 78884849903SDaniel Vetter drm_modeset_unlock_all(dev); 7896bfc56aaSVille Syrjälä 7906bfc56aaSVille Syrjälä return ret; 791f453ba04SDave Airlie } 792f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_init); 793f453ba04SDave Airlie 794f453ba04SDave Airlie void drm_encoder_cleanup(struct drm_encoder *encoder) 795f453ba04SDave Airlie { 796f453ba04SDave Airlie struct drm_device *dev = encoder->dev; 79784849903SDaniel Vetter drm_modeset_lock_all(dev); 798f453ba04SDave Airlie drm_mode_object_put(dev, &encoder->base); 799f453ba04SDave Airlie list_del(&encoder->head); 8006380c509SJoonyoung Shim dev->mode_config.num_encoder--; 80184849903SDaniel Vetter drm_modeset_unlock_all(dev); 802f453ba04SDave Airlie } 803f453ba04SDave Airlie EXPORT_SYMBOL(drm_encoder_cleanup); 804f453ba04SDave Airlie 8058cf5c917SJesse Barnes int drm_plane_init(struct drm_device *dev, struct drm_plane *plane, 8068cf5c917SJesse Barnes unsigned long possible_crtcs, 8078cf5c917SJesse Barnes const struct drm_plane_funcs *funcs, 8080a7eb243SRob Clark const uint32_t *formats, uint32_t format_count, 8090a7eb243SRob Clark bool priv) 8108cf5c917SJesse Barnes { 8116bfc56aaSVille Syrjälä int ret; 8126bfc56aaSVille Syrjälä 81384849903SDaniel Vetter drm_modeset_lock_all(dev); 8148cf5c917SJesse Barnes 8156bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &plane->base, DRM_MODE_OBJECT_PLANE); 8166bfc56aaSVille Syrjälä if (ret) 8176bfc56aaSVille Syrjälä goto out; 8186bfc56aaSVille Syrjälä 8194d93914aSRob Clark plane->base.properties = &plane->properties; 8208cf5c917SJesse Barnes plane->dev = dev; 8218cf5c917SJesse Barnes plane->funcs = funcs; 8228cf5c917SJesse Barnes plane->format_types = kmalloc(sizeof(uint32_t) * format_count, 8238cf5c917SJesse Barnes GFP_KERNEL); 8248cf5c917SJesse Barnes if (!plane->format_types) { 8258cf5c917SJesse Barnes DRM_DEBUG_KMS("out of memory when allocating plane\n"); 8268cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 8276bfc56aaSVille Syrjälä ret = -ENOMEM; 8286bfc56aaSVille Syrjälä goto out; 8298cf5c917SJesse Barnes } 8308cf5c917SJesse Barnes 831308e5bcbSJesse Barnes memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); 8328cf5c917SJesse Barnes plane->format_count = format_count; 8338cf5c917SJesse Barnes plane->possible_crtcs = possible_crtcs; 8348cf5c917SJesse Barnes 8350a7eb243SRob Clark /* private planes are not exposed to userspace, but depending on 8360a7eb243SRob Clark * display hardware, might be convenient to allow sharing programming 8370a7eb243SRob Clark * for the scanout engine with the crtc implementation. 8380a7eb243SRob Clark */ 8390a7eb243SRob Clark if (!priv) { 8408cf5c917SJesse Barnes list_add_tail(&plane->head, &dev->mode_config.plane_list); 8418cf5c917SJesse Barnes dev->mode_config.num_plane++; 8420a7eb243SRob Clark } else { 8430a7eb243SRob Clark INIT_LIST_HEAD(&plane->head); 8440a7eb243SRob Clark } 8458cf5c917SJesse Barnes 8466bfc56aaSVille Syrjälä out: 84784849903SDaniel Vetter drm_modeset_unlock_all(dev); 8488cf5c917SJesse Barnes 8496bfc56aaSVille Syrjälä return ret; 8508cf5c917SJesse Barnes } 8518cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_init); 8528cf5c917SJesse Barnes 8538cf5c917SJesse Barnes void drm_plane_cleanup(struct drm_plane *plane) 8548cf5c917SJesse Barnes { 8558cf5c917SJesse Barnes struct drm_device *dev = plane->dev; 8568cf5c917SJesse Barnes 85784849903SDaniel Vetter drm_modeset_lock_all(dev); 8588cf5c917SJesse Barnes kfree(plane->format_types); 8598cf5c917SJesse Barnes drm_mode_object_put(dev, &plane->base); 8600a7eb243SRob Clark /* if not added to a list, it must be a private plane */ 8610a7eb243SRob Clark if (!list_empty(&plane->head)) { 8628cf5c917SJesse Barnes list_del(&plane->head); 8638cf5c917SJesse Barnes dev->mode_config.num_plane--; 8640a7eb243SRob Clark } 86584849903SDaniel Vetter drm_modeset_unlock_all(dev); 8668cf5c917SJesse Barnes } 8678cf5c917SJesse Barnes EXPORT_SYMBOL(drm_plane_cleanup); 8688cf5c917SJesse Barnes 869f453ba04SDave Airlie /** 870f453ba04SDave Airlie * drm_mode_create - create a new display mode 871f453ba04SDave Airlie * @dev: DRM device 872f453ba04SDave Airlie * 873f453ba04SDave Airlie * Create a new drm_display_mode, give it an ID, and return it. 874f453ba04SDave Airlie * 875f453ba04SDave Airlie * RETURNS: 876f453ba04SDave Airlie * Pointer to new mode on success, NULL on error. 877f453ba04SDave Airlie */ 878f453ba04SDave Airlie struct drm_display_mode *drm_mode_create(struct drm_device *dev) 879f453ba04SDave Airlie { 880f453ba04SDave Airlie struct drm_display_mode *nmode; 881f453ba04SDave Airlie 882f453ba04SDave Airlie nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); 883f453ba04SDave Airlie if (!nmode) 884f453ba04SDave Airlie return NULL; 885f453ba04SDave Airlie 8866bfc56aaSVille Syrjälä if (drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE)) { 8876bfc56aaSVille Syrjälä kfree(nmode); 8886bfc56aaSVille Syrjälä return NULL; 8896bfc56aaSVille Syrjälä } 8906bfc56aaSVille Syrjälä 891f453ba04SDave Airlie return nmode; 892f453ba04SDave Airlie } 893f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create); 894f453ba04SDave Airlie 895f453ba04SDave Airlie /** 896f453ba04SDave Airlie * drm_mode_destroy - remove a mode 897f453ba04SDave Airlie * @dev: DRM device 898f453ba04SDave Airlie * @mode: mode to remove 899f453ba04SDave Airlie * 900f453ba04SDave Airlie * Free @mode's unique identifier, then free it. 901f453ba04SDave Airlie */ 902f453ba04SDave Airlie void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) 903f453ba04SDave Airlie { 904ee34ab5bSVille Syrjälä if (!mode) 905ee34ab5bSVille Syrjälä return; 906ee34ab5bSVille Syrjälä 907f453ba04SDave Airlie drm_mode_object_put(dev, &mode->base); 908f453ba04SDave Airlie 909f453ba04SDave Airlie kfree(mode); 910f453ba04SDave Airlie } 911f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_destroy); 912f453ba04SDave Airlie 913f453ba04SDave Airlie static int drm_mode_create_standard_connector_properties(struct drm_device *dev) 914f453ba04SDave Airlie { 915f453ba04SDave Airlie struct drm_property *edid; 916f453ba04SDave Airlie struct drm_property *dpms; 917f453ba04SDave Airlie 918f453ba04SDave Airlie /* 919f453ba04SDave Airlie * Standard properties (apply to all connectors) 920f453ba04SDave Airlie */ 921f453ba04SDave Airlie edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | 922f453ba04SDave Airlie DRM_MODE_PROP_IMMUTABLE, 923f453ba04SDave Airlie "EDID", 0); 924f453ba04SDave Airlie dev->mode_config.edid_property = edid; 925f453ba04SDave Airlie 9264a67d391SSascha Hauer dpms = drm_property_create_enum(dev, 0, 9274a67d391SSascha Hauer "DPMS", drm_dpms_enum_list, 9284a67d391SSascha Hauer ARRAY_SIZE(drm_dpms_enum_list)); 929f453ba04SDave Airlie dev->mode_config.dpms_property = dpms; 930f453ba04SDave Airlie 931f453ba04SDave Airlie return 0; 932f453ba04SDave Airlie } 933f453ba04SDave Airlie 934f453ba04SDave Airlie /** 935f453ba04SDave Airlie * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties 936f453ba04SDave Airlie * @dev: DRM device 937f453ba04SDave Airlie * 938f453ba04SDave Airlie * Called by a driver the first time a DVI-I connector is made. 939f453ba04SDave Airlie */ 940f453ba04SDave Airlie int drm_mode_create_dvi_i_properties(struct drm_device *dev) 941f453ba04SDave Airlie { 942f453ba04SDave Airlie struct drm_property *dvi_i_selector; 943f453ba04SDave Airlie struct drm_property *dvi_i_subconnector; 944f453ba04SDave Airlie 945f453ba04SDave Airlie if (dev->mode_config.dvi_i_select_subconnector_property) 946f453ba04SDave Airlie return 0; 947f453ba04SDave Airlie 948f453ba04SDave Airlie dvi_i_selector = 9494a67d391SSascha Hauer drm_property_create_enum(dev, 0, 950f453ba04SDave Airlie "select subconnector", 9514a67d391SSascha Hauer drm_dvi_i_select_enum_list, 952f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_select_enum_list)); 953f453ba04SDave Airlie dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; 954f453ba04SDave Airlie 9554a67d391SSascha Hauer dvi_i_subconnector = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 956f453ba04SDave Airlie "subconnector", 9574a67d391SSascha Hauer drm_dvi_i_subconnector_enum_list, 958f453ba04SDave Airlie ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); 959f453ba04SDave Airlie dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; 960f453ba04SDave Airlie 961f453ba04SDave Airlie return 0; 962f453ba04SDave Airlie } 963f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); 964f453ba04SDave Airlie 965f453ba04SDave Airlie /** 966f453ba04SDave Airlie * drm_create_tv_properties - create TV specific connector properties 967f453ba04SDave Airlie * @dev: DRM device 968f453ba04SDave Airlie * @num_modes: number of different TV formats (modes) supported 969f453ba04SDave Airlie * @modes: array of pointers to strings containing name of each format 970f453ba04SDave Airlie * 971f453ba04SDave Airlie * Called by a driver's TV initialization routine, this function creates 972f453ba04SDave Airlie * the TV specific connector properties for a given device. Caller is 973f453ba04SDave Airlie * responsible for allocating a list of format names and passing them to 974f453ba04SDave Airlie * this routine. 975f453ba04SDave Airlie */ 976f453ba04SDave Airlie int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, 977f453ba04SDave Airlie char *modes[]) 978f453ba04SDave Airlie { 979f453ba04SDave Airlie struct drm_property *tv_selector; 980f453ba04SDave Airlie struct drm_property *tv_subconnector; 981f453ba04SDave Airlie int i; 982f453ba04SDave Airlie 983f453ba04SDave Airlie if (dev->mode_config.tv_select_subconnector_property) 984f453ba04SDave Airlie return 0; 985f453ba04SDave Airlie 986f453ba04SDave Airlie /* 987f453ba04SDave Airlie * Basic connector properties 988f453ba04SDave Airlie */ 9894a67d391SSascha Hauer tv_selector = drm_property_create_enum(dev, 0, 990f453ba04SDave Airlie "select subconnector", 9914a67d391SSascha Hauer drm_tv_select_enum_list, 992f453ba04SDave Airlie ARRAY_SIZE(drm_tv_select_enum_list)); 993f453ba04SDave Airlie dev->mode_config.tv_select_subconnector_property = tv_selector; 994f453ba04SDave Airlie 995f453ba04SDave Airlie tv_subconnector = 9964a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 9974a67d391SSascha Hauer "subconnector", 9984a67d391SSascha Hauer drm_tv_subconnector_enum_list, 999f453ba04SDave Airlie ARRAY_SIZE(drm_tv_subconnector_enum_list)); 1000f453ba04SDave Airlie dev->mode_config.tv_subconnector_property = tv_subconnector; 1001f453ba04SDave Airlie 1002f453ba04SDave Airlie /* 1003f453ba04SDave Airlie * Other, TV specific properties: margins & TV modes. 1004f453ba04SDave Airlie */ 1005f453ba04SDave Airlie dev->mode_config.tv_left_margin_property = 1006d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "left margin", 0, 100); 1007f453ba04SDave Airlie 1008f453ba04SDave Airlie dev->mode_config.tv_right_margin_property = 1009d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "right margin", 0, 100); 1010f453ba04SDave Airlie 1011f453ba04SDave Airlie dev->mode_config.tv_top_margin_property = 1012d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "top margin", 0, 100); 1013f453ba04SDave Airlie 1014f453ba04SDave Airlie dev->mode_config.tv_bottom_margin_property = 1015d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "bottom margin", 0, 100); 1016f453ba04SDave Airlie 1017f453ba04SDave Airlie dev->mode_config.tv_mode_property = 1018f453ba04SDave Airlie drm_property_create(dev, DRM_MODE_PROP_ENUM, 1019f453ba04SDave Airlie "mode", num_modes); 1020f453ba04SDave Airlie for (i = 0; i < num_modes; i++) 1021f453ba04SDave Airlie drm_property_add_enum(dev->mode_config.tv_mode_property, i, 1022f453ba04SDave Airlie i, modes[i]); 1023f453ba04SDave Airlie 1024b6b7902eSFrancisco Jerez dev->mode_config.tv_brightness_property = 1025d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "brightness", 0, 100); 1026b6b7902eSFrancisco Jerez 1027b6b7902eSFrancisco Jerez dev->mode_config.tv_contrast_property = 1028d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "contrast", 0, 100); 1029b6b7902eSFrancisco Jerez 1030b6b7902eSFrancisco Jerez dev->mode_config.tv_flicker_reduction_property = 1031d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "flicker reduction", 0, 100); 1032b6b7902eSFrancisco Jerez 1033a75f0236SFrancisco Jerez dev->mode_config.tv_overscan_property = 1034d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "overscan", 0, 100); 1035a75f0236SFrancisco Jerez 1036a75f0236SFrancisco Jerez dev->mode_config.tv_saturation_property = 1037d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "saturation", 0, 100); 1038a75f0236SFrancisco Jerez 1039a75f0236SFrancisco Jerez dev->mode_config.tv_hue_property = 1040d9bc3c02SSascha Hauer drm_property_create_range(dev, 0, "hue", 0, 100); 1041a75f0236SFrancisco Jerez 1042f453ba04SDave Airlie return 0; 1043f453ba04SDave Airlie } 1044f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_tv_properties); 1045f453ba04SDave Airlie 1046f453ba04SDave Airlie /** 1047f453ba04SDave Airlie * drm_mode_create_scaling_mode_property - create scaling mode property 1048f453ba04SDave Airlie * @dev: DRM device 1049f453ba04SDave Airlie * 1050f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 1051f453ba04SDave Airlie * connectors. 1052f453ba04SDave Airlie */ 1053f453ba04SDave Airlie int drm_mode_create_scaling_mode_property(struct drm_device *dev) 1054f453ba04SDave Airlie { 1055f453ba04SDave Airlie struct drm_property *scaling_mode; 1056f453ba04SDave Airlie 1057f453ba04SDave Airlie if (dev->mode_config.scaling_mode_property) 1058f453ba04SDave Airlie return 0; 1059f453ba04SDave Airlie 1060f453ba04SDave Airlie scaling_mode = 10614a67d391SSascha Hauer drm_property_create_enum(dev, 0, "scaling mode", 10624a67d391SSascha Hauer drm_scaling_mode_enum_list, 1063f453ba04SDave Airlie ARRAY_SIZE(drm_scaling_mode_enum_list)); 1064f453ba04SDave Airlie 1065f453ba04SDave Airlie dev->mode_config.scaling_mode_property = scaling_mode; 1066f453ba04SDave Airlie 1067f453ba04SDave Airlie return 0; 1068f453ba04SDave Airlie } 1069f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); 1070f453ba04SDave Airlie 1071f453ba04SDave Airlie /** 1072f453ba04SDave Airlie * drm_mode_create_dithering_property - create dithering property 1073f453ba04SDave Airlie * @dev: DRM device 1074f453ba04SDave Airlie * 1075f453ba04SDave Airlie * Called by a driver the first time it's needed, must be attached to desired 1076f453ba04SDave Airlie * connectors. 1077f453ba04SDave Airlie */ 1078f453ba04SDave Airlie int drm_mode_create_dithering_property(struct drm_device *dev) 1079f453ba04SDave Airlie { 1080f453ba04SDave Airlie struct drm_property *dithering_mode; 1081f453ba04SDave Airlie 1082f453ba04SDave Airlie if (dev->mode_config.dithering_mode_property) 1083f453ba04SDave Airlie return 0; 1084f453ba04SDave Airlie 1085f453ba04SDave Airlie dithering_mode = 10864a67d391SSascha Hauer drm_property_create_enum(dev, 0, "dithering", 10874a67d391SSascha Hauer drm_dithering_mode_enum_list, 1088f453ba04SDave Airlie ARRAY_SIZE(drm_dithering_mode_enum_list)); 1089f453ba04SDave Airlie dev->mode_config.dithering_mode_property = dithering_mode; 1090f453ba04SDave Airlie 1091f453ba04SDave Airlie return 0; 1092f453ba04SDave Airlie } 1093f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_create_dithering_property); 1094f453ba04SDave Airlie 1095f453ba04SDave Airlie /** 1096884840aaSJakob Bornecrantz * drm_mode_create_dirty_property - create dirty property 1097884840aaSJakob Bornecrantz * @dev: DRM device 1098884840aaSJakob Bornecrantz * 1099884840aaSJakob Bornecrantz * Called by a driver the first time it's needed, must be attached to desired 1100884840aaSJakob Bornecrantz * connectors. 1101884840aaSJakob Bornecrantz */ 1102884840aaSJakob Bornecrantz int drm_mode_create_dirty_info_property(struct drm_device *dev) 1103884840aaSJakob Bornecrantz { 1104884840aaSJakob Bornecrantz struct drm_property *dirty_info; 1105884840aaSJakob Bornecrantz 1106884840aaSJakob Bornecrantz if (dev->mode_config.dirty_info_property) 1107884840aaSJakob Bornecrantz return 0; 1108884840aaSJakob Bornecrantz 1109884840aaSJakob Bornecrantz dirty_info = 11104a67d391SSascha Hauer drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, 1111884840aaSJakob Bornecrantz "dirty", 11124a67d391SSascha Hauer drm_dirty_info_enum_list, 1113884840aaSJakob Bornecrantz ARRAY_SIZE(drm_dirty_info_enum_list)); 1114884840aaSJakob Bornecrantz dev->mode_config.dirty_info_property = dirty_info; 1115884840aaSJakob Bornecrantz 1116884840aaSJakob Bornecrantz return 0; 1117884840aaSJakob Bornecrantz } 1118884840aaSJakob Bornecrantz EXPORT_SYMBOL(drm_mode_create_dirty_info_property); 1119884840aaSJakob Bornecrantz 1120ea9cbb06SVille Syrjälä static int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) 1121f453ba04SDave Airlie { 1122f453ba04SDave Airlie uint32_t total_objects = 0; 1123f453ba04SDave Airlie 1124f453ba04SDave Airlie total_objects += dev->mode_config.num_crtc; 1125f453ba04SDave Airlie total_objects += dev->mode_config.num_connector; 1126f453ba04SDave Airlie total_objects += dev->mode_config.num_encoder; 1127f453ba04SDave Airlie 1128f453ba04SDave Airlie group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); 1129f453ba04SDave Airlie if (!group->id_list) 1130f453ba04SDave Airlie return -ENOMEM; 1131f453ba04SDave Airlie 1132f453ba04SDave Airlie group->num_crtcs = 0; 1133f453ba04SDave Airlie group->num_connectors = 0; 1134f453ba04SDave Airlie group->num_encoders = 0; 1135f453ba04SDave Airlie return 0; 1136f453ba04SDave Airlie } 1137f453ba04SDave Airlie 1138f453ba04SDave Airlie int drm_mode_group_init_legacy_group(struct drm_device *dev, 1139f453ba04SDave Airlie struct drm_mode_group *group) 1140f453ba04SDave Airlie { 1141f453ba04SDave Airlie struct drm_crtc *crtc; 1142f453ba04SDave Airlie struct drm_encoder *encoder; 1143f453ba04SDave Airlie struct drm_connector *connector; 1144f453ba04SDave Airlie int ret; 1145f453ba04SDave Airlie 1146f453ba04SDave Airlie if ((ret = drm_mode_group_init(dev, group))) 1147f453ba04SDave Airlie return ret; 1148f453ba04SDave Airlie 1149f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 1150f453ba04SDave Airlie group->id_list[group->num_crtcs++] = crtc->base.id; 1151f453ba04SDave Airlie 1152f453ba04SDave Airlie list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 1153f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders++] = 1154f453ba04SDave Airlie encoder->base.id; 1155f453ba04SDave Airlie 1156f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) 1157f453ba04SDave Airlie group->id_list[group->num_crtcs + group->num_encoders + 1158f453ba04SDave Airlie group->num_connectors++] = connector->base.id; 1159f453ba04SDave Airlie 1160f453ba04SDave Airlie return 0; 1161f453ba04SDave Airlie } 11629c1dfc55SDave Airlie EXPORT_SYMBOL(drm_mode_group_init_legacy_group); 1163f453ba04SDave Airlie 1164f453ba04SDave Airlie /** 1165f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo 1166f453ba04SDave Airlie * @out: drm_mode_modeinfo struct to return to the user 1167f453ba04SDave Airlie * @in: drm_display_mode to use 1168f453ba04SDave Airlie * 1169f453ba04SDave Airlie * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to 1170f453ba04SDave Airlie * the user. 1171f453ba04SDave Airlie */ 117293bbf6dbSVille Syrjälä static void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, 117393bbf6dbSVille Syrjälä const struct drm_display_mode *in) 1174f453ba04SDave Airlie { 1175e36fae38SVille Syrjälä WARN(in->hdisplay > USHRT_MAX || in->hsync_start > USHRT_MAX || 1176e36fae38SVille Syrjälä in->hsync_end > USHRT_MAX || in->htotal > USHRT_MAX || 1177e36fae38SVille Syrjälä in->hskew > USHRT_MAX || in->vdisplay > USHRT_MAX || 1178e36fae38SVille Syrjälä in->vsync_start > USHRT_MAX || in->vsync_end > USHRT_MAX || 1179e36fae38SVille Syrjälä in->vtotal > USHRT_MAX || in->vscan > USHRT_MAX, 1180e36fae38SVille Syrjälä "timing values too large for mode info\n"); 1181e36fae38SVille Syrjälä 1182f453ba04SDave Airlie out->clock = in->clock; 1183f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1184f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1185f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1186f453ba04SDave Airlie out->htotal = in->htotal; 1187f453ba04SDave Airlie out->hskew = in->hskew; 1188f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1189f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1190f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1191f453ba04SDave Airlie out->vtotal = in->vtotal; 1192f453ba04SDave Airlie out->vscan = in->vscan; 1193f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1194f453ba04SDave Airlie out->flags = in->flags; 1195f453ba04SDave Airlie out->type = in->type; 1196f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1197f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 1198f453ba04SDave Airlie } 1199f453ba04SDave Airlie 1200f453ba04SDave Airlie /** 1201f453ba04SDave Airlie * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode 1202f453ba04SDave Airlie * @out: drm_display_mode to return to the user 1203f453ba04SDave Airlie * @in: drm_mode_modeinfo to use 1204f453ba04SDave Airlie * 1205f453ba04SDave Airlie * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to 1206f453ba04SDave Airlie * the caller. 120790367bf6SVille Syrjälä * 120890367bf6SVille Syrjälä * RETURNS: 120990367bf6SVille Syrjälä * Zero on success, errno on failure. 1210f453ba04SDave Airlie */ 121193bbf6dbSVille Syrjälä static int drm_crtc_convert_umode(struct drm_display_mode *out, 121293bbf6dbSVille Syrjälä const struct drm_mode_modeinfo *in) 1213f453ba04SDave Airlie { 121490367bf6SVille Syrjälä if (in->clock > INT_MAX || in->vrefresh > INT_MAX) 121590367bf6SVille Syrjälä return -ERANGE; 121690367bf6SVille Syrjälä 1217f453ba04SDave Airlie out->clock = in->clock; 1218f453ba04SDave Airlie out->hdisplay = in->hdisplay; 1219f453ba04SDave Airlie out->hsync_start = in->hsync_start; 1220f453ba04SDave Airlie out->hsync_end = in->hsync_end; 1221f453ba04SDave Airlie out->htotal = in->htotal; 1222f453ba04SDave Airlie out->hskew = in->hskew; 1223f453ba04SDave Airlie out->vdisplay = in->vdisplay; 1224f453ba04SDave Airlie out->vsync_start = in->vsync_start; 1225f453ba04SDave Airlie out->vsync_end = in->vsync_end; 1226f453ba04SDave Airlie out->vtotal = in->vtotal; 1227f453ba04SDave Airlie out->vscan = in->vscan; 1228f453ba04SDave Airlie out->vrefresh = in->vrefresh; 1229f453ba04SDave Airlie out->flags = in->flags; 1230f453ba04SDave Airlie out->type = in->type; 1231f453ba04SDave Airlie strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); 1232f453ba04SDave Airlie out->name[DRM_DISPLAY_MODE_LEN-1] = 0; 123390367bf6SVille Syrjälä 123490367bf6SVille Syrjälä return 0; 1235f453ba04SDave Airlie } 1236f453ba04SDave Airlie 1237f453ba04SDave Airlie /** 1238f453ba04SDave Airlie * drm_mode_getresources - get graphics configuration 1239065a50edSDaniel Vetter * @dev: drm device for the ioctl 1240065a50edSDaniel Vetter * @data: data pointer for the ioctl 1241065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 1242f453ba04SDave Airlie * 1243f453ba04SDave Airlie * Construct a set of configuration description structures and return 1244f453ba04SDave Airlie * them to the user, including CRTC, connector and framebuffer configuration. 1245f453ba04SDave Airlie * 1246f453ba04SDave Airlie * Called by the user via ioctl. 1247f453ba04SDave Airlie * 1248f453ba04SDave Airlie * RETURNS: 1249f453ba04SDave Airlie * Zero on success, errno on failure. 1250f453ba04SDave Airlie */ 1251f453ba04SDave Airlie int drm_mode_getresources(struct drm_device *dev, void *data, 1252f453ba04SDave Airlie struct drm_file *file_priv) 1253f453ba04SDave Airlie { 1254f453ba04SDave Airlie struct drm_mode_card_res *card_res = data; 1255f453ba04SDave Airlie struct list_head *lh; 1256f453ba04SDave Airlie struct drm_framebuffer *fb; 1257f453ba04SDave Airlie struct drm_connector *connector; 1258f453ba04SDave Airlie struct drm_crtc *crtc; 1259f453ba04SDave Airlie struct drm_encoder *encoder; 1260f453ba04SDave Airlie int ret = 0; 1261f453ba04SDave Airlie int connector_count = 0; 1262f453ba04SDave Airlie int crtc_count = 0; 1263f453ba04SDave Airlie int fb_count = 0; 1264f453ba04SDave Airlie int encoder_count = 0; 1265f453ba04SDave Airlie int copied = 0, i; 1266f453ba04SDave Airlie uint32_t __user *fb_id; 1267f453ba04SDave Airlie uint32_t __user *crtc_id; 1268f453ba04SDave Airlie uint32_t __user *connector_id; 1269f453ba04SDave Airlie uint32_t __user *encoder_id; 1270f453ba04SDave Airlie struct drm_mode_group *mode_group; 1271f453ba04SDave Airlie 1272fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1273fb3b06c8SDave Airlie return -EINVAL; 1274fb3b06c8SDave Airlie 1275f453ba04SDave Airlie 12764b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 1277f453ba04SDave Airlie /* 1278f453ba04SDave Airlie * For the non-control nodes we need to limit the list of resources 1279f453ba04SDave Airlie * by IDs in the group list for this node 1280f453ba04SDave Airlie */ 1281f453ba04SDave Airlie list_for_each(lh, &file_priv->fbs) 1282f453ba04SDave Airlie fb_count++; 1283f453ba04SDave Airlie 12844b096ac1SDaniel Vetter /* handle this in 4 parts */ 12854b096ac1SDaniel Vetter /* FBs */ 12864b096ac1SDaniel Vetter if (card_res->count_fbs >= fb_count) { 12874b096ac1SDaniel Vetter copied = 0; 12884b096ac1SDaniel Vetter fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; 12894b096ac1SDaniel Vetter list_for_each_entry(fb, &file_priv->fbs, filp_head) { 12904b096ac1SDaniel Vetter if (put_user(fb->base.id, fb_id + copied)) { 12914b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 12924b096ac1SDaniel Vetter return -EFAULT; 12934b096ac1SDaniel Vetter } 12944b096ac1SDaniel Vetter copied++; 12954b096ac1SDaniel Vetter } 12964b096ac1SDaniel Vetter } 12974b096ac1SDaniel Vetter card_res->count_fbs = fb_count; 12984b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 12994b096ac1SDaniel Vetter 13004b096ac1SDaniel Vetter drm_modeset_lock_all(dev); 1301f453ba04SDave Airlie mode_group = &file_priv->master->minor->mode_group; 1302f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1303f453ba04SDave Airlie 1304f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.crtc_list) 1305f453ba04SDave Airlie crtc_count++; 1306f453ba04SDave Airlie 1307f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.connector_list) 1308f453ba04SDave Airlie connector_count++; 1309f453ba04SDave Airlie 1310f453ba04SDave Airlie list_for_each(lh, &dev->mode_config.encoder_list) 1311f453ba04SDave Airlie encoder_count++; 1312f453ba04SDave Airlie } else { 1313f453ba04SDave Airlie 1314f453ba04SDave Airlie crtc_count = mode_group->num_crtcs; 1315f453ba04SDave Airlie connector_count = mode_group->num_connectors; 1316f453ba04SDave Airlie encoder_count = mode_group->num_encoders; 1317f453ba04SDave Airlie } 1318f453ba04SDave Airlie 1319f453ba04SDave Airlie card_res->max_height = dev->mode_config.max_height; 1320f453ba04SDave Airlie card_res->min_height = dev->mode_config.min_height; 1321f453ba04SDave Airlie card_res->max_width = dev->mode_config.max_width; 1322f453ba04SDave Airlie card_res->min_width = dev->mode_config.min_width; 1323f453ba04SDave Airlie 1324f453ba04SDave Airlie /* CRTCs */ 1325f453ba04SDave Airlie if (card_res->count_crtcs >= crtc_count) { 1326f453ba04SDave Airlie copied = 0; 1327f453ba04SDave Airlie crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; 1328f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1329f453ba04SDave Airlie list_for_each_entry(crtc, &dev->mode_config.crtc_list, 1330f453ba04SDave Airlie head) { 13319440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1332f453ba04SDave Airlie if (put_user(crtc->base.id, crtc_id + copied)) { 1333f453ba04SDave Airlie ret = -EFAULT; 1334f453ba04SDave Airlie goto out; 1335f453ba04SDave Airlie } 1336f453ba04SDave Airlie copied++; 1337f453ba04SDave Airlie } 1338f453ba04SDave Airlie } else { 1339f453ba04SDave Airlie for (i = 0; i < mode_group->num_crtcs; i++) { 1340f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1341f453ba04SDave Airlie crtc_id + copied)) { 1342f453ba04SDave Airlie ret = -EFAULT; 1343f453ba04SDave Airlie goto out; 1344f453ba04SDave Airlie } 1345f453ba04SDave Airlie copied++; 1346f453ba04SDave Airlie } 1347f453ba04SDave Airlie } 1348f453ba04SDave Airlie } 1349f453ba04SDave Airlie card_res->count_crtcs = crtc_count; 1350f453ba04SDave Airlie 1351f453ba04SDave Airlie /* Encoders */ 1352f453ba04SDave Airlie if (card_res->count_encoders >= encoder_count) { 1353f453ba04SDave Airlie copied = 0; 1354f453ba04SDave Airlie encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; 1355f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1356f453ba04SDave Airlie list_for_each_entry(encoder, 1357f453ba04SDave Airlie &dev->mode_config.encoder_list, 1358f453ba04SDave Airlie head) { 13599440106bSJerome Glisse DRM_DEBUG_KMS("[ENCODER:%d:%s]\n", encoder->base.id, 13609440106bSJerome Glisse drm_get_encoder_name(encoder)); 1361f453ba04SDave Airlie if (put_user(encoder->base.id, encoder_id + 1362f453ba04SDave Airlie copied)) { 1363f453ba04SDave Airlie ret = -EFAULT; 1364f453ba04SDave Airlie goto out; 1365f453ba04SDave Airlie } 1366f453ba04SDave Airlie copied++; 1367f453ba04SDave Airlie } 1368f453ba04SDave Airlie } else { 1369f453ba04SDave Airlie for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { 1370f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1371f453ba04SDave Airlie encoder_id + copied)) { 1372f453ba04SDave Airlie ret = -EFAULT; 1373f453ba04SDave Airlie goto out; 1374f453ba04SDave Airlie } 1375f453ba04SDave Airlie copied++; 1376f453ba04SDave Airlie } 1377f453ba04SDave Airlie 1378f453ba04SDave Airlie } 1379f453ba04SDave Airlie } 1380f453ba04SDave Airlie card_res->count_encoders = encoder_count; 1381f453ba04SDave Airlie 1382f453ba04SDave Airlie /* Connectors */ 1383f453ba04SDave Airlie if (card_res->count_connectors >= connector_count) { 1384f453ba04SDave Airlie copied = 0; 1385f453ba04SDave Airlie connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; 1386f453ba04SDave Airlie if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { 1387f453ba04SDave Airlie list_for_each_entry(connector, 1388f453ba04SDave Airlie &dev->mode_config.connector_list, 1389f453ba04SDave Airlie head) { 13909440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 13919440106bSJerome Glisse connector->base.id, 13929440106bSJerome Glisse drm_get_connector_name(connector)); 1393f453ba04SDave Airlie if (put_user(connector->base.id, 1394f453ba04SDave Airlie connector_id + copied)) { 1395f453ba04SDave Airlie ret = -EFAULT; 1396f453ba04SDave Airlie goto out; 1397f453ba04SDave Airlie } 1398f453ba04SDave Airlie copied++; 1399f453ba04SDave Airlie } 1400f453ba04SDave Airlie } else { 1401f453ba04SDave Airlie int start = mode_group->num_crtcs + 1402f453ba04SDave Airlie mode_group->num_encoders; 1403f453ba04SDave Airlie for (i = start; i < start + mode_group->num_connectors; i++) { 1404f453ba04SDave Airlie if (put_user(mode_group->id_list[i], 1405f453ba04SDave Airlie connector_id + copied)) { 1406f453ba04SDave Airlie ret = -EFAULT; 1407f453ba04SDave Airlie goto out; 1408f453ba04SDave Airlie } 1409f453ba04SDave Airlie copied++; 1410f453ba04SDave Airlie } 1411f453ba04SDave Airlie } 1412f453ba04SDave Airlie } 1413f453ba04SDave Airlie card_res->count_connectors = connector_count; 1414f453ba04SDave Airlie 14159440106bSJerome Glisse DRM_DEBUG_KMS("CRTC[%d] CONNECTORS[%d] ENCODERS[%d]\n", card_res->count_crtcs, 1416f453ba04SDave Airlie card_res->count_connectors, card_res->count_encoders); 1417f453ba04SDave Airlie 1418f453ba04SDave Airlie out: 141984849903SDaniel Vetter drm_modeset_unlock_all(dev); 1420f453ba04SDave Airlie return ret; 1421f453ba04SDave Airlie } 1422f453ba04SDave Airlie 1423f453ba04SDave Airlie /** 1424f453ba04SDave Airlie * drm_mode_getcrtc - get CRTC configuration 1425065a50edSDaniel Vetter * @dev: drm device for the ioctl 1426065a50edSDaniel Vetter * @data: data pointer for the ioctl 1427065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 1428f453ba04SDave Airlie * 1429f453ba04SDave Airlie * Construct a CRTC configuration structure to return to the user. 1430f453ba04SDave Airlie * 1431f453ba04SDave Airlie * Called by the user via ioctl. 1432f453ba04SDave Airlie * 1433f453ba04SDave Airlie * RETURNS: 1434f453ba04SDave Airlie * Zero on success, errno on failure. 1435f453ba04SDave Airlie */ 1436f453ba04SDave Airlie int drm_mode_getcrtc(struct drm_device *dev, 1437f453ba04SDave Airlie void *data, struct drm_file *file_priv) 1438f453ba04SDave Airlie { 1439f453ba04SDave Airlie struct drm_mode_crtc *crtc_resp = data; 1440f453ba04SDave Airlie struct drm_crtc *crtc; 1441f453ba04SDave Airlie struct drm_mode_object *obj; 1442f453ba04SDave Airlie int ret = 0; 1443f453ba04SDave Airlie 1444fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1445fb3b06c8SDave Airlie return -EINVAL; 1446fb3b06c8SDave Airlie 144784849903SDaniel Vetter drm_modeset_lock_all(dev); 1448f453ba04SDave Airlie 1449f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_resp->crtc_id, 1450f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1451f453ba04SDave Airlie if (!obj) { 1452f453ba04SDave Airlie ret = -EINVAL; 1453f453ba04SDave Airlie goto out; 1454f453ba04SDave Airlie } 1455f453ba04SDave Airlie crtc = obj_to_crtc(obj); 1456f453ba04SDave Airlie 1457f453ba04SDave Airlie crtc_resp->x = crtc->x; 1458f453ba04SDave Airlie crtc_resp->y = crtc->y; 1459f453ba04SDave Airlie crtc_resp->gamma_size = crtc->gamma_size; 1460f453ba04SDave Airlie if (crtc->fb) 1461f453ba04SDave Airlie crtc_resp->fb_id = crtc->fb->base.id; 1462f453ba04SDave Airlie else 1463f453ba04SDave Airlie crtc_resp->fb_id = 0; 1464f453ba04SDave Airlie 1465f453ba04SDave Airlie if (crtc->enabled) { 1466f453ba04SDave Airlie 1467f453ba04SDave Airlie drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); 1468f453ba04SDave Airlie crtc_resp->mode_valid = 1; 1469f453ba04SDave Airlie 1470f453ba04SDave Airlie } else { 1471f453ba04SDave Airlie crtc_resp->mode_valid = 0; 1472f453ba04SDave Airlie } 1473f453ba04SDave Airlie 1474f453ba04SDave Airlie out: 147584849903SDaniel Vetter drm_modeset_unlock_all(dev); 1476f453ba04SDave Airlie return ret; 1477f453ba04SDave Airlie } 1478f453ba04SDave Airlie 1479f453ba04SDave Airlie /** 1480f453ba04SDave Airlie * drm_mode_getconnector - get connector configuration 1481065a50edSDaniel Vetter * @dev: drm device for the ioctl 1482065a50edSDaniel Vetter * @data: data pointer for the ioctl 1483065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 1484f453ba04SDave Airlie * 1485f453ba04SDave Airlie * Construct a connector configuration structure to return to the user. 1486f453ba04SDave Airlie * 1487f453ba04SDave Airlie * Called by the user via ioctl. 1488f453ba04SDave Airlie * 1489f453ba04SDave Airlie * RETURNS: 1490f453ba04SDave Airlie * Zero on success, errno on failure. 1491f453ba04SDave Airlie */ 1492f453ba04SDave Airlie int drm_mode_getconnector(struct drm_device *dev, void *data, 1493f453ba04SDave Airlie struct drm_file *file_priv) 1494f453ba04SDave Airlie { 1495f453ba04SDave Airlie struct drm_mode_get_connector *out_resp = data; 1496f453ba04SDave Airlie struct drm_mode_object *obj; 1497f453ba04SDave Airlie struct drm_connector *connector; 1498f453ba04SDave Airlie struct drm_display_mode *mode; 1499f453ba04SDave Airlie int mode_count = 0; 1500f453ba04SDave Airlie int props_count = 0; 1501f453ba04SDave Airlie int encoders_count = 0; 1502f453ba04SDave Airlie int ret = 0; 1503f453ba04SDave Airlie int copied = 0; 1504f453ba04SDave Airlie int i; 1505f453ba04SDave Airlie struct drm_mode_modeinfo u_mode; 1506f453ba04SDave Airlie struct drm_mode_modeinfo __user *mode_ptr; 1507f453ba04SDave Airlie uint32_t __user *prop_ptr; 1508f453ba04SDave Airlie uint64_t __user *prop_values; 1509f453ba04SDave Airlie uint32_t __user *encoder_ptr; 1510f453ba04SDave Airlie 1511fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1512fb3b06c8SDave Airlie return -EINVAL; 1513fb3b06c8SDave Airlie 1514f453ba04SDave Airlie memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); 1515f453ba04SDave Airlie 15169440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id); 1517f453ba04SDave Airlie 15187b24056bSDaniel Vetter mutex_lock(&dev->mode_config.mutex); 1519f453ba04SDave Airlie 1520f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->connector_id, 1521f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 1522f453ba04SDave Airlie if (!obj) { 1523f453ba04SDave Airlie ret = -EINVAL; 1524f453ba04SDave Airlie goto out; 1525f453ba04SDave Airlie } 1526f453ba04SDave Airlie connector = obj_to_connector(obj); 1527f453ba04SDave Airlie 15287f88a9beSPaulo Zanoni props_count = connector->properties.count; 1529f453ba04SDave Airlie 1530f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1531f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1532f453ba04SDave Airlie encoders_count++; 1533f453ba04SDave Airlie } 1534f453ba04SDave Airlie } 1535f453ba04SDave Airlie 1536f453ba04SDave Airlie if (out_resp->count_modes == 0) { 1537f453ba04SDave Airlie connector->funcs->fill_modes(connector, 1538f453ba04SDave Airlie dev->mode_config.max_width, 1539f453ba04SDave Airlie dev->mode_config.max_height); 1540f453ba04SDave Airlie } 1541f453ba04SDave Airlie 1542f453ba04SDave Airlie /* delayed so we get modes regardless of pre-fill_modes state */ 1543f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) 1544f453ba04SDave Airlie mode_count++; 1545f453ba04SDave Airlie 1546f453ba04SDave Airlie out_resp->connector_id = connector->base.id; 1547f453ba04SDave Airlie out_resp->connector_type = connector->connector_type; 1548f453ba04SDave Airlie out_resp->connector_type_id = connector->connector_type_id; 1549f453ba04SDave Airlie out_resp->mm_width = connector->display_info.width_mm; 1550f453ba04SDave Airlie out_resp->mm_height = connector->display_info.height_mm; 1551f453ba04SDave Airlie out_resp->subpixel = connector->display_info.subpixel_order; 1552f453ba04SDave Airlie out_resp->connection = connector->status; 1553f453ba04SDave Airlie if (connector->encoder) 1554f453ba04SDave Airlie out_resp->encoder_id = connector->encoder->base.id; 1555f453ba04SDave Airlie else 1556f453ba04SDave Airlie out_resp->encoder_id = 0; 1557f453ba04SDave Airlie 1558f453ba04SDave Airlie /* 1559f453ba04SDave Airlie * This ioctl is called twice, once to determine how much space is 1560f453ba04SDave Airlie * needed, and the 2nd time to fill it. 1561f453ba04SDave Airlie */ 1562f453ba04SDave Airlie if ((out_resp->count_modes >= mode_count) && mode_count) { 1563f453ba04SDave Airlie copied = 0; 156481f6c7f8SVille Syrjälä mode_ptr = (struct drm_mode_modeinfo __user *)(unsigned long)out_resp->modes_ptr; 1565f453ba04SDave Airlie list_for_each_entry(mode, &connector->modes, head) { 1566f453ba04SDave Airlie drm_crtc_convert_to_umode(&u_mode, mode); 1567f453ba04SDave Airlie if (copy_to_user(mode_ptr + copied, 1568f453ba04SDave Airlie &u_mode, sizeof(u_mode))) { 1569f453ba04SDave Airlie ret = -EFAULT; 1570f453ba04SDave Airlie goto out; 1571f453ba04SDave Airlie } 1572f453ba04SDave Airlie copied++; 1573f453ba04SDave Airlie } 1574f453ba04SDave Airlie } 1575f453ba04SDave Airlie out_resp->count_modes = mode_count; 1576f453ba04SDave Airlie 1577f453ba04SDave Airlie if ((out_resp->count_props >= props_count) && props_count) { 1578f453ba04SDave Airlie copied = 0; 157981f6c7f8SVille Syrjälä prop_ptr = (uint32_t __user *)(unsigned long)(out_resp->props_ptr); 158081f6c7f8SVille Syrjälä prop_values = (uint64_t __user *)(unsigned long)(out_resp->prop_values_ptr); 15817f88a9beSPaulo Zanoni for (i = 0; i < connector->properties.count; i++) { 15827e3bdf4aSPaulo Zanoni if (put_user(connector->properties.ids[i], 1583f453ba04SDave Airlie prop_ptr + copied)) { 1584f453ba04SDave Airlie ret = -EFAULT; 1585f453ba04SDave Airlie goto out; 1586f453ba04SDave Airlie } 1587f453ba04SDave Airlie 15887e3bdf4aSPaulo Zanoni if (put_user(connector->properties.values[i], 1589f453ba04SDave Airlie prop_values + copied)) { 1590f453ba04SDave Airlie ret = -EFAULT; 1591f453ba04SDave Airlie goto out; 1592f453ba04SDave Airlie } 1593f453ba04SDave Airlie copied++; 1594f453ba04SDave Airlie } 1595f453ba04SDave Airlie } 1596f453ba04SDave Airlie out_resp->count_props = props_count; 1597f453ba04SDave Airlie 1598f453ba04SDave Airlie if ((out_resp->count_encoders >= encoders_count) && encoders_count) { 1599f453ba04SDave Airlie copied = 0; 160081f6c7f8SVille Syrjälä encoder_ptr = (uint32_t __user *)(unsigned long)(out_resp->encoders_ptr); 1601f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 1602f453ba04SDave Airlie if (connector->encoder_ids[i] != 0) { 1603f453ba04SDave Airlie if (put_user(connector->encoder_ids[i], 1604f453ba04SDave Airlie encoder_ptr + copied)) { 1605f453ba04SDave Airlie ret = -EFAULT; 1606f453ba04SDave Airlie goto out; 1607f453ba04SDave Airlie } 1608f453ba04SDave Airlie copied++; 1609f453ba04SDave Airlie } 1610f453ba04SDave Airlie } 1611f453ba04SDave Airlie } 1612f453ba04SDave Airlie out_resp->count_encoders = encoders_count; 1613f453ba04SDave Airlie 1614f453ba04SDave Airlie out: 16157b24056bSDaniel Vetter mutex_unlock(&dev->mode_config.mutex); 16167b24056bSDaniel Vetter 1617f453ba04SDave Airlie return ret; 1618f453ba04SDave Airlie } 1619f453ba04SDave Airlie 1620f453ba04SDave Airlie int drm_mode_getencoder(struct drm_device *dev, void *data, 1621f453ba04SDave Airlie struct drm_file *file_priv) 1622f453ba04SDave Airlie { 1623f453ba04SDave Airlie struct drm_mode_get_encoder *enc_resp = data; 1624f453ba04SDave Airlie struct drm_mode_object *obj; 1625f453ba04SDave Airlie struct drm_encoder *encoder; 1626f453ba04SDave Airlie int ret = 0; 1627f453ba04SDave Airlie 1628fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1629fb3b06c8SDave Airlie return -EINVAL; 1630fb3b06c8SDave Airlie 163184849903SDaniel Vetter drm_modeset_lock_all(dev); 1632f453ba04SDave Airlie obj = drm_mode_object_find(dev, enc_resp->encoder_id, 1633f453ba04SDave Airlie DRM_MODE_OBJECT_ENCODER); 1634f453ba04SDave Airlie if (!obj) { 1635f453ba04SDave Airlie ret = -EINVAL; 1636f453ba04SDave Airlie goto out; 1637f453ba04SDave Airlie } 1638f453ba04SDave Airlie encoder = obj_to_encoder(obj); 1639f453ba04SDave Airlie 1640f453ba04SDave Airlie if (encoder->crtc) 1641f453ba04SDave Airlie enc_resp->crtc_id = encoder->crtc->base.id; 1642f453ba04SDave Airlie else 1643f453ba04SDave Airlie enc_resp->crtc_id = 0; 1644f453ba04SDave Airlie enc_resp->encoder_type = encoder->encoder_type; 1645f453ba04SDave Airlie enc_resp->encoder_id = encoder->base.id; 1646f453ba04SDave Airlie enc_resp->possible_crtcs = encoder->possible_crtcs; 1647f453ba04SDave Airlie enc_resp->possible_clones = encoder->possible_clones; 1648f453ba04SDave Airlie 1649f453ba04SDave Airlie out: 165084849903SDaniel Vetter drm_modeset_unlock_all(dev); 1651f453ba04SDave Airlie return ret; 1652f453ba04SDave Airlie } 1653f453ba04SDave Airlie 1654f453ba04SDave Airlie /** 16558cf5c917SJesse Barnes * drm_mode_getplane_res - get plane info 16568cf5c917SJesse Barnes * @dev: DRM device 16578cf5c917SJesse Barnes * @data: ioctl data 16588cf5c917SJesse Barnes * @file_priv: DRM file info 16598cf5c917SJesse Barnes * 16608cf5c917SJesse Barnes * Return an plane count and set of IDs. 16618cf5c917SJesse Barnes */ 16628cf5c917SJesse Barnes int drm_mode_getplane_res(struct drm_device *dev, void *data, 16638cf5c917SJesse Barnes struct drm_file *file_priv) 16648cf5c917SJesse Barnes { 16658cf5c917SJesse Barnes struct drm_mode_get_plane_res *plane_resp = data; 16668cf5c917SJesse Barnes struct drm_mode_config *config; 16678cf5c917SJesse Barnes struct drm_plane *plane; 16688cf5c917SJesse Barnes uint32_t __user *plane_ptr; 16698cf5c917SJesse Barnes int copied = 0, ret = 0; 16708cf5c917SJesse Barnes 16718cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 16728cf5c917SJesse Barnes return -EINVAL; 16738cf5c917SJesse Barnes 167484849903SDaniel Vetter drm_modeset_lock_all(dev); 16758cf5c917SJesse Barnes config = &dev->mode_config; 16768cf5c917SJesse Barnes 16778cf5c917SJesse Barnes /* 16788cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 16798cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 16808cf5c917SJesse Barnes */ 16818cf5c917SJesse Barnes if (config->num_plane && 16828cf5c917SJesse Barnes (plane_resp->count_planes >= config->num_plane)) { 168381f6c7f8SVille Syrjälä plane_ptr = (uint32_t __user *)(unsigned long)plane_resp->plane_id_ptr; 16848cf5c917SJesse Barnes 16858cf5c917SJesse Barnes list_for_each_entry(plane, &config->plane_list, head) { 16868cf5c917SJesse Barnes if (put_user(plane->base.id, plane_ptr + copied)) { 16878cf5c917SJesse Barnes ret = -EFAULT; 16888cf5c917SJesse Barnes goto out; 16898cf5c917SJesse Barnes } 16908cf5c917SJesse Barnes copied++; 16918cf5c917SJesse Barnes } 16928cf5c917SJesse Barnes } 16938cf5c917SJesse Barnes plane_resp->count_planes = config->num_plane; 16948cf5c917SJesse Barnes 16958cf5c917SJesse Barnes out: 169684849903SDaniel Vetter drm_modeset_unlock_all(dev); 16978cf5c917SJesse Barnes return ret; 16988cf5c917SJesse Barnes } 16998cf5c917SJesse Barnes 17008cf5c917SJesse Barnes /** 17018cf5c917SJesse Barnes * drm_mode_getplane - get plane info 17028cf5c917SJesse Barnes * @dev: DRM device 17038cf5c917SJesse Barnes * @data: ioctl data 17048cf5c917SJesse Barnes * @file_priv: DRM file info 17058cf5c917SJesse Barnes * 17068cf5c917SJesse Barnes * Return plane info, including formats supported, gamma size, any 17078cf5c917SJesse Barnes * current fb, etc. 17088cf5c917SJesse Barnes */ 17098cf5c917SJesse Barnes int drm_mode_getplane(struct drm_device *dev, void *data, 17108cf5c917SJesse Barnes struct drm_file *file_priv) 17118cf5c917SJesse Barnes { 17128cf5c917SJesse Barnes struct drm_mode_get_plane *plane_resp = data; 17138cf5c917SJesse Barnes struct drm_mode_object *obj; 17148cf5c917SJesse Barnes struct drm_plane *plane; 17158cf5c917SJesse Barnes uint32_t __user *format_ptr; 17168cf5c917SJesse Barnes int ret = 0; 17178cf5c917SJesse Barnes 17188cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 17198cf5c917SJesse Barnes return -EINVAL; 17208cf5c917SJesse Barnes 172184849903SDaniel Vetter drm_modeset_lock_all(dev); 17228cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_resp->plane_id, 17238cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 17248cf5c917SJesse Barnes if (!obj) { 17258cf5c917SJesse Barnes ret = -ENOENT; 17268cf5c917SJesse Barnes goto out; 17278cf5c917SJesse Barnes } 17288cf5c917SJesse Barnes plane = obj_to_plane(obj); 17298cf5c917SJesse Barnes 17308cf5c917SJesse Barnes if (plane->crtc) 17318cf5c917SJesse Barnes plane_resp->crtc_id = plane->crtc->base.id; 17328cf5c917SJesse Barnes else 17338cf5c917SJesse Barnes plane_resp->crtc_id = 0; 17348cf5c917SJesse Barnes 17358cf5c917SJesse Barnes if (plane->fb) 17368cf5c917SJesse Barnes plane_resp->fb_id = plane->fb->base.id; 17378cf5c917SJesse Barnes else 17388cf5c917SJesse Barnes plane_resp->fb_id = 0; 17398cf5c917SJesse Barnes 17408cf5c917SJesse Barnes plane_resp->plane_id = plane->base.id; 17418cf5c917SJesse Barnes plane_resp->possible_crtcs = plane->possible_crtcs; 17428cf5c917SJesse Barnes plane_resp->gamma_size = plane->gamma_size; 17438cf5c917SJesse Barnes 17448cf5c917SJesse Barnes /* 17458cf5c917SJesse Barnes * This ioctl is called twice, once to determine how much space is 17468cf5c917SJesse Barnes * needed, and the 2nd time to fill it. 17478cf5c917SJesse Barnes */ 17488cf5c917SJesse Barnes if (plane->format_count && 17498cf5c917SJesse Barnes (plane_resp->count_format_types >= plane->format_count)) { 175081f6c7f8SVille Syrjälä format_ptr = (uint32_t __user *)(unsigned long)plane_resp->format_type_ptr; 17518cf5c917SJesse Barnes if (copy_to_user(format_ptr, 17528cf5c917SJesse Barnes plane->format_types, 17538cf5c917SJesse Barnes sizeof(uint32_t) * plane->format_count)) { 17548cf5c917SJesse Barnes ret = -EFAULT; 17558cf5c917SJesse Barnes goto out; 17568cf5c917SJesse Barnes } 17578cf5c917SJesse Barnes } 17588cf5c917SJesse Barnes plane_resp->count_format_types = plane->format_count; 17598cf5c917SJesse Barnes 17608cf5c917SJesse Barnes out: 176184849903SDaniel Vetter drm_modeset_unlock_all(dev); 17628cf5c917SJesse Barnes return ret; 17638cf5c917SJesse Barnes } 17648cf5c917SJesse Barnes 17658cf5c917SJesse Barnes /** 17668cf5c917SJesse Barnes * drm_mode_setplane - set up or tear down an plane 17678cf5c917SJesse Barnes * @dev: DRM device 17688cf5c917SJesse Barnes * @data: ioctl data* 1769065a50edSDaniel Vetter * @file_priv: DRM file info 17708cf5c917SJesse Barnes * 17718cf5c917SJesse Barnes * Set plane info, including placement, fb, scaling, and other factors. 17728cf5c917SJesse Barnes * Or pass a NULL fb to disable. 17738cf5c917SJesse Barnes */ 17748cf5c917SJesse Barnes int drm_mode_setplane(struct drm_device *dev, void *data, 17758cf5c917SJesse Barnes struct drm_file *file_priv) 17768cf5c917SJesse Barnes { 17778cf5c917SJesse Barnes struct drm_mode_set_plane *plane_req = data; 17788cf5c917SJesse Barnes struct drm_mode_object *obj; 17798cf5c917SJesse Barnes struct drm_plane *plane; 17808cf5c917SJesse Barnes struct drm_crtc *crtc; 17816c2a7532SDaniel Vetter struct drm_framebuffer *fb = NULL, *old_fb = NULL; 17828cf5c917SJesse Barnes int ret = 0; 178342ef8789SVille Syrjälä unsigned int fb_width, fb_height; 178462443be6SVille Syrjälä int i; 17858cf5c917SJesse Barnes 17868cf5c917SJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 17878cf5c917SJesse Barnes return -EINVAL; 17888cf5c917SJesse Barnes 17898cf5c917SJesse Barnes /* 17908cf5c917SJesse Barnes * First, find the plane, crtc, and fb objects. If not available, 17918cf5c917SJesse Barnes * we don't bother to call the driver. 17928cf5c917SJesse Barnes */ 17938cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->plane_id, 17948cf5c917SJesse Barnes DRM_MODE_OBJECT_PLANE); 17958cf5c917SJesse Barnes if (!obj) { 17968cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown plane ID %d\n", 17978cf5c917SJesse Barnes plane_req->plane_id); 17986c2a7532SDaniel Vetter return -ENOENT; 17998cf5c917SJesse Barnes } 18008cf5c917SJesse Barnes plane = obj_to_plane(obj); 18018cf5c917SJesse Barnes 18028cf5c917SJesse Barnes /* No fb means shut it down */ 18038cf5c917SJesse Barnes if (!plane_req->fb_id) { 18046c2a7532SDaniel Vetter drm_modeset_lock_all(dev); 18056c2a7532SDaniel Vetter old_fb = plane->fb; 18068cf5c917SJesse Barnes plane->funcs->disable_plane(plane); 1807e5e3b44cSVille Syrjälä plane->crtc = NULL; 1808e5e3b44cSVille Syrjälä plane->fb = NULL; 18096c2a7532SDaniel Vetter drm_modeset_unlock_all(dev); 18108cf5c917SJesse Barnes goto out; 18118cf5c917SJesse Barnes } 18128cf5c917SJesse Barnes 18138cf5c917SJesse Barnes obj = drm_mode_object_find(dev, plane_req->crtc_id, 18148cf5c917SJesse Barnes DRM_MODE_OBJECT_CRTC); 18158cf5c917SJesse Barnes if (!obj) { 18168cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown crtc ID %d\n", 18178cf5c917SJesse Barnes plane_req->crtc_id); 18188cf5c917SJesse Barnes ret = -ENOENT; 18198cf5c917SJesse Barnes goto out; 18208cf5c917SJesse Barnes } 18218cf5c917SJesse Barnes crtc = obj_to_crtc(obj); 18228cf5c917SJesse Barnes 1823786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, plane_req->fb_id); 1824786b99edSDaniel Vetter if (!fb) { 18258cf5c917SJesse Barnes DRM_DEBUG_KMS("Unknown framebuffer ID %d\n", 18268cf5c917SJesse Barnes plane_req->fb_id); 18278cf5c917SJesse Barnes ret = -ENOENT; 18288cf5c917SJesse Barnes goto out; 18298cf5c917SJesse Barnes } 18308cf5c917SJesse Barnes 183162443be6SVille Syrjälä /* Check whether this plane supports the fb pixel format. */ 183262443be6SVille Syrjälä for (i = 0; i < plane->format_count; i++) 183362443be6SVille Syrjälä if (fb->pixel_format == plane->format_types[i]) 183462443be6SVille Syrjälä break; 183562443be6SVille Syrjälä if (i == plane->format_count) { 183662443be6SVille Syrjälä DRM_DEBUG_KMS("Invalid pixel format 0x%08x\n", fb->pixel_format); 183762443be6SVille Syrjälä ret = -EINVAL; 183862443be6SVille Syrjälä goto out; 183962443be6SVille Syrjälä } 184062443be6SVille Syrjälä 184142ef8789SVille Syrjälä fb_width = fb->width << 16; 184242ef8789SVille Syrjälä fb_height = fb->height << 16; 184342ef8789SVille Syrjälä 184442ef8789SVille Syrjälä /* Make sure source coordinates are inside the fb. */ 184542ef8789SVille Syrjälä if (plane_req->src_w > fb_width || 184642ef8789SVille Syrjälä plane_req->src_x > fb_width - plane_req->src_w || 184742ef8789SVille Syrjälä plane_req->src_h > fb_height || 184842ef8789SVille Syrjälä plane_req->src_y > fb_height - plane_req->src_h) { 184942ef8789SVille Syrjälä DRM_DEBUG_KMS("Invalid source coordinates " 185042ef8789SVille Syrjälä "%u.%06ux%u.%06u+%u.%06u+%u.%06u\n", 185142ef8789SVille Syrjälä plane_req->src_w >> 16, 185242ef8789SVille Syrjälä ((plane_req->src_w & 0xffff) * 15625) >> 10, 185342ef8789SVille Syrjälä plane_req->src_h >> 16, 185442ef8789SVille Syrjälä ((plane_req->src_h & 0xffff) * 15625) >> 10, 185542ef8789SVille Syrjälä plane_req->src_x >> 16, 185642ef8789SVille Syrjälä ((plane_req->src_x & 0xffff) * 15625) >> 10, 185742ef8789SVille Syrjälä plane_req->src_y >> 16, 185842ef8789SVille Syrjälä ((plane_req->src_y & 0xffff) * 15625) >> 10); 185942ef8789SVille Syrjälä ret = -ENOSPC; 186042ef8789SVille Syrjälä goto out; 186142ef8789SVille Syrjälä } 186242ef8789SVille Syrjälä 1863687a0400SVille Syrjälä /* Give drivers some help against integer overflows */ 1864687a0400SVille Syrjälä if (plane_req->crtc_w > INT_MAX || 1865687a0400SVille Syrjälä plane_req->crtc_x > INT_MAX - (int32_t) plane_req->crtc_w || 1866687a0400SVille Syrjälä plane_req->crtc_h > INT_MAX || 1867687a0400SVille Syrjälä plane_req->crtc_y > INT_MAX - (int32_t) plane_req->crtc_h) { 1868687a0400SVille Syrjälä DRM_DEBUG_KMS("Invalid CRTC coordinates %ux%u+%d+%d\n", 1869687a0400SVille Syrjälä plane_req->crtc_w, plane_req->crtc_h, 1870687a0400SVille Syrjälä plane_req->crtc_x, plane_req->crtc_y); 1871687a0400SVille Syrjälä ret = -ERANGE; 1872687a0400SVille Syrjälä goto out; 1873687a0400SVille Syrjälä } 1874687a0400SVille Syrjälä 18756c2a7532SDaniel Vetter drm_modeset_lock_all(dev); 18768cf5c917SJesse Barnes ret = plane->funcs->update_plane(plane, crtc, fb, 18778cf5c917SJesse Barnes plane_req->crtc_x, plane_req->crtc_y, 18788cf5c917SJesse Barnes plane_req->crtc_w, plane_req->crtc_h, 18798cf5c917SJesse Barnes plane_req->src_x, plane_req->src_y, 18808cf5c917SJesse Barnes plane_req->src_w, plane_req->src_h); 18818cf5c917SJesse Barnes if (!ret) { 18826c2a7532SDaniel Vetter old_fb = plane->fb; 18838cf5c917SJesse Barnes plane->crtc = crtc; 18848cf5c917SJesse Barnes plane->fb = fb; 188535f8badcSDaniel Vetter fb = NULL; 18868cf5c917SJesse Barnes } 18876c2a7532SDaniel Vetter drm_modeset_unlock_all(dev); 18888cf5c917SJesse Barnes 18898cf5c917SJesse Barnes out: 18906c2a7532SDaniel Vetter if (fb) 18916c2a7532SDaniel Vetter drm_framebuffer_unreference(fb); 18926c2a7532SDaniel Vetter if (old_fb) 18936c2a7532SDaniel Vetter drm_framebuffer_unreference(old_fb); 18948cf5c917SJesse Barnes 18958cf5c917SJesse Barnes return ret; 18968cf5c917SJesse Barnes } 18978cf5c917SJesse Barnes 18988cf5c917SJesse Barnes /** 18992d13b679SDaniel Vetter * drm_mode_set_config_internal - helper to call ->set_config 19002d13b679SDaniel Vetter * @set: modeset config to set 19012d13b679SDaniel Vetter * 19022d13b679SDaniel Vetter * This is a little helper to wrap internal calls to the ->set_config driver 19032d13b679SDaniel Vetter * interface. The only thing it adds is correct refcounting dance. 19042d13b679SDaniel Vetter */ 19052d13b679SDaniel Vetter int drm_mode_set_config_internal(struct drm_mode_set *set) 19062d13b679SDaniel Vetter { 19072d13b679SDaniel Vetter struct drm_crtc *crtc = set->crtc; 1908b0d12325SDaniel Vetter struct drm_framebuffer *fb, *old_fb; 1909b0d12325SDaniel Vetter int ret; 19102d13b679SDaniel Vetter 1911b0d12325SDaniel Vetter old_fb = crtc->fb; 1912b0d12325SDaniel Vetter fb = set->fb; 1913b0d12325SDaniel Vetter 1914b0d12325SDaniel Vetter ret = crtc->funcs->set_config(set); 1915b0d12325SDaniel Vetter if (ret == 0) { 1916b0d12325SDaniel Vetter if (old_fb) 1917b0d12325SDaniel Vetter drm_framebuffer_unreference(old_fb); 1918b0d12325SDaniel Vetter if (fb) 1919b0d12325SDaniel Vetter drm_framebuffer_reference(fb); 1920b0d12325SDaniel Vetter } 1921b0d12325SDaniel Vetter 1922b0d12325SDaniel Vetter return ret; 19232d13b679SDaniel Vetter } 19242d13b679SDaniel Vetter EXPORT_SYMBOL(drm_mode_set_config_internal); 19252d13b679SDaniel Vetter 19262d13b679SDaniel Vetter /** 1927f453ba04SDave Airlie * drm_mode_setcrtc - set CRTC configuration 1928065a50edSDaniel Vetter * @dev: drm device for the ioctl 1929065a50edSDaniel Vetter * @data: data pointer for the ioctl 1930065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 1931f453ba04SDave Airlie * 1932f453ba04SDave Airlie * Build a new CRTC configuration based on user request. 1933f453ba04SDave Airlie * 1934f453ba04SDave Airlie * Called by the user via ioctl. 1935f453ba04SDave Airlie * 1936f453ba04SDave Airlie * RETURNS: 1937f453ba04SDave Airlie * Zero on success, errno on failure. 1938f453ba04SDave Airlie */ 1939f453ba04SDave Airlie int drm_mode_setcrtc(struct drm_device *dev, void *data, 1940f453ba04SDave Airlie struct drm_file *file_priv) 1941f453ba04SDave Airlie { 1942f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 1943f453ba04SDave Airlie struct drm_mode_crtc *crtc_req = data; 1944f453ba04SDave Airlie struct drm_mode_object *obj; 19456653cc8dSVille Syrjälä struct drm_crtc *crtc; 1946f453ba04SDave Airlie struct drm_connector **connector_set = NULL, *connector; 1947f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 1948f453ba04SDave Airlie struct drm_display_mode *mode = NULL; 1949f453ba04SDave Airlie struct drm_mode_set set; 1950f453ba04SDave Airlie uint32_t __user *set_connectors_ptr; 19514a1b0714SLaurent Pinchart int ret; 1952f453ba04SDave Airlie int i; 1953f453ba04SDave Airlie 1954fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 1955fb3b06c8SDave Airlie return -EINVAL; 1956fb3b06c8SDave Airlie 19571d97e915SVille Syrjälä /* For some reason crtc x/y offsets are signed internally. */ 19581d97e915SVille Syrjälä if (crtc_req->x > INT_MAX || crtc_req->y > INT_MAX) 19591d97e915SVille Syrjälä return -ERANGE; 19601d97e915SVille Syrjälä 196184849903SDaniel Vetter drm_modeset_lock_all(dev); 1962f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_req->crtc_id, 1963f453ba04SDave Airlie DRM_MODE_OBJECT_CRTC); 1964f453ba04SDave Airlie if (!obj) { 196558367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id); 1966f453ba04SDave Airlie ret = -EINVAL; 1967f453ba04SDave Airlie goto out; 1968f453ba04SDave Airlie } 1969f453ba04SDave Airlie crtc = obj_to_crtc(obj); 19709440106bSJerome Glisse DRM_DEBUG_KMS("[CRTC:%d]\n", crtc->base.id); 1971f453ba04SDave Airlie 1972f453ba04SDave Airlie if (crtc_req->mode_valid) { 19737c80e128SRob Clark int hdisplay, vdisplay; 1974f453ba04SDave Airlie /* If we have a mode we need a framebuffer. */ 1975f453ba04SDave Airlie /* If we pass -1, set the mode with the currently bound fb */ 1976f453ba04SDave Airlie if (crtc_req->fb_id == -1) { 19776653cc8dSVille Syrjälä if (!crtc->fb) { 19786653cc8dSVille Syrjälä DRM_DEBUG_KMS("CRTC doesn't have current FB\n"); 19796653cc8dSVille Syrjälä ret = -EINVAL; 19806653cc8dSVille Syrjälä goto out; 19816653cc8dSVille Syrjälä } 1982f453ba04SDave Airlie fb = crtc->fb; 1983b0d12325SDaniel Vetter /* Make refcounting symmetric with the lookup path. */ 1984b0d12325SDaniel Vetter drm_framebuffer_reference(fb); 1985f453ba04SDave Airlie } else { 1986786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, crtc_req->fb_id); 1987786b99edSDaniel Vetter if (!fb) { 198858367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown FB ID%d\n", 198958367ed6SZhao Yakui crtc_req->fb_id); 1990f453ba04SDave Airlie ret = -EINVAL; 1991f453ba04SDave Airlie goto out; 1992f453ba04SDave Airlie } 1993f453ba04SDave Airlie } 1994f453ba04SDave Airlie 1995f453ba04SDave Airlie mode = drm_mode_create(dev); 1996ee34ab5bSVille Syrjälä if (!mode) { 1997ee34ab5bSVille Syrjälä ret = -ENOMEM; 1998ee34ab5bSVille Syrjälä goto out; 1999ee34ab5bSVille Syrjälä } 2000ee34ab5bSVille Syrjälä 200190367bf6SVille Syrjälä ret = drm_crtc_convert_umode(mode, &crtc_req->mode); 200290367bf6SVille Syrjälä if (ret) { 200390367bf6SVille Syrjälä DRM_DEBUG_KMS("Invalid mode\n"); 200490367bf6SVille Syrjälä goto out; 200590367bf6SVille Syrjälä } 200690367bf6SVille Syrjälä 2007f453ba04SDave Airlie drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 20085f61bb42SVille Syrjälä 20097c80e128SRob Clark hdisplay = mode->hdisplay; 20107c80e128SRob Clark vdisplay = mode->vdisplay; 20117c80e128SRob Clark 20127c80e128SRob Clark if (crtc->invert_dimensions) 20137c80e128SRob Clark swap(hdisplay, vdisplay); 20147c80e128SRob Clark 20157c80e128SRob Clark if (hdisplay > fb->width || 20167c80e128SRob Clark vdisplay > fb->height || 20177c80e128SRob Clark crtc_req->x > fb->width - hdisplay || 20187c80e128SRob Clark crtc_req->y > fb->height - vdisplay) { 20197c80e128SRob Clark DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d%s.\n", 20207c80e128SRob Clark fb->width, fb->height, 20217c80e128SRob Clark hdisplay, vdisplay, crtc_req->x, crtc_req->y, 20227c80e128SRob Clark crtc->invert_dimensions ? " (inverted)" : ""); 20235f61bb42SVille Syrjälä ret = -ENOSPC; 20245f61bb42SVille Syrjälä goto out; 20255f61bb42SVille Syrjälä } 2026f453ba04SDave Airlie } 2027f453ba04SDave Airlie 2028f453ba04SDave Airlie if (crtc_req->count_connectors == 0 && mode) { 202958367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is 0 but mode set\n"); 2030f453ba04SDave Airlie ret = -EINVAL; 2031f453ba04SDave Airlie goto out; 2032f453ba04SDave Airlie } 2033f453ba04SDave Airlie 20347781de74SJakob Bornecrantz if (crtc_req->count_connectors > 0 && (!mode || !fb)) { 203558367ed6SZhao Yakui DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n", 2036f453ba04SDave Airlie crtc_req->count_connectors); 2037f453ba04SDave Airlie ret = -EINVAL; 2038f453ba04SDave Airlie goto out; 2039f453ba04SDave Airlie } 2040f453ba04SDave Airlie 2041f453ba04SDave Airlie if (crtc_req->count_connectors > 0) { 2042f453ba04SDave Airlie u32 out_id; 2043f453ba04SDave Airlie 2044f453ba04SDave Airlie /* Avoid unbounded kernel memory allocation */ 2045f453ba04SDave Airlie if (crtc_req->count_connectors > config->num_connector) { 2046f453ba04SDave Airlie ret = -EINVAL; 2047f453ba04SDave Airlie goto out; 2048f453ba04SDave Airlie } 2049f453ba04SDave Airlie 2050f453ba04SDave Airlie connector_set = kmalloc(crtc_req->count_connectors * 2051f453ba04SDave Airlie sizeof(struct drm_connector *), 2052f453ba04SDave Airlie GFP_KERNEL); 2053f453ba04SDave Airlie if (!connector_set) { 2054f453ba04SDave Airlie ret = -ENOMEM; 2055f453ba04SDave Airlie goto out; 2056f453ba04SDave Airlie } 2057f453ba04SDave Airlie 2058f453ba04SDave Airlie for (i = 0; i < crtc_req->count_connectors; i++) { 205981f6c7f8SVille Syrjälä set_connectors_ptr = (uint32_t __user *)(unsigned long)crtc_req->set_connectors_ptr; 2060f453ba04SDave Airlie if (get_user(out_id, &set_connectors_ptr[i])) { 2061f453ba04SDave Airlie ret = -EFAULT; 2062f453ba04SDave Airlie goto out; 2063f453ba04SDave Airlie } 2064f453ba04SDave Airlie 2065f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_id, 2066f453ba04SDave Airlie DRM_MODE_OBJECT_CONNECTOR); 2067f453ba04SDave Airlie if (!obj) { 206858367ed6SZhao Yakui DRM_DEBUG_KMS("Connector id %d unknown\n", 206958367ed6SZhao Yakui out_id); 2070f453ba04SDave Airlie ret = -EINVAL; 2071f453ba04SDave Airlie goto out; 2072f453ba04SDave Airlie } 2073f453ba04SDave Airlie connector = obj_to_connector(obj); 20749440106bSJerome Glisse DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", 20759440106bSJerome Glisse connector->base.id, 20769440106bSJerome Glisse drm_get_connector_name(connector)); 2077f453ba04SDave Airlie 2078f453ba04SDave Airlie connector_set[i] = connector; 2079f453ba04SDave Airlie } 2080f453ba04SDave Airlie } 2081f453ba04SDave Airlie 2082f453ba04SDave Airlie set.crtc = crtc; 2083f453ba04SDave Airlie set.x = crtc_req->x; 2084f453ba04SDave Airlie set.y = crtc_req->y; 2085f453ba04SDave Airlie set.mode = mode; 2086f453ba04SDave Airlie set.connectors = connector_set; 2087f453ba04SDave Airlie set.num_connectors = crtc_req->count_connectors; 2088f453ba04SDave Airlie set.fb = fb; 20892d13b679SDaniel Vetter ret = drm_mode_set_config_internal(&set); 2090f453ba04SDave Airlie 2091f453ba04SDave Airlie out: 2092b0d12325SDaniel Vetter if (fb) 2093b0d12325SDaniel Vetter drm_framebuffer_unreference(fb); 2094b0d12325SDaniel Vetter 2095f453ba04SDave Airlie kfree(connector_set); 2096ee34ab5bSVille Syrjälä drm_mode_destroy(dev, mode); 209784849903SDaniel Vetter drm_modeset_unlock_all(dev); 2098f453ba04SDave Airlie return ret; 2099f453ba04SDave Airlie } 2100f453ba04SDave Airlie 2101f453ba04SDave Airlie int drm_mode_cursor_ioctl(struct drm_device *dev, 2102f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2103f453ba04SDave Airlie { 2104f453ba04SDave Airlie struct drm_mode_cursor *req = data; 2105f453ba04SDave Airlie struct drm_mode_object *obj; 2106f453ba04SDave Airlie struct drm_crtc *crtc; 2107f453ba04SDave Airlie int ret = 0; 2108f453ba04SDave Airlie 2109fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2110fb3b06c8SDave Airlie return -EINVAL; 2111fb3b06c8SDave Airlie 21127c4eaca4SJakob Bornecrantz if (!req->flags || (~DRM_MODE_CURSOR_FLAGS & req->flags)) 2113f453ba04SDave Airlie return -EINVAL; 2114f453ba04SDave Airlie 2115e0c8463aSJakob Bornecrantz obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); 2116f453ba04SDave Airlie if (!obj) { 211758367ed6SZhao Yakui DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id); 2118dac35663SDaniel Vetter return -EINVAL; 2119f453ba04SDave Airlie } 2120f453ba04SDave Airlie crtc = obj_to_crtc(obj); 2121f453ba04SDave Airlie 2122dac35663SDaniel Vetter mutex_lock(&crtc->mutex); 2123f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_BO) { 2124f453ba04SDave Airlie if (!crtc->funcs->cursor_set) { 2125f453ba04SDave Airlie ret = -ENXIO; 2126f453ba04SDave Airlie goto out; 2127f453ba04SDave Airlie } 2128f453ba04SDave Airlie /* Turns off the cursor if handle is 0 */ 2129f453ba04SDave Airlie ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, 2130f453ba04SDave Airlie req->width, req->height); 2131f453ba04SDave Airlie } 2132f453ba04SDave Airlie 2133f453ba04SDave Airlie if (req->flags & DRM_MODE_CURSOR_MOVE) { 2134f453ba04SDave Airlie if (crtc->funcs->cursor_move) { 2135f453ba04SDave Airlie ret = crtc->funcs->cursor_move(crtc, req->x, req->y); 2136f453ba04SDave Airlie } else { 2137f453ba04SDave Airlie ret = -EFAULT; 2138f453ba04SDave Airlie goto out; 2139f453ba04SDave Airlie } 2140f453ba04SDave Airlie } 2141f453ba04SDave Airlie out: 2142dac35663SDaniel Vetter mutex_unlock(&crtc->mutex); 2143dac35663SDaniel Vetter 2144f453ba04SDave Airlie return ret; 2145f453ba04SDave Airlie } 2146f453ba04SDave Airlie 2147308e5bcbSJesse Barnes /* Original addfb only supported RGB formats, so figure out which one */ 2148308e5bcbSJesse Barnes uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth) 2149308e5bcbSJesse Barnes { 2150308e5bcbSJesse Barnes uint32_t fmt; 2151308e5bcbSJesse Barnes 2152308e5bcbSJesse Barnes switch (bpp) { 2153308e5bcbSJesse Barnes case 8: 2154d84f031bSVille Syrjälä fmt = DRM_FORMAT_C8; 2155308e5bcbSJesse Barnes break; 2156308e5bcbSJesse Barnes case 16: 2157308e5bcbSJesse Barnes if (depth == 15) 215804b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB1555; 2159308e5bcbSJesse Barnes else 216004b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB565; 2161308e5bcbSJesse Barnes break; 2162308e5bcbSJesse Barnes case 24: 216304b3924dSVille Syrjälä fmt = DRM_FORMAT_RGB888; 2164308e5bcbSJesse Barnes break; 2165308e5bcbSJesse Barnes case 32: 2166308e5bcbSJesse Barnes if (depth == 24) 216704b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 2168308e5bcbSJesse Barnes else if (depth == 30) 216904b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB2101010; 2170308e5bcbSJesse Barnes else 217104b3924dSVille Syrjälä fmt = DRM_FORMAT_ARGB8888; 2172308e5bcbSJesse Barnes break; 2173308e5bcbSJesse Barnes default: 217404b3924dSVille Syrjälä DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n"); 217504b3924dSVille Syrjälä fmt = DRM_FORMAT_XRGB8888; 2176308e5bcbSJesse Barnes break; 2177308e5bcbSJesse Barnes } 2178308e5bcbSJesse Barnes 2179308e5bcbSJesse Barnes return fmt; 2180308e5bcbSJesse Barnes } 2181308e5bcbSJesse Barnes EXPORT_SYMBOL(drm_mode_legacy_fb_format); 2182308e5bcbSJesse Barnes 2183f453ba04SDave Airlie /** 2184f453ba04SDave Airlie * drm_mode_addfb - add an FB to the graphics configuration 2185065a50edSDaniel Vetter * @dev: drm device for the ioctl 2186065a50edSDaniel Vetter * @data: data pointer for the ioctl 2187065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2188f453ba04SDave Airlie * 2189f453ba04SDave Airlie * Add a new FB to the specified CRTC, given a user request. 2190f453ba04SDave Airlie * 2191f453ba04SDave Airlie * Called by the user via ioctl. 2192f453ba04SDave Airlie * 2193f453ba04SDave Airlie * RETURNS: 2194f453ba04SDave Airlie * Zero on success, errno on failure. 2195f453ba04SDave Airlie */ 2196f453ba04SDave Airlie int drm_mode_addfb(struct drm_device *dev, 2197f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2198f453ba04SDave Airlie { 2199308e5bcbSJesse Barnes struct drm_mode_fb_cmd *or = data; 2200308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 r = {}; 2201308e5bcbSJesse Barnes struct drm_mode_config *config = &dev->mode_config; 2202308e5bcbSJesse Barnes struct drm_framebuffer *fb; 2203308e5bcbSJesse Barnes int ret = 0; 2204308e5bcbSJesse Barnes 2205308e5bcbSJesse Barnes /* Use new struct with format internally */ 2206308e5bcbSJesse Barnes r.fb_id = or->fb_id; 2207308e5bcbSJesse Barnes r.width = or->width; 2208308e5bcbSJesse Barnes r.height = or->height; 2209308e5bcbSJesse Barnes r.pitches[0] = or->pitch; 2210308e5bcbSJesse Barnes r.pixel_format = drm_mode_legacy_fb_format(or->bpp, or->depth); 2211308e5bcbSJesse Barnes r.handles[0] = or->handle; 2212308e5bcbSJesse Barnes 2213308e5bcbSJesse Barnes if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2214308e5bcbSJesse Barnes return -EINVAL; 2215308e5bcbSJesse Barnes 2216acb4b992SJesse Barnes if ((config->min_width > r.width) || (r.width > config->max_width)) 2217308e5bcbSJesse Barnes return -EINVAL; 2218acb4b992SJesse Barnes 2219acb4b992SJesse Barnes if ((config->min_height > r.height) || (r.height > config->max_height)) 2220308e5bcbSJesse Barnes return -EINVAL; 2221308e5bcbSJesse Barnes 2222308e5bcbSJesse Barnes fb = dev->mode_config.funcs->fb_create(dev, file_priv, &r); 2223308e5bcbSJesse Barnes if (IS_ERR(fb)) { 22241aa1b11cSDave Airlie DRM_DEBUG_KMS("could not create framebuffer\n"); 22254b096ac1SDaniel Vetter return PTR_ERR(fb); 2226308e5bcbSJesse Barnes } 2227308e5bcbSJesse Barnes 22284b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 2229308e5bcbSJesse Barnes or->fb_id = fb->base.id; 2230308e5bcbSJesse Barnes list_add(&fb->filp_head, &file_priv->fbs); 2231308e5bcbSJesse Barnes DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 22324b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 22334b096ac1SDaniel Vetter 2234308e5bcbSJesse Barnes return ret; 2235308e5bcbSJesse Barnes } 2236308e5bcbSJesse Barnes 2237cff91b62SVille Syrjälä static int format_check(const struct drm_mode_fb_cmd2 *r) 2238935b5977SVille Syrjälä { 2239935b5977SVille Syrjälä uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; 2240935b5977SVille Syrjälä 2241935b5977SVille Syrjälä switch (format) { 2242935b5977SVille Syrjälä case DRM_FORMAT_C8: 2243935b5977SVille Syrjälä case DRM_FORMAT_RGB332: 2244935b5977SVille Syrjälä case DRM_FORMAT_BGR233: 2245935b5977SVille Syrjälä case DRM_FORMAT_XRGB4444: 2246935b5977SVille Syrjälä case DRM_FORMAT_XBGR4444: 2247935b5977SVille Syrjälä case DRM_FORMAT_RGBX4444: 2248935b5977SVille Syrjälä case DRM_FORMAT_BGRX4444: 2249935b5977SVille Syrjälä case DRM_FORMAT_ARGB4444: 2250935b5977SVille Syrjälä case DRM_FORMAT_ABGR4444: 2251935b5977SVille Syrjälä case DRM_FORMAT_RGBA4444: 2252935b5977SVille Syrjälä case DRM_FORMAT_BGRA4444: 2253935b5977SVille Syrjälä case DRM_FORMAT_XRGB1555: 2254935b5977SVille Syrjälä case DRM_FORMAT_XBGR1555: 2255935b5977SVille Syrjälä case DRM_FORMAT_RGBX5551: 2256935b5977SVille Syrjälä case DRM_FORMAT_BGRX5551: 2257935b5977SVille Syrjälä case DRM_FORMAT_ARGB1555: 2258935b5977SVille Syrjälä case DRM_FORMAT_ABGR1555: 2259935b5977SVille Syrjälä case DRM_FORMAT_RGBA5551: 2260935b5977SVille Syrjälä case DRM_FORMAT_BGRA5551: 2261935b5977SVille Syrjälä case DRM_FORMAT_RGB565: 2262935b5977SVille Syrjälä case DRM_FORMAT_BGR565: 2263935b5977SVille Syrjälä case DRM_FORMAT_RGB888: 2264935b5977SVille Syrjälä case DRM_FORMAT_BGR888: 2265935b5977SVille Syrjälä case DRM_FORMAT_XRGB8888: 2266935b5977SVille Syrjälä case DRM_FORMAT_XBGR8888: 2267935b5977SVille Syrjälä case DRM_FORMAT_RGBX8888: 2268935b5977SVille Syrjälä case DRM_FORMAT_BGRX8888: 2269935b5977SVille Syrjälä case DRM_FORMAT_ARGB8888: 2270935b5977SVille Syrjälä case DRM_FORMAT_ABGR8888: 2271935b5977SVille Syrjälä case DRM_FORMAT_RGBA8888: 2272935b5977SVille Syrjälä case DRM_FORMAT_BGRA8888: 2273935b5977SVille Syrjälä case DRM_FORMAT_XRGB2101010: 2274935b5977SVille Syrjälä case DRM_FORMAT_XBGR2101010: 2275935b5977SVille Syrjälä case DRM_FORMAT_RGBX1010102: 2276935b5977SVille Syrjälä case DRM_FORMAT_BGRX1010102: 2277935b5977SVille Syrjälä case DRM_FORMAT_ARGB2101010: 2278935b5977SVille Syrjälä case DRM_FORMAT_ABGR2101010: 2279935b5977SVille Syrjälä case DRM_FORMAT_RGBA1010102: 2280935b5977SVille Syrjälä case DRM_FORMAT_BGRA1010102: 2281935b5977SVille Syrjälä case DRM_FORMAT_YUYV: 2282935b5977SVille Syrjälä case DRM_FORMAT_YVYU: 2283935b5977SVille Syrjälä case DRM_FORMAT_UYVY: 2284935b5977SVille Syrjälä case DRM_FORMAT_VYUY: 2285935b5977SVille Syrjälä case DRM_FORMAT_AYUV: 2286935b5977SVille Syrjälä case DRM_FORMAT_NV12: 2287935b5977SVille Syrjälä case DRM_FORMAT_NV21: 2288935b5977SVille Syrjälä case DRM_FORMAT_NV16: 2289935b5977SVille Syrjälä case DRM_FORMAT_NV61: 2290ba623f6aSLaurent Pinchart case DRM_FORMAT_NV24: 2291ba623f6aSLaurent Pinchart case DRM_FORMAT_NV42: 2292935b5977SVille Syrjälä case DRM_FORMAT_YUV410: 2293935b5977SVille Syrjälä case DRM_FORMAT_YVU410: 2294935b5977SVille Syrjälä case DRM_FORMAT_YUV411: 2295935b5977SVille Syrjälä case DRM_FORMAT_YVU411: 2296935b5977SVille Syrjälä case DRM_FORMAT_YUV420: 2297935b5977SVille Syrjälä case DRM_FORMAT_YVU420: 2298935b5977SVille Syrjälä case DRM_FORMAT_YUV422: 2299935b5977SVille Syrjälä case DRM_FORMAT_YVU422: 2300935b5977SVille Syrjälä case DRM_FORMAT_YUV444: 2301935b5977SVille Syrjälä case DRM_FORMAT_YVU444: 2302935b5977SVille Syrjälä return 0; 2303935b5977SVille Syrjälä default: 2304935b5977SVille Syrjälä return -EINVAL; 2305935b5977SVille Syrjälä } 2306935b5977SVille Syrjälä } 2307935b5977SVille Syrjälä 2308cff91b62SVille Syrjälä static int framebuffer_check(const struct drm_mode_fb_cmd2 *r) 2309d1b45d5fSVille Syrjälä { 2310d1b45d5fSVille Syrjälä int ret, hsub, vsub, num_planes, i; 2311d1b45d5fSVille Syrjälä 2312d1b45d5fSVille Syrjälä ret = format_check(r); 2313d1b45d5fSVille Syrjälä if (ret) { 23141aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer format 0x%08x\n", r->pixel_format); 2315d1b45d5fSVille Syrjälä return ret; 2316d1b45d5fSVille Syrjälä } 2317d1b45d5fSVille Syrjälä 2318d1b45d5fSVille Syrjälä hsub = drm_format_horz_chroma_subsampling(r->pixel_format); 2319d1b45d5fSVille Syrjälä vsub = drm_format_vert_chroma_subsampling(r->pixel_format); 2320d1b45d5fSVille Syrjälä num_planes = drm_format_num_planes(r->pixel_format); 2321d1b45d5fSVille Syrjälä 2322d1b45d5fSVille Syrjälä if (r->width == 0 || r->width % hsub) { 23231aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer width %u\n", r->height); 2324d1b45d5fSVille Syrjälä return -EINVAL; 2325d1b45d5fSVille Syrjälä } 2326d1b45d5fSVille Syrjälä 2327d1b45d5fSVille Syrjälä if (r->height == 0 || r->height % vsub) { 23281aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer height %u\n", r->height); 2329d1b45d5fSVille Syrjälä return -EINVAL; 2330d1b45d5fSVille Syrjälä } 2331d1b45d5fSVille Syrjälä 2332d1b45d5fSVille Syrjälä for (i = 0; i < num_planes; i++) { 2333d1b45d5fSVille Syrjälä unsigned int width = r->width / (i != 0 ? hsub : 1); 2334b180b5d1SVille Syrjälä unsigned int height = r->height / (i != 0 ? vsub : 1); 2335b180b5d1SVille Syrjälä unsigned int cpp = drm_format_plane_cpp(r->pixel_format, i); 2336d1b45d5fSVille Syrjälä 2337d1b45d5fSVille Syrjälä if (!r->handles[i]) { 23381aa1b11cSDave Airlie DRM_DEBUG_KMS("no buffer object handle for plane %d\n", i); 2339d1b45d5fSVille Syrjälä return -EINVAL; 2340d1b45d5fSVille Syrjälä } 2341d1b45d5fSVille Syrjälä 2342b180b5d1SVille Syrjälä if ((uint64_t) width * cpp > UINT_MAX) 2343b180b5d1SVille Syrjälä return -ERANGE; 2344b180b5d1SVille Syrjälä 2345b180b5d1SVille Syrjälä if ((uint64_t) height * r->pitches[i] + r->offsets[i] > UINT_MAX) 2346b180b5d1SVille Syrjälä return -ERANGE; 2347b180b5d1SVille Syrjälä 2348b180b5d1SVille Syrjälä if (r->pitches[i] < width * cpp) { 23491aa1b11cSDave Airlie DRM_DEBUG_KMS("bad pitch %u for plane %d\n", r->pitches[i], i); 2350d1b45d5fSVille Syrjälä return -EINVAL; 2351d1b45d5fSVille Syrjälä } 2352d1b45d5fSVille Syrjälä } 2353d1b45d5fSVille Syrjälä 2354d1b45d5fSVille Syrjälä return 0; 2355d1b45d5fSVille Syrjälä } 2356d1b45d5fSVille Syrjälä 2357308e5bcbSJesse Barnes /** 2358308e5bcbSJesse Barnes * drm_mode_addfb2 - add an FB to the graphics configuration 2359065a50edSDaniel Vetter * @dev: drm device for the ioctl 2360065a50edSDaniel Vetter * @data: data pointer for the ioctl 2361065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2362308e5bcbSJesse Barnes * 2363308e5bcbSJesse Barnes * Add a new FB to the specified CRTC, given a user request with format. 2364308e5bcbSJesse Barnes * 2365308e5bcbSJesse Barnes * Called by the user via ioctl. 2366308e5bcbSJesse Barnes * 2367308e5bcbSJesse Barnes * RETURNS: 2368308e5bcbSJesse Barnes * Zero on success, errno on failure. 2369308e5bcbSJesse Barnes */ 2370308e5bcbSJesse Barnes int drm_mode_addfb2(struct drm_device *dev, 2371308e5bcbSJesse Barnes void *data, struct drm_file *file_priv) 2372308e5bcbSJesse Barnes { 2373308e5bcbSJesse Barnes struct drm_mode_fb_cmd2 *r = data; 2374f453ba04SDave Airlie struct drm_mode_config *config = &dev->mode_config; 2375f453ba04SDave Airlie struct drm_framebuffer *fb; 23764a1b0714SLaurent Pinchart int ret; 2377f453ba04SDave Airlie 2378fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2379fb3b06c8SDave Airlie return -EINVAL; 2380fb3b06c8SDave Airlie 2381e3cc3520SVille Syrjälä if (r->flags & ~DRM_MODE_FB_INTERLACED) { 2382e3cc3520SVille Syrjälä DRM_DEBUG_KMS("bad framebuffer flags 0x%08x\n", r->flags); 2383e3cc3520SVille Syrjälä return -EINVAL; 2384e3cc3520SVille Syrjälä } 2385e3cc3520SVille Syrjälä 2386f453ba04SDave Airlie if ((config->min_width > r->width) || (r->width > config->max_width)) { 23871aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer width %d, should be >= %d && <= %d\n", 23888cf5c917SJesse Barnes r->width, config->min_width, config->max_width); 2389f453ba04SDave Airlie return -EINVAL; 2390f453ba04SDave Airlie } 2391f453ba04SDave Airlie if ((config->min_height > r->height) || (r->height > config->max_height)) { 23921aa1b11cSDave Airlie DRM_DEBUG_KMS("bad framebuffer height %d, should be >= %d && <= %d\n", 23938cf5c917SJesse Barnes r->height, config->min_height, config->max_height); 2394f453ba04SDave Airlie return -EINVAL; 2395f453ba04SDave Airlie } 2396f453ba04SDave Airlie 2397d1b45d5fSVille Syrjälä ret = framebuffer_check(r); 2398d1b45d5fSVille Syrjälä if (ret) 2399935b5977SVille Syrjälä return ret; 2400935b5977SVille Syrjälä 2401f453ba04SDave Airlie fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); 2402cce13ff7SChris Wilson if (IS_ERR(fb)) { 24031aa1b11cSDave Airlie DRM_DEBUG_KMS("could not create framebuffer\n"); 24044b096ac1SDaniel Vetter return PTR_ERR(fb); 2405f453ba04SDave Airlie } 2406f453ba04SDave Airlie 24074b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 2408e0c8463aSJakob Bornecrantz r->fb_id = fb->base.id; 2409f453ba04SDave Airlie list_add(&fb->filp_head, &file_priv->fbs); 24109440106bSJerome Glisse DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id); 24114b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 2412f453ba04SDave Airlie 24134b096ac1SDaniel Vetter 2414f453ba04SDave Airlie return ret; 2415f453ba04SDave Airlie } 2416f453ba04SDave Airlie 2417f453ba04SDave Airlie /** 2418f453ba04SDave Airlie * drm_mode_rmfb - remove an FB from the configuration 2419065a50edSDaniel Vetter * @dev: drm device for the ioctl 2420065a50edSDaniel Vetter * @data: data pointer for the ioctl 2421065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2422f453ba04SDave Airlie * 2423f453ba04SDave Airlie * Remove the FB specified by the user. 2424f453ba04SDave Airlie * 2425f453ba04SDave Airlie * Called by the user via ioctl. 2426f453ba04SDave Airlie * 2427f453ba04SDave Airlie * RETURNS: 2428f453ba04SDave Airlie * Zero on success, errno on failure. 2429f453ba04SDave Airlie */ 2430f453ba04SDave Airlie int drm_mode_rmfb(struct drm_device *dev, 2431f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2432f453ba04SDave Airlie { 2433f453ba04SDave Airlie struct drm_framebuffer *fb = NULL; 2434f453ba04SDave Airlie struct drm_framebuffer *fbl = NULL; 2435f453ba04SDave Airlie uint32_t *id = data; 2436f453ba04SDave Airlie int found = 0; 2437f453ba04SDave Airlie 2438fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2439fb3b06c8SDave Airlie return -EINVAL; 2440fb3b06c8SDave Airlie 24414b096ac1SDaniel Vetter mutex_lock(&file_priv->fbs_lock); 24422b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 24432b677e8cSDaniel Vetter fb = __drm_framebuffer_lookup(dev, *id); 24442b677e8cSDaniel Vetter if (!fb) 24452b677e8cSDaniel Vetter goto fail_lookup; 24462b677e8cSDaniel Vetter 2447f453ba04SDave Airlie list_for_each_entry(fbl, &file_priv->fbs, filp_head) 2448f453ba04SDave Airlie if (fb == fbl) 2449f453ba04SDave Airlie found = 1; 24502b677e8cSDaniel Vetter if (!found) 24512b677e8cSDaniel Vetter goto fail_lookup; 24522b677e8cSDaniel Vetter 24532b677e8cSDaniel Vetter /* Mark fb as reaped, we still have a ref from fpriv->fbs. */ 24542b677e8cSDaniel Vetter __drm_framebuffer_unregister(dev, fb); 2455f453ba04SDave Airlie 24564b096ac1SDaniel Vetter list_del_init(&fb->filp_head); 24572b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 24584b096ac1SDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 2459f453ba04SDave Airlie 24604b096ac1SDaniel Vetter drm_framebuffer_remove(fb); 24614b096ac1SDaniel Vetter 24622b677e8cSDaniel Vetter return 0; 24632b677e8cSDaniel Vetter 24642b677e8cSDaniel Vetter fail_lookup: 24652b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 24662b677e8cSDaniel Vetter mutex_unlock(&file_priv->fbs_lock); 24672b677e8cSDaniel Vetter 24682b677e8cSDaniel Vetter return -EINVAL; 2469f453ba04SDave Airlie } 2470f453ba04SDave Airlie 2471f453ba04SDave Airlie /** 2472f453ba04SDave Airlie * drm_mode_getfb - get FB info 2473065a50edSDaniel Vetter * @dev: drm device for the ioctl 2474065a50edSDaniel Vetter * @data: data pointer for the ioctl 2475065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2476f453ba04SDave Airlie * 2477f453ba04SDave Airlie * Lookup the FB given its ID and return info about it. 2478f453ba04SDave Airlie * 2479f453ba04SDave Airlie * Called by the user via ioctl. 2480f453ba04SDave Airlie * 2481f453ba04SDave Airlie * RETURNS: 2482f453ba04SDave Airlie * Zero on success, errno on failure. 2483f453ba04SDave Airlie */ 2484f453ba04SDave Airlie int drm_mode_getfb(struct drm_device *dev, 2485f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2486f453ba04SDave Airlie { 2487f453ba04SDave Airlie struct drm_mode_fb_cmd *r = data; 2488f453ba04SDave Airlie struct drm_framebuffer *fb; 248958c0dca1SDaniel Vetter int ret; 2490f453ba04SDave Airlie 2491fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2492fb3b06c8SDave Airlie return -EINVAL; 2493fb3b06c8SDave Airlie 2494786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, r->fb_id); 249558c0dca1SDaniel Vetter if (!fb) 249658c0dca1SDaniel Vetter return -EINVAL; 2497f453ba04SDave Airlie 2498f453ba04SDave Airlie r->height = fb->height; 2499f453ba04SDave Airlie r->width = fb->width; 2500f453ba04SDave Airlie r->depth = fb->depth; 2501f453ba04SDave Airlie r->bpp = fb->bits_per_pixel; 250201f2c773SVille Syrjälä r->pitch = fb->pitches[0]; 2503af26ef3bSDaniel Vetter if (fb->funcs->create_handle) 2504af26ef3bSDaniel Vetter ret = fb->funcs->create_handle(fb, file_priv, &r->handle); 2505af26ef3bSDaniel Vetter else 2506af26ef3bSDaniel Vetter ret = -ENODEV; 2507f453ba04SDave Airlie 250858c0dca1SDaniel Vetter drm_framebuffer_unreference(fb); 250958c0dca1SDaniel Vetter 2510f453ba04SDave Airlie return ret; 2511f453ba04SDave Airlie } 2512f453ba04SDave Airlie 2513884840aaSJakob Bornecrantz int drm_mode_dirtyfb_ioctl(struct drm_device *dev, 2514884840aaSJakob Bornecrantz void *data, struct drm_file *file_priv) 2515884840aaSJakob Bornecrantz { 2516884840aaSJakob Bornecrantz struct drm_clip_rect __user *clips_ptr; 2517884840aaSJakob Bornecrantz struct drm_clip_rect *clips = NULL; 2518884840aaSJakob Bornecrantz struct drm_mode_fb_dirty_cmd *r = data; 2519884840aaSJakob Bornecrantz struct drm_framebuffer *fb; 2520884840aaSJakob Bornecrantz unsigned flags; 2521884840aaSJakob Bornecrantz int num_clips; 25224a1b0714SLaurent Pinchart int ret; 2523884840aaSJakob Bornecrantz 2524fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2525fb3b06c8SDave Airlie return -EINVAL; 2526fb3b06c8SDave Airlie 2527786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, r->fb_id); 25284ccf097fSDaniel Vetter if (!fb) 25294ccf097fSDaniel Vetter return -EINVAL; 2530884840aaSJakob Bornecrantz 2531884840aaSJakob Bornecrantz num_clips = r->num_clips; 253281f6c7f8SVille Syrjälä clips_ptr = (struct drm_clip_rect __user *)(unsigned long)r->clips_ptr; 2533884840aaSJakob Bornecrantz 2534884840aaSJakob Bornecrantz if (!num_clips != !clips_ptr) { 2535884840aaSJakob Bornecrantz ret = -EINVAL; 2536884840aaSJakob Bornecrantz goto out_err1; 2537884840aaSJakob Bornecrantz } 2538884840aaSJakob Bornecrantz 2539884840aaSJakob Bornecrantz flags = DRM_MODE_FB_DIRTY_FLAGS & r->flags; 2540884840aaSJakob Bornecrantz 2541884840aaSJakob Bornecrantz /* If userspace annotates copy, clips must come in pairs */ 2542884840aaSJakob Bornecrantz if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY && (num_clips % 2)) { 2543884840aaSJakob Bornecrantz ret = -EINVAL; 2544884840aaSJakob Bornecrantz goto out_err1; 2545884840aaSJakob Bornecrantz } 2546884840aaSJakob Bornecrantz 2547884840aaSJakob Bornecrantz if (num_clips && clips_ptr) { 2548a5cd3351SXi Wang if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { 2549a5cd3351SXi Wang ret = -EINVAL; 2550a5cd3351SXi Wang goto out_err1; 2551a5cd3351SXi Wang } 2552884840aaSJakob Bornecrantz clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); 2553884840aaSJakob Bornecrantz if (!clips) { 2554884840aaSJakob Bornecrantz ret = -ENOMEM; 2555884840aaSJakob Bornecrantz goto out_err1; 2556884840aaSJakob Bornecrantz } 2557884840aaSJakob Bornecrantz 2558884840aaSJakob Bornecrantz ret = copy_from_user(clips, clips_ptr, 2559884840aaSJakob Bornecrantz num_clips * sizeof(*clips)); 2560e902a358SDan Carpenter if (ret) { 2561e902a358SDan Carpenter ret = -EFAULT; 2562884840aaSJakob Bornecrantz goto out_err2; 2563884840aaSJakob Bornecrantz } 2564e902a358SDan Carpenter } 2565884840aaSJakob Bornecrantz 2566884840aaSJakob Bornecrantz if (fb->funcs->dirty) { 25674ccf097fSDaniel Vetter drm_modeset_lock_all(dev); 256802b00162SThomas Hellstrom ret = fb->funcs->dirty(fb, file_priv, flags, r->color, 256902b00162SThomas Hellstrom clips, num_clips); 25704ccf097fSDaniel Vetter drm_modeset_unlock_all(dev); 2571884840aaSJakob Bornecrantz } else { 2572884840aaSJakob Bornecrantz ret = -ENOSYS; 2573884840aaSJakob Bornecrantz } 2574884840aaSJakob Bornecrantz 2575884840aaSJakob Bornecrantz out_err2: 2576884840aaSJakob Bornecrantz kfree(clips); 2577884840aaSJakob Bornecrantz out_err1: 25784ccf097fSDaniel Vetter drm_framebuffer_unreference(fb); 25794ccf097fSDaniel Vetter 2580884840aaSJakob Bornecrantz return ret; 2581884840aaSJakob Bornecrantz } 2582884840aaSJakob Bornecrantz 2583884840aaSJakob Bornecrantz 2584f453ba04SDave Airlie /** 2585f453ba04SDave Airlie * drm_fb_release - remove and free the FBs on this file 2586065a50edSDaniel Vetter * @priv: drm file for the ioctl 2587f453ba04SDave Airlie * 2588f453ba04SDave Airlie * Destroy all the FBs associated with @filp. 2589f453ba04SDave Airlie * 2590f453ba04SDave Airlie * Called by the user via ioctl. 2591f453ba04SDave Airlie * 2592f453ba04SDave Airlie * RETURNS: 2593f453ba04SDave Airlie * Zero on success, errno on failure. 2594f453ba04SDave Airlie */ 2595ea39f835SKristian Høgsberg void drm_fb_release(struct drm_file *priv) 2596f453ba04SDave Airlie { 2597f453ba04SDave Airlie struct drm_device *dev = priv->minor->dev; 2598f453ba04SDave Airlie struct drm_framebuffer *fb, *tfb; 2599f453ba04SDave Airlie 26004b096ac1SDaniel Vetter mutex_lock(&priv->fbs_lock); 2601f453ba04SDave Airlie list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { 26022b677e8cSDaniel Vetter 26032b677e8cSDaniel Vetter mutex_lock(&dev->mode_config.fb_lock); 26042b677e8cSDaniel Vetter /* Mark fb as reaped, we still have a ref from fpriv->fbs. */ 26052b677e8cSDaniel Vetter __drm_framebuffer_unregister(dev, fb); 26062b677e8cSDaniel Vetter mutex_unlock(&dev->mode_config.fb_lock); 26072b677e8cSDaniel Vetter 26084b096ac1SDaniel Vetter list_del_init(&fb->filp_head); 26092b677e8cSDaniel Vetter 26102b677e8cSDaniel Vetter /* This will also drop the fpriv->fbs reference. */ 2611f7eff60eSRob Clark drm_framebuffer_remove(fb); 2612f453ba04SDave Airlie } 26134b096ac1SDaniel Vetter mutex_unlock(&priv->fbs_lock); 2614f453ba04SDave Airlie } 2615f453ba04SDave Airlie 2616f453ba04SDave Airlie /** 2617f453ba04SDave Airlie * drm_mode_attachmode - add a mode to the user mode list 2618f453ba04SDave Airlie * @dev: DRM device 2619f453ba04SDave Airlie * @connector: connector to add the mode to 2620f453ba04SDave Airlie * @mode: mode to add 2621f453ba04SDave Airlie * 2622f453ba04SDave Airlie * Add @mode to @connector's user mode list. 2623f453ba04SDave Airlie */ 26241dd6c8bdSVille Syrjälä static void drm_mode_attachmode(struct drm_device *dev, 2625f453ba04SDave Airlie struct drm_connector *connector, 2626f453ba04SDave Airlie struct drm_display_mode *mode) 2627f453ba04SDave Airlie { 2628f453ba04SDave Airlie list_add_tail(&mode->head, &connector->user_modes); 2629f453ba04SDave Airlie } 2630f453ba04SDave Airlie 2631f453ba04SDave Airlie int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, 2632ac235dafSVille Syrjälä const struct drm_display_mode *mode) 2633f453ba04SDave Airlie { 2634f453ba04SDave Airlie struct drm_connector *connector; 2635ac235dafSVille Syrjälä int ret = 0; 2636ac235dafSVille Syrjälä struct drm_display_mode *dup_mode, *next; 2637ac235dafSVille Syrjälä LIST_HEAD(list); 2638ac235dafSVille Syrjälä 2639f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2640f453ba04SDave Airlie if (!connector->encoder) 2641ac235dafSVille Syrjälä continue; 2642f453ba04SDave Airlie if (connector->encoder->crtc == crtc) { 2643f453ba04SDave Airlie dup_mode = drm_mode_duplicate(dev, mode); 2644ac235dafSVille Syrjälä if (!dup_mode) { 2645ac235dafSVille Syrjälä ret = -ENOMEM; 2646ac235dafSVille Syrjälä goto out; 2647ac235dafSVille Syrjälä } 2648ac235dafSVille Syrjälä list_add_tail(&dup_mode->head, &list); 2649f453ba04SDave Airlie } 2650f453ba04SDave Airlie } 2651ac235dafSVille Syrjälä 2652ac235dafSVille Syrjälä list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2653ac235dafSVille Syrjälä if (!connector->encoder) 2654ac235dafSVille Syrjälä continue; 2655ac235dafSVille Syrjälä if (connector->encoder->crtc == crtc) 2656ac235dafSVille Syrjälä list_move_tail(list.next, &connector->user_modes); 2657ac235dafSVille Syrjälä } 2658ac235dafSVille Syrjälä 2659ac235dafSVille Syrjälä WARN_ON(!list_empty(&list)); 2660ac235dafSVille Syrjälä 2661ac235dafSVille Syrjälä out: 2662ac235dafSVille Syrjälä list_for_each_entry_safe(dup_mode, next, &list, head) 2663ac235dafSVille Syrjälä drm_mode_destroy(dev, dup_mode); 2664ac235dafSVille Syrjälä 2665ac235dafSVille Syrjälä return ret; 2666f453ba04SDave Airlie } 2667f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_attachmode_crtc); 2668f453ba04SDave Airlie 2669f453ba04SDave Airlie static int drm_mode_detachmode(struct drm_device *dev, 2670f453ba04SDave Airlie struct drm_connector *connector, 2671f453ba04SDave Airlie struct drm_display_mode *mode) 2672f453ba04SDave Airlie { 2673f453ba04SDave Airlie int found = 0; 2674f453ba04SDave Airlie int ret = 0; 2675f453ba04SDave Airlie struct drm_display_mode *match_mode, *t; 2676f453ba04SDave Airlie 2677f453ba04SDave Airlie list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { 2678f453ba04SDave Airlie if (drm_mode_equal(match_mode, mode)) { 2679f453ba04SDave Airlie list_del(&match_mode->head); 2680f453ba04SDave Airlie drm_mode_destroy(dev, match_mode); 2681f453ba04SDave Airlie found = 1; 2682f453ba04SDave Airlie break; 2683f453ba04SDave Airlie } 2684f453ba04SDave Airlie } 2685f453ba04SDave Airlie 2686f453ba04SDave Airlie if (!found) 2687f453ba04SDave Airlie ret = -EINVAL; 2688f453ba04SDave Airlie 2689f453ba04SDave Airlie return ret; 2690f453ba04SDave Airlie } 2691f453ba04SDave Airlie 2692f453ba04SDave Airlie int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) 2693f453ba04SDave Airlie { 2694f453ba04SDave Airlie struct drm_connector *connector; 2695f453ba04SDave Airlie 2696f453ba04SDave Airlie list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 2697f453ba04SDave Airlie drm_mode_detachmode(dev, connector, mode); 2698f453ba04SDave Airlie } 2699f453ba04SDave Airlie return 0; 2700f453ba04SDave Airlie } 2701f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_detachmode_crtc); 2702f453ba04SDave Airlie 2703f453ba04SDave Airlie /** 2704f453ba04SDave Airlie * drm_fb_attachmode - Attach a user mode to an connector 2705065a50edSDaniel Vetter * @dev: drm device for the ioctl 2706065a50edSDaniel Vetter * @data: data pointer for the ioctl 2707065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2708f453ba04SDave Airlie * 2709f453ba04SDave Airlie * This attaches a user specified mode to an connector. 2710f453ba04SDave Airlie * Called by the user via ioctl. 2711f453ba04SDave Airlie * 2712f453ba04SDave Airlie * RETURNS: 2713f453ba04SDave Airlie * Zero on success, errno on failure. 2714f453ba04SDave Airlie */ 2715f453ba04SDave Airlie int drm_mode_attachmode_ioctl(struct drm_device *dev, 2716f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2717f453ba04SDave Airlie { 2718f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2719f453ba04SDave Airlie struct drm_connector *connector; 2720f453ba04SDave Airlie struct drm_display_mode *mode; 2721f453ba04SDave Airlie struct drm_mode_object *obj; 2722f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 27234a1b0714SLaurent Pinchart int ret; 2724f453ba04SDave Airlie 2725fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2726fb3b06c8SDave Airlie return -EINVAL; 2727fb3b06c8SDave Airlie 272884849903SDaniel Vetter drm_modeset_lock_all(dev); 2729f453ba04SDave Airlie 2730f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2731f453ba04SDave Airlie if (!obj) { 2732f453ba04SDave Airlie ret = -EINVAL; 2733f453ba04SDave Airlie goto out; 2734f453ba04SDave Airlie } 2735f453ba04SDave Airlie connector = obj_to_connector(obj); 2736f453ba04SDave Airlie 2737f453ba04SDave Airlie mode = drm_mode_create(dev); 2738f453ba04SDave Airlie if (!mode) { 2739f453ba04SDave Airlie ret = -ENOMEM; 2740f453ba04SDave Airlie goto out; 2741f453ba04SDave Airlie } 2742f453ba04SDave Airlie 274390367bf6SVille Syrjälä ret = drm_crtc_convert_umode(mode, umode); 274490367bf6SVille Syrjälä if (ret) { 274590367bf6SVille Syrjälä DRM_DEBUG_KMS("Invalid mode\n"); 274690367bf6SVille Syrjälä drm_mode_destroy(dev, mode); 274790367bf6SVille Syrjälä goto out; 274890367bf6SVille Syrjälä } 2749f453ba04SDave Airlie 27501dd6c8bdSVille Syrjälä drm_mode_attachmode(dev, connector, mode); 2751f453ba04SDave Airlie out: 275284849903SDaniel Vetter drm_modeset_unlock_all(dev); 2753f453ba04SDave Airlie return ret; 2754f453ba04SDave Airlie } 2755f453ba04SDave Airlie 2756f453ba04SDave Airlie 2757f453ba04SDave Airlie /** 2758f453ba04SDave Airlie * drm_fb_detachmode - Detach a user specified mode from an connector 2759065a50edSDaniel Vetter * @dev: drm device for the ioctl 2760065a50edSDaniel Vetter * @data: data pointer for the ioctl 2761065a50edSDaniel Vetter * @file_priv: drm file for the ioctl call 2762f453ba04SDave Airlie * 2763f453ba04SDave Airlie * Called by the user via ioctl. 2764f453ba04SDave Airlie * 2765f453ba04SDave Airlie * RETURNS: 2766f453ba04SDave Airlie * Zero on success, errno on failure. 2767f453ba04SDave Airlie */ 2768f453ba04SDave Airlie int drm_mode_detachmode_ioctl(struct drm_device *dev, 2769f453ba04SDave Airlie void *data, struct drm_file *file_priv) 2770f453ba04SDave Airlie { 2771f453ba04SDave Airlie struct drm_mode_object *obj; 2772f453ba04SDave Airlie struct drm_mode_mode_cmd *mode_cmd = data; 2773f453ba04SDave Airlie struct drm_connector *connector; 2774f453ba04SDave Airlie struct drm_display_mode mode; 2775f453ba04SDave Airlie struct drm_mode_modeinfo *umode = &mode_cmd->mode; 27764a1b0714SLaurent Pinchart int ret; 2777f453ba04SDave Airlie 2778fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 2779fb3b06c8SDave Airlie return -EINVAL; 2780fb3b06c8SDave Airlie 278184849903SDaniel Vetter drm_modeset_lock_all(dev); 2782f453ba04SDave Airlie 2783f453ba04SDave Airlie obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); 2784f453ba04SDave Airlie if (!obj) { 2785f453ba04SDave Airlie ret = -EINVAL; 2786f453ba04SDave Airlie goto out; 2787f453ba04SDave Airlie } 2788f453ba04SDave Airlie connector = obj_to_connector(obj); 2789f453ba04SDave Airlie 279090367bf6SVille Syrjälä ret = drm_crtc_convert_umode(&mode, umode); 279190367bf6SVille Syrjälä if (ret) { 279290367bf6SVille Syrjälä DRM_DEBUG_KMS("Invalid mode\n"); 279390367bf6SVille Syrjälä goto out; 279490367bf6SVille Syrjälä } 279590367bf6SVille Syrjälä 2796f453ba04SDave Airlie ret = drm_mode_detachmode(dev, connector, &mode); 2797f453ba04SDave Airlie out: 279884849903SDaniel Vetter drm_modeset_unlock_all(dev); 2799f453ba04SDave Airlie return ret; 2800f453ba04SDave Airlie } 2801f453ba04SDave Airlie 2802f453ba04SDave Airlie struct drm_property *drm_property_create(struct drm_device *dev, int flags, 2803f453ba04SDave Airlie const char *name, int num_values) 2804f453ba04SDave Airlie { 2805f453ba04SDave Airlie struct drm_property *property = NULL; 28066bfc56aaSVille Syrjälä int ret; 2807f453ba04SDave Airlie 2808f453ba04SDave Airlie property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); 2809f453ba04SDave Airlie if (!property) 2810f453ba04SDave Airlie return NULL; 2811f453ba04SDave Airlie 2812f453ba04SDave Airlie if (num_values) { 2813f453ba04SDave Airlie property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); 2814f453ba04SDave Airlie if (!property->values) 2815f453ba04SDave Airlie goto fail; 2816f453ba04SDave Airlie } 2817f453ba04SDave Airlie 28186bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); 28196bfc56aaSVille Syrjälä if (ret) 28206bfc56aaSVille Syrjälä goto fail; 28216bfc56aaSVille Syrjälä 2822f453ba04SDave Airlie property->flags = flags; 2823f453ba04SDave Airlie property->num_values = num_values; 2824f453ba04SDave Airlie INIT_LIST_HEAD(&property->enum_blob_list); 2825f453ba04SDave Airlie 2826471dd2efSVinson Lee if (name) { 2827f453ba04SDave Airlie strncpy(property->name, name, DRM_PROP_NAME_LEN); 2828471dd2efSVinson Lee property->name[DRM_PROP_NAME_LEN-1] = '\0'; 2829471dd2efSVinson Lee } 2830f453ba04SDave Airlie 2831f453ba04SDave Airlie list_add_tail(&property->head, &dev->mode_config.property_list); 2832f453ba04SDave Airlie return property; 2833f453ba04SDave Airlie fail: 28346bfc56aaSVille Syrjälä kfree(property->values); 2835f453ba04SDave Airlie kfree(property); 2836f453ba04SDave Airlie return NULL; 2837f453ba04SDave Airlie } 2838f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_create); 2839f453ba04SDave Airlie 28404a67d391SSascha Hauer struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags, 28414a67d391SSascha Hauer const char *name, 28424a67d391SSascha Hauer const struct drm_prop_enum_list *props, 28434a67d391SSascha Hauer int num_values) 28444a67d391SSascha Hauer { 28454a67d391SSascha Hauer struct drm_property *property; 28464a67d391SSascha Hauer int i, ret; 28474a67d391SSascha Hauer 28484a67d391SSascha Hauer flags |= DRM_MODE_PROP_ENUM; 28494a67d391SSascha Hauer 28504a67d391SSascha Hauer property = drm_property_create(dev, flags, name, num_values); 28514a67d391SSascha Hauer if (!property) 28524a67d391SSascha Hauer return NULL; 28534a67d391SSascha Hauer 28544a67d391SSascha Hauer for (i = 0; i < num_values; i++) { 28554a67d391SSascha Hauer ret = drm_property_add_enum(property, i, 28564a67d391SSascha Hauer props[i].type, 28574a67d391SSascha Hauer props[i].name); 28584a67d391SSascha Hauer if (ret) { 28594a67d391SSascha Hauer drm_property_destroy(dev, property); 28604a67d391SSascha Hauer return NULL; 28614a67d391SSascha Hauer } 28624a67d391SSascha Hauer } 28634a67d391SSascha Hauer 28644a67d391SSascha Hauer return property; 28654a67d391SSascha Hauer } 28664a67d391SSascha Hauer EXPORT_SYMBOL(drm_property_create_enum); 28674a67d391SSascha Hauer 286849e27545SRob Clark struct drm_property *drm_property_create_bitmask(struct drm_device *dev, 286949e27545SRob Clark int flags, const char *name, 287049e27545SRob Clark const struct drm_prop_enum_list *props, 287149e27545SRob Clark int num_values) 287249e27545SRob Clark { 287349e27545SRob Clark struct drm_property *property; 287449e27545SRob Clark int i, ret; 287549e27545SRob Clark 287649e27545SRob Clark flags |= DRM_MODE_PROP_BITMASK; 287749e27545SRob Clark 287849e27545SRob Clark property = drm_property_create(dev, flags, name, num_values); 287949e27545SRob Clark if (!property) 288049e27545SRob Clark return NULL; 288149e27545SRob Clark 288249e27545SRob Clark for (i = 0; i < num_values; i++) { 288349e27545SRob Clark ret = drm_property_add_enum(property, i, 288449e27545SRob Clark props[i].type, 288549e27545SRob Clark props[i].name); 288649e27545SRob Clark if (ret) { 288749e27545SRob Clark drm_property_destroy(dev, property); 288849e27545SRob Clark return NULL; 288949e27545SRob Clark } 289049e27545SRob Clark } 289149e27545SRob Clark 289249e27545SRob Clark return property; 289349e27545SRob Clark } 289449e27545SRob Clark EXPORT_SYMBOL(drm_property_create_bitmask); 289549e27545SRob Clark 2896d9bc3c02SSascha Hauer struct drm_property *drm_property_create_range(struct drm_device *dev, int flags, 2897d9bc3c02SSascha Hauer const char *name, 2898d9bc3c02SSascha Hauer uint64_t min, uint64_t max) 2899d9bc3c02SSascha Hauer { 2900d9bc3c02SSascha Hauer struct drm_property *property; 2901d9bc3c02SSascha Hauer 2902d9bc3c02SSascha Hauer flags |= DRM_MODE_PROP_RANGE; 2903d9bc3c02SSascha Hauer 2904d9bc3c02SSascha Hauer property = drm_property_create(dev, flags, name, 2); 2905d9bc3c02SSascha Hauer if (!property) 2906d9bc3c02SSascha Hauer return NULL; 2907d9bc3c02SSascha Hauer 2908d9bc3c02SSascha Hauer property->values[0] = min; 2909d9bc3c02SSascha Hauer property->values[1] = max; 2910d9bc3c02SSascha Hauer 2911d9bc3c02SSascha Hauer return property; 2912d9bc3c02SSascha Hauer } 2913d9bc3c02SSascha Hauer EXPORT_SYMBOL(drm_property_create_range); 2914d9bc3c02SSascha Hauer 2915f453ba04SDave Airlie int drm_property_add_enum(struct drm_property *property, int index, 2916f453ba04SDave Airlie uint64_t value, const char *name) 2917f453ba04SDave Airlie { 2918f453ba04SDave Airlie struct drm_property_enum *prop_enum; 2919f453ba04SDave Airlie 292049e27545SRob Clark if (!(property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK))) 292149e27545SRob Clark return -EINVAL; 292249e27545SRob Clark 292349e27545SRob Clark /* 292449e27545SRob Clark * Bitmask enum properties have the additional constraint of values 292549e27545SRob Clark * from 0 to 63 292649e27545SRob Clark */ 292749e27545SRob Clark if ((property->flags & DRM_MODE_PROP_BITMASK) && (value > 63)) 2928f453ba04SDave Airlie return -EINVAL; 2929f453ba04SDave Airlie 2930f453ba04SDave Airlie if (!list_empty(&property->enum_blob_list)) { 2931f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 2932f453ba04SDave Airlie if (prop_enum->value == value) { 2933f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2934f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2935f453ba04SDave Airlie return 0; 2936f453ba04SDave Airlie } 2937f453ba04SDave Airlie } 2938f453ba04SDave Airlie } 2939f453ba04SDave Airlie 2940f453ba04SDave Airlie prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); 2941f453ba04SDave Airlie if (!prop_enum) 2942f453ba04SDave Airlie return -ENOMEM; 2943f453ba04SDave Airlie 2944f453ba04SDave Airlie strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); 2945f453ba04SDave Airlie prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; 2946f453ba04SDave Airlie prop_enum->value = value; 2947f453ba04SDave Airlie 2948f453ba04SDave Airlie property->values[index] = value; 2949f453ba04SDave Airlie list_add_tail(&prop_enum->head, &property->enum_blob_list); 2950f453ba04SDave Airlie return 0; 2951f453ba04SDave Airlie } 2952f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_add_enum); 2953f453ba04SDave Airlie 2954f453ba04SDave Airlie void drm_property_destroy(struct drm_device *dev, struct drm_property *property) 2955f453ba04SDave Airlie { 2956f453ba04SDave Airlie struct drm_property_enum *prop_enum, *pt; 2957f453ba04SDave Airlie 2958f453ba04SDave Airlie list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { 2959f453ba04SDave Airlie list_del(&prop_enum->head); 2960f453ba04SDave Airlie kfree(prop_enum); 2961f453ba04SDave Airlie } 2962f453ba04SDave Airlie 2963f453ba04SDave Airlie if (property->num_values) 2964f453ba04SDave Airlie kfree(property->values); 2965f453ba04SDave Airlie drm_mode_object_put(dev, &property->base); 2966f453ba04SDave Airlie list_del(&property->head); 2967f453ba04SDave Airlie kfree(property); 2968f453ba04SDave Airlie } 2969f453ba04SDave Airlie EXPORT_SYMBOL(drm_property_destroy); 2970f453ba04SDave Airlie 2971c543188aSPaulo Zanoni void drm_object_attach_property(struct drm_mode_object *obj, 2972c543188aSPaulo Zanoni struct drm_property *property, 2973c543188aSPaulo Zanoni uint64_t init_val) 2974c543188aSPaulo Zanoni { 29757f88a9beSPaulo Zanoni int count = obj->properties->count; 2976c543188aSPaulo Zanoni 29777f88a9beSPaulo Zanoni if (count == DRM_OBJECT_MAX_PROPERTY) { 29787f88a9beSPaulo Zanoni WARN(1, "Failed to attach object property (type: 0x%x). Please " 29797f88a9beSPaulo Zanoni "increase DRM_OBJECT_MAX_PROPERTY by 1 for each time " 29807f88a9beSPaulo Zanoni "you see this message on the same object type.\n", 29817f88a9beSPaulo Zanoni obj->type); 2982c543188aSPaulo Zanoni return; 2983c543188aSPaulo Zanoni } 2984c543188aSPaulo Zanoni 29857f88a9beSPaulo Zanoni obj->properties->ids[count] = property->base.id; 29867f88a9beSPaulo Zanoni obj->properties->values[count] = init_val; 29877f88a9beSPaulo Zanoni obj->properties->count++; 2988c543188aSPaulo Zanoni } 2989c543188aSPaulo Zanoni EXPORT_SYMBOL(drm_object_attach_property); 2990c543188aSPaulo Zanoni 2991c543188aSPaulo Zanoni int drm_object_property_set_value(struct drm_mode_object *obj, 2992c543188aSPaulo Zanoni struct drm_property *property, uint64_t val) 2993c543188aSPaulo Zanoni { 2994c543188aSPaulo Zanoni int i; 2995c543188aSPaulo Zanoni 29967f88a9beSPaulo Zanoni for (i = 0; i < obj->properties->count; i++) { 2997c543188aSPaulo Zanoni if (obj->properties->ids[i] == property->base.id) { 2998c543188aSPaulo Zanoni obj->properties->values[i] = val; 2999c543188aSPaulo Zanoni return 0; 3000c543188aSPaulo Zanoni } 3001c543188aSPaulo Zanoni } 3002c543188aSPaulo Zanoni 3003c543188aSPaulo Zanoni return -EINVAL; 3004c543188aSPaulo Zanoni } 3005c543188aSPaulo Zanoni EXPORT_SYMBOL(drm_object_property_set_value); 3006c543188aSPaulo Zanoni 3007c543188aSPaulo Zanoni int drm_object_property_get_value(struct drm_mode_object *obj, 3008c543188aSPaulo Zanoni struct drm_property *property, uint64_t *val) 3009c543188aSPaulo Zanoni { 3010c543188aSPaulo Zanoni int i; 3011c543188aSPaulo Zanoni 30127f88a9beSPaulo Zanoni for (i = 0; i < obj->properties->count; i++) { 3013c543188aSPaulo Zanoni if (obj->properties->ids[i] == property->base.id) { 3014c543188aSPaulo Zanoni *val = obj->properties->values[i]; 3015c543188aSPaulo Zanoni return 0; 3016c543188aSPaulo Zanoni } 3017c543188aSPaulo Zanoni } 3018c543188aSPaulo Zanoni 3019c543188aSPaulo Zanoni return -EINVAL; 3020c543188aSPaulo Zanoni } 3021c543188aSPaulo Zanoni EXPORT_SYMBOL(drm_object_property_get_value); 3022c543188aSPaulo Zanoni 3023f453ba04SDave Airlie int drm_mode_getproperty_ioctl(struct drm_device *dev, 3024f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3025f453ba04SDave Airlie { 3026f453ba04SDave Airlie struct drm_mode_object *obj; 3027f453ba04SDave Airlie struct drm_mode_get_property *out_resp = data; 3028f453ba04SDave Airlie struct drm_property *property; 3029f453ba04SDave Airlie int enum_count = 0; 3030f453ba04SDave Airlie int blob_count = 0; 3031f453ba04SDave Airlie int value_count = 0; 3032f453ba04SDave Airlie int ret = 0, i; 3033f453ba04SDave Airlie int copied; 3034f453ba04SDave Airlie struct drm_property_enum *prop_enum; 3035f453ba04SDave Airlie struct drm_mode_property_enum __user *enum_ptr; 3036f453ba04SDave Airlie struct drm_property_blob *prop_blob; 303781f6c7f8SVille Syrjälä uint32_t __user *blob_id_ptr; 3038f453ba04SDave Airlie uint64_t __user *values_ptr; 3039f453ba04SDave Airlie uint32_t __user *blob_length_ptr; 3040f453ba04SDave Airlie 3041fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3042fb3b06c8SDave Airlie return -EINVAL; 3043fb3b06c8SDave Airlie 304484849903SDaniel Vetter drm_modeset_lock_all(dev); 3045f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); 3046f453ba04SDave Airlie if (!obj) { 3047f453ba04SDave Airlie ret = -EINVAL; 3048f453ba04SDave Airlie goto done; 3049f453ba04SDave Airlie } 3050f453ba04SDave Airlie property = obj_to_property(obj); 3051f453ba04SDave Airlie 305249e27545SRob Clark if (property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { 3053f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) 3054f453ba04SDave Airlie enum_count++; 3055f453ba04SDave Airlie } else if (property->flags & DRM_MODE_PROP_BLOB) { 3056f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) 3057f453ba04SDave Airlie blob_count++; 3058f453ba04SDave Airlie } 3059f453ba04SDave Airlie 3060f453ba04SDave Airlie value_count = property->num_values; 3061f453ba04SDave Airlie 3062f453ba04SDave Airlie strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); 3063f453ba04SDave Airlie out_resp->name[DRM_PROP_NAME_LEN-1] = 0; 3064f453ba04SDave Airlie out_resp->flags = property->flags; 3065f453ba04SDave Airlie 3066f453ba04SDave Airlie if ((out_resp->count_values >= value_count) && value_count) { 306781f6c7f8SVille Syrjälä values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr; 3068f453ba04SDave Airlie for (i = 0; i < value_count; i++) { 3069f453ba04SDave Airlie if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { 3070f453ba04SDave Airlie ret = -EFAULT; 3071f453ba04SDave Airlie goto done; 3072f453ba04SDave Airlie } 3073f453ba04SDave Airlie } 3074f453ba04SDave Airlie } 3075f453ba04SDave Airlie out_resp->count_values = value_count; 3076f453ba04SDave Airlie 307749e27545SRob Clark if (property->flags & (DRM_MODE_PROP_ENUM | DRM_MODE_PROP_BITMASK)) { 3078f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { 3079f453ba04SDave Airlie copied = 0; 308081f6c7f8SVille Syrjälä enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr; 3081f453ba04SDave Airlie list_for_each_entry(prop_enum, &property->enum_blob_list, head) { 3082f453ba04SDave Airlie 3083f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { 3084f453ba04SDave Airlie ret = -EFAULT; 3085f453ba04SDave Airlie goto done; 3086f453ba04SDave Airlie } 3087f453ba04SDave Airlie 3088f453ba04SDave Airlie if (copy_to_user(&enum_ptr[copied].name, 3089f453ba04SDave Airlie &prop_enum->name, DRM_PROP_NAME_LEN)) { 3090f453ba04SDave Airlie ret = -EFAULT; 3091f453ba04SDave Airlie goto done; 3092f453ba04SDave Airlie } 3093f453ba04SDave Airlie copied++; 3094f453ba04SDave Airlie } 3095f453ba04SDave Airlie } 3096f453ba04SDave Airlie out_resp->count_enum_blobs = enum_count; 3097f453ba04SDave Airlie } 3098f453ba04SDave Airlie 3099f453ba04SDave Airlie if (property->flags & DRM_MODE_PROP_BLOB) { 3100f453ba04SDave Airlie if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { 3101f453ba04SDave Airlie copied = 0; 310281f6c7f8SVille Syrjälä blob_id_ptr = (uint32_t __user *)(unsigned long)out_resp->enum_blob_ptr; 310381f6c7f8SVille Syrjälä blob_length_ptr = (uint32_t __user *)(unsigned long)out_resp->values_ptr; 3104f453ba04SDave Airlie 3105f453ba04SDave Airlie list_for_each_entry(prop_blob, &property->enum_blob_list, head) { 3106f453ba04SDave Airlie if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { 3107f453ba04SDave Airlie ret = -EFAULT; 3108f453ba04SDave Airlie goto done; 3109f453ba04SDave Airlie } 3110f453ba04SDave Airlie 3111f453ba04SDave Airlie if (put_user(prop_blob->length, blob_length_ptr + copied)) { 3112f453ba04SDave Airlie ret = -EFAULT; 3113f453ba04SDave Airlie goto done; 3114f453ba04SDave Airlie } 3115f453ba04SDave Airlie 3116f453ba04SDave Airlie copied++; 3117f453ba04SDave Airlie } 3118f453ba04SDave Airlie } 3119f453ba04SDave Airlie out_resp->count_enum_blobs = blob_count; 3120f453ba04SDave Airlie } 3121f453ba04SDave Airlie done: 312284849903SDaniel Vetter drm_modeset_unlock_all(dev); 3123f453ba04SDave Airlie return ret; 3124f453ba04SDave Airlie } 3125f453ba04SDave Airlie 3126f453ba04SDave Airlie static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, 3127f453ba04SDave Airlie void *data) 3128f453ba04SDave Airlie { 3129f453ba04SDave Airlie struct drm_property_blob *blob; 31306bfc56aaSVille Syrjälä int ret; 3131f453ba04SDave Airlie 3132f453ba04SDave Airlie if (!length || !data) 3133f453ba04SDave Airlie return NULL; 3134f453ba04SDave Airlie 3135f453ba04SDave Airlie blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); 3136f453ba04SDave Airlie if (!blob) 3137f453ba04SDave Airlie return NULL; 3138f453ba04SDave Airlie 31396bfc56aaSVille Syrjälä ret = drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); 31406bfc56aaSVille Syrjälä if (ret) { 31416bfc56aaSVille Syrjälä kfree(blob); 31426bfc56aaSVille Syrjälä return NULL; 31436bfc56aaSVille Syrjälä } 31446bfc56aaSVille Syrjälä 3145f453ba04SDave Airlie blob->length = length; 3146f453ba04SDave Airlie 3147f453ba04SDave Airlie memcpy(blob->data, data, length); 3148f453ba04SDave Airlie 3149f453ba04SDave Airlie list_add_tail(&blob->head, &dev->mode_config.property_blob_list); 3150f453ba04SDave Airlie return blob; 3151f453ba04SDave Airlie } 3152f453ba04SDave Airlie 3153f453ba04SDave Airlie static void drm_property_destroy_blob(struct drm_device *dev, 3154f453ba04SDave Airlie struct drm_property_blob *blob) 3155f453ba04SDave Airlie { 3156f453ba04SDave Airlie drm_mode_object_put(dev, &blob->base); 3157f453ba04SDave Airlie list_del(&blob->head); 3158f453ba04SDave Airlie kfree(blob); 3159f453ba04SDave Airlie } 3160f453ba04SDave Airlie 3161f453ba04SDave Airlie int drm_mode_getblob_ioctl(struct drm_device *dev, 3162f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3163f453ba04SDave Airlie { 3164f453ba04SDave Airlie struct drm_mode_object *obj; 3165f453ba04SDave Airlie struct drm_mode_get_blob *out_resp = data; 3166f453ba04SDave Airlie struct drm_property_blob *blob; 3167f453ba04SDave Airlie int ret = 0; 316881f6c7f8SVille Syrjälä void __user *blob_ptr; 3169f453ba04SDave Airlie 3170fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3171fb3b06c8SDave Airlie return -EINVAL; 3172fb3b06c8SDave Airlie 317384849903SDaniel Vetter drm_modeset_lock_all(dev); 3174f453ba04SDave Airlie obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); 3175f453ba04SDave Airlie if (!obj) { 3176f453ba04SDave Airlie ret = -EINVAL; 3177f453ba04SDave Airlie goto done; 3178f453ba04SDave Airlie } 3179f453ba04SDave Airlie blob = obj_to_blob(obj); 3180f453ba04SDave Airlie 3181f453ba04SDave Airlie if (out_resp->length == blob->length) { 318281f6c7f8SVille Syrjälä blob_ptr = (void __user *)(unsigned long)out_resp->data; 3183f453ba04SDave Airlie if (copy_to_user(blob_ptr, blob->data, blob->length)){ 3184f453ba04SDave Airlie ret = -EFAULT; 3185f453ba04SDave Airlie goto done; 3186f453ba04SDave Airlie } 3187f453ba04SDave Airlie } 3188f453ba04SDave Airlie out_resp->length = blob->length; 3189f453ba04SDave Airlie 3190f453ba04SDave Airlie done: 319184849903SDaniel Vetter drm_modeset_unlock_all(dev); 3192f453ba04SDave Airlie return ret; 3193f453ba04SDave Airlie } 3194f453ba04SDave Airlie 3195f453ba04SDave Airlie int drm_mode_connector_update_edid_property(struct drm_connector *connector, 3196f453ba04SDave Airlie struct edid *edid) 3197f453ba04SDave Airlie { 3198f453ba04SDave Airlie struct drm_device *dev = connector->dev; 31994a1b0714SLaurent Pinchart int ret, size; 3200f453ba04SDave Airlie 3201f453ba04SDave Airlie if (connector->edid_blob_ptr) 3202f453ba04SDave Airlie drm_property_destroy_blob(dev, connector->edid_blob_ptr); 3203f453ba04SDave Airlie 3204f453ba04SDave Airlie /* Delete edid, when there is none. */ 3205f453ba04SDave Airlie if (!edid) { 3206f453ba04SDave Airlie connector->edid_blob_ptr = NULL; 320758495563SRob Clark ret = drm_object_property_set_value(&connector->base, dev->mode_config.edid_property, 0); 3208f453ba04SDave Airlie return ret; 3209f453ba04SDave Airlie } 3210f453ba04SDave Airlie 32117466f4ccSAdam Jackson size = EDID_LENGTH * (1 + edid->extensions); 32127466f4ccSAdam Jackson connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 32137466f4ccSAdam Jackson size, edid); 3214e655d122SSachin Kamat if (!connector->edid_blob_ptr) 3215e655d122SSachin Kamat return -EINVAL; 3216f453ba04SDave Airlie 321758495563SRob Clark ret = drm_object_property_set_value(&connector->base, 3218f453ba04SDave Airlie dev->mode_config.edid_property, 3219f453ba04SDave Airlie connector->edid_blob_ptr->base.id); 3220f453ba04SDave Airlie 3221f453ba04SDave Airlie return ret; 3222f453ba04SDave Airlie } 3223f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_update_edid_property); 3224f453ba04SDave Airlie 322526a34815SPaulo Zanoni static bool drm_property_change_is_valid(struct drm_property *property, 3226592c20eeSVille Syrjälä uint64_t value) 322726a34815SPaulo Zanoni { 322826a34815SPaulo Zanoni if (property->flags & DRM_MODE_PROP_IMMUTABLE) 322926a34815SPaulo Zanoni return false; 323026a34815SPaulo Zanoni if (property->flags & DRM_MODE_PROP_RANGE) { 323126a34815SPaulo Zanoni if (value < property->values[0] || value > property->values[1]) 323226a34815SPaulo Zanoni return false; 323326a34815SPaulo Zanoni return true; 323449e27545SRob Clark } else if (property->flags & DRM_MODE_PROP_BITMASK) { 323549e27545SRob Clark int i; 3236592c20eeSVille Syrjälä uint64_t valid_mask = 0; 323749e27545SRob Clark for (i = 0; i < property->num_values; i++) 323849e27545SRob Clark valid_mask |= (1ULL << property->values[i]); 323949e27545SRob Clark return !(value & ~valid_mask); 3240c4a56750SVille Syrjälä } else if (property->flags & DRM_MODE_PROP_BLOB) { 3241c4a56750SVille Syrjälä /* Only the driver knows */ 3242c4a56750SVille Syrjälä return true; 324326a34815SPaulo Zanoni } else { 324426a34815SPaulo Zanoni int i; 324526a34815SPaulo Zanoni for (i = 0; i < property->num_values; i++) 324626a34815SPaulo Zanoni if (property->values[i] == value) 324726a34815SPaulo Zanoni return true; 324826a34815SPaulo Zanoni return false; 324926a34815SPaulo Zanoni } 325026a34815SPaulo Zanoni } 325126a34815SPaulo Zanoni 3252f453ba04SDave Airlie int drm_mode_connector_property_set_ioctl(struct drm_device *dev, 3253f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3254f453ba04SDave Airlie { 32550057d8ddSPaulo Zanoni struct drm_mode_connector_set_property *conn_set_prop = data; 32560057d8ddSPaulo Zanoni struct drm_mode_obj_set_property obj_set_prop = { 32570057d8ddSPaulo Zanoni .value = conn_set_prop->value, 32580057d8ddSPaulo Zanoni .prop_id = conn_set_prop->prop_id, 32590057d8ddSPaulo Zanoni .obj_id = conn_set_prop->connector_id, 32600057d8ddSPaulo Zanoni .obj_type = DRM_MODE_OBJECT_CONNECTOR 32610057d8ddSPaulo Zanoni }; 3262f453ba04SDave Airlie 32630057d8ddSPaulo Zanoni /* It does all the locking and checking we need */ 32640057d8ddSPaulo Zanoni return drm_mode_obj_set_property_ioctl(dev, &obj_set_prop, file_priv); 3265f453ba04SDave Airlie } 3266f453ba04SDave Airlie 3267c543188aSPaulo Zanoni static int drm_mode_connector_set_obj_prop(struct drm_mode_object *obj, 3268c543188aSPaulo Zanoni struct drm_property *property, 3269c543188aSPaulo Zanoni uint64_t value) 3270c543188aSPaulo Zanoni { 3271c543188aSPaulo Zanoni int ret = -EINVAL; 3272c543188aSPaulo Zanoni struct drm_connector *connector = obj_to_connector(obj); 3273c543188aSPaulo Zanoni 3274c543188aSPaulo Zanoni /* Do DPMS ourselves */ 3275c543188aSPaulo Zanoni if (property == connector->dev->mode_config.dpms_property) { 3276c543188aSPaulo Zanoni if (connector->funcs->dpms) 3277c543188aSPaulo Zanoni (*connector->funcs->dpms)(connector, (int)value); 3278c543188aSPaulo Zanoni ret = 0; 3279c543188aSPaulo Zanoni } else if (connector->funcs->set_property) 3280c543188aSPaulo Zanoni ret = connector->funcs->set_property(connector, property, value); 3281c543188aSPaulo Zanoni 3282c543188aSPaulo Zanoni /* store the property value if successful */ 3283c543188aSPaulo Zanoni if (!ret) 328458495563SRob Clark drm_object_property_set_value(&connector->base, property, value); 3285c543188aSPaulo Zanoni return ret; 3286c543188aSPaulo Zanoni } 3287c543188aSPaulo Zanoni 3288bffd9de0SPaulo Zanoni static int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj, 3289bffd9de0SPaulo Zanoni struct drm_property *property, 3290bffd9de0SPaulo Zanoni uint64_t value) 3291bffd9de0SPaulo Zanoni { 3292bffd9de0SPaulo Zanoni int ret = -EINVAL; 3293bffd9de0SPaulo Zanoni struct drm_crtc *crtc = obj_to_crtc(obj); 3294bffd9de0SPaulo Zanoni 3295bffd9de0SPaulo Zanoni if (crtc->funcs->set_property) 3296bffd9de0SPaulo Zanoni ret = crtc->funcs->set_property(crtc, property, value); 3297bffd9de0SPaulo Zanoni if (!ret) 3298bffd9de0SPaulo Zanoni drm_object_property_set_value(obj, property, value); 3299bffd9de0SPaulo Zanoni 3300bffd9de0SPaulo Zanoni return ret; 3301bffd9de0SPaulo Zanoni } 3302bffd9de0SPaulo Zanoni 33034d93914aSRob Clark static int drm_mode_plane_set_obj_prop(struct drm_mode_object *obj, 33044d93914aSRob Clark struct drm_property *property, 33054d93914aSRob Clark uint64_t value) 33064d93914aSRob Clark { 33074d93914aSRob Clark int ret = -EINVAL; 33084d93914aSRob Clark struct drm_plane *plane = obj_to_plane(obj); 33094d93914aSRob Clark 33104d93914aSRob Clark if (plane->funcs->set_property) 33114d93914aSRob Clark ret = plane->funcs->set_property(plane, property, value); 33124d93914aSRob Clark if (!ret) 33134d93914aSRob Clark drm_object_property_set_value(obj, property, value); 33144d93914aSRob Clark 33154d93914aSRob Clark return ret; 33164d93914aSRob Clark } 33174d93914aSRob Clark 3318c543188aSPaulo Zanoni int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data, 3319c543188aSPaulo Zanoni struct drm_file *file_priv) 3320c543188aSPaulo Zanoni { 3321c543188aSPaulo Zanoni struct drm_mode_obj_get_properties *arg = data; 3322c543188aSPaulo Zanoni struct drm_mode_object *obj; 3323c543188aSPaulo Zanoni int ret = 0; 3324c543188aSPaulo Zanoni int i; 3325c543188aSPaulo Zanoni int copied = 0; 3326c543188aSPaulo Zanoni int props_count = 0; 3327c543188aSPaulo Zanoni uint32_t __user *props_ptr; 3328c543188aSPaulo Zanoni uint64_t __user *prop_values_ptr; 3329c543188aSPaulo Zanoni 3330c543188aSPaulo Zanoni if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3331c543188aSPaulo Zanoni return -EINVAL; 3332c543188aSPaulo Zanoni 333384849903SDaniel Vetter drm_modeset_lock_all(dev); 3334c543188aSPaulo Zanoni 3335c543188aSPaulo Zanoni obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); 3336c543188aSPaulo Zanoni if (!obj) { 3337c543188aSPaulo Zanoni ret = -EINVAL; 3338c543188aSPaulo Zanoni goto out; 3339c543188aSPaulo Zanoni } 3340c543188aSPaulo Zanoni if (!obj->properties) { 3341c543188aSPaulo Zanoni ret = -EINVAL; 3342c543188aSPaulo Zanoni goto out; 3343c543188aSPaulo Zanoni } 3344c543188aSPaulo Zanoni 33457f88a9beSPaulo Zanoni props_count = obj->properties->count; 3346c543188aSPaulo Zanoni 3347c543188aSPaulo Zanoni /* This ioctl is called twice, once to determine how much space is 3348c543188aSPaulo Zanoni * needed, and the 2nd time to fill it. */ 3349c543188aSPaulo Zanoni if ((arg->count_props >= props_count) && props_count) { 3350c543188aSPaulo Zanoni copied = 0; 3351c543188aSPaulo Zanoni props_ptr = (uint32_t __user *)(unsigned long)(arg->props_ptr); 3352c543188aSPaulo Zanoni prop_values_ptr = (uint64_t __user *)(unsigned long) 3353c543188aSPaulo Zanoni (arg->prop_values_ptr); 3354c543188aSPaulo Zanoni for (i = 0; i < props_count; i++) { 3355c543188aSPaulo Zanoni if (put_user(obj->properties->ids[i], 3356c543188aSPaulo Zanoni props_ptr + copied)) { 3357c543188aSPaulo Zanoni ret = -EFAULT; 3358c543188aSPaulo Zanoni goto out; 3359c543188aSPaulo Zanoni } 3360c543188aSPaulo Zanoni if (put_user(obj->properties->values[i], 3361c543188aSPaulo Zanoni prop_values_ptr + copied)) { 3362c543188aSPaulo Zanoni ret = -EFAULT; 3363c543188aSPaulo Zanoni goto out; 3364c543188aSPaulo Zanoni } 3365c543188aSPaulo Zanoni copied++; 3366c543188aSPaulo Zanoni } 3367c543188aSPaulo Zanoni } 3368c543188aSPaulo Zanoni arg->count_props = props_count; 3369c543188aSPaulo Zanoni out: 337084849903SDaniel Vetter drm_modeset_unlock_all(dev); 3371c543188aSPaulo Zanoni return ret; 3372c543188aSPaulo Zanoni } 3373c543188aSPaulo Zanoni 3374c543188aSPaulo Zanoni int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, 3375c543188aSPaulo Zanoni struct drm_file *file_priv) 3376c543188aSPaulo Zanoni { 3377c543188aSPaulo Zanoni struct drm_mode_obj_set_property *arg = data; 3378c543188aSPaulo Zanoni struct drm_mode_object *arg_obj; 3379c543188aSPaulo Zanoni struct drm_mode_object *prop_obj; 3380c543188aSPaulo Zanoni struct drm_property *property; 3381c543188aSPaulo Zanoni int ret = -EINVAL; 3382c543188aSPaulo Zanoni int i; 3383c543188aSPaulo Zanoni 3384c543188aSPaulo Zanoni if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3385c543188aSPaulo Zanoni return -EINVAL; 3386c543188aSPaulo Zanoni 338784849903SDaniel Vetter drm_modeset_lock_all(dev); 3388c543188aSPaulo Zanoni 3389c543188aSPaulo Zanoni arg_obj = drm_mode_object_find(dev, arg->obj_id, arg->obj_type); 3390c543188aSPaulo Zanoni if (!arg_obj) 3391c543188aSPaulo Zanoni goto out; 3392c543188aSPaulo Zanoni if (!arg_obj->properties) 3393c543188aSPaulo Zanoni goto out; 3394c543188aSPaulo Zanoni 33957f88a9beSPaulo Zanoni for (i = 0; i < arg_obj->properties->count; i++) 3396c543188aSPaulo Zanoni if (arg_obj->properties->ids[i] == arg->prop_id) 3397c543188aSPaulo Zanoni break; 3398c543188aSPaulo Zanoni 33997f88a9beSPaulo Zanoni if (i == arg_obj->properties->count) 3400c543188aSPaulo Zanoni goto out; 3401c543188aSPaulo Zanoni 3402c543188aSPaulo Zanoni prop_obj = drm_mode_object_find(dev, arg->prop_id, 3403c543188aSPaulo Zanoni DRM_MODE_OBJECT_PROPERTY); 3404c543188aSPaulo Zanoni if (!prop_obj) 3405c543188aSPaulo Zanoni goto out; 3406c543188aSPaulo Zanoni property = obj_to_property(prop_obj); 3407c543188aSPaulo Zanoni 3408c543188aSPaulo Zanoni if (!drm_property_change_is_valid(property, arg->value)) 3409c543188aSPaulo Zanoni goto out; 3410c543188aSPaulo Zanoni 3411c543188aSPaulo Zanoni switch (arg_obj->type) { 3412c543188aSPaulo Zanoni case DRM_MODE_OBJECT_CONNECTOR: 3413c543188aSPaulo Zanoni ret = drm_mode_connector_set_obj_prop(arg_obj, property, 3414c543188aSPaulo Zanoni arg->value); 3415c543188aSPaulo Zanoni break; 3416bffd9de0SPaulo Zanoni case DRM_MODE_OBJECT_CRTC: 3417bffd9de0SPaulo Zanoni ret = drm_mode_crtc_set_obj_prop(arg_obj, property, arg->value); 3418bffd9de0SPaulo Zanoni break; 34194d93914aSRob Clark case DRM_MODE_OBJECT_PLANE: 34204d93914aSRob Clark ret = drm_mode_plane_set_obj_prop(arg_obj, property, arg->value); 34214d93914aSRob Clark break; 3422c543188aSPaulo Zanoni } 3423c543188aSPaulo Zanoni 3424c543188aSPaulo Zanoni out: 342584849903SDaniel Vetter drm_modeset_unlock_all(dev); 3426c543188aSPaulo Zanoni return ret; 3427c543188aSPaulo Zanoni } 3428c543188aSPaulo Zanoni 3429f453ba04SDave Airlie int drm_mode_connector_attach_encoder(struct drm_connector *connector, 3430f453ba04SDave Airlie struct drm_encoder *encoder) 3431f453ba04SDave Airlie { 3432f453ba04SDave Airlie int i; 3433f453ba04SDave Airlie 3434f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3435f453ba04SDave Airlie if (connector->encoder_ids[i] == 0) { 3436f453ba04SDave Airlie connector->encoder_ids[i] = encoder->base.id; 3437f453ba04SDave Airlie return 0; 3438f453ba04SDave Airlie } 3439f453ba04SDave Airlie } 3440f453ba04SDave Airlie return -ENOMEM; 3441f453ba04SDave Airlie } 3442f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_attach_encoder); 3443f453ba04SDave Airlie 3444f453ba04SDave Airlie void drm_mode_connector_detach_encoder(struct drm_connector *connector, 3445f453ba04SDave Airlie struct drm_encoder *encoder) 3446f453ba04SDave Airlie { 3447f453ba04SDave Airlie int i; 3448f453ba04SDave Airlie for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { 3449f453ba04SDave Airlie if (connector->encoder_ids[i] == encoder->base.id) { 3450f453ba04SDave Airlie connector->encoder_ids[i] = 0; 3451f453ba04SDave Airlie if (connector->encoder == encoder) 3452f453ba04SDave Airlie connector->encoder = NULL; 3453f453ba04SDave Airlie break; 3454f453ba04SDave Airlie } 3455f453ba04SDave Airlie } 3456f453ba04SDave Airlie } 3457f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_connector_detach_encoder); 3458f453ba04SDave Airlie 34594cae5b84SSascha Hauer int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, 3460f453ba04SDave Airlie int gamma_size) 3461f453ba04SDave Airlie { 3462f453ba04SDave Airlie crtc->gamma_size = gamma_size; 3463f453ba04SDave Airlie 3464f453ba04SDave Airlie crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); 3465f453ba04SDave Airlie if (!crtc->gamma_store) { 3466f453ba04SDave Airlie crtc->gamma_size = 0; 34674cae5b84SSascha Hauer return -ENOMEM; 3468f453ba04SDave Airlie } 3469f453ba04SDave Airlie 34704cae5b84SSascha Hauer return 0; 3471f453ba04SDave Airlie } 3472f453ba04SDave Airlie EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); 3473f453ba04SDave Airlie 3474f453ba04SDave Airlie int drm_mode_gamma_set_ioctl(struct drm_device *dev, 3475f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3476f453ba04SDave Airlie { 3477f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3478f453ba04SDave Airlie struct drm_mode_object *obj; 3479f453ba04SDave Airlie struct drm_crtc *crtc; 3480f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3481f453ba04SDave Airlie int size; 3482f453ba04SDave Airlie int ret = 0; 3483f453ba04SDave Airlie 3484fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3485fb3b06c8SDave Airlie return -EINVAL; 3486fb3b06c8SDave Airlie 348784849903SDaniel Vetter drm_modeset_lock_all(dev); 3488f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3489f453ba04SDave Airlie if (!obj) { 3490f453ba04SDave Airlie ret = -EINVAL; 3491f453ba04SDave Airlie goto out; 3492f453ba04SDave Airlie } 3493f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3494f453ba04SDave Airlie 3495ebe0f244SLaurent Pinchart if (crtc->funcs->gamma_set == NULL) { 3496ebe0f244SLaurent Pinchart ret = -ENOSYS; 3497ebe0f244SLaurent Pinchart goto out; 3498ebe0f244SLaurent Pinchart } 3499ebe0f244SLaurent Pinchart 3500f453ba04SDave Airlie /* memcpy into gamma store */ 3501f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3502f453ba04SDave Airlie ret = -EINVAL; 3503f453ba04SDave Airlie goto out; 3504f453ba04SDave Airlie } 3505f453ba04SDave Airlie 3506f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3507f453ba04SDave Airlie r_base = crtc->gamma_store; 3508f453ba04SDave Airlie if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { 3509f453ba04SDave Airlie ret = -EFAULT; 3510f453ba04SDave Airlie goto out; 3511f453ba04SDave Airlie } 3512f453ba04SDave Airlie 3513f453ba04SDave Airlie g_base = r_base + size; 3514f453ba04SDave Airlie if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { 3515f453ba04SDave Airlie ret = -EFAULT; 3516f453ba04SDave Airlie goto out; 3517f453ba04SDave Airlie } 3518f453ba04SDave Airlie 3519f453ba04SDave Airlie b_base = g_base + size; 3520f453ba04SDave Airlie if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { 3521f453ba04SDave Airlie ret = -EFAULT; 3522f453ba04SDave Airlie goto out; 3523f453ba04SDave Airlie } 3524f453ba04SDave Airlie 35257203425aSJames Simmons crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size); 3526f453ba04SDave Airlie 3527f453ba04SDave Airlie out: 352884849903SDaniel Vetter drm_modeset_unlock_all(dev); 3529f453ba04SDave Airlie return ret; 3530f453ba04SDave Airlie 3531f453ba04SDave Airlie } 3532f453ba04SDave Airlie 3533f453ba04SDave Airlie int drm_mode_gamma_get_ioctl(struct drm_device *dev, 3534f453ba04SDave Airlie void *data, struct drm_file *file_priv) 3535f453ba04SDave Airlie { 3536f453ba04SDave Airlie struct drm_mode_crtc_lut *crtc_lut = data; 3537f453ba04SDave Airlie struct drm_mode_object *obj; 3538f453ba04SDave Airlie struct drm_crtc *crtc; 3539f453ba04SDave Airlie void *r_base, *g_base, *b_base; 3540f453ba04SDave Airlie int size; 3541f453ba04SDave Airlie int ret = 0; 3542f453ba04SDave Airlie 3543fb3b06c8SDave Airlie if (!drm_core_check_feature(dev, DRIVER_MODESET)) 3544fb3b06c8SDave Airlie return -EINVAL; 3545fb3b06c8SDave Airlie 354684849903SDaniel Vetter drm_modeset_lock_all(dev); 3547f453ba04SDave Airlie obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); 3548f453ba04SDave Airlie if (!obj) { 3549f453ba04SDave Airlie ret = -EINVAL; 3550f453ba04SDave Airlie goto out; 3551f453ba04SDave Airlie } 3552f453ba04SDave Airlie crtc = obj_to_crtc(obj); 3553f453ba04SDave Airlie 3554f453ba04SDave Airlie /* memcpy into gamma store */ 3555f453ba04SDave Airlie if (crtc_lut->gamma_size != crtc->gamma_size) { 3556f453ba04SDave Airlie ret = -EINVAL; 3557f453ba04SDave Airlie goto out; 3558f453ba04SDave Airlie } 3559f453ba04SDave Airlie 3560f453ba04SDave Airlie size = crtc_lut->gamma_size * (sizeof(uint16_t)); 3561f453ba04SDave Airlie r_base = crtc->gamma_store; 3562f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { 3563f453ba04SDave Airlie ret = -EFAULT; 3564f453ba04SDave Airlie goto out; 3565f453ba04SDave Airlie } 3566f453ba04SDave Airlie 3567f453ba04SDave Airlie g_base = r_base + size; 3568f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { 3569f453ba04SDave Airlie ret = -EFAULT; 3570f453ba04SDave Airlie goto out; 3571f453ba04SDave Airlie } 3572f453ba04SDave Airlie 3573f453ba04SDave Airlie b_base = g_base + size; 3574f453ba04SDave Airlie if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { 3575f453ba04SDave Airlie ret = -EFAULT; 3576f453ba04SDave Airlie goto out; 3577f453ba04SDave Airlie } 3578f453ba04SDave Airlie out: 357984849903SDaniel Vetter drm_modeset_unlock_all(dev); 3580f453ba04SDave Airlie return ret; 3581f453ba04SDave Airlie } 3582d91d8a3fSKristian Høgsberg 3583d91d8a3fSKristian Høgsberg int drm_mode_page_flip_ioctl(struct drm_device *dev, 3584d91d8a3fSKristian Høgsberg void *data, struct drm_file *file_priv) 3585d91d8a3fSKristian Høgsberg { 3586d91d8a3fSKristian Høgsberg struct drm_mode_crtc_page_flip *page_flip = data; 3587d91d8a3fSKristian Høgsberg struct drm_mode_object *obj; 3588d91d8a3fSKristian Høgsberg struct drm_crtc *crtc; 3589b0d12325SDaniel Vetter struct drm_framebuffer *fb = NULL, *old_fb = NULL; 3590d91d8a3fSKristian Høgsberg struct drm_pending_vblank_event *e = NULL; 3591d91d8a3fSKristian Høgsberg unsigned long flags; 35927c80e128SRob Clark int hdisplay, vdisplay; 3593d91d8a3fSKristian Høgsberg int ret = -EINVAL; 3594d91d8a3fSKristian Høgsberg 3595d91d8a3fSKristian Høgsberg if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS || 3596d91d8a3fSKristian Høgsberg page_flip->reserved != 0) 3597d91d8a3fSKristian Høgsberg return -EINVAL; 3598d91d8a3fSKristian Høgsberg 3599d91d8a3fSKristian Høgsberg obj = drm_mode_object_find(dev, page_flip->crtc_id, DRM_MODE_OBJECT_CRTC); 3600d91d8a3fSKristian Høgsberg if (!obj) 3601b4d5e7d1SDaniel Vetter return -EINVAL; 3602d91d8a3fSKristian Høgsberg crtc = obj_to_crtc(obj); 3603d91d8a3fSKristian Høgsberg 3604b4d5e7d1SDaniel Vetter mutex_lock(&crtc->mutex); 360590c1efddSChris Wilson if (crtc->fb == NULL) { 360690c1efddSChris Wilson /* The framebuffer is currently unbound, presumably 360790c1efddSChris Wilson * due to a hotplug event, that userspace has not 360890c1efddSChris Wilson * yet discovered. 360990c1efddSChris Wilson */ 361090c1efddSChris Wilson ret = -EBUSY; 361190c1efddSChris Wilson goto out; 361290c1efddSChris Wilson } 361390c1efddSChris Wilson 3614d91d8a3fSKristian Høgsberg if (crtc->funcs->page_flip == NULL) 3615d91d8a3fSKristian Høgsberg goto out; 3616d91d8a3fSKristian Høgsberg 3617786b99edSDaniel Vetter fb = drm_framebuffer_lookup(dev, page_flip->fb_id); 3618786b99edSDaniel Vetter if (!fb) 3619d91d8a3fSKristian Høgsberg goto out; 3620d91d8a3fSKristian Høgsberg 36217c80e128SRob Clark hdisplay = crtc->mode.hdisplay; 36227c80e128SRob Clark vdisplay = crtc->mode.vdisplay; 36237c80e128SRob Clark 36247c80e128SRob Clark if (crtc->invert_dimensions) 36257c80e128SRob Clark swap(hdisplay, vdisplay); 36267c80e128SRob Clark 36277c80e128SRob Clark if (hdisplay > fb->width || 36287c80e128SRob Clark vdisplay > fb->height || 36297c80e128SRob Clark crtc->x > fb->width - hdisplay || 36307c80e128SRob Clark crtc->y > fb->height - vdisplay) { 36317c80e128SRob Clark DRM_DEBUG_KMS("Invalid fb size %ux%u for CRTC viewport %ux%u+%d+%d%s.\n", 36327c80e128SRob Clark fb->width, fb->height, hdisplay, vdisplay, crtc->x, crtc->y, 36337c80e128SRob Clark crtc->invert_dimensions ? " (inverted)" : ""); 36345f61bb42SVille Syrjälä ret = -ENOSPC; 36355f61bb42SVille Syrjälä goto out; 36365f61bb42SVille Syrjälä } 36375f61bb42SVille Syrjälä 3638909d9cdaSLaurent Pinchart if (crtc->fb->pixel_format != fb->pixel_format) { 3639909d9cdaSLaurent Pinchart DRM_DEBUG_KMS("Page flip is not allowed to change frame buffer format.\n"); 3640909d9cdaSLaurent Pinchart ret = -EINVAL; 3641909d9cdaSLaurent Pinchart goto out; 3642909d9cdaSLaurent Pinchart } 3643909d9cdaSLaurent Pinchart 3644d91d8a3fSKristian Høgsberg if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3645d91d8a3fSKristian Høgsberg ret = -ENOMEM; 3646d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3647d91d8a3fSKristian Høgsberg if (file_priv->event_space < sizeof e->event) { 3648d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3649d91d8a3fSKristian Høgsberg goto out; 3650d91d8a3fSKristian Høgsberg } 3651d91d8a3fSKristian Høgsberg file_priv->event_space -= sizeof e->event; 3652d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3653d91d8a3fSKristian Høgsberg 3654d91d8a3fSKristian Høgsberg e = kzalloc(sizeof *e, GFP_KERNEL); 3655d91d8a3fSKristian Høgsberg if (e == NULL) { 3656d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3657d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3658d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3659d91d8a3fSKristian Høgsberg goto out; 3660d91d8a3fSKristian Høgsberg } 3661d91d8a3fSKristian Høgsberg 36627bd4d7beSJesse Barnes e->event.base.type = DRM_EVENT_FLIP_COMPLETE; 3663d91d8a3fSKristian Høgsberg e->event.base.length = sizeof e->event; 3664d91d8a3fSKristian Høgsberg e->event.user_data = page_flip->user_data; 3665d91d8a3fSKristian Høgsberg e->base.event = &e->event.base; 3666d91d8a3fSKristian Høgsberg e->base.file_priv = file_priv; 3667d91d8a3fSKristian Høgsberg e->base.destroy = 3668d91d8a3fSKristian Høgsberg (void (*) (struct drm_pending_event *)) kfree; 3669d91d8a3fSKristian Høgsberg } 3670d91d8a3fSKristian Høgsberg 3671b0d12325SDaniel Vetter old_fb = crtc->fb; 3672d91d8a3fSKristian Høgsberg ret = crtc->funcs->page_flip(crtc, fb, e); 3673d91d8a3fSKristian Høgsberg if (ret) { 3674aef6a7eeSJoonyoung Shim if (page_flip->flags & DRM_MODE_PAGE_FLIP_EVENT) { 3675d91d8a3fSKristian Høgsberg spin_lock_irqsave(&dev->event_lock, flags); 3676d91d8a3fSKristian Høgsberg file_priv->event_space += sizeof e->event; 3677d91d8a3fSKristian Høgsberg spin_unlock_irqrestore(&dev->event_lock, flags); 3678d91d8a3fSKristian Høgsberg kfree(e); 3679d91d8a3fSKristian Høgsberg } 3680b0d12325SDaniel Vetter /* Keep the old fb, don't unref it. */ 3681b0d12325SDaniel Vetter old_fb = NULL; 3682b0d12325SDaniel Vetter } else { 36838cf1e981SThierry Reding /* 36848cf1e981SThierry Reding * Warn if the driver hasn't properly updated the crtc->fb 36858cf1e981SThierry Reding * field to reflect that the new framebuffer is now used. 36868cf1e981SThierry Reding * Failing to do so will screw with the reference counting 36878cf1e981SThierry Reding * on framebuffers. 36888cf1e981SThierry Reding */ 36898cf1e981SThierry Reding WARN_ON(crtc->fb != fb); 3690b0d12325SDaniel Vetter /* Unref only the old framebuffer. */ 3691b0d12325SDaniel Vetter fb = NULL; 3692aef6a7eeSJoonyoung Shim } 3693d91d8a3fSKristian Høgsberg 3694d91d8a3fSKristian Høgsberg out: 3695b0d12325SDaniel Vetter if (fb) 3696b0d12325SDaniel Vetter drm_framebuffer_unreference(fb); 3697b0d12325SDaniel Vetter if (old_fb) 3698b0d12325SDaniel Vetter drm_framebuffer_unreference(old_fb); 3699b4d5e7d1SDaniel Vetter mutex_unlock(&crtc->mutex); 3700b4d5e7d1SDaniel Vetter 3701d91d8a3fSKristian Høgsberg return ret; 3702d91d8a3fSKristian Høgsberg } 3703eb033556SChris Wilson 3704eb033556SChris Wilson void drm_mode_config_reset(struct drm_device *dev) 3705eb033556SChris Wilson { 3706eb033556SChris Wilson struct drm_crtc *crtc; 3707eb033556SChris Wilson struct drm_encoder *encoder; 3708eb033556SChris Wilson struct drm_connector *connector; 3709eb033556SChris Wilson 3710eb033556SChris Wilson list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) 3711eb033556SChris Wilson if (crtc->funcs->reset) 3712eb033556SChris Wilson crtc->funcs->reset(crtc); 3713eb033556SChris Wilson 3714eb033556SChris Wilson list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) 3715eb033556SChris Wilson if (encoder->funcs->reset) 3716eb033556SChris Wilson encoder->funcs->reset(encoder); 3717eb033556SChris Wilson 37185e2cb2f6SDaniel Vetter list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 37195e2cb2f6SDaniel Vetter connector->status = connector_status_unknown; 37205e2cb2f6SDaniel Vetter 3721eb033556SChris Wilson if (connector->funcs->reset) 3722eb033556SChris Wilson connector->funcs->reset(connector); 3723eb033556SChris Wilson } 37245e2cb2f6SDaniel Vetter } 3725eb033556SChris Wilson EXPORT_SYMBOL(drm_mode_config_reset); 3726ff72145bSDave Airlie 3727ff72145bSDave Airlie int drm_mode_create_dumb_ioctl(struct drm_device *dev, 3728ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3729ff72145bSDave Airlie { 3730ff72145bSDave Airlie struct drm_mode_create_dumb *args = data; 3731ff72145bSDave Airlie 3732ff72145bSDave Airlie if (!dev->driver->dumb_create) 3733ff72145bSDave Airlie return -ENOSYS; 3734ff72145bSDave Airlie return dev->driver->dumb_create(file_priv, dev, args); 3735ff72145bSDave Airlie } 3736ff72145bSDave Airlie 3737ff72145bSDave Airlie int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, 3738ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3739ff72145bSDave Airlie { 3740ff72145bSDave Airlie struct drm_mode_map_dumb *args = data; 3741ff72145bSDave Airlie 3742ff72145bSDave Airlie /* call driver ioctl to get mmap offset */ 3743ff72145bSDave Airlie if (!dev->driver->dumb_map_offset) 3744ff72145bSDave Airlie return -ENOSYS; 3745ff72145bSDave Airlie 3746ff72145bSDave Airlie return dev->driver->dumb_map_offset(file_priv, dev, args->handle, &args->offset); 3747ff72145bSDave Airlie } 3748ff72145bSDave Airlie 3749ff72145bSDave Airlie int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 3750ff72145bSDave Airlie void *data, struct drm_file *file_priv) 3751ff72145bSDave Airlie { 3752ff72145bSDave Airlie struct drm_mode_destroy_dumb *args = data; 3753ff72145bSDave Airlie 3754ff72145bSDave Airlie if (!dev->driver->dumb_destroy) 3755ff72145bSDave Airlie return -ENOSYS; 3756ff72145bSDave Airlie 3757ff72145bSDave Airlie return dev->driver->dumb_destroy(file_priv, dev, args->handle); 3758ff72145bSDave Airlie } 3759248dbc23SDave Airlie 3760248dbc23SDave Airlie /* 3761248dbc23SDave Airlie * Just need to support RGB formats here for compat with code that doesn't 3762248dbc23SDave Airlie * use pixel formats directly yet. 3763248dbc23SDave Airlie */ 3764248dbc23SDave Airlie void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 3765248dbc23SDave Airlie int *bpp) 3766248dbc23SDave Airlie { 3767248dbc23SDave Airlie switch (format) { 3768c51a6bc5SVille Syrjälä case DRM_FORMAT_C8: 376904b3924dSVille Syrjälä case DRM_FORMAT_RGB332: 377004b3924dSVille Syrjälä case DRM_FORMAT_BGR233: 3771248dbc23SDave Airlie *depth = 8; 3772248dbc23SDave Airlie *bpp = 8; 3773248dbc23SDave Airlie break; 377404b3924dSVille Syrjälä case DRM_FORMAT_XRGB1555: 377504b3924dSVille Syrjälä case DRM_FORMAT_XBGR1555: 377604b3924dSVille Syrjälä case DRM_FORMAT_RGBX5551: 377704b3924dSVille Syrjälä case DRM_FORMAT_BGRX5551: 377804b3924dSVille Syrjälä case DRM_FORMAT_ARGB1555: 377904b3924dSVille Syrjälä case DRM_FORMAT_ABGR1555: 378004b3924dSVille Syrjälä case DRM_FORMAT_RGBA5551: 378104b3924dSVille Syrjälä case DRM_FORMAT_BGRA5551: 3782248dbc23SDave Airlie *depth = 15; 3783248dbc23SDave Airlie *bpp = 16; 3784248dbc23SDave Airlie break; 378504b3924dSVille Syrjälä case DRM_FORMAT_RGB565: 378604b3924dSVille Syrjälä case DRM_FORMAT_BGR565: 3787248dbc23SDave Airlie *depth = 16; 3788248dbc23SDave Airlie *bpp = 16; 3789248dbc23SDave Airlie break; 379004b3924dSVille Syrjälä case DRM_FORMAT_RGB888: 379104b3924dSVille Syrjälä case DRM_FORMAT_BGR888: 379204b3924dSVille Syrjälä *depth = 24; 379304b3924dSVille Syrjälä *bpp = 24; 379404b3924dSVille Syrjälä break; 379504b3924dSVille Syrjälä case DRM_FORMAT_XRGB8888: 379604b3924dSVille Syrjälä case DRM_FORMAT_XBGR8888: 379704b3924dSVille Syrjälä case DRM_FORMAT_RGBX8888: 379804b3924dSVille Syrjälä case DRM_FORMAT_BGRX8888: 3799248dbc23SDave Airlie *depth = 24; 3800248dbc23SDave Airlie *bpp = 32; 3801248dbc23SDave Airlie break; 380204b3924dSVille Syrjälä case DRM_FORMAT_XRGB2101010: 380304b3924dSVille Syrjälä case DRM_FORMAT_XBGR2101010: 380404b3924dSVille Syrjälä case DRM_FORMAT_RGBX1010102: 380504b3924dSVille Syrjälä case DRM_FORMAT_BGRX1010102: 380604b3924dSVille Syrjälä case DRM_FORMAT_ARGB2101010: 380704b3924dSVille Syrjälä case DRM_FORMAT_ABGR2101010: 380804b3924dSVille Syrjälä case DRM_FORMAT_RGBA1010102: 380904b3924dSVille Syrjälä case DRM_FORMAT_BGRA1010102: 3810248dbc23SDave Airlie *depth = 30; 3811248dbc23SDave Airlie *bpp = 32; 3812248dbc23SDave Airlie break; 381304b3924dSVille Syrjälä case DRM_FORMAT_ARGB8888: 381404b3924dSVille Syrjälä case DRM_FORMAT_ABGR8888: 381504b3924dSVille Syrjälä case DRM_FORMAT_RGBA8888: 381604b3924dSVille Syrjälä case DRM_FORMAT_BGRA8888: 3817248dbc23SDave Airlie *depth = 32; 3818248dbc23SDave Airlie *bpp = 32; 3819248dbc23SDave Airlie break; 3820248dbc23SDave Airlie default: 3821248dbc23SDave Airlie DRM_DEBUG_KMS("unsupported pixel format\n"); 3822248dbc23SDave Airlie *depth = 0; 3823248dbc23SDave Airlie *bpp = 0; 3824248dbc23SDave Airlie break; 3825248dbc23SDave Airlie } 3826248dbc23SDave Airlie } 3827248dbc23SDave Airlie EXPORT_SYMBOL(drm_fb_get_bpp_depth); 3828141670e9SVille Syrjälä 3829141670e9SVille Syrjälä /** 3830141670e9SVille Syrjälä * drm_format_num_planes - get the number of planes for format 3831141670e9SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 3832141670e9SVille Syrjälä * 3833141670e9SVille Syrjälä * RETURNS: 3834141670e9SVille Syrjälä * The number of planes used by the specified pixel format. 3835141670e9SVille Syrjälä */ 3836141670e9SVille Syrjälä int drm_format_num_planes(uint32_t format) 3837141670e9SVille Syrjälä { 3838141670e9SVille Syrjälä switch (format) { 3839141670e9SVille Syrjälä case DRM_FORMAT_YUV410: 3840141670e9SVille Syrjälä case DRM_FORMAT_YVU410: 3841141670e9SVille Syrjälä case DRM_FORMAT_YUV411: 3842141670e9SVille Syrjälä case DRM_FORMAT_YVU411: 3843141670e9SVille Syrjälä case DRM_FORMAT_YUV420: 3844141670e9SVille Syrjälä case DRM_FORMAT_YVU420: 3845141670e9SVille Syrjälä case DRM_FORMAT_YUV422: 3846141670e9SVille Syrjälä case DRM_FORMAT_YVU422: 3847141670e9SVille Syrjälä case DRM_FORMAT_YUV444: 3848141670e9SVille Syrjälä case DRM_FORMAT_YVU444: 3849141670e9SVille Syrjälä return 3; 3850141670e9SVille Syrjälä case DRM_FORMAT_NV12: 3851141670e9SVille Syrjälä case DRM_FORMAT_NV21: 3852141670e9SVille Syrjälä case DRM_FORMAT_NV16: 3853141670e9SVille Syrjälä case DRM_FORMAT_NV61: 3854ba623f6aSLaurent Pinchart case DRM_FORMAT_NV24: 3855ba623f6aSLaurent Pinchart case DRM_FORMAT_NV42: 3856141670e9SVille Syrjälä return 2; 3857141670e9SVille Syrjälä default: 3858141670e9SVille Syrjälä return 1; 3859141670e9SVille Syrjälä } 3860141670e9SVille Syrjälä } 3861141670e9SVille Syrjälä EXPORT_SYMBOL(drm_format_num_planes); 38625a86bd55SVille Syrjälä 38635a86bd55SVille Syrjälä /** 38645a86bd55SVille Syrjälä * drm_format_plane_cpp - determine the bytes per pixel value 38655a86bd55SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 38665a86bd55SVille Syrjälä * @plane: plane index 38675a86bd55SVille Syrjälä * 38685a86bd55SVille Syrjälä * RETURNS: 38695a86bd55SVille Syrjälä * The bytes per pixel value for the specified plane. 38705a86bd55SVille Syrjälä */ 38715a86bd55SVille Syrjälä int drm_format_plane_cpp(uint32_t format, int plane) 38725a86bd55SVille Syrjälä { 38735a86bd55SVille Syrjälä unsigned int depth; 38745a86bd55SVille Syrjälä int bpp; 38755a86bd55SVille Syrjälä 38765a86bd55SVille Syrjälä if (plane >= drm_format_num_planes(format)) 38775a86bd55SVille Syrjälä return 0; 38785a86bd55SVille Syrjälä 38795a86bd55SVille Syrjälä switch (format) { 38805a86bd55SVille Syrjälä case DRM_FORMAT_YUYV: 38815a86bd55SVille Syrjälä case DRM_FORMAT_YVYU: 38825a86bd55SVille Syrjälä case DRM_FORMAT_UYVY: 38835a86bd55SVille Syrjälä case DRM_FORMAT_VYUY: 38845a86bd55SVille Syrjälä return 2; 38855a86bd55SVille Syrjälä case DRM_FORMAT_NV12: 38865a86bd55SVille Syrjälä case DRM_FORMAT_NV21: 38875a86bd55SVille Syrjälä case DRM_FORMAT_NV16: 38885a86bd55SVille Syrjälä case DRM_FORMAT_NV61: 3889ba623f6aSLaurent Pinchart case DRM_FORMAT_NV24: 3890ba623f6aSLaurent Pinchart case DRM_FORMAT_NV42: 38915a86bd55SVille Syrjälä return plane ? 2 : 1; 38925a86bd55SVille Syrjälä case DRM_FORMAT_YUV410: 38935a86bd55SVille Syrjälä case DRM_FORMAT_YVU410: 38945a86bd55SVille Syrjälä case DRM_FORMAT_YUV411: 38955a86bd55SVille Syrjälä case DRM_FORMAT_YVU411: 38965a86bd55SVille Syrjälä case DRM_FORMAT_YUV420: 38975a86bd55SVille Syrjälä case DRM_FORMAT_YVU420: 38985a86bd55SVille Syrjälä case DRM_FORMAT_YUV422: 38995a86bd55SVille Syrjälä case DRM_FORMAT_YVU422: 39005a86bd55SVille Syrjälä case DRM_FORMAT_YUV444: 39015a86bd55SVille Syrjälä case DRM_FORMAT_YVU444: 39025a86bd55SVille Syrjälä return 1; 39035a86bd55SVille Syrjälä default: 39045a86bd55SVille Syrjälä drm_fb_get_bpp_depth(format, &depth, &bpp); 39055a86bd55SVille Syrjälä return bpp >> 3; 39065a86bd55SVille Syrjälä } 39075a86bd55SVille Syrjälä } 39085a86bd55SVille Syrjälä EXPORT_SYMBOL(drm_format_plane_cpp); 390901b68b04SVille Syrjälä 391001b68b04SVille Syrjälä /** 391101b68b04SVille Syrjälä * drm_format_horz_chroma_subsampling - get the horizontal chroma subsampling factor 391201b68b04SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 391301b68b04SVille Syrjälä * 391401b68b04SVille Syrjälä * RETURNS: 391501b68b04SVille Syrjälä * The horizontal chroma subsampling factor for the 391601b68b04SVille Syrjälä * specified pixel format. 391701b68b04SVille Syrjälä */ 391801b68b04SVille Syrjälä int drm_format_horz_chroma_subsampling(uint32_t format) 391901b68b04SVille Syrjälä { 392001b68b04SVille Syrjälä switch (format) { 392101b68b04SVille Syrjälä case DRM_FORMAT_YUV411: 392201b68b04SVille Syrjälä case DRM_FORMAT_YVU411: 392301b68b04SVille Syrjälä case DRM_FORMAT_YUV410: 392401b68b04SVille Syrjälä case DRM_FORMAT_YVU410: 392501b68b04SVille Syrjälä return 4; 392601b68b04SVille Syrjälä case DRM_FORMAT_YUYV: 392701b68b04SVille Syrjälä case DRM_FORMAT_YVYU: 392801b68b04SVille Syrjälä case DRM_FORMAT_UYVY: 392901b68b04SVille Syrjälä case DRM_FORMAT_VYUY: 393001b68b04SVille Syrjälä case DRM_FORMAT_NV12: 393101b68b04SVille Syrjälä case DRM_FORMAT_NV21: 393201b68b04SVille Syrjälä case DRM_FORMAT_NV16: 393301b68b04SVille Syrjälä case DRM_FORMAT_NV61: 393401b68b04SVille Syrjälä case DRM_FORMAT_YUV422: 393501b68b04SVille Syrjälä case DRM_FORMAT_YVU422: 393601b68b04SVille Syrjälä case DRM_FORMAT_YUV420: 393701b68b04SVille Syrjälä case DRM_FORMAT_YVU420: 393801b68b04SVille Syrjälä return 2; 393901b68b04SVille Syrjälä default: 394001b68b04SVille Syrjälä return 1; 394101b68b04SVille Syrjälä } 394201b68b04SVille Syrjälä } 394301b68b04SVille Syrjälä EXPORT_SYMBOL(drm_format_horz_chroma_subsampling); 394401b68b04SVille Syrjälä 394501b68b04SVille Syrjälä /** 394601b68b04SVille Syrjälä * drm_format_vert_chroma_subsampling - get the vertical chroma subsampling factor 394701b68b04SVille Syrjälä * @format: pixel format (DRM_FORMAT_*) 394801b68b04SVille Syrjälä * 394901b68b04SVille Syrjälä * RETURNS: 395001b68b04SVille Syrjälä * The vertical chroma subsampling factor for the 395101b68b04SVille Syrjälä * specified pixel format. 395201b68b04SVille Syrjälä */ 395301b68b04SVille Syrjälä int drm_format_vert_chroma_subsampling(uint32_t format) 395401b68b04SVille Syrjälä { 395501b68b04SVille Syrjälä switch (format) { 395601b68b04SVille Syrjälä case DRM_FORMAT_YUV410: 395701b68b04SVille Syrjälä case DRM_FORMAT_YVU410: 395801b68b04SVille Syrjälä return 4; 395901b68b04SVille Syrjälä case DRM_FORMAT_YUV420: 396001b68b04SVille Syrjälä case DRM_FORMAT_YVU420: 396101b68b04SVille Syrjälä case DRM_FORMAT_NV12: 396201b68b04SVille Syrjälä case DRM_FORMAT_NV21: 396301b68b04SVille Syrjälä return 2; 396401b68b04SVille Syrjälä default: 396501b68b04SVille Syrjälä return 1; 396601b68b04SVille Syrjälä } 396701b68b04SVille Syrjälä } 396801b68b04SVille Syrjälä EXPORT_SYMBOL(drm_format_vert_chroma_subsampling); 396987d24fc3SLaurent Pinchart 397087d24fc3SLaurent Pinchart /** 397187d24fc3SLaurent Pinchart * drm_mode_config_init - initialize DRM mode_configuration structure 397287d24fc3SLaurent Pinchart * @dev: DRM device 397387d24fc3SLaurent Pinchart * 397487d24fc3SLaurent Pinchart * Initialize @dev's mode_config structure, used for tracking the graphics 397587d24fc3SLaurent Pinchart * configuration of @dev. 397687d24fc3SLaurent Pinchart * 397787d24fc3SLaurent Pinchart * Since this initializes the modeset locks, no locking is possible. Which is no 397887d24fc3SLaurent Pinchart * problem, since this should happen single threaded at init time. It is the 397987d24fc3SLaurent Pinchart * driver's problem to ensure this guarantee. 398087d24fc3SLaurent Pinchart * 398187d24fc3SLaurent Pinchart */ 398287d24fc3SLaurent Pinchart void drm_mode_config_init(struct drm_device *dev) 398387d24fc3SLaurent Pinchart { 398487d24fc3SLaurent Pinchart mutex_init(&dev->mode_config.mutex); 398587d24fc3SLaurent Pinchart mutex_init(&dev->mode_config.idr_mutex); 398687d24fc3SLaurent Pinchart mutex_init(&dev->mode_config.fb_lock); 398787d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.fb_list); 398887d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.crtc_list); 398987d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.connector_list); 399087d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.encoder_list); 399187d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.property_list); 399287d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.property_blob_list); 399387d24fc3SLaurent Pinchart INIT_LIST_HEAD(&dev->mode_config.plane_list); 399487d24fc3SLaurent Pinchart idr_init(&dev->mode_config.crtc_idr); 399587d24fc3SLaurent Pinchart 399687d24fc3SLaurent Pinchart drm_modeset_lock_all(dev); 399787d24fc3SLaurent Pinchart drm_mode_create_standard_connector_properties(dev); 399887d24fc3SLaurent Pinchart drm_modeset_unlock_all(dev); 399987d24fc3SLaurent Pinchart 400087d24fc3SLaurent Pinchart /* Just to be sure */ 400187d24fc3SLaurent Pinchart dev->mode_config.num_fb = 0; 400287d24fc3SLaurent Pinchart dev->mode_config.num_connector = 0; 400387d24fc3SLaurent Pinchart dev->mode_config.num_crtc = 0; 400487d24fc3SLaurent Pinchart dev->mode_config.num_encoder = 0; 400587d24fc3SLaurent Pinchart } 400687d24fc3SLaurent Pinchart EXPORT_SYMBOL(drm_mode_config_init); 400787d24fc3SLaurent Pinchart 400887d24fc3SLaurent Pinchart /** 400987d24fc3SLaurent Pinchart * drm_mode_config_cleanup - free up DRM mode_config info 401087d24fc3SLaurent Pinchart * @dev: DRM device 401187d24fc3SLaurent Pinchart * 401287d24fc3SLaurent Pinchart * Free up all the connectors and CRTCs associated with this DRM device, then 401387d24fc3SLaurent Pinchart * free up the framebuffers and associated buffer objects. 401487d24fc3SLaurent Pinchart * 401587d24fc3SLaurent Pinchart * Note that since this /should/ happen single-threaded at driver/device 401687d24fc3SLaurent Pinchart * teardown time, no locking is required. It's the driver's job to ensure that 401787d24fc3SLaurent Pinchart * this guarantee actually holds true. 401887d24fc3SLaurent Pinchart * 401987d24fc3SLaurent Pinchart * FIXME: cleanup any dangling user buffer objects too 402087d24fc3SLaurent Pinchart */ 402187d24fc3SLaurent Pinchart void drm_mode_config_cleanup(struct drm_device *dev) 402287d24fc3SLaurent Pinchart { 402387d24fc3SLaurent Pinchart struct drm_connector *connector, *ot; 402487d24fc3SLaurent Pinchart struct drm_crtc *crtc, *ct; 402587d24fc3SLaurent Pinchart struct drm_encoder *encoder, *enct; 402687d24fc3SLaurent Pinchart struct drm_framebuffer *fb, *fbt; 402787d24fc3SLaurent Pinchart struct drm_property *property, *pt; 402887d24fc3SLaurent Pinchart struct drm_property_blob *blob, *bt; 402987d24fc3SLaurent Pinchart struct drm_plane *plane, *plt; 403087d24fc3SLaurent Pinchart 403187d24fc3SLaurent Pinchart list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, 403287d24fc3SLaurent Pinchart head) { 403387d24fc3SLaurent Pinchart encoder->funcs->destroy(encoder); 403487d24fc3SLaurent Pinchart } 403587d24fc3SLaurent Pinchart 403687d24fc3SLaurent Pinchart list_for_each_entry_safe(connector, ot, 403787d24fc3SLaurent Pinchart &dev->mode_config.connector_list, head) { 403887d24fc3SLaurent Pinchart connector->funcs->destroy(connector); 403987d24fc3SLaurent Pinchart } 404087d24fc3SLaurent Pinchart 404187d24fc3SLaurent Pinchart list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, 404287d24fc3SLaurent Pinchart head) { 404387d24fc3SLaurent Pinchart drm_property_destroy(dev, property); 404487d24fc3SLaurent Pinchart } 404587d24fc3SLaurent Pinchart 404687d24fc3SLaurent Pinchart list_for_each_entry_safe(blob, bt, &dev->mode_config.property_blob_list, 404787d24fc3SLaurent Pinchart head) { 404887d24fc3SLaurent Pinchart drm_property_destroy_blob(dev, blob); 404987d24fc3SLaurent Pinchart } 405087d24fc3SLaurent Pinchart 405187d24fc3SLaurent Pinchart /* 405287d24fc3SLaurent Pinchart * Single-threaded teardown context, so it's not required to grab the 405387d24fc3SLaurent Pinchart * fb_lock to protect against concurrent fb_list access. Contrary, it 405487d24fc3SLaurent Pinchart * would actually deadlock with the drm_framebuffer_cleanup function. 405587d24fc3SLaurent Pinchart * 405687d24fc3SLaurent Pinchart * Also, if there are any framebuffers left, that's a driver leak now, 405787d24fc3SLaurent Pinchart * so politely WARN about this. 405887d24fc3SLaurent Pinchart */ 405987d24fc3SLaurent Pinchart WARN_ON(!list_empty(&dev->mode_config.fb_list)); 406087d24fc3SLaurent Pinchart list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { 406187d24fc3SLaurent Pinchart drm_framebuffer_remove(fb); 406287d24fc3SLaurent Pinchart } 406387d24fc3SLaurent Pinchart 406487d24fc3SLaurent Pinchart list_for_each_entry_safe(plane, plt, &dev->mode_config.plane_list, 406587d24fc3SLaurent Pinchart head) { 406687d24fc3SLaurent Pinchart plane->funcs->destroy(plane); 406787d24fc3SLaurent Pinchart } 406887d24fc3SLaurent Pinchart 406987d24fc3SLaurent Pinchart list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { 407087d24fc3SLaurent Pinchart crtc->funcs->destroy(crtc); 407187d24fc3SLaurent Pinchart } 407287d24fc3SLaurent Pinchart 407387d24fc3SLaurent Pinchart idr_destroy(&dev->mode_config.crtc_idr); 407487d24fc3SLaurent Pinchart } 407587d24fc3SLaurent Pinchart EXPORT_SYMBOL(drm_mode_config_cleanup); 4076